+#ifndef TINC_DIGEST_H
+#define TINC_DIGEST_H
+
/*
digest.h -- header file digest.c
- Copyright (C) 2007 Guus Sliepen <guus@tinc-vpn.org>
+ Copyright (C) 2007-2016 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
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__
-#define __TINC_DIGEST_H__
+#define DIGEST_MAX_SIZE 64
-#include <gcrypt.h>
+#ifndef DISABLE_LEGACY
-typedef struct digest {
- enum gcry_md_algos algo;
- int nid;
- uint16_t len;
-} digest_t;
+typedef struct digest digest_t;
-bool digest_open_by_name(struct digest_t *, const char *);
-bool digest_open_by_nid(struct digest_t *, int);
-bool digest_open_sha1(struct digest_t *);
-bool digest_create(struct digest_t *, void *indata, size_t inlen, void *outdata, size_t *outlen);
-bool digest_verify(struct digest_t *, void *indata, size_t inlen, void *digestdata, size_t digestlen);
-int digest_get_nid(struct digest_t *);
+extern digest_t *digest_open_by_name(const char *name, int maclength) __attribute__((__malloc__));
+extern digest_t *digest_open_by_nid(int nid, int maclength) __attribute__((__malloc__));
+extern void digest_close(digest_t *digest);
+extern bool digest_create(digest_t *digest, const void *indata, size_t inlen, void *outdata) __attribute__((__warn_unused_result__));
+extern bool digest_verify(digest_t *digest, const void *indata, size_t inlen, const void *digestdata) __attribute__((__warn_unused_result__));
+extern bool digest_set_key(digest_t *digest, const void *key, size_t len) __attribute__((__warn_unused_result__));
+extern int digest_get_nid(const digest_t *digest);
+extern size_t digest_keylength(const digest_t *digest);
+extern size_t digest_length(const digest_t *digest);
+extern bool digest_active(const digest_t *digest);
+
+#endif
#endif