107 lines
2.7 KiB
C
107 lines
2.7 KiB
C
/* ecc-server.c
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*
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* Copyright (C) 2006-2017 wolfSSL Inc.
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*
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* This file is part of wolfSSL. (formerly known as CyaSSL)
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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 02110-1301, USA
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*/
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#include <wolfssl/options.h>
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#include <wolfssl/wolfcrypt/settings.h>
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#include <wolfssl/ssl.h>
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#include <wolfssl/wolfcrypt/ecc.h>
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#include "btle-sim.h"
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int main(int argc, char** argv)
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{
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int ret;
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WC_RNG rng;
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ecEncCtx* cliCtx = NULL;
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const byte* mySalt;
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void* devCtx = NULL;
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byte peerSalt[EXCHANGE_SALT_SZ];
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byte buffer[MAX_BTLE_MSG_SIZE];
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size_t bufLen;
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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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/* open BTLE */
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ret = btle_open(&devCtx);
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if (ret != 0) {
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goto cleanup;
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}
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ret = wc_InitRng(&rng);
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if (ret != 0) {
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printf("wc_InitRng failed! %d\n", ret);
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goto cleanup;
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}
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cliCtx = wc_ecc_ctx_new(REQ_RESP_SERVER, &rng);
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if (cliCtx == NULL) {
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printf("wc_ecc_ctx_new failed!\n");
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ret = -1; goto cleanup;
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}
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/* Collect Message to send and get echo */
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while (1) {
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/* get my salt */
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mySalt = wc_ecc_ctx_get_own_salt(cliCtx);
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if (mySalt == NULL) {
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printf("wc_ecc_ctx_get_own_salt failed!\n");
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ret = -1; goto cleanup;
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}
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/* Send my salt */
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ret = btle_send(mySalt, EXCHANGE_SALT_SZ, devCtx);
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/* Get peer salt */
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ret = btle_recv(peerSalt, EXCHANGE_SALT_SZ, devCtx);
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wc_ecc_ctx_set_peer_salt(cliCtx, peerSalt);
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/* get message to send */
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fgets((char*)buffer, sizeof(buffer), stdin);
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bufLen = strlen((char*)buffer);
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/* send message */
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btle_send(buffer, bufLen, devCtx);
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/* get response (echo) */
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btle_recv(buffer, bufLen, devCtx);
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if (strstr((char*)buffer, "EXIT"))
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break;
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/* reset context (reset my salt) */
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ret = wc_ecc_ctx_reset(cliCtx, &rng);
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}
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cleanup:
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if (devCtx != NULL)
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btle_close(devCtx);
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wolfSSL_Cleanup();
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return ret;
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}
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