crypto: move into libnotmuch_util

[notmuch] / crypto.c

diff --git a/crypto.c b/crypto.c
deleted file mode 100644 (file)
index 4c1b7ee..0000000
--- a/crypto.c
+++ /dev/null
@@ -1,137 +0,0 @@
-/* notmuch - Not much of an email program, (just index and search)
- *
- * Copyright © 2012 Jameson Rollins
- *
- * 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 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * 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 https://www.gnu.org/licenses/ .
- *
- * Authors: Jameson Rollins <jrollins@finestructure.net>
- */
-
-#include "notmuch-client.h"
-#if (GMIME_MAJOR_VERSION < 3)
-/* Create a GPG context (GMime 2.6) */
-static GMimeCryptoContext *
-create_gpg_context (_notmuch_crypto_t *crypto)
-{
-    GMimeCryptoContext *gpgctx;
-
-    if (crypto->gpgctx)
-       return crypto->gpgctx;
-
-    /* TODO: GMimePasswordRequestFunc */
-    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;
-}
-
-/* Create a PKCS7 context (GMime 2.6) */
-static GMimeCryptoContext *
-create_pkcs7_context (_notmuch_crypto_t *crypto)
-{
-    GMimeCryptoContext *pkcs7ctx;
-
-    if (crypto->pkcs7ctx)
-       return crypto->pkcs7ctx;
-
-    /* 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_pkcs7_context_set_always_trust ((GMimePkcs7Context *) pkcs7ctx,
-                                          false);
-
-    return pkcs7ctx;
-}
-static const struct {
-    const char *protocol;
-    GMimeCryptoContext *(*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) */
-GMimeCryptoContext *
-_notmuch_crypto_get_gmime_context (_notmuch_crypto_t *crypto, const char *protocol)
-{
-    GMimeCryptoContext *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".
-     * As per RFC 1521 section 2: "Content-Type values, subtypes, and
-     * parameter names as defined in this document are
-     * case-insensitive."  Thus, we use strcasecmp for the protocol.
-     */
-    for (i = 0; i < ARRAY_SIZE (protocols); i++) {
-       if (strcasecmp (protocol, protocols[i].protocol) == 0)
-           return protocols[i].get_context (crypto);
-    }
-
-    fprintf (stderr, "Unknown or unsupported cryptographic protocol %s.\n",
-            protocol);
-
-    return NULL;
-}
-
-void
-_notmuch_crypto_cleanup (_notmuch_crypto_t *crypto)
-{
-    if (crypto->gpgctx) {
-       g_object_unref (crypto->gpgctx);
-       crypto->gpgctx = NULL;
-    }
-
-    if (crypto->pkcs7ctx) {
-       g_object_unref (crypto->pkcs7ctx);
-       crypto->pkcs7ctx = NULL;
-    }
-}
-#else
-void _notmuch_crypto_cleanup (unused(_notmuch_crypto_t *crypto))
-{
-}
-#endif