tests: Add mbedtls_test_ prefix to rnd_* symbols

Add mbedtls_test_ prefix to rnd_buf_info and
rnd_pseudo_info types, to rnd_std_rand(),
rnd_zero_rand(), rnd_buffer_rand() and
rnd_pseudo_rand() functions.

Command to change *.function files:
find . -name "*.function" -exec awk -i inplace \
    '{sub(/rnd_(buf_info|pseudo_info|std_rand| \
    zero_rand|buffer_rand|pseudo_rand)/, \
    "mbedtls_test_&")}1' {} \;

Signed-off-by: Ronald Cron <ronald.cron@arm.com>
diff --git a/tests/suites/test_suite_x509write.function b/tests/suites/test_suite_x509write.function
index 0db2b0e..a893b4e 100644
--- a/tests/suites/test_suite_x509write.function
+++ b/tests/suites/test_suite_x509write.function
@@ -94,9 +94,9 @@
     int der_len = -1;
     FILE *f;
     const char *subject_name = "C=NL,O=PolarSSL,CN=PolarSSL Server 1";
-    rnd_pseudo_info rnd_info;
+    mbedtls_test_rnd_pseudo_info rnd_info;
 
-    memset( &rnd_info, 0x2a, sizeof( rnd_pseudo_info ) );
+    memset( &rnd_info, 0x2a, sizeof( mbedtls_test_rnd_pseudo_info ) );
 
     mbedtls_pk_init( &key );
     TEST_ASSERT( mbedtls_pk_parse_keyfile( &key, key_file, NULL ) == 0 );
@@ -111,7 +111,7 @@
         TEST_ASSERT( mbedtls_x509write_csr_set_ns_cert_type( &req, cert_type ) == 0 );
 
     ret = mbedtls_x509write_csr_pem( &req, buf, sizeof( buf ),
-                             rnd_pseudo_rand, &rnd_info );
+                             mbedtls_test_rnd_pseudo_rand, &rnd_info );
     TEST_ASSERT( ret == 0 );
 
     pem_len = strlen( (char *) buf );
@@ -125,14 +125,14 @@
     TEST_ASSERT( memcmp( buf, check_buf, pem_len - 1 ) == 0 );
 
     der_len = mbedtls_x509write_csr_der( &req, buf, sizeof( buf ),
-                            rnd_pseudo_rand, &rnd_info );
+                            mbedtls_test_rnd_pseudo_rand, &rnd_info );
     TEST_ASSERT( der_len >= 0 );
 
     if( der_len == 0 )
         goto exit;
 
     ret = mbedtls_x509write_csr_der( &req, buf, (size_t)( der_len - 1 ),
-                            rnd_pseudo_rand, &rnd_info );
+                            mbedtls_test_rnd_pseudo_rand, &rnd_info );
     TEST_ASSERT( ret == MBEDTLS_ERR_ASN1_BUF_TOO_SMALL );
 
 exit:
@@ -153,10 +153,10 @@
     int ret;
     size_t pem_len = 0;
     const char *subject_name = "C=NL,O=PolarSSL,CN=PolarSSL Server 1";
-    rnd_pseudo_info rnd_info;
+    mbedtls_test_rnd_pseudo_info rnd_info;
 
     psa_crypto_init();
-    memset( &rnd_info, 0x2a, sizeof( rnd_pseudo_info ) );
+    memset( &rnd_info, 0x2a, sizeof( mbedtls_test_rnd_pseudo_info ) );
 
     md_alg_psa = mbedtls_psa_translate_md( (mbedtls_md_type_t) md_type );
     TEST_ASSERT( md_alg_psa != MBEDTLS_MD_NONE );
@@ -175,7 +175,7 @@
         TEST_ASSERT( mbedtls_x509write_csr_set_ns_cert_type( &req, cert_type ) == 0 );
 
     ret = mbedtls_x509write_csr_pem( &req, buf, sizeof( buf ) - 1,
-                             rnd_pseudo_rand, &rnd_info );
+                             mbedtls_test_rnd_pseudo_rand, &rnd_info );
     TEST_ASSERT( ret == 0 );
 
     pem_len = strlen( (char *) buf );
@@ -208,9 +208,9 @@
     size_t olen = 0, pem_len = 0;
     int der_len = -1;
     FILE *f;
-    rnd_pseudo_info rnd_info;
+    mbedtls_test_rnd_pseudo_info rnd_info;
 
-    memset( &rnd_info, 0x2a, sizeof( rnd_pseudo_info ) );
+    memset( &rnd_info, 0x2a, sizeof( mbedtls_test_rnd_pseudo_info ) );
     mbedtls_mpi_init( &serial );
 
     mbedtls_pk_init( &subject_key );
@@ -269,7 +269,7 @@
     }
 
     ret = mbedtls_x509write_crt_pem( &crt, buf, sizeof( buf ),
-                                     rnd_pseudo_rand, &rnd_info );
+                                     mbedtls_test_rnd_pseudo_rand, &rnd_info );
     TEST_ASSERT( ret == 0 );
 
     pem_len = strlen( (char *) buf );
@@ -284,14 +284,14 @@
     TEST_ASSERT( memcmp( buf, check_buf, pem_len - 1 ) == 0 );
 
     der_len = mbedtls_x509write_crt_der( &crt, buf, sizeof( buf ),
-                                         rnd_pseudo_rand, &rnd_info );
+                                         mbedtls_test_rnd_pseudo_rand, &rnd_info );
     TEST_ASSERT( der_len >= 0 );
 
     if( der_len == 0 )
         goto exit;
 
     ret = mbedtls_x509write_crt_der( &crt, buf, (size_t)( der_len - 1 ),
-                                     rnd_pseudo_rand, &rnd_info );
+                                     mbedtls_test_rnd_pseudo_rand, &rnd_info );
     TEST_ASSERT( ret == MBEDTLS_ERR_ASN1_BUF_TOO_SMALL );
 
 exit: