feat: add gmssl headers

include/gmssl/pbkdf2.h

@@ -0,0 +1,54 @@
+/*
+ *  Copyright 2014-2022 The GmSSL Project. All Rights Reserved.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the License); you may
+ *  not use this file except in compliance with the License.
+ *
+ *  http://www.apache.org/licenses/LICENSE-2.0
+ */
+
+
+#ifndef GMSSL_PBKDF2_H
+#define GMSSL_PBKDF2_H
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdint.h>
+#include <limits.h>
+#include <gmssl/hmac.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*
+PBKDF2 Public API
+
+	PBKDF2_MIN_ITER
+	PBKDF2_DEFAULT_SALT_SIZE
+	PBKDF2_MAX_SALT_SIZE
+
+	pbkdf2_hmac_sm3_genkey
+*/
+
+
+#define PBKDF2_MIN_ITER			10000
+#define PBKDF2_MAX_ITER			(INT_MAX)
+#define PBKDF2_MAX_SALT_SIZE		64
+#define PBKDF2_DEFAULT_SALT_SIZE	8
+
+
+int pbkdf2_genkey(const DIGEST *digest,
+	const char *pass, size_t passlen, const uint8_t *salt, size_t saltlen, size_t iter,
+	size_t outlen, uint8_t *out);
+
+int pbkdf2_hmac_sm3_genkey(
+	const char *pass, size_t passlen, const uint8_t *salt, size_t saltlen, size_t iter,
+	size_t outlen, uint8_t *out);
+
+
+#ifdef __cplusplus
+}
+#endif
+#endif