Remove non-standard API function accept4()

include/ZeroTierSockets.h

@@ -1463,19 +1463,6 @@ ZTS_API int ZTCALL zts_listen(int fd, int backlog);
  */
 ZTS_API int ZTCALL zts_accept(int fd, struct zts_sockaddr *addr, zts_socklen_t *addrlen);
 
-/**
- * @brief Accept an incoming connection (sets zts_errno)
- *
- * @param fd Socket file descriptor
- * @param addr Address of remote host for accepted connection
- * @param addrlen Length of address
- * @param flags
- * @return New socket file descriptor on success. ZTS_ERR_SOCKET, ZTS_ERR_SERVICE, ZTS_ERR_ARG on failure.
- */
-#if defined(__linux__)
-	int zts_accept4(int fd, struct zts_sockaddr *addr, zts_socklen_t *addrlen, int flags);
-#endif
-
 // Socket level option number
 #define ZTS_SOL_SOCKET      0x0fff
 // Socket options

src/Sockets.cpp

@@ -153,29 +153,6 @@ JNIEXPORT jint JNICALL Java_com_zerotier_libzt_ZeroTier_accept(
 }
 #endif
 
-#if defined(__linux__)
-int zts_accept4(int fd, struct zts_sockaddr *addr, zts_socklen_t *addrlen, int flags)
-{
-	if (!(_serviceStateFlags & ZTS_STATE_NET_SERVICE_RUNNING)) {
-		return ZTS_ERR_SERVICE;
-	}
-	return ZTS_ERR_SERVICE; // TODO
-}
-#endif
-#ifdef ZTS_ENABLE_JAVA
-#if defined(__linux__)
- JNIEXPORT jint JNICALL Java_com_zerotier_libzt_ZeroTier_accept4(
-	JNIEnv *env, jobject thisObj, jint fd, jobject addr, jint port, jint flags)
- {
-	struct zts_sockaddr_storage ss;
-	zts_socklen_t addrlen = sizeof(struct zts_sockaddr_storage);
-	int retval = zts_accept4(fd, (struct zts_sockaddr *)&ss, &addrlen, flags);
-	ss2zta(env, &ss, addr);
-	return retval > -1 ? retval : -(zts_errno);
-}
-#endif
-#endif
-
 int zts_setsockopt(int fd, int level, int optname, const void *optval,zts_socklen_t optlen)
 {
 	if (!(_serviceStateFlags & ZTS_STATE_NET_SERVICE_RUNNING)) {

src/bindings/python/zt.i

@@ -25,7 +25,6 @@
 %ignore zts_sockaddr_in6;
 
 %ignore zts_linger;
-%ignore zts_accept4;
 %ignore zts_ip_mreq;
 %ignore zts_in_pktinfo;
 %ignore zts_ipv6_mreq;