1 /* notmuch - Not much of an email program, (just index and search)
3 * Copyright © 2012 Jameson Rollins
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 3 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, see http://www.gnu.org/licenses/ .
18 * Authors: Jameson Rollins <jrollins@finestructure.net>
21 #include "notmuch-client.h"
23 #ifdef GMIME_ATLEAST_26
25 /* Create a GPG context (GMime 2.6) */
26 static notmuch_crypto_context_t *
27 create_gpg_context (const char *gpgpath)
29 notmuch_crypto_context_t *gpgctx;
31 /* TODO: GMimePasswordRequestFunc */
32 gpgctx = g_mime_gpg_context_new (NULL, gpgpath ? gpgpath : "gpg");
36 g_mime_gpg_context_set_use_agent ((GMimeGpgContext *) gpgctx, TRUE);
37 g_mime_gpg_context_set_always_trust ((GMimeGpgContext *) gpgctx, FALSE);
42 #else /* GMIME_ATLEAST_26 */
44 /* Create a GPG context (GMime 2.4) */
45 static notmuch_crypto_context_t *
46 create_gpg_context (const char* gpgpath)
48 GMimeSession *session;
49 notmuch_crypto_context_t *gpgctx;
51 session = g_object_new (g_mime_session_get_type (), NULL);
52 gpgctx = g_mime_gpg_context_new (session, gpgpath ? gpgpath : "gpg");
53 g_object_unref (session);
58 g_mime_gpg_context_set_always_trust ((GMimeGpgContext *) gpgctx, FALSE);
63 #endif /* GMIME_ATLEAST_26 */
65 /* for the specified protocol return the context pointer (initializing
67 notmuch_crypto_context_t *
68 notmuch_crypto_get_context (notmuch_crypto_t *crypto, const char *protocol)
70 notmuch_crypto_context_t *cryptoctx = NULL;
73 fprintf (stderr, "Cryptographic protocol is empty.\n");
77 /* As per RFC 1847 section 2.1: "the [protocol] value token is
78 * comprised of the type and sub-type tokens of the Content-Type".
79 * As per RFC 1521 section 2: "Content-Type values, subtypes, and
80 * parameter names as defined in this document are
81 * case-insensitive." Thus, we use strcasecmp for the protocol.
83 if (strcasecmp (protocol, "application/pgp-signature") == 0 ||
84 strcasecmp (protocol, "application/pgp-encrypted") == 0) {
85 if (! crypto->gpgctx) {
86 crypto->gpgctx = create_gpg_context (crypto->gpgpath);
88 fprintf (stderr, "Failed to construct gpg context.\n");
90 cryptoctx = crypto->gpgctx;
92 fprintf (stderr, "Unknown or unsupported cryptographic protocol.\n");
99 notmuch_crypto_cleanup (notmuch_crypto_t *crypto)
101 if (crypto->gpgctx) {
102 g_object_unref (crypto->gpgctx);
103 crypto->gpgctx = NULL;