Initial commit

2026-06-12 23:18:12 +08:00
commit 424bde1b02
249 changed files with 40338 additions and 0 deletions
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+
+/**
+ * file sha2.h
+ */
+#ifndef _SHA2_H
+#define _SHA2_H
+
+/**
+ * brief          SHA-256 context structure
+ */
+typedef struct
+{
+    unsigned long total[2];     /*!< number of bytes processed  */
+    unsigned long state[8];     /*!< intermediate digest state  */
+    unsigned char buffer[64];   /*!< data block being processed */
+
+    unsigned char ipad[64];     /*!< HMAC: inner padding        */
+    unsigned char opad[64];     /*!< HMAC: outer padding        */
+    int is224;                  /*!< 0 => SHA-256, else SHA-224 */
+}
+sha2_context;
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+	/**
+	 * brief          SHA-256 context setup
+	 * param ctx      context to be initialized
+	 * param is224    0 = use SHA256, 1 = use SHA224
+	 */
+	void sha2_starts( sha2_context *ctx, int is224 );
+
+	/**
+	 * brief          SHA-256 process buffer
+	 * param ctx      SHA-256 context
+	 * param input    buffer holding the  data
+	 * param ilen     length of the input data
+	 */
+	void sha2_update( sha2_context *ctx, unsigned char *input, int ilen );
+
+	/**
+	 * brief          SHA-256 final digest
+	 * param ctx      SHA-256 context
+	 * param output   SHA-224/256 checksum result
+	 */
+	void sha2_finish( sha2_context *ctx, unsigned char output[32] );
+
+	int MD5_Get_SHA256(char *chIn, char* chOut);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* sha2.h */