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cuberite-2a/src/Bindings/ManualBindings_Network.cpp

957 lines
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C++

// ManualBindings_Network.cpp
// Implements the cNetwork-related API bindings for Lua
#include "Globals.h"
#include "LuaTCPLink.h"
#include "ManualBindings.h"
#include "tolua++/include/tolua++.h"
#include "LuaState.h"
#include "LuaTCPLink.h"
#include "LuaNameLookup.h"
#include "LuaServerHandle.h"
#include "LuaUDPEndpoint.h"
////////////////////////////////////////////////////////////////////////////////
// cNetwork API functions:
/** Binds cNetwork::Connect */
static int tolua_cNetwork_Connect(lua_State * L)
{
// Function signature:
// cNetwork:Connect(Host, Port, Callbacks) -> bool
cLuaState S(L);
if (
!S.CheckParamUserTable(1, "cNetwork") ||
!S.CheckParamString(2) ||
!S.CheckParamNumber(3) ||
!S.CheckParamTable(4) ||
!S.CheckParamEnd(5)
)
{
return 0;
}
// Get the plugin instance:
cPluginLua * Plugin = cManualBindings::GetLuaPlugin(L);
if (Plugin == nullptr)
{
// An error message has been already printed in GetLuaPlugin()
S.Push(false);
return 1;
}
// Read the params:
AString Host;
int Port = 0;
S.GetStackValues(2, Host, Port);
// Check validity:
if ((Port < 0) || (Port > 65535))
{
LOGWARNING("cNetwork:Connect() called with invalid port (%d), failing the request.", Port);
S.Push(false);
return 1;
}
// Create the LuaTCPLink glue class:
auto Link = std::make_shared<cLuaTCPLink>(*Plugin, 4);
// Try to connect:
bool res = cNetwork::Connect(Host, static_cast<UInt16>(Port), Link, Link);
S.Push(res);
return 1;
}
/** Binds cNetwork::CreateUDPEndpoint */
static int tolua_cNetwork_CreateUDPEndpoint(lua_State * L)
{
// Function signature:
// cNetwork:CreateUDPEndpoint(Port, Callbacks) -> cUDPEndpoint
cLuaState S(L);
if (
!S.CheckParamUserTable(1, "cNetwork") ||
!S.CheckParamNumber(2) ||
!S.CheckParamTable(3) ||
!S.CheckParamEnd(4)
)
{
return 0;
}
// Get the plugin instance:
cPluginLua * Plugin = cManualBindings::GetLuaPlugin(L);
if (Plugin == nullptr)
{
// An error message has been already printed in GetLuaPlugin()
S.Push(false);
return 1;
}
// Read the params:
UInt16 Port;
// Check validity:
if (!S.GetStackValues(2, Port))
{
LOGWARNING("cNetwork:CreateUDPEndpoint() called with invalid port, failing the request.");
S.Push(false);
return 1;
}
// Create the LuaUDPEndpoint glue class:
auto Endpoint = std::make_shared<cLuaUDPEndpoint>(*Plugin, 3);
Endpoint->Open(Port, Endpoint);
// Register the endpoint to be garbage-collected by Lua:
tolua_pushusertype(L, Endpoint.get(), "cUDPEndpoint");
tolua_register_gc(L, lua_gettop(L));
// Return the endpoint object:
S.Push(Endpoint.get());
return 1;
}
/** Binds cNetwork::EnumLocalIPAddresses */
static int tolua_cNetwork_EnumLocalIPAddresses(lua_State * L)
{
// Function signature:
// cNetwork:EnumLocalIPAddresses() -> {string, ...}
cLuaState S(L);
if (
!S.CheckParamUserTable(1, "cNetwork") ||
!S.CheckParamEnd(2)
)
{
return 0;
}
// Push the enumerated addresses:
S.Push(cNetwork::EnumLocalIPAddresses());
return 1;
}
/** Binds cNetwork::HostnameToIP */
static int tolua_cNetwork_HostnameToIP(lua_State * L)
{
// Function signature:
// cNetwork:HostnameToIP(Host, Callbacks) -> bool
cLuaState S(L);
if (
!S.CheckParamUserTable(1, "cNetwork") ||
!S.CheckParamString(2) ||
!S.CheckParamTable(3) ||
!S.CheckParamEnd(4)
)
{
return 0;
}
// Get the plugin instance:
cPluginLua * Plugin = cManualBindings::GetLuaPlugin(L);
if (Plugin == nullptr)
{
// An error message has been already printed in GetLuaPlugin()
S.Push(false);
return 1;
}
// Read the params:
AString Host;
S.GetStackValue(2, Host);
// Try to look up:
bool res = cNetwork::HostnameToIP(Host, std::make_shared<cLuaNameLookup>(Host, *Plugin, 3));
S.Push(res);
return 1;
}
/** Binds cNetwork::IPToHostname */
static int tolua_cNetwork_IPToHostname(lua_State * L)
{
// Function signature:
// cNetwork:IPToHostname(IP, Callbacks) -> bool
cLuaState S(L);
if (
!S.CheckParamUserTable(1, "cNetwork") ||
!S.CheckParamString(2) ||
!S.CheckParamTable(3) ||
!S.CheckParamEnd(4)
)
{
return 0;
}
// Get the plugin instance:
cPluginLua * Plugin = cManualBindings::GetLuaPlugin(L);
if (Plugin == nullptr)
{
// An error message has been already printed in GetLuaPlugin()
S.Push(false);
return 1;
}
// Read the params:
AString Host;
S.GetStackValue(2, Host);
// Try to look up:
bool res = cNetwork::IPToHostName(Host, std::make_shared<cLuaNameLookup>(Host, *Plugin, 3));
S.Push(res);
return 1;
}
/** Binds cNetwork::Listen */
static int tolua_cNetwork_Listen(lua_State * L)
{
// Function signature:
// cNetwork:Listen(Port, Callbacks) -> cServerHandle
cLuaState S(L);
if (
!S.CheckParamUserTable(1, "cNetwork") ||
!S.CheckParamNumber(2) ||
!S.CheckParamTable(3) ||
!S.CheckParamEnd(4)
)
{
return 0;
}
// Get the plugin instance:
cPluginLua * Plugin = cManualBindings::GetLuaPlugin(L);
if (Plugin == nullptr)
{
// An error message has been already printed in GetLuaPlugin()
S.Push(false);
return 1;
}
// Read the params:
int Port = 0;
S.GetStackValues(2, Port);
if ((Port < 0) || (Port > 65535))
{
LOGWARNING("cNetwork:Listen() called with invalid port (%d), failing the request.", Port);
S.Push(false);
return 1;
}
UInt16 Port16 = static_cast<UInt16>(Port);
// Create the LuaTCPLink glue class:
auto Srv = std::make_shared<cLuaServerHandle>(Port16, *Plugin, 3);
// Listen:
Srv->SetServerHandle(cNetwork::Listen(Port16, Srv), Srv);
// Register the server to be garbage-collected by Lua:
tolua_pushusertype(L, Srv.get(), "cServerHandle");
tolua_register_gc(L, lua_gettop(L));
// Return the server handle wrapper:
S.Push(Srv.get());
return 1;
}
////////////////////////////////////////////////////////////////////////////////
// cServerHandle bindings (routed through cLuaServerHandle):
/** Called when Lua destroys the object instance.
Close the server and let it deallocate on its own (it's in a SharedPtr). */
static int tolua_collect_cServerHandle(lua_State * L)
{
cLuaServerHandle * Srv = static_cast<cLuaServerHandle *>(tolua_tousertype(L, 1, nullptr));
Srv->Release();
return 0;
}
/** Binds cLuaServerHandle::Close */
static int tolua_cServerHandle_Close(lua_State * L)
{
// Function signature:
// ServerInstance:Close()
cLuaState S(L);
if (
!S.CheckParamUserType(1, "cServerHandle") ||
!S.CheckParamEnd(2)
)
{
return 0;
}
// Get the server handle:
cLuaServerHandle * Srv;
if (lua_isnil(L, 1))
{
LOGWARNING("cServerHandle:Close(): invalid server handle object. Stack trace:");
S.LogStackTrace();
return 0;
}
Srv = *static_cast<cLuaServerHandle **>(lua_touserdata(L, 1));
// Close it:
Srv->Close();
return 0;
}
/** Binds cLuaServerHandle::IsListening */
static int tolua_cServerHandle_IsListening(lua_State * L)
{
// Function signature:
// ServerInstance:IsListening() -> bool
cLuaState S(L);
if (
!S.CheckParamUserType(1, "cServerHandle") ||
!S.CheckParamEnd(2)
)
{
return 0;
}
// Get the server handle:
cLuaServerHandle * Srv;
if (lua_isnil(L, 1))
{
LOGWARNING("cServerHandle:IsListening(): invalid server handle object. Stack trace:");
S.LogStackTrace();
return 0;
}
Srv = *static_cast<cLuaServerHandle **>(lua_touserdata(L, 1));
// Close it:
S.Push(Srv->IsListening());
return 1;
}
////////////////////////////////////////////////////////////////////////////////
// cTCPLink bindings (routed through cLuaTCPLink):
/** Binds cLuaTCPLink::Close */
static int tolua_cTCPLink_Close(lua_State * L)
{
// Function signature:
// LinkInstance:Close()
cLuaState S(L);
if (
!S.CheckParamUserType(1, "cTCPLink") ||
!S.CheckParamEnd(2)
)
{
return 0;
}
// Get the link:
cLuaTCPLink * Link;
if (lua_isnil(L, 1))
{
LOGWARNING("cTCPLink:Close(): invalid link object. Stack trace:");
S.LogStackTrace();
return 0;
}
Link = *static_cast<cLuaTCPLink **>(lua_touserdata(L, 1));
// CLose the link:
Link->Close();
return 0;
}
/** Binds cLuaTCPLink::GetLocalIP */
static int tolua_cTCPLink_GetLocalIP(lua_State * L)
{
// Function signature:
// LinkInstance:GetLocalIP() -> string
cLuaState S(L);
if (
!S.CheckParamUserType(1, "cTCPLink") ||
!S.CheckParamEnd(2)
)
{
return 0;
}
// Get the link:
cLuaTCPLink * Link;
if (lua_isnil(L, 1))
{
LOGWARNING("cTCPLink:GetLocalIP(): invalid link object. Stack trace:");
S.LogStackTrace();
return 0;
}
Link = *static_cast<cLuaTCPLink **>(lua_touserdata(L, 1));
// Get the IP:
S.Push(Link->GetLocalIP());
return 1;
}
/** Binds cLuaTCPLink::GetLocalPort */
static int tolua_cTCPLink_GetLocalPort(lua_State * L)
{
// Function signature:
// LinkInstance:GetLocalPort() -> number
cLuaState S(L);
if (
!S.CheckParamUserType(1, "cTCPLink") ||
!S.CheckParamEnd(2)
)
{
return 0;
}
// Get the link:
cLuaTCPLink * Link;
if (lua_isnil(L, 1))
{
LOGWARNING("cTCPLink:GetLocalPort(): invalid link object. Stack trace:");
S.LogStackTrace();
return 0;
}
Link = *static_cast<cLuaTCPLink **>(lua_touserdata(L, 1));
// Get the Port:
S.Push(Link->GetLocalPort());
return 1;
}
/** Binds cLuaTCPLink::GetRemoteIP */
static int tolua_cTCPLink_GetRemoteIP(lua_State * L)
{
// Function signature:
// LinkInstance:GetRemoteIP() -> string
cLuaState S(L);
if (
!S.CheckParamUserType(1, "cTCPLink") ||
!S.CheckParamEnd(2)
)
{
return 0;
}
// Get the link:
cLuaTCPLink * Link;
if (lua_isnil(L, 1))
{
LOGWARNING("cTCPLink:GetRemoteIP(): invalid link object. Stack trace:");
S.LogStackTrace();
return 0;
}
Link = *static_cast<cLuaTCPLink **>(lua_touserdata(L, 1));
// Get the IP:
S.Push(Link->GetRemoteIP());
return 1;
}
/** Binds cLuaTCPLink::GetRemotePort */
static int tolua_cTCPLink_GetRemotePort(lua_State * L)
{
// Function signature:
// LinkInstance:GetRemotePort() -> number
cLuaState S(L);
if (
!S.CheckParamUserType(1, "cTCPLink") ||
!S.CheckParamEnd(2)
)
{
return 0;
}
// Get the link:
cLuaTCPLink * Link;
if (lua_isnil(L, 1))
{
LOGWARNING("cTCPLink:GetRemotePort(): invalid link object. Stack trace:");
S.LogStackTrace();
return 0;
}
Link = *static_cast<cLuaTCPLink **>(lua_touserdata(L, 1));
// Get the Port:
S.Push(Link->GetRemotePort());
return 1;
}
/** Binds cLuaTCPLink::Send */
static int tolua_cTCPLink_Send(lua_State * L)
{
// Function signature:
// LinkInstance:Send(DataString)
cLuaState S(L);
if (
!S.CheckParamUserType(1, "cTCPLink") ||
!S.CheckParamString(2) ||
!S.CheckParamEnd(3)
)
{
return 0;
}
// Get the link:
cLuaTCPLink * Link;
if (lua_isnil(L, 1))
{
LOGWARNING("cTCPLink:Send(): invalid link object. Stack trace:");
S.LogStackTrace();
return 0;
}
Link = *static_cast<cLuaTCPLink **>(lua_touserdata(L, 1));
// Get the data to send:
AString Data;
S.GetStackValues(2, Data);
// Send the data:
Link->Send(Data);
return 0;
}
/** Binds cLuaTCPLink::Shutdown */
static int tolua_cTCPLink_Shutdown(lua_State * L)
{
// Function signature:
// LinkInstance:Shutdown()
cLuaState S(L);
if (
!S.CheckParamUserType(1, "cTCPLink") ||
!S.CheckParamEnd(2)
)
{
return 0;
}
// Get the link:
cLuaTCPLink * Link;
if (lua_isnil(L, 1))
{
LOGWARNING("cTCPLink:Shutdown(): invalid link object. Stack trace:");
S.LogStackTrace();
return 0;
}
Link = *static_cast<cLuaTCPLink **>(lua_touserdata(L, 1));
// Shutdown the link:
Link->Shutdown();
return 0;
}
/** Binds cLuaTCPLink::StartTLSClient */
static int tolua_cTCPLink_StartTLSClient(lua_State * L)
{
// Function signature:
// LinkInstance:StartTLSClient(OwnCert, OwnPrivKey, OwnPrivKeyPassword) -> [true] or [nil, ErrMsg]
// Get the link:
cLuaState S(L);
if (lua_isnil(L, 1))
{
LOGWARNING("cTCPLink:StartTLSClient(): invalid link object. Stack trace:");
S.LogStackTrace();
return 0;
}
auto Link = *static_cast<cLuaTCPLink **>(lua_touserdata(L, 1));
// Read the params:
AString OwnCert, OwnPrivKey, OwnPrivKeyPassword;
S.GetStackValues(2, OwnCert, OwnPrivKey, OwnPrivKeyPassword);
// Start the TLS handshake:
AString res = Link->StartTLSClient(OwnCert, OwnPrivKey, OwnPrivKeyPassword);
if (!res.empty())
{
S.PushNil();
S.Push(Printf("Cannot start TLS on link to %s:%d: %s", Link->GetRemoteIP().c_str(), Link->GetRemotePort(), res.c_str()));
return 2;
}
return 1;
}
/** Binds cLuaTCPLink::StartTLSServer */
static int tolua_cTCPLink_StartTLSServer(lua_State * L)
{
// Function signature:
// LinkInstance:StartTLSServer(OwnCert, OwnPrivKey, OwnPrivKeyPassword, StartTLSData) -> [true] or [nil, ErrMsg]
cLuaState S(L);
if (
!S.CheckParamUserType(1, "cTCPLink") ||
!S.CheckParamString(2, 4) ||
// Param 5 is optional, don't check
!S.CheckParamEnd(6)
)
{
return 0;
}
// Get the link:
cLuaTCPLink * Link;
if (lua_isnil(L, 1))
{
LOGWARNING("cTCPLink:StartTLSServer(): invalid link object. Stack trace:");
S.LogStackTrace();
return 0;
}
Link = *static_cast<cLuaTCPLink **>(lua_touserdata(L, 1));
// Read the params:
AString OwnCert, OwnPrivKey, OwnPrivKeyPassword, StartTLSData;
S.GetStackValues(2, OwnCert, OwnPrivKey, OwnPrivKeyPassword, StartTLSData);
// Start the TLS handshake:
AString res = Link->StartTLSServer(OwnCert, OwnPrivKey, OwnPrivKeyPassword, StartTLSData);
if (!res.empty())
{
S.PushNil();
S.Push(Printf("Cannot start TLS on link to %s:%d: %s", Link->GetRemoteIP().c_str(), Link->GetRemotePort(), res.c_str()));
return 2;
}
return 1;
}
////////////////////////////////////////////////////////////////////////////////
// cUDPEndpoint bindings (routed through cLuaUDPEndpoint):
/** Called when Lua destroys the object instance.
Close the endpoint and let it deallocate on its own (it's in a SharedPtr). */
static int tolua_collect_cUDPEndpoint(lua_State * L)
{
LOGD("Lua: Collecting cUDPEndpoint");
cLuaUDPEndpoint * Endpoint = static_cast<cLuaUDPEndpoint *>(tolua_tousertype(L, 1, nullptr));
Endpoint->Release();
return 0;
}
/** Binds cLuaUDPEndpoint::Close */
static int tolua_cUDPEndpoint_Close(lua_State * L)
{
// Function signature:
// EndpointInstance:Close()
cLuaState S(L);
if (
!S.CheckParamUserType(1, "cUDPEndpoint") ||
!S.CheckParamEnd(2)
)
{
return 0;
}
// Get the endpoint:
if (lua_isnil(L, 1))
{
LOGWARNING("cUDPEndpoint:Close(): invalid endpoint object. Stack trace:");
S.LogStackTrace();
return 0;
}
auto Endpoint = *static_cast<cLuaUDPEndpoint **>(lua_touserdata(L, 1));
// Close it:
Endpoint->Close();
return 0;
}
/** Binds cLuaUDPEndpoint::EnableBroadcasts */
static int tolua_cUDPEndpoint_EnableBroadcasts(lua_State * L)
{
// Function signature:
// EndpointInstance:EnableBroadcasts()
cLuaState S(L);
if (
!S.CheckParamUserType(1, "cUDPEndpoint") ||
!S.CheckParamEnd(2)
)
{
return 0;
}
// Get the endpoint:
if (lua_isnil(L, 1))
{
LOGWARNING("cUDPEndpoint:EnableBroadcasts(): invalid endpoint object. Stack trace:");
S.LogStackTrace();
return 0;
}
auto Endpoint = *static_cast<cLuaUDPEndpoint **>(lua_touserdata(L, 1));
// Enable the broadcasts:
Endpoint->EnableBroadcasts();
return 0;
}
/** Binds cLuaUDPEndpoint::GetPort */
static int tolua_cUDPEndpoint_GetPort(lua_State * L)
{
// Function signature:
// Endpoint:GetPort() -> number
cLuaState S(L);
if (
!S.CheckParamUserType(1, "cUDPEndpoint") ||
!S.CheckParamEnd(2)
)
{
return 0;
}
// Get the endpoint:
if (lua_isnil(L, 1))
{
LOGWARNING("cUDPEndpoint:GetPort(): invalid endpoint object. Stack trace:");
S.LogStackTrace();
return 0;
}
auto Endpoint = *static_cast<cLuaUDPEndpoint **>(lua_touserdata(L, 1));
// Get the Port:
S.Push(Endpoint->GetPort());
return 1;
}
/** Binds cLuaUDPEndpoint::IsOpen */
static int tolua_cUDPEndpoint_IsOpen(lua_State * L)
{
// Function signature:
// Endpoint:IsOpen() -> bool
cLuaState S(L);
if (
!S.CheckParamUserType(1, "cUDPEndpoint") ||
!S.CheckParamEnd(2)
)
{
return 0;
}
// Get the endpoint:
if (lua_isnil(L, 1))
{
LOGWARNING("cUDPEndpoint:IsListening(): invalid server handle object. Stack trace:");
S.LogStackTrace();
return 0;
}
auto Endpoint = *static_cast<cLuaUDPEndpoint **>(lua_touserdata(L, 1));
// Close it:
S.Push(Endpoint->IsOpen());
return 1;
}
/** Binds cLuaUDPEndpoint::Send */
static int tolua_cUDPEndpoint_Send(lua_State * L)
{
// Function signature:
// LinkInstance:Send(DataString)
cLuaState S(L);
if (
!S.CheckParamUserType(1, "cUDPEndpoint") ||
!S.CheckParamString(2, 3) ||
!S.CheckParamNumber(4) ||
!S.CheckParamEnd(5)
)
{
return 0;
}
// Get the link:
if (lua_isnil(L, 1))
{
LOGWARNING("cUDPEndpoint:Send(): invalid endpoint object. Stack trace:");
S.LogStackTrace();
return 0;
}
auto Endpoint = *static_cast<cLuaUDPEndpoint **>(lua_touserdata(L, 1));
// Get the data to send:
AString Data, RemotePeer;
int RemotePort = 0;
S.GetStackValues(2, Data, RemotePeer, RemotePort);
// Check the port:
if ((RemotePort < 0) || (RemotePort > USHRT_MAX))
{
LOGWARNING("cUDPEndpoint:Send() called with invalid port (%d), failing.", RemotePort);
S.LogStackTrace();
S.Push(false);
return 1;
}
// Send the data:
S.Push(Endpoint->Send(Data, RemotePeer, static_cast<UInt16>(RemotePort)));
return 1;
}
////////////////////////////////////////////////////////////////////////////////
// Register the bindings:
void cManualBindings::BindNetwork(lua_State * tolua_S)
{
// Create the cNetwork API classes:
tolua_usertype(tolua_S, "cNetwork");
tolua_usertype(tolua_S, "cServerHandle");
tolua_usertype(tolua_S, "cTCPLink");
tolua_usertype(tolua_S, "cUDPEndpoint");
tolua_cclass(tolua_S, "cNetwork", "cNetwork", "", nullptr);
tolua_cclass(tolua_S, "cServerHandle", "cServerHandle", "", tolua_collect_cServerHandle);
tolua_cclass(tolua_S, "cTCPLink", "cTCPLink", "", nullptr);
tolua_cclass(tolua_S, "cUDPEndpoint", "cUDPEndpoint", "", tolua_collect_cUDPEndpoint);
// Fill in the functions (alpha-sorted):
tolua_beginmodule(tolua_S, "cNetwork");
tolua_function(tolua_S, "Connect", tolua_cNetwork_Connect);
tolua_function(tolua_S, "CreateUDPEndpoint", tolua_cNetwork_CreateUDPEndpoint);
tolua_function(tolua_S, "EnumLocalIPAddresses", tolua_cNetwork_EnumLocalIPAddresses);
tolua_function(tolua_S, "HostnameToIP", tolua_cNetwork_HostnameToIP);
tolua_function(tolua_S, "IPToHostname", tolua_cNetwork_IPToHostname);
tolua_function(tolua_S, "Listen", tolua_cNetwork_Listen);
tolua_endmodule(tolua_S);
tolua_beginmodule(tolua_S, "cServerHandle");
tolua_function(tolua_S, "Close", tolua_cServerHandle_Close);
tolua_function(tolua_S, "IsListening", tolua_cServerHandle_IsListening);
tolua_endmodule(tolua_S);
tolua_beginmodule(tolua_S, "cTCPLink");
tolua_function(tolua_S, "Close", tolua_cTCPLink_Close);
tolua_function(tolua_S, "GetLocalIP", tolua_cTCPLink_GetLocalIP);
tolua_function(tolua_S, "GetLocalPort", tolua_cTCPLink_GetLocalPort);
tolua_function(tolua_S, "GetRemoteIP", tolua_cTCPLink_GetRemoteIP);
tolua_function(tolua_S, "GetRemotePort", tolua_cTCPLink_GetRemotePort);
tolua_function(tolua_S, "Send", tolua_cTCPLink_Send);
tolua_function(tolua_S, "Shutdown", tolua_cTCPLink_Shutdown);
tolua_function(tolua_S, "StartTLSClient", tolua_cTCPLink_StartTLSClient);
tolua_function(tolua_S, "StartTLSServer", tolua_cTCPLink_StartTLSServer);
tolua_endmodule(tolua_S);
tolua_beginmodule(tolua_S, "cUDPEndpoint");
tolua_function(tolua_S, "Close", tolua_cUDPEndpoint_Close);
tolua_function(tolua_S, "EnableBroadcasts", tolua_cUDPEndpoint_EnableBroadcasts);
tolua_function(tolua_S, "GetPort", tolua_cUDPEndpoint_GetPort);
tolua_function(tolua_S, "IsOpen", tolua_cUDPEndpoint_IsOpen);
tolua_function(tolua_S, "Send", tolua_cUDPEndpoint_Send);
tolua_endmodule(tolua_S);
}