Add compatibility shims to libsrtp for v1->v2 transition

srtp/include/srtp.h

 /*
  * srtp.h
  *
  * interface to libsrtp
  *
  * David A. McGrew
  * Cisco Systems, Inc.
  */
 /*
  *      
@@ skipping 37 matching lines @@
 
 #ifdef __cplusplus
 extern "C" {
 #endif
 
 #include <stdint.h>
 #include "crypto.h" 
 #include "crypto_types.h"
 #include "err.h"
 
+/*
+ * Compatibility shim for v1->v2 transition.
+ */
+
+#define srtp_crypto_policy_set_aes_cm_128_hmac_sha1_32 \
+    crypto_policy_set_aes_cm_128_hmac_sha1_32
+#define srtp_crypto_policy_set_aes_cm_128_hmac_sha1_80 \
+    crypto_policy_set_aes_cm_128_hmac_sha1_80
+#define srtp_crypto_policy_set_aes_gcm_128_16_auth \
+    crypto_policy_set_aes_gcm_128_16_auth
+#define srtp_crypto_policy_set_aes_gcm_256_16_auth \
+    crypto_policy_set_aes_gcm_256_16_auth
+
+#define srtp_ssrc_type_t ssrc_type_t
+
 /**
  * @defgroup SRTP Secure RTP
  *
  * @brief libSRTP provides functions for protecting RTP and RTCP.  See
  * Section @ref Overview for an introduction to the use of the library.
  *
  * @{
  */
 
 /*
@@ skipping 1191 matching lines @@
 #define SRTCP_E_BIT      0x80000000
 /* for byte-access */
 #define SRTCP_E_BYTE_BIT 0x80
 #define SRTCP_INDEX_MASK 0x7fffffff
 
 #ifdef __cplusplus
 }
 #endif
 
 #endif /* SRTP_H */