FS-9785: upgrade libsrtp to 2.1

libs/srtp/crypto/include/hmac.h

@@ -1,33 +1,33 @@
 /*
  * hmac.h
  *
- * interface to hmac auth_type_t
+ * interface to hmac srtp_auth_type_t
  *
  * David A. McGrew
  * Cisco Systems, Inc.
  *
  */
 /*
- *	
- * Copyright (c) 2001-2006,2013, Cisco Systems, Inc.
+ *
+ * Copyright (c) 2001-2017, Cisco Systems, Inc.
  * 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 the Cisco Systems, Inc. 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
@@ -50,33 +50,9 @@
 #include "sha1.h"
 
 typedef struct {
-  uint8_t    opad[64];
-  sha1_ctx_t ctx;
-  sha1_ctx_t init_ctx;
-#ifdef OPENSSL
-  int ctx_initialized;
-  int init_ctx_initialized;
-#endif
-} hmac_ctx_t;
-
-err_status_t
-hmac_alloc(auth_t **a, int key_len, int out_len);
-
-err_status_t
-hmac_dealloc(auth_t *a);
-
-err_status_t
-hmac_init(hmac_ctx_t *state, const uint8_t *key, int key_len);
-
-err_status_t
-hmac_start(hmac_ctx_t *state);
-
-err_status_t
-hmac_update(hmac_ctx_t *state, const uint8_t *message, int msg_octets);
-
-err_status_t
-hmac_compute(hmac_ctx_t *state, const void *message,
-	     int msg_octets, int tag_len, uint8_t *result);
-
+    uint8_t opad[64];
+    srtp_sha1_ctx_t ctx;
+    srtp_sha1_ctx_t init_ctx;
+} srtp_hmac_ctx_t;
 
 #endif /* HMAC_H */