Start work on DST

src/system.c

@@ -0,0 +1,68 @@
+#ifndef BUILD_TEST
+
+#include "system.h"
+
+Socket sys_socket(int domain, int type, int protocol)
+{
+    return socket(domain, type, protocol);
+}
+
+int sys_bind(Socket fd, void *addr, size_t addr_len)
+{
+    return bind(fd, addr, addr_len);
+}
+
+int sys_listen(Socket fd, int backlog)
+{
+    return listen(fd, backlog);
+}
+
+int sys_closesocket(Socket fd)
+{
+#ifdef _WIN32
+    closesocket(fd);
+#else
+    close(fd);
+#endif
+}
+
+int sys_poll(struct pollfd *polled, int num_polled, int timeout)
+{
+#ifdef _WIN32
+    return WSAPoll(polled, num_polled, timeout);
+#else
+    return poll(polled, num_polled, timeout);
+#endif
+}
+
+Socket sys_accept(Socket fd, void *addr, int *addr_len)
+{
+    return accept(fd, addr, addr_len);
+}
+
+int sys_getsockopt(Socket fd, int level, int optname, void *optval, socklen_t *optlen)
+{
+    return getsockopt(fd, level, optname, optval, optlen);
+}
+
+int sys_setsockopt(Socket fd, int level, int optname, void *optval, socklen_t optlen)
+{
+    return setsockopt(fd, level, optname, optval, optlen);
+}
+
+int sys_recv(Socket fd, void *dst, int len, int flags)
+{
+    return recv(fd, dst, len, flags);
+}
+
+int sys_send(Socket fd, void *src, int len, int flags)
+{
+    return send(fd, src, len, flags);
+}
+
+int sys_connect(Socket fd, void *addr, size_t addr_len)
+{
+    return connect(fd, addr, addr_len);
+}
+
+#endif // BUILD_TEST