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authorLudovic Courtès <ludo@gnu.org>2012-12-13 22:14:25 +0100
committerLudovic Courtès <ludo@gnu.org>2012-12-13 22:14:25 +0100
commit1e9824513c570370638b1bfe33bf1dba1f12be4a (patch)
treecb7bd7f0bebd42dbeabf2c8f09ae1d5144ac969b /nix/libutil/gcrypt-hash.hh
parent70915c1a2ef72e7350b2a29d1d93e30643bce6f3 (diff)
parentb35c0f866c83288e64dcf5839d908705d416c317 (diff)
downloadguix-1e9824513c570370638b1bfe33bf1dba1f12be4a.tar.gz
Merge branch 'nix-integration'
Conflicts:
	tests/guix-package.sh
Diffstat (limited to 'nix/libutil/gcrypt-hash.hh')
-rw-r--r--nix/libutil/gcrypt-hash.hh39
1 files changed, 39 insertions, 0 deletions
diff --git a/nix/libutil/gcrypt-hash.hh b/nix/libutil/gcrypt-hash.hh
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+/* Guix --- Nix package management from Guile.         -*- coding: utf-8 -*-
+   Copyright (C) 2012  Ludovic Courtès <ludo@gnu.org>
+
+   This file is part of Guix.
+
+   Guix 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 3 of the License, or (at
+   your option) any later version.
+
+   Guix 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 Guix.  If not, see <http://www.gnu.org/licenses/>.  */
+
+/* An OpenSSL-like interface to GNU libgcrypt cryptographic hash
+   functions.  */
+
+#pragma once
+#include <gcrypt.h>
+#include <unistd.h>
+
+extern "C" {
+
+struct guix_hash_context
+{
+  gcry_md_hd_t md_handle;
+};
+
+extern void guix_hash_init (struct guix_hash_context *ctx, gcry_md_algo_t algo);
+extern void guix_hash_update (struct guix_hash_context *ctx, const void *buffer,
+			      size_t len);
+extern void guix_hash_final (void *resbuf, struct guix_hash_context *ctx,
+			     gcry_md_algo_t algo);
+
+}