diff --git a/programs/ssl/ssl_client1.c b/programs/ssl/ssl_client1.c
index 45a6902..430060b 100644
--- a/programs/ssl/ssl_client1.c
+++ b/programs/ssl/ssl_client1.c
@@ -20,31 +20,31 @@
  *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
 
-#if !defined(POLARSSL_CONFIG_FILE)
+#if !defined(MBEDTLS_CONFIG_FILE)
 #include "mbedtls/config.h"
 #else
-#include POLARSSL_CONFIG_FILE
+#include MBEDTLS_CONFIG_FILE
 #endif
 
-#if defined(POLARSSL_PLATFORM_C)
+#if defined(MBEDTLS_PLATFORM_C)
 #include "mbedtls/platform.h"
 #else
 #include <stdio.h>
-#define polarssl_fprintf    fprintf
-#define polarssl_printf     printf
+#define mbedtls_fprintf    fprintf
+#define mbedtls_printf     printf
 #endif
 
-#if !defined(POLARSSL_BIGNUM_C) || !defined(POLARSSL_ENTROPY_C) ||  \
-    !defined(POLARSSL_SSL_TLS_C) || !defined(POLARSSL_SSL_CLI_C) || \
-    !defined(POLARSSL_NET_C) || !defined(POLARSSL_RSA_C) ||         \
-    !defined(POLARSSL_CERTS_C) || !defined(POLARSSL_PEM_PARSE_C) || \
-    !defined(POLARSSL_CTR_DRBG_C) || !defined(POLARSSL_X509_CRT_PARSE_C)
+#if !defined(MBEDTLS_BIGNUM_C) || !defined(MBEDTLS_ENTROPY_C) ||  \
+    !defined(MBEDTLS_SSL_TLS_C) || !defined(MBEDTLS_SSL_CLI_C) || \
+    !defined(MBEDTLS_NET_C) || !defined(MBEDTLS_RSA_C) ||         \
+    !defined(MBEDTLS_CERTS_C) || !defined(MBEDTLS_PEM_PARSE_C) || \
+    !defined(MBEDTLS_CTR_DRBG_C) || !defined(MBEDTLS_X509_CRT_PARSE_C)
 int main( void )
 {
-    polarssl_printf("POLARSSL_BIGNUM_C and/or POLARSSL_ENTROPY_C and/or "
-           "POLARSSL_SSL_TLS_C and/or POLARSSL_SSL_CLI_C and/or "
-           "POLARSSL_NET_C and/or POLARSSL_RSA_C and/or "
-           "POLARSSL_CTR_DRBG_C and/or POLARSSL_X509_CRT_PARSE_C "
+    mbedtls_printf("MBEDTLS_BIGNUM_C and/or MBEDTLS_ENTROPY_C and/or "
+           "MBEDTLS_SSL_TLS_C and/or MBEDTLS_SSL_CLI_C and/or "
+           "MBEDTLS_NET_C and/or MBEDTLS_RSA_C and/or "
+           "MBEDTLS_CTR_DRBG_C and/or MBEDTLS_X509_CRT_PARSE_C "
            "not defined.\n");
     return( 0 );
 }
@@ -70,7 +70,7 @@
 {
     ((void) level);
 
-    polarssl_fprintf( (FILE *) ctx, "%s", str );
+    mbedtls_fprintf( (FILE *) ctx, "%s", str );
     fflush(  (FILE *) ctx  );
 }
 
@@ -80,221 +80,221 @@
     unsigned char buf[1024];
     const char *pers = "ssl_client1";
 
-    entropy_context entropy;
-    ctr_drbg_context ctr_drbg;
-    ssl_context ssl;
-    x509_crt cacert;
+    mbedtls_entropy_context entropy;
+    mbedtls_ctr_drbg_context ctr_drbg;
+    mbedtls_ssl_context ssl;
+    mbedtls_x509_crt cacert;
 
-#if defined(POLARSSL_DEBUG_C)
-    debug_set_threshold( DEBUG_LEVEL );
+#if defined(MBEDTLS_DEBUG_C)
+    mbedtls_debug_set_threshold( DEBUG_LEVEL );
 #endif
 
     /*
      * 0. Initialize the RNG and the session data
      */
-    memset( &ssl, 0, sizeof( ssl_context ) );
-    x509_crt_init( &cacert );
+    memset( &ssl, 0, sizeof( mbedtls_ssl_context ) );
+    mbedtls_x509_crt_init( &cacert );
 
-    polarssl_printf( "\n  . Seeding the random number generator..." );
+    mbedtls_printf( "\n  . Seeding the random number generator..." );
     fflush( stdout );
 
-    entropy_init( &entropy );
-    if( ( ret = ctr_drbg_init( &ctr_drbg, entropy_func, &entropy,
+    mbedtls_entropy_init( &entropy );
+    if( ( ret = mbedtls_ctr_drbg_init( &ctr_drbg, mbedtls_entropy_func, &entropy,
                                (const unsigned char *) pers,
                                strlen( pers ) ) ) != 0 )
     {
-        polarssl_printf( " failed\n  ! ctr_drbg_init returned %d\n", ret );
+        mbedtls_printf( " failed\n  ! mbedtls_ctr_drbg_init returned %d\n", ret );
         goto exit;
     }
 
-    polarssl_printf( " ok\n" );
+    mbedtls_printf( " ok\n" );
 
     /*
      * 0. Initialize certificates
      */
-    polarssl_printf( "  . Loading the CA root certificate ..." );
+    mbedtls_printf( "  . Loading the CA root certificate ..." );
     fflush( stdout );
 
-    ret = x509_crt_parse( &cacert, (const unsigned char *) test_cas_pem,
-                          test_cas_pem_len );
+    ret = mbedtls_x509_crt_parse( &cacert, (const unsigned char *) mbedtls_test_cas_pem,
+                          mbedtls_test_cas_pem_len );
     if( ret < 0 )
     {
-        polarssl_printf( " failed\n  !  x509_crt_parse returned -0x%x\n\n", -ret );
+        mbedtls_printf( " failed\n  !  mbedtls_x509_crt_parse returned -0x%x\n\n", -ret );
         goto exit;
     }
 
-    polarssl_printf( " ok (%d skipped)\n", ret );
+    mbedtls_printf( " ok (%d skipped)\n", ret );
 
     /*
      * 1. Start the connection
      */
-    polarssl_printf( "  . Connecting to tcp/%s/%4d...", SERVER_NAME,
+    mbedtls_printf( "  . Connecting to tcp/%s/%4d...", SERVER_NAME,
                                                SERVER_PORT );
     fflush( stdout );
 
-    if( ( ret = net_connect( &server_fd, SERVER_NAME,
-                                         SERVER_PORT, NET_PROTO_TCP ) ) != 0 )
+    if( ( ret = mbedtls_net_connect( &server_fd, SERVER_NAME,
+                                         SERVER_PORT, MBEDTLS_NET_PROTO_TCP ) ) != 0 )
     {
-        polarssl_printf( " failed\n  ! net_connect returned %d\n\n", ret );
+        mbedtls_printf( " failed\n  ! mbedtls_net_connect returned %d\n\n", ret );
         goto exit;
     }
 
-    polarssl_printf( " ok\n" );
+    mbedtls_printf( " ok\n" );
 
     /*
      * 2. Setup stuff
      */
-    polarssl_printf( "  . Setting up the SSL/TLS structure..." );
+    mbedtls_printf( "  . Setting up the SSL/TLS structure..." );
     fflush( stdout );
 
-    if( ( ret = ssl_init( &ssl ) ) != 0 )
+    if( ( ret = mbedtls_ssl_init( &ssl ) ) != 0 )
     {
-        polarssl_printf( " failed\n  ! ssl_init returned %d\n\n", ret );
+        mbedtls_printf( " failed\n  ! mbedtls_ssl_init returned %d\n\n", ret );
         goto exit;
     }
 
-    polarssl_printf( " ok\n" );
+    mbedtls_printf( " ok\n" );
 
-    ssl_set_endpoint( &ssl, SSL_IS_CLIENT );
+    mbedtls_ssl_set_endpoint( &ssl, MBEDTLS_SSL_IS_CLIENT );
     /* OPTIONAL is not optimal for security,
      * but makes interop easier in this simplified example */
-    ssl_set_authmode( &ssl, SSL_VERIFY_OPTIONAL );
-    ssl_set_ca_chain( &ssl, &cacert, NULL, "mbed TLS Server 1" );
+    mbedtls_ssl_set_authmode( &ssl, MBEDTLS_SSL_VERIFY_OPTIONAL );
+    mbedtls_ssl_set_ca_chain( &ssl, &cacert, NULL, "mbed TLS Server 1" );
 
-    ssl_set_rng( &ssl, ctr_drbg_random, &ctr_drbg );
-    ssl_set_dbg( &ssl, my_debug, stdout );
-    ssl_set_bio_timeout( &ssl, &server_fd, net_send, net_recv, NULL, 0 );
+    mbedtls_ssl_set_rng( &ssl, mbedtls_ctr_drbg_random, &ctr_drbg );
+    mbedtls_ssl_set_dbg( &ssl, my_debug, stdout );
+    mbedtls_ssl_set_bio_timeout( &ssl, &server_fd, mbedtls_net_send, mbedtls_net_recv, NULL, 0 );
 
     /*
      * 4. Handshake
      */
-    polarssl_printf( "  . Performing the SSL/TLS handshake..." );
+    mbedtls_printf( "  . Performing the SSL/TLS handshake..." );
     fflush( stdout );
 
-    while( ( ret = ssl_handshake( &ssl ) ) != 0 )
+    while( ( ret = mbedtls_ssl_handshake( &ssl ) ) != 0 )
     {
-        if( ret != POLARSSL_ERR_NET_WANT_READ && ret != POLARSSL_ERR_NET_WANT_WRITE )
+        if( ret != MBEDTLS_ERR_NET_WANT_READ && ret != MBEDTLS_ERR_NET_WANT_WRITE )
         {
-            polarssl_printf( " failed\n  ! ssl_handshake returned -0x%x\n\n", -ret );
+            mbedtls_printf( " failed\n  ! mbedtls_ssl_handshake returned -0x%x\n\n", -ret );
             goto exit;
         }
     }
 
-    polarssl_printf( " ok\n" );
+    mbedtls_printf( " ok\n" );
 
     /*
      * 5. Verify the server certificate
      */
-    polarssl_printf( "  . Verifying peer X.509 certificate..." );
+    mbedtls_printf( "  . Verifying peer X.509 certificate..." );
 
     /* In real life, we may want to bail out when ret != 0 */
-    if( ( ret = ssl_get_verify_result( &ssl ) ) != 0 )
+    if( ( ret = mbedtls_ssl_get_verify_result( &ssl ) ) != 0 )
     {
-        polarssl_printf( " failed\n" );
+        mbedtls_printf( " failed\n" );
 
-        if( ( ret & BADCERT_EXPIRED ) != 0 )
-            polarssl_printf( "  ! server certificate has expired\n" );
+        if( ( ret & MBEDTLS_BADCERT_EXPIRED ) != 0 )
+            mbedtls_printf( "  ! server certificate has expired\n" );
 
-        if( ( ret & BADCERT_REVOKED ) != 0 )
-            polarssl_printf( "  ! server certificate has been revoked\n" );
+        if( ( ret & MBEDTLS_X509_BADCERT_REVOKED ) != 0 )
+            mbedtls_printf( "  ! server certificate has been revoked\n" );
 
-        if( ( ret & BADCERT_CN_MISMATCH ) != 0 )
-            polarssl_printf( "  ! CN mismatch (expected CN=%s)\n", "PolarSSL Server 1" );
+        if( ( ret & MBEDTLS_X509_BADCERT_CN_MISMATCH ) != 0 )
+            mbedtls_printf( "  ! CN mismatch (expected CN=%s)\n", "PolarSSL Server 1" );
 
-        if( ( ret & BADCERT_NOT_TRUSTED ) != 0 )
-            polarssl_printf( "  ! self-signed or not signed by a trusted CA\n" );
+        if( ( ret & MBEDTLS_X509_BADCERT_NOT_TRUSTED ) != 0 )
+            mbedtls_printf( "  ! self-signed or not signed by a trusted CA\n" );
 
-        polarssl_printf( "\n" );
+        mbedtls_printf( "\n" );
     }
     else
-        polarssl_printf( " ok\n" );
+        mbedtls_printf( " ok\n" );
 
     /*
      * 3. Write the GET request
      */
-    polarssl_printf( "  > Write to server:" );
+    mbedtls_printf( "  > Write to server:" );
     fflush( stdout );
 
     len = sprintf( (char *) buf, GET_REQUEST );
 
-    while( ( ret = ssl_write( &ssl, buf, len ) ) <= 0 )
+    while( ( ret = mbedtls_ssl_write( &ssl, buf, len ) ) <= 0 )
     {
-        if( ret != POLARSSL_ERR_NET_WANT_READ && ret != POLARSSL_ERR_NET_WANT_WRITE )
+        if( ret != MBEDTLS_ERR_NET_WANT_READ && ret != MBEDTLS_ERR_NET_WANT_WRITE )
         {
-            polarssl_printf( " failed\n  ! ssl_write returned %d\n\n", ret );
+            mbedtls_printf( " failed\n  ! mbedtls_ssl_write returned %d\n\n", ret );
             goto exit;
         }
     }
 
     len = ret;
-    polarssl_printf( " %d bytes written\n\n%s", len, (char *) buf );
+    mbedtls_printf( " %d bytes written\n\n%s", len, (char *) buf );
 
     /*
      * 7. Read the HTTP response
      */
-    polarssl_printf( "  < Read from server:" );
+    mbedtls_printf( "  < Read from server:" );
     fflush( stdout );
 
     do
     {
         len = sizeof( buf ) - 1;
         memset( buf, 0, sizeof( buf ) );
-        ret = ssl_read( &ssl, buf, len );
+        ret = mbedtls_ssl_read( &ssl, buf, len );
 
-        if( ret == POLARSSL_ERR_NET_WANT_READ || ret == POLARSSL_ERR_NET_WANT_WRITE )
+        if( ret == MBEDTLS_ERR_NET_WANT_READ || ret == MBEDTLS_ERR_NET_WANT_WRITE )
             continue;
 
-        if( ret == POLARSSL_ERR_SSL_PEER_CLOSE_NOTIFY )
+        if( ret == MBEDTLS_ERR_SSL_PEER_CLOSE_NOTIFY )
             break;
 
         if( ret < 0 )
         {
-            polarssl_printf( "failed\n  ! ssl_read returned %d\n\n", ret );
+            mbedtls_printf( "failed\n  ! mbedtls_ssl_read returned %d\n\n", ret );
             break;
         }
 
         if( ret == 0 )
         {
-            polarssl_printf( "\n\nEOF\n\n" );
+            mbedtls_printf( "\n\nEOF\n\n" );
             break;
         }
 
         len = ret;
-        polarssl_printf( " %d bytes read\n\n%s", len, (char *) buf );
+        mbedtls_printf( " %d bytes read\n\n%s", len, (char *) buf );
     }
     while( 1 );
 
-    ssl_close_notify( &ssl );
+    mbedtls_ssl_close_notify( &ssl );
 
 exit:
 
-#ifdef POLARSSL_ERROR_C
+#ifdef MBEDTLS_ERROR_C
     if( ret != 0 )
     {
         char error_buf[100];
-        polarssl_strerror( ret, error_buf, 100 );
-        polarssl_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
 
     if( server_fd != -1 )
-        net_close( server_fd );
+        mbedtls_net_close( server_fd );
 
-    x509_crt_free( &cacert );
-    ssl_free( &ssl );
-    ctr_drbg_free( &ctr_drbg );
-    entropy_free( &entropy );
+    mbedtls_x509_crt_free( &cacert );
+    mbedtls_ssl_free( &ssl );
+    mbedtls_ctr_drbg_free( &ctr_drbg );
+    mbedtls_entropy_free( &entropy );
 
     memset( &ssl, 0, sizeof( ssl ) );
 
 #if defined(_WIN32)
-    polarssl_printf( "  + Press Enter to exit this program.\n" );
+    mbedtls_printf( "  + Press Enter to exit this program.\n" );
     fflush( stdout ); getchar();
 #endif
 
     return( ret );
 }
-#endif /* POLARSSL_BIGNUM_C && POLARSSL_ENTROPY_C && POLARSSL_SSL_TLS_C &&
-          POLARSSL_SSL_CLI_C && POLARSSL_NET_C && POLARSSL_RSA_C &&
-          POLARSSL_CERTS_C && POLARSSL_PEM_PARSE_C && POLARSSL_CTR_DRBG_C &&
-          POLARSSL_X509_CRT_PARSE_C */
+#endif /* MBEDTLS_BIGNUM_C && MBEDTLS_ENTROPY_C && MBEDTLS_SSL_TLS_C &&
+          MBEDTLS_SSL_CLI_C && MBEDTLS_NET_C && MBEDTLS_RSA_C &&
+          MBEDTLS_CERTS_C && MBEDTLS_PEM_PARSE_C && MBEDTLS_CTR_DRBG_C &&
+          MBEDTLS_X509_CRT_PARSE_C */