2008-11-14 [colin] 3.6.1cvs26
[claws.git] / src / plugins / pgpcore / sgpgme.c
index 62bd15e68f70c9d603f0a1e6090b3d1110e9a02e..6fc94d4677241a229e55e3bf14402616c401df76 100644 (file)
@@ -1,10 +1,10 @@
 /*
- * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
- * Copyright (C) 1999-2007 Hiroyuki Yamamoto & the Claws Mail team
+ * Claws Mail -- a GTK+ based, lightweight, and fast e-mail client
+ * Copyright (C) 1999-2007 the Claws Mail team
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
+ * the Free Software Foundation; either version 3 of the License, or
  * (at your option) any later version.
  *
  * This program is distributed in the hope that it will be useful,
@@ -13,8 +13,8 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ * 
  */
  
 #ifdef HAVE_CONFIG_H
 #include <glib.h>
 #include <glib/gi18n.h>
 #include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
 #include <errno.h>
 #include <sys/types.h>
-#include <sys/wait.h>
-#if (defined(__DragonFly__) || defined (__NetBSD__) || defined (__FreeBSD__) || defined (__OpenBSD__))
+#ifndef G_OS_WIN32
+#  include <sys/wait.h>
+#endif
+#if (defined(__DragonFly__) || defined(SOLARIS) || defined (__NetBSD__) || defined (__FreeBSD__) || defined (__OpenBSD__))
 #  include <sys/signal.h>
 #endif
 #ifndef G_OS_WIN32
@@ -66,9 +70,8 @@ gpgme_verify_result_t sgpgme_verify_signature(gpgme_ctx_t ctx, gpgme_data_t sig,
 
        if ((err = gpgme_op_verify(ctx, sig, plain, dummy)) != GPG_ERR_NO_ERROR) {
                debug_print("op_verify err %s\n", gpgme_strerror(err));
-               privacy_set_error(gpgme_strerror(err));
+               privacy_set_error("%s", gpgme_strerror(err));
                return GINT_TO_POINTER(-GPG_ERR_SYSTEM_ERROR);
-               
        }
        status = gpgme_op_verify_result(ctx);
        if (status && status->signatures == NULL) {
@@ -117,8 +120,10 @@ SignatureStatus sgpgme_sigstat_gpgme_to_privacy(gpgme_ctx_t ctx, gpgme_verify_re
                        return SIGNATURE_CHECK_FAILED;
                }
        case GPG_ERR_SIG_EXPIRED:
-       case GPG_ERR_KEY_EXPIRED:
+       case GPG_ERR_CERT_REVOKED:
                return SIGNATURE_WARN;
+       case GPG_ERR_KEY_EXPIRED:
+               return SIGNATURE_KEY_EXPIRED;
        case GPG_ERR_BAD_SIGNATURE:
                return SIGNATURE_INVALID;
        case GPG_ERR_NO_PUBKEY:
@@ -195,6 +200,9 @@ gchar *sgpgme_sigstat_info_short(gpgme_ctx_t ctx, gpgme_verify_result_t status)
                else
                        g_warning(_("PGP Core: Can't get key - no gpg-agent running."));
                warned = TRUE;
+       } else {
+               return g_strdup_printf(_("The signature can't be checked - %s"), 
+                       gpgme_strerror(err));
        }
        if (key)
                uname = extract_name(key->uids->uid);
@@ -252,11 +260,18 @@ gchar *sgpgme_sigstat_info_full(gpgme_ctx_t ctx, gpgme_verify_result_t status)
        while (sig) {
                gpgme_user_id_t user = NULL;
                gpgme_key_t key;
-
+               gpgme_error_t err;
                const gchar *keytype, *keyid, *uid;
                
-               gpgme_get_key(ctx, sig->fpr, &key, 0);
+               err = gpgme_get_key(ctx, sig->fpr, &key, 0);
 
+               if (err != GPG_ERR_NO_ERROR) {
+                       key = NULL;
+                       g_string_append_printf(siginfo, 
+                               _("Error checking signature: %s\n"),
+                               gpgme_strerror(err));
+                       goto bail;
+               }
                if (key) {
                        user = key->uids;
                        keytype = gpgme_pubkey_algo_name(
@@ -276,13 +291,13 @@ gchar *sgpgme_sigstat_info_full(gpgme_ctx_t ctx, gpgme_verify_result_t status)
                case GPG_ERR_NO_ERROR:
                case GPG_ERR_KEY_EXPIRED:
                        g_string_append_printf(siginfo,
-                               _("Good signature from \"%s\" (Trust: %s)\n"),
-                               uid, get_validity_str(sig->validity));
+                               _("Good signature from uid \"%s\" (Validity: %s)\n"),
+                               uid, get_validity_str(user->validity));
                        break;
                case GPG_ERR_SIG_EXPIRED:
                        g_string_append_printf(siginfo,
-                               _("Expired signature from \"%s\"\n"),
-                               uid);
+                               _("Expired signature from uid \"%s\" (Validity: %s)\n"),
+                               uid, get_validity_str(user->validity));
                        break;
                case GPG_ERR_BAD_SIGNATURE:
                        g_string_append_printf(siginfo,
@@ -297,8 +312,9 @@ gchar *sgpgme_sigstat_info_full(gpgme_ctx_t ctx, gpgme_verify_result_t status)
                        user = user ? user->next : NULL;
                        while (user != NULL) {
                                g_string_append_printf(siginfo,
-                                       _("                aka \"%s\"\n"),
-                                       user->uid);
+                                       _("                    uid \"%s\" (Validity: %s)\n"),
+                                       user->uid,
+                                       get_validity_str(user->validity));
                                j++;
                                user = user->next;
                        }
@@ -326,7 +342,7 @@ gchar *sgpgme_sigstat_info_full(gpgme_ctx_t ctx, gpgme_verify_result_t status)
                i++;
                sig = sig->next;
        }
-
+bail:
        ret = siginfo->str;
        g_string_free(siginfo, FALSE);
        return ret;
@@ -349,7 +365,7 @@ gpgme_data_t sgpgme_data_from_mimeinfo(MimeInfo *mimeinfo)
        debug_print("tmp file %s\n", tmp_file);
        
        err = gpgme_data_new_from_file(&data, tmp_file, 1);
-       g_unlink(tmp_file);
+       claws_unlink(tmp_file);
        g_free(tmp_file);
 
        debug_print("data %p (%d %d)\n", (void *)&data, mimeinfo->offset, mimeinfo->length);
@@ -377,11 +393,13 @@ gpgme_data_t sgpgme_decrypt_verify(gpgme_data_t cipher, gpgme_verify_result_t *s
        }
        
        if (gpgme_get_protocol(ctx) == GPGME_PROTOCOL_OpenPGP) {
-               if (!getenv("GPG_AGENT_INFO") || !prefs_gpg_get_config()->use_agent_if_available) {
+               prefs_gpg_enable_agent(prefs_gpg_get_config()->use_gpg_agent);
+               if (!getenv("GPG_AGENT_INFO") || !prefs_gpg_get_config()->use_gpg_agent) {
                        info.c = ctx;
                        gpgme_set_passphrase_cb (ctx, gpgmegtk_passphrase_cb, &info);
                }
        } else {
+               prefs_gpg_enable_agent(TRUE);
                info.c = ctx;
                gpgme_set_passphrase_cb (ctx, NULL, &info);
        }
@@ -532,13 +550,15 @@ void sgpgme_init()
 #endif
                if (!gpgme_get_engine_info(&engineInfo)) {
                        while (engineInfo) {
+#ifndef G_OS_WIN32
                                debug_print("GpgME Protocol: %s\n"
                                            "Version: %s (req %s)\n"
                                            "Executable: %s\n",
-                                       gpgme_get_protocol_name(engineInfo->protocol),
+                                       gpgme_get_protocol_name(engineInfo->protocol) ? gpgme_get_protocol_name(engineInfo->protocol):"???",
                                        engineInfo->version ? engineInfo->version:"???",
                                        engineInfo->req_version ? engineInfo->req_version:"???",
                                        engineInfo->file_name ? engineInfo->file_name:"???");
+#endif
                                if (engineInfo->protocol == GPGME_PROTOCOL_OpenPGP
                                &&  gpgme_engine_check_version(engineInfo->protocol) != 
                                        GPG_ERR_NO_ERROR) {
@@ -696,7 +716,7 @@ again:
        err = gpgme_op_genkey(ctx, key_parms, NULL, NULL);
        g_free(key_parms);
 
-       gtk_widget_destroy(window);
+       label_window_destroy(window);
 
        if (err) {
                alertpanel_error(_("Couldn't generate a new key pair: %s"), gpgme_strerror(err));
@@ -799,4 +819,35 @@ void sgpgme_check_create_key(void)
                prefs_gpg_save_config();
        }       
 }
+
+void *sgpgme_data_release_and_get_mem(gpgme_data_t data, size_t *len)
+{
+       char buf[BUFSIZ];
+       void *result = NULL;
+       ssize_t r = 0;
+       size_t w = 0;
+       
+       if (data == NULL)
+               return NULL;
+       if (len == NULL)
+               return NULL;
+
+       /* I know it's deprecated, but we don't compile with _LARGEFILE */
+       gpgme_data_rewind(data);
+       while ((r = gpgme_data_read(data, buf, BUFSIZ)) > 0) {
+               result = realloc(result, r + w);
+               memcpy(result+w, buf, r);
+               w += r;
+       }
+       
+       *len = w;
+
+       gpgme_data_release(data);
+       if (r < 0) {
+               free(result);
+               *len = 0;
+               return NULL;
+       }
+       return result;
+}
 #endif /* USE_GPGME */