X-Git-Url: https://tinc-vpn.org/git/browse?a=blobdiff_plain;f=src%2Fgcrypt%2Fcipher.h;h=389bb1151d643727a2b2534e9137e7e7789792f9;hb=706d855e507980de3845556989d7de7a3b9c76e8;hp=759a523955d5c487fa5363bfc325dde653dfea5f;hpb=1b8f8918360b40a2749d40355266ed7dedbe41b5;p=tinc

diff --git a/src/gcrypt/cipher.h b/src/gcrypt/cipher.h
index 759a5239..389bb115 100644
--- a/src/gcrypt/cipher.h
+++ b/src/gcrypt/cipher.h
@@ -1,6 +1,6 @@
 /*
     cipher.h -- header file cipher.c
-    Copyright (C) 2007 Guus Sliepen <guus@tinc-vpn.org>
+    Copyright (C) 2007-2009 Guus Sliepen <guus@tinc-vpn.org>
 
     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
@@ -12,11 +12,9 @@
     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.
-
-    $Id$
+    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.,
+    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
 #ifndef __TINC_CIPHER_H__
@@ -24,12 +22,17 @@
 
 #include <gcrypt.h>
 
+#define CIPHER_MAX_BLOCK_SIZE 32
+#define CIPHER_MAX_IV_SIZE 16
+#define CIPHER_MAX_KEY_SIZE 32
+
 typedef struct cipher {
 	gcry_cipher_hd_t handle;
 	char *key;
 	int nid;
 	uint16_t keylen;
 	uint16_t blklen;
+	bool padding;
 } cipher_t;
 
 extern bool cipher_open_by_name(struct cipher *, const char *);
@@ -37,12 +40,12 @@ extern bool cipher_open_by_nid(struct cipher *, int);
 extern bool cipher_open_blowfish_ofb(struct cipher *);
 extern void cipher_close(struct cipher *);
 extern size_t cipher_keylength(const struct cipher *);
-extern void cipher_get_key(const struct cipher *, void *, bool);
+extern void cipher_get_key(const struct cipher *, void *);
 extern bool cipher_set_key(struct cipher *, void *, bool);
 extern bool cipher_set_key_from_rsa(struct cipher *, void *, size_t, bool);
-extern bool cipher_regenerate_key(struct cipher *);
-extern bool cipher_encrypt(struct cipher *, void *indata, size_t inlen, void *outdata, size_t *outlen, bool oneshot);
-extern bool cipher_decrypt(struct cipher *, void *indata, size_t inlen, void *outdata, size_t *outlen, bool oneshot);
+extern bool cipher_regenerate_key(struct cipher *, bool);
+extern bool cipher_encrypt(struct cipher *, const void *indata, size_t inlen, void *outdata, size_t *outlen, bool oneshot);
+extern bool cipher_decrypt(struct cipher *, const void *indata, size_t inlen, void *outdata, size_t *outlen, bool oneshot);
 extern int cipher_get_nid(const struct cipher *);
 extern bool cipher_active(const struct cipher *);