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/*
* Copyright 2014 The Luvit Authors. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file 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.
*
*/
#include "luv.h"
static int luv_loop_close(lua_State* L) {
int ret = uv_loop_close(luv_loop(L));
if (ret < 0) return luv_error(L, ret);
lua_pushinteger(L, ret);
return 1;
}
// These are the same order as uv_run_mode which also starts at 0
static const char *const luv_runmodes[] = {
"default", "once", "nowait", NULL
};
static int luv_run(lua_State* L) {
int mode = luaL_checkoption(L, 1, "default", luv_runmodes);
int ret = uv_run(luv_loop(L), mode);
if (ret < 0) return luv_error(L, ret);
lua_pushboolean(L, ret);
return 1;
}
static int luv_loop_alive(lua_State* L) {
int ret = uv_loop_alive(luv_loop(L));
if (ret < 0) return luv_error(L, ret);
lua_pushboolean(L, ret);
return 1;
}
static int luv_stop(lua_State* L) {
uv_stop(luv_loop(L));
return 0;
}
static int luv_backend_fd(lua_State* L) {
int ret = uv_backend_fd(luv_loop(L));
if (ret < 0) return luv_error(L, ret);
lua_pushinteger(L, ret);
return 1;
}
static int luv_backend_timeout(lua_State* L) {
int ret = uv_backend_timeout(luv_loop(L));
lua_pushinteger(L, ret);
return 1;
}
static int luv_now(lua_State* L) {
uint64_t now = uv_now(luv_loop(L));
lua_pushinteger(L, now);
return 1;
}
static int luv_update_time(lua_State* L) {
uv_update_time(luv_loop(L));
return 0;
}
static void luv_walk_cb(uv_handle_t* handle, void* arg) {
lua_State* L = arg;
luv_handle_t* data = handle->data;
// Sanity check
// Most invalid values are large and refs are small, 0x1000000 is arbitrary.
assert(data && data->ref < 0x1000000);
lua_pushvalue(L, 1); // Copy the function
luv_find_handle(L, data); // Get the userdata
lua_call(L, 1, 0); // Call the function
}
static int luv_walk(lua_State* L) {
luaL_checktype(L, 1, LUA_TFUNCTION);
uv_walk(luv_loop(L), luv_walk_cb, L);
return 0;
}
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