| /* |
| * Minimal SSL client, used for memory measurements. |
| * (meant to be used with config-suite-b.h or config-ccm-psk-tls1_2.h) |
| * |
| * Copyright (C) 2014, ARM Limited, All Rights Reserved |
| * |
| * This file is part of mbed TLS (https://tls.mbed.org) |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License along |
| * with this program; if not, write to the Free Software Foundation, Inc., |
| * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| */ |
| |
| #if !defined(MBEDTLS_CONFIG_FILE) |
| #include "mbedtls/config.h" |
| #else |
| #include MBEDTLS_CONFIG_FILE |
| #endif |
| |
| /* |
| * We're creating and connecting the socket "manually" rather than using the |
| * NET module, in order to avoid the overhead of getaddrinfo() which tends to |
| * dominate memory usage in small configurations. For the sake of simplicity, |
| * only a Unix version is implemented. |
| */ |
| #if defined(unix) || defined(__unix__) || defined(__unix) |
| #define UNIX |
| #endif |
| |
| #if !defined(MBEDTLS_CTR_DRBG_C) || !defined(MBEDTLS_ENTROPY_C) || \ |
| !defined(MBEDTLS_NET_C) || !defined(MBEDTLS_SSL_CLI_C) || \ |
| !defined(UNIX) |
| #if defined(MBEDTLS_PLATFORM_C) |
| #include "mbedtls/platform.h" |
| #else |
| #include <stdio.h> |
| #define mbedtls_printf printf |
| #endif |
| int main( void ) |
| { |
| mbedtls_printf( "MBEDTLS_CTR_DRBG_C and/or MBEDTLS_ENTROPY_C and/or " |
| "MBEDTLS_NET_C and/or MBEDTLS_SSL_CLI_C and/or UNIX " |
| "not defined.\n"); |
| return( 0 ); |
| } |
| #else |
| |
| #include <string.h> |
| |
| #include "mbedtls/net.h" |
| #include "mbedtls/ssl.h" |
| #include "mbedtls/entropy.h" |
| #include "mbedtls/ctr_drbg.h" |
| |
| #include <sys/socket.h> |
| #include <netinet/in.h> |
| #include <arpa/inet.h> |
| |
| /* |
| * Hardcoded values for server host and port |
| */ |
| #define PORT_BE 0x1151 /* 4433 */ |
| #define PORT_LE 0x5111 |
| #define ADDR_BE 0x7f000001 /* 127.0.0.1 */ |
| #define ADDR_LE 0x0100007f |
| #define HOSTNAME "localhost" /* for cert verification if enabled */ |
| |
| #define GET_REQUEST "GET / HTTP/1.0\r\n\r\n" |
| |
| const char *pers = "mini_client"; |
| |
| #if defined(MBEDTLS_KEY_EXCHANGE__SOME__PSK_ENABLED) |
| const unsigned char psk[] = { |
| 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, |
| 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f |
| }; |
| const char psk_id[] = "Client_identity"; |
| #endif |
| |
| #if defined(MBEDTLS_X509_CRT_PARSE_C) |
| /* This is tests/data_files/test-ca2.crt, a CA using EC secp384r1 */ |
| const unsigned char ca_cert[] = { |
| 0x30, 0x82, 0x02, 0x52, 0x30, 0x82, 0x01, 0xd7, 0xa0, 0x03, 0x02, 0x01, |
| 0x02, 0x02, 0x09, 0x00, 0xc1, 0x43, 0xe2, 0x7e, 0x62, 0x43, 0xcc, 0xe8, |
| 0x30, 0x0a, 0x06, 0x08, 0x2a, 0x86, 0x48, 0xce, 0x3d, 0x04, 0x03, 0x02, |
| 0x30, 0x3e, 0x31, 0x0b, 0x30, 0x09, 0x06, 0x03, 0x55, 0x04, 0x06, 0x13, |
| 0x02, 0x4e, 0x4c, 0x31, 0x11, 0x30, 0x0f, 0x06, 0x03, 0x55, 0x04, 0x0a, |
| 0x13, 0x08, 0x50, 0x6f, 0x6c, 0x61, 0x72, 0x53, 0x53, 0x4c, 0x31, 0x1c, |
| 0x30, 0x1a, 0x06, 0x03, 0x55, 0x04, 0x03, 0x13, 0x13, 0x50, 0x6f, 0x6c, |
| 0x61, 0x72, 0x73, 0x73, 0x6c, 0x20, 0x54, 0x65, 0x73, 0x74, 0x20, 0x45, |
| 0x43, 0x20, 0x43, 0x41, 0x30, 0x1e, 0x17, 0x0d, 0x31, 0x33, 0x30, 0x39, |
| 0x32, 0x34, 0x31, 0x35, 0x34, 0x39, 0x34, 0x38, 0x5a, 0x17, 0x0d, 0x32, |
| 0x33, 0x30, 0x39, 0x32, 0x32, 0x31, 0x35, 0x34, 0x39, 0x34, 0x38, 0x5a, |
| 0x30, 0x3e, 0x31, 0x0b, 0x30, 0x09, 0x06, 0x03, 0x55, 0x04, 0x06, 0x13, |
| 0x02, 0x4e, 0x4c, 0x31, 0x11, 0x30, 0x0f, 0x06, 0x03, 0x55, 0x04, 0x0a, |
| 0x13, 0x08, 0x50, 0x6f, 0x6c, 0x61, 0x72, 0x53, 0x53, 0x4c, 0x31, 0x1c, |
| 0x30, 0x1a, 0x06, 0x03, 0x55, 0x04, 0x03, 0x13, 0x13, 0x50, 0x6f, 0x6c, |
| 0x61, 0x72, 0x73, 0x73, 0x6c, 0x20, 0x54, 0x65, 0x73, 0x74, 0x20, 0x45, |
| 0x43, 0x20, 0x43, 0x41, 0x30, 0x76, 0x30, 0x10, 0x06, 0x07, 0x2a, 0x86, |
| 0x48, 0xce, 0x3d, 0x02, 0x01, 0x06, 0x05, 0x2b, 0x81, 0x04, 0x00, 0x22, |
| 0x03, 0x62, 0x00, 0x04, 0xc3, 0xda, 0x2b, 0x34, 0x41, 0x37, 0x58, 0x2f, |
| 0x87, 0x56, 0xfe, 0xfc, 0x89, 0xba, 0x29, 0x43, 0x4b, 0x4e, 0xe0, 0x6e, |
| 0xc3, 0x0e, 0x57, 0x53, 0x33, 0x39, 0x58, 0xd4, 0x52, 0xb4, 0x91, 0x95, |
| 0x39, 0x0b, 0x23, 0xdf, 0x5f, 0x17, 0x24, 0x62, 0x48, 0xfc, 0x1a, 0x95, |
| 0x29, 0xce, 0x2c, 0x2d, 0x87, 0xc2, 0x88, 0x52, 0x80, 0xaf, 0xd6, 0x6a, |
| 0xab, 0x21, 0xdd, 0xb8, 0xd3, 0x1c, 0x6e, 0x58, 0xb8, 0xca, 0xe8, 0xb2, |
| 0x69, 0x8e, 0xf3, 0x41, 0xad, 0x29, 0xc3, 0xb4, 0x5f, 0x75, 0xa7, 0x47, |
| 0x6f, 0xd5, 0x19, 0x29, 0x55, 0x69, 0x9a, 0x53, 0x3b, 0x20, 0xb4, 0x66, |
| 0x16, 0x60, 0x33, 0x1e, 0xa3, 0x81, 0xa0, 0x30, 0x81, 0x9d, 0x30, 0x1d, |
| 0x06, 0x03, 0x55, 0x1d, 0x0e, 0x04, 0x16, 0x04, 0x14, 0x9d, 0x6d, 0x20, |
| 0x24, 0x49, 0x01, 0x3f, 0x2b, 0xcb, 0x78, 0xb5, 0x19, 0xbc, 0x7e, 0x24, |
| 0xc9, 0xdb, 0xfb, 0x36, 0x7c, 0x30, 0x6e, 0x06, 0x03, 0x55, 0x1d, 0x23, |
| 0x04, 0x67, 0x30, 0x65, 0x80, 0x14, 0x9d, 0x6d, 0x20, 0x24, 0x49, 0x01, |
| 0x3f, 0x2b, 0xcb, 0x78, 0xb5, 0x19, 0xbc, 0x7e, 0x24, 0xc9, 0xdb, 0xfb, |
| 0x36, 0x7c, 0xa1, 0x42, 0xa4, 0x40, 0x30, 0x3e, 0x31, 0x0b, 0x30, 0x09, |
| 0x06, 0x03, 0x55, 0x04, 0x06, 0x13, 0x02, 0x4e, 0x4c, 0x31, 0x11, 0x30, |
| 0x0f, 0x06, 0x03, 0x55, 0x04, 0x0a, 0x13, 0x08, 0x50, 0x6f, 0x6c, 0x61, |
| 0x72, 0x53, 0x53, 0x4c, 0x31, 0x1c, 0x30, 0x1a, 0x06, 0x03, 0x55, 0x04, |
| 0x03, 0x13, 0x13, 0x50, 0x6f, 0x6c, 0x61, 0x72, 0x73, 0x73, 0x6c, 0x20, |
| 0x54, 0x65, 0x73, 0x74, 0x20, 0x45, 0x43, 0x20, 0x43, 0x41, 0x82, 0x09, |
| 0x00, 0xc1, 0x43, 0xe2, 0x7e, 0x62, 0x43, 0xcc, 0xe8, 0x30, 0x0c, 0x06, |
| 0x03, 0x55, 0x1d, 0x13, 0x04, 0x05, 0x30, 0x03, 0x01, 0x01, 0xff, 0x30, |
| 0x0a, 0x06, 0x08, 0x2a, 0x86, 0x48, 0xce, 0x3d, 0x04, 0x03, 0x02, 0x03, |
| 0x69, 0x00, 0x30, 0x66, 0x02, 0x31, 0x00, 0xc3, 0xb4, 0x62, 0x73, 0x56, |
| 0x28, 0x95, 0x00, 0x7d, 0x78, 0x12, 0x26, 0xd2, 0x71, 0x7b, 0x19, 0xf8, |
| 0x8a, 0x98, 0x3e, 0x92, 0xfe, 0x33, 0x9e, 0xe4, 0x79, 0xd2, 0xfe, 0x7a, |
| 0xb7, 0x87, 0x74, 0x3c, 0x2b, 0xb8, 0xd7, 0x69, 0x94, 0x0b, 0xa3, 0x67, |
| 0x77, 0xb8, 0xb3, 0xbe, 0xd1, 0x36, 0x32, 0x02, 0x31, 0x00, 0xfd, 0x67, |
| 0x9c, 0x94, 0x23, 0x67, 0xc0, 0x56, 0xba, 0x4b, 0x33, 0x15, 0x00, 0xc6, |
| 0xe3, 0xcc, 0x31, 0x08, 0x2c, 0x9c, 0x8b, 0xda, 0xa9, 0x75, 0x23, 0x2f, |
| 0xb8, 0x28, 0xe7, 0xf2, 0x9c, 0x14, 0x3a, 0x40, 0x01, 0x5c, 0xaf, 0x0c, |
| 0xb2, 0xcf, 0x74, 0x7f, 0x30, 0x9f, 0x08, 0x43, 0xad, 0x20, |
| }; |
| #endif /* MBEDTLS_X509_CRT_PARSE_C */ |
| |
| enum exit_codes |
| { |
| exit_ok = 0, |
| ctr_drbg_seed_failed, |
| ssl_config_defaults_failed, |
| ssl_setup_failed, |
| hostname_failed, |
| socket_failed, |
| connect_failed, |
| x509_crt_parse_failed, |
| ssl_handshake_failed, |
| ssl_write_failed, |
| }; |
| |
| int main( void ) |
| { |
| int ret = exit_ok; |
| int server_fd = -1; |
| struct sockaddr_in addr; |
| #if defined(MBEDTLS_X509_CRT_PARSE_C) |
| mbedtls_x509_crt ca; |
| #endif |
| |
| mbedtls_entropy_context entropy; |
| mbedtls_ctr_drbg_context ctr_drbg; |
| mbedtls_ssl_context ssl; |
| mbedtls_ssl_config conf; |
| mbedtls_ctr_drbg_init( &ctr_drbg ); |
| |
| /* |
| * 0. Initialize and setup stuff |
| */ |
| mbedtls_ssl_init( &ssl ); |
| mbedtls_ssl_config_init( &conf ); |
| #if defined(MBEDTLS_X509_CRT_PARSE_C) |
| mbedtls_x509_crt_init( &ca ); |
| #endif |
| |
| mbedtls_entropy_init( &entropy ); |
| if( mbedtls_ctr_drbg_seed( &ctr_drbg, mbedtls_entropy_func, &entropy, |
| (const unsigned char *) pers, strlen( pers ) ) != 0 ) |
| { |
| ret = ctr_drbg_seed_failed; |
| goto exit; |
| } |
| |
| if( mbedtls_ssl_config_defaults( &conf, |
| MBEDTLS_SSL_IS_CLIENT, |
| MBEDTLS_SSL_TRANSPORT_STREAM, |
| MBEDTLS_SSL_PRESET_DEFAULT ) != 0 ) |
| { |
| ret = ssl_config_defaults_failed; |
| goto exit; |
| } |
| |
| mbedtls_ssl_conf_rng( &conf, mbedtls_ctr_drbg_random, &ctr_drbg ); |
| |
| #if defined(MBEDTLS_KEY_EXCHANGE__SOME__PSK_ENABLED) |
| mbedtls_ssl_conf_psk( &conf, psk, sizeof( psk ), |
| (const unsigned char *) psk_id, sizeof( psk_id ) - 1 ); |
| #endif |
| |
| #if defined(MBEDTLS_X509_CRT_PARSE_C) |
| if( mbedtls_x509_crt_parse_der( &ca, ca_cert, sizeof( ca_cert ) ) != 0 ) |
| { |
| ret = x509_crt_parse_failed; |
| goto exit; |
| } |
| |
| mbedtls_ssl_conf_ca_chain( &conf, &ca, NULL ); |
| mbedtls_ssl_conf_authmode( &conf, MBEDTLS_SSL_VERIFY_REQUIRED ); |
| #endif |
| |
| if( mbedtls_ssl_setup( &ssl, &conf ) != 0 ) |
| { |
| ret = ssl_setup_failed; |
| goto exit; |
| } |
| |
| #if defined(MBEDTLS_X509_CRT_PARSE_C) |
| if( mbedtls_ssl_set_hostname( &ssl, HOSTNAME ) != 0 ) |
| { |
| ret = hostname_failed; |
| goto exit; |
| } |
| #endif |
| |
| /* |
| * 1. Start the connection |
| */ |
| memset( &addr, 0, sizeof( addr ) ); |
| addr.sin_family = AF_INET; |
| |
| ret = 1; /* for endianness detection */ |
| addr.sin_port = *((char *) &ret) == ret ? PORT_LE : PORT_BE; |
| addr.sin_addr.s_addr = *((char *) &ret) == ret ? ADDR_LE : ADDR_BE; |
| ret = 0; |
| |
| if( ( server_fd = socket( AF_INET, SOCK_STREAM, 0 ) ) < 0 ) |
| { |
| ret = socket_failed; |
| goto exit; |
| } |
| |
| if( connect( server_fd, |
| (const struct sockaddr *) &addr, sizeof( addr ) ) < 0 ) |
| { |
| ret = connect_failed; |
| goto exit; |
| } |
| |
| mbedtls_ssl_set_bio( &ssl, &server_fd, mbedtls_net_send, mbedtls_net_recv, NULL ); |
| |
| if( mbedtls_ssl_handshake( &ssl ) != 0 ) |
| { |
| ret = ssl_handshake_failed; |
| goto exit; |
| } |
| |
| /* |
| * 2. Write the GET request and close the connection |
| */ |
| if( mbedtls_ssl_write( &ssl, (const unsigned char *) GET_REQUEST, |
| sizeof( GET_REQUEST ) - 1 ) <= 0 ) |
| { |
| ret = ssl_write_failed; |
| goto exit; |
| } |
| |
| mbedtls_ssl_close_notify( &ssl ); |
| |
| exit: |
| if( server_fd != -1 ) |
| mbedtls_net_close( server_fd ); |
| |
| mbedtls_ssl_free( &ssl ); |
| mbedtls_ssl_config_free( &conf ); |
| mbedtls_ctr_drbg_free( &ctr_drbg ); |
| mbedtls_entropy_free( &entropy ); |
| #if defined(MBEDTLS_X509_CRT_PARSE_C) |
| mbedtls_x509_crt_free( &ca ); |
| #endif |
| |
| return( ret ); |
| } |
| #endif |