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#include "lua/modules/luax.h"
#include "lua/modules/types.h"
#include "lua/common/je_lua_common.h"
#include "libjin/jin.h"
#include "je_lua_buffer.h"
using namespace JinEngine::Net;
using namespace JinEngine::Lua::Net;
namespace JinEngine
{
namespace Lua
{
typedef Shared<Socket>& SocketRef;
const int BUFFER_SIZE = 1024;
LUA_IMPLEMENT inline SocketRef checkSocket(lua_State* L, int pos = 1)
{
Proxy* proxy = (Proxy*)luax_checktype(L, pos, JIN_NETWORK_SOCKET);
return proxy->getShared<Socket>();
}
LUA_IMPLEMENT inline Shared<Buffer>& checkNetBuffer(lua_State* L, int pos = 1)
{
Proxy* proxy = (Proxy*)luax_checktype(L, pos, JIN_NETWORK_BUFFER);
return proxy->getShared<Buffer>();
}
// return net.Socket
LUA_IMPLEMENT int l_accept(lua_State* L)
{
SocketRef socket = checkSocket(L);
Socket* client = socket->accept();
Proxy* proxy = (Proxy*)luax_newinstance(L, JIN_NETWORK_SOCKET, sizeof(Proxy));
proxy->bind(new Shared<Socket>(client, JIN_NETWORK_SOCKET));
return 1;
}
// return net.Buffer
LUA_IMPLEMENT int l_receive(lua_State* L)
{
SocketRef socket = checkSocket(L);
char buffer[BUFFER_SIZE] = {0};
int size = socket->receive(buffer, BUFFER_SIZE);
Proxy* proxy = (Proxy*)luax_newinstance(L, JIN_NETWORK_BUFFER, sizeof(Proxy));
Net::Buffer* netBuffer = new Net::Buffer(buffer, size);
proxy->bind(new Shared<Buffer>(netBuffer, JIN_NETWORK_BUFFER));
return 1;
}
// Socket:receiveFrom(address, port)
LUA_IMPLEMENT int l_receiveFrom(lua_State* L)
{
SocketRef socket = checkSocket(L);
int address = luax_checkinteger(L, 2);
int port = luax_checkinteger(L, 3);
char buffer[BUFFER_SIZE];
int size = socket->receiveFrom(buffer, BUFFER_SIZE, address, port);
Net::Buffer* netBuffer = new Net::Buffer(buffer, size);
Proxy* proxy = (Proxy*)luax_newinstance(L, JIN_NETWORK_BUFFER, sizeof(Proxy));
proxy->bind(new Shared<Buffer>(netBuffer, JIN_NETWORK_BUFFER));
return 1;
}
// Socket:send(net.Buffer) -> data_length
LUA_IMPLEMENT int l_send(lua_State* L)
{
SocketRef socket = checkSocket(L);
Shared<Buffer>& ref = checkNetBuffer(L, 2);
int len = socket->send(ref->buffer, ref->size);
luax_pushinteger(L, len);
return 1;
}
// Socket:sendTo(address, port, net.Buffer)
LUA_IMPLEMENT int l_sendTo(lua_State* L)
{
SocketRef socket = checkSocket(L);
int address = luax_checkinteger(L, 2);
int port = luax_checkinteger(L, 3);
Shared<Buffer>& buffer = checkNetBuffer(L, 4);
socket->sendTo(buffer->buffer, buffer->size, address, port);
return 0;
}
LUA_IMPLEMENT int l_close(lua_State* L)
{
SocketRef socket = checkSocket(L);
socket->close();
return 0;
}
LUA_IMPLEMENT int l_configBlocking(lua_State* L)
{
SocketRef socket = checkSocket(L);
bool blocking = luax_checkbool(L, 2);
socket->configureBlocking(blocking);
return 0;
}
LUA_IMPLEMENT int l_gc(lua_State* L)
{
Proxy* proxy = (Proxy*)luax_checktype(L, 1, JIN_NETWORK_SOCKET);
proxy->release();
return 0;
}
LUA_IMPLEMENT const luaL_Reg socket_function[] = {
{ "__gc", l_gc },
{ "accept", l_accept },
{ "receive", l_receive },
{ "receiveFrom", l_receiveFrom },
{ "send", l_send },
{ "sendTo", l_sendTo },
{ "close", l_close },
{ "configBlocking", l_configBlocking },
{ 0, 0 }
};
LUA_EXPORT int luaopen_Socket(lua_State* L)
{
luax_newtype(L, JIN_NETWORK_SOCKET, socket_function);
return 0;
}
} // namespace Lua
} // namespace JinEngine
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