First commit of MeshAgent for MeshCentral

microstack/sha1.h

@@ -0,0 +1,43 @@
+/*
+Copyright 2015 Intel Corporation
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+
+#ifndef __SHA1H__
+#define __SHA1H__
+
+#include <stdint.h>
+
+#define HASH_LENGTH 20
+#define BLOCK_LENGTH 64
+
+typedef struct sha1nfo {
+	uint32_t buffer[BLOCK_LENGTH / 4];
+	uint32_t state[HASH_LENGTH / 4];
+	uint32_t byteCount;
+	uint8_t bufferOffset;
+	uint8_t keyBuffer[BLOCK_LENGTH];
+	uint8_t innerHash[HASH_LENGTH];
+} sha1nfo;
+typedef sha1nfo SHA_CTX;
+
+void sha1_write(sha1nfo *s, const char *data, size_t len);
+uint8_t* sha1_result(sha1nfo *s);
+
+void SHA1_Init(SHA_CTX*);
+#define SHA1_Update(pctx, pkeyResult, keyResultLen) sha1_write(pctx, pkeyResult, keyResultLen)
+#define SHA1_Final(shavalue, pctx) memcpy(shavalue, sha1_result(pctx), 20);
+
+#endif