568 lines
15 KiB
C
568 lines
15 KiB
C
/* wolfssl_demo.c
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*
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* Copyright (C) 2006-2023 wolfSSL Inc.
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*
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* This file is part of wolfSSL.
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*
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* wolfSSL is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* wolfSSL is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
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*/
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include "FreeRTOS.h"
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#include "FreeRTOS_IP.h"
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#include "FreeRTOS_Sockets.h"
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#include "platform/iot_network.h"
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#include "platform.h"
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#include <wolfssl/wolfcrypt/settings.h>
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#include "wolfssl/ssl.h"
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#include <wolfssl/wolfio.h>
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#include "wolfssl/certs_test.h"
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#include "wolfssl/wolfcrypt/types.h"
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#include "wolfssl_demo.h"
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#include <wolfcrypt/test/test.h>
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#include <wolfcrypt/benchmark/benchmark.h>
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#if defined(BENCHMARK)
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#include "r_cmt_rx_if.h"
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#endif
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#if defined(TLS_CLIENT)
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#if defined(WOLFSSL_RENESAS_TSIP_TLS)
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#include "key_data.h"
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#include <wolfssl/wolfcrypt/port/Renesas/renesas-tsip-crypt.h>
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extern const st_key_block_data_t g_key_block_data;
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user_PKCbInfo guser_PKCbInfo;
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uint32_t g_encrypted_root_public_key[140];
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static TsipUserCtx userContext;
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#endif /* WOLFSSL_RENESAS_TSIP_TLS */
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static WOLFSSL_CTX* client_ctx;
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#endif /* TLS_CLIENT */
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#define TLSSERVER_IP "192.168.1.14"
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#define TLSSERVER_PORT 11111
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#define YEAR 2023
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#define MON 3
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#define FREQ 10000 /* Hz */
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static long tick;
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static int tmTick;
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/* time
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* returns seconds from EPOCH
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*/
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time_t time(time_t *t)
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{
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(void)t;
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return ((YEAR-1970)*365+30*MON)*24*60*60 + tmTick++;
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}
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/* timeTick
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* called periodically by H/W timer to increase tmTick.
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*/
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#if defined(BENCHMARK)
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static void timeTick(void* pdata)
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{
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(void)pdata;
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tick++;
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}
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#endif
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double current_time(int reset)
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{
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if(reset) tick = 0 ;
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return ((double)tick/FREQ) ;
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}
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/* --------------------------------------------------------*/
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/* Benchmark_demo */
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/* --------------------------------------------------------*/
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#if defined(BENCHMARK)
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static void Benchmark_demo(void)
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{
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uint32_t channel;
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R_CMT_CreatePeriodic(FREQ, &timeTick, &channel);
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printf("Start wolfCrypt Benchmark\n");
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benchmark_test(NULL);
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printf("End wolfCrypt Benchmark\n");
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}
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#endif /* BENCHMARK */
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/* --------------------------------------------------------*/
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/* CryptTest_demo */
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/* --------------------------------------------------------*/
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#if defined(CRYPT_TEST)
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static void CryptTest_demo(void)
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{
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int ret;
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if ((ret = wolfCrypt_Init()) != 0) {
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printf("wolfCrypt_Init failed %d\n", ret);
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}
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printf("Start wolfCrypt Test\n");
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wolfcrypt_test(NULL);
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printf("End wolfCrypt Test\n");
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if ((ret = wolfCrypt_Cleanup()) != 0) {
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printf("wolfCrypt_Cleanup failed %d\n", ret);
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}
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}
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#endif /* CRYPT_TEST */
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/* --------------------------------------------------------*/
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/* Tls_client_demo */
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/* --------------------------------------------------------*/
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#if defined(TLS_CLIENT)
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static void Tls_client_init(const char* cipherlist)
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{
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#ifndef NO_FILESYSTEM
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#ifdef USE_ECC_CERT
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char *cert = "./certs/ca-ecc-cert.pem";
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#else
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char *cert = "./certs/ca-cert.pem";
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#endif
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#else
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#if defined(USE_ECC_CERT) && defined(USE_CERT_BUFFERS_256)
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const unsigned char *cert = ca_ecc_cert_der_256;
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#define SIZEOF_CERT sizeof_ca_ecc_cert_der_256
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#else
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const unsigned char *cert = ca_cert_der_2048;
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#define SIZEOF_CERT sizeof_ca_cert_der_2048
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#endif
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#endif
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client_ctx = NULL;
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wolfSSL_Init();
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#ifdef DEBUG_WOLFSSL
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wolfSSL_Debugging_ON();
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#endif
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/* Create and initialize WOLFSSL_CTX */
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if ((client_ctx =
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wolfSSL_CTX_new(wolfSSLv23_client_method_ex((void *)NULL))) == NULL) {
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printf("ERROR: failed to create WOLFSSL_CTX\n");
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return;
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}
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#ifdef WOLFSSL_RENESAS_TSIP_TLS
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tsip_set_callbacks(client_ctx);
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#endif
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#if defined(NO_FILESYSTEM)
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if (wolfSSL_CTX_load_verify_buffer(client_ctx, cert,
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SIZEOF_CERT, SSL_FILETYPE_ASN1) != SSL_SUCCESS) {
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printf("ERROR: can't load certificate data\n");
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return;
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}
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#else
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if (wolfSSL_CTX_load_verify_locations(client_ctx, cert, 0) != SSL_SUCCESS) {
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printf("ERROR: can't load \"%s\"\n", cert);
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return NULL;
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}
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#endif
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/* use specific cipher */
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if (cipherlist != NULL &&
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wolfSSL_CTX_set_cipher_list(client_ctx, cipherlist) !=
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WOLFSSL_SUCCESS) {
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wolfSSL_CTX_free(client_ctx); client_ctx = NULL;
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printf("client can't set cipher list");
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}
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#if defined(WOLFSSL_TLS13) && defined(WOLFSSL_RENESAS_TSIP_TLS)
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if (wolfSSL_CTX_UseSupportedCurve(client_ctx, WOLFSSL_ECC_SECP256R1)
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!= WOLFSSL_SUCCESS) {
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wolfSSL_CTX_free(client_ctx); client_ctx = NULL;
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printf("client can't set use supported curves\n");
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return;
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}
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#endif
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}
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static void Tls_client()
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{
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#define BUFF_SIZE 256
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#define ADDR_SIZE 16
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int ret = 0;
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int err;
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WOLFSSL_CTX* ctx = (WOLFSSL_CTX *)client_ctx;
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WOLFSSL* ssl;
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Socket_t socket;
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socklen_t socksize = sizeof(struct freertos_sockaddr);
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struct freertos_sockaddr PeerAddr;
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char addrBuff[ADDR_SIZE] = {0};
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static const char sendBuff[]= "Hello Server\n" ;
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char rcvBuff[BUFF_SIZE] = {0};
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/* create TCP socket */
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socket = FreeRTOS_socket(FREERTOS_AF_INET,
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FREERTOS_SOCK_STREAM,
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FREERTOS_IPPROTO_TCP);
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configASSERT(socket != FREERTOS_INVALID_SOCKET);
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FreeRTOS_bind(socket, NULL, socksize);
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/* attempt to connect TLS server */
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PeerAddr.sin_addr = FreeRTOS_inet_addr(TLSSERVER_IP);
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PeerAddr.sin_port = FreeRTOS_htons(TLSSERVER_PORT);
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ret = FreeRTOS_connect(socket, &PeerAddr, sizeof(PeerAddr));
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if (ret != 0) {
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printf("ERROR FreeRTOS_connect: %d\n",ret);
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}
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if (ret == 0) {
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ssl = wolfSSL_new(ctx);
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if (ssl == NULL) {
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printf("ERROR wolfSSL_new: %d\n", wolfSSL_get_error(ssl, 0));
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ret = -1;
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}
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}
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if (ret == 0) {
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#ifdef WOLFSSL_RENESAS_TSIP_TLS
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tsip_set_callback_ctx(ssl, &userContext);
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#endif
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}
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#ifdef USE_ECC_CERT
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if (ret == 0) {
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err = wolfSSL_use_certificate_buffer(ssl,
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cliecc_cert_der_256,
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sizeof_cliecc_cert_der_256,
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WOLFSSL_FILETYPE_ASN1);
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if(err != SSL_SUCCESS) {
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printf("ERROR: can't load client-certificate\n");
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ret = -1;
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}
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}
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#else
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if (ret == 0) {
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err = wolfSSL_use_certificate_buffer(ssl,
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client_cert_der_2048,
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sizeof_client_cert_der_2048,
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WOLFSSL_FILETYPE_ASN1);
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if (err != SSL_SUCCESS) {
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printf("ERROR: can't load client-certificate\n");
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ret = -1;
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}
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}
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#endif /* USE_ECC_CERT */
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#ifdef USE_ECC_CERT
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#ifdef WOLFSSL_RENESAS_TSIP_TLS
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/* TSIP specific ECC private key */
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if (ret == 0){
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ret = tsip_use_PrivateKey_buffer_TLS(ssl,
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(const char*)g_key_block_data.encrypted_user_ecc256_private_key,
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sizeof(g_key_block_data.encrypted_user_ecc256_private_key),
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TSIP_ECCP256);
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if (ret != 0) {
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printf("ERROR tsip_use_PrivateKey_buffer_TLS\n");
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}
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}
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# if defined(WOLFSSL_CHECK_SIG_FAULTS)
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if (ret == 0){
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ret = tsip_use_PublicKey_buffer_TLS(ssl,
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(const char*)g_key_block_data.encrypted_user_ecc256_public_key,
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sizeof(g_key_block_data.encrypted_user_ecc256_public_key),
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TSIP_ECCP256);
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if (ret != 0) {
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printf("ERROR tsip_use_PublicKey_buffer_TLS\n");
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}
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}
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#endif /* WOLFSSL_CHECK_SIG_FAULTS */
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#else
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/* DER format ECC private key */
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if (ret == 0) {
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err = wolfSSL_use_PrivateKey_buffer(ssl,
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ecc_clikey_der_256,
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sizeof_ecc_clikey_der_256,
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WOLFSSL_FILETYPE_ASN1);
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if (err != SSL_SUCCESS) {
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printf("ERROR wolfSSL_use_PrivateKey_buffer: %d\n",
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wolfSSL_get_error(ssl, 0));
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ret = -1;
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}
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}
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#endif /* WOLFSSL_RENESAS_TSIP_TLS */
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#else
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#if defined(WOLFSSL_RENESAS_TSIP_TLS)
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/* Note: TSIP asks RSA client key pair for client authentication. */
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/* TSIP specific RSA private key */
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if (ret == 0) {
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ret = tsip_use_PrivateKey_buffer_TLS(ssl,
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(const char*)g_key_block_data.encrypted_user_rsa2048_private_key,
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sizeof(g_key_block_data.encrypted_user_rsa2048_private_key),
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TSIP_RSA2048);
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if (ret != 0) {
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printf("ERROR tsip_use_PrivateKey_buffer_TLS :%d\n", ret);
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}
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}
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if (ret == 0) {
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ret = tsip_use_PublicKey_buffer_TLS(ssl,
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(const char*)g_key_block_data.encrypted_user_rsa2048_public_key,
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sizeof(g_key_block_data.encrypted_user_rsa2048_public_key),
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TSIP_RSA2048);
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if (ret != 0) {
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printf("ERROR tsip_use_PublicKey_buffer_TLS: %d\n", ret);
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}
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}
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#else
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if (ret == 0) {
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err = wolfSSL_use_PrivateKey_buffer(ssl, client_key_der_2048,
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sizeof_client_key_der_2048, WOLFSSL_FILETYPE_ASN1);
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if (err != SSL_SUCCESS) {
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printf("ERROR wolfSSL_use_PrivateKey_buffer: %d\n",
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wolfSSL_get_error(ssl, 0));
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ret = -1;
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}
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}
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#endif /* WOLFSSL_RENESAS_TSIP_TLS */
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#endif /* USE_ECC_CERT */
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if (ret == 0) {
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/* associate socket with ssl object */
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if (wolfSSL_set_fd(ssl, (int)socket) != WOLFSSL_SUCCESS) {
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printf("ERROR wolfSSL_set_fd: %d\n", wolfSSL_get_error(ssl, 0));
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ret = -1;
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}
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}
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if (ret == 0) {
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if (wolfSSL_connect(ssl) != WOLFSSL_SUCCESS) {
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printf("ERROR wolfSSL_connect: %d\n", wolfSSL_get_error(ssl, 0));
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ret = -1;
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}
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}
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if (ret == 0) {
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if (wolfSSL_write(ssl, sendBuff, strlen(sendBuff)) !=
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strlen(sendBuff)) {
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printf("ERROR wolfSSL_write: %d\n", wolfSSL_get_error(ssl, 0));
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ret = -1;
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}
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}
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if (ret == 0) {
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if ((ret=wolfSSL_read(ssl, rcvBuff, BUFF_SIZE -1)) < 0) {
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printf("ERROR wolfSSL_read: %d\n", wolfSSL_get_error(ssl, 0));
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ret = -1;
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}
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else {
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rcvBuff[ret] = '\0';
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printf("Received: %s\n\n", rcvBuff);
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ret = 0;
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}
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}
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wolfSSL_shutdown(ssl);
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FreeRTOS_shutdown(socket, FREERTOS_SHUT_RDWR);
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while(FreeRTOS_recv(socket, rcvBuff, BUFF_SIZE -1, 0) >=0) {
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vTaskDelay(250);
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}
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FreeRTOS_closesocket(socket);
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wolfSSL_free(ssl);
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wolfSSL_CTX_free(ctx);
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wolfSSL_Cleanup();
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return;
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}
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static void Tls_client_demo(void)
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{
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/* setup ciphersuite list to use for TLS handshake */
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#if defined(WOLFSSL_RENESAS_TSIP_TLS)
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#ifdef USE_ECC_CERT
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const char* cipherlist[] = {
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#if defined(WOLFSSL_TLS13)
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"TLS13-AES128-GCM-SHA256",
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"TLS13-AES128-CCM-SHA256",
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#endif
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"ECDHE-ECDSA-AES128-GCM-SHA256",
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"ECDHE-ECDSA-AES128-SHA256"
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};
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int cipherlist_sz;
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#if defined(WOLFSSL_TLS13)
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cipherlist_sz = 2;
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#else
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cipherlist_sz = 2;
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#endif
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#else
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const char* cipherlist[] = {
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#if defined(WOLFSSL_TLS13)
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"TLS13-AES128-GCM-SHA256",
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"TLS13-AES128-CCM-SHA256",
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#endif
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"ECDHE-RSA-AES128-GCM-SHA256",
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"ECDHE-RSA-AES128-SHA256",
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"AES128-SHA",
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"AES128-SHA256",
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"AES256-SHA",
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"AES256-SHA256"
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};
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int cipherlist_sz;
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#if defined(WOLFSSL_TLS13)
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cipherlist_sz = 2;
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#else
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cipherlist_sz = 6;
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#endif
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#endif
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#else
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const char* cipherlist[] = { NULL };
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const int cipherlist_sz = 0;
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#endif
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int i = 0;
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printf("/*------------------------------------------------*/\n");
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printf(" TLS_Client demo\n");
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printf(" - TLS server address:" TLSSERVER_IP " port: %d\n",
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TLSSERVER_PORT);
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#if defined(WOLFSSL_RENESAS_TSIP_TLS) && (WOLFSSL_RENESAS_TSIP_VER >=109)
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printf(" - with TSIP\n");
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#endif
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printf("/*------------------------------------------------*/\n");
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/* setup credentials for TLS handshake */
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#if defined(WOLFSSL_RENESAS_TSIP_TLS) && (WOLFSSL_RENESAS_TSIP_VER >=109)
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#if defined(USE_ECC_CERT)
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/* Root CA cert has ECC-P256 public key */
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tsip_inform_cert_sign((const byte*)ca_ecc_cert_der_sig);
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#else
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/* Root CA cert has RSA public key */
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tsip_inform_cert_sign((const byte*)ca_cert_der_sig);
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#endif
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wc_tsip_inform_user_keys_ex(
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(byte*)&g_key_block_data.encrypted_provisioning_key,
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(byte*)&g_key_block_data.iv,
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(byte*)&g_key_block_data.encrypted_user_rsa2048_ne_key,
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encrypted_user_key_type);
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#endif /* WOLFSSL_RENESAS_TSIP_TLS && (WOLFSSL_RENESAS_TSIP_VER >=109) */
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do {
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if(cipherlist_sz > 0 ) printf("cipher : %s\n", cipherlist[i]);
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Tls_client_init(cipherlist[i]);
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Tls_client();
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i++;
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} while (i < cipherlist_sz);
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printf("End of TLS_Client demo.\n");
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}
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#endif /* TLS_CLIENT */
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/* Demo entry function called by iot_demo_runner
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* To run this entry function as an aws_iot_demo, define this as
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* DEMO_entryFUNCTION in aws_demo_config.h.
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*/
|
|
void wolfSSL_demo_task(bool awsIotMqttMode,
|
|
const char* pIdentifier,
|
|
void* pNetworkServerInfo,
|
|
void* pNetworkCredentialInfo,
|
|
const IotNetworkInterface_t* pNetworkInterface)
|
|
{
|
|
|
|
(void)awsIotMqttMode;
|
|
(void)pIdentifier;
|
|
(void)pNetworkServerInfo;
|
|
(void)pNetworkCredentialInfo;
|
|
(void)pNetworkInterface;
|
|
|
|
|
|
#if defined(CRYPT_TEST)
|
|
|
|
CryptTest_demo();
|
|
|
|
#elif defined(BENCHMARK)
|
|
|
|
Benchmark_demo();
|
|
|
|
#elif defined(TLS_CLIENT)
|
|
|
|
Tls_client_demo();
|
|
|
|
#endif
|
|
|
|
while (1) {
|
|
vTaskDelay(10000);
|
|
}
|
|
}
|
|
|