X-Git-Url: https://ruderich.org/simon/gitweb/?a=blobdiff_plain;f=src%2Ftlsproxy.c;h=54509f35f88b1668b4b1097a6221d1b8eec457b4;hb=ef2260420e9544a36b53fadbbaeb7593d0d47769;hp=6ce976c62f920842396c35b23a7bd7ef61145e89;hpb=0f69065a13b6831dadd2aef7928ee9654b7f43d1;p=tlsproxy%2Ftlsproxy.git

diff --git a/src/tlsproxy.c b/src/tlsproxy.c
index 6ce976c..54509f3 100644
--- a/src/tlsproxy.c
+++ b/src/tlsproxy.c
@@ -105,7 +105,7 @@ int main(int argc, char **argv) {
     port = atoi(argv[argc - 1]);
     if (0 >= port || 0xffff < port) {
         print_usage(argv[0]);
-        fprintf(stderr, "\ninvalid port\n");
+        fprintf(stderr, "\ninvalid port: '%s'\n", argv[argc - 1]);
         return EXIT_FAILURE;
     }
 
@@ -198,6 +198,7 @@ int main(int argc, char **argv) {
     }
 
     if (LOG_DEBUG_LEVEL <= global_log_level) {
+        printf("tlsproxy %s\n", VERSION);
         printf("Listening for connections on port %d.\n", port);
 
         if (NULL != global_proxy_host && NULL != global_proxy_port) {
@@ -214,7 +215,7 @@ int main(int argc, char **argv) {
             break;
         }
 
-        /* No lock, we only have one producer! */
+        /* No lock necessary, we only have one producer! */
         P(ringbuffer_free);
         ringbuffer[ringbuffer_write] = client_socket;
         ringbuffer_write = (ringbuffer_write + 1) % RINGBUFFER_SIZE;
@@ -276,7 +277,8 @@ static void parse_arguments(int argc, char **argv) {
             case 'd': {
                 if (0 > atoi(optarg)) {
                     print_usage(argv[0]);
-                    fprintf(stderr, "\n-d positive number required\n");
+                    fprintf(stderr, "\n-d positive number required: '%s'\n",
+                                    optarg);
                     exit(EXIT_FAILURE);
                 }
                 global_log_level = atoi(optarg);
@@ -292,7 +294,8 @@ static void parse_arguments(int argc, char **argv) {
                         || 0 >= atoi(position + 1)
                         || 0xffff < atoi(position + 1)) {
                     print_usage(argv[0]);
-                    fprintf(stderr, "\ninvalid -p, format host:port\n");
+                    fprintf(stderr, "\ninvalid -p: '%s', format host:port\n",
+                            optarg);
                     exit(EXIT_FAILURE);
                 }
 
@@ -316,7 +319,8 @@ static void parse_arguments(int argc, char **argv) {
             case 't': {
                 if (0 >= atoi(optarg)) {
                     print_usage(argv[0]);
-                    fprintf(stderr, "\n-t positive number required\n");
+                    fprintf(stderr, "\n-t positive number required: '%s'\n",
+                                    optarg);
                     exit(EXIT_FAILURE);
                 }
                 thread_count = (size_t)atoi(optarg);
@@ -340,6 +344,8 @@ static void parse_arguments(int argc, char **argv) {
     }
 }
 static void print_usage(const char *argv) {
+    fprintf(stderr, "tlsproxy %s, a certificate checking TLS proxy\n",
+                    VERSION);
     fprintf(stderr, "Usage: %s [-d level] [-p host:port] [-t count] [-u] port\n",
                     argv);
     fprintf(stderr, "\n");