ui/software_update.c

   1 /* software_update.h
   2  * Wrappers and routines to check for software updates.
   3  *
   4  * $Id$
   5  *
   6  * Wireshark - Network traffic analyzer
   7  * By Gerald Combs <gerald@wireshark.org>
   8  * Copyright 1998 Gerald Combs
   9  *
  10  * This program is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU General Public License
  12  * as published by the Free Software Foundation; either version 2
  13  * of the License, or (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  23  */
  24
  25 #include "config.h"
  26
  27 #include "software_update.h"
  28 #include "../epan/prefs.h"
  29
  30 /*
  31  * Version 0 of the update URI path has the following elements:
  32  * - The update path prefix (fixed, "update")
  33  * - The schema version (fixed, 0)
  34  * - The application name (fixed, "Wireshark")
  35  * - The application version ("<major>.<minor>.<micro>")
  36  * - The operating system (varable, one of "windows" or "osx")
  37  * - The architecture name (variable, one of "x86", "x86-64")
  38  * - The locale (fixed, "en-US)
  39  * - The update channel (variable, one of "development" or "stable") + .xml
  40  *
  41  * Based on https://wiki.mozilla.org/Software_Update:Checking_For_Updates
  42  */
  43
  44 #ifdef HAVE_SOFTWARE_UPDATE
  45 #define SU_SCHEMA_PREFIX "update"
  46 #define SU_SCHEMA_VERSION 0
  47 #define SU_APPLICATION "Wireshark"
  48 #define SU_LOCALE "en-US"
  49 #endif /* HAVE_SOFTWARE_UPDATE */
  50
  51 #if defined(HAVE_SOFTWARE_UPDATE) && defined (_WIN32)
  52
  53 #include "glib.h"
  54
  55 #include <winsparkle.h>
  56
  57 #define SU_OSNAME "Windows"
  58
  59 static GString *update_url_str = NULL;
  60
  61 static const char *get_appcast_update_url(software_update_channel_e chan) {
  62     const char *chan_name;
  63     const char *arch = "x86";
  64
  65     if (!update_url_str) {
  66         update_url_str = g_string_new("");
  67     }
  68
  69     /* XXX Add WOW64 checks similar to version_info.c? */
  70     if (sizeof(arch) != 4) {
  71         arch = "x86-64";
  72     }
  73
  74     switch (chan) {
  75         case UPDATE_CHANNEL_DEVELOPMENT:
  76             chan_name = "development";
  77             break;
  78         default:
  79             chan_name = "stable";
  80             break;
  81     }
  82     g_string_printf(update_url_str, "https://www.wireshark.org/%s/%u/%s/%s/%s/%s/en-US/%s.xml",
  83                     SU_SCHEMA_PREFIX,
  84                     SU_SCHEMA_VERSION,
  85                     SU_APPLICATION,
  86                     VERSION,
  87                     SU_OSNAME,
  88                     arch,
  89                     chan_name);
  90     return update_url_str->str;
  91 }
  92
  93 /** Initialize software updates.
  94  */
  95 void
  96 software_update_init(void) {
  97     const char *update_url = get_appcast_update_url(prefs.gui_update_channel);
  98
  99     win_sparkle_set_registry_path("Software\\Wireshark\\WinSparkle Settings");
 100     win_sparkle_set_appcast_url(update_url);
 101     win_sparkle_set_automatic_check_for_updates(prefs.gui_update_enabled ? 1 : 0);
 102     win_sparkle_set_update_check_interval(prefs.gui_update_interval);
 103     win_sparkle_init();
 104 }
 105
 106 /** Force a software update check.
 107  */
 108 void
 109 software_update_check(void) {
 110     win_sparkle_check_update_with_ui();
 111 }
 112
 113 /** Clean up software update checking.
 114  *
 115  * Does nothing on platforms that don't support software updates.
 116  */
 117 extern void software_update_cleanup(void) {
 118     win_sparkle_cleanup();
 119 }
 120
 121 #else /* defined(HAVE_SOFTWARE_UPDATE) && defined (_WIN32) */
 122
 123 /** Initialize software updates.
 124  */
 125 void
 126 software_update_init(void) {
 127 }
 128
 129 /** Force a software update check.
 130  */
 131 void
 132 software_update_check(void) {
 133 }
 134
 135 /** Clean up software update checking.
 136  *
 137  * Does nothing on platforms that don't support software updates.
 138  */
 139 extern void software_update_cleanup(void) {
 140 }
 141
 142 #endif /* defined(HAVE_SOFTWARE_UPDATE) && defined (_WIN32) */
 143
 144 /*
 145  * Editor modelines
 146  *
 147  * Local Variables:
 148  * c-basic-offset: 4
 149  * tab-width: 8
 150  * indent-tabs-mode: nil
 151  * End:
 152  *
 153  * ex: set shiftwidth=4 tabstop=8 expandtab:
 154  * :indentSize=4:tabSize=8:noTabs=true:
 155  */
 156