tools/wispr.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007-2010  Intel Corporation. All rights reserved.
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License version 2 as
   9  *  published by the Free Software Foundation.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19  *
  20  */
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <config.h>
  24 #endif
  25
  26 #include <stdio.h>
  27 #include <errno.h>
  28 #include <unistd.h>
  29 #include <string.h>
  30 #include <signal.h>
  31 #include <sys/socket.h>
  32 #include <arpa/inet.h>
  33
  34 #include "gweb/giognutls.h"
  35
  36 static GMainLoop *main_loop;
  37
  38 static void sig_term(int sig)
  39 {
  40         g_main_loop_quit(main_loop);
  41 }
  42
  43 static int create_connection(const char *address, unsigned short port)
  44 {
  45         struct sockaddr_in sin;
  46         int sk;
  47
  48         sk = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
  49         if (sk < 0)
  50                 return -EIO;
  51
  52         memset(&sin, 0, sizeof(sin));
  53         sin.sin_family = AF_INET;
  54         sin.sin_port = htons(port);
  55         sin.sin_addr.s_addr = inet_addr(address);
  56
  57         if (connect(sk, (struct sockaddr *) &sin, sizeof(sin)) < 0) {
  58                 close(sk);
  59                 return -EIO;
  60         }
  61
  62         return sk;
  63 }
  64
  65 static gboolean received_data(GIOChannel *channel, GIOCondition cond,
  66                                                         gpointer user_data)
  67 {
  68         gchar buf[2048];
  69         gsize bytes_read;
  70         GIOStatus status;
  71
  72         if (cond & (G_IO_NVAL | G_IO_ERR | G_IO_HUP)) {
  73                 g_main_loop_quit(main_loop);
  74                 return FALSE;
  75         }
  76
  77         memset(buf, 0, sizeof(buf));
  78
  79         status = g_io_channel_read_chars(channel, buf, sizeof(buf) - 1,
  80                                                         &bytes_read, NULL);
  81
  82         printf("%s\n", buf);
  83
  84         if (bytes_read == 0) {
  85                 g_main_loop_quit(main_loop);
  86                 return FALSE;
  87         }
  88
  89         return TRUE;
  90 }
  91
  92 static gboolean option_debug = FALSE;
  93
  94 static GOptionEntry options[] = {
  95         { "debug", 'd', 0, G_OPTION_ARG_NONE, &option_debug,
  96                                         "Enable debug output" },
  97         { NULL },
  98 };
  99
 100 int main(int argc, char *argv[])
 101 {
 102         GOptionContext *context;
 103         GError *error = NULL;
 104         struct sigaction sa;
 105         GIOChannel *channel;
 106         gsize written;
 107         int sk;
 108
 109         context = g_option_context_new(NULL);
 110         g_option_context_add_main_entries(context, options, NULL);
 111
 112         if (g_option_context_parse(context, &argc, &argv, &error) == FALSE) {
 113                 if (error != NULL) {
 114                         g_printerr("%s\n", error->message);
 115                         g_error_free(error);
 116                 } else
 117                         g_printerr("An unknown error occurred\n");
 118                 return 1;
 119         }
 120
 121         g_option_context_free(context);
 122
 123         sk = create_connection("140.211.169.100", 443);
 124         if (sk < 0) {
 125                 fprintf(stderr, "Failed to create connection\n");
 126                 return 1;
 127         }
 128
 129         main_loop = g_main_loop_new(NULL, FALSE);
 130
 131         channel = g_io_channel_gnutls_new(sk);
 132         if (channel == NULL) {
 133                 fprintf(stderr, "Failed to create GnuTLS IO channel\n");
 134                 return 1;
 135         }
 136
 137         g_io_channel_set_close_on_unref(channel, TRUE);
 138
 139         memset(&sa, 0, sizeof(sa));
 140         sa.sa_handler = sig_term;
 141         sigaction(SIGINT, &sa, NULL);
 142         sigaction(SIGTERM, &sa, NULL);
 143
 144         g_io_add_watch(channel, G_IO_IN | G_IO_ERR | G_IO_HUP,
 145                                                 received_data, NULL);
 146
 147 #define MSG "GET / HTTP/1.0\r\n\r\n"
 148
 149         g_io_channel_write_chars(channel, MSG, strlen(MSG), &written, NULL);
 150
 151         g_main_loop_run(main_loop);
 152
 153         g_main_loop_unref(main_loop);
 154
 155         g_io_channel_unref(channel);
 156
 157         return 0;
 158 }