1 files changed, 51 insertions, 0 deletions
diff --git a/include/openssl/hmac.h b/include/openssl/hmac.h
new file mode 100644
index 0000000000..c66ba6d8e1
--- /dev/null
+++ b/include/openssl/hmac.h
@@ -0,0 +1,51 @@
+/*
+ * Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved.
+ *
+ * Licensed under the OpenSSL license (the "License").  You may not use
+ * this file except in compliance with the License.  You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
+ */
+
+#ifndef HEADER_HMAC_H
+# define HEADER_HMAC_H
+
+# include <openssl/opensslconf.h>
+
+# include <openssl/evp.h>
+
+# if OPENSSL_API_COMPAT < 0x10200000L
+#  define HMAC_MAX_MD_CBLOCK      128    /* Deprecated */
+# endif
+
+#ifdef  __cplusplus
+extern "C" {
+#endif
+
+size_t HMAC_size(const HMAC_CTX *e);
+HMAC_CTX *HMAC_CTX_new(void);
+int HMAC_CTX_reset(HMAC_CTX *ctx);
+void HMAC_CTX_free(HMAC_CTX *ctx);
+
+DEPRECATEDIN_1_1_0(__owur int HMAC_Init(HMAC_CTX *ctx, const void *key, int len,
+                     const EVP_MD *md))
+
+/*__owur*/ int HMAC_Init_ex(HMAC_CTX *ctx, const void *key, int len,
+                            const EVP_MD *md, ENGINE *impl);
+/*__owur*/ int HMAC_Update(HMAC_CTX *ctx, const unsigned char *data,
+                           size_t len);
+/*__owur*/ int HMAC_Final(HMAC_CTX *ctx, unsigned char *md,
+                          unsigned int *len);
+unsigned char *HMAC(const EVP_MD *evp_md, const void *key, int key_len,
+                    const unsigned char *d, size_t n, unsigned char *md,
+                    unsigned int *md_len);
+__owur int HMAC_CTX_copy(HMAC_CTX *dctx, HMAC_CTX *sctx);
+
+void HMAC_CTX_set_flags(HMAC_CTX *ctx, unsigned long flags);
+const EVP_MD *HMAC_CTX_get_md(const HMAC_CTX *ctx);
+
+#ifdef  __cplusplus
+}
+#endif
+
+#endif