_ Git - BearSSL/blob - tools/brssl.c

   1 /*
   2  * Copyright (c) 2016 Thomas Pornin <pornin@bolet.org>
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining
   5  * a copy of this software and associated documentation files (the
   6  * "Software"), to deal in the Software without restriction, including
   7  * without limitation the rights to use, copy, modify, merge, publish,
   8  * distribute, sublicense, and/or sell copies of the Software, and to
   9  * permit persons to whom the Software is furnished to do so, subject to
  10  * the following conditions:
  11  *
  12  * The above copyright notice and this permission notice shall be
  13  * included in all copies or substantial portions of the Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  16  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  17  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  18  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  19  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  20  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  21  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  22  * SOFTWARE.
  23  */
  24
  25 #include <stdio.h>
  26 #include <stdlib.h>
  27 #include <string.h>
  28 #include <stdint.h>
  29 #include <errno.h>
  30
  31 /*
  32  * Network stuff on Windows requires some specific code.
  33  */
  34 #ifdef _WIN32
  35 #include <winsock2.h>
  36 #include <ws2tcpip.h>
  37 #pragma comment(lib, "Ws2_32.lib")
  38 #endif
  39
  40 #include "brssl.h"
  41
  42 static void
  43 usage(void)
  44 {
  45         fprintf(stderr, "usage: brssl command [ options ]\n");
  46         fprintf(stderr, "available commands:\n");
  47         fprintf(stderr, "   client       run SSL client\n");
  48         fprintf(stderr, "   server       run SSL server\n");
  49         fprintf(stderr, "   verify       verify certificate chain\n");
  50         fprintf(stderr, "   skey         decode private key\n");
  51         fprintf(stderr, "   ta           decode trust anchors\n");
  52         fprintf(stderr, "   chain        make C code for certificate chains\n");
  53         fprintf(stderr, "   twrch        run the Twrch protocol\n");
  54         fprintf(stderr, "   impl         report on implementations\n");
  55 }
  56
  57 int
  58 main(int argc, char *argv[])
  59 {
  60         char *cmd;
  61
  62         if (argc < 2) {
  63                 usage();
  64                 return EXIT_FAILURE;
  65         }
  66 #ifdef _WIN32
  67         {
  68                 WSADATA wd;
  69                 int r;
  70
  71                 r = WSAStartup(MAKEWORD(2, 2), &wd);
  72                 if (r != 0) {
  73                         fprintf(stderr, "WARNING: network initialisation"
  74                                 " failed (WSAStartup() returned %d)\n", r);
  75                 }
  76         }
  77 #endif
  78         cmd = argv[1];
  79         if (eqstr(cmd, "client")) {
  80                 if (do_client(argc - 2, argv + 2) < 0) {
  81                         return EXIT_FAILURE;
  82                 }
  83         } else if (eqstr(cmd, "server")) {
  84                 if (do_server(argc - 2, argv + 2) < 0) {
  85                         return EXIT_FAILURE;
  86                 }
  87         } else if (eqstr(cmd, "verify")) {
  88                 if (do_verify(argc - 2, argv + 2) < 0) {
  89                         return EXIT_FAILURE;
  90                 }
  91         } else if (eqstr(cmd, "skey")) {
  92                 if (do_skey(argc - 2, argv + 2) < 0) {
  93                         return EXIT_FAILURE;
  94                 }
  95         } else if (eqstr(cmd, "ta")) {
  96                 if (do_ta(argc - 2, argv + 2) < 0) {
  97                         return EXIT_FAILURE;
  98                 }
  99         } else if (eqstr(cmd, "chain")) {
 100                 if (do_chain(argc - 2, argv + 2) < 0) {
 101                         return EXIT_FAILURE;
 102                 }
 103         } else if (eqstr(cmd, "twrch")) {
 104                 int ret;
 105
 106                 ret = do_twrch(argc - 2, argv + 2);
 107                 if (ret < 0) {
 108                         return EXIT_FAILURE;
 109                 } else {
 110                         return ret;
 111                 }
 112         } else if (eqstr(cmd, "impl")) {
 113                 if (do_impl(argc - 2, argv + 2) < 0) {
 114                         return EXIT_FAILURE;
 115                 }
 116         } else {
 117                 fprintf(stderr, "unknown command: '%s'\n", cmd);
 118                 usage();
 119                 return EXIT_FAILURE;
 120         }
 121         return 0;
 122 }