Files
yubikey.rs/tool/yubico-piv-signer.c
T
2014-09-26 15:22:40 +02:00

103 lines
2.9 KiB
C

/*
* Copyright (c) 2014 Yubico AB
* All rights reserved.
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*
* Additional permission under GNU GPL version 3 section 7
*
* If you modify this program, or any covered work, by linking or
* combining it with the OpenSSL project's OpenSSL library (or a
* modified version of that library), containing parts covered by the
* terms of the OpenSSL or SSLeay licenses, We grant you additional
* permission to convey the resulting work. Corresponding Source for a
* non-source form of such a combination shall include the source code
* for the parts of OpenSSL used as well as that of the covered work.
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <string.h>
#include "ykpiv.h"
#ifdef _WIN32
#include <windows.h>
#endif
#include "util.h"
static bool verify_pin(ykpiv_state *state, const char *pin) {
int tries = -1;
ykpiv_rc res;
int len = strlen(pin);
if(len > 8) {
fprintf(stderr, "Maximum 8 digits of PIN supported.\n");
}
res = ykpiv_verify(state, pin, &tries);
if(res == YKPIV_OK) {
return true;
} else if(res == YKPIV_WRONG_PIN) {
if(tries > 0) {
fprintf(stderr, "Pin verification failed, %d tries left before pin is blocked.\n", tries);
} else {
fprintf(stderr, "Pin code blocked, use unblock-pin action to unblock.\n");
}
} else {
fprintf(stderr, "Pin code verification failed: '%s'\n", ykpiv_strerror(res));
}
return false;
}
int main(int argc, char *argv[]) {
struct gengetopt_args_info args_info;
ykpiv_state *state;
int verbosity;
enum enum_action action;
int ret = EXIT_SUCCESS;
if(cmdline_parser(argc, argv, &args_info) != 0) {
return EXIT_FAILURE;
}
verbosity = args_info.verbose_arg + (int)args_info.verbose_given;
if(ykpiv_init(&state, verbosity) != YKPIV_OK) {
fprintf(stderr, "Failed initializing library.\n");
return EXIT_FAILURE;
}
if(ykpiv_connect(state, args_info.reader_arg) != YKPIV_OK) {
fprintf(stderr, "Failed to connect to reader.\n");
return EXIT_FAILURE;
}
if(verify_pin(state, args_info.pin_arg)) {
printf("Successfully verified PIN.\n");
} else {
return EXIT_FAILURE;
}
/* openssl setup.. */
OpenSSL_add_all_algorithms();
ykpiv_done(state);
EVP_cleanup();
return ret;
}