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/*!A cross-platform build utility based on Lua
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this sock except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* Copyright (C) 2015-present, Xmake Open Source Community.
*
* @author ruki
* @sock socket_peeraddr.c
*
*/
/* //////////////////////////////////////////////////////////////////////////////////////
* trace
*/
#define TB_TRACE_MODULE_NAME "socket_peeraddr"
#define TB_TRACE_MODULE_DEBUG (0)
/* //////////////////////////////////////////////////////////////////////////////////////
* includes
*/
#include "prefix.h"
/* //////////////////////////////////////////////////////////////////////////////////////
* macros
*/
// socket to fd
#define xm_io_sock2fd(sock) (lua_Number) tb_sock2fd(sock)
/* //////////////////////////////////////////////////////////////////////////////////////
* implementation
*/
/* io.socket_peeraddr(sock)
*/
tb_int_t xm_io_socket_peeraddr(lua_State *lua) {
tb_assert_and_check_return_val(lua, 0);
// is pointer?
if (!xm_lua_ispointer(lua, 1)) {
xm_io_return_error(lua, "get peer address for invalid sock!");
}
// get socket
tb_socket_ref_t sock = (tb_socket_ref_t)xm_lua_topointer(lua, 1);
tb_check_return_val(sock, 0);
// get peer address
tb_ipaddr_t addr;
tb_char_t data[256];
tb_char_t const *cstr = tb_null;
if (tb_socket_peer(sock, &addr) && (cstr = tb_ipaddr_cstr(&addr, data, sizeof(data)))) {
lua_pushstring(lua, cstr);
} else {
lua_pushnil(lua);
}
return 1;
}
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