1 files changed, 65 insertions, 0 deletions
diff --git a/src/libstrongswan/crypto/hashers/hasher.c b/src/libstrongswan/crypto/hashers/hasher.c
new file mode 100644
index 000000000..7fa6346d6
--- /dev/null
+++ b/src/libstrongswan/crypto/hashers/hasher.c
@@ -0,0 +1,65 @@
+/**
+ * @file hasher.c
+ * 
+ * @brief Generic constructor for hasher_t.
+ * 
+ */
+
+/*
+ * Copyright (C) 2005-2006 Martin Willi
+ * Copyright (C) 2005 Jan Hutter
+ * Hochschule fuer Technik Rapperswil
+ *
+ * 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 the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program 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.
+ */
+
+
+#include "hasher.h"
+
+#include <crypto/hashers/sha1_hasher.h>
+#include <crypto/hashers/sha2_hasher.h>
+#include <crypto/hashers/md5_hasher.h>
+
+
+ENUM(hash_algorithm_names, HASH_MD2, HASH_SHA512,
+	"HASH_MD2",
+	"HASH_MD5",
+	"HASH_SHA1",
+	"HASH_SHA256",
+	"HASH_SHA384",
+	"HASH_SHA512"
+);
+
+/*
+ * Described in header.
+ */
+hasher_t *hasher_create(hash_algorithm_t hash_algorithm)
+{
+	switch (hash_algorithm)
+	{
+		case HASH_SHA1:
+		{
+			return (hasher_t*)sha1_hasher_create();
+		}
+		case HASH_SHA256:
+		case HASH_SHA384:
+		case HASH_SHA512:
+		{
+			return (hasher_t*)sha2_hasher_create(hash_algorithm);
+		}
+		case HASH_MD5:
+		{
+			return (hasher_t*)md5_hasher_create();
+		}
+		default:
+			return NULL;
+	}
+}