Enable and fix many extra warnings supported by GCC and Clang.

[tinc] / src / gcrypt / digest.h

diff --git a/src/gcrypt/digest.h b/src/gcrypt/digest.h
index 1188496..a83535d 100644 (file)
--- a/src/gcrypt/digest.h
+++ b/src/gcrypt/digest.h
@@ -1,6 +1,9 @@
+#ifndef TINC_GCRYPT_DIGEST_H
+#define TINC_GCRYPT_DIGEST_H
+
 /*
     digest.h -- header file digest.c
-    Copyright (C) 2007 Guus Sliepen <guus@tinc-vpn.org>
+    Copyright (C) 2007-2022 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
@@ -17,29 +20,13 @@
     51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
-#ifndef __TINC_DIGEST_H__
-#define __TINC_DIGEST_H__
-
 #include <gcrypt.h>
 
-#define DIGEST_MAX_SIZE 64
-
 typedef struct digest {
-       int algo;
+       enum gcry_md_algos algo;
        int nid;
-       int maclength;
+       size_t maclength;
        gcry_md_hd_t hmac;
 } digest_t;
 
-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