GitHub CI: update list of container images
[tinc] / src / sptps_test.c
index 7867b72..38e8b50 100644 (file)
@@ -30,6 +30,7 @@
 #include "sptps.h"
 #include "utils.h"
 #include "names.h"
+#include "random.h"
 
 #ifndef HAVE_WINDOWS
 #define closesocket(s) close(s)
@@ -117,21 +118,43 @@ static bool receive_record(void *handle, uint8_t type, const void *data, uint16_
        return true;
 }
 
+typedef enum option_t {
+       OPT_BAD_OPTION    = '?',
+       OPT_LONG_OPTION   =  0,
+
+       // Short options
+       OPT_DATAGRAM      = 'd',
+       OPT_QUIT_ON_EOF   = 'q',
+       OPT_READONLY      = 'r',
+       OPT_WRITEONLY     = 'w',
+       OPT_PACKET_LOSS   = 'L',
+       OPT_REPLAY_WINDOW = 'W',
+       OPT_SPECIAL_CHAR  = 's',
+       OPT_TUN           = 't',
+       OPT_VERBOSE       = 'v',
+       OPT_IPV4          = '4',
+       OPT_IPV6          = '6',
+
+       // Long options
+       OPT_HELP          = 255,
+} option_t;
+
 static struct option const long_options[] = {
-       {"datagram", no_argument, NULL, 'd'},
-       {"quit", no_argument, NULL, 'q'},
-       {"readonly", no_argument, NULL, 'r'},
-       {"writeonly", no_argument, NULL, 'w'},
-       {"packet-loss", required_argument, NULL, 'L'},
-       {"replay-window", required_argument, NULL, 'W'},
-       {"special", no_argument, NULL, 's'},
-       {"verbose", required_argument, NULL, 'v'},
-       {"help", no_argument, NULL, 1},
-       {NULL, 0, NULL, 0}
+       {"datagram",      no_argument,       NULL, OPT_DATAGRAM},
+       {"quit",          no_argument,       NULL, OPT_QUIT_ON_EOF},
+       {"readonly",      no_argument,       NULL, OPT_READONLY},
+       {"writeonly",     no_argument,       NULL, OPT_WRITEONLY},
+       {"packet-loss",   required_argument, NULL, OPT_PACKET_LOSS},
+       {"replay-window", required_argument, NULL, OPT_REPLAY_WINDOW},
+       {"special",       no_argument,       NULL, OPT_SPECIAL_CHAR},
+       {"tun",           no_argument,       NULL, OPT_TUN},
+       {"verbose",       required_argument, NULL, OPT_VERBOSE},
+       {"help",          no_argument,       NULL, OPT_HELP},
+       {NULL,            0,                 NULL, 0}
 };
 
 static void usage(void) {
-       static const char *message =
+       fprintf(stderr,
                "Usage: %s [options] my_ed25519_key_file his_ed25519_key_file [host] port\n"
                "\n"
                "Valid options are:\n"
@@ -149,9 +172,8 @@ static void usage(void) {
                "  -4                      Use IPv4.\n"
                "  -6                      Use IPv6.\n"
                "\n"
-               "Report bugs to tinc@tinc-vpn.org.\n";
-
-       fprintf(stderr, message, program_name);
+               "Report bugs to tinc@tinc-vpn.org.\n",
+               program_name);
 }
 
 #ifdef HAVE_WINDOWS
@@ -301,7 +323,20 @@ server_err:
 
 #endif // HAVE_WINDOWS
 
-int main(int argc, char *argv[]) {
+static void print_listening_msg(int sock) {
+       sockaddr_t sa = {0};
+       socklen_t salen = sizeof(sa);
+       int port = 0;
+
+       if(!getsockname(sock, &sa.sa, &salen)) {
+               port = ntohs(sa.in.sin_port);
+       }
+
+       fprintf(stderr, "Listening on %d...\n", port);
+       fflush(stderr);
+}
+
+static int run_test(int argc, char *argv[]) {
        program_name = argv[0];
        bool initiator = false;
        bool datagram = false;
@@ -314,23 +349,27 @@ int main(int argc, char *argv[]) {
        bool quit = false;
 
        while((r = getopt_long(argc, argv, "dqrstwL:W:v46", long_options, &option_index)) != EOF) {
-               switch(r) {
-               case 0:   /* long option */
+               switch((option_t) r) {
+               case OPT_LONG_OPTION:
                        break;
 
-               case 'd': /* datagram mode */
+               case OPT_BAD_OPTION:
+                       usage();
+                       return 1;
+
+               case OPT_DATAGRAM:
                        datagram = true;
                        break;
 
-               case 'q': /* close connection on EOF from stdin */
+               case OPT_QUIT_ON_EOF:
                        quit = true;
                        break;
 
-               case 'r': /* read only */
+               case OPT_READONLY:
                        readonly = true;
                        break;
 
-               case 't': /* read only */
+               case OPT_TUN:
 #ifdef HAVE_LINUX
                        tun = true;
 #else
@@ -340,39 +379,35 @@ int main(int argc, char *argv[]) {
 #endif
                        break;
 
-               case 'w': /* write only */
+               case OPT_WRITEONLY:
                        writeonly = true;
                        break;
 
-               case 'L': /* packet loss rate */
+               case OPT_PACKET_LOSS:
                        packetloss = atoi(optarg);
                        break;
 
-               case 'W': /* replay window size */
+               case OPT_REPLAY_WINDOW:
                        sptps_replaywin = atoi(optarg);
                        break;
 
-               case 'v': /* be verbose */
+               case OPT_VERBOSE:
                        verbose = true;
                        break;
 
-               case 's': /* special character handling */
+               case OPT_SPECIAL_CHAR:
                        special = true;
                        break;
 
-               case '?': /* wrong options */
-                       usage();
-                       return 1;
-
-               case '4': /* IPv4 */
+               case OPT_IPV4:
                        addressfamily = AF_INET;
                        break;
 
-               case '6': /* IPv6 */
+               case OPT_IPV6:
                        addressfamily = AF_INET6;
                        break;
 
-               case 1: /* help */
+               case OPT_HELP:
                        usage();
                        return 0;
 
@@ -481,7 +516,7 @@ int main(int argc, char *argv[]) {
                                return 1;
                        }
 
-                       fprintf(stderr, "Listening...\n");
+                       print_listening_msg(sock);
 
                        sock = accept(sock, NULL, NULL);
 
@@ -490,7 +525,7 @@ int main(int argc, char *argv[]) {
                                return 1;
                        }
                } else {
-                       fprintf(stderr, "Listening...\n");
+                       print_listening_msg(sock);
 
                        char buf[65536];
                        struct sockaddr addr;
@@ -510,9 +545,6 @@ int main(int argc, char *argv[]) {
                fprintf(stderr, "Connected\n");
        }
 
-       crypto_init();
-       prng_init();
-
        FILE *fp = fopen(argv[1], "r");
 
        if(!fp) {
@@ -532,14 +564,14 @@ int main(int argc, char *argv[]) {
 
        if(!fp) {
                fprintf(stderr, "Could not open %s: %s\n", argv[2], strerror(errno));
-               free(mykey);
+               ecdsa_free(mykey);
                return 1;
        }
 
        ecdsa_t *hiskey = NULL;
 
        if(!(hiskey = ecdsa_read_pem_public_key(fp))) {
-               free(mykey);
+               ecdsa_free(mykey);
                return 1;
        }
 
@@ -552,8 +584,8 @@ int main(int argc, char *argv[]) {
        sptps_t s;
 
        if(!sptps_start(&s, &sock, initiator, datagram, mykey, hiskey, "sptps_test", 10, send_data, receive_record)) {
-               free(mykey);
-               free(hiskey);
+               ecdsa_free(mykey);
+               ecdsa_free(hiskey);
                return 1;
        }
 
@@ -564,8 +596,8 @@ int main(int argc, char *argv[]) {
 
                if(in < 0) {
                        fprintf(stderr, "Could not init stdin reader thread\n");
-                       free(mykey);
-                       free(hiskey);
+                       ecdsa_free(mykey);
+                       ecdsa_free(hiskey);
                        return 1;
                }
        }
@@ -592,8 +624,8 @@ int main(int argc, char *argv[]) {
                FD_SET(sock, &fds);
 
                if(select(max_fd + 1, &fds, NULL, NULL, NULL) <= 0) {
-                       free(mykey);
-                       free(hiskey);
+                       ecdsa_free(mykey);
+                       ecdsa_free(hiskey);
                        return 1;
                }
 
@@ -606,8 +638,8 @@ int main(int argc, char *argv[]) {
 
                        if(len < 0) {
                                fprintf(stderr, "Could not read from stdin: %s\n", strerror(errno));
-                               free(mykey);
-                               free(hiskey);
+                               ecdsa_free(mykey);
+                               ecdsa_free(hiskey);
                                return 1;
                        }
 
@@ -638,8 +670,8 @@ int main(int argc, char *argv[]) {
                                        sptps_send_record(&s, 0, buf, len);
                                }
                        } else if(!sptps_send_record(&s, buf[0] == '!' ? 1 : 0, buf, (len == 1 && buf[0] == '\n') ? 0 : buf[0] == '*' ? sizeof(buf) : (size_t)len)) {
-                               free(mykey);
-                               free(hiskey);
+                               ecdsa_free(mykey);
+                               ecdsa_free(hiskey);
                                return 1;
                        }
                }
@@ -649,8 +681,8 @@ int main(int argc, char *argv[]) {
 
                        if(len < 0) {
                                fprintf(stderr, "Could not read from socket: %s\n", sockstrerror(sockerrno));
-                               free(mykey);
-                               free(hiskey);
+                               ecdsa_free(mykey);
+                               ecdsa_free(hiskey);
                                return 1;
                        }
 
@@ -680,8 +712,8 @@ int main(int argc, char *argv[]) {
 
                                if(!done) {
                                        if(!datagram) {
-                                               free(mykey);
-                                               free(hiskey);
+                                               ecdsa_free(mykey);
+                                               ecdsa_free(hiskey);
                                                return 1;
                                        }
                                }
@@ -694,14 +726,21 @@ int main(int argc, char *argv[]) {
 
        bool stopped = sptps_stop(&s);
 
-       free(mykey);
-       free(hiskey);
+       ecdsa_free(mykey);
+       ecdsa_free(hiskey);
+       closesocket(sock);
 
-       if(!stopped) {
-               return 1;
-       }
+       return !stopped;
+}
 
-       closesocket(sock);
+int main(int argc, char *argv[]) {
+       random_init();
+       crypto_init();
+       prng_init();
 
-       return 0;
+       int result = run_test(argc, argv);
+
+       random_exit();
+
+       return result;
 }