Merge pull request #460 from anhu/client-tls-pkcs11
Add in client examples that use PKCS11.pull/464/head
JacobBarthelmeh
GitHub
commit
2f67b03800
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@ -0,0 +1,245 @@
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/* client-tls-pkcs11.c
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*
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* Copyright (C) 2006-2020 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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/* the usual suspects */
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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/* socket includes */
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#include <sys/socket.h>
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#include <arpa/inet.h>
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#include <netinet/in.h>
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#include <unistd.h>
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/* wolfSSL */
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#ifndef WOLFSSL_USER_SETTINGS
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#include <wolfssl/options.h>
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#endif
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#include <wolfssl/ssl.h>
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#include <wolfssl/wolfcrypt/wc_pkcs11.h>
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#define DEFAULT_PORT 11111
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int client_tls(const char *cacert, int devId, Pkcs11Token* token)
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{
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int sockfd;
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struct sockaddr_in servAddr;
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char buff[256];
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size_t len;
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int ret;
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/* declare wolfSSL objects */
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WOLFSSL_CTX* ctx = NULL;
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WOLFSSL* ssl = NULL;
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WOLFSSL_CIPHER* cipher;
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/* Initialize wolfSSL */
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wolfSSL_Init();
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/* Create a socket that uses an internet IPv4 address,
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* Sets the socket to be stream based (TCP),
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* 0 means choose the default protocol. */
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if ((sockfd = socket(AF_INET, SOCK_STREAM, 0)) == -1) {
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fprintf(stderr, "ERROR: failed to create the socket\n");
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return -1;
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}
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/* Initialize the server address struct with zeros */
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memset(&servAddr, 0, sizeof(servAddr));
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/* Fill in the server address */
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servAddr.sin_family = AF_INET; /* using IPv4 */
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servAddr.sin_port = htons(DEFAULT_PORT); /* on DEFAULT_PORT */
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/* IPv4 127.0.0.1 */
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if (inet_pton(AF_INET, "127.0.0.1", &servAddr.sin_addr) != 1) {
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fprintf(stderr, "ERROR: invalid address\n");
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ret = -1;
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goto exit;
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}
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/* Connect to the server */
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if ((ret = connect(sockfd, (struct sockaddr*) &servAddr, sizeof(servAddr)))
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== -1) {
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fprintf(stderr, "ERROR: failed to connect\n");
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goto exit;
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}
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#if 0
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wolfSSL_Debugging_ON();
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#endif
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/* Initialize wolfSSL */
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if ((ctx = wolfSSL_CTX_new(wolfTLSv1_2_client_method())) == NULL) {
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fprintf(stderr, "ERROR: failed to create WOLFSSL_CTX\n");
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return -1;
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}
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/* Set devId associated with the PKCS11 device. */
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if (wolfSSL_CTX_SetDevId(ctx, devId) != WOLFSSL_SUCCESS) {
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fprintf(stderr, "ERROR: failed to create WOLFSSL_CTX\n");
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return -1;
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}
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/* Load CA certificate into WOLFSSL_CTX for validating peer */
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if ((ret = wolfSSL_CTX_load_verify_locations(ctx, cacert, NULL))
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!= WOLFSSL_SUCCESS) {
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fprintf(stderr, "ERROR: failed to load %s, please check the file.\n",
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cacert);
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goto exit;
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}
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/* validate peer certificate */
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wolfSSL_CTX_set_verify(ctx, WOLFSSL_VERIFY_PEER, NULL);
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/* Open the PKCS11 token. */
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if ((ret = wc_Pkcs11Token_Open(token, 1)) != 0) {
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fprintf(stderr, "ERROR: failed to open session on token (%d)\n", ret);
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return -1;
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}
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/* Create a WOLFSSL object */
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if ((ssl = wolfSSL_new(ctx)) == NULL) {
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fprintf(stderr, "ERROR: failed to create WOLFSSL object\n");
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return -1;
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}
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/* Attach wolfSSL to the socket */
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if ((ret = wolfSSL_set_fd(ssl, sockfd)) != WOLFSSL_SUCCESS) {
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fprintf(stderr, "ERROR: Failed to set the file descriptor\n");
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goto exit;
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}
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/* Connect to wolfSSL on the server side */
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if ((ret = wolfSSL_connect(ssl)) != WOLFSSL_SUCCESS) {
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fprintf(stderr, "ERROR: failed to connect to wolfSSL\n");
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goto exit;
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}
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cipher = wolfSSL_get_current_cipher(ssl);
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printf("SSL cipher suite is %s\n", wolfSSL_CIPHER_get_name(cipher));
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/* Get a message for the server from stdin */
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printf("Message for server: ");
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memset(buff, 0, sizeof(buff));
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if (fgets(buff, sizeof(buff), stdin) == NULL) {
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fprintf(stderr, "ERROR: failed to get message for server\n");
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ret = -1;
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goto exit;
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}
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len = strnlen(buff, sizeof(buff));
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/* Send the message to the server */
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if ((ret = wolfSSL_write(ssl, buff, len)) != len) {
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fprintf(stderr, "ERROR: failed to write entire message\n");
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fprintf(stderr, "%d bytes of %d bytes were sent", ret, (int) len);
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goto exit;
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}
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/* Read the server data into our buff array */
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memset(buff, 0, sizeof(buff));
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if ((ret = wolfSSL_read(ssl, buff, sizeof(buff)-1)) == -1) {
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fprintf(stderr, "ERROR: failed to read\n");
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goto exit;
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}
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/* Print to stdout any data the server sends */
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printf("Server: %s\n", buff);
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ret = 0; /* return success */
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exit:
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/* Cleanup after this connection */
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wolfSSL_free(ssl);
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wc_Pkcs11Token_Close(token);
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wolfSSL_CTX_free(ctx);
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if (sockfd != SOCKET_INVALID)
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close(sockfd);
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return ret;
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}
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int main(int argc, char* argv[])
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{
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int ret;
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const char* library;
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const char* slot;
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const char* tokenName;
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const char* userPin;
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const char* cacert;
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Pkcs11Dev dev;
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Pkcs11Token token;
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int slotId;
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int devId = 1;
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if (argc != 5 && argc != 6) {
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fprintf(stderr,
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"Usage: client_tls_pkcs11 <cacert> <libname> <slot> <tokenname> [userpin]\n");
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return 1;
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}
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cacert = argv[1];
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library = argv[2];
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slot = argv[3];
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tokenName = argv[4];
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userPin = (argc == 5) ? NULL : argv[5];
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slotId = atoi(slot);
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#if defined(DEBUG_WOLFSSL)
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wolfSSL_Debugging_ON();
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#endif
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wolfCrypt_Init();
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ret = wc_Pkcs11_Initialize(&dev, library, NULL);
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if (ret != 0) {
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fprintf(stderr, "Failed to initialize PKCS#11 library\n");
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ret = 2;
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}
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if (ret == 0) {
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ret = wc_Pkcs11Token_Init(&token, &dev, slotId, tokenName,
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(byte*)userPin, userPin == NULL ? 0 : strlen(userPin));
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if (ret != 0) {
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fprintf(stderr, "Failed to initialize PKCS#11 token\n");
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ret = 2;
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}
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if (ret == 0) {
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ret = wc_CryptoDev_RegisterDevice(devId, wc_Pkcs11_CryptoDevCb,
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&token);
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if (ret != 0) {
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fprintf(stderr, "Failed to register PKCS#11 token\n");
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ret = 2;
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}
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if (ret == 0) {
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ret = client_tls(cacert, devId, &token);
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if (ret != 0)
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ret = 1;
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}
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wc_Pkcs11Token_Final(&token);
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}
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wc_Pkcs11_Finalize(&dev);
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}
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wolfCrypt_Cleanup();
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return ret;
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}
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@ -31,10 +31,10 @@
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int hmac(int devId, Pkcs11Token* token)
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{
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Hmac hmac;
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unsigned char key[SHA256_DIGEST_SIZE];
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unsigned char key[WC_SHA256_DIGEST_SIZE];
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int ret = 0;
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unsigned char data[57];
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unsigned char mac[SHA256_DIGEST_SIZE];
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unsigned char mac[WC_SHA256_DIGEST_SIZE];
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memset(key, 9, sizeof(key));
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memset(data, 9, sizeof(data));
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@ -1083,20 +1083,20 @@ int hmac_test(int devId, Pkcs11Token* token)
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unsigned char key[WC_MAX_DIGEST_SIZE];
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unsigned char data[57];
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#if !defined(NO_MD5)
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unsigned char exp_md5[MD5_DIGEST_SIZE] = {
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unsigned char exp_md5[WC_MD5_DIGEST_SIZE] = {
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0x58, 0x8e, 0xd2, 0x4e, 0x04, 0x1f, 0xf4, 0xc6,
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0x98, 0x7c, 0x8e, 0xdc, 0xe5, 0xb1, 0xbc, 0x4b
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};
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#endif
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#if !defined(NO_SHA)
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unsigned char exp_sha[SHA_DIGEST_SIZE] = {
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unsigned char exp_sha[WC_SHA_DIGEST_SIZE] = {
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0x2f, 0x69, 0xc1, 0xf9, 0xe1, 0x97, 0x04, 0xe4,
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0x75, 0x9f, 0x1c, 0x2a, 0x85, 0x87, 0x7e, 0x6b,
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0xa7, 0x9f, 0xe1, 0x13
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};
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#endif
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#if defined(WOLFSSL_SHA224)
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unsigned char exp_sha224[SHA224_DIGEST_SIZE] = {
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unsigned char exp_sha224[WC_SHA224_DIGEST_SIZE] = {
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0x86, 0xa8, 0xfc, 0xfd, 0xd5, 0x95, 0xf2, 0xa6,
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0x45, 0x89, 0x3b, 0x8b, 0x4c, 0x0d, 0xd1, 0x81,
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0x20, 0x6b, 0x71, 0x2d, 0x7c, 0x88, 0x31, 0xa8,
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@ -1104,7 +1104,7 @@ int hmac_test(int devId, Pkcs11Token* token)
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};
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#endif
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#if !defined(NO_SHA256)
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unsigned char exp_sha256[SHA256_DIGEST_SIZE] = {
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unsigned char exp_sha256[WC_SHA256_DIGEST_SIZE] = {
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0x04, 0x9e, 0x43, 0x3c, 0x48, 0x7c, 0x31, 0x11,
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0x54, 0x90, 0x43, 0xf6, 0x2f, 0x97, 0x42, 0x80,
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0x3d, 0x22, 0x47, 0x1d, 0x4f, 0xc9, 0xb8, 0xa0,
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@ -1112,7 +1112,7 @@ int hmac_test(int devId, Pkcs11Token* token)
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};
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#endif
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#if defined(WOLFSSL_SHA384)
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unsigned char exp_sha384[SHA384_DIGEST_SIZE] = {
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unsigned char exp_sha384[WC_SHA384_DIGEST_SIZE] = {
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0x0b, 0x4c, 0x32, 0x58, 0x7b, 0x00, 0xb7, 0xfa,
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0x82, 0x9f, 0xf0, 0x1d, 0x10, 0x85, 0xbc, 0x2e,
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0xe0, 0x4a, 0x71, 0x91, 0xd6, 0x9a, 0x93, 0xc2,
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@ -1122,7 +1122,7 @@ int hmac_test(int devId, Pkcs11Token* token)
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};
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#endif
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#if defined(WOLFSSL_SHA512)
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unsigned char exp_sha512[SHA512_DIGEST_SIZE] = {
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unsigned char exp_sha512[WC_SHA512_DIGEST_SIZE] = {
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0x94, 0x7b, 0x97, 0x0f, 0x48, 0x68, 0xd1, 0x88,
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0x08, 0x09, 0xcf, 0xea, 0xae, 0x3e, 0xba, 0xa2,
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0x3f, 0xf4, 0x9d, 0x73, 0x78, 0x15, 0x34, 0x44,
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@ -1140,42 +1140,42 @@ int hmac_test(int devId, Pkcs11Token* token)
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#ifndef NO_MD5
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if (ret == 0) {
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fprintf(stderr, "HMAC-MD5\n");
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ret = hmac_op(key, MD5_DIGEST_SIZE, WC_MD5, data, sizeof(data), exp_md5,
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sizeof(exp_md5), devId, token);
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ret = hmac_op(key, WC_MD5_DIGEST_SIZE, WC_MD5, data, sizeof(data),
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exp_md5, sizeof(exp_md5), devId, token);
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}
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#endif
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#ifndef NO_SHA
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if (ret == 0) {
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fprintf(stderr, "HMAC-SHA\n");
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ret = hmac_op(key, SHA_DIGEST_SIZE, WC_SHA, data, sizeof(data), exp_sha,
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sizeof(exp_sha), devId, token);
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ret = hmac_op(key, WC_SHA_DIGEST_SIZE, WC_SHA, data, sizeof(data),
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exp_sha, sizeof(exp_sha), devId, token);
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}
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#endif
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#ifdef WOLFSSL_SHA224
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if (ret == 0) {
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fprintf(stderr, "HMAC-SHA224\n");
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ret = hmac_op(key, SHA224_DIGEST_SIZE, WC_SHA224, data, sizeof(data),
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ret = hmac_op(key, WC_SHA224_DIGEST_SIZE, WC_SHA224, data, sizeof(data),
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exp_sha224, sizeof(exp_sha224), devId, token);
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}
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#endif
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#ifndef NO_SHA256
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if (ret == 0) {
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fprintf(stderr, "HMAC-SHA256\n");
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ret = hmac_op(key, SHA256_DIGEST_SIZE, WC_SHA256, data, sizeof(data),
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ret = hmac_op(key, WC_SHA256_DIGEST_SIZE, WC_SHA256, data, sizeof(data),
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exp_sha256, sizeof(exp_sha256), devId, token);
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}
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#endif
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#ifdef WOLFSSL_SHA384
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if (ret == 0) {
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fprintf(stderr, "HMAC-SHA384\n");
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ret = hmac_op(key, SHA384_DIGEST_SIZE, WC_SHA384, data, sizeof(data),
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ret = hmac_op(key, WC_SHA384_DIGEST_SIZE, WC_SHA384, data, sizeof(data),
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exp_sha384, sizeof(exp_sha384), devId, token);
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}
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#endif
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#ifdef WOLFSSL_SHA512
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if (ret == 0) {
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fprintf(stderr, "HMAC-SHA512\n");
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ret = hmac_op(key, SHA512_DIGEST_SIZE, WC_SHA512, data, sizeof(data),
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ret = hmac_op(key, WC_SHA512_DIGEST_SIZE, WC_SHA512, data, sizeof(data),
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exp_sha512, sizeof(exp_sha512), devId, token);
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}
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#endif
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