void context_lua_t::lua_load_env(lua_State *L, char* env[])
{
lua_checkstack(L, 3);
luaL_getsubtable(L, LUA_REGISTRYINDEX, "_LOADED");
lua_getfield(L, -1, LUA_LOADLIBNAME); /* _LOADED[name] */
if (lua_istable(L, -1)) {
char** envp = env;
lua_getfield(L, -1, "path");
size_t path_len;
const char* lua_path = lua_tolstring(L, -1, &path_len);
if (lua_path != NULL && path_len > 0) {
char* lua_path_env = (char*)nl_malloc(path_len + 10);
strcpy(lua_path_env, "LUA_PATH=");
strcpy(lua_path_env + 9, lua_path);
*envp++ = lua_path_env;
}
lua_pop(L, 1);
lua_getfield(L, -1, "cpath");
size_t cpath_len;
const char* lua_cpath = lua_tolstring(L, -1, &cpath_len);
if (lua_cpath != NULL && cpath_len > 0) {
char* lua_cpath_env = (char*)nl_malloc(cpath_len + 11);
strcpy(lua_cpath_env, "LUA_CPATH=");
strcpy(lua_cpath_env + 10, lua_cpath);
*envp++ = lua_cpath_env;
}
lua_pop(L, 3);
return;
}
lua_pop(L, 2);
return;
}
extern void* nl_memdup(const void* src, uint32_t len)
{
if (src) {
if (len != 0) {
void* temp = nl_malloc(len);
if (temp) {
return memcpy(temp, src, len);
}
} else {
return nl_malloc(1);
}
}
return NULL;
}
void uv_udp_handle_t::on_read(uv_udp_t* handle, ssize_t nread, uv_buf_t buf, struct sockaddr* addr, unsigned flags)
{
/* udp max datagram read pack size: SHARED_READ_BUFFER_SIZE(64 * 1024) */
if (nread == 0) {
return;
}
uv_udp_handle_t* udp_handle = (uv_udp_handle_t*)(handle->data);
if (nread == -1) {
singleton_ref(node_lua_t).context_send(udp_handle->m_source, 0, udp_handle->m_lua_ref, RESPONSE_UDP_READ, singleton_ref(network_t).last_error());
return;
}
buffer_t buffer = buffer_new(nread, buf.base, nread);
char* host = (char*)nl_malloc(64);
uint16_t port = 0;
bool ipv6 = false;
*host = '\0';
sockaddr_host(addr, host, 64, &ipv6, &port);
message_array_t* array = message_array_create(4);
array->m_array[0] = message_t(0, udp_handle->m_lua_ref, RESPONSE_UDP_READ, buffer);
array->m_array[1] = message_t(0, udp_handle->m_lua_ref, RESPONSE_UDP_READ, host);
array->m_array[2] = message_t(0, udp_handle->m_lua_ref, RESPONSE_UDP_READ, (int64_t)port);
array->m_array[3] = message_t(0, udp_handle->m_lua_ref, RESPONSE_UDP_READ, ipv6);
singleton_ref(node_lua_t).context_send_array_release(udp_handle->m_source, 0, udp_handle->m_lua_ref, RESPONSE_UDP_READ, array);
}
