rt: more sizeof helpers + misc consts for uv_getaddrinfo

src/rt/rust_uv.cpp

@@ -312,6 +312,30 @@ extern "C" size_t
 rust_uv_helper_uv_timer_t_size() {
     return sizeof(uv_timer_t);
 }
+extern "C" size_t
+rust_uv_helper_addr_in_size() {
+    return sizeof(sockaddr_in6);
+}
+extern "C" size_t
+rust_uv_helper_uv_getaddrinfo_t_size() {
+    return sizeof(uv_getaddrinfo_t);
+}
+extern "C" size_t
+rust_uv_helper_addrinfo_size() {
+    return sizeof(addrinfo);
+}
+extern "C" unsigned long int
+rust_uv_helper_get_INADDR_NONE() {
+	return INADDR_NONE;
+}
+extern "C" unsigned long int
+rust_uv_helper_get_AF_INET() {
+	return AF_INET;
+}
+extern "C" unsigned long int
+rust_uv_helper_get_AF_INET6() {
+	return AF_INET6;
+}
 
 extern "C" uv_stream_t*
 rust_uv_get_stream_handle_from_connect_req(uv_connect_t* connect) {
@@ -480,3 +504,9 @@ extern "C" void
 rust_uv_current_kernel_free(void* mem) {
     current_kernel_free(mem);
 }
+
+extern  "C" int
+rust_uv_getaddrinfo(uv_loop_t* loop, uv_getaddrinfo_t* handle, uv_getaddrinfo_cb cb,
+					const char* node, const char* service, const struct addrinfo* hints) {
+	return uv_getaddrinfo(loop, handle, cb, node, service, hints);
+}

src/rt/rustrt.def.in

@@ -130,6 +130,12 @@ rust_uv_helper_uv_write_t_size
 rust_uv_helper_uv_err_t_size
 rust_uv_helper_sockaddr_in_size
 rust_uv_helper_sockaddr_in6_size
+rust_uv_helper_addr_in_size
+rust_uv_helper_addrinfo_size
+rust_uv_helper_uv_getaddrinfo_t_size
+rust_uv_helper_get_INADDR_NONE
+rust_uv_helper_get_AF_INET
+rust_uv_helper_get_AF_INET6
 rust_uv_helper_uv_async_t_size
 rust_uv_helper_uv_timer_t_size
 rust_uv_get_stream_handle_from_connect_req
@@ -146,6 +152,7 @@ rust_uv_get_len_from_buf
 rust_uv_get_kernel_global_chan_ptr
 rust_uv_current_kernel_malloc
 rust_uv_current_kernel_free
+rust_uv_getaddr_info
 rust_dbg_lock_create
 rust_dbg_lock_destroy
 rust_dbg_lock_lock