Add compatibility shims to libsrtp for v1->v2 transition

srtp/crypto/include/err.h

 /*
  * err.h
  * 
  * error status codes
  *
  * David A. McGrew
  * Cisco Systems, Inc.
  */
 /*
  *      
@@ skipping 31 matching lines @@
  *
  */
 
 
 #ifndef ERR_H
 #define ERR_H
 
 #include <stdio.h>
 #include <stdarg.h>
 
+/*
+ * Compatibility shim for v1->v2 transition.
+ */
+
+#define srtp_err_status_t err_status_t
+
+#define srtp_err_status_ok             err_status_ok
+#define srtp_err_status_fail           err_status_fail
+#define srtp_err_status_bad_param      err_status_bad_param
+#define srtp_err_status_alloc_fail     err_status_alloc_fail
+#define srtp_err_status_dealloc_fail   err_status_dealloc_fail
+#define srtp_err_status_init_fail      err_status_init_fail
+#define srtp_err_status_terminus       err_status_terminus
+#define srtp_err_status_auth_fail      err_status_auth_fail
+#define srtp_err_status_cipher_fail    err_status_cipher_fail
+#define srtp_err_status_replay_fail    err_status_replay_fail
+#define srtp_err_status_replay_old     err_status_replay_old
+#define srtp_err_status_algo_fail      err_status_algo_fail
+#define srtp_err_status_no_such_op     err_status_no_such_op
+#define srtp_err_status_no_ctx         err_status_no_ctx
+#define srtp_err_status_cant_check     err_status_cant_check
+#define srtp_err_status_key_expired    err_status_key_expired
+#define srtp_err_status_socket_err     err_status_socket_err
+#define srtp_err_status_signal_err     err_status_signal_err
+#define srtp_err_status_nonce_bad      err_status_nonce_bad
+#define srtp_err_status_read_fail      err_status_read_fail
+#define srtp_err_status_write_fail     err_status_write_fail
+#define srtp_err_status_parse_err      err_status_parse_err
+#define srtp_err_status_encode_err     err_status_encode_err
+#define srtp_err_status_semaphore_err  err_status_semaphore_err
+#define srtp_err_status_pfkey_err      err_status_pfkey_err
+
+#define srtp_debug_module_t debug_module_t
+
 /**
  * @defgroup Error Error Codes
  * 
  * Error status codes are represented by the enumeration err_status_t.
  * 
  * @{
  */
 
 
 /*
@@ skipping 104 matching lines @@
 /* define macros to do nothing */
 #define debug_print(mod, format, arg)
 
 #define debug_on(mod)
 
 #define debug_off(mod)
 
 #endif
 
 #endif /* ERR_H */