- /* handle PGP/MIME parts */
- if (GMIME_IS_MULTIPART (part) && params->cryptoctx) {
- GMimeMultipart *multipart = GMIME_MULTIPART (part);
- GError* err = NULL;
-
- if (GMIME_IS_MULTIPART_ENCRYPTED (part) && params->decrypt)
- {
- if ( g_mime_multipart_get_count (multipart) != 2 ) {
- /* this violates RFC 3156 section 4, so we won't bother with it. */
- fprintf (stderr,
- "Error: %d part(s) for a multipart/encrypted message (should be exactly 2)\n",
- g_mime_multipart_get_count (multipart));
- } else {
- GMimeMultipartEncrypted *encrypteddata = GMIME_MULTIPART_ENCRYPTED (part);
- decryptedpart = g_mime_multipart_encrypted_decrypt (encrypteddata, params->cryptoctx, &err);
- if (decryptedpart) {
- if ((selected || state->in_zone) && format->part_encstatus)
- format->part_encstatus (1);
- const GMimeSignatureValidity *sigvalidity = g_mime_multipart_encrypted_get_signature_validity (encrypteddata);
- if (!sigvalidity)
- fprintf (stderr, "Failed to verify signed part: %s\n", (err ? err->message : "no error explanation given"));
- if ((selected || state->in_zone) && format->part_sigstatus)
- format->part_sigstatus (sigvalidity);
- } else {
- fprintf (stderr, "Failed to decrypt part: %s\n", (err ? err->message : "no error explanation given"));
- if ((selected || state->in_zone) && format->part_encstatus)
- format->part_encstatus (0);
- }
- }
- }
- else if (GMIME_IS_MULTIPART_SIGNED (part))
- {
- if ( g_mime_multipart_get_count (multipart) != 2 ) {
- /* this violates RFC 3156 section 5, so we won't bother with it. */
- fprintf (stderr,
- "Error: %d part(s) for a multipart/signed message (should be exactly 2)\n",
- g_mime_multipart_get_count (multipart));
- } else {
- /* For some reason the GMimeSignatureValidity returned
- * here is not a const (inconsistent with that
- * returned by
- * g_mime_multipart_encrypted_get_signature_validity,
- * and therefore needs to be properly disposed of.
- * Hopefully the API will become more consistent. */
- GMimeSignatureValidity *sigvalidity = g_mime_multipart_signed_verify (GMIME_MULTIPART_SIGNED (part), params->cryptoctx, &err);
- if (!sigvalidity) {
- fprintf (stderr, "Failed to verify signed part: %s\n", (err ? err->message : "no error explanation given"));
- }
- if ((selected || state->in_zone) && format->part_sigstatus)
- format->part_sigstatus (sigvalidity);
- if (sigvalidity)
- g_mime_signature_validity_free (sigvalidity);
- }
- }
-
- if (err)
- g_error_free (err);
- }
- /* end handle PGP/MIME parts */
-
- if (selected || state->in_zone)
- format->part_content (part);
-
- if (GMIME_IS_MULTIPART (part)) {
- GMimeMultipart *multipart = GMIME_MULTIPART (part);
- int i;
-
- if (selected)
- state->in_zone = 1;
-
- if (decryptedpart) {
- /* We emit the useless application/pgp-encrypted version
- * part here only to keep the emitted output as consistent
- * as possible between decrypted output and the
- * unprocessed multipart/mime. For some strange reason,
- * the actual encrypted data is the second part of the
- * multipart. */
- show_message_part (g_mime_multipart_get_part (multipart, 0), state, format, params, TRUE);
- show_message_part (decryptedpart, state, format, params, FALSE);
- } else {
- for (i = 0; i < g_mime_multipart_get_count (multipart); i++) {
- show_message_part (g_mime_multipart_get_part (multipart, i),
- state, format, params, i == 0);
- }
- }
-
- if (selected)
- state->in_zone = 0;
-
- } else if (GMIME_IS_MESSAGE_PART (part)) {
- GMimeMessage *mime_message = g_mime_message_part_get_message (GMIME_MESSAGE_PART (part));
-
- if (selected)
- state->in_zone = 1;
-
- show_message_part (g_mime_message_get_mime_part (mime_message),
- state, format, params, TRUE);
-
- if (selected)
- state->in_zone = 0;
- }