Experimental: New PGP invocation interface. The invocations are done

through formats, so all this should fit more cleanly into mutt now.

1 files changed, 97 insertions, 0 deletions

diff --git a/pgplib.h b/pgplib.h
new file mode 100644
index 00000000..2f4c5bfd
--- /dev/null
+++ b/pgplib.h
@@ -0,0 +1,97 @@
+/*
+ * Copyright (C) 1996,1997 Michael R. Elkins <me@cs.hmc.edu>
+ * Copyright (C) 1999 Thoms Roessler <roessler@guug.de>
+ *
+ *     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
+ *     (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, write to the Free Software
+ *     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifdef _PGPPATH
+
+#define PGPENCRYPT 1
+#define PGPSIGN    2
+#define PGPKEY     4
+
+#define KEYFLAG_CANSIGN 		(1 <<  0)
+#define KEYFLAG_CANENCRYPT 		(1 <<  1)
+#define KEYFLAG_SECRET			(1 <<  7)
+#define KEYFLAG_EXPIRED 		(1 <<  8)
+#define KEYFLAG_REVOKED 		(1 <<  9)
+#define KEYFLAG_DISABLED 		(1 << 10)
+#define KEYFLAG_SUBKEY 			(1 << 11)
+#define KEYFLAG_CRITICAL 		(1 << 12)
+#define KEYFLAG_PREFER_ENCRYPTION 	(1 << 13)
+#define KEYFLAG_PREFER_SIGNING 		(1 << 14)
+
+#define KEYFLAG_CANTUSE (KEYFLAG_DISABLED|KEYFLAG_REVOKED|KEYFLAG_EXPIRED)
+#define KEYFLAG_RESTRICTIONS (KEYFLAG_CANTUSE|KEYFLAG_CRITICAL)
+
+#define KEYFLAG_ABILITIES (KEYFLAG_CANSIGN|KEYFLAG_CANENCRYPT|KEYFLAG_PREFER_ENCRYPTION|KEYFLAG_PREFER_SIGNING)
+
+typedef struct pgp_keyinfo
+{
+  char *keyid;
+  struct pgp_uid *address;
+  int flags;
+  short keylen;
+  time_t gen_time;
+  int numalg;
+  const char *algorithm;
+  struct pgp_keyinfo *parent;
+  struct pgp_keyinfo *next;
+}
+pgp_key_t;
+
+typedef struct pgp_uid
+{
+  char *addr;
+  short trust;
+  struct pgp_keyinfo *parent;
+  struct pgp_uid *next;
+}
+pgp_uid_t;
+
+enum pgp_version
+{
+  PGP_V2,
+  PGP_V3,
+  PGP_GPG,
+  PGP_UNKNOWN
+};
+
+enum pgp_ring
+{
+  PGP_PUBRING,
+  PGP_SECRING
+};
+
+typedef enum pgp_ring pgp_ring_t;
+
+/* prototypes */
+
+const char *pgp_pkalg_to_mic (const char *);
+const char *pgp_pkalgbytype (unsigned char);
+
+pgp_key_t *pgp_remove_key (pgp_key_t **, pgp_key_t *);
+pgp_uid_t *pgp_copy_uids (pgp_uid_t *, pgp_key_t *);
+
+short pgp_canencrypt (unsigned char);
+short pgp_cansign (unsigned char);
+short pgp_get_abilities (unsigned char);
+
+void pgp_free_key (pgp_key_t **kpp);
+
+#define pgp_new_keyinfo() safe_calloc (sizeof (pgp_key_t), 1)
+
+#endif /* _PGPPATH */