tinc/src/sptps_keypair.c

108 lines
2.5 KiB
C

/*
sptps_test.c -- Simple Peer-to-Peer Security test program
Copyright (C) 2011-2013 Guus Sliepen <guus@tinc-vpn.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.
*/
#include "system.h"
#include <getopt.h>
#include "crypto.h"
#include "ecdsagen.h"
#include "utils.h"
static char *program_name;
void logger(int level, int priority, const char *format, ...) {
va_list ap;
va_start(ap, format);
vfprintf(stderr, format, ap);
va_end(ap);
fputc('\n', stderr);
}
static void usage() {
fprintf(stderr, "Usage: %s [options] private_key_file public_key_file\n\n", program_name);
fprintf(stderr, "Valid options are:\n"
" --help Display this help and exit.\n"
"\n");
fprintf(stderr, "Report bugs to tinc@tinc-vpn.org.\n");
}
static struct option const long_options[] = {
{"help", no_argument, NULL, 1},
{NULL, 0, NULL, 0}
};
int main(int argc, char *argv[]) {
program_name = argv[0];
int r;
int option_index = 0;
while((r = getopt_long(argc, argv, "", long_options, &option_index)) != EOF) {
switch (r) {
case 0: /* long option */
break;
case '?': /* wrong options */
usage();
return 1;
case 1: /* help */
usage();
return 0;
default:
break;
}
}
argc -= optind - 1;
argv += optind - 1;
if(argc != 3) {
fprintf(stderr, "Wrong number of arguments.\n");
usage();
return 1;
}
crypto_init();
ecdsa_t *key = ecdsa_generate();
if(!key)
return 1;
FILE *fp = fopen(argv[1], "w");
if(fp) {
ecdsa_write_pem_private_key(key, fp);
fclose(fp);
} else {
fprintf(stderr, "Could not open '%s' for writing: %s\n", argv[1], strerror(errno));
return 1;
}
fp = fopen(argv[2], "w");
if(fp) {
ecdsa_write_pem_public_key(key, fp);
fclose(fp);
} else {
fprintf(stderr, "Could not open '%s' for writing: %s\n", argv[2], strerror(errno));
return 1;
}
return 0;
}