mirror of
https://github.com/Mbed-TLS/mbedtls.git
synced 2025-07-30 22:43:08 +03:00
Switch to the new code style
Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
This commit is contained in:
Gilles Peskine
@ -36,14 +36,14 @@
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!defined(MBEDTLS_X509_CRT_PARSE_C) || !defined(MBEDTLS_RSA_C) || \
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!defined(MBEDTLS_PEM_PARSE_C) || !defined(MBEDTLS_TIMING_C)
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int main( void )
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int main(void)
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{
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printf( "MBEDTLS_SSL_SRV_C and/or MBEDTLS_SSL_PROTO_DTLS and/or "
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"MBEDTLS_SSL_COOKIE_C and/or MBEDTLS_NET_C and/or "
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"MBEDTLS_ENTROPY_C and/or MBEDTLS_CTR_DRBG_C and/or "
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"MBEDTLS_X509_CRT_PARSE_C and/or MBEDTLS_RSA_C and/or "
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"MBEDTLS_PEM_PARSE_C and/or MBEDTLS_TIMING_C not defined.\n" );
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mbedtls_exit( 0 );
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printf("MBEDTLS_SSL_SRV_C and/or MBEDTLS_SSL_PROTO_DTLS and/or "
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"MBEDTLS_SSL_COOKIE_C and/or MBEDTLS_NET_C and/or "
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"MBEDTLS_ENTROPY_C and/or MBEDTLS_CTR_DRBG_C and/or "
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"MBEDTLS_X509_CRT_PARSE_C and/or MBEDTLS_RSA_C and/or "
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"MBEDTLS_PEM_PARSE_C and/or MBEDTLS_TIMING_C not defined.\n");
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mbedtls_exit(0);
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}
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#else
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@ -75,17 +75,17 @@ int main( void )
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#define DEBUG_LEVEL 0
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static void my_debug( void *ctx, int level,
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const char *file, int line,
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const char *str )
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static void my_debug(void *ctx, int level,
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const char *file, int line,
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const char *str)
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{
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((void) level);
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mbedtls_fprintf( (FILE *) ctx, "%s:%04d: %s", file, line, str );
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fflush( (FILE *) ctx );
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mbedtls_fprintf((FILE *) ctx, "%s:%04d: %s", file, line, str);
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fflush((FILE *) ctx);
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}
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int main( void )
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int main(void)
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{
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int ret, len;
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mbedtls_net_context listen_fd, client_fd;
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@ -106,274 +106,265 @@ int main( void )
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mbedtls_ssl_cache_context cache;
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#endif
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mbedtls_net_init( &listen_fd );
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mbedtls_net_init( &client_fd );
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mbedtls_ssl_init( &ssl );
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mbedtls_ssl_config_init( &conf );
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mbedtls_ssl_cookie_init( &cookie_ctx );
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mbedtls_net_init(&listen_fd);
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mbedtls_net_init(&client_fd);
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mbedtls_ssl_init(&ssl);
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mbedtls_ssl_config_init(&conf);
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mbedtls_ssl_cookie_init(&cookie_ctx);
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#if defined(MBEDTLS_SSL_CACHE_C)
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mbedtls_ssl_cache_init( &cache );
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mbedtls_ssl_cache_init(&cache);
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#endif
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mbedtls_x509_crt_init( &srvcert );
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mbedtls_pk_init( &pkey );
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mbedtls_entropy_init( &entropy );
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mbedtls_ctr_drbg_init( &ctr_drbg );
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mbedtls_x509_crt_init(&srvcert);
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mbedtls_pk_init(&pkey);
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mbedtls_entropy_init(&entropy);
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mbedtls_ctr_drbg_init(&ctr_drbg);
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#if defined(MBEDTLS_DEBUG_C)
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mbedtls_debug_set_threshold( DEBUG_LEVEL );
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mbedtls_debug_set_threshold(DEBUG_LEVEL);
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#endif
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/*
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* 1. Seed the RNG
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*/
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printf( " . Seeding the random number generator..." );
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fflush( stdout );
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printf(" . Seeding the random number generator...");
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fflush(stdout);
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if( ( ret = mbedtls_ctr_drbg_seed( &ctr_drbg, mbedtls_entropy_func, &entropy,
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(const unsigned char *) pers,
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strlen( pers ) ) ) != 0 )
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{
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printf( " failed\n ! mbedtls_ctr_drbg_seed returned %d\n", ret );
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if ((ret = mbedtls_ctr_drbg_seed(&ctr_drbg, mbedtls_entropy_func, &entropy,
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(const unsigned char *) pers,
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strlen(pers))) != 0) {
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printf(" failed\n ! mbedtls_ctr_drbg_seed returned %d\n", ret);
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goto exit;
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}
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printf( " ok\n" );
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printf(" ok\n");
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/*
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* 2. Load the certificates and private RSA key
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*/
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printf( "\n . Loading the server cert. and key..." );
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fflush( stdout );
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printf("\n . Loading the server cert. and key...");
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fflush(stdout);
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/*
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* This demonstration program uses embedded test certificates.
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* Instead, you may want to use mbedtls_x509_crt_parse_file() to read the
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* server and CA certificates, as well as mbedtls_pk_parse_keyfile().
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*/
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ret = mbedtls_x509_crt_parse( &srvcert, (const unsigned char *) mbedtls_test_srv_crt,
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mbedtls_test_srv_crt_len );
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if( ret != 0 )
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{
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printf( " failed\n ! mbedtls_x509_crt_parse returned %d\n\n", ret );
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ret = mbedtls_x509_crt_parse(&srvcert, (const unsigned char *) mbedtls_test_srv_crt,
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mbedtls_test_srv_crt_len);
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if (ret != 0) {
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printf(" failed\n ! mbedtls_x509_crt_parse returned %d\n\n", ret);
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goto exit;
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}
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ret = mbedtls_x509_crt_parse( &srvcert, (const unsigned char *) mbedtls_test_cas_pem,
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mbedtls_test_cas_pem_len );
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if( ret != 0 )
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{
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printf( " failed\n ! mbedtls_x509_crt_parse returned %d\n\n", ret );
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ret = mbedtls_x509_crt_parse(&srvcert, (const unsigned char *) mbedtls_test_cas_pem,
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mbedtls_test_cas_pem_len);
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if (ret != 0) {
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printf(" failed\n ! mbedtls_x509_crt_parse returned %d\n\n", ret);
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goto exit;
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}
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ret = mbedtls_pk_parse_key( &pkey, (const unsigned char *) mbedtls_test_srv_key,
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mbedtls_test_srv_key_len, NULL, 0, mbedtls_ctr_drbg_random, &ctr_drbg );
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if( ret != 0 )
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{
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printf( " failed\n ! mbedtls_pk_parse_key returned %d\n\n", ret );
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ret = mbedtls_pk_parse_key(&pkey,
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(const unsigned char *) mbedtls_test_srv_key,
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mbedtls_test_srv_key_len,
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NULL,
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0,
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mbedtls_ctr_drbg_random,
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&ctr_drbg);
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if (ret != 0) {
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printf(" failed\n ! mbedtls_pk_parse_key returned %d\n\n", ret);
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goto exit;
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}
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printf( " ok\n" );
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printf(" ok\n");
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/*
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* 3. Setup the "listening" UDP socket
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*/
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printf( " . Bind on udp/*/4433 ..." );
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fflush( stdout );
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printf(" . Bind on udp/*/4433 ...");
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fflush(stdout);
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if( ( ret = mbedtls_net_bind( &listen_fd, BIND_IP, "4433", MBEDTLS_NET_PROTO_UDP ) ) != 0 )
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{
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printf( " failed\n ! mbedtls_net_bind returned %d\n\n", ret );
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if ((ret = mbedtls_net_bind(&listen_fd, BIND_IP, "4433", MBEDTLS_NET_PROTO_UDP)) != 0) {
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printf(" failed\n ! mbedtls_net_bind returned %d\n\n", ret);
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goto exit;
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}
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printf( " ok\n" );
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printf(" ok\n");
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/*
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* 4. Setup stuff
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*/
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printf( " . Setting up the DTLS data..." );
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fflush( stdout );
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printf(" . Setting up the DTLS data...");
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fflush(stdout);
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if( ( ret = mbedtls_ssl_config_defaults( &conf,
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MBEDTLS_SSL_IS_SERVER,
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MBEDTLS_SSL_TRANSPORT_DATAGRAM,
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MBEDTLS_SSL_PRESET_DEFAULT ) ) != 0 )
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{
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mbedtls_printf( " failed\n ! mbedtls_ssl_config_defaults returned %d\n\n", ret );
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if ((ret = mbedtls_ssl_config_defaults(&conf,
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MBEDTLS_SSL_IS_SERVER,
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MBEDTLS_SSL_TRANSPORT_DATAGRAM,
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MBEDTLS_SSL_PRESET_DEFAULT)) != 0) {
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mbedtls_printf(" failed\n ! mbedtls_ssl_config_defaults returned %d\n\n", ret);
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goto exit;
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}
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mbedtls_ssl_conf_rng( &conf, mbedtls_ctr_drbg_random, &ctr_drbg );
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mbedtls_ssl_conf_dbg( &conf, my_debug, stdout );
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mbedtls_ssl_conf_read_timeout( &conf, READ_TIMEOUT_MS );
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mbedtls_ssl_conf_rng(&conf, mbedtls_ctr_drbg_random, &ctr_drbg);
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mbedtls_ssl_conf_dbg(&conf, my_debug, stdout);
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mbedtls_ssl_conf_read_timeout(&conf, READ_TIMEOUT_MS);
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#if defined(MBEDTLS_SSL_CACHE_C)
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mbedtls_ssl_conf_session_cache( &conf, &cache,
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mbedtls_ssl_conf_session_cache(&conf, &cache,
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mbedtls_ssl_cache_get,
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mbedtls_ssl_cache_set );
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mbedtls_ssl_cache_set);
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#endif
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mbedtls_ssl_conf_ca_chain( &conf, srvcert.next, NULL );
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if( ( ret = mbedtls_ssl_conf_own_cert( &conf, &srvcert, &pkey ) ) != 0 )
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{
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printf( " failed\n ! mbedtls_ssl_conf_own_cert returned %d\n\n", ret );
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mbedtls_ssl_conf_ca_chain(&conf, srvcert.next, NULL);
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if ((ret = mbedtls_ssl_conf_own_cert(&conf, &srvcert, &pkey)) != 0) {
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printf(" failed\n ! mbedtls_ssl_conf_own_cert returned %d\n\n", ret);
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goto exit;
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}
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if( ( ret = mbedtls_ssl_cookie_setup( &cookie_ctx,
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mbedtls_ctr_drbg_random, &ctr_drbg ) ) != 0 )
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{
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printf( " failed\n ! mbedtls_ssl_cookie_setup returned %d\n\n", ret );
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if ((ret = mbedtls_ssl_cookie_setup(&cookie_ctx,
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mbedtls_ctr_drbg_random, &ctr_drbg)) != 0) {
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printf(" failed\n ! mbedtls_ssl_cookie_setup returned %d\n\n", ret);
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goto exit;
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}
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mbedtls_ssl_conf_dtls_cookies( &conf, mbedtls_ssl_cookie_write, mbedtls_ssl_cookie_check,
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&cookie_ctx );
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mbedtls_ssl_conf_dtls_cookies(&conf, mbedtls_ssl_cookie_write, mbedtls_ssl_cookie_check,
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&cookie_ctx);
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if( ( ret = mbedtls_ssl_setup( &ssl, &conf ) ) != 0 )
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{
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printf( " failed\n ! mbedtls_ssl_setup returned %d\n\n", ret );
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if ((ret = mbedtls_ssl_setup(&ssl, &conf)) != 0) {
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printf(" failed\n ! mbedtls_ssl_setup returned %d\n\n", ret);
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goto exit;
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}
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mbedtls_ssl_set_timer_cb( &ssl, &timer, mbedtls_timing_set_delay,
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mbedtls_timing_get_delay );
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mbedtls_ssl_set_timer_cb(&ssl, &timer, mbedtls_timing_set_delay,
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mbedtls_timing_get_delay);
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printf( " ok\n" );
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printf(" ok\n");
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reset:
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#ifdef MBEDTLS_ERROR_C
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if( ret != 0 )
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{
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if (ret != 0) {
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char error_buf[100];
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mbedtls_strerror( ret, error_buf, 100 );
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printf("Last error was: %d - %s\n\n", ret, error_buf );
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mbedtls_strerror(ret, error_buf, 100);
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printf("Last error was: %d - %s\n\n", ret, error_buf);
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}
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#endif
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mbedtls_net_free( &client_fd );
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mbedtls_net_free(&client_fd);
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|
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mbedtls_ssl_session_reset( &ssl );
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mbedtls_ssl_session_reset(&ssl);
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|
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/*
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* 3. Wait until a client connects
|
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*/
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printf( " . Waiting for a remote connection ..." );
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fflush( stdout );
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printf(" . Waiting for a remote connection ...");
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fflush(stdout);
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|
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if( ( ret = mbedtls_net_accept( &listen_fd, &client_fd,
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client_ip, sizeof( client_ip ), &cliip_len ) ) != 0 )
|
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{
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||||
printf( " failed\n ! mbedtls_net_accept returned %d\n\n", ret );
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if ((ret = mbedtls_net_accept(&listen_fd, &client_fd,
|
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client_ip, sizeof(client_ip), &cliip_len)) != 0) {
|
||||
printf(" failed\n ! mbedtls_net_accept returned %d\n\n", ret);
|
||||
goto exit;
|
||||
}
|
||||
|
||||
/* For HelloVerifyRequest cookies */
|
||||
if( ( ret = mbedtls_ssl_set_client_transport_id( &ssl,
|
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client_ip, cliip_len ) ) != 0 )
|
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{
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||||
printf( " failed\n ! "
|
||||
"mbedtls_ssl_set_client_transport_id() returned -0x%x\n\n", (unsigned int) -ret );
|
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if ((ret = mbedtls_ssl_set_client_transport_id(&ssl,
|
||||
client_ip, cliip_len)) != 0) {
|
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printf(" failed\n ! "
|
||||
"mbedtls_ssl_set_client_transport_id() returned -0x%x\n\n", (unsigned int) -ret);
|
||||
goto exit;
|
||||
}
|
||||
|
||||
mbedtls_ssl_set_bio( &ssl, &client_fd,
|
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mbedtls_net_send, mbedtls_net_recv, mbedtls_net_recv_timeout );
|
||||
mbedtls_ssl_set_bio(&ssl, &client_fd,
|
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mbedtls_net_send, mbedtls_net_recv, mbedtls_net_recv_timeout);
|
||||
|
||||
printf( " ok\n" );
|
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printf(" ok\n");
|
||||
|
||||
/*
|
||||
* 5. Handshake
|
||||
*/
|
||||
printf( " . Performing the DTLS handshake..." );
|
||||
fflush( stdout );
|
||||
printf(" . Performing the DTLS handshake...");
|
||||
fflush(stdout);
|
||||
|
||||
do ret = mbedtls_ssl_handshake( &ssl );
|
||||
while( ret == MBEDTLS_ERR_SSL_WANT_READ ||
|
||||
ret == MBEDTLS_ERR_SSL_WANT_WRITE );
|
||||
do {
|
||||
ret = mbedtls_ssl_handshake(&ssl);
|
||||
} while (ret == MBEDTLS_ERR_SSL_WANT_READ ||
|
||||
ret == MBEDTLS_ERR_SSL_WANT_WRITE);
|
||||
|
||||
if( ret == MBEDTLS_ERR_SSL_HELLO_VERIFY_REQUIRED )
|
||||
{
|
||||
printf( " hello verification requested\n" );
|
||||
if (ret == MBEDTLS_ERR_SSL_HELLO_VERIFY_REQUIRED) {
|
||||
printf(" hello verification requested\n");
|
||||
ret = 0;
|
||||
goto reset;
|
||||
}
|
||||
else if( ret != 0 )
|
||||
{
|
||||
printf( " failed\n ! mbedtls_ssl_handshake returned -0x%x\n\n", (unsigned int) -ret );
|
||||
} else if (ret != 0) {
|
||||
printf(" failed\n ! mbedtls_ssl_handshake returned -0x%x\n\n", (unsigned int) -ret);
|
||||
goto reset;
|
||||
}
|
||||
|
||||
printf( " ok\n" );
|
||||
printf(" ok\n");
|
||||
|
||||
/*
|
||||
* 6. Read the echo Request
|
||||
*/
|
||||
printf( " < Read from client:" );
|
||||
fflush( stdout );
|
||||
printf(" < Read from client:");
|
||||
fflush(stdout);
|
||||
|
||||
len = sizeof( buf ) - 1;
|
||||
memset( buf, 0, sizeof( buf ) );
|
||||
len = sizeof(buf) - 1;
|
||||
memset(buf, 0, sizeof(buf));
|
||||
|
||||
do ret = mbedtls_ssl_read( &ssl, buf, len );
|
||||
while( ret == MBEDTLS_ERR_SSL_WANT_READ ||
|
||||
ret == MBEDTLS_ERR_SSL_WANT_WRITE );
|
||||
do {
|
||||
ret = mbedtls_ssl_read(&ssl, buf, len);
|
||||
} while (ret == MBEDTLS_ERR_SSL_WANT_READ ||
|
||||
ret == MBEDTLS_ERR_SSL_WANT_WRITE);
|
||||
|
||||
if( ret <= 0 )
|
||||
{
|
||||
switch( ret )
|
||||
{
|
||||
if (ret <= 0) {
|
||||
switch (ret) {
|
||||
case MBEDTLS_ERR_SSL_TIMEOUT:
|
||||
printf( " timeout\n\n" );
|
||||
printf(" timeout\n\n");
|
||||
goto reset;
|
||||
|
||||
case MBEDTLS_ERR_SSL_PEER_CLOSE_NOTIFY:
|
||||
printf( " connection was closed gracefully\n" );
|
||||
printf(" connection was closed gracefully\n");
|
||||
ret = 0;
|
||||
goto close_notify;
|
||||
|
||||
default:
|
||||
printf( " mbedtls_ssl_read returned -0x%x\n\n", (unsigned int) -ret );
|
||||
printf(" mbedtls_ssl_read returned -0x%x\n\n", (unsigned int) -ret);
|
||||
goto reset;
|
||||
}
|
||||
}
|
||||
|
||||
len = ret;
|
||||
printf( " %d bytes read\n\n%s\n\n", len, buf );
|
||||
printf(" %d bytes read\n\n%s\n\n", len, buf);
|
||||
|
||||
/*
|
||||
* 7. Write the 200 Response
|
||||
*/
|
||||
printf( " > Write to client:" );
|
||||
fflush( stdout );
|
||||
printf(" > Write to client:");
|
||||
fflush(stdout);
|
||||
|
||||
do ret = mbedtls_ssl_write( &ssl, buf, len );
|
||||
while( ret == MBEDTLS_ERR_SSL_WANT_READ ||
|
||||
ret == MBEDTLS_ERR_SSL_WANT_WRITE );
|
||||
do {
|
||||
ret = mbedtls_ssl_write(&ssl, buf, len);
|
||||
} while (ret == MBEDTLS_ERR_SSL_WANT_READ ||
|
||||
ret == MBEDTLS_ERR_SSL_WANT_WRITE);
|
||||
|
||||
if( ret < 0 )
|
||||
{
|
||||
printf( " failed\n ! mbedtls_ssl_write returned %d\n\n", ret );
|
||||
if (ret < 0) {
|
||||
printf(" failed\n ! mbedtls_ssl_write returned %d\n\n", ret);
|
||||
goto exit;
|
||||
}
|
||||
|
||||
len = ret;
|
||||
printf( " %d bytes written\n\n%s\n\n", len, buf );
|
||||
printf(" %d bytes written\n\n%s\n\n", len, buf);
|
||||
|
||||
/*
|
||||
* 8. Done, cleanly close the connection
|
||||
*/
|
||||
close_notify:
|
||||
printf( " . Closing the connection..." );
|
||||
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;
|
||||
|
||||
printf( " done\n" );
|
||||
printf(" done\n");
|
||||
|
||||
goto reset;
|
||||
|
||||
@ -383,33 +374,33 @@ close_notify:
|
||||
exit:
|
||||
|
||||
#ifdef MBEDTLS_ERROR_C
|
||||
if( ret != 0 )
|
||||
{
|
||||
if (ret != 0) {
|
||||
char error_buf[100];
|
||||
mbedtls_strerror( ret, error_buf, 100 );
|
||||
printf( "Last error was: %d - %s\n\n", ret, error_buf );
|
||||
mbedtls_strerror(ret, error_buf, 100);
|
||||
printf("Last error was: %d - %s\n\n", ret, error_buf);
|
||||
}
|
||||
#endif
|
||||
|
||||
mbedtls_net_free( &client_fd );
|
||||
mbedtls_net_free( &listen_fd );
|
||||
mbedtls_net_free(&client_fd);
|
||||
mbedtls_net_free(&listen_fd);
|
||||
|
||||
mbedtls_x509_crt_free( &srvcert );
|
||||
mbedtls_pk_free( &pkey );
|
||||
mbedtls_ssl_free( &ssl );
|
||||
mbedtls_ssl_config_free( &conf );
|
||||
mbedtls_ssl_cookie_free( &cookie_ctx );
|
||||
mbedtls_x509_crt_free(&srvcert);
|
||||
mbedtls_pk_free(&pkey);
|
||||
mbedtls_ssl_free(&ssl);
|
||||
mbedtls_ssl_config_free(&conf);
|
||||
mbedtls_ssl_cookie_free(&cookie_ctx);
|
||||
#if defined(MBEDTLS_SSL_CACHE_C)
|
||||
mbedtls_ssl_cache_free( &cache );
|
||||
mbedtls_ssl_cache_free(&cache);
|
||||
#endif
|
||||
mbedtls_ctr_drbg_free( &ctr_drbg );
|
||||
mbedtls_entropy_free( &entropy );
|
||||
mbedtls_ctr_drbg_free(&ctr_drbg);
|
||||
mbedtls_entropy_free(&entropy);
|
||||
|
||||
/* Shell can not handle large exit numbers -> 1 for errors */
|
||||
if( ret < 0 )
|
||||
if (ret < 0) {
|
||||
ret = 1;
|
||||
}
|
||||
|
||||
mbedtls_exit( ret );
|
||||
mbedtls_exit(ret);
|
||||
}
|
||||
#endif /* MBEDTLS_SSL_SRV_C && MBEDTLS_SSL_PROTO_DTLS &&
|
||||
MBEDTLS_SSL_COOKIE_C && MBEDTLS_NET_C && MBEDTLS_ENTROPY_C &&
|
||||
|
||||
Reference in New Issue
Block a user