* 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, see http://www.gnu.org/licenses/ .
+ * along with this program. If not, see https://www.gnu.org/licenses/ .
*
* Authors: Jameson Rollins <jrollins@finestructure.net>
*/
#include "notmuch-client.h"
-#ifdef GMIME_ATLEAST_26
-
/* Create a GPG context (GMime 2.6) */
static notmuch_crypto_context_t *
-create_gpg_context (void)
+create_gpg_context (notmuch_crypto_t *crypto)
{
notmuch_crypto_context_t *gpgctx;
+ if (crypto->gpgctx)
+ return crypto->gpgctx;
+
/* TODO: GMimePasswordRequestFunc */
- gpgctx = g_mime_gpg_context_new (NULL, "gpg");
- if (! gpgctx)
+ gpgctx = g_mime_gpg_context_new (NULL, crypto->gpgpath ? crypto->gpgpath : "gpg");
+ if (! gpgctx) {
+ fprintf (stderr, "Failed to construct gpg context.\n");
return NULL;
+ }
+ crypto->gpgctx = gpgctx;
g_mime_gpg_context_set_use_agent ((GMimeGpgContext *) gpgctx, TRUE);
g_mime_gpg_context_set_always_trust ((GMimeGpgContext *) gpgctx, FALSE);
return gpgctx;
}
-#else /* GMIME_ATLEAST_26 */
-
-/* Create a GPG context (GMime 2.4) */
+/* Create a PKCS7 context (GMime 2.6) */
static notmuch_crypto_context_t *
-create_gpg_context (void)
+create_pkcs7_context (notmuch_crypto_t *crypto)
{
- GMimeSession *session;
- notmuch_crypto_context_t *gpgctx;
+ notmuch_crypto_context_t *pkcs7ctx;
- session = g_object_new (g_mime_session_get_type (), NULL);
- gpgctx = g_mime_gpg_context_new (session, "gpg");
- g_object_unref (session);
+ if (crypto->pkcs7ctx)
+ return crypto->pkcs7ctx;
- if (! gpgctx)
+ /* TODO: GMimePasswordRequestFunc */
+ pkcs7ctx = g_mime_pkcs7_context_new (NULL);
+ if (! pkcs7ctx) {
+ fprintf (stderr, "Failed to construct pkcs7 context.\n");
return NULL;
+ }
+ crypto->pkcs7ctx = pkcs7ctx;
- g_mime_gpg_context_set_always_trust ((GMimeGpgContext *) gpgctx, FALSE);
+ g_mime_pkcs7_context_set_always_trust ((GMimePkcs7Context *) pkcs7ctx,
+ FALSE);
- return gpgctx;
+ return pkcs7ctx;
}
-
-#endif /* GMIME_ATLEAST_26 */
+static const struct {
+ const char *protocol;
+ notmuch_crypto_context_t *(*get_context) (notmuch_crypto_t *crypto);
+} protocols[] = {
+ {
+ .protocol = "application/pgp-signature",
+ .get_context = create_gpg_context,
+ },
+ {
+ .protocol = "application/pgp-encrypted",
+ .get_context = create_gpg_context,
+ },
+ {
+ .protocol = "application/pkcs7-signature",
+ .get_context = create_pkcs7_context,
+ },
+ {
+ .protocol = "application/x-pkcs7-signature",
+ .get_context = create_pkcs7_context,
+ },
+};
/* for the specified protocol return the context pointer (initializing
* if needed) */
notmuch_crypto_get_context (notmuch_crypto_t *crypto, const char *protocol)
{
notmuch_crypto_context_t *cryptoctx = NULL;
+ size_t i;
+
+ if (! protocol) {
+ fprintf (stderr, "Cryptographic protocol is empty.\n");
+ return cryptoctx;
+ }
/* As per RFC 1847 section 2.1: "the [protocol] value token is
* comprised of the type and sub-type tokens of the Content-Type".
* parameter names as defined in this document are
* case-insensitive." Thus, we use strcasecmp for the protocol.
*/
- if (strcasecmp (protocol, "application/pgp-signature") == 0 ||
- strcasecmp (protocol, "application/pgp-encrypted") == 0) {
- if (! crypto->gpgctx) {
- crypto->gpgctx = create_gpg_context ();
- if (! crypto->gpgctx)
- fprintf (stderr, "Failed to construct gpg context.\n");
- }
- cryptoctx = crypto->gpgctx;
- } else {
- fprintf (stderr, "Unknown or unsupported cryptographic protocol.\n");
+ for (i = 0; i < ARRAY_SIZE (protocols); i++) {
+ if (strcasecmp (protocol, protocols[i].protocol) == 0)
+ return protocols[i].get_context (crypto);
}
- return cryptoctx;
+ fprintf (stderr, "Unknown or unsupported cryptographic protocol %s.\n",
+ protocol);
+
+ return NULL;
}
int
crypto->gpgctx = NULL;
}
+ if (crypto->pkcs7ctx) {
+ g_object_unref (crypto->pkcs7ctx);
+ crypto->pkcs7ctx = NULL;
+ }
+
return 0;
}