Use Ed25519 keys.

[tinc] / src / sptps_keypair.c

diff --git a/src/sptps_keypair.c b/src/sptps_keypair.c
new file mode 100644 (file)
index 0000000..63f396a
--- /dev/null
+++ b/src/sptps_keypair.c
@@ -0,0 +1,100 @@
+/*
+    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;
+
+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", 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", strerror(errno));
+               return 1;
+       }
+
+       return 0;
+}