2 * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
3 * Copyright (C) 1999-2003 Hiroyuki Yamamoto & the Sylpheed-Claws team
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.
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.
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.
32 #include "prefs_common.h"
34 #include "alertpanel.h"
35 #include "passphrase.h"
37 #include "prefs_gpg.h"
38 #include "select-keys.h"
40 static void idle_function_for_gpgme(void)
42 while (gtk_events_pending())
46 static void sgpgme_disable_all(void)
48 /* FIXME: set a flag, so that we don't bother the user with failed
52 GpgmeSigStat sgpgme_verify_signature(GpgmeCtx ctx, GpgmeData sig,
57 if (gpgme_op_verify(ctx, sig, plain, &status) != GPGME_No_Error)
58 return GPGME_SIG_STAT_ERROR;
63 SignatureStatus sgpgme_sigstat_gpgme_to_privacy(GpgmeCtx ctx, GpgmeSigStat status)
65 unsigned long validity = 0;
67 validity = gpgme_get_sig_ulong_attr(ctx, 0,
68 GPGME_ATTR_VALIDITY, 0);
71 case GPGME_SIG_STAT_GOOD:
72 if ((validity != GPGME_VALIDITY_MARGINAL) &&
73 (validity != GPGME_VALIDITY_FULL) &&
74 (validity != GPGME_VALIDITY_ULTIMATE))
75 return SIGNATURE_WARN;
77 case GPGME_SIG_STAT_GOOD_EXP:
78 case GPGME_SIG_STAT_GOOD_EXPKEY:
79 case GPGME_SIG_STAT_DIFF:
80 return SIGNATURE_WARN;
81 case GPGME_SIG_STAT_BAD:
82 return SIGNATURE_INVALID;
83 case GPGME_SIG_STAT_NOKEY:
84 case GPGME_SIG_STAT_NOSIG:
85 case GPGME_SIG_STAT_ERROR:
86 return SIGNATURE_CHECK_FAILED;
87 case GPGME_SIG_STAT_NONE:
88 return SIGNATURE_UNCHECKED;
90 return SIGNATURE_CHECK_FAILED;
93 static const gchar *get_validity_str(unsigned long validity)
96 case GPGME_VALIDITY_UNKNOWN:
98 case GPGME_VALIDITY_UNDEFINED:
99 return _("Undefined");
100 case GPGME_VALIDITY_NEVER:
102 case GPGME_VALIDITY_MARGINAL:
103 return _("Marginal");
104 case GPGME_VALIDITY_FULL:
106 case GPGME_VALIDITY_ULTIMATE:
107 return _("Ultimate");
113 gchar *sgpgme_sigstat_info_short(GpgmeCtx ctx, GpgmeSigStat status)
116 case GPGME_SIG_STAT_GOOD:
119 unsigned long validity = 0;
121 if (gpgme_get_sig_key(ctx, 0, &key) != GPGME_No_Error)
122 return g_strdup(_("Error"));
124 validity = gpgme_get_sig_ulong_attr(ctx, 0,
125 GPGME_ATTR_VALIDITY, 0);
127 return g_strdup_printf(_("Valid signature by %s (Trust: %s)"),
128 gpgme_key_get_string_attr(key, GPGME_ATTR_NAME, NULL, 0),
129 get_validity_str(validity));
131 case GPGME_SIG_STAT_GOOD_EXP:
132 return g_strdup(_("The signature has expired"));
133 case GPGME_SIG_STAT_GOOD_EXPKEY:
134 return g_strdup(_("The key that was used to sign this part has expired"));
135 case GPGME_SIG_STAT_DIFF:
136 return g_strdup(_("Not all signatures are valid"));
137 case GPGME_SIG_STAT_BAD:
138 return g_strdup(_("This signature is invalid"));
139 case GPGME_SIG_STAT_NOKEY:
140 return g_strdup(_("You have no key to verify this signature"));
141 case GPGME_SIG_STAT_NOSIG:
142 return g_strdup(_("No signature found"));
143 case GPGME_SIG_STAT_ERROR:
144 return g_strdup(_("An error occured"));
145 case GPGME_SIG_STAT_NONE:
146 return g_strdup(_("The signature has not been checked"));
148 return g_strdup(_("Error"));
151 gchar *sgpgme_sigstat_info_full(GpgmeCtx ctx, GpgmeSigStat status)
158 siginfo = g_string_sized_new(64);
159 while (gpgme_get_sig_key(ctx, i, &key) != GPGME_EOF) {
160 time_t sigtime, expiretime;
161 GpgmeSigStat sigstatus;
163 const gchar *keytype, *keyid, *uid;
165 sigtime = gpgme_get_sig_ulong_attr(ctx, i, GPGME_ATTR_CREATED, 0);
166 strftime(timestr, 64, "%c", gmtime(&sigtime));
167 keytype = gpgme_key_get_string_attr(key, GPGME_ATTR_ALGO, NULL, 0);
168 keyid = gpgme_key_get_string_attr(key, GPGME_ATTR_KEYID, NULL, 0);
169 g_string_sprintfa(siginfo,
170 _("Signature made %s using %s key ID %s\n"),
171 timestr, keytype, keyid);
173 sigstatus = gpgme_get_sig_ulong_attr(ctx, i, GPGME_ATTR_SIG_STATUS, 0);
174 uid = gpgme_key_get_string_attr(key, GPGME_ATTR_USERID, NULL, 0);
176 case GPGME_SIG_STAT_GOOD:
177 case GPGME_SIG_STAT_GOOD_EXPKEY:
178 g_string_sprintfa(siginfo,
179 _("Good signature from \"%s\"\n"),
182 case GPGME_SIG_STAT_GOOD_EXP:
183 g_string_sprintfa(siginfo,
184 _("Expired signature from \"%s\"\n"),
187 case GPGME_SIG_STAT_BAD:
188 g_string_sprintfa(siginfo,
189 _("BAD signature from \"%s\"\n"),
195 if (sigstatus != GPGME_SIG_STAT_BAD) {
198 while ((uid = gpgme_key_get_string_attr(key, GPGME_ATTR_USERID, NULL, j)) != 0) {
199 g_string_sprintfa(siginfo,
204 g_string_sprintfa(siginfo,
205 _("Primary key fingerprint: %s\n"),
206 gpgme_key_get_string_attr(key, GPGME_ATTR_FPR, NULL, 0));
210 expiretime = gpgme_get_sig_ulong_attr(ctx, i, GPGME_ATTR_EXPIRE, 0);
211 if (expiretime > 0) {
214 strftime(timestr, 64, "%c", gmtime(&expiretime));
215 if (time(NULL) < expiretime)
216 format = _("Signature expires %s\n");
218 format = _("Signature expired %s\n");
219 g_string_sprintfa(siginfo, format, timestr);
222 g_string_append(siginfo, "\n");
227 g_string_free(siginfo, FALSE);
231 GpgmeData sgpgme_data_from_mimeinfo(MimeInfo *mimeinfo)
235 gpgme_data_new_from_filepart(&data,
236 mimeinfo->data.filename,
244 GpgmeData sgpgme_decrypt_verify(GpgmeData cipher, GpgmeSigStat *status, GpgmeCtx ctx)
246 struct passphrase_cb_info_s info;
250 memset (&info, 0, sizeof info);
252 if (gpgme_data_new(&plain) != GPGME_No_Error) {
257 if (!getenv("GPG_AGENT_INFO")) {
259 gpgme_set_passphrase_cb (ctx, gpgmegtk_passphrase_cb, &info);
262 err = gpgme_op_decrypt_verify(ctx, cipher, plain, status);
264 if (err != GPGME_No_Error) {
265 gpgmegtk_free_passphrase();
266 gpgme_data_release(plain);
273 gchar *sgpgme_get_encrypt_data(GSList *recp_names)
276 GpgmeRecipients recp;
279 const gchar *recipient;
282 recp = gpgmegtk_recipient_selection(recp_names);
286 if (gpgme_recipients_enum_open(recp, &iter) != GPGME_No_Error) {
287 gpgme_recipients_release(recp);
291 encdata = g_string_sized_new(64);
292 while ((recipient = gpgme_recipients_enum_read(recp, &iter)) != NULL) {
293 if (encdata->len > 0)
294 g_string_append_c(encdata, ' ');
295 g_string_append(encdata, recipient);
298 gpgme_recipients_release(recp);
301 g_string_free(encdata, FALSE);
306 gboolean sgpgme_setup_signers(GpgmeCtx ctx, PrefsAccount *account)
308 GPGAccountConfig *config;
310 gpgme_signers_clear(ctx);
312 config = prefs_gpg_account_get_config(account);
314 if (config->sign_key != SIGN_KEY_DEFAULT) {
318 if (config->sign_key == SIGN_KEY_BY_FROM)
319 keyid = account->address;
320 else if (config->sign_key == SIGN_KEY_CUSTOM)
321 keyid = config->sign_key_id;
325 gpgme_op_keylist_start(ctx, keyid, 1);
326 while (!gpgme_op_keylist_next(ctx, &key)) {
327 debug_print("adding key: %s\n",
328 gpgme_key_get_string_attr(key, GPGME_ATTR_KEYID, NULL, 0));
329 gpgme_signers_add(ctx, key);
330 gpgme_key_release(key);
332 gpgme_op_keylist_end(ctx);
335 prefs_gpg_account_free_config(config);
342 if (gpgme_engine_check_version(GPGME_PROTOCOL_OpenPGP) !=
343 GPGME_No_Error) { /* Also does some gpgme init */
344 sgpgme_disable_all();
345 debug_print("gpgme_engine_version:\n%s\n",
346 gpgme_get_engine_info());
348 if (prefs_gpg_get_config()->gpg_warning) {
351 val = alertpanel_message_with_disable
353 _("GnuPG is not installed properly, or needs "
355 "OpenPGP support disabled."), ALERT_WARNING);
356 if (val & G_ALERTDISABLE)
357 prefs_gpg_get_config()->gpg_warning = FALSE;
361 gpgme_register_idle(idle_function_for_gpgme);
366 gpgmegtk_free_passphrase();
367 gpgme_register_idle(NULL);
370 #endif /* USE_GPGME */