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.
30 #include <glib/gi18n.h>
36 #include "prefs_common.h"
38 #include "alertpanel.h"
39 #include "passphrase.h"
40 #include "prefs_gpg.h"
41 #include "select-keys.h"
43 static void sgpgme_disable_all(void)
45 /* FIXME: set a flag, so that we don't bother the user with failed
49 gpgme_verify_result_t sgpgme_verify_signature(gpgme_ctx_t ctx, gpgme_data_t sig,
50 gpgme_data_t plain, gpgme_data_t dummy)
52 gpgme_verify_result_t status = NULL;
55 if ((err = gpgme_op_verify(ctx, sig, plain, dummy)) != GPG_ERR_NO_ERROR) {
56 debug_print("op_verify err %s\n", gpgme_strerror(err));
59 status = gpgme_op_verify_result(ctx);
64 SignatureStatus sgpgme_sigstat_gpgme_to_privacy(gpgme_ctx_t ctx, gpgme_verify_result_t status)
66 unsigned long validity = 0;
67 gpgme_signature_t sig = NULL;
70 return SIGNATURE_UNCHECKED;
72 sig = status->signatures;
75 return SIGNATURE_UNCHECKED;
77 validity = sig->validity;
79 switch (gpg_err_code(sig->status)) {
80 case GPG_ERR_NO_ERROR:
81 if ((validity != GPGME_VALIDITY_MARGINAL) &&
82 (validity != GPGME_VALIDITY_FULL) &&
83 (validity != GPGME_VALIDITY_ULTIMATE))
84 return SIGNATURE_WARN;
86 case GPG_ERR_SIG_EXPIRED:
87 case GPG_ERR_KEY_EXPIRED:
88 return SIGNATURE_WARN;
89 case GPG_ERR_BAD_SIGNATURE:
90 return SIGNATURE_INVALID;
91 case GPG_ERR_NO_PUBKEY:
92 return SIGNATURE_CHECK_FAILED;
94 return SIGNATURE_CHECK_FAILED;
96 return SIGNATURE_CHECK_FAILED;
99 static const gchar *get_validity_str(unsigned long validity)
101 switch (gpg_err_code(validity)) {
102 case GPGME_VALIDITY_UNKNOWN:
104 case GPGME_VALIDITY_UNDEFINED:
105 return _("Undefined");
106 case GPGME_VALIDITY_NEVER:
108 case GPGME_VALIDITY_MARGINAL:
109 return _("Marginal");
110 case GPGME_VALIDITY_FULL:
112 case GPGME_VALIDITY_ULTIMATE:
113 return _("Ultimate");
119 gchar *sgpgme_sigstat_info_short(gpgme_ctx_t ctx, gpgme_verify_result_t status)
121 gpgme_signature_t sig = NULL;
122 gpgme_user_id_t user = NULL;
126 if (status == NULL) {
127 return g_strdup(_("The signature has not been checked."));
129 sig = status->signatures;
131 return g_strdup(_("The signature has not been checked."));
134 gpgme_get_key(ctx, sig->fpr, &key, 0);
136 uname = key->uids->uid;
139 switch (gpg_err_code(sig->status)) {
140 case GPG_ERR_NO_ERROR:
142 return g_strdup_printf(_("Good signature from %s (Trust: %s)."),
143 uname, get_validity_str(sig->validity));
145 case GPG_ERR_SIG_EXPIRED:
146 return g_strdup_printf(_("Expired signature from %s."), uname);
147 case GPG_ERR_KEY_EXPIRED:
148 return g_strdup_printf(_("Expired key from %s."), uname);
149 case GPG_ERR_BAD_SIGNATURE:
150 return g_strdup_printf(_("Bad signature from %s."), uname);
151 case GPG_ERR_NO_PUBKEY:
152 return g_strdup(_("No key available to verify this signature."));
154 return g_strdup(_("The signature has not been checked."));
156 return g_strdup(_("Error"));
159 gchar *sgpgme_sigstat_info_full(gpgme_ctx_t ctx, gpgme_verify_result_t status)
164 gpgme_signature_t sig = status->signatures;
166 siginfo = g_string_sized_new(64);
168 gpgme_user_id_t user = NULL;
171 const gchar *keytype, *keyid, *uid;
173 gpgme_get_key(ctx, sig->fpr, &key, 0);
176 keytype = gpgme_pubkey_algo_name(key->subkeys->pubkey_algo);
177 keyid = key->subkeys->keyid;
178 g_string_append_printf(siginfo,
179 _("Signature made using %s key ID %s\n"),
183 switch (gpg_err_code(sig->status)) {
184 case GPG_ERR_NO_ERROR:
185 case GPG_ERR_KEY_EXPIRED:
186 g_string_append_printf(siginfo,
187 _("Good signature from \"%s\"\n"),
190 case GPG_ERR_SIG_EXPIRED:
191 g_string_append_printf(siginfo,
192 _("Expired signature from \"%s\"\n"),
195 case GPG_ERR_BAD_SIGNATURE:
196 g_string_append_printf(siginfo,
197 _("BAD signature from \"%s\"\n"),
203 if (sig->status != GPG_ERR_BAD_SIGNATURE) {
206 while (user != NULL) {
207 g_string_append_printf(siginfo,
213 g_string_append_printf(siginfo,
214 _("Primary key fingerprint: %s\n"),
218 g_string_append(siginfo, "\n");
224 g_string_free(siginfo, FALSE);
228 gpgme_data_t sgpgme_data_from_mimeinfo(MimeInfo *mimeinfo)
230 gpgme_data_t data = NULL;
232 FILE *fp = fopen(mimeinfo->data.filename, "rb");
233 gchar *tmp_file = NULL;
238 tmp_file = get_tmp_file();
239 copy_file_part(fp, mimeinfo->offset, mimeinfo->length, tmp_file);
241 fp = fopen(tmp_file, "rb");
242 debug_print("tmp file %s\n", tmp_file);
246 err = gpgme_data_new_from_file(&data, tmp_file, 1);
250 debug_print("data %p (%d %d)\n", data, mimeinfo->offset, mimeinfo->length);
252 debug_print ("gpgme_data_new_from_file failed: %s\n",
253 gpgme_strerror (err));
259 gpgme_data_t sgpgme_decrypt_verify(gpgme_data_t cipher, gpgme_verify_result_t *status, gpgme_ctx_t ctx)
261 struct passphrase_cb_info_s info;
265 memset (&info, 0, sizeof info);
267 if (gpgme_data_new(&plain) != GPG_ERR_NO_ERROR) {
272 if (!getenv("GPG_AGENT_INFO")) {
274 gpgme_set_passphrase_cb (ctx, gpgmegtk_passphrase_cb, &info);
277 err = gpgme_op_decrypt_verify(ctx, cipher, plain);
278 if (err != GPG_ERR_NO_ERROR) {
279 debug_print("can't decrypt (%s)\n", gpgme_strerror(err));
280 gpgmegtk_free_passphrase();
281 gpgme_data_release(plain);
285 err = gpgme_data_rewind(plain);
287 debug_print("can't seek (%d %d %s)\n", err, errno, strerror(errno));
290 debug_print("decrypted.\n");
291 *status = gpgme_op_verify_result (ctx);
296 gchar *sgpgme_get_encrypt_data(GSList *recp_names)
298 gpgme_key_t *keys = gpgmegtk_recipient_selection(recp_names);
306 gpgme_subkey_t skey = keys[i]->subkeys;
307 gchar *fpr = skey->fpr;
309 debug_print("adding %s\n", fpr);
310 tmp = g_strconcat(ret?ret:"", fpr, " ", NULL);
318 gboolean sgpgme_setup_signers(gpgme_ctx_t ctx, PrefsAccount *account)
320 GPGAccountConfig *config;
322 gpgme_signers_clear(ctx);
324 config = prefs_gpg_account_get_config(account);
326 if (config->sign_key != SIGN_KEY_DEFAULT) {
330 if (config->sign_key == SIGN_KEY_BY_FROM)
331 keyid = account->address;
332 else if (config->sign_key == SIGN_KEY_CUSTOM)
333 keyid = config->sign_key_id;
337 gpgme_op_keylist_start(ctx, keyid, 1);
338 while (!gpgme_op_keylist_next(ctx, &key)) {
339 gpgme_signers_add(ctx, key);
340 gpgme_key_release(key);
342 gpgme_op_keylist_end(ctx);
345 prefs_gpg_account_free_config(config);
352 gpgme_engine_info_t engineInfo;
353 if (gpgme_check_version("0.4.5")) {
354 gpgme_set_locale(NULL, LC_CTYPE, setlocale(LC_CTYPE, NULL));
355 gpgme_set_locale(NULL, LC_MESSAGES, setlocale(LC_MESSAGES, NULL));
356 if (!gpgme_get_engine_info(&engineInfo)) {
358 debug_print("GpgME Protocol: %s\n Version: %s\n",
359 gpgme_get_protocol_name(engineInfo->protocol),
360 engineInfo->version);
361 engineInfo = engineInfo->next;
365 sgpgme_disable_all();
367 if (prefs_gpg_get_config()->gpg_warning) {
370 val = alertpanel_full
372 _("GnuPG is not installed properly, or needs "
374 "OpenPGP support disabled."),
375 GTK_STOCK_CLOSE, NULL, NULL, TRUE, NULL,
376 ALERT_WARNING, G_ALERTDEFAULT);
377 if (val & G_ALERTDISABLE)
378 prefs_gpg_get_config()->gpg_warning = FALSE;
385 gpgmegtk_free_passphrase();
388 #endif /* USE_GPGME */