1 files changed, 75 insertions, 0 deletions
diff --git a/src/spdk/lib/iscsi/md5.c b/src/spdk/lib/iscsi/md5.c
new file mode 100644
index 000000000..c316ac354
--- /dev/null
+++ b/src/spdk/lib/iscsi/md5.c
@@ -0,0 +1,75 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright (C) 2008-2012 Daisuke Aoyama <aoyama@peach.ne.jp>.
+ *   Copyright (c) Intel Corporation.
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of Intel Corporation nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "spdk/stdinc.h"
+
+#include <openssl/md5.h>
+
+#include "iscsi/md5.h"
+
+int md5init(struct spdk_md5ctx *md5ctx)
+{
+	int rc;
+
+	if (md5ctx == NULL) {
+		return -1;
+	}
+	rc = MD5_Init(&md5ctx->md5ctx);
+	return rc;
+}
+
+int md5final(void *md5, struct spdk_md5ctx *md5ctx)
+{
+	int rc;
+
+	if (md5ctx == NULL || md5 == NULL) {
+		return -1;
+	}
+	rc = MD5_Final(md5, &md5ctx->md5ctx);
+	return rc;
+}
+
+int md5update(struct spdk_md5ctx *md5ctx, const void *data, size_t len)
+{
+	int rc;
+
+	if (md5ctx == NULL) {
+		return -1;
+	}
+	if (data == NULL || len == 0) {
+		return 0;
+	}
+	rc = MD5_Update(&md5ctx->md5ctx, data, len);
+	return rc;
+}