Use platform layer in programs for consistency.
diff --git a/programs/ssl/ssl_client1.c b/programs/ssl/ssl_client1.c
index 0cf5eb6..9964936 100644
--- a/programs/ssl/ssl_client1.c
+++ b/programs/ssl/ssl_client1.c
@@ -26,6 +26,15 @@
 #include POLARSSL_CONFIG_FILE
 #endif
 
+#if defined(POLARSSL_PLATFORM_C)
+#include "polarssl/platform.h"
+#else
+#define polarssl_printf     printf
+#define polarssl_fprintf    fprintf
+#define polarssl_malloc     malloc
+#define polarssl_free       free
+#endif
+
 #include <string.h>
 #include <stdio.h>
 
@@ -46,7 +55,7 @@
     ((void) argc);
     ((void) argv);
 
-    printf("POLARSSL_BIGNUM_C and/or POLARSSL_ENTROPY_C and/or "
+    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 "
@@ -65,7 +74,7 @@
 {
     ((void) level);
 
-    fprintf( (FILE *) ctx, "%s", str );
+    polarssl_fprintf( (FILE *) ctx, "%s", str );
     fflush(  (FILE *) ctx  );
 }
 
@@ -93,7 +102,7 @@
     memset( &ssl, 0, sizeof( ssl_context ) );
     x509_crt_init( &cacert );
 
-    printf( "\n  . Seeding the random number generator..." );
+    polarssl_printf( "\n  . Seeding the random number generator..." );
     fflush( stdout );
 
     entropy_init( &entropy );
@@ -101,16 +110,16 @@
                                (const unsigned char *) pers,
                                strlen( pers ) ) ) != 0 )
     {
-        printf( " failed\n  ! ctr_drbg_init returned %d\n", ret );
+        polarssl_printf( " failed\n  ! ctr_drbg_init returned %d\n", ret );
         goto exit;
     }
 
-    printf( " ok\n" );
+    polarssl_printf( " ok\n" );
 
     /*
      * 0. Initialize certificates
      */
-    printf( "  . Loading the CA root certificate ..." );
+    polarssl_printf( "  . Loading the CA root certificate ..." );
     fflush( stdout );
 
 #if defined(POLARSSL_CERTS_C)
@@ -118,46 +127,46 @@
                           strlen( test_ca_list ) );
 #else
     ret = 1;
-    printf("POLARSSL_CERTS_C not defined.");
+    polarssl_printf("POLARSSL_CERTS_C not defined.");
 #endif
 
     if( ret < 0 )
     {
-        printf( " failed\n  !  x509_crt_parse returned -0x%x\n\n", -ret );
+        polarssl_printf( " failed\n  !  x509_crt_parse returned -0x%x\n\n", -ret );
         goto exit;
     }
 
-    printf( " ok (%d skipped)\n", ret );
+    polarssl_printf( " ok (%d skipped)\n", ret );
 
     /*
      * 1. Start the connection
      */
-    printf( "  . Connecting to tcp/%s/%4d...", SERVER_NAME,
+    polarssl_printf( "  . Connecting to tcp/%s/%4d...", SERVER_NAME,
                                                SERVER_PORT );
     fflush( stdout );
 
     if( ( ret = net_connect( &server_fd, SERVER_NAME,
                                          SERVER_PORT ) ) != 0 )
     {
-        printf( " failed\n  ! net_connect returned %d\n\n", ret );
+        polarssl_printf( " failed\n  ! net_connect returned %d\n\n", ret );
         goto exit;
     }
 
-    printf( " ok\n" );
+    polarssl_printf( " ok\n" );
 
     /*
      * 2. Setup stuff
      */
-    printf( "  . Setting up the SSL/TLS structure..." );
+    polarssl_printf( "  . Setting up the SSL/TLS structure..." );
     fflush( stdout );
 
     if( ( ret = ssl_init( &ssl ) ) != 0 )
     {
-        printf( " failed\n  ! ssl_init returned %d\n\n", ret );
+        polarssl_printf( " failed\n  ! ssl_init returned %d\n\n", ret );
         goto exit;
     }
 
-    printf( " ok\n" );
+    polarssl_printf( " ok\n" );
 
     ssl_set_endpoint( &ssl, SSL_IS_CLIENT );
     /* OPTIONAL is not optimal for security,
@@ -178,51 +187,51 @@
     /*
      * 4. Handshake
      */
-    printf( "  . Performing the SSL/TLS handshake..." );
+    polarssl_printf( "  . Performing the SSL/TLS handshake..." );
     fflush( stdout );
 
     while( ( ret = ssl_handshake( &ssl ) ) != 0 )
     {
         if( ret != POLARSSL_ERR_NET_WANT_READ && ret != POLARSSL_ERR_NET_WANT_WRITE )
         {
-            printf( " failed\n  ! ssl_handshake returned -0x%x\n\n", -ret );
+            polarssl_printf( " failed\n  ! ssl_handshake returned -0x%x\n\n", -ret );
             goto exit;
         }
     }
 
-    printf( " ok\n" );
+    polarssl_printf( " ok\n" );
 
     /*
      * 5. Verify the server certificate
      */
-    printf( "  . Verifying peer X.509 certificate..." );
+    polarssl_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 )
     {
-        printf( " failed\n" );
+        polarssl_printf( " failed\n" );
 
         if( ( ret & BADCERT_EXPIRED ) != 0 )
-            printf( "  ! server certificate has expired\n" );
+            polarssl_printf( "  ! server certificate has expired\n" );
 
         if( ( ret & BADCERT_REVOKED ) != 0 )
-            printf( "  ! server certificate has been revoked\n" );
+            polarssl_printf( "  ! server certificate has been revoked\n" );
 
         if( ( ret & BADCERT_CN_MISMATCH ) != 0 )
-            printf( "  ! CN mismatch (expected CN=%s)\n", "PolarSSL Server 1" );
+            polarssl_printf( "  ! CN mismatch (expected CN=%s)\n", "PolarSSL Server 1" );
 
         if( ( ret & BADCERT_NOT_TRUSTED ) != 0 )
-            printf( "  ! self-signed or not signed by a trusted CA\n" );
+            polarssl_printf( "  ! self-signed or not signed by a trusted CA\n" );
 
-        printf( "\n" );
+        polarssl_printf( "\n" );
     }
     else
-        printf( " ok\n" );
+        polarssl_printf( " ok\n" );
 
     /*
      * 3. Write the GET request
      */
-    printf( "  > Write to server:" );
+    polarssl_printf( "  > Write to server:" );
     fflush( stdout );
 
     len = sprintf( (char *) buf, GET_REQUEST );
@@ -231,18 +240,18 @@
     {
         if( ret != POLARSSL_ERR_NET_WANT_READ && ret != POLARSSL_ERR_NET_WANT_WRITE )
         {
-            printf( " failed\n  ! ssl_write returned %d\n\n", ret );
+            polarssl_printf( " failed\n  ! ssl_write returned %d\n\n", ret );
             goto exit;
         }
     }
 
     len = ret;
-    printf( " %d bytes written\n\n%s", len, (char *) buf );
+    polarssl_printf( " %d bytes written\n\n%s", len, (char *) buf );
 
     /*
      * 7. Read the HTTP response
      */
-    printf( "  < Read from server:" );
+    polarssl_printf( "  < Read from server:" );
     fflush( stdout );
 
     do
@@ -259,18 +268,18 @@
 
         if( ret < 0 )
         {
-            printf( "failed\n  ! ssl_read returned %d\n\n", ret );
+            polarssl_printf( "failed\n  ! ssl_read returned %d\n\n", ret );
             break;
         }
 
         if( ret == 0 )
         {
-            printf( "\n\nEOF\n\n" );
+            polarssl_printf( "\n\nEOF\n\n" );
             break;
         }
 
         len = ret;
-        printf( " %d bytes read\n\n%s", len, (char *) buf );
+        polarssl_printf( " %d bytes read\n\n%s", len, (char *) buf );
     }
     while( 1 );
 
@@ -283,7 +292,7 @@
     {
         char error_buf[100];
         polarssl_strerror( ret, error_buf, 100 );
-        printf("Last error was: %d - %s\n\n", ret, error_buf );
+        polarssl_printf("Last error was: %d - %s\n\n", ret, error_buf );
     }
 #endif
 
@@ -298,7 +307,7 @@
     memset( &ssl, 0, sizeof( ssl ) );
 
 #if defined(_WIN32)
-    printf( "  + Press Enter to exit this program.\n" );
+    polarssl_printf( "  + Press Enter to exit this program.\n" );
     fflush( stdout ); getchar();
 #endif