diff --git a/programs/ssl/ssl_server2.c b/programs/ssl/ssl_server2.c
index 4e9e499..dd78c0b 100644
--- a/programs/ssl/ssl_server2.c
+++ b/programs/ssl/ssl_server2.c
@@ -20,16 +20,16 @@
 #include "ssl_test_lib.h"
 
 #if defined(MBEDTLS_SSL_TEST_IMPOSSIBLE)
-int main( void )
+int main(void)
 {
-    mbedtls_printf( MBEDTLS_SSL_TEST_IMPOSSIBLE );
-    mbedtls_exit( 0 );
+    mbedtls_printf(MBEDTLS_SSL_TEST_IMPOSSIBLE);
+    mbedtls_exit(0);
 }
 #elif !defined(MBEDTLS_SSL_SRV_C)
-int main( void )
+int main(void)
 {
-    mbedtls_printf( "MBEDTLS_SSL_SRV_C not defined.\n" );
-    mbedtls_exit( 0 );
+    mbedtls_printf("MBEDTLS_SSL_SRV_C not defined.\n");
+    mbedtls_exit(0);
 }
 #else /* !MBEDTLS_SSL_TEST_IMPOSSIBLE && MBEDTLS_SSL_SRV_C */
 
@@ -88,9 +88,9 @@
 #define DFL_KEY_FILE2           ""
 #define DFL_KEY_PWD2            ""
 #define DFL_ASYNC_OPERATIONS    "-"
-#define DFL_ASYNC_PRIVATE_DELAY1 ( -1 )
-#define DFL_ASYNC_PRIVATE_DELAY2 ( -1 )
-#define DFL_ASYNC_PRIVATE_ERROR  ( 0 )
+#define DFL_ASYNC_PRIVATE_DELAY1 (-1)
+#define DFL_ASYNC_PRIVATE_DELAY2 (-1)
+#define DFL_ASYNC_PRIVATE_ERROR  (0)
 #define DFL_PSK                 ""
 #define DFL_PSK_OPAQUE          0
 #define DFL_PSK_LIST_OPAQUE     0
@@ -103,7 +103,7 @@
 #define DFL_ALLOW_LEGACY        -2
 #define DFL_RENEGOTIATE         0
 #define DFL_RENEGO_DELAY        -2
-#define DFL_RENEGO_PERIOD       ( (uint64_t)-1 )
+#define DFL_RENEGO_PERIOD       ((uint64_t) -1)
 #define DFL_EXCHANGES           1
 #define DFL_MIN_VERSION         -1
 #define DFL_MAX_VERSION         -1
@@ -149,12 +149,12 @@
 #define DFL_SRTP_SUPPORT_MKI    0
 
 #define LONG_RESPONSE "<p>01-blah-blah-blah-blah-blah-blah-blah-blah-blah\r\n" \
-    "02-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah\r\n"  \
-    "03-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah\r\n"  \
-    "04-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah\r\n"  \
-    "05-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah\r\n"  \
-    "06-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah\r\n"  \
-    "07-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah</p>\r\n"
+                      "02-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah\r\n"  \
+                      "03-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah\r\n"  \
+                      "04-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah\r\n"  \
+                      "05-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah\r\n"  \
+                      "06-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah\r\n"  \
+                      "07-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah</p>\r\n"
 
 /* Uncomment LONG_RESPONSE at the end of HTTP_RESPONSE to test sending longer
  * packets (for fragmentation purposes) */
@@ -180,14 +180,14 @@
     "    crt_file=%%s         Your own cert and chain (in bottom to top order, top may be omitted)\n" \
     "                        default: see note after key_file2\n" \
     "    key_file=%%s         default: see note after key_file2\n" \
-    "    key_pwd=%%s          Password for key specified by key_file argument\n"\
+    "    key_pwd=%%s          Password for key specified by key_file argument\n" \
     "                        default: none\n" \
     "    crt_file2=%%s        Your second cert and chain (in bottom to top order, top may be omitted)\n" \
     "                        default: see note after key_file2\n" \
     "    key_file2=%%s        default: see note below\n" \
     "                        note: if neither crt_file/key_file nor crt_file2/key_file2 are used,\n" \
     "                              preloaded certificate(s) and key(s) are used if available\n" \
-    "    key_pwd2=%%s         Password for key specified by key_file2 argument\n"\
+    "    key_pwd2=%%s         Password for key specified by key_file2 argument\n" \
     "                        default: none\n" \
     "    dhm_file=%%s        File containing Diffie-Hellman parameters\n" \
     "                       default: preloaded parameters\n"
@@ -335,8 +335,8 @@
 #endif
 
 #define USAGE_SNI                                                           \
-    "    sni=%%s              name1,cert1,key1,ca1"SNI_CRL",auth1[,...]\n"  \
-    "                        default: disabled\n"
+    "    sni=%%s              name1,cert1,key1,ca1"SNI_CRL ",auth1[,...]\n"  \
+                                                           "                        default: disabled\n"
 #else
 #define USAGE_SNI ""
 #endif /* SNI_OPTION */
@@ -449,7 +449,7 @@
     "    serialize=%%d        default: 0 (do not serialize/deserialize)\n"     \
     "                        options: 1 (serialize)\n"                         \
     "                                 2 (serialize with re-initialization)\n"  \
-    "    context_file=%%s     The file path to write a serialized connection\n"\
+    "    context_file=%%s     The file path to write a serialized connection\n" \
     "                        in the form of base64 code (serialize option\n"   \
     "                        must be set)\n"                                   \
     "                         default: \"\" (do nothing)\n"                    \
@@ -472,7 +472,7 @@
     "                         (minimum: 1, max: 16385)\n" \
     "    response_size=%%d    default: about 152 (basic response)\n" \
     "                          (minimum: 0, max: 16384)\n" \
-    "                          increases buffer_size if bigger\n"\
+    "                          increases buffer_size if bigger\n" \
     "    nbio=%%d             default: 0 (blocking I/O)\n"  \
     "                        options: 1 (non-blocking), 2 (added delays)\n" \
     "    event=%%d            default: 0 (loop)\n"                            \
@@ -540,24 +540,23 @@
 #define ALPN_LIST_SIZE  10
 #define CURVE_LIST_SIZE 20
 
-#define PUT_UINT64_BE(out_be,in_le,i)                                   \
-{                                                                       \
-    (out_be)[(i) + 0] = (unsigned char)( ( (in_le) >> 56 ) & 0xFF );    \
-    (out_be)[(i) + 1] = (unsigned char)( ( (in_le) >> 48 ) & 0xFF );    \
-    (out_be)[(i) + 2] = (unsigned char)( ( (in_le) >> 40 ) & 0xFF );    \
-    (out_be)[(i) + 3] = (unsigned char)( ( (in_le) >> 32 ) & 0xFF );    \
-    (out_be)[(i) + 4] = (unsigned char)( ( (in_le) >> 24 ) & 0xFF );    \
-    (out_be)[(i) + 5] = (unsigned char)( ( (in_le) >> 16 ) & 0xFF );    \
-    (out_be)[(i) + 6] = (unsigned char)( ( (in_le) >> 8  ) & 0xFF );    \
-    (out_be)[(i) + 7] = (unsigned char)( ( (in_le) >> 0  ) & 0xFF );    \
-}
+#define PUT_UINT64_BE(out_be, in_le, i)                                   \
+    {                                                                       \
+        (out_be)[(i) + 0] = (unsigned char) (((in_le) >> 56) & 0xFF);    \
+        (out_be)[(i) + 1] = (unsigned char) (((in_le) >> 48) & 0xFF);    \
+        (out_be)[(i) + 2] = (unsigned char) (((in_le) >> 40) & 0xFF);    \
+        (out_be)[(i) + 3] = (unsigned char) (((in_le) >> 32) & 0xFF);    \
+        (out_be)[(i) + 4] = (unsigned char) (((in_le) >> 24) & 0xFF);    \
+        (out_be)[(i) + 5] = (unsigned char) (((in_le) >> 16) & 0xFF);    \
+        (out_be)[(i) + 6] = (unsigned char) (((in_le) >> 8) & 0xFF);    \
+        (out_be)[(i) + 7] = (unsigned char) (((in_le) >> 0) & 0xFF);    \
+    }
 
 
 /*
  * global options
  */
-struct options
-{
+struct options {
     const char *server_addr;    /* address on which the ssl service runs    */
     const char *server_port;    /* port on which the ssl service runs       */
     int debug_level;            /* level of debugging                       */
@@ -651,30 +650,33 @@
 /*
  * Return authmode from string, or -1 on error
  */
-static int get_auth_mode( const char *s )
+static int get_auth_mode(const char *s)
 {
-    if( strcmp( s, "none" ) == 0 )
-        return( MBEDTLS_SSL_VERIFY_NONE );
-    if( strcmp( s, "optional" ) == 0 )
-        return( MBEDTLS_SSL_VERIFY_OPTIONAL );
-    if( strcmp( s, "required" ) == 0 )
-        return( MBEDTLS_SSL_VERIFY_REQUIRED );
+    if (strcmp(s, "none") == 0) {
+        return MBEDTLS_SSL_VERIFY_NONE;
+    }
+    if (strcmp(s, "optional") == 0) {
+        return MBEDTLS_SSL_VERIFY_OPTIONAL;
+    }
+    if (strcmp(s, "required") == 0) {
+        return MBEDTLS_SSL_VERIFY_REQUIRED;
+    }
 
-    return( -1 );
+    return -1;
 }
 
 /*
  * Used by sni_parse and psk_parse to handle coma-separated lists
  */
-#define GET_ITEM( dst )         \
+#define GET_ITEM(dst)         \
     do                          \
     {                           \
         (dst) = p;              \
-        while( *p != ',' )      \
-            if( ++p > end )     \
-                goto error;     \
+        while (*p != ',')      \
+        if (++p > end)     \
+        goto error;     \
         *p++ = '\0';            \
-    } while( 0 )
+    } while (0)
 
 #if defined(SNI_OPTION)
 typedef struct _sni_entry sni_entry;
@@ -683,32 +685,31 @@
     const char *name;
     mbedtls_x509_crt *cert;
     mbedtls_pk_context *key;
-    mbedtls_x509_crt* ca;
-    mbedtls_x509_crl* crl;
+    mbedtls_x509_crt *ca;
+    mbedtls_x509_crl *crl;
     int authmode;
     sni_entry *next;
 };
 
-void sni_free( sni_entry *head )
+void sni_free(sni_entry *head)
 {
     sni_entry *cur = head, *next;
 
-    while( cur != NULL )
-    {
-        mbedtls_x509_crt_free( cur->cert );
-        mbedtls_free( cur->cert );
+    while (cur != NULL) {
+        mbedtls_x509_crt_free(cur->cert);
+        mbedtls_free(cur->cert);
 
-        mbedtls_pk_free( cur->key );
-        mbedtls_free( cur->key );
+        mbedtls_pk_free(cur->key);
+        mbedtls_free(cur->key);
 
-        mbedtls_x509_crt_free( cur->ca );
-        mbedtls_free( cur->ca );
+        mbedtls_x509_crt_free(cur->ca);
+        mbedtls_free(cur->ca);
 #if defined(MBEDTLS_X509_CRL_PARSE_C)
-        mbedtls_x509_crl_free( cur->crl );
-        mbedtls_free( cur->crl );
+        mbedtls_x509_crl_free(cur->crl);
+        mbedtls_free(cur->crl);
 #endif
         next = cur->next;
-        mbedtls_free( cur );
+        mbedtls_free(cur);
         cur = next;
     }
 }
@@ -720,7 +721,7 @@
  *
  * Modifies the input string! This is not production quality!
  */
-sni_entry *sni_parse( char *sni_string )
+sni_entry *sni_parse(char *sni_string)
 {
     sni_entry *cur = NULL, *new = NULL;
     char *p = sni_string;
@@ -730,108 +731,111 @@
     char *crl_file;
 #endif
 
-    while( *end != '\0' )
+    while (*end != '\0') {
         ++end;
+    }
     *end = ',';
 
-    while( p <= end )
-    {
-        if( ( new = mbedtls_calloc( 1, sizeof( sni_entry ) ) ) == NULL )
-        {
-            sni_free( cur );
-            return( NULL );
+    while (p <= end) {
+        if ((new = mbedtls_calloc(1, sizeof(sni_entry))) == NULL) {
+            sni_free(cur);
+            return NULL;
         }
 
-        GET_ITEM( new->name );
-        GET_ITEM( crt_file );
-        GET_ITEM( key_file );
-        GET_ITEM( ca_file );
+        GET_ITEM(new->name);
+        GET_ITEM(crt_file);
+        GET_ITEM(key_file);
+        GET_ITEM(ca_file);
 #if defined(MBEDTLS_X509_CRL_PARSE_C)
-        GET_ITEM( crl_file );
+        GET_ITEM(crl_file);
 #endif
-        GET_ITEM( auth_str );
+        GET_ITEM(auth_str);
 
-        if( ( new->cert = mbedtls_calloc( 1, sizeof( mbedtls_x509_crt ) ) ) == NULL ||
-            ( new->key = mbedtls_calloc( 1, sizeof( mbedtls_pk_context ) ) ) == NULL )
+        if ((new->cert = mbedtls_calloc(1, sizeof(mbedtls_x509_crt))) == NULL ||
+            (new->key = mbedtls_calloc(1, sizeof(mbedtls_pk_context))) == NULL) {
             goto error;
+        }
 
-        mbedtls_x509_crt_init( new->cert );
-        mbedtls_pk_init( new->key );
+        mbedtls_x509_crt_init(new->cert);
+        mbedtls_pk_init(new->key);
 
-        if( mbedtls_x509_crt_parse_file( new->cert, crt_file ) != 0 ||
-            mbedtls_pk_parse_keyfile( new->key, key_file, "" ) != 0 )
+        if (mbedtls_x509_crt_parse_file(new->cert, crt_file) != 0 ||
+            mbedtls_pk_parse_keyfile(new->key, key_file, "") != 0) {
             goto error;
+        }
 
-        if( strcmp( ca_file, "-" ) != 0 )
-        {
-            if( ( new->ca = mbedtls_calloc( 1, sizeof( mbedtls_x509_crt ) ) ) == NULL )
+        if (strcmp(ca_file, "-") != 0) {
+            if ((new->ca = mbedtls_calloc(1, sizeof(mbedtls_x509_crt))) == NULL) {
                 goto error;
+            }
 
-            mbedtls_x509_crt_init( new->ca );
+            mbedtls_x509_crt_init(new->ca);
 
-            if( mbedtls_x509_crt_parse_file( new->ca, ca_file ) != 0 )
+            if (mbedtls_x509_crt_parse_file(new->ca, ca_file) != 0) {
                 goto error;
+            }
         }
 
 #if defined(MBEDTLS_X509_CRL_PARSE_C)
-        if( strcmp( crl_file, "-" ) != 0 )
-        {
-            if( ( new->crl = mbedtls_calloc( 1, sizeof( mbedtls_x509_crl ) ) ) == NULL )
+        if (strcmp(crl_file, "-") != 0) {
+            if ((new->crl = mbedtls_calloc(1, sizeof(mbedtls_x509_crl))) == NULL) {
                 goto error;
+            }
 
-            mbedtls_x509_crl_init( new->crl );
+            mbedtls_x509_crl_init(new->crl);
 
-            if( mbedtls_x509_crl_parse_file( new->crl, crl_file ) != 0 )
+            if (mbedtls_x509_crl_parse_file(new->crl, crl_file) != 0) {
                 goto error;
+            }
         }
 #endif
 
-        if( strcmp( auth_str, "-" ) != 0 )
-        {
-            if( ( new->authmode = get_auth_mode( auth_str ) ) < 0 )
+        if (strcmp(auth_str, "-") != 0) {
+            if ((new->authmode = get_auth_mode(auth_str)) < 0) {
                 goto error;
-        }
-        else
+            }
+        } else {
             new->authmode = DFL_AUTH_MODE;
+        }
 
         new->next = cur;
         cur = new;
     }
 
-    return( cur );
+    return cur;
 
 error:
-    sni_free( new );
-    sni_free( cur );
-    return( NULL );
+    sni_free(new);
+    sni_free(cur);
+    return NULL;
 }
 
 /*
  * SNI callback.
  */
-int sni_callback( void *p_info, mbedtls_ssl_context *ssl,
-                  const unsigned char *name, size_t name_len )
+int sni_callback(void *p_info, mbedtls_ssl_context *ssl,
+                 const unsigned char *name, size_t name_len)
 {
     const sni_entry *cur = (const sni_entry *) p_info;
 
-    while( cur != NULL )
-    {
-        if( name_len == strlen( cur->name ) &&
-            memcmp( name, cur->name, name_len ) == 0 )
-        {
-            if( cur->ca != NULL )
-                mbedtls_ssl_set_hs_ca_chain( ssl, cur->ca, cur->crl );
+    while (cur != NULL) {
+        if (name_len == strlen(cur->name) &&
+            memcmp(name, cur->name, name_len) == 0) {
+            if (cur->ca != NULL) {
+                mbedtls_ssl_set_hs_ca_chain(ssl, cur->ca, cur->crl);
+            }
 
-            if( cur->authmode != DFL_AUTH_MODE )
-                mbedtls_ssl_set_hs_authmode( ssl, cur->authmode );
+            if (cur->authmode != DFL_AUTH_MODE) {
+                mbedtls_ssl_set_hs_authmode(ssl, cur->authmode);
+            }
 
-            return( mbedtls_ssl_set_hs_own_cert( ssl, cur->cert, cur->key ) );
+            return mbedtls_ssl_set_hs_own_cert(ssl, cur->cert, cur->key);
         }
 
         cur = cur->next;
     }
 
-    return( -1 );
+    return -1;
 }
 
 #endif /* SNI_OPTION */
@@ -840,8 +844,7 @@
 
 typedef struct _psk_entry psk_entry;
 
-struct _psk_entry
-{
+struct _psk_entry {
     const char *name;
     size_t key_len;
     unsigned char key[MBEDTLS_PSK_MAX_LEN];
@@ -854,30 +857,29 @@
 /*
  * Free a list of psk_entry's
  */
-int psk_free( psk_entry *head )
+int psk_free(psk_entry *head)
 {
     psk_entry *next;
 
-    while( head != NULL )
-    {
+    while (head != NULL) {
 #if defined(MBEDTLS_USE_PSA_CRYPTO)
         psa_status_t status;
         psa_key_id_t const slot = head->slot;
 
-        if( slot != 0 )
-        {
-            status = psa_destroy_key( slot );
-            if( status != PSA_SUCCESS )
-                return( status );
+        if (slot != 0) {
+            status = psa_destroy_key(slot);
+            if (status != PSA_SUCCESS) {
+                return status;
+            }
         }
 #endif /* MBEDTLS_USE_PSA_CRYPTO */
 
         next = head->next;
-        mbedtls_free( head );
+        mbedtls_free(head);
         head = next;
     }
 
-    return( 0 );
+    return 0;
 }
 
 /*
@@ -886,68 +888,68 @@
  *
  * Modifies the input string! This is not production quality!
  */
-psk_entry *psk_parse( char *psk_string )
+psk_entry *psk_parse(char *psk_string)
 {
     psk_entry *cur = NULL, *new = NULL;
     char *p = psk_string;
     char *end = p;
     char *key_hex;
 
-    while( *end != '\0' )
+    while (*end != '\0') {
         ++end;
+    }
     *end = ',';
 
-    while( p <= end )
-    {
-        if( ( new = mbedtls_calloc( 1, sizeof( psk_entry ) ) ) == NULL )
+    while (p <= end) {
+        if ((new = mbedtls_calloc(1, sizeof(psk_entry))) == NULL) {
             goto error;
+        }
 
-        memset( new, 0, sizeof( psk_entry ) );
+        memset(new, 0, sizeof(psk_entry));
 
-        GET_ITEM( new->name );
-        GET_ITEM( key_hex );
+        GET_ITEM(new->name);
+        GET_ITEM(key_hex);
 
-        if( mbedtls_test_unhexify( new->key, MBEDTLS_PSK_MAX_LEN,
-                                   key_hex, &new->key_len ) != 0 )
+        if (mbedtls_test_unhexify(new->key, MBEDTLS_PSK_MAX_LEN,
+                                  key_hex, &new->key_len) != 0) {
             goto error;
+        }
 
         new->next = cur;
         cur = new;
     }
 
-    return( cur );
+    return cur;
 
 error:
-    psk_free( new );
-    psk_free( cur );
-    return( 0 );
+    psk_free(new);
+    psk_free(cur);
+    return 0;
 }
 
 /*
  * PSK callback
  */
-int psk_callback( void *p_info, mbedtls_ssl_context *ssl,
-                  const unsigned char *name, size_t name_len )
+int psk_callback(void *p_info, mbedtls_ssl_context *ssl,
+                 const unsigned char *name, size_t name_len)
 {
     psk_entry *cur = (psk_entry *) p_info;
 
-    while( cur != NULL )
-    {
-        if( name_len == strlen( cur->name ) &&
-            memcmp( name, cur->name, name_len ) == 0 )
-        {
+    while (cur != NULL) {
+        if (name_len == strlen(cur->name) &&
+            memcmp(name, cur->name, name_len) == 0) {
 #if defined(MBEDTLS_USE_PSA_CRYPTO)
-            if( cur->slot != 0 )
-                return( mbedtls_ssl_set_hs_psk_opaque( ssl, cur->slot ) );
-            else
+            if (cur->slot != 0) {
+                return mbedtls_ssl_set_hs_psk_opaque(ssl, cur->slot);
+            } else
 #endif
-            return( mbedtls_ssl_set_hs_psk( ssl, cur->key, cur->key_len ) );
+            return mbedtls_ssl_set_hs_psk(ssl, cur->key, cur->key_len);
         }
 
         cur = cur->next;
     }
 
-    return( -1 );
+    return -1;
 }
 #endif /* MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED */
 
@@ -956,12 +958,12 @@
 /* Interruption handler to ensure clean exit (for valgrind testing) */
 #if !defined(_WIN32)
 static int received_sigterm = 0;
-void term_handler( int sig )
+void term_handler(int sig)
 {
     ((void) sig);
     received_sigterm = 1;
-    mbedtls_net_free( &listen_fd ); /* causes mbedtls_net_accept() to abort */
-    mbedtls_net_free( &client_fd ); /* causes net_read() to abort */
+    mbedtls_net_free(&listen_fd);   /* causes mbedtls_net_accept() to abort */
+    mbedtls_net_free(&client_fd);   /* causes net_read() to abort */
 }
 #endif
 
@@ -975,16 +977,15 @@
  * - A write, when the SSL output buffer contains some data that has not
  *   been sent over the network yet.
  * - An asynchronous callback that has not completed yet. */
-static int mbedtls_status_is_ssl_in_progress( int ret )
+static int mbedtls_status_is_ssl_in_progress(int ret)
 {
-    return( ret == MBEDTLS_ERR_SSL_WANT_READ ||
-            ret == MBEDTLS_ERR_SSL_WANT_WRITE ||
-            ret == MBEDTLS_ERR_SSL_ASYNC_IN_PROGRESS );
+    return ret == MBEDTLS_ERR_SSL_WANT_READ ||
+           ret == MBEDTLS_ERR_SSL_WANT_WRITE ||
+           ret == MBEDTLS_ERR_SSL_ASYNC_IN_PROGRESS;
 }
 
 #if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
-typedef struct
-{
+typedef struct {
     mbedtls_x509_crt *cert; /*!< Certificate corresponding to the key */
     mbedtls_pk_context *pk; /*!< Private key */
     unsigned delay; /*!< Number of resume steps to go through */
@@ -999,8 +1000,7 @@
 #define SSL_ASYNC_INJECT_ERROR_MAX SSL_ASYNC_INJECT_ERROR_RESUME
 } ssl_async_inject_error_t;
 
-typedef struct
-{
+typedef struct {
     ssl_async_key_slot_t slots[4]; /* key, key2, sni1, sni2 */
     size_t slots_used;
     ssl_async_inject_error_t inject_error;
@@ -1008,32 +1008,31 @@
     void *p_rng;
 } ssl_async_key_context_t;
 
-int ssl_async_set_key( ssl_async_key_context_t *ctx,
-                       mbedtls_x509_crt *cert,
-                       mbedtls_pk_context *pk,
-                       int pk_take_ownership,
-                       unsigned delay )
+int ssl_async_set_key(ssl_async_key_context_t *ctx,
+                      mbedtls_x509_crt *cert,
+                      mbedtls_pk_context *pk,
+                      int pk_take_ownership,
+                      unsigned delay)
 {
-    if( ctx->slots_used >= sizeof( ctx->slots ) / sizeof( *ctx->slots ) )
-        return( -1 );
+    if (ctx->slots_used >= sizeof(ctx->slots) / sizeof(*ctx->slots)) {
+        return -1;
+    }
     ctx->slots[ctx->slots_used].cert = cert;
     ctx->slots[ctx->slots_used].pk = pk;
     ctx->slots[ctx->slots_used].delay = delay;
     ctx->slots[ctx->slots_used].pk_owned = pk_take_ownership;
     ++ctx->slots_used;
-    return( 0 );
+    return 0;
 }
 
 #define SSL_ASYNC_INPUT_MAX_SIZE 512
 
-typedef enum
-{
+typedef enum {
     ASYNC_OP_SIGN,
     ASYNC_OP_DECRYPT,
 } ssl_async_operation_type_t;
 
-typedef struct
-{
+typedef struct {
     unsigned slot;
     ssl_async_operation_type_t operation_type;
     mbedtls_md_type_t md_alg;
@@ -1053,244 +1052,239 @@
     "decrypt",
 };
 
-static int ssl_async_start( mbedtls_ssl_context *ssl,
-                            mbedtls_x509_crt *cert,
-                            ssl_async_operation_type_t op_type,
-                            mbedtls_md_type_t md_alg,
-                            const unsigned char *input,
-                            size_t input_len )
+static int ssl_async_start(mbedtls_ssl_context *ssl,
+                           mbedtls_x509_crt *cert,
+                           ssl_async_operation_type_t op_type,
+                           mbedtls_md_type_t md_alg,
+                           const unsigned char *input,
+                           size_t input_len)
 {
     ssl_async_key_context_t *config_data =
-        mbedtls_ssl_conf_get_async_config_data( ssl->conf );
+        mbedtls_ssl_conf_get_async_config_data(ssl->conf);
     unsigned slot;
     ssl_async_operation_context_t *ctx = NULL;
     const char *op_name = ssl_async_operation_names[op_type];
 
     {
         char dn[100];
-        if( mbedtls_x509_dn_gets( dn, sizeof( dn ), &cert->subject ) > 0 )
-            mbedtls_printf( "Async %s callback: looking for DN=%s\n",
-                            op_name, dn );
+        if (mbedtls_x509_dn_gets(dn, sizeof(dn), &cert->subject) > 0) {
+            mbedtls_printf("Async %s callback: looking for DN=%s\n",
+                           op_name, dn);
+        }
     }
 
     /* Look for a private key that matches the public key in cert.
      * Since this test code has the private key inside Mbed TLS,
      * we call mbedtls_pk_check_pair to match a private key with the
      * public key. */
-    for( slot = 0; slot < config_data->slots_used; slot++ )
-    {
-        if( mbedtls_pk_check_pair( &cert->pk,
-                                   config_data->slots[slot].pk ) == 0 )
+    for (slot = 0; slot < config_data->slots_used; slot++) {
+        if (mbedtls_pk_check_pair(&cert->pk,
+                                  config_data->slots[slot].pk) == 0) {
             break;
+        }
     }
-    if( slot == config_data->slots_used )
-    {
-        mbedtls_printf( "Async %s callback: no key matches this certificate.\n",
-                        op_name );
-        return( MBEDTLS_ERR_SSL_HW_ACCEL_FALLTHROUGH );
+    if (slot == config_data->slots_used) {
+        mbedtls_printf("Async %s callback: no key matches this certificate.\n",
+                       op_name);
+        return MBEDTLS_ERR_SSL_HW_ACCEL_FALLTHROUGH;
     }
-    mbedtls_printf( "Async %s callback: using key slot %u, delay=%u.\n",
-                    op_name, slot, config_data->slots[slot].delay );
+    mbedtls_printf("Async %s callback: using key slot %u, delay=%u.\n",
+                   op_name, slot, config_data->slots[slot].delay);
 
-    if( config_data->inject_error == SSL_ASYNC_INJECT_ERROR_START )
-    {
-        mbedtls_printf( "Async %s callback: injected error\n", op_name );
-        return( MBEDTLS_ERR_PK_FEATURE_UNAVAILABLE );
+    if (config_data->inject_error == SSL_ASYNC_INJECT_ERROR_START) {
+        mbedtls_printf("Async %s callback: injected error\n", op_name);
+        return MBEDTLS_ERR_PK_FEATURE_UNAVAILABLE;
     }
 
-    if( input_len > SSL_ASYNC_INPUT_MAX_SIZE )
-        return( MBEDTLS_ERR_SSL_BAD_INPUT_DATA );
+    if (input_len > SSL_ASYNC_INPUT_MAX_SIZE) {
+        return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
+    }
 
-    ctx = mbedtls_calloc( 1, sizeof( *ctx ) );
-    if( ctx == NULL )
-        return( MBEDTLS_ERR_SSL_ALLOC_FAILED );
+    ctx = mbedtls_calloc(1, sizeof(*ctx));
+    if (ctx == NULL) {
+        return MBEDTLS_ERR_SSL_ALLOC_FAILED;
+    }
     ctx->slot = slot;
     ctx->operation_type = op_type;
     ctx->md_alg = md_alg;
-    memcpy( ctx->input, input, input_len );
+    memcpy(ctx->input, input, input_len);
     ctx->input_len = input_len;
     ctx->remaining_delay = config_data->slots[slot].delay;
-    mbedtls_ssl_set_async_operation_data( ssl, ctx );
+    mbedtls_ssl_set_async_operation_data(ssl, ctx);
 
-    if( ctx->remaining_delay == 0 )
-        return( 0 );
-    else
-        return( MBEDTLS_ERR_SSL_ASYNC_IN_PROGRESS );
+    if (ctx->remaining_delay == 0) {
+        return 0;
+    } else {
+        return MBEDTLS_ERR_SSL_ASYNC_IN_PROGRESS;
+    }
 }
 
-static int ssl_async_sign( mbedtls_ssl_context *ssl,
-                           mbedtls_x509_crt *cert,
-                           mbedtls_md_type_t md_alg,
-                           const unsigned char *hash,
-                           size_t hash_len )
+static int ssl_async_sign(mbedtls_ssl_context *ssl,
+                          mbedtls_x509_crt *cert,
+                          mbedtls_md_type_t md_alg,
+                          const unsigned char *hash,
+                          size_t hash_len)
 {
-    return( ssl_async_start( ssl, cert,
-                             ASYNC_OP_SIGN, md_alg,
-                             hash, hash_len ) );
+    return ssl_async_start(ssl, cert,
+                           ASYNC_OP_SIGN, md_alg,
+                           hash, hash_len);
 }
 
-static int ssl_async_decrypt( mbedtls_ssl_context *ssl,
-                              mbedtls_x509_crt *cert,
-                              const unsigned char *input,
-                              size_t input_len )
+static int ssl_async_decrypt(mbedtls_ssl_context *ssl,
+                             mbedtls_x509_crt *cert,
+                             const unsigned char *input,
+                             size_t input_len)
 {
-    return( ssl_async_start( ssl, cert,
-                             ASYNC_OP_DECRYPT, MBEDTLS_MD_NONE,
-                             input, input_len ) );
+    return ssl_async_start(ssl, cert,
+                           ASYNC_OP_DECRYPT, MBEDTLS_MD_NONE,
+                           input, input_len);
 }
 
-static int ssl_async_resume( mbedtls_ssl_context *ssl,
-                             unsigned char *output,
-                             size_t *output_len,
-                             size_t output_size )
+static int ssl_async_resume(mbedtls_ssl_context *ssl,
+                            unsigned char *output,
+                            size_t *output_len,
+                            size_t output_size)
 {
-    ssl_async_operation_context_t *ctx = mbedtls_ssl_get_async_operation_data( ssl );
+    ssl_async_operation_context_t *ctx = mbedtls_ssl_get_async_operation_data(ssl);
     ssl_async_key_context_t *config_data =
-        mbedtls_ssl_conf_get_async_config_data( ssl->conf );
+        mbedtls_ssl_conf_get_async_config_data(ssl->conf);
     ssl_async_key_slot_t *key_slot = &config_data->slots[ctx->slot];
     int ret;
     const char *op_name;
 
-    if( ctx->remaining_delay > 0 )
-    {
+    if (ctx->remaining_delay > 0) {
         --ctx->remaining_delay;
-        mbedtls_printf( "Async resume (slot %u): call %u more times.\n",
-                        ctx->slot, ctx->remaining_delay );
-        return( MBEDTLS_ERR_SSL_ASYNC_IN_PROGRESS );
+        mbedtls_printf("Async resume (slot %u): call %u more times.\n",
+                       ctx->slot, ctx->remaining_delay);
+        return MBEDTLS_ERR_SSL_ASYNC_IN_PROGRESS;
     }
 
-    switch( ctx->operation_type )
-    {
+    switch (ctx->operation_type) {
         case ASYNC_OP_DECRYPT:
-            ret = mbedtls_pk_decrypt( key_slot->pk,
-                                      ctx->input, ctx->input_len,
-                                      output, output_len, output_size,
-                                      config_data->f_rng, config_data->p_rng );
+            ret = mbedtls_pk_decrypt(key_slot->pk,
+                                     ctx->input, ctx->input_len,
+                                     output, output_len, output_size,
+                                     config_data->f_rng, config_data->p_rng);
             break;
         case ASYNC_OP_SIGN:
-            ret = mbedtls_pk_sign( key_slot->pk,
-                                   ctx->md_alg,
-                                   ctx->input, ctx->input_len,
-                                   output, output_len,
-                                   config_data->f_rng, config_data->p_rng );
+            ret = mbedtls_pk_sign(key_slot->pk,
+                                  ctx->md_alg,
+                                  ctx->input, ctx->input_len,
+                                  output, output_len,
+                                  config_data->f_rng, config_data->p_rng);
             break;
         default:
-            mbedtls_printf( "Async resume (slot %u): unknown operation type %ld. This shouldn't happen.\n",
-                            ctx->slot, (long) ctx->operation_type );
-            mbedtls_free( ctx );
-            return( MBEDTLS_ERR_PK_FEATURE_UNAVAILABLE );
+            mbedtls_printf(
+                "Async resume (slot %u): unknown operation type %ld. This shouldn't happen.\n",
+                ctx->slot,
+                (long) ctx->operation_type);
+            mbedtls_free(ctx);
+            return MBEDTLS_ERR_PK_FEATURE_UNAVAILABLE;
             break;
     }
 
     op_name = ssl_async_operation_names[ctx->operation_type];
 
-    if( config_data->inject_error == SSL_ASYNC_INJECT_ERROR_RESUME )
-    {
-        mbedtls_printf( "Async resume callback: %s done but injected error\n",
-                        op_name );
-        mbedtls_free( ctx );
-        return( MBEDTLS_ERR_PK_FEATURE_UNAVAILABLE );
+    if (config_data->inject_error == SSL_ASYNC_INJECT_ERROR_RESUME) {
+        mbedtls_printf("Async resume callback: %s done but injected error\n",
+                       op_name);
+        mbedtls_free(ctx);
+        return MBEDTLS_ERR_PK_FEATURE_UNAVAILABLE;
     }
 
-    mbedtls_printf( "Async resume (slot %u): %s done, status=%d.\n",
-                    ctx->slot, op_name, ret );
-    mbedtls_free( ctx );
-    return( ret );
+    mbedtls_printf("Async resume (slot %u): %s done, status=%d.\n",
+                   ctx->slot, op_name, ret);
+    mbedtls_free(ctx);
+    return ret;
 }
 
-static void ssl_async_cancel( mbedtls_ssl_context *ssl )
+static void ssl_async_cancel(mbedtls_ssl_context *ssl)
 {
-    ssl_async_operation_context_t *ctx = mbedtls_ssl_get_async_operation_data( ssl );
-    mbedtls_printf( "Async cancel callback.\n" );
-    mbedtls_free( ctx );
+    ssl_async_operation_context_t *ctx = mbedtls_ssl_get_async_operation_data(ssl);
+    mbedtls_printf("Async cancel callback.\n");
+    mbedtls_free(ctx);
 }
 #endif /* MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED */
 #endif /* MBEDTLS_SSL_ASYNC_PRIVATE */
 
 #if defined(MBEDTLS_USE_PSA_CRYPTO)
 #if defined(MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED)
-static psa_status_t psa_setup_psk_key_slot( psa_key_id_t *slot,
-                                            psa_algorithm_t alg,
-                                            unsigned char *psk,
-                                            size_t psk_len )
+static psa_status_t psa_setup_psk_key_slot(psa_key_id_t *slot,
+                                           psa_algorithm_t alg,
+                                           unsigned char *psk,
+                                           size_t psk_len)
 {
     psa_status_t status;
     psa_key_attributes_t key_attributes;
 
     key_attributes = psa_key_attributes_init();
-    psa_set_key_usage_flags( &key_attributes, PSA_KEY_USAGE_DERIVE );
-    psa_set_key_algorithm( &key_attributes, alg );
-    psa_set_key_type( &key_attributes, PSA_KEY_TYPE_DERIVE );
+    psa_set_key_usage_flags(&key_attributes, PSA_KEY_USAGE_DERIVE);
+    psa_set_key_algorithm(&key_attributes, alg);
+    psa_set_key_type(&key_attributes, PSA_KEY_TYPE_DERIVE);
 
-    status = psa_import_key( &key_attributes, psk, psk_len, slot );
-    if( status != PSA_SUCCESS )
-    {
-        fprintf( stderr, "IMPORT\n" );
-        return( status );
+    status = psa_import_key(&key_attributes, psk, psk_len, slot);
+    if (status != PSA_SUCCESS) {
+        fprintf(stderr, "IMPORT\n");
+        return status;
     }
 
-    return( PSA_SUCCESS );
+    return PSA_SUCCESS;
 }
 #endif /* MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED */
 #endif /* MBEDTLS_USE_PSA_CRYPTO */
 
 #if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID)
-int report_cid_usage( mbedtls_ssl_context *ssl,
-                      const char *additional_description )
+int report_cid_usage(mbedtls_ssl_context *ssl,
+                     const char *additional_description)
 {
     int ret;
-    unsigned char peer_cid[ MBEDTLS_SSL_CID_OUT_LEN_MAX ];
+    unsigned char peer_cid[MBEDTLS_SSL_CID_OUT_LEN_MAX];
     size_t peer_cid_len;
     int cid_negotiated;
 
-    if( opt.transport != MBEDTLS_SSL_TRANSPORT_DATAGRAM )
-        return( 0 );
+    if (opt.transport != MBEDTLS_SSL_TRANSPORT_DATAGRAM) {
+        return 0;
+    }
 
     /* Check if the use of a CID has been negotiated */
-    ret = mbedtls_ssl_get_peer_cid( ssl, &cid_negotiated,
-                                    peer_cid, &peer_cid_len );
-    if( ret != 0 )
-    {
-        mbedtls_printf( " failed\n  ! mbedtls_ssl_get_peer_cid returned -0x%x\n\n",
-                        (unsigned int) -ret );
-        return( ret );
+    ret = mbedtls_ssl_get_peer_cid(ssl, &cid_negotiated,
+                                   peer_cid, &peer_cid_len);
+    if (ret != 0) {
+        mbedtls_printf(" failed\n  ! mbedtls_ssl_get_peer_cid returned -0x%x\n\n",
+                       (unsigned int) -ret);
+        return ret;
     }
 
-    if( cid_negotiated == MBEDTLS_SSL_CID_DISABLED )
-    {
-        if( opt.cid_enabled == MBEDTLS_SSL_CID_ENABLED )
-        {
-            mbedtls_printf( "(%s) Use of Connection ID was not offered by client.\n",
-                            additional_description );
+    if (cid_negotiated == MBEDTLS_SSL_CID_DISABLED) {
+        if (opt.cid_enabled == MBEDTLS_SSL_CID_ENABLED) {
+            mbedtls_printf("(%s) Use of Connection ID was not offered by client.\n",
+                           additional_description);
         }
-    }
-    else
-    {
-        size_t idx=0;
-        mbedtls_printf( "(%s) Use of Connection ID has been negotiated.\n",
-                        additional_description );
-        mbedtls_printf( "(%s) Peer CID (length %u Bytes): ",
-                        additional_description,
-                        (unsigned) peer_cid_len );
-        while( idx < peer_cid_len )
-        {
-            mbedtls_printf( "%02x ", peer_cid[ idx ] );
+    } else {
+        size_t idx = 0;
+        mbedtls_printf("(%s) Use of Connection ID has been negotiated.\n",
+                       additional_description);
+        mbedtls_printf("(%s) Peer CID (length %u Bytes): ",
+                       additional_description,
+                       (unsigned) peer_cid_len);
+        while (idx < peer_cid_len) {
+            mbedtls_printf("%02x ", peer_cid[idx]);
             idx++;
         }
-        mbedtls_printf( "\n" );
+        mbedtls_printf("\n");
     }
 
-    return( 0 );
+    return 0;
 }
 #endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */
 
-int main( int argc, char *argv[] )
+int main(int argc, char *argv[])
 {
     int ret = 0, len, written, frags, exchanges_left;
     int query_config_ret = 0;
     int version_suites[4][2];
     io_ctx_t io_ctx;
-    unsigned char* buf = 0;
+    unsigned char *buf = 0;
 #if defined(MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED)
 #if defined(MBEDTLS_USE_PSA_CRYPTO)
     psa_algorithm_t alg = 0;
@@ -1346,7 +1340,7 @@
 #endif
 #if defined(MBEDTLS_ECP_C)
     mbedtls_ecp_group_id curve_list[CURVE_LIST_SIZE];
-    const mbedtls_ecp_curve_info * curve_cur;
+    const mbedtls_ecp_curve_info *curve_cur;
 #endif
 #if defined(MBEDTLS_SSL_ALPN)
     const char *alpn_list[ALPN_LIST_SIZE];
@@ -1374,107 +1368,106 @@
 #if defined(MBEDTLS_SSL_EXPORT_KEYS)
     unsigned char eap_tls_keymaterial[16];
     unsigned char eap_tls_iv[8];
-    const char* eap_tls_label = "client EAP encryption";
+    const char *eap_tls_label = "client EAP encryption";
     eap_tls_keys eap_tls_keying;
-#if defined( MBEDTLS_SSL_DTLS_SRTP )
+#if defined(MBEDTLS_SSL_DTLS_SRTP)
     /*! master keys and master salt for SRTP generated during handshake */
-     unsigned char dtls_srtp_key_material[MBEDTLS_TLS_SRTP_MAX_KEY_MATERIAL_LENGTH];
-     const char* dtls_srtp_label = "EXTRACTOR-dtls_srtp";
-     dtls_srtp_keys dtls_srtp_keying;
-     const mbedtls_ssl_srtp_profile default_profiles[] = {
-         MBEDTLS_TLS_SRTP_AES128_CM_HMAC_SHA1_80,
-         MBEDTLS_TLS_SRTP_AES128_CM_HMAC_SHA1_32,
-         MBEDTLS_TLS_SRTP_NULL_HMAC_SHA1_80,
-         MBEDTLS_TLS_SRTP_NULL_HMAC_SHA1_32,
-         MBEDTLS_TLS_SRTP_UNSET
-     };
+    unsigned char dtls_srtp_key_material[MBEDTLS_TLS_SRTP_MAX_KEY_MATERIAL_LENGTH];
+    const char *dtls_srtp_label = "EXTRACTOR-dtls_srtp";
+    dtls_srtp_keys dtls_srtp_keying;
+    const mbedtls_ssl_srtp_profile default_profiles[] = {
+        MBEDTLS_TLS_SRTP_AES128_CM_HMAC_SHA1_80,
+        MBEDTLS_TLS_SRTP_AES128_CM_HMAC_SHA1_32,
+        MBEDTLS_TLS_SRTP_NULL_HMAC_SHA1_80,
+        MBEDTLS_TLS_SRTP_NULL_HMAC_SHA1_32,
+        MBEDTLS_TLS_SRTP_UNSET
+    };
 #endif /* MBEDTLS_SSL_DTLS_SRTP */
 #endif /* MBEDTLS_SSL_EXPORT_KEYS */
 
 #if defined(MBEDTLS_MEMORY_BUFFER_ALLOC_C)
-    mbedtls_memory_buffer_alloc_init( alloc_buf, sizeof(alloc_buf) );
+    mbedtls_memory_buffer_alloc_init(alloc_buf, sizeof(alloc_buf));
 #if defined(MBEDTLS_MEMORY_DEBUG)
     size_t current_heap_memory, peak_heap_memory, heap_blocks;
 #endif  /* MBEDTLS_MEMORY_DEBUG */
 #endif  /* MBEDTLS_MEMORY_BUFFER_ALLOC_C */
 
 #if defined(MBEDTLS_TEST_HOOKS)
-    test_hooks_init( );
+    test_hooks_init();
 #endif /* MBEDTLS_TEST_HOOKS */
 
     /*
      * Make sure memory references are valid in case we exit early.
      */
-    mbedtls_net_init( &client_fd );
-    mbedtls_net_init( &listen_fd );
-    mbedtls_ssl_init( &ssl );
-    mbedtls_ssl_config_init( &conf );
-    rng_init( &rng );
+    mbedtls_net_init(&client_fd);
+    mbedtls_net_init(&listen_fd);
+    mbedtls_ssl_init(&ssl);
+    mbedtls_ssl_config_init(&conf);
+    rng_init(&rng);
 #if defined(MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED)
-    mbedtls_x509_crt_init( &cacert );
-    mbedtls_x509_crt_init( &srvcert );
-    mbedtls_pk_init( &pkey );
-    mbedtls_x509_crt_init( &srvcert2 );
-    mbedtls_pk_init( &pkey2 );
+    mbedtls_x509_crt_init(&cacert);
+    mbedtls_x509_crt_init(&srvcert);
+    mbedtls_pk_init(&pkey);
+    mbedtls_x509_crt_init(&srvcert2);
+    mbedtls_pk_init(&pkey2);
 #endif
 #if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
-    memset( &ssl_async_keys, 0, sizeof( ssl_async_keys ) );
+    memset(&ssl_async_keys, 0, sizeof(ssl_async_keys));
 #endif
 #if defined(MBEDTLS_DHM_C) && defined(MBEDTLS_FS_IO)
-    mbedtls_dhm_init( &dhm );
+    mbedtls_dhm_init(&dhm);
 #endif
 #if defined(MBEDTLS_SSL_CACHE_C)
-    mbedtls_ssl_cache_init( &cache );
+    mbedtls_ssl_cache_init(&cache);
 #endif
 #if defined(MBEDTLS_SSL_SESSION_TICKETS) && defined(MBEDTLS_SSL_TICKET_C)
-    mbedtls_ssl_ticket_init( &ticket_ctx );
+    mbedtls_ssl_ticket_init(&ticket_ctx);
 #endif
 #if defined(MBEDTLS_SSL_ALPN)
-    memset( (void *) alpn_list, 0, sizeof( alpn_list ) );
+    memset((void *) alpn_list, 0, sizeof(alpn_list));
 #endif
 #if defined(MBEDTLS_SSL_COOKIE_C)
-    mbedtls_ssl_cookie_init( &cookie_ctx );
+    mbedtls_ssl_cookie_init(&cookie_ctx);
 #endif
 
 #if defined(MBEDTLS_USE_PSA_CRYPTO)
     status = psa_crypto_init();
-    if( status != PSA_SUCCESS )
-    {
-        mbedtls_fprintf( stderr, "Failed to initialize PSA Crypto implementation: %d\n",
-                         (int) status );
+    if (status != PSA_SUCCESS) {
+        mbedtls_fprintf(stderr, "Failed to initialize PSA Crypto implementation: %d\n",
+                        (int) status);
         ret = MBEDTLS_ERR_SSL_HW_ACCEL_FAILED;
         goto exit;
     }
 #endif  /* MBEDTLS_USE_PSA_CRYPTO */
 #if defined(MBEDTLS_PSA_CRYPTO_EXTERNAL_RNG)
-    mbedtls_test_enable_insecure_external_rng( );
+    mbedtls_test_enable_insecure_external_rng();
 #endif  /* MBEDTLS_PSA_CRYPTO_EXTERNAL_RNG */
 
 #if !defined(_WIN32)
     /* Abort cleanly on SIGTERM and SIGINT */
-    signal( SIGTERM, term_handler );
-    signal( SIGINT, term_handler );
+    signal(SIGTERM, term_handler);
+    signal(SIGINT, term_handler);
 #endif
 
-    if( argc == 0 )
-    {
-    usage:
-        if( ret == 0 )
+    if (argc == 0) {
+usage:
+        if (ret == 0) {
             ret = 1;
+        }
 
-        mbedtls_printf( USAGE1 );
-        mbedtls_printf( USAGE2 );
-        mbedtls_printf( USAGE3 );
-        mbedtls_printf( USAGE4 );
+        mbedtls_printf(USAGE1);
+        mbedtls_printf(USAGE2);
+        mbedtls_printf(USAGE3);
+        mbedtls_printf(USAGE4);
 
         list = mbedtls_ssl_list_ciphersuites();
-        while( *list )
-        {
-            mbedtls_printf(" %-42s", mbedtls_ssl_get_ciphersuite_name( *list ) );
+        while (*list) {
+            mbedtls_printf(" %-42s", mbedtls_ssl_get_ciphersuite_name(*list));
             list++;
-            if( !*list )
+            if (!*list) {
                 break;
-            mbedtls_printf(" %s\n", mbedtls_ssl_get_ciphersuite_name( *list ) );
+            }
+            mbedtls_printf(" %s\n", mbedtls_ssl_get_ciphersuite_name(*list));
             list++;
         }
         mbedtls_printf("\n");
@@ -1517,7 +1510,7 @@
     opt.psk_identity        = DFL_PSK_IDENTITY;
     opt.psk_list            = DFL_PSK_LIST;
     opt.ecjpake_pw          = DFL_ECJPAKE_PW;
-    opt.force_ciphersuite[0]= DFL_FORCE_CIPHER;
+    opt.force_ciphersuite[0] = DFL_FORCE_CIPHER;
     opt.version_suites      = DFL_VERSION_SUITES;
     opt.renegotiation       = DFL_RENEGOTIATION;
     opt.allow_legacy        = DFL_ALLOW_LEGACY;
@@ -1564,106 +1557,99 @@
     opt.force_srtp_profile  = DFL_SRTP_FORCE_PROFILE;
     opt.support_mki         = DFL_SRTP_SUPPORT_MKI;
 
-    for( i = 1; i < argc; i++ )
-    {
+    for (i = 1; i < argc; i++) {
         p = argv[i];
-        if( ( q = strchr( p, '=' ) ) == NULL )
+        if ((q = strchr(p, '=')) == NULL) {
             goto usage;
+        }
         *q++ = '\0';
 
-        if( strcmp( p, "server_port" ) == 0 )
+        if (strcmp(p, "server_port") == 0) {
             opt.server_port = q;
-        else if( strcmp( p, "server_addr" ) == 0 )
+        } else if (strcmp(p, "server_addr") == 0) {
             opt.server_addr = q;
-        else if( strcmp( p, "dtls" ) == 0 )
-        {
-            int t = atoi( q );
-            if( t == 0 )
+        } else if (strcmp(p, "dtls") == 0) {
+            int t = atoi(q);
+            if (t == 0) {
                 opt.transport = MBEDTLS_SSL_TRANSPORT_STREAM;
-            else if( t == 1 )
+            } else if (t == 1) {
                 opt.transport = MBEDTLS_SSL_TRANSPORT_DATAGRAM;
-            else
+            } else {
                 goto usage;
-        }
-        else if( strcmp( p, "debug_level" ) == 0 )
-        {
-            opt.debug_level = atoi( q );
-            if( opt.debug_level < 0 || opt.debug_level > 65535 )
+            }
+        } else if (strcmp(p, "debug_level") == 0) {
+            opt.debug_level = atoi(q);
+            if (opt.debug_level < 0 || opt.debug_level > 65535) {
                 goto usage;
-        }
-        else if( strcmp( p, "build_version" ) == 0 )
-        {
-            if( strcmp( q, "1" ) == 0 )
-            {
-                mbedtls_printf( "build version: %s (build %d)\n",
-                                MBEDTLS_VERSION_STRING_FULL,
-                                MBEDTLS_VERSION_NUMBER );
+            }
+        } else if (strcmp(p, "build_version") == 0) {
+            if (strcmp(q, "1") == 0) {
+                mbedtls_printf("build version: %s (build %d)\n",
+                               MBEDTLS_VERSION_STRING_FULL,
+                               MBEDTLS_VERSION_NUMBER);
                 goto exit;
             }
-        }
-        else if( strcmp( p, "nbio" ) == 0 )
-        {
-            opt.nbio = atoi( q );
-            if( opt.nbio < 0 || opt.nbio > 2 )
+        } else if (strcmp(p, "nbio") == 0) {
+            opt.nbio = atoi(q);
+            if (opt.nbio < 0 || opt.nbio > 2) {
                 goto usage;
-        }
-        else if( strcmp( p, "event" ) == 0 )
-        {
-            opt.event = atoi( q );
-            if( opt.event < 0 || opt.event > 2 )
+            }
+        } else if (strcmp(p, "event") == 0) {
+            opt.event = atoi(q);
+            if (opt.event < 0 || opt.event > 2) {
                 goto usage;
-        }
-        else if( strcmp( p, "read_timeout" ) == 0 )
-            opt.read_timeout = atoi( q );
-        else if( strcmp( p, "buffer_size" ) == 0 )
-        {
-            opt.buffer_size = atoi( q );
-            if( opt.buffer_size < 1 || opt.buffer_size > MBEDTLS_SSL_MAX_CONTENT_LEN + 1 )
+            }
+        } else if (strcmp(p, "read_timeout") == 0) {
+            opt.read_timeout = atoi(q);
+        } else if (strcmp(p, "buffer_size") == 0) {
+            opt.buffer_size = atoi(q);
+            if (opt.buffer_size < 1 || opt.buffer_size > MBEDTLS_SSL_MAX_CONTENT_LEN + 1) {
                 goto usage;
-        }
-        else if( strcmp( p, "response_size" ) == 0 )
-        {
-            opt.response_size = atoi( q );
-            if( opt.response_size < 0 || opt.response_size > MBEDTLS_SSL_MAX_CONTENT_LEN )
+            }
+        } else if (strcmp(p, "response_size") == 0) {
+            opt.response_size = atoi(q);
+            if (opt.response_size < 0 || opt.response_size > MBEDTLS_SSL_MAX_CONTENT_LEN) {
                 goto usage;
-            if( opt.buffer_size < opt.response_size )
+            }
+            if (opt.buffer_size < opt.response_size) {
                 opt.buffer_size = opt.response_size;
-        }
-        else if( strcmp( p, "ca_file" ) == 0 )
+            }
+        } else if (strcmp(p, "ca_file") == 0) {
             opt.ca_file = q;
-        else if( strcmp( p, "ca_path" ) == 0 )
+        } else if (strcmp(p, "ca_path") == 0) {
             opt.ca_path = q;
-        else if( strcmp( p, "crt_file" ) == 0 )
+        } else if (strcmp(p, "crt_file") == 0) {
             opt.crt_file = q;
-        else if( strcmp( p, "key_file" ) == 0 )
+        } else if (strcmp(p, "key_file") == 0) {
             opt.key_file = q;
-        else if( strcmp( p, "key_pwd" ) == 0 )
+        } else if (strcmp(p, "key_pwd") == 0) {
             opt.key_pwd = q;
+        }
 #if defined(MBEDTLS_USE_PSA_CRYPTO) && defined(MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED)
-        else if( strcmp( p, "key_opaque" ) == 0 )
-            opt.key_opaque = atoi( q );
+        else if (strcmp(p, "key_opaque") == 0) {
+            opt.key_opaque = atoi(q);
+        }
 #endif
-        else if( strcmp( p, "crt_file2" ) == 0 )
+        else if (strcmp(p, "crt_file2") == 0) {
             opt.crt_file2 = q;
-        else if( strcmp( p, "key_file2" ) == 0 )
+        } else if (strcmp(p, "key_file2") == 0) {
             opt.key_file2 = q;
-        else if( strcmp( p, "key_pwd2" ) == 0 )
+        } else if (strcmp(p, "key_pwd2") == 0) {
             opt.key_pwd2 = q;
-        else if( strcmp( p, "dhm_file" ) == 0 )
+        } else if (strcmp(p, "dhm_file") == 0) {
             opt.dhm_file = q;
+        }
 #if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
-        else if( strcmp( p, "async_operations" ) == 0 )
+        else if (strcmp(p, "async_operations") == 0) {
             opt.async_operations = q;
-        else if( strcmp( p, "async_private_delay1" ) == 0 )
-            opt.async_private_delay1 = atoi( q );
-        else if( strcmp( p, "async_private_delay2" ) == 0 )
-            opt.async_private_delay2 = atoi( q );
-        else if( strcmp( p, "async_private_error" ) == 0 )
-        {
-            int n = atoi( q );
-            if( n < -SSL_ASYNC_INJECT_ERROR_MAX ||
-                n > SSL_ASYNC_INJECT_ERROR_MAX )
-            {
+        } else if (strcmp(p, "async_private_delay1") == 0) {
+            opt.async_private_delay1 = atoi(q);
+        } else if (strcmp(p, "async_private_delay2") == 0) {
+            opt.async_private_delay2 = atoi(q);
+        } else if (strcmp(p, "async_private_error") == 0) {
+            int n = atoi(q);
+            if (n < -SSL_ASYNC_INJECT_ERROR_MAX ||
+                n > SSL_ASYNC_INJECT_ERROR_MAX) {
                 ret = 2;
                 goto usage;
             }
@@ -1671,70 +1657,61 @@
         }
 #endif /* MBEDTLS_SSL_ASYNC_PRIVATE */
 #if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID)
-        else if( strcmp( p, "cid" ) == 0 )
-        {
-            opt.cid_enabled = atoi( q );
-            if( opt.cid_enabled != 0 && opt.cid_enabled != 1 )
+        else if (strcmp(p, "cid") == 0) {
+            opt.cid_enabled = atoi(q);
+            if (opt.cid_enabled != 0 && opt.cid_enabled != 1) {
                 goto usage;
-        }
-        else if( strcmp( p, "cid_renego" ) == 0 )
-        {
-            opt.cid_enabled_renego = atoi( q );
-            if( opt.cid_enabled_renego != 0 && opt.cid_enabled_renego != 1 )
+            }
+        } else if (strcmp(p, "cid_renego") == 0) {
+            opt.cid_enabled_renego = atoi(q);
+            if (opt.cid_enabled_renego != 0 && opt.cid_enabled_renego != 1) {
                 goto usage;
-        }
-        else if( strcmp( p, "cid_val" ) == 0 )
-        {
+            }
+        } else if (strcmp(p, "cid_val") == 0) {
             opt.cid_val = q;
-        }
-        else if( strcmp( p, "cid_val_renego" ) == 0 )
-        {
+        } else if (strcmp(p, "cid_val_renego") == 0) {
             opt.cid_val_renego = q;
         }
 #endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */
-        else if( strcmp( p, "psk" ) == 0 )
+        else if (strcmp(p, "psk") == 0) {
             opt.psk = q;
+        }
 #if defined(MBEDTLS_USE_PSA_CRYPTO)
-        else if( strcmp( p, "psk_opaque" ) == 0 )
-            opt.psk_opaque = atoi( q );
-        else if( strcmp( p, "psk_list_opaque" ) == 0 )
-            opt.psk_list_opaque = atoi( q );
+        else if (strcmp(p, "psk_opaque") == 0) {
+            opt.psk_opaque = atoi(q);
+        } else if (strcmp(p, "psk_list_opaque") == 0) {
+            opt.psk_list_opaque = atoi(q);
+        }
 #endif
 #if defined(MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK)
-        else if( strcmp( p, "ca_callback" ) == 0)
-            opt.ca_callback = atoi( q );
+        else if (strcmp(p, "ca_callback") == 0) {
+            opt.ca_callback = atoi(q);
+        }
 #endif
-        else if( strcmp( p, "psk_identity" ) == 0 )
+        else if (strcmp(p, "psk_identity") == 0) {
             opt.psk_identity = q;
-        else if( strcmp( p, "psk_list" ) == 0 )
+        } else if (strcmp(p, "psk_list") == 0) {
             opt.psk_list = q;
-        else if( strcmp( p, "ecjpake_pw" ) == 0 )
+        } else if (strcmp(p, "ecjpake_pw") == 0) {
             opt.ecjpake_pw = q;
-        else if( strcmp( p, "force_ciphersuite" ) == 0 )
-        {
-            opt.force_ciphersuite[0] = mbedtls_ssl_get_ciphersuite_id( q );
+        } else if (strcmp(p, "force_ciphersuite") == 0) {
+            opt.force_ciphersuite[0] = mbedtls_ssl_get_ciphersuite_id(q);
 
-            if( opt.force_ciphersuite[0] == 0 )
-            {
+            if (opt.force_ciphersuite[0] == 0) {
                 ret = 2;
                 goto usage;
             }
             opt.force_ciphersuite[1] = 0;
-        }
-        else if( strcmp( p, "curves" ) == 0 )
+        } else if (strcmp(p, "curves") == 0) {
             opt.curves = q;
-        else if( strcmp( p, "version_suites" ) == 0 )
+        } else if (strcmp(p, "version_suites") == 0) {
             opt.version_suites = q;
-        else if( strcmp( p, "renegotiation" ) == 0 )
-        {
-            opt.renegotiation = (atoi( q )) ?
-                MBEDTLS_SSL_RENEGOTIATION_ENABLED :
-                MBEDTLS_SSL_RENEGOTIATION_DISABLED;
-        }
-        else if( strcmp( p, "allow_legacy" ) == 0 )
-        {
-            switch( atoi( q ) )
-            {
+        } else if (strcmp(p, "renegotiation") == 0) {
+            opt.renegotiation = (atoi(q)) ?
+                                MBEDTLS_SSL_RENEGOTIATION_ENABLED :
+                                MBEDTLS_SSL_RENEGOTIATION_DISABLED;
+        } else if (strcmp(p, "allow_legacy") == 0) {
+            switch (atoi(q)) {
                 case -1:
                     opt.allow_legacy = MBEDTLS_SSL_LEGACY_BREAK_HANDSHAKE;
                     break;
@@ -1746,160 +1723,124 @@
                     break;
                 default: goto usage;
             }
-        }
-        else if( strcmp( p, "renegotiate" ) == 0 )
-        {
-            opt.renegotiate = atoi( q );
-            if( opt.renegotiate < 0 || opt.renegotiate > 1 )
+        } else if (strcmp(p, "renegotiate") == 0) {
+            opt.renegotiate = atoi(q);
+            if (opt.renegotiate < 0 || opt.renegotiate > 1) {
                 goto usage;
-        }
-        else if( strcmp( p, "renego_delay" ) == 0 )
-        {
-            opt.renego_delay = atoi( q );
-        }
-        else if( strcmp( p, "renego_period" ) == 0 )
-        {
+            }
+        } else if (strcmp(p, "renego_delay") == 0) {
+            opt.renego_delay = atoi(q);
+        } else if (strcmp(p, "renego_period") == 0) {
 #if defined(_MSC_VER)
-            opt.renego_period = _strtoui64( q, NULL, 10 );
+            opt.renego_period = _strtoui64(q, NULL, 10);
 #else
-            if( sscanf( q, "%" SCNu64, &opt.renego_period ) != 1 )
+            if (sscanf(q, "%" SCNu64, &opt.renego_period) != 1) {
                 goto usage;
+            }
 #endif /* _MSC_VER */
-            if( opt.renego_period < 2 )
+            if (opt.renego_period < 2) {
                 goto usage;
-        }
-        else if( strcmp( p, "exchanges" ) == 0 )
-        {
-            opt.exchanges = atoi( q );
-            if( opt.exchanges < 0 )
+            }
+        } else if (strcmp(p, "exchanges") == 0) {
+            opt.exchanges = atoi(q);
+            if (opt.exchanges < 0) {
                 goto usage;
-        }
-        else if( strcmp( p, "min_version" ) == 0 )
-        {
-            if( strcmp( q, "ssl3" ) == 0 )
+            }
+        } else if (strcmp(p, "min_version") == 0) {
+            if (strcmp(q, "ssl3") == 0) {
                 opt.min_version = MBEDTLS_SSL_MINOR_VERSION_0;
-            else if( strcmp( q, "tls1" ) == 0 )
+            } else if (strcmp(q, "tls1") == 0) {
                 opt.min_version = MBEDTLS_SSL_MINOR_VERSION_1;
-            else if( strcmp( q, "tls1_1" ) == 0 ||
-                     strcmp( q, "dtls1" ) == 0 )
+            } else if (strcmp(q, "tls1_1") == 0 ||
+                       strcmp(q, "dtls1") == 0) {
                 opt.min_version = MBEDTLS_SSL_MINOR_VERSION_2;
-            else if( strcmp( q, "tls12" ) == 0 ||
-                     strcmp( q, "dtls12" ) == 0 )
+            } else if (strcmp(q, "tls12") == 0 ||
+                       strcmp(q, "dtls12") == 0) {
                 opt.min_version = MBEDTLS_SSL_MINOR_VERSION_3;
-            else
+            } else {
                 goto usage;
-        }
-        else if( strcmp( p, "max_version" ) == 0 )
-        {
-            if( strcmp( q, "ssl3" ) == 0 )
+            }
+        } else if (strcmp(p, "max_version") == 0) {
+            if (strcmp(q, "ssl3") == 0) {
                 opt.max_version = MBEDTLS_SSL_MINOR_VERSION_0;
-            else if( strcmp( q, "tls1" ) == 0 )
+            } else if (strcmp(q, "tls1") == 0) {
                 opt.max_version = MBEDTLS_SSL_MINOR_VERSION_1;
-            else if( strcmp( q, "tls1_1" ) == 0 ||
-                     strcmp( q, "dtls1" ) == 0 )
+            } else if (strcmp(q, "tls1_1") == 0 ||
+                       strcmp(q, "dtls1") == 0) {
                 opt.max_version = MBEDTLS_SSL_MINOR_VERSION_2;
-            else if( strcmp( q, "tls12" ) == 0 ||
-                     strcmp( q, "dtls12" ) == 0 )
+            } else if (strcmp(q, "tls12") == 0 ||
+                       strcmp(q, "dtls12") == 0) {
                 opt.max_version = MBEDTLS_SSL_MINOR_VERSION_3;
-            else
+            } else {
                 goto usage;
-        }
-        else if( strcmp( p, "arc4" ) == 0 )
-        {
-            switch( atoi( q ) )
-            {
+            }
+        } else if (strcmp(p, "arc4") == 0) {
+            switch (atoi(q)) {
                 case 0:     opt.arc4 = MBEDTLS_SSL_ARC4_DISABLED;   break;
                 case 1:     opt.arc4 = MBEDTLS_SSL_ARC4_ENABLED;    break;
                 default:    goto usage;
             }
-        }
-        else if( strcmp( p, "allow_sha1" ) == 0 )
-        {
-            switch( atoi( q ) )
-            {
+        } else if (strcmp(p, "allow_sha1") == 0) {
+            switch (atoi(q)) {
                 case 0:     opt.allow_sha1 = 0;   break;
                 case 1:     opt.allow_sha1 = 1;    break;
                 default:    goto usage;
             }
-        }
-        else if( strcmp( p, "force_version" ) == 0 )
-        {
-            if( strcmp( q, "ssl3" ) == 0 )
-            {
+        } else if (strcmp(p, "force_version") == 0) {
+            if (strcmp(q, "ssl3") == 0) {
                 opt.min_version = MBEDTLS_SSL_MINOR_VERSION_0;
                 opt.max_version = MBEDTLS_SSL_MINOR_VERSION_0;
-            }
-            else if( strcmp( q, "tls1" ) == 0 )
-            {
+            } else if (strcmp(q, "tls1") == 0) {
                 opt.min_version = MBEDTLS_SSL_MINOR_VERSION_1;
                 opt.max_version = MBEDTLS_SSL_MINOR_VERSION_1;
-            }
-            else if( strcmp( q, "tls1_1" ) == 0 )
-            {
+            } else if (strcmp(q, "tls1_1") == 0) {
                 opt.min_version = MBEDTLS_SSL_MINOR_VERSION_2;
                 opt.max_version = MBEDTLS_SSL_MINOR_VERSION_2;
-            }
-            else if( strcmp( q, "tls12" ) == 0 )
-            {
+            } else if (strcmp(q, "tls12") == 0) {
                 opt.min_version = MBEDTLS_SSL_MINOR_VERSION_3;
                 opt.max_version = MBEDTLS_SSL_MINOR_VERSION_3;
-            }
-            else if( strcmp( q, "dtls1" ) == 0 )
-            {
+            } else if (strcmp(q, "dtls1") == 0) {
                 opt.min_version = MBEDTLS_SSL_MINOR_VERSION_2;
                 opt.max_version = MBEDTLS_SSL_MINOR_VERSION_2;
                 opt.transport = MBEDTLS_SSL_TRANSPORT_DATAGRAM;
-            }
-            else if( strcmp( q, "dtls12" ) == 0 )
-            {
+            } else if (strcmp(q, "dtls12") == 0) {
                 opt.min_version = MBEDTLS_SSL_MINOR_VERSION_3;
                 opt.max_version = MBEDTLS_SSL_MINOR_VERSION_3;
                 opt.transport = MBEDTLS_SSL_TRANSPORT_DATAGRAM;
+            } else {
+                goto usage;
             }
-            else
+        } else if (strcmp(p, "auth_mode") == 0) {
+            if ((opt.auth_mode = get_auth_mode(q)) < 0) {
                 goto usage;
-        }
-        else if( strcmp( p, "auth_mode" ) == 0 )
-        {
-            if( ( opt.auth_mode = get_auth_mode( q ) ) < 0 )
+            }
+        } else if (strcmp(p, "cert_req_ca_list") == 0) {
+            opt.cert_req_ca_list = atoi(q);
+            if (opt.cert_req_ca_list < 0 || opt.cert_req_ca_list > 1) {
                 goto usage;
-        }
-        else if( strcmp( p, "cert_req_ca_list" ) == 0 )
-        {
-            opt.cert_req_ca_list = atoi( q );
-            if( opt.cert_req_ca_list < 0 || opt.cert_req_ca_list > 1 )
-                goto usage;
-        }
-        else if( strcmp( p, "max_frag_len" ) == 0 )
-        {
-            if( strcmp( q, "512" ) == 0 )
+            }
+        } else if (strcmp(p, "max_frag_len") == 0) {
+            if (strcmp(q, "512") == 0) {
                 opt.mfl_code = MBEDTLS_SSL_MAX_FRAG_LEN_512;
-            else if( strcmp( q, "1024" ) == 0 )
+            } else if (strcmp(q, "1024") == 0) {
                 opt.mfl_code = MBEDTLS_SSL_MAX_FRAG_LEN_1024;
-            else if( strcmp( q, "2048" ) == 0 )
+            } else if (strcmp(q, "2048") == 0) {
                 opt.mfl_code = MBEDTLS_SSL_MAX_FRAG_LEN_2048;
-            else if( strcmp( q, "4096" ) == 0 )
+            } else if (strcmp(q, "4096") == 0) {
                 opt.mfl_code = MBEDTLS_SSL_MAX_FRAG_LEN_4096;
-            else
+            } else {
                 goto usage;
-        }
-        else if( strcmp( p, "alpn" ) == 0 )
-        {
+            }
+        } else if (strcmp(p, "alpn") == 0) {
             opt.alpn_string = q;
-        }
-        else if( strcmp( p, "trunc_hmac" ) == 0 )
-        {
-            switch( atoi( q ) )
-            {
+        } else if (strcmp(p, "trunc_hmac") == 0) {
+            switch (atoi(q)) {
                 case 0: opt.trunc_hmac = MBEDTLS_SSL_TRUNC_HMAC_DISABLED; break;
                 case 1: opt.trunc_hmac = MBEDTLS_SSL_TRUNC_HMAC_ENABLED; break;
                 default: goto usage;
             }
-        }
-        else if( strcmp( p, "extended_ms" ) == 0 )
-        {
-            switch( atoi( q ) )
-            {
+        } else if (strcmp(p, "extended_ms") == 0) {
+            switch (atoi(q)) {
                 case 0:
                     opt.extended_ms = MBEDTLS_SSL_EXTENDED_MS_DISABLED;
                     break;
@@ -1908,158 +1849,125 @@
                     break;
                 default: goto usage;
             }
-        }
-        else if( strcmp( p, "etm" ) == 0 )
-        {
-            switch( atoi( q ) )
-            {
+        } else if (strcmp(p, "etm") == 0) {
+            switch (atoi(q)) {
                 case 0: opt.etm = MBEDTLS_SSL_ETM_DISABLED; break;
                 case 1: opt.etm = MBEDTLS_SSL_ETM_ENABLED; break;
                 default: goto usage;
             }
-        }
-        else if( strcmp( p, "tickets" ) == 0 )
-        {
-            opt.tickets = atoi( q );
-            if( opt.tickets < 0 || opt.tickets > 1 )
+        } else if (strcmp(p, "tickets") == 0) {
+            opt.tickets = atoi(q);
+            if (opt.tickets < 0 || opt.tickets > 1) {
                 goto usage;
-        }
-        else if( strcmp( p, "ticket_timeout" ) == 0 )
-        {
-            opt.ticket_timeout = atoi( q );
-            if( opt.ticket_timeout < 0 )
+            }
+        } else if (strcmp(p, "ticket_timeout") == 0) {
+            opt.ticket_timeout = atoi(q);
+            if (opt.ticket_timeout < 0) {
                 goto usage;
-        }
-        else if( strcmp( p, "cache_max" ) == 0 )
-        {
-            opt.cache_max = atoi( q );
-            if( opt.cache_max < 0 )
-                goto usage;
-        }
-#if defined(MBEDTLS_HAVE_TIME)
-        else if( strcmp( p, "cache_timeout" ) == 0 )
-        {
-            opt.cache_timeout = atoi( q );
-            if( opt.cache_timeout < 0 )
-                goto usage;
-        }
-#endif
-        else if( strcmp( p, "cookies" ) == 0 )
-        {
-            opt.cookies = atoi( q );
-            if( opt.cookies < -1 || opt.cookies > 1)
-                goto usage;
-        }
-        else if( strcmp( p, "anti_replay" ) == 0 )
-        {
-            opt.anti_replay = atoi( q );
-            if( opt.anti_replay < 0 || opt.anti_replay > 1)
-                goto usage;
-        }
-        else if( strcmp( p, "badmac_limit" ) == 0 )
-        {
-            opt.badmac_limit = atoi( q );
-            if( opt.badmac_limit < 0 )
-                goto usage;
-        }
-        else if( strcmp( p, "hs_timeout" ) == 0 )
-        {
-            if( ( p = strchr( q, '-' ) ) == NULL )
-                goto usage;
-            *p++ = '\0';
-            opt.hs_to_min = atoi( q );
-            opt.hs_to_max = atoi( p );
-            if( opt.hs_to_min == 0 || opt.hs_to_max < opt.hs_to_min )
-                goto usage;
-        }
-        else if( strcmp( p, "mtu" ) == 0 )
-        {
-            opt.dtls_mtu = atoi( q );
-            if( opt.dtls_mtu < 0 )
-                goto usage;
-        }
-        else if( strcmp( p, "dgram_packing" ) == 0 )
-        {
-            opt.dgram_packing = atoi( q );
-            if( opt.dgram_packing != 0 &&
-                opt.dgram_packing != 1 )
-            {
+            }
+        } else if (strcmp(p, "cache_max") == 0) {
+            opt.cache_max = atoi(q);
+            if (opt.cache_max < 0) {
                 goto usage;
             }
         }
-        else if( strcmp( p, "sni" ) == 0 )
-        {
+#if defined(MBEDTLS_HAVE_TIME)
+        else if (strcmp(p, "cache_timeout") == 0) {
+            opt.cache_timeout = atoi(q);
+            if (opt.cache_timeout < 0) {
+                goto usage;
+            }
+        }
+#endif
+        else if (strcmp(p, "cookies") == 0) {
+            opt.cookies = atoi(q);
+            if (opt.cookies < -1 || opt.cookies > 1) {
+                goto usage;
+            }
+        } else if (strcmp(p, "anti_replay") == 0) {
+            opt.anti_replay = atoi(q);
+            if (opt.anti_replay < 0 || opt.anti_replay > 1) {
+                goto usage;
+            }
+        } else if (strcmp(p, "badmac_limit") == 0) {
+            opt.badmac_limit = atoi(q);
+            if (opt.badmac_limit < 0) {
+                goto usage;
+            }
+        } else if (strcmp(p, "hs_timeout") == 0) {
+            if ((p = strchr(q, '-')) == NULL) {
+                goto usage;
+            }
+            *p++ = '\0';
+            opt.hs_to_min = atoi(q);
+            opt.hs_to_max = atoi(p);
+            if (opt.hs_to_min == 0 || opt.hs_to_max < opt.hs_to_min) {
+                goto usage;
+            }
+        } else if (strcmp(p, "mtu") == 0) {
+            opt.dtls_mtu = atoi(q);
+            if (opt.dtls_mtu < 0) {
+                goto usage;
+            }
+        } else if (strcmp(p, "dgram_packing") == 0) {
+            opt.dgram_packing = atoi(q);
+            if (opt.dgram_packing != 0 &&
+                opt.dgram_packing != 1) {
+                goto usage;
+            }
+        } else if (strcmp(p, "sni") == 0) {
             opt.sni = q;
-        }
-        else if( strcmp( p, "query_config" ) == 0 )
-        {
+        } else if (strcmp(p, "query_config") == 0) {
             opt.query_config_mode = 1;
-            query_config_ret = query_config( q );
+            query_config_ret = query_config(q);
             goto exit;
-        }
-        else if( strcmp( p, "serialize") == 0 )
-        {
-            opt.serialize = atoi( q );
-            if( opt.serialize < 0 || opt.serialize > 2)
+        } else if (strcmp(p, "serialize") == 0) {
+            opt.serialize = atoi(q);
+            if (opt.serialize < 0 || opt.serialize > 2) {
                 goto usage;
-        }
-        else if( strcmp( p, "context_file") == 0 )
-        {
+            }
+        } else if (strcmp(p, "context_file") == 0) {
             opt.context_file = q;
-        }
-        else if( strcmp( p, "eap_tls" ) == 0 )
-        {
-            opt.eap_tls = atoi( q );
-            if( opt.eap_tls < 0 || opt.eap_tls > 1 )
+        } else if (strcmp(p, "eap_tls") == 0) {
+            opt.eap_tls = atoi(q);
+            if (opt.eap_tls < 0 || opt.eap_tls > 1) {
                 goto usage;
-        }
-        else if( strcmp( p, "reproducible" ) == 0 )
-        {
+            }
+        } else if (strcmp(p, "reproducible") == 0) {
             opt.reproducible = 1;
-        }
-        else if( strcmp( p, "nss_keylog" ) == 0 )
-        {
-            opt.nss_keylog = atoi( q );
-            if( opt.nss_keylog < 0 || opt.nss_keylog > 1 )
+        } else if (strcmp(p, "nss_keylog") == 0) {
+            opt.nss_keylog = atoi(q);
+            if (opt.nss_keylog < 0 || opt.nss_keylog > 1) {
                 goto usage;
-        }
-        else if( strcmp( p, "nss_keylog_file" ) == 0 )
-        {
+            }
+        } else if (strcmp(p, "nss_keylog_file") == 0) {
             opt.nss_keylog_file = q;
-        }
-        else if( strcmp( p, "use_srtp" ) == 0 )
-        {
-            opt.use_srtp = atoi ( q );
-        }
-        else if( strcmp( p, "srtp_force_profile" ) == 0 )
-        {
-            opt.force_srtp_profile = atoi( q );
-        }
-        else if( strcmp( p, "support_mki" ) == 0 )
-        {
-            opt.support_mki = atoi( q );
-        }
-        else
+        } else if (strcmp(p, "use_srtp") == 0) {
+            opt.use_srtp = atoi(q);
+        } else if (strcmp(p, "srtp_force_profile") == 0) {
+            opt.force_srtp_profile = atoi(q);
+        } else if (strcmp(p, "support_mki") == 0) {
+            opt.support_mki = atoi(q);
+        } else {
             goto usage;
+        }
     }
 
-    if( opt.nss_keylog != 0 && opt.eap_tls != 0 )
-    {
-        mbedtls_printf( "Error: eap_tls and nss_keylog options cannot be used together.\n" );
+    if (opt.nss_keylog != 0 && opt.eap_tls != 0) {
+        mbedtls_printf("Error: eap_tls and nss_keylog options cannot be used together.\n");
         goto usage;
     }
 
     /* Event-driven IO is incompatible with the above custom
      * receive and send functions, as the polling builds on
      * refers to the underlying net_context. */
-    if( opt.event == 1 && opt.nbio != 1 )
-    {
-        mbedtls_printf( "Warning: event-driven IO mandates nbio=1 - overwrite\n" );
+    if (opt.event == 1 && opt.nbio != 1) {
+        mbedtls_printf("Warning: event-driven IO mandates nbio=1 - overwrite\n");
         opt.nbio = 1;
     }
 
 #if defined(MBEDTLS_DEBUG_C)
-    mbedtls_debug_set_threshold( opt.debug_level );
+    mbedtls_debug_set_threshold(opt.debug_level);
 #endif
 
     /* buf will alternatively contain the input read from the client and the
@@ -2067,102 +1975,89 @@
     size_t buf_content_size = opt.buffer_size;
     /* The default response contains the ciphersuite name. Leave enough
      * room for that plus some margin. */
-    if( buf_content_size < strlen( HTTP_RESPONSE ) + 80 )
-    {
-        buf_content_size = strlen( HTTP_RESPONSE ) + 80;
+    if (buf_content_size < strlen(HTTP_RESPONSE) + 80) {
+        buf_content_size = strlen(HTTP_RESPONSE) + 80;
     }
-    if( opt.response_size != DFL_RESPONSE_SIZE &&
-        buf_content_size < (size_t) opt.response_size )
-    {
+    if (opt.response_size != DFL_RESPONSE_SIZE &&
+        buf_content_size < (size_t) opt.response_size) {
         buf_content_size = opt.response_size;
     }
-    buf = mbedtls_calloc( 1, buf_content_size + 1 );
-    if( buf == NULL )
-    {
-        mbedtls_printf( "Could not allocate %lu bytes\n",
-                        (unsigned long) buf_content_size + 1 );
+    buf = mbedtls_calloc(1, buf_content_size + 1);
+    if (buf == NULL) {
+        mbedtls_printf("Could not allocate %lu bytes\n",
+                       (unsigned long) buf_content_size + 1);
         ret = 3;
         goto exit;
     }
 
 #if defined(MBEDTLS_USE_PSA_CRYPTO)
-    if( opt.psk_opaque != 0 )
-    {
-        if( strlen( opt.psk ) == 0 )
-        {
-            mbedtls_printf( "psk_opaque set but no psk to be imported specified.\n" );
+    if (opt.psk_opaque != 0) {
+        if (strlen(opt.psk) == 0) {
+            mbedtls_printf("psk_opaque set but no psk to be imported specified.\n");
             ret = 2;
             goto usage;
         }
 
-        if( opt.force_ciphersuite[0] <= 0 )
-        {
-            mbedtls_printf( "opaque PSKs are only supported in conjunction with forcing TLS 1.2 and a PSK-only ciphersuite through the 'force_ciphersuite' option.\n" );
+        if (opt.force_ciphersuite[0] <= 0) {
+            mbedtls_printf(
+                "opaque PSKs are only supported in conjunction with forcing TLS 1.2 and a PSK-only ciphersuite through the 'force_ciphersuite' option.\n");
             ret = 2;
             goto usage;
         }
     }
 
-    if( opt.psk_list_opaque != 0 )
-    {
-        if( opt.psk_list == NULL )
-        {
-            mbedtls_printf( "psk_slot set but no psk to be imported specified.\n" );
+    if (opt.psk_list_opaque != 0) {
+        if (opt.psk_list == NULL) {
+            mbedtls_printf("psk_slot set but no psk to be imported specified.\n");
             ret = 2;
             goto usage;
         }
 
-        if( opt.force_ciphersuite[0] <= 0 )
-        {
-            mbedtls_printf( "opaque PSKs are only supported in conjunction with forcing TLS 1.2 and a PSK-only ciphersuite through the 'force_ciphersuite' option.\n" );
+        if (opt.force_ciphersuite[0] <= 0) {
+            mbedtls_printf(
+                "opaque PSKs are only supported in conjunction with forcing TLS 1.2 and a PSK-only ciphersuite through the 'force_ciphersuite' option.\n");
             ret = 2;
             goto usage;
         }
     }
 #endif /* MBEDTLS_USE_PSA_CRYPTO */
 
-    if( opt.force_ciphersuite[0] > 0 )
-    {
+    if (opt.force_ciphersuite[0] > 0) {
         const mbedtls_ssl_ciphersuite_t *ciphersuite_info;
         ciphersuite_info =
-            mbedtls_ssl_ciphersuite_from_id( opt.force_ciphersuite[0] );
+            mbedtls_ssl_ciphersuite_from_id(opt.force_ciphersuite[0]);
 
-        if( opt.max_version != -1 &&
-            ciphersuite_info->min_minor_ver > opt.max_version )
-        {
-            mbedtls_printf( "forced ciphersuite not allowed with this protocol version\n" );
+        if (opt.max_version != -1 &&
+            ciphersuite_info->min_minor_ver > opt.max_version) {
+            mbedtls_printf("forced ciphersuite not allowed with this protocol version\n");
             ret = 2;
             goto usage;
         }
-        if( opt.min_version != -1 &&
-            ciphersuite_info->max_minor_ver < opt.min_version )
-        {
-            mbedtls_printf( "forced ciphersuite not allowed with this protocol version\n" );
+        if (opt.min_version != -1 &&
+            ciphersuite_info->max_minor_ver < opt.min_version) {
+            mbedtls_printf("forced ciphersuite not allowed with this protocol version\n");
             ret = 2;
             goto usage;
         }
 
         /* If we select a version that's not supported by
          * this suite, then there will be no common ciphersuite... */
-        if( opt.max_version == -1 ||
-            opt.max_version > ciphersuite_info->max_minor_ver )
-        {
+        if (opt.max_version == -1 ||
+            opt.max_version > ciphersuite_info->max_minor_ver) {
             opt.max_version = ciphersuite_info->max_minor_ver;
         }
-        if( opt.min_version < ciphersuite_info->min_minor_ver )
-        {
+        if (opt.min_version < ciphersuite_info->min_minor_ver) {
             opt.min_version = ciphersuite_info->min_minor_ver;
             /* DTLS starts with TLS 1.1 */
-            if( opt.transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM &&
-                opt.min_version < MBEDTLS_SSL_MINOR_VERSION_2 )
+            if (opt.transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM &&
+                opt.min_version < MBEDTLS_SSL_MINOR_VERSION_2) {
                 opt.min_version = MBEDTLS_SSL_MINOR_VERSION_2;
+            }
         }
 
         /* Enable RC4 if needed and not explicitly disabled */
-        if( ciphersuite_info->cipher == MBEDTLS_CIPHER_ARC4_128 )
-        {
-            if( opt.arc4 == MBEDTLS_SSL_ARC4_DISABLED )
-            {
+        if (ciphersuite_info->cipher == MBEDTLS_CIPHER_ARC4_128) {
+            if (opt.arc4 == MBEDTLS_SSL_ARC4_DISABLED) {
                 mbedtls_printf("forced RC4 ciphersuite with RC4 disabled\n");
                 ret = 2;
                 goto usage;
@@ -2173,55 +2068,51 @@
 
 #if defined(MBEDTLS_USE_PSA_CRYPTO)
 #if defined(MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED)
-        if( opt.psk_opaque != 0 || opt.psk_list_opaque != 0 )
-        {
+        if (opt.psk_opaque != 0 || opt.psk_list_opaque != 0) {
             /* Determine KDF algorithm the opaque PSK will be used in. */
 #if defined(MBEDTLS_SHA512_C)
-            if( ciphersuite_info->mac == MBEDTLS_MD_SHA384 )
+            if (ciphersuite_info->mac == MBEDTLS_MD_SHA384) {
                 alg = PSA_ALG_TLS12_PSK_TO_MS(PSA_ALG_SHA_384);
-            else
+            } else
 #endif /* MBEDTLS_SHA512_C */
-                alg = PSA_ALG_TLS12_PSK_TO_MS(PSA_ALG_SHA_256);
+            alg = PSA_ALG_TLS12_PSK_TO_MS(PSA_ALG_SHA_256);
         }
 #endif /* MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED */
 #endif /* MBEDTLS_USE_PSA_CRYPTO */
     }
 
-    if( opt.version_suites != NULL )
-    {
+    if (opt.version_suites != NULL) {
         const char *name[4] = { 0 };
 
         /* Parse 4-element coma-separated list */
-        for( i = 0, p = (char *) opt.version_suites;
+        for (i = 0, p = (char *) opt.version_suites;
              i < 4 && *p != '\0';
-             i++ )
-        {
+             i++) {
             name[i] = p;
 
             /* Terminate the current string and move on to next one */
-            while( *p != ',' && *p != '\0' )
+            while (*p != ',' && *p != '\0') {
                 p++;
-            if( *p == ',' )
+            }
+            if (*p == ',') {
                 *p++ = '\0';
+            }
         }
 
-        if( i != 4 )
-        {
-            mbedtls_printf( "too few values for version_suites\n" );
+        if (i != 4) {
+            mbedtls_printf("too few values for version_suites\n");
             ret = 1;
             goto exit;
         }
 
-        memset( version_suites, 0, sizeof( version_suites ) );
+        memset(version_suites, 0, sizeof(version_suites));
 
         /* Get the suites identifiers from their name */
-        for( i = 0; i < 4; i++ )
-        {
-            version_suites[i][0] = mbedtls_ssl_get_ciphersuite_id( name[i] );
+        for (i = 0; i < 4; i++) {
+            version_suites[i][0] = mbedtls_ssl_get_ciphersuite_id(name[i]);
 
-            if( version_suites[i][0] == 0 )
-            {
-                mbedtls_printf( "unknown ciphersuite: '%s'\n", name[i] );
+            if (version_suites[i][0] == 0) {
+                mbedtls_printf("unknown ciphersuite: '%s'\n", name[i]);
                 ret = 2;
                 goto usage;
             }
@@ -2229,24 +2120,24 @@
     }
 
 #if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID)
-    if( mbedtls_test_unhexify( cid, sizeof( cid ),
-                               opt.cid_val, &cid_len ) != 0 )
-    {
-        mbedtls_printf( "CID not valid hex\n" );
+    if (mbedtls_test_unhexify(cid, sizeof(cid),
+                              opt.cid_val, &cid_len) != 0) {
+        mbedtls_printf("CID not valid hex\n");
         goto exit;
     }
 
     /* Keep CID settings for renegotiation unless
      * specified otherwise. */
-    if( opt.cid_enabled_renego == DFL_CID_ENABLED_RENEGO )
+    if (opt.cid_enabled_renego == DFL_CID_ENABLED_RENEGO) {
         opt.cid_enabled_renego = opt.cid_enabled;
-    if( opt.cid_val_renego == DFL_CID_VALUE_RENEGO )
+    }
+    if (opt.cid_val_renego == DFL_CID_VALUE_RENEGO) {
         opt.cid_val_renego = opt.cid_val;
+    }
 
-    if( mbedtls_test_unhexify( cid_renego, sizeof( cid_renego ),
-                               opt.cid_val_renego, &cid_renego_len ) != 0 )
-    {
-        mbedtls_printf( "CID not valid hex\n" );
+    if (mbedtls_test_unhexify(cid_renego, sizeof(cid_renego),
+                              opt.cid_val_renego, &cid_renego_len) != 0) {
+        mbedtls_printf("CID not valid hex\n");
         goto exit;
     }
 #endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */
@@ -2255,71 +2146,60 @@
     /*
      * Unhexify the pre-shared key and parse the list if any given
      */
-    if( mbedtls_test_unhexify( psk, sizeof( psk ),
-                               opt.psk, &psk_len ) != 0 )
-    {
-        mbedtls_printf( "pre-shared key not valid hex\n" );
+    if (mbedtls_test_unhexify(psk, sizeof(psk),
+                              opt.psk, &psk_len) != 0) {
+        mbedtls_printf("pre-shared key not valid hex\n");
         goto exit;
     }
 
-    if( opt.psk_list != NULL )
-    {
-        if( ( psk_info = psk_parse( opt.psk_list ) ) == NULL )
-        {
-            mbedtls_printf( "psk_list invalid" );
+    if (opt.psk_list != NULL) {
+        if ((psk_info = psk_parse(opt.psk_list)) == NULL) {
+            mbedtls_printf("psk_list invalid");
             goto exit;
         }
     }
 #endif /* MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED */
 
 #if defined(MBEDTLS_ECP_C)
-    if( opt.curves != NULL )
-    {
+    if (opt.curves != NULL) {
         p = (char *) opt.curves;
         i = 0;
 
-        if( strcmp( p, "none" ) == 0 )
-        {
+        if (strcmp(p, "none") == 0) {
             curve_list[0] = MBEDTLS_ECP_DP_NONE;
-        }
-        else if( strcmp( p, "default" ) != 0 )
-        {
+        } else if (strcmp(p, "default") != 0) {
             /* Leave room for a final NULL in curve list */
-            while( i < CURVE_LIST_SIZE - 1 && *p != '\0' )
-            {
+            while (i < CURVE_LIST_SIZE - 1 && *p != '\0') {
                 q = p;
 
                 /* Terminate the current string */
-                while( *p != ',' && *p != '\0' )
+                while (*p != ',' && *p != '\0') {
                     p++;
-                if( *p == ',' )
-                    *p++ = '\0';
-
-                if( ( curve_cur = mbedtls_ecp_curve_info_from_name( q ) ) != NULL )
-                {
-                    curve_list[i++] = curve_cur->grp_id;
                 }
-                else
-                {
-                    mbedtls_printf( "unknown curve %s\n", q );
-                    mbedtls_printf( "supported curves: " );
-                    for( curve_cur = mbedtls_ecp_curve_list();
+                if (*p == ',') {
+                    *p++ = '\0';
+                }
+
+                if ((curve_cur = mbedtls_ecp_curve_info_from_name(q)) != NULL) {
+                    curve_list[i++] = curve_cur->grp_id;
+                } else {
+                    mbedtls_printf("unknown curve %s\n", q);
+                    mbedtls_printf("supported curves: ");
+                    for (curve_cur = mbedtls_ecp_curve_list();
                          curve_cur->grp_id != MBEDTLS_ECP_DP_NONE;
-                         curve_cur++ )
-                    {
-                        mbedtls_printf( "%s ", curve_cur->name );
+                         curve_cur++) {
+                        mbedtls_printf("%s ", curve_cur->name);
                     }
-                    mbedtls_printf( "\n" );
+                    mbedtls_printf("\n");
                     goto exit;
                 }
             }
 
-            mbedtls_printf("Number of curves: %d\n", i );
+            mbedtls_printf("Number of curves: %d\n", i);
 
-            if( i == CURVE_LIST_SIZE - 1 && *p != '\0' )
-            {
-                mbedtls_printf( "curves list too long, maximum %d",
-                                CURVE_LIST_SIZE - 1  );
+            if (i == CURVE_LIST_SIZE - 1 && *p != '\0') {
+                mbedtls_printf("curves list too long, maximum %d",
+                               CURVE_LIST_SIZE - 1);
                 goto exit;
             }
 
@@ -2329,202 +2209,186 @@
 #endif /* MBEDTLS_ECP_C */
 
 #if defined(MBEDTLS_SSL_ALPN)
-    if( opt.alpn_string != NULL )
-    {
+    if (opt.alpn_string != NULL) {
         p = (char *) opt.alpn_string;
         i = 0;
 
         /* Leave room for a final NULL in alpn_list */
-        while( i < ALPN_LIST_SIZE - 1 && *p != '\0' )
-        {
+        while (i < ALPN_LIST_SIZE - 1 && *p != '\0') {
             alpn_list[i++] = p;
 
             /* Terminate the current string and move on to next one */
-            while( *p != ',' && *p != '\0' )
+            while (*p != ',' && *p != '\0') {
                 p++;
-            if( *p == ',' )
+            }
+            if (*p == ',') {
                 *p++ = '\0';
+            }
         }
     }
 #endif /* MBEDTLS_SSL_ALPN */
 
-    mbedtls_printf( "build version: %s (build %d)\n",
-                    MBEDTLS_VERSION_STRING_FULL, MBEDTLS_VERSION_NUMBER );
+    mbedtls_printf("build version: %s (build %d)\n",
+                   MBEDTLS_VERSION_STRING_FULL, MBEDTLS_VERSION_NUMBER);
 
     /*
      * 0. Initialize the RNG and the session data
      */
-    mbedtls_printf( "\n  . Seeding the random number generator..." );
-    fflush( stdout );
+    mbedtls_printf("\n  . Seeding the random number generator...");
+    fflush(stdout);
 
-    ret = rng_seed( &rng, opt.reproducible, pers );
-    if( ret != 0 )
+    ret = rng_seed(&rng, opt.reproducible, pers);
+    if (ret != 0) {
         goto exit;
-    mbedtls_printf( " ok\n" );
+    }
+    mbedtls_printf(" ok\n");
 
 #if defined(MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED)
     /*
      * 1.1. Load the trusted CA
      */
-    mbedtls_printf( "  . Loading the CA root certificate ..." );
-    fflush( stdout );
+    mbedtls_printf("  . Loading the CA root certificate ...");
+    fflush(stdout);
 
-    if( strcmp( opt.ca_path, "none" ) == 0 ||
-        strcmp( opt.ca_file, "none" ) == 0 )
-    {
+    if (strcmp(opt.ca_path, "none") == 0 ||
+        strcmp(opt.ca_file, "none") == 0) {
         ret = 0;
-    }
-    else
+    } else
 #if defined(MBEDTLS_FS_IO)
-    if( strlen( opt.ca_path ) )
-        ret = mbedtls_x509_crt_parse_path( &cacert, opt.ca_path );
-    else if( strlen( opt.ca_file ) )
-        ret = mbedtls_x509_crt_parse_file( &cacert, opt.ca_file );
-    else
+    if (strlen(opt.ca_path)) {
+        ret = mbedtls_x509_crt_parse_path(&cacert, opt.ca_path);
+    } else if (strlen(opt.ca_file)) {
+        ret = mbedtls_x509_crt_parse_file(&cacert, opt.ca_file);
+    } else
 #endif
 #if defined(MBEDTLS_CERTS_C)
     {
 #if defined(MBEDTLS_PEM_PARSE_C)
-        for( i = 0; mbedtls_test_cas[i] != NULL; i++ )
-        {
-            ret = mbedtls_x509_crt_parse( &cacert,
-                                  (const unsigned char *) mbedtls_test_cas[i],
-                                  mbedtls_test_cas_len[i] );
-            if( ret != 0 )
+        for (i = 0; mbedtls_test_cas[i] != NULL; i++) {
+            ret = mbedtls_x509_crt_parse(&cacert,
+                                         (const unsigned char *) mbedtls_test_cas[i],
+                                         mbedtls_test_cas_len[i]);
+            if (ret != 0) {
                 break;
+            }
         }
 #endif /* MBEDTLS_PEM_PARSE_C */
-        if( ret == 0 )
-        {
-            for( i = 0; mbedtls_test_cas_der[i] != NULL; i++ )
-            {
-                ret = mbedtls_x509_crt_parse_der( &cacert,
-                             (const unsigned char *) mbedtls_test_cas_der[i],
-                             mbedtls_test_cas_der_len[i] );
-                if( ret != 0 )
+        if (ret == 0) {
+            for (i = 0; mbedtls_test_cas_der[i] != NULL; i++) {
+                ret = mbedtls_x509_crt_parse_der(&cacert,
+                                                 (const unsigned char *) mbedtls_test_cas_der[i],
+                                                 mbedtls_test_cas_der_len[i]);
+                if (ret != 0) {
                     break;
+                }
             }
         }
     }
 #else
     {
         ret = 1;
-        mbedtls_printf( "MBEDTLS_CERTS_C not defined." );
+        mbedtls_printf("MBEDTLS_CERTS_C not defined.");
     }
 #endif /* MBEDTLS_CERTS_C */
-    if( ret < 0 )
-    {
-        mbedtls_printf( " failed\n  !  mbedtls_x509_crt_parse returned -0x%x\n\n", (unsigned int) -ret );
+    if (ret < 0) {
+        mbedtls_printf(" failed\n  !  mbedtls_x509_crt_parse returned -0x%x\n\n",
+                       (unsigned int) -ret);
         goto exit;
     }
 
-    mbedtls_printf( " ok (%d skipped)\n", ret );
+    mbedtls_printf(" ok (%d skipped)\n", ret);
 
     /*
      * 1.2. Load own certificate and private key
      */
-    mbedtls_printf( "  . Loading the server cert. and key..." );
-    fflush( stdout );
+    mbedtls_printf("  . Loading the server cert. and key...");
+    fflush(stdout);
 
 #if defined(MBEDTLS_FS_IO)
-    if( strlen( opt.crt_file ) && strcmp( opt.crt_file, "none" ) != 0 )
-    {
+    if (strlen(opt.crt_file) && strcmp(opt.crt_file, "none") != 0) {
         key_cert_init++;
-        if( ( ret = mbedtls_x509_crt_parse_file( &srvcert, opt.crt_file ) ) != 0 )
-        {
-            mbedtls_printf( " failed\n  !  mbedtls_x509_crt_parse_file returned -0x%x\n\n",
-                    (unsigned int) -ret );
+        if ((ret = mbedtls_x509_crt_parse_file(&srvcert, opt.crt_file)) != 0) {
+            mbedtls_printf(" failed\n  !  mbedtls_x509_crt_parse_file returned -0x%x\n\n",
+                           (unsigned int) -ret);
             goto exit;
         }
     }
-    if( strlen( opt.key_file ) && strcmp( opt.key_file, "none" ) != 0 )
-    {
+    if (strlen(opt.key_file) && strcmp(opt.key_file, "none") != 0) {
         key_cert_init++;
-        if( ( ret = mbedtls_pk_parse_keyfile( &pkey, opt.key_file,
-                                              opt.key_pwd ) ) != 0 )
-        {
-            mbedtls_printf( " failed\n  !  mbedtls_pk_parse_keyfile returned -0x%x\n\n", (unsigned int) -ret );
+        if ((ret = mbedtls_pk_parse_keyfile(&pkey, opt.key_file,
+                                            opt.key_pwd)) != 0) {
+            mbedtls_printf(" failed\n  !  mbedtls_pk_parse_keyfile returned -0x%x\n\n",
+                           (unsigned int) -ret);
             goto exit;
         }
     }
-    if( key_cert_init == 1 )
-    {
-        mbedtls_printf( " failed\n  !  crt_file without key_file or vice-versa\n\n" );
+    if (key_cert_init == 1) {
+        mbedtls_printf(" failed\n  !  crt_file without key_file or vice-versa\n\n");
         goto exit;
     }
 
-    if( strlen( opt.crt_file2 ) && strcmp( opt.crt_file2, "none" ) != 0 )
-    {
+    if (strlen(opt.crt_file2) && strcmp(opt.crt_file2, "none") != 0) {
         key_cert_init2++;
-        if( ( ret = mbedtls_x509_crt_parse_file( &srvcert2, opt.crt_file2 ) ) != 0 )
-        {
-            mbedtls_printf( " failed\n  !  mbedtls_x509_crt_parse_file(2) returned -0x%x\n\n",
-                    (unsigned int) -ret );
+        if ((ret = mbedtls_x509_crt_parse_file(&srvcert2, opt.crt_file2)) != 0) {
+            mbedtls_printf(" failed\n  !  mbedtls_x509_crt_parse_file(2) returned -0x%x\n\n",
+                           (unsigned int) -ret);
             goto exit;
         }
     }
-    if( strlen( opt.key_file2 ) && strcmp( opt.key_file2, "none" ) != 0 )
-    {
+    if (strlen(opt.key_file2) && strcmp(opt.key_file2, "none") != 0) {
         key_cert_init2++;
-        if( ( ret = mbedtls_pk_parse_keyfile( &pkey2, opt.key_file2,
-                                              opt.key_pwd2 ) ) != 0 )
-        {
-            mbedtls_printf( " failed\n  !  mbedtls_pk_parse_keyfile(2) returned -0x%x\n\n",
-                            (unsigned int) -ret );
+        if ((ret = mbedtls_pk_parse_keyfile(&pkey2, opt.key_file2,
+                                            opt.key_pwd2)) != 0) {
+            mbedtls_printf(" failed\n  !  mbedtls_pk_parse_keyfile(2) returned -0x%x\n\n",
+                           (unsigned int) -ret);
             goto exit;
         }
     }
-    if( key_cert_init2 == 1 )
-    {
-        mbedtls_printf( " failed\n  !  crt_file2 without key_file2 or vice-versa\n\n" );
+    if (key_cert_init2 == 1) {
+        mbedtls_printf(" failed\n  !  crt_file2 without key_file2 or vice-versa\n\n");
         goto exit;
     }
 #endif
-    if( key_cert_init == 0 &&
-        strcmp( opt.crt_file, "none" ) != 0 &&
-        strcmp( opt.key_file, "none" ) != 0 &&
+    if (key_cert_init == 0 &&
+        strcmp(opt.crt_file, "none") != 0 &&
+        strcmp(opt.key_file, "none") != 0 &&
         key_cert_init2 == 0 &&
-        strcmp( opt.crt_file2, "none" ) != 0 &&
-        strcmp( opt.key_file2, "none" ) != 0 )
-    {
+        strcmp(opt.crt_file2, "none") != 0 &&
+        strcmp(opt.key_file2, "none") != 0) {
 #if !defined(MBEDTLS_CERTS_C)
-        mbedtls_printf( "Not certificated or key provided, and \nMBEDTLS_CERTS_C not defined!\n" );
+        mbedtls_printf("Not certificated or key provided, and \nMBEDTLS_CERTS_C not defined!\n");
         goto exit;
 #else
 #if defined(MBEDTLS_RSA_C)
-        if( ( ret = mbedtls_x509_crt_parse( &srvcert,
-                                    (const unsigned char *) mbedtls_test_srv_crt_rsa,
-                                    mbedtls_test_srv_crt_rsa_len ) ) != 0 )
-        {
-            mbedtls_printf( " failed\n  !  mbedtls_x509_crt_parse returned -0x%x\n\n",
-                            (unsigned int) -ret );
+        if ((ret = mbedtls_x509_crt_parse(&srvcert,
+                                          (const unsigned char *) mbedtls_test_srv_crt_rsa,
+                                          mbedtls_test_srv_crt_rsa_len)) != 0) {
+            mbedtls_printf(" failed\n  !  mbedtls_x509_crt_parse returned -0x%x\n\n",
+                           (unsigned int) -ret);
             goto exit;
         }
-        if( ( ret = mbedtls_pk_parse_key( &pkey,
-                                  (const unsigned char *) mbedtls_test_srv_key_rsa,
-                                  mbedtls_test_srv_key_rsa_len, NULL, 0 ) ) != 0 )
-        {
-            mbedtls_printf( " failed\n  !  mbedtls_pk_parse_key returned -0x%x\n\n",
-                            (unsigned int) -ret );
+        if ((ret = mbedtls_pk_parse_key(&pkey,
+                                        (const unsigned char *) mbedtls_test_srv_key_rsa,
+                                        mbedtls_test_srv_key_rsa_len, NULL, 0)) != 0) {
+            mbedtls_printf(" failed\n  !  mbedtls_pk_parse_key returned -0x%x\n\n",
+                           (unsigned int) -ret);
             goto exit;
         }
         key_cert_init = 2;
 #endif /* MBEDTLS_RSA_C */
 #if defined(MBEDTLS_ECDSA_C)
-        if( ( ret = mbedtls_x509_crt_parse( &srvcert2,
-                                    (const unsigned char *) mbedtls_test_srv_crt_ec,
-                                    mbedtls_test_srv_crt_ec_len ) ) != 0 )
-        {
-            mbedtls_printf( " failed\n  !  x509_crt_parse2 returned -0x%x\n\n",
-                            (unsigned int) -ret );
+        if ((ret = mbedtls_x509_crt_parse(&srvcert2,
+                                          (const unsigned char *) mbedtls_test_srv_crt_ec,
+                                          mbedtls_test_srv_crt_ec_len)) != 0) {
+            mbedtls_printf(" failed\n  !  x509_crt_parse2 returned -0x%x\n\n",
+                           (unsigned int) -ret);
             goto exit;
         }
-        if( ( ret = mbedtls_pk_parse_key( &pkey2,
-                                  (const unsigned char *) mbedtls_test_srv_key_ec,
-                                  mbedtls_test_srv_key_ec_len, NULL, 0 ) ) != 0 )
-        {
-            mbedtls_printf( " failed\n  !  pk_parse_key2 returned -0x%x\n\n",
-                            (unsigned int) -ret );
+        if ((ret = mbedtls_pk_parse_key(&pkey2,
+                                        (const unsigned char *) mbedtls_test_srv_key_ec,
+                                        mbedtls_test_srv_key_ec_len, NULL, 0)) != 0) {
+            mbedtls_printf(" failed\n  !  pk_parse_key2 returned -0x%x\n\n",
+                           (unsigned int) -ret);
             goto exit;
         }
         key_cert_init2 = 2;
@@ -2532,26 +2396,23 @@
     }
 
 #if defined(MBEDTLS_USE_PSA_CRYPTO)
-    if( opt.key_opaque != 0 )
-    {
-        if ( mbedtls_pk_get_type( &pkey ) == MBEDTLS_PK_ECKEY )
-        {
-            if( ( ret = mbedtls_pk_wrap_as_opaque( &pkey, &key_slot,
-                                                PSA_ALG_ANY_HASH ) ) != 0 )
-            {
-                mbedtls_printf( " failed\n  !  "
-                                "mbedtls_pk_wrap_as_opaque returned -0x%x\n\n", (unsigned int)  -ret );
+    if (opt.key_opaque != 0) {
+        if (mbedtls_pk_get_type(&pkey) == MBEDTLS_PK_ECKEY) {
+            if ((ret = mbedtls_pk_wrap_as_opaque(&pkey, &key_slot,
+                                                 PSA_ALG_ANY_HASH)) != 0) {
+                mbedtls_printf(" failed\n  !  "
+                               "mbedtls_pk_wrap_as_opaque returned -0x%x\n\n",
+                               (unsigned int)  -ret);
                 goto exit;
             }
         }
 
-        if ( mbedtls_pk_get_type( &pkey2 ) == MBEDTLS_PK_ECKEY )
-        {
-            if( ( ret = mbedtls_pk_wrap_as_opaque( &pkey2, &key_slot2,
-                                                PSA_ALG_ANY_HASH ) ) != 0 )
-            {
-                mbedtls_printf( " failed\n  !  "
-                                "mbedtls_pk_wrap_as_opaque returned -0x%x\n\n", (unsigned int)  -ret );
+        if (mbedtls_pk_get_type(&pkey2) == MBEDTLS_PK_ECKEY) {
+            if ((ret = mbedtls_pk_wrap_as_opaque(&pkey2, &key_slot2,
+                                                 PSA_ALG_ANY_HASH)) != 0) {
+                mbedtls_printf(" failed\n  !  "
+                               "mbedtls_pk_wrap_as_opaque returned -0x%x\n\n",
+                               (unsigned int)  -ret);
                 goto exit;
             }
         }
@@ -2559,73 +2420,70 @@
 #endif /* MBEDTLS_USE_PSA_CRYPTO */
 #endif /* MBEDTLS_CERTS_C */
 
-    mbedtls_printf( " ok (key types: %s - %s)\n", mbedtls_pk_get_name( &pkey ), mbedtls_pk_get_name( &pkey2 ) );
+        mbedtls_printf(" ok (key types: %s - %s)\n",
+                       mbedtls_pk_get_name(&pkey),
+                       mbedtls_pk_get_name(&pkey2));
 #endif /* MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED */
 
 #if defined(MBEDTLS_DHM_C) && defined(MBEDTLS_FS_IO)
-    if( opt.dhm_file != NULL )
-    {
-        mbedtls_printf( "  . Loading DHM parameters..." );
-        fflush( stdout );
+    if (opt.dhm_file != NULL) {
+        mbedtls_printf("  . Loading DHM parameters...");
+        fflush(stdout);
 
-        if( ( ret = mbedtls_dhm_parse_dhmfile( &dhm, opt.dhm_file ) ) != 0 )
-        {
-            mbedtls_printf( " failed\n  ! mbedtls_dhm_parse_dhmfile returned -0x%04X\n\n",
-                     (unsigned int) -ret );
+        if ((ret = mbedtls_dhm_parse_dhmfile(&dhm, opt.dhm_file)) != 0) {
+            mbedtls_printf(" failed\n  ! mbedtls_dhm_parse_dhmfile returned -0x%04X\n\n",
+                           (unsigned int) -ret);
             goto exit;
         }
 
-        mbedtls_printf( " ok\n" );
+        mbedtls_printf(" ok\n");
     }
 #endif
 
 #if defined(SNI_OPTION)
-    if( opt.sni != NULL )
-    {
-        mbedtls_printf( "  . Setting up SNI information..." );
-        fflush( stdout );
+    if (opt.sni != NULL) {
+        mbedtls_printf("  . Setting up SNI information...");
+        fflush(stdout);
 
-        if( ( sni_info = sni_parse( opt.sni ) ) == NULL )
-        {
-            mbedtls_printf( " failed\n" );
+        if ((sni_info = sni_parse(opt.sni)) == NULL) {
+            mbedtls_printf(" failed\n");
             goto exit;
         }
 
-        mbedtls_printf( " ok\n" );
+        mbedtls_printf(" ok\n");
     }
 #endif /* SNI_OPTION */
 
     /*
      * 2. Setup the listening TCP socket
      */
-    mbedtls_printf( "  . Bind on %s://%s:%s/ ...",
-            opt.transport == MBEDTLS_SSL_TRANSPORT_STREAM ? "tcp" : "udp",
-            opt.server_addr ? opt.server_addr : "*",
-            opt.server_port );
-    fflush( stdout );
+    mbedtls_printf("  . Bind on %s://%s:%s/ ...",
+                   opt.transport == MBEDTLS_SSL_TRANSPORT_STREAM ? "tcp" : "udp",
+                   opt.server_addr ? opt.server_addr : "*",
+                   opt.server_port);
+    fflush(stdout);
 
-    if( ( ret = mbedtls_net_bind( &listen_fd, opt.server_addr, opt.server_port,
-                          opt.transport == MBEDTLS_SSL_TRANSPORT_STREAM ?
-                          MBEDTLS_NET_PROTO_TCP : MBEDTLS_NET_PROTO_UDP ) ) != 0 )
-    {
-        mbedtls_printf( " failed\n  ! mbedtls_net_bind returned -0x%x\n\n", (unsigned int) -ret );
+    if ((ret = mbedtls_net_bind(&listen_fd, opt.server_addr, opt.server_port,
+                                opt.transport == MBEDTLS_SSL_TRANSPORT_STREAM ?
+                                MBEDTLS_NET_PROTO_TCP : MBEDTLS_NET_PROTO_UDP)) != 0) {
+        mbedtls_printf(" failed\n  ! mbedtls_net_bind returned -0x%x\n\n", (unsigned int) -ret);
         goto exit;
     }
 
-    mbedtls_printf( " ok\n" );
+    mbedtls_printf(" ok\n");
 
     /*
      * 3. Setup stuff
      */
-    mbedtls_printf( "  . Setting up the SSL/TLS structure..." );
-    fflush( stdout );
+    mbedtls_printf("  . Setting up the SSL/TLS structure...");
+    fflush(stdout);
 
-    if( ( ret = mbedtls_ssl_config_defaults( &conf,
-                    MBEDTLS_SSL_IS_SERVER,
-                    opt.transport,
-                    MBEDTLS_SSL_PRESET_DEFAULT ) ) != 0 )
-    {
-        mbedtls_printf( " failed\n  ! mbedtls_ssl_config_defaults returned -0x%x\n\n", (unsigned int) -ret );
+    if ((ret = mbedtls_ssl_config_defaults(&conf,
+                                           MBEDTLS_SSL_IS_SERVER,
+                                           opt.transport,
+                                           MBEDTLS_SSL_PRESET_DEFAULT)) != 0) {
+        mbedtls_printf(" failed\n  ! mbedtls_ssl_config_defaults returned -0x%x\n\n",
+                       (unsigned int) -ret);
         goto exit;
     }
 
@@ -2633,374 +2491,350 @@
     /* The default algorithms profile disables SHA-1, but our tests still
        rely on it heavily. Hence we allow it here. A real-world server
        should use the default profile unless there is a good reason not to. */
-    if( opt.allow_sha1 > 0 )
-    {
-        crt_profile_for_test.allowed_mds |= MBEDTLS_X509_ID_FLAG( MBEDTLS_MD_SHA1 );
-        mbedtls_ssl_conf_cert_profile( &conf, &crt_profile_for_test );
-        mbedtls_ssl_conf_sig_hashes( &conf, ssl_sig_hashes_for_test );
+    if (opt.allow_sha1 > 0) {
+        crt_profile_for_test.allowed_mds |= MBEDTLS_X509_ID_FLAG(MBEDTLS_MD_SHA1);
+        mbedtls_ssl_conf_cert_profile(&conf, &crt_profile_for_test);
+        mbedtls_ssl_conf_sig_hashes(&conf, ssl_sig_hashes_for_test);
     }
 #endif /* MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED */
 
-    if( opt.auth_mode != DFL_AUTH_MODE )
-        mbedtls_ssl_conf_authmode( &conf, opt.auth_mode );
+    if (opt.auth_mode != DFL_AUTH_MODE) {
+        mbedtls_ssl_conf_authmode(&conf, opt.auth_mode);
+    }
 
-    if( opt.cert_req_ca_list != DFL_CERT_REQ_CA_LIST )
-        mbedtls_ssl_conf_cert_req_ca_list( &conf, opt.cert_req_ca_list );
+    if (opt.cert_req_ca_list != DFL_CERT_REQ_CA_LIST) {
+        mbedtls_ssl_conf_cert_req_ca_list(&conf, opt.cert_req_ca_list);
+    }
 
 #if defined(MBEDTLS_SSL_PROTO_DTLS)
-    if( opt.hs_to_min != DFL_HS_TO_MIN || opt.hs_to_max != DFL_HS_TO_MAX )
-        mbedtls_ssl_conf_handshake_timeout( &conf, opt.hs_to_min, opt.hs_to_max );
+    if (opt.hs_to_min != DFL_HS_TO_MIN || opt.hs_to_max != DFL_HS_TO_MAX) {
+        mbedtls_ssl_conf_handshake_timeout(&conf, opt.hs_to_min, opt.hs_to_max);
+    }
 
-    if( opt.dgram_packing != DFL_DGRAM_PACKING )
-        mbedtls_ssl_set_datagram_packing( &ssl, opt.dgram_packing );
+    if (opt.dgram_packing != DFL_DGRAM_PACKING) {
+        mbedtls_ssl_set_datagram_packing(&ssl, opt.dgram_packing);
+    }
 #endif /* MBEDTLS_SSL_PROTO_DTLS */
 
 #if defined(MBEDTLS_SSL_MAX_FRAGMENT_LENGTH)
-    if( ( ret = mbedtls_ssl_conf_max_frag_len( &conf, opt.mfl_code ) ) != 0 )
-    {
-        mbedtls_printf( " failed\n  ! mbedtls_ssl_conf_max_frag_len returned %d\n\n", ret );
+    if ((ret = mbedtls_ssl_conf_max_frag_len(&conf, opt.mfl_code)) != 0) {
+        mbedtls_printf(" failed\n  ! mbedtls_ssl_conf_max_frag_len returned %d\n\n", ret);
         goto exit;
     }
 #endif
 
 #if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID)
-    if( opt.cid_enabled == 1 || opt.cid_enabled_renego == 1 )
-    {
-        if( opt.cid_enabled == 1        &&
+    if (opt.cid_enabled == 1 || opt.cid_enabled_renego == 1) {
+        if (opt.cid_enabled == 1        &&
             opt.cid_enabled_renego == 1 &&
-            cid_len != cid_renego_len )
-        {
-            mbedtls_printf( "CID length must not change during renegotiation\n" );
+            cid_len != cid_renego_len) {
+            mbedtls_printf("CID length must not change during renegotiation\n");
             goto usage;
         }
 
-        if( opt.cid_enabled == 1 )
-            ret = mbedtls_ssl_conf_cid( &conf, cid_len,
-                                        MBEDTLS_SSL_UNEXPECTED_CID_IGNORE );
-        else
-            ret = mbedtls_ssl_conf_cid( &conf, cid_renego_len,
-                                        MBEDTLS_SSL_UNEXPECTED_CID_IGNORE );
+        if (opt.cid_enabled == 1) {
+            ret = mbedtls_ssl_conf_cid(&conf, cid_len,
+                                       MBEDTLS_SSL_UNEXPECTED_CID_IGNORE);
+        } else {
+            ret = mbedtls_ssl_conf_cid(&conf, cid_renego_len,
+                                       MBEDTLS_SSL_UNEXPECTED_CID_IGNORE);
+        }
 
-        if( ret != 0 )
-        {
-            mbedtls_printf( " failed\n  ! mbedtls_ssl_conf_cid_len returned -%#04x\n\n",
-                            (unsigned int) -ret );
+        if (ret != 0) {
+            mbedtls_printf(" failed\n  ! mbedtls_ssl_conf_cid_len returned -%#04x\n\n",
+                           (unsigned int) -ret);
             goto exit;
         }
     }
 #endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */
 
 #if defined(MBEDTLS_SSL_DTLS_SRTP)
-    const mbedtls_ssl_srtp_profile forced_profile[] = { opt.force_srtp_profile, MBEDTLS_TLS_SRTP_UNSET };
-    if( opt.use_srtp == 1 )
-    {
-        if( opt.force_srtp_profile != 0 )
-        {
-            ret = mbedtls_ssl_conf_dtls_srtp_protection_profiles( &conf, forced_profile );
-        }
-        else
-        {
-            ret = mbedtls_ssl_conf_dtls_srtp_protection_profiles( &conf, default_profiles );
+    const mbedtls_ssl_srtp_profile forced_profile[] =
+    { opt.force_srtp_profile, MBEDTLS_TLS_SRTP_UNSET };
+    if (opt.use_srtp == 1) {
+        if (opt.force_srtp_profile != 0) {
+            ret = mbedtls_ssl_conf_dtls_srtp_protection_profiles(&conf, forced_profile);
+        } else {
+            ret = mbedtls_ssl_conf_dtls_srtp_protection_profiles(&conf, default_profiles);
         }
 
-        if( ret != 0 )
-        {
-            mbedtls_printf( " failed\n  ! mbedtls_ssl_conf_dtls_srtp_protection_profiles returned %d\n\n", ret );
+        if (ret != 0) {
+            mbedtls_printf(
+                " failed\n  ! mbedtls_ssl_conf_dtls_srtp_protection_profiles returned %d\n\n",
+                ret);
             goto exit;
         }
 
-        mbedtls_ssl_conf_srtp_mki_value_supported( &conf,
-                                                   opt.support_mki ?
-                                                   MBEDTLS_SSL_DTLS_SRTP_MKI_SUPPORTED :
-                                                   MBEDTLS_SSL_DTLS_SRTP_MKI_UNSUPPORTED );
+        mbedtls_ssl_conf_srtp_mki_value_supported(&conf,
+                                                  opt.support_mki ?
+                                                  MBEDTLS_SSL_DTLS_SRTP_MKI_SUPPORTED :
+                                                  MBEDTLS_SSL_DTLS_SRTP_MKI_UNSUPPORTED);
 
-    }
-    else if( opt.force_srtp_profile != 0 )
-    {
-        mbedtls_printf( " failed\n  ! must enable use_srtp to force srtp profile\n\n" );
+    } else if (opt.force_srtp_profile != 0) {
+        mbedtls_printf(" failed\n  ! must enable use_srtp to force srtp profile\n\n");
         goto exit;
     }
 #endif /* MBEDTLS_SSL_DTLS_SRTP */
 
 #if defined(MBEDTLS_SSL_TRUNCATED_HMAC)
-    if( opt.trunc_hmac != DFL_TRUNC_HMAC )
-        mbedtls_ssl_conf_truncated_hmac( &conf, opt.trunc_hmac );
+    if (opt.trunc_hmac != DFL_TRUNC_HMAC) {
+        mbedtls_ssl_conf_truncated_hmac(&conf, opt.trunc_hmac);
+    }
 #endif
 
 #if defined(MBEDTLS_SSL_EXTENDED_MASTER_SECRET)
-    if( opt.extended_ms != DFL_EXTENDED_MS )
-        mbedtls_ssl_conf_extended_master_secret( &conf, opt.extended_ms );
+    if (opt.extended_ms != DFL_EXTENDED_MS) {
+        mbedtls_ssl_conf_extended_master_secret(&conf, opt.extended_ms);
+    }
 #endif
 
 #if defined(MBEDTLS_SSL_ENCRYPT_THEN_MAC)
-    if( opt.etm != DFL_ETM )
-        mbedtls_ssl_conf_encrypt_then_mac( &conf, opt.etm );
+    if (opt.etm != DFL_ETM) {
+        mbedtls_ssl_conf_encrypt_then_mac(&conf, opt.etm);
+    }
 #endif
 
 #if defined(MBEDTLS_SSL_EXPORT_KEYS)
-    if( opt.eap_tls != 0 )
-    {
-        mbedtls_ssl_conf_export_keys_ext_cb( &conf, eap_tls_key_derivation,
-                                             &eap_tls_keying );
+    if (opt.eap_tls != 0) {
+        mbedtls_ssl_conf_export_keys_ext_cb(&conf, eap_tls_key_derivation,
+                                            &eap_tls_keying);
+    } else if (opt.nss_keylog != 0) {
+        mbedtls_ssl_conf_export_keys_ext_cb(&conf,
+                                            nss_keylog_export,
+                                            NULL);
     }
-    else if( opt.nss_keylog != 0 )
-    {
-        mbedtls_ssl_conf_export_keys_ext_cb( &conf,
-                                             nss_keylog_export,
-                                             NULL );
-    }
-#if defined( MBEDTLS_SSL_DTLS_SRTP )
-    else if( opt.use_srtp != 0 )
-    {
-        mbedtls_ssl_conf_export_keys_ext_cb( &conf, dtls_srtp_key_derivation,
-                                             &dtls_srtp_keying );
+#if defined(MBEDTLS_SSL_DTLS_SRTP)
+    else if (opt.use_srtp != 0) {
+        mbedtls_ssl_conf_export_keys_ext_cb(&conf, dtls_srtp_key_derivation,
+                                            &dtls_srtp_keying);
     }
 #endif /* MBEDTLS_SSL_DTLS_SRTP */
 #endif /* MBEDTLS_SSL_EXPORT_KEYS */
 
 #if defined(MBEDTLS_SSL_ALPN)
-    if( opt.alpn_string != NULL )
-        if( ( ret = mbedtls_ssl_conf_alpn_protocols( &conf, alpn_list ) ) != 0 )
-        {
-            mbedtls_printf( " failed\n  ! mbedtls_ssl_conf_alpn_protocols returned %d\n\n", ret );
+    if (opt.alpn_string != NULL) {
+        if ((ret = mbedtls_ssl_conf_alpn_protocols(&conf, alpn_list)) != 0) {
+            mbedtls_printf(" failed\n  ! mbedtls_ssl_conf_alpn_protocols returned %d\n\n", ret);
             goto exit;
         }
+    }
 #endif
 
-    if (opt.reproducible)
-    {
+    if (opt.reproducible) {
 #if defined(MBEDTLS_HAVE_TIME)
 #if defined(MBEDTLS_PLATFORM_TIME_ALT)
-        mbedtls_platform_set_time( dummy_constant_time );
+        mbedtls_platform_set_time(dummy_constant_time);
 #else
-        fprintf( stderr, "Warning: reproducible option used without constant time\n" );
+        fprintf(stderr, "Warning: reproducible option used without constant time\n");
 #endif
 #endif  /* MBEDTLS_HAVE_TIME */
     }
-    mbedtls_ssl_conf_rng( &conf, rng_get, &rng );
-    mbedtls_ssl_conf_dbg( &conf, my_debug, stdout );
+    mbedtls_ssl_conf_rng(&conf, rng_get, &rng);
+    mbedtls_ssl_conf_dbg(&conf, my_debug, stdout);
 
 #if defined(MBEDTLS_SSL_CACHE_C)
-    if( opt.cache_max != -1 )
-        mbedtls_ssl_cache_set_max_entries( &cache, opt.cache_max );
+    if (opt.cache_max != -1) {
+        mbedtls_ssl_cache_set_max_entries(&cache, opt.cache_max);
+    }
 
 #if defined(MBEDTLS_HAVE_TIME)
-    if( opt.cache_timeout != -1 )
-        mbedtls_ssl_cache_set_timeout( &cache, opt.cache_timeout );
+    if (opt.cache_timeout != -1) {
+        mbedtls_ssl_cache_set_timeout(&cache, opt.cache_timeout);
+    }
 #endif
 
-    mbedtls_ssl_conf_session_cache( &conf, &cache,
+    mbedtls_ssl_conf_session_cache(&conf, &cache,
                                    mbedtls_ssl_cache_get,
-                                   mbedtls_ssl_cache_set );
+                                   mbedtls_ssl_cache_set);
 #endif
 
 #if defined(MBEDTLS_SSL_SESSION_TICKETS) && defined(MBEDTLS_SSL_TICKET_C)
-    if( opt.tickets == MBEDTLS_SSL_SESSION_TICKETS_ENABLED )
-    {
-        if( ( ret = mbedtls_ssl_ticket_setup( &ticket_ctx,
-                        rng_get, &rng,
-                        MBEDTLS_CIPHER_AES_256_GCM,
-                        opt.ticket_timeout ) ) != 0 )
-        {
-            mbedtls_printf( " failed\n  ! mbedtls_ssl_ticket_setup returned %d\n\n", ret );
+    if (opt.tickets == MBEDTLS_SSL_SESSION_TICKETS_ENABLED) {
+        if ((ret = mbedtls_ssl_ticket_setup(&ticket_ctx,
+                                            rng_get, &rng,
+                                            MBEDTLS_CIPHER_AES_256_GCM,
+                                            opt.ticket_timeout)) != 0) {
+            mbedtls_printf(" failed\n  ! mbedtls_ssl_ticket_setup returned %d\n\n", ret);
             goto exit;
         }
 
-        mbedtls_ssl_conf_session_tickets_cb( &conf,
-                mbedtls_ssl_ticket_write,
-                mbedtls_ssl_ticket_parse,
-                &ticket_ctx );
+        mbedtls_ssl_conf_session_tickets_cb(&conf,
+                                            mbedtls_ssl_ticket_write,
+                                            mbedtls_ssl_ticket_parse,
+                                            &ticket_ctx);
     }
 #endif
 
 #if defined(MBEDTLS_SSL_PROTO_DTLS)
-    if( opt.transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM )
-    {
+    if (opt.transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM) {
 #if defined(MBEDTLS_SSL_COOKIE_C)
-        if( opt.cookies > 0 )
-        {
-            if( ( ret = mbedtls_ssl_cookie_setup( &cookie_ctx,
-                                                  rng_get, &rng ) ) != 0 )
-            {
-                mbedtls_printf( " failed\n  ! mbedtls_ssl_cookie_setup returned %d\n\n", ret );
+        if (opt.cookies > 0) {
+            if ((ret = mbedtls_ssl_cookie_setup(&cookie_ctx,
+                                                rng_get, &rng)) != 0) {
+                mbedtls_printf(" failed\n  ! mbedtls_ssl_cookie_setup returned %d\n\n", ret);
                 goto exit;
             }
 
-            mbedtls_ssl_conf_dtls_cookies( &conf, mbedtls_ssl_cookie_write, mbedtls_ssl_cookie_check,
-                                       &cookie_ctx );
-        }
-        else
+            mbedtls_ssl_conf_dtls_cookies(&conf, mbedtls_ssl_cookie_write, mbedtls_ssl_cookie_check,
+                                          &cookie_ctx);
+        } else
 #endif /* MBEDTLS_SSL_COOKIE_C */
 #if defined(MBEDTLS_SSL_DTLS_HELLO_VERIFY)
-        if( opt.cookies == 0 )
-        {
-            mbedtls_ssl_conf_dtls_cookies( &conf, NULL, NULL, NULL );
-        }
-        else
+        if (opt.cookies == 0) {
+            mbedtls_ssl_conf_dtls_cookies(&conf, NULL, NULL, NULL);
+        } else
 #endif /* MBEDTLS_SSL_DTLS_HELLO_VERIFY */
         {
             ; /* Nothing to do */
         }
 
 #if defined(MBEDTLS_SSL_DTLS_ANTI_REPLAY)
-        if( opt.anti_replay != DFL_ANTI_REPLAY )
-            mbedtls_ssl_conf_dtls_anti_replay( &conf, opt.anti_replay );
+        if (opt.anti_replay != DFL_ANTI_REPLAY) {
+            mbedtls_ssl_conf_dtls_anti_replay(&conf, opt.anti_replay);
+        }
 #endif
 
 #if defined(MBEDTLS_SSL_DTLS_BADMAC_LIMIT)
-        if( opt.badmac_limit != DFL_BADMAC_LIMIT )
-            mbedtls_ssl_conf_dtls_badmac_limit( &conf, opt.badmac_limit );
+        if (opt.badmac_limit != DFL_BADMAC_LIMIT) {
+            mbedtls_ssl_conf_dtls_badmac_limit(&conf, opt.badmac_limit);
+        }
 #endif
     }
 #endif /* MBEDTLS_SSL_PROTO_DTLS */
 
-    if( opt.force_ciphersuite[0] != DFL_FORCE_CIPHER )
-        mbedtls_ssl_conf_ciphersuites( &conf, opt.force_ciphersuite );
-
-#if defined(MBEDTLS_ARC4_C)
-    if( opt.arc4 != DFL_ARC4 )
-        mbedtls_ssl_conf_arc4_support( &conf, opt.arc4 );
-#endif
-
-    if( opt.version_suites != NULL )
-    {
-        mbedtls_ssl_conf_ciphersuites_for_version( &conf, version_suites[0],
-                                          MBEDTLS_SSL_MAJOR_VERSION_3,
-                                          MBEDTLS_SSL_MINOR_VERSION_0 );
-        mbedtls_ssl_conf_ciphersuites_for_version( &conf, version_suites[1],
-                                          MBEDTLS_SSL_MAJOR_VERSION_3,
-                                          MBEDTLS_SSL_MINOR_VERSION_1 );
-        mbedtls_ssl_conf_ciphersuites_for_version( &conf, version_suites[2],
-                                          MBEDTLS_SSL_MAJOR_VERSION_3,
-                                          MBEDTLS_SSL_MINOR_VERSION_2 );
-        mbedtls_ssl_conf_ciphersuites_for_version( &conf, version_suites[3],
-                                          MBEDTLS_SSL_MAJOR_VERSION_3,
-                                          MBEDTLS_SSL_MINOR_VERSION_3 );
+    if (opt.force_ciphersuite[0] != DFL_FORCE_CIPHER) {
+        mbedtls_ssl_conf_ciphersuites(&conf, opt.force_ciphersuite);
     }
 
-    if( opt.allow_legacy != DFL_ALLOW_LEGACY )
-        mbedtls_ssl_conf_legacy_renegotiation( &conf, opt.allow_legacy );
+#if defined(MBEDTLS_ARC4_C)
+    if (opt.arc4 != DFL_ARC4) {
+        mbedtls_ssl_conf_arc4_support(&conf, opt.arc4);
+    }
+#endif
+
+    if (opt.version_suites != NULL) {
+        mbedtls_ssl_conf_ciphersuites_for_version(&conf, version_suites[0],
+                                                  MBEDTLS_SSL_MAJOR_VERSION_3,
+                                                  MBEDTLS_SSL_MINOR_VERSION_0);
+        mbedtls_ssl_conf_ciphersuites_for_version(&conf, version_suites[1],
+                                                  MBEDTLS_SSL_MAJOR_VERSION_3,
+                                                  MBEDTLS_SSL_MINOR_VERSION_1);
+        mbedtls_ssl_conf_ciphersuites_for_version(&conf, version_suites[2],
+                                                  MBEDTLS_SSL_MAJOR_VERSION_3,
+                                                  MBEDTLS_SSL_MINOR_VERSION_2);
+        mbedtls_ssl_conf_ciphersuites_for_version(&conf, version_suites[3],
+                                                  MBEDTLS_SSL_MAJOR_VERSION_3,
+                                                  MBEDTLS_SSL_MINOR_VERSION_3);
+    }
+
+    if (opt.allow_legacy != DFL_ALLOW_LEGACY) {
+        mbedtls_ssl_conf_legacy_renegotiation(&conf, opt.allow_legacy);
+    }
 #if defined(MBEDTLS_SSL_RENEGOTIATION)
-    mbedtls_ssl_conf_renegotiation( &conf, opt.renegotiation );
+    mbedtls_ssl_conf_renegotiation(&conf, opt.renegotiation);
 
-    if( opt.renego_delay != DFL_RENEGO_DELAY )
-        mbedtls_ssl_conf_renegotiation_enforced( &conf, opt.renego_delay );
+    if (opt.renego_delay != DFL_RENEGO_DELAY) {
+        mbedtls_ssl_conf_renegotiation_enforced(&conf, opt.renego_delay);
+    }
 
-    if( opt.renego_period != DFL_RENEGO_PERIOD )
-    {
-        PUT_UINT64_BE( renego_period, opt.renego_period, 0 );
-        mbedtls_ssl_conf_renegotiation_period( &conf, renego_period );
+    if (opt.renego_period != DFL_RENEGO_PERIOD) {
+        PUT_UINT64_BE(renego_period, opt.renego_period, 0);
+        mbedtls_ssl_conf_renegotiation_period(&conf, renego_period);
     }
 #endif
 
 #if defined(MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED)
-    if( strcmp( opt.ca_path, "none" ) != 0 &&
-        strcmp( opt.ca_file, "none" ) != 0 )
-    {
+    if (strcmp(opt.ca_path, "none") != 0 &&
+        strcmp(opt.ca_file, "none") != 0) {
 #if defined(MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK)
-        if( opt.ca_callback != 0 )
-            mbedtls_ssl_conf_ca_cb( &conf, ca_callback, &cacert);
-        else
+        if (opt.ca_callback != 0) {
+            mbedtls_ssl_conf_ca_cb(&conf, ca_callback, &cacert);
+        } else
 #endif
-            mbedtls_ssl_conf_ca_chain( &conf, &cacert, NULL );
+        mbedtls_ssl_conf_ca_chain(&conf, &cacert, NULL);
     }
-    if( key_cert_init )
-    {
+    if (key_cert_init) {
         mbedtls_pk_context *pk = &pkey;
 #if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
-        if( opt.async_private_delay1 >= 0 )
-        {
-            ret = ssl_async_set_key( &ssl_async_keys, &srvcert, pk, 0,
-                                     opt.async_private_delay1 );
-            if( ret < 0 )
-            {
-                mbedtls_printf( "  Test error: ssl_async_set_key failed (%d)\n",
-                                ret );
+        if (opt.async_private_delay1 >= 0) {
+            ret = ssl_async_set_key(&ssl_async_keys, &srvcert, pk, 0,
+                                    opt.async_private_delay1);
+            if (ret < 0) {
+                mbedtls_printf("  Test error: ssl_async_set_key failed (%d)\n",
+                               ret);
                 goto exit;
             }
             pk = NULL;
         }
 #endif /* MBEDTLS_SSL_ASYNC_PRIVATE */
-        if( ( ret = mbedtls_ssl_conf_own_cert( &conf, &srvcert, pk ) ) != 0 )
-        {
-            mbedtls_printf( " failed\n  ! mbedtls_ssl_conf_own_cert returned %d\n\n", ret );
+        if ((ret = mbedtls_ssl_conf_own_cert(&conf, &srvcert, pk)) != 0) {
+            mbedtls_printf(" failed\n  ! mbedtls_ssl_conf_own_cert returned %d\n\n", ret);
             goto exit;
         }
     }
-    if( key_cert_init2 )
-    {
+    if (key_cert_init2) {
         mbedtls_pk_context *pk = &pkey2;
 #if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
-        if( opt.async_private_delay2 >= 0 )
-        {
-            ret = ssl_async_set_key( &ssl_async_keys, &srvcert2, pk, 0,
-                                     opt.async_private_delay2 );
-            if( ret < 0 )
-            {
-                mbedtls_printf( "  Test error: ssl_async_set_key failed (%d)\n",
-                                ret );
+        if (opt.async_private_delay2 >= 0) {
+            ret = ssl_async_set_key(&ssl_async_keys, &srvcert2, pk, 0,
+                                    opt.async_private_delay2);
+            if (ret < 0) {
+                mbedtls_printf("  Test error: ssl_async_set_key failed (%d)\n",
+                               ret);
                 goto exit;
             }
             pk = NULL;
         }
 #endif /* MBEDTLS_SSL_ASYNC_PRIVATE */
-        if( ( ret = mbedtls_ssl_conf_own_cert( &conf, &srvcert2, pk ) ) != 0 )
-        {
-            mbedtls_printf( " failed\n  ! mbedtls_ssl_conf_own_cert returned %d\n\n", ret );
+        if ((ret = mbedtls_ssl_conf_own_cert(&conf, &srvcert2, pk)) != 0) {
+            mbedtls_printf(" failed\n  ! mbedtls_ssl_conf_own_cert returned %d\n\n", ret);
             goto exit;
         }
     }
 
 #if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
-    if( opt.async_operations[0] != '-' )
-    {
+    if (opt.async_operations[0] != '-') {
         mbedtls_ssl_async_sign_t *sign = NULL;
         mbedtls_ssl_async_decrypt_t *decrypt = NULL;
         const char *r;
-        for( r = opt.async_operations; *r; r++ )
-        {
-            switch( *r )
-            {
-            case 'd':
-                decrypt = ssl_async_decrypt;
-                break;
-            case 's':
-                sign = ssl_async_sign;
-                break;
+        for (r = opt.async_operations; *r; r++) {
+            switch (*r) {
+                case 'd':
+                    decrypt = ssl_async_decrypt;
+                    break;
+                case 's':
+                    sign = ssl_async_sign;
+                    break;
             }
         }
-        ssl_async_keys.inject_error = ( opt.async_private_error < 0 ?
-                                        - opt.async_private_error :
-                                        opt.async_private_error );
+        ssl_async_keys.inject_error = (opt.async_private_error < 0 ?
+                                       -opt.async_private_error :
+                                       opt.async_private_error);
         ssl_async_keys.f_rng = rng_get;
         ssl_async_keys.p_rng = &rng;
-        mbedtls_ssl_conf_async_private_cb( &conf,
-                                           sign,
-                                           decrypt,
-                                           ssl_async_resume,
-                                           ssl_async_cancel,
-                                           &ssl_async_keys );
+        mbedtls_ssl_conf_async_private_cb(&conf,
+                                          sign,
+                                          decrypt,
+                                          ssl_async_resume,
+                                          ssl_async_cancel,
+                                          &ssl_async_keys);
     }
 #endif /* MBEDTLS_SSL_ASYNC_PRIVATE */
 #endif /* MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED */
 
 #if defined(SNI_OPTION)
-    if( opt.sni != NULL )
-    {
-        mbedtls_ssl_conf_sni( &conf, sni_callback, sni_info );
+    if (opt.sni != NULL) {
+        mbedtls_ssl_conf_sni(&conf, sni_callback, sni_info);
 #if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
-        if( opt.async_private_delay2 >= 0 )
-        {
+        if (opt.async_private_delay2 >= 0) {
             sni_entry *cur;
-            for( cur = sni_info; cur != NULL; cur = cur->next )
-            {
-                ret = ssl_async_set_key( &ssl_async_keys,
-                                         cur->cert, cur->key, 1,
-                                         opt.async_private_delay2 );
-                if( ret < 0 )
-                {
-                    mbedtls_printf( "  Test error: ssl_async_set_key failed (%d)\n",
-                                    ret );
+            for (cur = sni_info; cur != NULL; cur = cur->next) {
+                ret = ssl_async_set_key(&ssl_async_keys,
+                                        cur->cert, cur->key, 1,
+                                        opt.async_private_delay2);
+                if (ret < 0) {
+                    mbedtls_printf("  Test error: ssl_async_set_key failed (%d)\n",
+                                   ret);
                     goto exit;
                 }
                 cur->key = NULL;
@@ -3011,66 +2845,55 @@
 #endif
 
 #if defined(MBEDTLS_ECP_C)
-    if( opt.curves != NULL &&
-        strcmp( opt.curves, "default" ) != 0 )
-    {
-        mbedtls_ssl_conf_curves( &conf, curve_list );
+    if (opt.curves != NULL &&
+        strcmp(opt.curves, "default") != 0) {
+        mbedtls_ssl_conf_curves(&conf, curve_list);
     }
 #endif
 
 #if defined(MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED)
 
-    if( strlen( opt.psk ) != 0 && strlen( opt.psk_identity ) != 0 )
-    {
+    if (strlen(opt.psk) != 0 && strlen(opt.psk_identity) != 0) {
 #if defined(MBEDTLS_USE_PSA_CRYPTO)
-        if( opt.psk_opaque != 0 )
-        {
+        if (opt.psk_opaque != 0) {
             /* The algorithm has already been determined earlier. */
-            status = psa_setup_psk_key_slot( &psk_slot, alg, psk, psk_len );
-            if( status != PSA_SUCCESS )
-            {
-                fprintf( stderr, "SETUP FAIL\n" );
+            status = psa_setup_psk_key_slot(&psk_slot, alg, psk, psk_len);
+            if (status != PSA_SUCCESS) {
+                fprintf(stderr, "SETUP FAIL\n");
                 ret = MBEDTLS_ERR_SSL_HW_ACCEL_FAILED;
                 goto exit;
             }
-            if( ( ret = mbedtls_ssl_conf_psk_opaque( &conf, psk_slot,
-                             (const unsigned char *) opt.psk_identity,
-                             strlen( opt.psk_identity ) ) ) != 0 )
-            {
-                mbedtls_printf( " failed\n  ! mbedtls_ssl_conf_psk_opaque returned %d\n\n",
-                                ret );
+            if ((ret = mbedtls_ssl_conf_psk_opaque(&conf, psk_slot,
+                                                   (const unsigned char *) opt.psk_identity,
+                                                   strlen(opt.psk_identity))) != 0) {
+                mbedtls_printf(" failed\n  ! mbedtls_ssl_conf_psk_opaque returned %d\n\n",
+                               ret);
                 goto exit;
             }
-        }
-        else
+        } else
 #endif /* MBEDTLS_USE_PSA_CRYPTO */
-        if( psk_len > 0 )
-        {
-            ret = mbedtls_ssl_conf_psk( &conf, psk, psk_len,
-                                     (const unsigned char *) opt.psk_identity,
-                                     strlen( opt.psk_identity ) );
-            if( ret != 0 )
-            {
-                mbedtls_printf( "  failed\n  mbedtls_ssl_conf_psk returned -0x%04X\n\n", (unsigned int) -ret );
+        if (psk_len > 0) {
+            ret = mbedtls_ssl_conf_psk(&conf, psk, psk_len,
+                                       (const unsigned char *) opt.psk_identity,
+                                       strlen(opt.psk_identity));
+            if (ret != 0) {
+                mbedtls_printf("  failed\n  mbedtls_ssl_conf_psk returned -0x%04X\n\n",
+                               (unsigned int) -ret);
                 goto exit;
             }
         }
     }
 
-    if( opt.psk_list != NULL )
-    {
+    if (opt.psk_list != NULL) {
 #if defined(MBEDTLS_USE_PSA_CRYPTO)
-        if( opt.psk_list_opaque != 0 )
-        {
+        if (opt.psk_list_opaque != 0) {
             psk_entry *cur_psk;
-            for( cur_psk = psk_info; cur_psk != NULL; cur_psk = cur_psk->next )
-            {
+            for (cur_psk = psk_info; cur_psk != NULL; cur_psk = cur_psk->next) {
 
-                status = psa_setup_psk_key_slot( &cur_psk->slot, alg,
-                                                 cur_psk->key,
-                                                 cur_psk->key_len );
-                if( status != PSA_SUCCESS )
-                {
+                status = psa_setup_psk_key_slot(&cur_psk->slot, alg,
+                                                cur_psk->key,
+                                                cur_psk->key_len);
+                if (status != PSA_SUCCESS) {
                     ret = MBEDTLS_ERR_SSL_HW_ACCEL_FAILED;
                     goto exit;
                 }
@@ -3078,7 +2901,7 @@
         }
 #endif /* MBEDTLS_USE_PSA_CRYPTO */
 
-        mbedtls_ssl_conf_psk_cb( &conf, psk_callback, psk_info );
+        mbedtls_ssl_conf_psk_cb(&conf, psk_callback, psk_info);
     }
 #endif
 
@@ -3087,146 +2910,140 @@
      * Use different group than default DHM group
      */
 #if defined(MBEDTLS_FS_IO)
-    if( opt.dhm_file != NULL )
-        ret = mbedtls_ssl_conf_dh_param_ctx( &conf, &dhm );
+    if (opt.dhm_file != NULL) {
+        ret = mbedtls_ssl_conf_dh_param_ctx(&conf, &dhm);
+    }
 #endif
-    if( ret != 0 )
-    {
-        mbedtls_printf( "  failed\n  mbedtls_ssl_conf_dh_param returned -0x%04X\n\n", (unsigned int) -ret );
+    if (ret != 0) {
+        mbedtls_printf("  failed\n  mbedtls_ssl_conf_dh_param returned -0x%04X\n\n",
+                       (unsigned int) -ret);
         goto exit;
     }
 #endif
 
-    if( opt.min_version != DFL_MIN_VERSION )
-        mbedtls_ssl_conf_min_version( &conf, MBEDTLS_SSL_MAJOR_VERSION_3, opt.min_version );
+    if (opt.min_version != DFL_MIN_VERSION) {
+        mbedtls_ssl_conf_min_version(&conf, MBEDTLS_SSL_MAJOR_VERSION_3, opt.min_version);
+    }
 
-    if( opt.max_version != DFL_MIN_VERSION )
-        mbedtls_ssl_conf_max_version( &conf, MBEDTLS_SSL_MAJOR_VERSION_3, opt.max_version );
+    if (opt.max_version != DFL_MIN_VERSION) {
+        mbedtls_ssl_conf_max_version(&conf, MBEDTLS_SSL_MAJOR_VERSION_3, opt.max_version);
+    }
 
-    if( ( ret = mbedtls_ssl_setup( &ssl, &conf ) ) != 0 )
-    {
-        mbedtls_printf( " failed\n  ! mbedtls_ssl_setup returned -0x%x\n\n", (unsigned int) -ret );
+    if ((ret = mbedtls_ssl_setup(&ssl, &conf)) != 0) {
+        mbedtls_printf(" failed\n  ! mbedtls_ssl_setup returned -0x%x\n\n", (unsigned int) -ret);
         goto exit;
     }
 
     io_ctx.ssl = &ssl;
     io_ctx.net = &client_fd;
-    mbedtls_ssl_set_bio( &ssl, &io_ctx, send_cb, recv_cb,
-                         opt.nbio == 0 ? recv_timeout_cb : NULL );
+    mbedtls_ssl_set_bio(&ssl, &io_ctx, send_cb, recv_cb,
+                        opt.nbio == 0 ? recv_timeout_cb : NULL);
 
 #if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID)
-    if( opt.transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM )
-    {
-        if( ( ret = mbedtls_ssl_set_cid( &ssl, opt.cid_enabled,
-                                         cid, cid_len ) ) != 0 )
-        {
-            mbedtls_printf( " failed\n  ! mbedtls_ssl_set_cid returned %d\n\n",
-                            ret );
+    if (opt.transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM) {
+        if ((ret = mbedtls_ssl_set_cid(&ssl, opt.cid_enabled,
+                                       cid, cid_len)) != 0) {
+            mbedtls_printf(" failed\n  ! mbedtls_ssl_set_cid returned %d\n\n",
+                           ret);
             goto exit;
         }
     }
 #endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */
 
 #if defined(MBEDTLS_SSL_PROTO_DTLS)
-    if( opt.dtls_mtu != DFL_DTLS_MTU )
-        mbedtls_ssl_set_mtu( &ssl, opt.dtls_mtu );
+    if (opt.dtls_mtu != DFL_DTLS_MTU) {
+        mbedtls_ssl_set_mtu(&ssl, opt.dtls_mtu);
+    }
 #endif
 
 #if defined(MBEDTLS_TIMING_C)
-    mbedtls_ssl_set_timer_cb( &ssl, &timer, mbedtls_timing_set_delay,
-                                            mbedtls_timing_get_delay );
+    mbedtls_ssl_set_timer_cb(&ssl, &timer, mbedtls_timing_set_delay,
+                             mbedtls_timing_get_delay);
 #endif
 
-    mbedtls_printf( " ok\n" );
+    mbedtls_printf(" ok\n");
 
 reset:
 #if !defined(_WIN32)
-    if( received_sigterm )
-    {
-        mbedtls_printf( " interrupted by SIGTERM (not in net_accept())\n" );
-        if( ret == MBEDTLS_ERR_NET_INVALID_CONTEXT )
+    if (received_sigterm) {
+        mbedtls_printf(" interrupted by SIGTERM (not in net_accept())\n");
+        if (ret == MBEDTLS_ERR_NET_INVALID_CONTEXT) {
             ret = 0;
+        }
 
         goto exit;
     }
 #endif
 
-    if( ret == MBEDTLS_ERR_SSL_CLIENT_RECONNECT )
-    {
-        mbedtls_printf( "  ! Client initiated reconnection from same port\n" );
+    if (ret == MBEDTLS_ERR_SSL_CLIENT_RECONNECT) {
+        mbedtls_printf("  ! Client initiated reconnection from same port\n");
         goto handshake;
     }
 
 #ifdef MBEDTLS_ERROR_C
-    if( ret != 0 )
-    {
+    if (ret != 0) {
         char error_buf[100];
-        mbedtls_strerror( ret, error_buf, 100 );
-        mbedtls_printf("Last error was: %d - %s\n\n", ret, error_buf );
+        mbedtls_strerror(ret, error_buf, 100);
+        mbedtls_printf("Last error was: %d - %s\n\n", ret, error_buf);
     }
 #endif
 
-    mbedtls_net_free( &client_fd );
+    mbedtls_net_free(&client_fd);
 
-    mbedtls_ssl_session_reset( &ssl );
+    mbedtls_ssl_session_reset(&ssl);
 
     /*
      * 3. Wait until a client connects
      */
-    mbedtls_printf( "  . Waiting for a remote connection ..." );
-    fflush( stdout );
+    mbedtls_printf("  . Waiting for a remote connection ...");
+    fflush(stdout);
 
-    if( ( ret = mbedtls_net_accept( &listen_fd, &client_fd,
-                    client_ip, sizeof( client_ip ), &cliip_len ) ) != 0 )
-    {
+    if ((ret = mbedtls_net_accept(&listen_fd, &client_fd,
+                                  client_ip, sizeof(client_ip), &cliip_len)) != 0) {
 #if !defined(_WIN32)
-        if( received_sigterm )
-        {
-            mbedtls_printf( " interrupted by SIGTERM (in net_accept())\n" );
-            if( ret == MBEDTLS_ERR_NET_ACCEPT_FAILED )
+        if (received_sigterm) {
+            mbedtls_printf(" interrupted by SIGTERM (in net_accept())\n");
+            if (ret == MBEDTLS_ERR_NET_ACCEPT_FAILED) {
                 ret = 0;
+            }
 
             goto exit;
         }
 #endif
 
-        mbedtls_printf( " failed\n  ! mbedtls_net_accept returned -0x%x\n\n", (unsigned int) -ret );
+        mbedtls_printf(" failed\n  ! mbedtls_net_accept returned -0x%x\n\n", (unsigned int) -ret);
         goto exit;
     }
 
-    if( opt.nbio > 0 )
-        ret = mbedtls_net_set_nonblock( &client_fd );
-    else
-        ret = mbedtls_net_set_block( &client_fd );
-    if( ret != 0 )
-    {
-        mbedtls_printf( " failed\n  ! net_set_(non)block() returned -0x%x\n\n", (unsigned int) -ret );
+    if (opt.nbio > 0) {
+        ret = mbedtls_net_set_nonblock(&client_fd);
+    } else {
+        ret = mbedtls_net_set_block(&client_fd);
+    }
+    if (ret != 0) {
+        mbedtls_printf(" failed\n  ! net_set_(non)block() returned -0x%x\n\n", (unsigned int) -ret);
         goto exit;
     }
 
-    mbedtls_ssl_conf_read_timeout( &conf, opt.read_timeout );
+    mbedtls_ssl_conf_read_timeout(&conf, opt.read_timeout);
 
 #if defined(MBEDTLS_SSL_DTLS_HELLO_VERIFY)
-    if( opt.transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM )
-    {
-        if( ( ret = mbedtls_ssl_set_client_transport_id( &ssl,
-                        client_ip, cliip_len ) ) != 0 )
-        {
-            mbedtls_printf( " failed\n  ! mbedtls_ssl_set_client_transport_id() returned -0x%x\n\n",
-                            (unsigned int) -ret );
+    if (opt.transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM) {
+        if ((ret = mbedtls_ssl_set_client_transport_id(&ssl,
+                                                       client_ip, cliip_len)) != 0) {
+            mbedtls_printf(" failed\n  ! mbedtls_ssl_set_client_transport_id() returned -0x%x\n\n",
+                           (unsigned int) -ret);
             goto exit;
         }
     }
 #endif /* MBEDTLS_SSL_DTLS_HELLO_VERIFY */
 
 #if defined(MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED)
-    if( opt.ecjpake_pw != DFL_ECJPAKE_PW )
-    {
-        if( ( ret = mbedtls_ssl_set_hs_ecjpake_password( &ssl,
-                        (const unsigned char *) opt.ecjpake_pw,
-                                        strlen( opt.ecjpake_pw ) ) ) != 0 )
-        {
-            mbedtls_printf( " failed\n  ! mbedtls_ssl_set_hs_ecjpake_password returned %d\n\n", ret );
+    if (opt.ecjpake_pw != DFL_ECJPAKE_PW) {
+        if ((ret = mbedtls_ssl_set_hs_ecjpake_password(&ssl,
+                                                       (const unsigned char *) opt.ecjpake_pw,
+                                                       strlen(opt.ecjpake_pw))) != 0) {
+            mbedtls_printf(" failed\n  ! mbedtls_ssl_set_hs_ecjpake_password returned %d\n\n", ret);
             goto exit;
         }
     }
@@ -3236,89 +3053,84 @@
      * 4. Handshake
      */
 handshake:
-    mbedtls_printf( "  . Performing the SSL/TLS handshake..." );
-    fflush( stdout );
+    mbedtls_printf("  . Performing the SSL/TLS handshake...");
+    fflush(stdout);
 
-    while( ( ret = mbedtls_ssl_handshake( &ssl ) ) != 0 )
-    {
+    while ((ret = mbedtls_ssl_handshake(&ssl)) != 0) {
 #if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
-        if( ret == MBEDTLS_ERR_SSL_ASYNC_IN_PROGRESS &&
-            ssl_async_keys.inject_error == SSL_ASYNC_INJECT_ERROR_CANCEL )
-        {
-            mbedtls_printf( " cancelling on injected error\n" );
+        if (ret == MBEDTLS_ERR_SSL_ASYNC_IN_PROGRESS &&
+            ssl_async_keys.inject_error == SSL_ASYNC_INJECT_ERROR_CANCEL) {
+            mbedtls_printf(" cancelling on injected error\n");
             break;
         }
 #endif /* MBEDTLS_SSL_ASYNC_PRIVATE */
 
-        if( ! mbedtls_status_is_ssl_in_progress( ret ) )
+        if (!mbedtls_status_is_ssl_in_progress(ret)) {
             break;
+        }
 
         /* For event-driven IO, wait for socket to become available */
-        if( opt.event == 1 /* level triggered IO */ )
-        {
+        if (opt.event == 1 /* level triggered IO */) {
 #if defined(MBEDTLS_TIMING_C)
-            ret = idle( &client_fd, &timer, ret );
+            ret = idle(&client_fd, &timer, ret);
 #else
-            ret = idle( &client_fd, ret );
+            ret = idle(&client_fd, ret);
 #endif
-            if( ret != 0 )
+            if (ret != 0) {
                 goto reset;
+            }
         }
     }
 
-    if( ret == MBEDTLS_ERR_SSL_HELLO_VERIFY_REQUIRED )
-    {
-        mbedtls_printf( " hello verification requested\n" );
+    if (ret == MBEDTLS_ERR_SSL_HELLO_VERIFY_REQUIRED) {
+        mbedtls_printf(" hello verification requested\n");
         ret = 0;
         goto reset;
-    }
-    else if( ret != 0 )
-    {
-        mbedtls_printf( " failed\n  ! mbedtls_ssl_handshake returned -0x%x\n\n", (unsigned int) -ret );
+    } else if (ret != 0) {
+        mbedtls_printf(" failed\n  ! mbedtls_ssl_handshake returned -0x%x\n\n",
+                       (unsigned int) -ret);
 
 #if defined(MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED)
-        if( ret == MBEDTLS_ERR_X509_CERT_VERIFY_FAILED )
-        {
+        if (ret == MBEDTLS_ERR_X509_CERT_VERIFY_FAILED) {
             char vrfy_buf[512];
-            flags = mbedtls_ssl_get_verify_result( &ssl );
+            flags = mbedtls_ssl_get_verify_result(&ssl);
 
-            mbedtls_x509_crt_verify_info( vrfy_buf, sizeof( vrfy_buf ), "  ! ", flags );
+            mbedtls_x509_crt_verify_info(vrfy_buf, sizeof(vrfy_buf), "  ! ", flags);
 
-            mbedtls_printf( "%s\n", vrfy_buf );
+            mbedtls_printf("%s\n", vrfy_buf);
         }
 #endif
 
 #if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
-        if( opt.async_private_error < 0 )
+        if (opt.async_private_error < 0) {
             /* Injected error only the first time round, to test reset */
             ssl_async_keys.inject_error = SSL_ASYNC_INJECT_ERROR_NONE;
+        }
 #endif
         goto reset;
-    }
-    else /* ret == 0 */
-    {
-        mbedtls_printf( " ok\n    [ Protocol is %s ]\n    [ Ciphersuite is %s ]\n",
-                mbedtls_ssl_get_version( &ssl ), mbedtls_ssl_get_ciphersuite( &ssl ) );
+    } else { /* ret == 0 */
+        mbedtls_printf(" ok\n    [ Protocol is %s ]\n    [ Ciphersuite is %s ]\n",
+                       mbedtls_ssl_get_version(&ssl), mbedtls_ssl_get_ciphersuite(&ssl));
     }
 
-    if( ( ret = mbedtls_ssl_get_record_expansion( &ssl ) ) >= 0 )
-        mbedtls_printf( "    [ Record expansion is %d ]\n", ret );
-    else
-        mbedtls_printf( "    [ Record expansion is unknown (compression) ]\n" );
+    if ((ret = mbedtls_ssl_get_record_expansion(&ssl)) >= 0) {
+        mbedtls_printf("    [ Record expansion is %d ]\n", ret);
+    } else {
+        mbedtls_printf("    [ Record expansion is unknown (compression) ]\n");
+    }
 
 #if defined(MBEDTLS_SSL_MAX_FRAGMENT_LENGTH)
-    mbedtls_printf( "    [ Maximum input fragment length is %u ]\n",
-                    (unsigned int) mbedtls_ssl_get_input_max_frag_len( &ssl ) );
-    mbedtls_printf( "    [ Maximum output fragment length is %u ]\n",
-                    (unsigned int) mbedtls_ssl_get_output_max_frag_len( &ssl ) );
+    mbedtls_printf("    [ Maximum input fragment length is %u ]\n",
+                   (unsigned int) mbedtls_ssl_get_input_max_frag_len(&ssl));
+    mbedtls_printf("    [ Maximum output fragment length is %u ]\n",
+                   (unsigned int) mbedtls_ssl_get_output_max_frag_len(&ssl));
 #endif
 
 #if defined(MBEDTLS_SSL_ALPN)
-    if( opt.alpn_string != NULL )
-    {
-        const char *alp = mbedtls_ssl_get_alpn_protocol( &ssl );
-        mbedtls_printf( "    [ Application Layer Protocol is %s ]\n",
-                alp ? alp : "(none)" );
+    if (opt.alpn_string != NULL) {
+        const char *alp = mbedtls_ssl_get_alpn_protocol(&ssl);
+        mbedtls_printf("    [ Application Layer Protocol is %s ]\n",
+                       alp ? alp : "(none)");
     }
 #endif
 
@@ -3326,146 +3138,131 @@
     /*
      * 5. Verify the client certificate
      */
-    mbedtls_printf( "  . Verifying peer X.509 certificate..." );
+    mbedtls_printf("  . Verifying peer X.509 certificate...");
 
-    if( ( flags = mbedtls_ssl_get_verify_result( &ssl ) ) != 0 )
-    {
+    if ((flags = mbedtls_ssl_get_verify_result(&ssl)) != 0) {
         char vrfy_buf[512];
 
-        mbedtls_printf( " failed\n" );
+        mbedtls_printf(" failed\n");
 
-        mbedtls_x509_crt_verify_info( vrfy_buf, sizeof( vrfy_buf ), "  ! ", flags );
+        mbedtls_x509_crt_verify_info(vrfy_buf, sizeof(vrfy_buf), "  ! ", flags);
 
-        mbedtls_printf( "%s\n", vrfy_buf );
+        mbedtls_printf("%s\n", vrfy_buf);
+    } else {
+        mbedtls_printf(" ok\n");
     }
-    else
-        mbedtls_printf( " ok\n" );
 
-    if( mbedtls_ssl_get_peer_cert( &ssl ) != NULL )
-    {
+    if (mbedtls_ssl_get_peer_cert(&ssl) != NULL) {
         char crt_buf[512];
 
-        mbedtls_printf( "  . Peer certificate information    ...\n" );
-        mbedtls_x509_crt_info( crt_buf, sizeof( crt_buf ), "      ",
-                       mbedtls_ssl_get_peer_cert( &ssl ) );
-        mbedtls_printf( "%s\n", crt_buf );
+        mbedtls_printf("  . Peer certificate information    ...\n");
+        mbedtls_x509_crt_info(crt_buf, sizeof(crt_buf), "      ",
+                              mbedtls_ssl_get_peer_cert(&ssl));
+        mbedtls_printf("%s\n", crt_buf);
     }
 #endif /* MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED */
 
 #if defined(MBEDTLS_SSL_EXPORT_KEYS)
-    if( opt.eap_tls != 0 )
-    {
+    if (opt.eap_tls != 0) {
         size_t j = 0;
 
-        if( ( ret = mbedtls_ssl_tls_prf( eap_tls_keying.tls_prf_type,
-                                         eap_tls_keying.master_secret,
-                                         sizeof( eap_tls_keying.master_secret ),
-                                         eap_tls_label,
-                                         eap_tls_keying.randbytes,
-                                         sizeof( eap_tls_keying.randbytes ),
-                                         eap_tls_keymaterial,
-                                         sizeof( eap_tls_keymaterial ) ) )
-                                         != 0 )
-        {
-            mbedtls_printf( " failed\n  ! mbedtls_ssl_tls_prf returned -0x%x\n\n",
-                            (unsigned int) -ret );
+        if ((ret = mbedtls_ssl_tls_prf(eap_tls_keying.tls_prf_type,
+                                       eap_tls_keying.master_secret,
+                                       sizeof(eap_tls_keying.master_secret),
+                                       eap_tls_label,
+                                       eap_tls_keying.randbytes,
+                                       sizeof(eap_tls_keying.randbytes),
+                                       eap_tls_keymaterial,
+                                       sizeof(eap_tls_keymaterial)))
+            != 0) {
+            mbedtls_printf(" failed\n  ! mbedtls_ssl_tls_prf returned -0x%x\n\n",
+                           (unsigned int) -ret);
             goto reset;
         }
 
-        mbedtls_printf( "    EAP-TLS key material is:" );
-        for( j = 0; j < sizeof( eap_tls_keymaterial ); j++ )
-        {
-            if( j % 8 == 0 )
+        mbedtls_printf("    EAP-TLS key material is:");
+        for (j = 0; j < sizeof(eap_tls_keymaterial); j++) {
+            if (j % 8 == 0) {
                 mbedtls_printf("\n    ");
-            mbedtls_printf("%02x ", eap_tls_keymaterial[j] );
+            }
+            mbedtls_printf("%02x ", eap_tls_keymaterial[j]);
         }
         mbedtls_printf("\n");
 
-        if( ( ret = mbedtls_ssl_tls_prf( eap_tls_keying.tls_prf_type, NULL, 0,
-                                         eap_tls_label,
-                                         eap_tls_keying.randbytes,
-                                         sizeof( eap_tls_keying.randbytes ),
-                                         eap_tls_iv,
-                                         sizeof( eap_tls_iv ) ) ) != 0 )
-         {
-             mbedtls_printf( " failed\n  ! mbedtls_ssl_tls_prf returned -0x%x\n\n",
-                             (unsigned int) -ret );
-             goto reset;
-         }
+        if ((ret = mbedtls_ssl_tls_prf(eap_tls_keying.tls_prf_type, NULL, 0,
+                                       eap_tls_label,
+                                       eap_tls_keying.randbytes,
+                                       sizeof(eap_tls_keying.randbytes),
+                                       eap_tls_iv,
+                                       sizeof(eap_tls_iv))) != 0) {
+            mbedtls_printf(" failed\n  ! mbedtls_ssl_tls_prf returned -0x%x\n\n",
+                           (unsigned int) -ret);
+            goto reset;
+        }
 
-        mbedtls_printf( "    EAP-TLS IV is:" );
-        for( j = 0; j < sizeof( eap_tls_iv ); j++ )
-        {
-            if( j % 8 == 0 )
+        mbedtls_printf("    EAP-TLS IV is:");
+        for (j = 0; j < sizeof(eap_tls_iv); j++) {
+            if (j % 8 == 0) {
                 mbedtls_printf("\n    ");
-            mbedtls_printf("%02x ", eap_tls_iv[j] );
+            }
+            mbedtls_printf("%02x ", eap_tls_iv[j]);
         }
         mbedtls_printf("\n");
     }
 
-#if defined( MBEDTLS_SSL_DTLS_SRTP )
-    else if( opt.use_srtp != 0  )
-    {
+#if defined(MBEDTLS_SSL_DTLS_SRTP)
+    else if (opt.use_srtp != 0) {
         size_t j = 0;
         mbedtls_dtls_srtp_info dtls_srtp_negotiation_result;
-        mbedtls_ssl_get_dtls_srtp_negotiation_result( &ssl, &dtls_srtp_negotiation_result );
+        mbedtls_ssl_get_dtls_srtp_negotiation_result(&ssl, &dtls_srtp_negotiation_result);
 
-        if( dtls_srtp_negotiation_result.chosen_dtls_srtp_profile
-                                == MBEDTLS_TLS_SRTP_UNSET )
-        {
-            mbedtls_printf( "    Unable to negotiate "
-                            "the use of DTLS-SRTP\n" );
-        }
-        else
-        {
-            if( ( ret = mbedtls_ssl_tls_prf( dtls_srtp_keying.tls_prf_type,
-                                             dtls_srtp_keying.master_secret,
-                                             sizeof( dtls_srtp_keying.master_secret ),
-                                             dtls_srtp_label,
-                                             dtls_srtp_keying.randbytes,
-                                             sizeof( dtls_srtp_keying.randbytes ),
-                                             dtls_srtp_key_material,
-                                             sizeof( dtls_srtp_key_material ) ) )
-                                             != 0 )
-            {
-                mbedtls_printf( " failed\n  ! mbedtls_ssl_tls_prf returned -0x%x\n\n",
-                                (unsigned int) -ret );
+        if (dtls_srtp_negotiation_result.chosen_dtls_srtp_profile
+            == MBEDTLS_TLS_SRTP_UNSET) {
+            mbedtls_printf("    Unable to negotiate "
+                           "the use of DTLS-SRTP\n");
+        } else {
+            if ((ret = mbedtls_ssl_tls_prf(dtls_srtp_keying.tls_prf_type,
+                                           dtls_srtp_keying.master_secret,
+                                           sizeof(dtls_srtp_keying.master_secret),
+                                           dtls_srtp_label,
+                                           dtls_srtp_keying.randbytes,
+                                           sizeof(dtls_srtp_keying.randbytes),
+                                           dtls_srtp_key_material,
+                                           sizeof(dtls_srtp_key_material)))
+                != 0) {
+                mbedtls_printf(" failed\n  ! mbedtls_ssl_tls_prf returned -0x%x\n\n",
+                               (unsigned int) -ret);
                 goto exit;
             }
 
-            mbedtls_printf( "    DTLS-SRTP key material is:" );
-            for( j = 0; j < sizeof( dtls_srtp_key_material ); j++ )
-            {
-                if( j % 8 == 0 )
-                    mbedtls_printf( "\n    " );
-                mbedtls_printf( "%02x ", dtls_srtp_key_material[j] );
+            mbedtls_printf("    DTLS-SRTP key material is:");
+            for (j = 0; j < sizeof(dtls_srtp_key_material); j++) {
+                if (j % 8 == 0) {
+                    mbedtls_printf("\n    ");
+                }
+                mbedtls_printf("%02x ", dtls_srtp_key_material[j]);
             }
-            mbedtls_printf( "\n" );
+            mbedtls_printf("\n");
 
             /* produce a less readable output used to perform automatic checks
              * - compare client and server output
              * - interop test with openssl which client produces this kind of output
              */
-            mbedtls_printf( "    Keying material: " );
-            for( j = 0; j < sizeof( dtls_srtp_key_material ); j++ )
-            {
-                mbedtls_printf( "%02X", dtls_srtp_key_material[j] );
+            mbedtls_printf("    Keying material: ");
+            for (j = 0; j < sizeof(dtls_srtp_key_material); j++) {
+                mbedtls_printf("%02X", dtls_srtp_key_material[j]);
             }
-            mbedtls_printf( "\n" );
+            mbedtls_printf("\n");
 
-            if ( dtls_srtp_negotiation_result.mki_len > 0 )
-            {
-                mbedtls_printf( "    DTLS-SRTP mki value: " );
-                for( j = 0; j < dtls_srtp_negotiation_result.mki_len; j++ )
-                {
-                    mbedtls_printf( "%02X", dtls_srtp_negotiation_result.mki_value[j] );
+            if (dtls_srtp_negotiation_result.mki_len > 0) {
+                mbedtls_printf("    DTLS-SRTP mki value: ");
+                for (j = 0; j < dtls_srtp_negotiation_result.mki_len; j++) {
+                    mbedtls_printf("%02X", dtls_srtp_negotiation_result.mki_value[j]);
                 }
+            } else {
+                mbedtls_printf("    DTLS-SRTP no mki value negotiated");
             }
-            else
-            {
-                mbedtls_printf( "    DTLS-SRTP no mki value negotiated" );
-            }
-            mbedtls_printf( "\n" );
+            mbedtls_printf("\n");
 
         }
     }
@@ -3473,154 +3270,140 @@
 #endif /* MBEDTLS_SSL_EXPORT_KEYS */
 
 #if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID)
-    ret = report_cid_usage( &ssl, "initial handshake" );
-    if( ret != 0 )
+    ret = report_cid_usage(&ssl, "initial handshake");
+    if (ret != 0) {
         goto exit;
+    }
 
-    if( opt.transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM )
-    {
-        if( ( ret = mbedtls_ssl_set_cid( &ssl, opt.cid_enabled_renego,
-                                         cid_renego, cid_renego_len ) ) != 0 )
-        {
-            mbedtls_printf( " failed\n  ! mbedtls_ssl_set_cid returned %d\n\n",
-                            ret );
+    if (opt.transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM) {
+        if ((ret = mbedtls_ssl_set_cid(&ssl, opt.cid_enabled_renego,
+                                       cid_renego, cid_renego_len)) != 0) {
+            mbedtls_printf(" failed\n  ! mbedtls_ssl_set_cid returned %d\n\n",
+                           ret);
             goto exit;
         }
     }
 #endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */
 
 #if defined(MBEDTLS_MEMORY_DEBUG)
-    mbedtls_memory_buffer_alloc_cur_get( &current_heap_memory, &heap_blocks );
-    mbedtls_memory_buffer_alloc_max_get( &peak_heap_memory, &heap_blocks );
-    mbedtls_printf( "Heap memory usage after handshake: %lu bytes. Peak memory usage was %lu\n",
-                    (unsigned long) current_heap_memory, (unsigned long) peak_heap_memory );
+    mbedtls_memory_buffer_alloc_cur_get(&current_heap_memory, &heap_blocks);
+    mbedtls_memory_buffer_alloc_max_get(&peak_heap_memory, &heap_blocks);
+    mbedtls_printf("Heap memory usage after handshake: %lu bytes. Peak memory usage was %lu\n",
+                   (unsigned long) current_heap_memory, (unsigned long) peak_heap_memory);
 #endif  /* MBEDTLS_MEMORY_DEBUG */
 
-    if( opt.exchanges == 0 )
+    if (opt.exchanges == 0) {
         goto close_notify;
+    }
 
     exchanges_left = opt.exchanges;
 data_exchange:
     /*
      * 6. Read the HTTP Request
      */
-    mbedtls_printf( "  < Read from client:" );
-    fflush( stdout );
+    mbedtls_printf("  < Read from client:");
+    fflush(stdout);
 
     /*
      * TLS and DTLS need different reading styles (stream vs datagram)
      */
-    if( opt.transport == MBEDTLS_SSL_TRANSPORT_STREAM )
-    {
-        do
-        {
+    if (opt.transport == MBEDTLS_SSL_TRANSPORT_STREAM) {
+        do {
             int terminated = 0;
             len = opt.buffer_size;
-            memset( buf, 0, opt.buffer_size );
-            ret = mbedtls_ssl_read( &ssl, buf, len );
+            memset(buf, 0, opt.buffer_size);
+            ret = mbedtls_ssl_read(&ssl, buf, len);
 
-            if( mbedtls_status_is_ssl_in_progress( ret ) )
-            {
-                if( opt.event == 1 /* level triggered IO */ )
-                {
+            if (mbedtls_status_is_ssl_in_progress(ret)) {
+                if (opt.event == 1 /* level triggered IO */) {
 #if defined(MBEDTLS_TIMING_C)
-                    idle( &client_fd, &timer, ret );
+                    idle(&client_fd, &timer, ret);
 #else
-                    idle( &client_fd, ret );
+                    idle(&client_fd, ret);
 #endif
                 }
 
                 continue;
             }
 
-            if( ret <= 0 )
-            {
-                switch( ret )
-                {
+            if (ret <= 0) {
+                switch (ret) {
                     case MBEDTLS_ERR_SSL_PEER_CLOSE_NOTIFY:
-                        mbedtls_printf( " connection was closed gracefully\n" );
+                        mbedtls_printf(" connection was closed gracefully\n");
                         goto close_notify;
 
                     case 0:
                     case MBEDTLS_ERR_NET_CONN_RESET:
-                        mbedtls_printf( " connection was reset by peer\n" );
+                        mbedtls_printf(" connection was reset by peer\n");
                         ret = MBEDTLS_ERR_NET_CONN_RESET;
                         goto reset;
 
                     default:
-                        mbedtls_printf( " mbedtls_ssl_read returned -0x%x\n", (unsigned int) -ret );
+                        mbedtls_printf(" mbedtls_ssl_read returned -0x%x\n", (unsigned int) -ret);
                         goto reset;
                 }
             }
 
-            if( mbedtls_ssl_get_bytes_avail( &ssl ) == 0 )
-            {
+            if (mbedtls_ssl_get_bytes_avail(&ssl) == 0) {
                 len = ret;
                 buf[len] = '\0';
-                mbedtls_printf( " %d bytes read\n\n%s\n", len, (char *) buf );
+                mbedtls_printf(" %d bytes read\n\n%s\n", len, (char *) buf);
 
                 /* End of message should be detected according to the syntax of the
                  * application protocol (eg HTTP), just use a dummy test here. */
-                if( buf[len - 1] == '\n' )
+                if (buf[len - 1] == '\n') {
                     terminated = 1;
-            }
-            else
-            {
+                }
+            } else {
                 int extra_len, ori_len;
                 unsigned char *larger_buf;
 
                 ori_len = ret;
-                extra_len = (int) mbedtls_ssl_get_bytes_avail( &ssl );
+                extra_len = (int) mbedtls_ssl_get_bytes_avail(&ssl);
 
-                larger_buf = mbedtls_calloc( 1, ori_len + extra_len + 1 );
-                if( larger_buf == NULL )
-                {
-                    mbedtls_printf( "  ! memory allocation failed\n" );
+                larger_buf = mbedtls_calloc(1, ori_len + extra_len + 1);
+                if (larger_buf == NULL) {
+                    mbedtls_printf("  ! memory allocation failed\n");
                     ret = 1;
                     goto reset;
                 }
 
-                memset( larger_buf, 0, ori_len + extra_len );
-                memcpy( larger_buf, buf, ori_len );
+                memset(larger_buf, 0, ori_len + extra_len);
+                memcpy(larger_buf, buf, ori_len);
 
                 /* This read should never fail and get the whole cached data */
-                ret = mbedtls_ssl_read( &ssl, larger_buf + ori_len, extra_len );
-                if( ret != extra_len ||
-                    mbedtls_ssl_get_bytes_avail( &ssl ) != 0 )
-                {
-                    mbedtls_printf( "  ! mbedtls_ssl_read failed on cached data\n" );
+                ret = mbedtls_ssl_read(&ssl, larger_buf + ori_len, extra_len);
+                if (ret != extra_len ||
+                    mbedtls_ssl_get_bytes_avail(&ssl) != 0) {
+                    mbedtls_printf("  ! mbedtls_ssl_read failed on cached data\n");
                     ret = 1;
                     goto reset;
                 }
 
                 larger_buf[ori_len + extra_len] = '\0';
-                mbedtls_printf( " %d bytes read (%d + %d)\n\n%s\n",
-                        ori_len + extra_len, ori_len, extra_len,
-                        (char *) larger_buf );
+                mbedtls_printf(" %d bytes read (%d + %d)\n\n%s\n",
+                               ori_len + extra_len, ori_len, extra_len,
+                               (char *) larger_buf);
 
                 /* End of message should be detected according to the syntax of the
                  * application protocol (eg HTTP), just use a dummy test here. */
-                if( larger_buf[ori_len + extra_len - 1] == '\n' )
+                if (larger_buf[ori_len + extra_len - 1] == '\n') {
                     terminated = 1;
+                }
 
-                mbedtls_free( larger_buf );
+                mbedtls_free(larger_buf);
             }
 
-            if( terminated )
-            {
+            if (terminated) {
                 ret = 0;
                 break;
             }
-        }
-        while( 1 );
-    }
-    else /* Not stream, so datagram */
-    {
+        } while (1);
+    } else { /* Not stream, so datagram */
         len = opt.buffer_size;
-        memset( buf, 0, opt.buffer_size );
+        memset(buf, 0, opt.buffer_size);
 
-        do
-        {
+        do {
             /* Without the call to `mbedtls_ssl_check_pending`, it might
              * happen that the client sends application data in the same
              * datagram as the Finished message concluding the handshake.
@@ -3633,43 +3416,39 @@
              */
 
             /* For event-driven IO, wait for socket to become available */
-            if( mbedtls_ssl_check_pending( &ssl ) == 0 &&
-                opt.event == 1 /* level triggered IO */ )
-            {
+            if (mbedtls_ssl_check_pending(&ssl) == 0 &&
+                opt.event == 1 /* level triggered IO */) {
 #if defined(MBEDTLS_TIMING_C)
-                idle( &client_fd, &timer, MBEDTLS_ERR_SSL_WANT_READ );
+                idle(&client_fd, &timer, MBEDTLS_ERR_SSL_WANT_READ);
 #else
-                idle( &client_fd, MBEDTLS_ERR_SSL_WANT_READ );
+                idle(&client_fd, MBEDTLS_ERR_SSL_WANT_READ);
 #endif
             }
 
-            ret = mbedtls_ssl_read( &ssl, buf, len );
+            ret = mbedtls_ssl_read(&ssl, buf, len);
 
             /* Note that even if `mbedtls_ssl_check_pending` returns true,
              * it can happen that the subsequent call to `mbedtls_ssl_read`
              * returns `MBEDTLS_ERR_SSL_WANT_READ`, because the pending messages
              * might be discarded (e.g. because they are retransmissions). */
-        }
-        while( mbedtls_status_is_ssl_in_progress( ret ) );
+        } while (mbedtls_status_is_ssl_in_progress(ret));
 
-        if( ret <= 0 )
-        {
-            switch( ret )
-            {
+        if (ret <= 0) {
+            switch (ret) {
                 case MBEDTLS_ERR_SSL_PEER_CLOSE_NOTIFY:
-                    mbedtls_printf( " connection was closed gracefully\n" );
+                    mbedtls_printf(" connection was closed gracefully\n");
                     ret = 0;
                     goto close_notify;
 
                 default:
-                    mbedtls_printf( " mbedtls_ssl_read returned -0x%x\n", (unsigned int) -ret );
+                    mbedtls_printf(" mbedtls_ssl_read returned -0x%x\n", (unsigned int) -ret);
                     goto reset;
             }
         }
 
         len = ret;
         buf[len] = '\0';
-        mbedtls_printf( " %d bytes read\n\n%s", len, (char *) buf );
+        mbedtls_printf(" %d bytes read\n\n%s", len, (char *) buf);
         ret = 0;
     }
 
@@ -3678,124 +3457,113 @@
      * (only on the first exchange, to be able to test retransmission)
      */
 #if defined(MBEDTLS_SSL_RENEGOTIATION)
-    if( opt.renegotiate && exchanges_left == opt.exchanges )
-    {
-        mbedtls_printf( "  . Requestion renegotiation..." );
-        fflush( stdout );
+    if (opt.renegotiate && exchanges_left == opt.exchanges) {
+        mbedtls_printf("  . Requestion renegotiation...");
+        fflush(stdout);
 
-        while( ( ret = mbedtls_ssl_renegotiate( &ssl ) ) != 0 )
-        {
-            if( ! mbedtls_status_is_ssl_in_progress( ret ) )
-            {
-                mbedtls_printf( " failed\n  ! mbedtls_ssl_renegotiate returned %d\n\n", ret );
+        while ((ret = mbedtls_ssl_renegotiate(&ssl)) != 0) {
+            if (!mbedtls_status_is_ssl_in_progress(ret)) {
+                mbedtls_printf(" failed\n  ! mbedtls_ssl_renegotiate returned %d\n\n", ret);
                 goto reset;
             }
 
             /* For event-driven IO, wait for socket to become available */
-            if( opt.event == 1 /* level triggered IO */ )
-            {
+            if (opt.event == 1 /* level triggered IO */) {
 #if defined(MBEDTLS_TIMING_C)
-                idle( &client_fd, &timer, ret );
+                idle(&client_fd, &timer, ret);
 #else
-                idle( &client_fd, ret );
+                idle(&client_fd, ret);
 #endif
             }
         }
 
-        mbedtls_printf( " ok\n" );
+        mbedtls_printf(" ok\n");
     }
 #endif /* MBEDTLS_SSL_RENEGOTIATION */
 
 #if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID)
-    ret = report_cid_usage( &ssl, "after renegotiation" );
-    if( ret != 0 )
+    ret = report_cid_usage(&ssl, "after renegotiation");
+    if (ret != 0) {
         goto exit;
+    }
 #endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */
 
     /*
      * 7. Write the 200 Response
      */
-    mbedtls_printf( "  > Write to client:" );
-    fflush( stdout );
+    mbedtls_printf("  > Write to client:");
+    fflush(stdout);
 
     /* If the format of the response changes, make sure there is enough
      * room in buf (buf_content_size calculation above). */
-    len = sprintf( (char *) buf, HTTP_RESPONSE,
-                   mbedtls_ssl_get_ciphersuite( &ssl ) );
+    len = sprintf((char *) buf, HTTP_RESPONSE,
+                  mbedtls_ssl_get_ciphersuite(&ssl));
 
     /* Add padding to the response to reach opt.response_size in length */
-    if( opt.response_size != DFL_RESPONSE_SIZE &&
-        len < opt.response_size )
-    {
-        memset( buf + len, 'B', opt.response_size - len );
+    if (opt.response_size != DFL_RESPONSE_SIZE &&
+        len < opt.response_size) {
+        memset(buf + len, 'B', opt.response_size - len);
         len += opt.response_size - len;
     }
 
     /* Truncate if response size is smaller than the "natural" size */
-    if( opt.response_size != DFL_RESPONSE_SIZE &&
-        len > opt.response_size )
-    {
+    if (opt.response_size != DFL_RESPONSE_SIZE &&
+        len > opt.response_size) {
         len = opt.response_size;
 
         /* Still end with \r\n unless that's really not possible */
-        if( len >= 2 ) buf[len - 2] = '\r';
-        if( len >= 1 ) buf[len - 1] = '\n';
+        if (len >= 2) {
+            buf[len - 2] = '\r';
+        }
+        if (len >= 1) {
+            buf[len - 1] = '\n';
+        }
     }
 
-    if( opt.transport == MBEDTLS_SSL_TRANSPORT_STREAM )
-    {
-        for( written = 0, frags = 0; written < len; written += ret, frags++ )
-        {
-            while( ( ret = mbedtls_ssl_write( &ssl, buf + written, len - written ) )
-                           <= 0 )
-            {
-                if( ret == MBEDTLS_ERR_NET_CONN_RESET )
-                {
-                    mbedtls_printf( " failed\n  ! peer closed the connection\n\n" );
+    if (opt.transport == MBEDTLS_SSL_TRANSPORT_STREAM) {
+        for (written = 0, frags = 0; written < len; written += ret, frags++) {
+            while ((ret = mbedtls_ssl_write(&ssl, buf + written, len - written))
+                   <= 0) {
+                if (ret == MBEDTLS_ERR_NET_CONN_RESET) {
+                    mbedtls_printf(" failed\n  ! peer closed the connection\n\n");
                     goto reset;
                 }
 
-                if( ! mbedtls_status_is_ssl_in_progress( ret ) )
-                {
-                    mbedtls_printf( " failed\n  ! mbedtls_ssl_write returned %d\n\n", ret );
+                if (!mbedtls_status_is_ssl_in_progress(ret)) {
+                    mbedtls_printf(" failed\n  ! mbedtls_ssl_write returned %d\n\n", ret);
                     goto reset;
                 }
 
                 /* For event-driven IO, wait for socket to become available */
-                if( opt.event == 1 /* level triggered IO */ )
-                {
+                if (opt.event == 1 /* level triggered IO */) {
 #if defined(MBEDTLS_TIMING_C)
-                    idle( &client_fd, &timer, ret );
+                    idle(&client_fd, &timer, ret);
 #else
-                    idle( &client_fd, ret );
+                    idle(&client_fd, ret);
 #endif
                 }
             }
         }
-    }
-    else /* Not stream, so datagram */
-    {
-        while( 1 )
-        {
-            ret = mbedtls_ssl_write( &ssl, buf, len );
+    } else { /* Not stream, so datagram */
+        while (1) {
+            ret = mbedtls_ssl_write(&ssl, buf, len);
 
-            if( ! mbedtls_status_is_ssl_in_progress( ret ) )
+            if (!mbedtls_status_is_ssl_in_progress(ret)) {
                 break;
+            }
 
             /* For event-driven IO, wait for socket to become available */
-            if( opt.event == 1 /* level triggered IO */ )
-            {
+            if (opt.event == 1 /* level triggered IO */) {
 #if defined(MBEDTLS_TIMING_C)
-                idle( &client_fd, &timer, ret );
+                idle(&client_fd, &timer, ret);
 #else
-                idle( &client_fd, ret );
+                idle(&client_fd, ret);
 #endif
             }
         }
 
-        if( ret < 0 )
-        {
-            mbedtls_printf( " failed\n  ! mbedtls_ssl_write returned %d\n\n", ret );
+        if (ret < 0) {
+            mbedtls_printf(" failed\n  ! mbedtls_ssl_write returned %d\n\n", ret);
             goto reset;
         }
 
@@ -3804,96 +3572,87 @@
     }
 
     buf[written] = '\0';
-    mbedtls_printf( " %d bytes written in %d fragments\n\n%s\n", written, frags, (char *) buf );
+    mbedtls_printf(" %d bytes written in %d fragments\n\n%s\n", written, frags, (char *) buf);
     ret = 0;
 
     /*
      * 7b. Simulate serialize/deserialize and go back to data exchange
      */
 #if defined(MBEDTLS_SSL_CONTEXT_SERIALIZATION)
-    if( opt.serialize != 0 )
-    {
+    if (opt.serialize != 0) {
         size_t buf_len;
 
-        mbedtls_printf( "  . Serializing live connection..." );
+        mbedtls_printf("  . Serializing live connection...");
 
-        ret = mbedtls_ssl_context_save( &ssl, NULL, 0, &buf_len );
-        if( ret != MBEDTLS_ERR_SSL_BUFFER_TOO_SMALL )
-        {
-            mbedtls_printf( " failed\n  ! mbedtls_ssl_context_save returned "
-                            "-0x%x\n\n", (unsigned int) -ret );
+        ret = mbedtls_ssl_context_save(&ssl, NULL, 0, &buf_len);
+        if (ret != MBEDTLS_ERR_SSL_BUFFER_TOO_SMALL) {
+            mbedtls_printf(" failed\n  ! mbedtls_ssl_context_save returned "
+                           "-0x%x\n\n", (unsigned int) -ret);
 
             goto exit;
         }
 
-        if( ( context_buf = mbedtls_calloc( 1, buf_len ) ) == NULL )
-        {
-            mbedtls_printf( " failed\n  ! Couldn't allocate buffer for "
-                            "serialized context" );
+        if ((context_buf = mbedtls_calloc(1, buf_len)) == NULL) {
+            mbedtls_printf(" failed\n  ! Couldn't allocate buffer for "
+                           "serialized context");
 
             goto exit;
         }
         context_buf_len = buf_len;
 
-        if( ( ret = mbedtls_ssl_context_save( &ssl, context_buf,
-                                              buf_len, &buf_len ) ) != 0 )
-        {
-            mbedtls_printf( " failed\n  ! mbedtls_ssl_context_save returned "
-                            "-0x%x\n\n", (unsigned int) -ret );
+        if ((ret = mbedtls_ssl_context_save(&ssl, context_buf,
+                                            buf_len, &buf_len)) != 0) {
+            mbedtls_printf(" failed\n  ! mbedtls_ssl_context_save returned "
+                           "-0x%x\n\n", (unsigned int) -ret);
 
             goto exit;
         }
 
-        mbedtls_printf( " ok\n" );
+        mbedtls_printf(" ok\n");
 
         /* Save serialized context to the 'opt.context_file' as a base64 code */
-        if( 0 < strlen( opt.context_file ) )
-        {
+        if (0 < strlen(opt.context_file)) {
             FILE *b64_file;
             uint8_t *b64_buf;
             size_t b64_len;
 
-            mbedtls_printf( "  . Save serialized context to a file... " );
+            mbedtls_printf("  . Save serialized context to a file... ");
 
-            mbedtls_base64_encode( NULL, 0, &b64_len, context_buf, buf_len );
+            mbedtls_base64_encode(NULL, 0, &b64_len, context_buf, buf_len);
 
-            if( ( b64_buf = mbedtls_calloc( 1, b64_len ) ) == NULL )
-            {
-                mbedtls_printf( "failed\n  ! Couldn't allocate buffer for "
-                                "the base64 code\n" );
+            if ((b64_buf = mbedtls_calloc(1, b64_len)) == NULL) {
+                mbedtls_printf("failed\n  ! Couldn't allocate buffer for "
+                               "the base64 code\n");
                 goto exit;
             }
 
-            if( ( ret = mbedtls_base64_encode( b64_buf, b64_len, &b64_len,
-                                               context_buf, buf_len ) ) != 0 )
-            {
-                mbedtls_printf( "failed\n  ! mbedtls_base64_encode returned "
-                            "-0x%x\n", (unsigned int) -ret );
-                mbedtls_free( b64_buf );
+            if ((ret = mbedtls_base64_encode(b64_buf, b64_len, &b64_len,
+                                             context_buf, buf_len)) != 0) {
+                mbedtls_printf("failed\n  ! mbedtls_base64_encode returned "
+                               "-0x%x\n", (unsigned int) -ret);
+                mbedtls_free(b64_buf);
                 goto exit;
             }
 
-            if( ( b64_file = fopen( opt.context_file, "w" ) ) == NULL )
-            {
-                mbedtls_printf( "failed\n  ! Cannot open '%s' for writing.\n",
-                                opt.context_file );
-                mbedtls_free( b64_buf );
+            if ((b64_file = fopen(opt.context_file, "w")) == NULL) {
+                mbedtls_printf("failed\n  ! Cannot open '%s' for writing.\n",
+                               opt.context_file);
+                mbedtls_free(b64_buf);
                 goto exit;
             }
 
-            if( b64_len != fwrite( b64_buf, 1, b64_len, b64_file ) )
-            {
-                mbedtls_printf( "failed\n  ! fwrite(%ld bytes) failed\n",
-                                (long) b64_len );
-                mbedtls_free( b64_buf );
-                fclose( b64_file );
+            if (b64_len != fwrite(b64_buf, 1, b64_len, b64_file)) {
+                mbedtls_printf("failed\n  ! fwrite(%ld bytes) failed\n",
+                               (long) b64_len);
+                mbedtls_free(b64_buf);
+                fclose(b64_file);
                 goto exit;
             }
 
-            mbedtls_free( b64_buf );
-            fclose( b64_file );
+            mbedtls_free(b64_buf);
+            fclose(b64_file);
 
-            mbedtls_printf( "ok\n" );
+            mbedtls_printf("ok\n");
         }
 
         /*
@@ -3903,10 +3662,9 @@
          * case you can just reset() it, and then it's ready to receive
          * serialized data from another connection (or the same here).
          */
-        if( opt.serialize == 1 )
-        {
+        if (opt.serialize == 1) {
             /* nothing to do here, done by context_save() already */
-            mbedtls_printf( "  . Context has been reset... ok\n" );
+            mbedtls_printf("  . Context has been reset... ok\n");
         }
 
         /*
@@ -3917,18 +3675,16 @@
          * teardown/startup code needed - for example, preparing the
          * ssl_config again (see section 3 "setup stuff" in this file).
          */
-        if( opt.serialize == 2 )
-        {
-            mbedtls_printf( "  . Freeing and reinitializing context..." );
+        if (opt.serialize == 2) {
+            mbedtls_printf("  . Freeing and reinitializing context...");
 
-            mbedtls_ssl_free( &ssl );
+            mbedtls_ssl_free(&ssl);
 
-            mbedtls_ssl_init( &ssl );
+            mbedtls_ssl_init(&ssl);
 
-            if( ( ret = mbedtls_ssl_setup( &ssl, &conf ) ) != 0 )
-            {
-                mbedtls_printf( " failed\n  ! mbedtls_ssl_setup returned "
-                                "-0x%x\n\n", (unsigned int) -ret );
+            if ((ret = mbedtls_ssl_setup(&ssl, &conf)) != 0) {
+                mbedtls_printf(" failed\n  ! mbedtls_ssl_setup returned "
+                               "-0x%x\n\n", (unsigned int) -ret);
                 goto exit;
             }
 
@@ -3938,60 +3694,62 @@
              * if you want to share your set up code between the case of
              * establishing a new connection and this case.
              */
-            if( opt.nbio == 2 )
-                mbedtls_ssl_set_bio( &ssl, &client_fd, delayed_send,
-                                     delayed_recv, NULL );
-            else
-                mbedtls_ssl_set_bio( &ssl, &client_fd, mbedtls_net_send,
-                            mbedtls_net_recv,
-                            opt.nbio == 0 ? mbedtls_net_recv_timeout : NULL );
+            if (opt.nbio == 2) {
+                mbedtls_ssl_set_bio(&ssl, &client_fd, delayed_send,
+                                    delayed_recv, NULL);
+            } else {
+                mbedtls_ssl_set_bio(&ssl, &client_fd, mbedtls_net_send,
+                                    mbedtls_net_recv,
+                                    opt.nbio == 0 ? mbedtls_net_recv_timeout : NULL);
+            }
 
 #if defined(MBEDTLS_TIMING_C)
-                mbedtls_ssl_set_timer_cb( &ssl, &timer,
-                                          mbedtls_timing_set_delay,
-                                          mbedtls_timing_get_delay );
+            mbedtls_ssl_set_timer_cb(&ssl, &timer,
+                                     mbedtls_timing_set_delay,
+                                     mbedtls_timing_get_delay);
 #endif /* MBEDTLS_TIMING_C */
 
-            mbedtls_printf( " ok\n" );
+            mbedtls_printf(" ok\n");
         }
 
-        mbedtls_printf( "  . Deserializing connection..." );
+        mbedtls_printf("  . Deserializing connection...");
 
-        if( ( ret = mbedtls_ssl_context_load( &ssl, context_buf,
-                                              buf_len ) ) != 0 )
-        {
-            mbedtls_printf( "failed\n  ! mbedtls_ssl_context_load returned "
-                            "-0x%x\n\n", (unsigned int) -ret );
+        if ((ret = mbedtls_ssl_context_load(&ssl, context_buf,
+                                            buf_len)) != 0) {
+            mbedtls_printf("failed\n  ! mbedtls_ssl_context_load returned "
+                           "-0x%x\n\n", (unsigned int) -ret);
 
             goto exit;
         }
 
-        mbedtls_free( context_buf );
+        mbedtls_free(context_buf);
         context_buf = NULL;
         context_buf_len = 0;
 
-        mbedtls_printf( " ok\n" );
+        mbedtls_printf(" ok\n");
     }
 #endif /* MBEDTLS_SSL_CONTEXT_SERIALIZATION */
 
     /*
      * 7c. Continue doing data exchanges?
      */
-    if( --exchanges_left > 0 )
+    if (--exchanges_left > 0) {
         goto data_exchange;
+    }
 
     /*
      * 8. Done, cleanly close the connection
      */
 close_notify:
-    mbedtls_printf( "  . Closing the connection..." );
+    mbedtls_printf("  . Closing the connection...");
 
     /* No error checking, the connection might be closed already */
-    do ret = mbedtls_ssl_close_notify( &ssl );
-    while( ret == MBEDTLS_ERR_SSL_WANT_WRITE );
+    do {
+        ret = mbedtls_ssl_close_notify(&ssl);
+    } while (ret == MBEDTLS_ERR_SSL_WANT_WRITE);
     ret = 0;
 
-    mbedtls_printf( " done\n" );
+    mbedtls_printf(" done\n");
 
     goto reset;
 
@@ -4000,75 +3758,73 @@
      */
 exit:
 #ifdef MBEDTLS_ERROR_C
-    if( ret != 0 )
-    {
+    if (ret != 0) {
         char error_buf[100];
-        mbedtls_strerror( ret, error_buf, 100 );
-        mbedtls_printf("Last error was: -0x%X - %s\n\n", (unsigned int) -ret, error_buf );
+        mbedtls_strerror(ret, error_buf, 100);
+        mbedtls_printf("Last error was: -0x%X - %s\n\n", (unsigned int) -ret, error_buf);
     }
 #endif
 
-    if( opt.query_config_mode == DFL_QUERY_CONFIG_MODE )
-    {
-        mbedtls_printf( "  . Cleaning up..." );
-        fflush( stdout );
+    if (opt.query_config_mode == DFL_QUERY_CONFIG_MODE) {
+        mbedtls_printf("  . Cleaning up...");
+        fflush(stdout);
     }
 
-    mbedtls_net_free( &client_fd );
-    mbedtls_net_free( &listen_fd );
+    mbedtls_net_free(&client_fd);
+    mbedtls_net_free(&listen_fd);
 
-    mbedtls_ssl_free( &ssl );
-    mbedtls_ssl_config_free( &conf );
+    mbedtls_ssl_free(&ssl);
+    mbedtls_ssl_config_free(&conf);
 
 #if defined(MBEDTLS_SSL_CACHE_C)
-    mbedtls_ssl_cache_free( &cache );
+    mbedtls_ssl_cache_free(&cache);
 #endif
 #if defined(MBEDTLS_SSL_SESSION_TICKETS) && defined(MBEDTLS_SSL_TICKET_C)
-    mbedtls_ssl_ticket_free( &ticket_ctx );
+    mbedtls_ssl_ticket_free(&ticket_ctx);
 #endif
 #if defined(MBEDTLS_SSL_COOKIE_C)
-    mbedtls_ssl_cookie_free( &cookie_ctx );
+    mbedtls_ssl_cookie_free(&cookie_ctx);
 #endif
 
 #if defined(MBEDTLS_SSL_CONTEXT_SERIALIZATION)
-    if( context_buf != NULL )
-        mbedtls_platform_zeroize( context_buf, context_buf_len );
-    mbedtls_free( context_buf );
+    if (context_buf != NULL) {
+        mbedtls_platform_zeroize(context_buf, context_buf_len);
+    }
+    mbedtls_free(context_buf);
 #endif
 
 #if defined(SNI_OPTION)
-    sni_free( sni_info );
+    sni_free(sni_info);
 #endif
 
 #if defined(MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED)
-    ret = psk_free( psk_info );
-    if( ( ret != 0 ) && ( opt.query_config_mode == DFL_QUERY_CONFIG_MODE ) )
-        mbedtls_printf( "Failed to list of opaque PSKs - error was %d\n", ret );
+    ret = psk_free(psk_info);
+    if ((ret != 0) && (opt.query_config_mode == DFL_QUERY_CONFIG_MODE)) {
+        mbedtls_printf("Failed to list of opaque PSKs - error was %d\n", ret);
+    }
 #endif
 
 #if defined(MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED)
-    mbedtls_x509_crt_free( &cacert );
-    mbedtls_x509_crt_free( &srvcert );
-    mbedtls_pk_free( &pkey );
-    mbedtls_x509_crt_free( &srvcert2 );
-    mbedtls_pk_free( &pkey2 );
+    mbedtls_x509_crt_free(&cacert);
+    mbedtls_x509_crt_free(&srvcert);
+    mbedtls_pk_free(&pkey);
+    mbedtls_x509_crt_free(&srvcert2);
+    mbedtls_pk_free(&pkey2);
 #if defined(MBEDTLS_USE_PSA_CRYPTO)
-    psa_destroy_key( key_slot );
-    psa_destroy_key( key_slot2 );
+    psa_destroy_key(key_slot);
+    psa_destroy_key(key_slot2);
 #endif
 #endif
 
 #if defined(MBEDTLS_DHM_C) && defined(MBEDTLS_FS_IO)
-    mbedtls_dhm_free( &dhm );
+    mbedtls_dhm_free(&dhm);
 #endif
 
 #if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
-    for( i = 0; (size_t) i < ssl_async_keys.slots_used; i++ )
-    {
-        if( ssl_async_keys.slots[i].pk_owned )
-        {
-            mbedtls_pk_free( ssl_async_keys.slots[i].pk );
-            mbedtls_free( ssl_async_keys.slots[i].pk );
+    for (i = 0; (size_t) i < ssl_async_keys.slots_used; i++) {
+        if (ssl_async_keys.slots[i].pk_owned) {
+            mbedtls_pk_free(ssl_async_keys.slots[i].pk);
+            mbedtls_free(ssl_async_keys.slots[i].pk);
             ssl_async_keys.slots[i].pk = NULL;
         }
     }
@@ -4076,30 +3832,28 @@
 
 #if defined(MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED) && \
     defined(MBEDTLS_USE_PSA_CRYPTO)
-    if( opt.psk_opaque != 0 )
-    {
+    if (opt.psk_opaque != 0) {
         /* This is ok even if the slot hasn't been
          * initialized (we might have jumed here
          * immediately because of bad cmd line params,
          * for example). */
-        status = psa_destroy_key( psk_slot );
-        if( ( status != PSA_SUCCESS ) &&
-            ( opt.query_config_mode == DFL_QUERY_CONFIG_MODE ) )
-        {
-            mbedtls_printf( "Failed to destroy key slot %u - error was %d",
-                            (unsigned) psk_slot, (int) status );
+        status = psa_destroy_key(psk_slot);
+        if ((status != PSA_SUCCESS) &&
+            (opt.query_config_mode == DFL_QUERY_CONFIG_MODE)) {
+            mbedtls_printf("Failed to destroy key slot %u - error was %d",
+                           (unsigned) psk_slot, (int) status);
         }
     }
 #endif /* MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED &&
           MBEDTLS_USE_PSA_CRYPTO */
 
 #if defined(MBEDTLS_USE_PSA_CRYPTO)
-    const char* message = mbedtls_test_helper_is_psa_leaking();
-    if( message )
-    {
-        if( ret == 0 )
+    const char *message = mbedtls_test_helper_is_psa_leaking();
+    if (message) {
+        if (ret == 0) {
             ret = 1;
-        mbedtls_printf( "PSA memory leak detected: %s\n",  message);
+        }
+        mbedtls_printf("PSA memory leak detected: %s\n",  message);
     }
 #endif
 
@@ -4107,27 +3861,26 @@
      * resources are freed by rng_free(). */
 #if defined(MBEDTLS_USE_PSA_CRYPTO) && \
     !defined(MBEDTLS_TEST_USE_PSA_CRYPTO_RNG)
-    mbedtls_psa_crypto_free( );
+    mbedtls_psa_crypto_free();
 #endif
 
-    rng_free( &rng );
+    rng_free(&rng);
 
-    mbedtls_free( buf );
+    mbedtls_free(buf);
 
 #if defined(MBEDTLS_TEST_HOOKS)
     /* Let test hooks detect errors such as resource leaks.
      * Don't do it in query_config mode, because some test code prints
      * information to stdout and this gets mixed with the regular output. */
-    if( opt.query_config_mode == DFL_QUERY_CONFIG_MODE )
-    {
-        if( test_hooks_failure_detected( ) )
-        {
-            if( ret == 0 )
+    if (opt.query_config_mode == DFL_QUERY_CONFIG_MODE) {
+        if (test_hooks_failure_detected()) {
+            if (ret == 0) {
                 ret = 1;
-            mbedtls_printf( "Test hooks detected errors.\n" );
+            }
+            mbedtls_printf("Test hooks detected errors.\n");
         }
     }
-    test_hooks_free( );
+    test_hooks_free();
 #endif /* MBEDTLS_TEST_HOOKS */
 
 #if defined(MBEDTLS_MEMORY_BUFFER_ALLOC_C)
@@ -4137,23 +3890,24 @@
     mbedtls_memory_buffer_alloc_free();
 #endif  /* MBEDTLS_MEMORY_BUFFER_ALLOC_C */
 
-    if( opt.query_config_mode == DFL_QUERY_CONFIG_MODE )
-    {
-        mbedtls_printf( " done.\n" );
+    if (opt.query_config_mode == DFL_QUERY_CONFIG_MODE) {
+        mbedtls_printf(" done.\n");
 
 #if defined(_WIN32)
-        mbedtls_printf( "  + Press Enter to exit this program.\n" );
-        fflush( stdout ); getchar();
+        mbedtls_printf("  + Press Enter to exit this program.\n");
+        fflush(stdout); getchar();
 #endif
     }
 
     // Shell can not handle large exit numbers -> 1 for errors
-    if( ret < 0 )
+    if (ret < 0) {
         ret = 1;
+    }
 
-    if( opt.query_config_mode == DFL_QUERY_CONFIG_MODE )
-        mbedtls_exit( ret );
-    else
-        mbedtls_exit( query_config_ret );
+    if (opt.query_config_mode == DFL_QUERY_CONFIG_MODE) {
+        mbedtls_exit(ret);
+    } else {
+        mbedtls_exit(query_config_ret);
+    }
 }
 #endif /* !MBEDTLS_SSL_TEST_IMPOSSIBLE && MBEDTLS_SSL_SRV_C */