src/sgpgme.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2003 Hiroyuki Yamamoto & the Sylpheed-Claws team
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #  include "config.h"
  22 #endif
  23
  24 #ifdef USE_GPGME
  25
  26 #include <gtk/gtk.h>
  27 #include <gpgme.h>
  28
  29 #include "sgpgme.h"
  30 #include "privacy.h"
  31 #include "prefs_common.h"
  32 #include "utils.h"
  33 #include "alertpanel.h"
  34 #include "passphrase.h"
  35 #include "intl.h"
  36
  37 static void idle_function_for_gpgme(void)
  38 {
  39         while (gtk_events_pending())
  40                 gtk_main_iteration();
  41 }
  42
  43 static void sgpgme_disable_all(void)
  44 {
  45     /* FIXME: set a flag, so that we don't bother the user with failed
  46      * gpgme messages */
  47 }
  48
  49 GpgmeSigStat sgpgme_verify_signature(GpgmeCtx ctx, GpgmeData sig,
  50                                         GpgmeData plain)
  51 {
  52         GpgmeSigStat status;
  53
  54         if (gpgme_op_verify(ctx, sig, plain, &status) != GPGME_No_Error)
  55                 return GPGME_SIG_STAT_ERROR;
  56
  57         return status;
  58 }
  59
  60 SignatureStatus sgpgme_sigstat_gpgme_to_privacy(GpgmeSigStat status)
  61 {
  62         switch (status) {
  63         case GPGME_SIG_STAT_GOOD:
  64                 return SIGNATURE_OK;
  65         case GPGME_SIG_STAT_GOOD_EXP:
  66         case GPGME_SIG_STAT_GOOD_EXPKEY:
  67         case GPGME_SIG_STAT_DIFF:
  68                 return SIGNATURE_WARN;
  69         case GPGME_SIG_STAT_BAD:
  70                 return SIGNATURE_INVALID;
  71         case GPGME_SIG_STAT_NOKEY:
  72         case GPGME_SIG_STAT_NOSIG:
  73         case GPGME_SIG_STAT_ERROR:
  74                 return SIGNATURE_CHECK_FAILED;
  75         case GPGME_SIG_STAT_NONE:
  76                 return SIGNATURE_UNCHECKED;
  77         }
  78         return SIGNATURE_CHECK_FAILED;
  79 }
  80
  81 void sgpgme_init()
  82 {
  83         if (gpgme_engine_check_version(GPGME_PROTOCOL_OpenPGP) !=
  84                         GPGME_No_Error) {  /* Also does some gpgme init */
  85                 sgpgme_disable_all();
  86                 debug_print("gpgme_engine_version:\n%s\n",
  87                             gpgme_get_engine_info());
  88
  89                 if (prefs_common.gpg_warning) {
  90                         AlertValue val;
  91
  92                         val = alertpanel_message_with_disable
  93                                 (_("Warning"),
  94                                  _("GnuPG is not installed properly, or needs to be upgraded.\n"
  95                                    "OpenPGP support disabled."));
  96                         if (val & G_ALERTDISABLE)
  97                                 prefs_common.gpg_warning = FALSE;
  98                 }
  99         }
 100
 101         gpgme_register_idle(idle_function_for_gpgme);
 102 }
 103
 104 void sgpgme_done()
 105 {
 106         gpgmegtk_free_passphrase();
 107 }
 108
 109 #endif /* USE_GPGME */