static void lluv_on_getnameinfo(uv_getnameinfo_t* arg, int status, const char* hostname, const char* service){
lluv_req_t *req = lluv_req_byptr((uv_req_t*)arg);
lluv_loop_t *loop = lluv_loop_byptr(arg->loop);
lua_State *L = loop->L;
LLUV_CHECK_LOOP_CB_INVARIANT(L);
if(!IS_(loop, OPEN)){
lluv_req_free(L, req);
return;
}
lua_rawgeti(L, LLUV_LUA_REGISTRY, req->cb);
lluv_req_free(L, req);
assert(!lua_isnil(L, -1));
lluv_loop_pushself(L, loop);
lluv_push_status(L, status);
if(hostname)lua_pushstring(L, hostname); else lua_pushnil(L);
if(service) lua_pushstring(L, service); else lua_pushnil(L);
LLUV_LOOP_CALL_CB(L, loop, 4);
LLUV_CHECK_LOOP_CB_INVARIANT(L);
}
static int lluv_file_pipe(lua_State *L){
lluv_file_t *f = lluv_check_file(L, 1, LLUV_FLAG_OPEN);
int ipc = lua_toboolean(L, 2);
/*local ok, err = uv.pipe(loop, ipc)*/
lua_pushvalue(L, LLUV_LUA_REGISTRY);
lua_pushvalue(L, LLUV_LUA_HANDLES);
lua_pushcclosure(L, IS_(f, RAISE_ERROR) ? lluv_pipe_create_unsafe : lluv_pipe_create_safe, 2);
lluv_loop_pushself(L, f->loop);
lua_pushboolean(L, ipc);
lua_call(L, 2, 2);
/*if not ok then return nil, err*/
if(lua_isnil(L, -2)) return 2;
lua_pop(L, 1);
/*local ok, err = pipe:open(fd)*/
lua_getfield(L, -1, "open");
assert(lua_isfunction(L, -1));
lua_pushvalue(L, -2);
lutil_pushint64(L, f->handle);
lua_call(L, 2, 2);
/*if not ok then pipe:close() return nil, err*/
if(lua_isnil(L, -2)){
int top = lua_gettop(L);
lua_getfield(L, -3, "close");
assert(lua_isfunction(L, -1));
lua_pushvalue(L, -4);
lua_pcall(L, 0, 0, 0);
lua_settop(L, top);
return 2;
}
lua_pop(L, 2);
UNSET_(f, OPEN);
return 1;
}
static void lluv_on_getaddrinfo(uv_getaddrinfo_t* arg, int status, struct addrinfo* res){
lluv_req_t *req = lluv_req_byptr((uv_req_t*)arg);
lluv_loop_t *loop = lluv_loop_byptr(arg->loop);
lua_State *L = loop->L;
struct addrinfo* a = res;
int i = 0;
LLUV_CHECK_LOOP_CB_INVARIANT(L);
lua_rawgeti(L, LLUV_LUA_REGISTRY, req->cb);
lluv_req_free(L, req);
assert(!lua_isnil(L, -1));
lluv_loop_pushself(L, loop);
if(status < 0){
uv_freeaddrinfo(res);
lluv_error_create(L, LLUV_ERR_UV, (uv_errno_t)status, NULL);
LLUV_LOOP_CALL_CB(L, loop, 2);
LLUV_CHECK_LOOP_CB_INVARIANT(L);
return;
}
lua_pushnil(L);
lua_newtable(L);
for(a = res; a; a = a->ai_next){
char buf[INET6_ADDRSTRLEN + 1];
int port;
lua_newtable(L);
switch (a->ai_family){
case AF_INET:{
struct sockaddr_in *sa = (struct sockaddr_in*)a->ai_addr;
uv_ip4_name(sa, buf, sizeof(buf));
lua_pushstring(L, buf);
lua_setfield(L, -2, "address");
if((port = ntohs(sa->sin_port))){
lua_pushinteger(L, port);
lua_setfield(L, -2, "port");
}
break;
}
case AF_INET6:{
struct sockaddr_in6 *sa = (struct sockaddr_in6*)a->ai_addr;
uv_ip6_name(sa, buf, sizeof(buf));
lua_pushstring(L, buf);
lua_setfield(L, -2, "address");
if((port = ntohs(sa->sin6_port))){
lua_pushinteger(L, port);
lua_setfield(L, -2, "port");
}
break;
}
}
if(a->ai_canonname){
lua_pushstring(L, a->ai_canonname);
lua_setfield(L, -2, "canonname");
}
lluv_push_ai_family(L, a->ai_family);
lua_setfield(L, -2, "family");
lluv_push_ai_stype(L, a->ai_socktype);
lua_setfield(L, -2, "socktype");
lluv_push_ai_proto(L, a->ai_protocol);
lua_setfield(L, -2, "protocol");
lua_rawseti(L, -2, ++i);
}
uv_freeaddrinfo(res);
LLUV_LOOP_CALL_CB(L, loop, 3);
LLUV_CHECK_LOOP_CB_INVARIANT(L);
}
