X-Git-Url: https://tinc-vpn.org/git/browse?a=blobdiff_plain;f=src%2Fgcrypt%2Fdigest.h;h=9f0d7d85e8aa79bc1e5c851b42096eaf423ec752;hb=706d855e507980de3845556989d7de7a3b9c76e8;hp=6a644c7a30ee9832607e99c661285d9e0b0d5c5c;hpb=1b8f8918360b40a2749d40355266ed7dedbe41b5;p=tinc

diff --git a/src/gcrypt/digest.h b/src/gcrypt/digest.h
index 6a644c7a..9f0d7d85 100644
--- a/src/gcrypt/digest.h
+++ b/src/gcrypt/digest.h
@@ -1,6 +1,6 @@
 /*
     digest.h -- header file digest.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_DIGEST_H__
@@ -24,20 +22,24 @@
 
 #include <gcrypt.h>
 
+#define DIGEST_MAX_SIZE 64
+
 typedef struct digest {
 	int algo;
 	int nid;
-	uint16_t len;
+	int maclength;
+	gcry_md_hd_t hmac;
 } digest_t;
 
-static bool digest_open_by_name(struct digest *, const char *);
-static bool digest_open_by_nid(struct digest *, int);
-static bool digest_open_sha1(struct digest *);
-static void digest_close(struct digest *);
-static bool digest_create(struct digest *, const void *indata, size_t inlen, void *outdata);
-static bool digest_verify(struct digest *, const void *indata, size_t inlen, const void *digestdata);
-static int digest_get_nid(const struct digest *);
-static size_t digest_length(const struct digest *);
-static bool digest_active(const struct digest *);
+extern bool digest_open_by_name(struct digest *, const char *name, int maclength);
+extern bool digest_open_by_nid(struct digest *, int nid, int maclength);
+extern bool digest_open_sha1(struct digest *, int maclength);
+extern void digest_close(struct digest *);
+extern bool digest_create(struct digest *, const void *indata, size_t inlen, void *outdata);
+extern bool digest_verify(struct digest *, const void *indata, size_t inlen, const void *digestdata);
+extern bool digest_set_key(struct digest *, const void *key, size_t len);
+extern int digest_get_nid(const struct digest *);
+extern size_t digest_length(const struct digest *);
+extern bool digest_active(const struct digest *);
 
 #endif