DarkflameServer/thirdparty/raknet/Source/AutoRPC.cpp
2021-12-05 18:54:36 +01:00

718 lines
23 KiB
C++

#include "AutoRPC.h"
#include "RakMemoryOverride.h"
#include "RakAssert.h"
#include "StringCompressor.h"
#include "BitStream.h"
#include "Types.h"
#include "RakPeerInterface.h"
#include "MessageIdentifiers.h"
#include "NetworkIDObject.h"
#include "NetworkIDManager.h"
#include <stdlib.h>
using namespace RakNet;
#ifdef _MSC_VER
#pragma warning( push )
#endif
int AutoRPC::RemoteRPCFunctionComp( const RPCIdentifier &key, const RemoteRPCFunction &data )
{
if (key.isObjectMember==false && data.identifier.isObjectMember==true)
return -1;
if (key.isObjectMember==true && data.identifier.isObjectMember==false)
return 1;
return strcmp(key.uniqueIdentifier, data.identifier.uniqueIdentifier);
}
AutoRPC::AutoRPC()
{
currentExecution[0]=0;
rakPeer=0;
networkIdManager=0;
outgoingTimestamp=0;
outgoingPriority=HIGH_PRIORITY;
outgoingReliability=RELIABLE_ORDERED;
outgoingOrderingChannel=0;
outgoingBroadcast=true;
incomingTimeStamp=0;
DataStructures::Map<SystemAddress, DataStructures::OrderedList<RPCIdentifier, RemoteRPCFunction, AutoRPC::RemoteRPCFunctionComp> *>::IMPLEMENT_DEFAULT_COMPARISON();
}
AutoRPC::~AutoRPC()
{
Clear();
}
void AutoRPC::SetNetworkIDManager(NetworkIDManager *idMan)
{
networkIdManager=idMan;
}
bool AutoRPC::RegisterFunction(const char *uniqueIdentifier, void* functionPtr, bool isObjectMember, char parameterCount)
{
return RegisterFunction( uniqueIdentifier, GenRPC::PMF( functionPtr ), isObjectMember, parameterCount );
}
bool AutoRPC::RegisterFunction(const char *uniqueIdentifier, GenRPC::PMF functionPtr, bool isObjectMember, char parameterCount)
{
if (uniqueIdentifier==0 || functionPtr==0)
{
RakAssert(0);
return false;
}
RPCIdentifier identifier;
identifier.isObjectMember=isObjectMember;
identifier.uniqueIdentifier=(char*) uniqueIdentifier;
unsigned localIndex = GetLocalFunctionIndex(identifier);
// Already registered?
if (localIndex!=(unsigned)-1 && localFunctions[localIndex].functionPtr!=0)
return false;
if (localIndex!=(unsigned)-1)
{
// Reenable existing
localFunctions[localIndex].functionPtr=functionPtr;
localFunctions[localIndex].parameterCount=parameterCount;
}
else
{
// Add new
LocalRPCFunction func;
func.functionPtr=functionPtr;
func.identifier.isObjectMember=isObjectMember;
func.identifier.uniqueIdentifier = (char*) rakMalloc(strlen(uniqueIdentifier)+1);
func.parameterCount=parameterCount;
strcpy(func.identifier.uniqueIdentifier, uniqueIdentifier);
localFunctions.Insert(func);
}
return true;
}
bool AutoRPC::UnregisterFunction(const char *uniqueIdentifier, bool isObjectMember)
{
if (uniqueIdentifier==0)
{
RakAssert(0);
return false;
}
RPCIdentifier identifier;
identifier.isObjectMember=isObjectMember;
identifier.uniqueIdentifier=(char*) uniqueIdentifier;
unsigned localIndex = GetLocalFunctionIndex(identifier);
// Not registered?
if (localIndex==(unsigned)-1)
return false;
// Leave the id in, in case the function is set again later. That way we keep the same remote index
localFunctions[localIndex].functionPtr=0;
return true;
}
void AutoRPC::SetTimestamp(RakNetTime timeStamp)
{
outgoingTimestamp=timeStamp;
}
void AutoRPC::SetSendParams(PacketPriority priority, PacketReliability reliability, char orderingChannel)
{
outgoingPriority=priority;
outgoingReliability=reliability;
outgoingOrderingChannel=orderingChannel;
}
void AutoRPC::SetRecipientAddress(SystemAddress systemAddress, bool broadcast)
{
outgoingSystemAddress=systemAddress;
outgoingBroadcast=broadcast;
}
void AutoRPC::SetRecipientObject(NetworkID networkID)
{
outgoingNetworkID=networkID;
}
RakNet::BitStream *AutoRPC::SetOutgoingExtraData(void)
{
return &outgoingExtraData;
}
RakNetTime AutoRPC::GetLastSenderTimestamp(void) const
{
return incomingTimeStamp;
}
SystemAddress AutoRPC::GetLastSenderAddress(void) const
{
return incomingSystemAddress;
}
RakPeerInterface *AutoRPC::GetRakPeer(void) const
{
return rakPeer;
}
const char *AutoRPC::GetCurrentExecution(void) const
{
return (const char *) currentExecution;
}
RakNet::BitStream *AutoRPC::GetIncomingExtraData(void)
{
return &incomingExtraData;
}
bool AutoRPC::SendCall(const char *uniqueIdentifier, const char *stack, unsigned int bytesOnStack, char parameterCount)
{
SystemAddress systemAddr;
RPCIdentifier identifier;
unsigned int outerIndex;
unsigned int innerIndex;
if (uniqueIdentifier==0)
return false;
identifier.uniqueIdentifier=(char*) uniqueIdentifier;
identifier.isObjectMember=(outgoingNetworkID!=UNASSIGNED_NETWORK_ID);
RakNet::BitStream bs;
if (outgoingTimestamp!=0)
{
bs.Write((MessageID)ID_TIMESTAMP);
bs.Write(outgoingTimestamp);
}
bs.Write((MessageID)ID_AUTO_RPC_CALL);
if (parameterCount>=0)
{
bs.Write(true);
bs.Write(parameterCount);
}
else
{
bs.Write(false);
}
bs.WriteCompressed(outgoingExtraData.GetNumberOfBitsUsed());
bs.Write(&outgoingExtraData);
if (outgoingNetworkID!=UNASSIGNED_NETWORK_ID)
{
bs.Write(true);
bs.Write(outgoingNetworkID);
}
else
{
bs.Write(false);
}
// This is so the call SetWriteOffset works
bs.AlignWriteToByteBoundary();
BitSize_t writeOffset = bs.GetWriteOffset();
if (outgoingBroadcast)
{
unsigned systemIndex;
for (systemIndex=0; systemIndex < rakPeer->GetMaximumNumberOfPeers(); systemIndex++)
{
systemAddr=rakPeer->GetSystemAddressFromIndex(systemIndex);
if (systemAddr!=UNASSIGNED_SYSTEM_ADDRESS && systemAddr!=outgoingSystemAddress)
{
if (GetRemoteFunctionIndex(systemAddr, identifier, &outerIndex, &innerIndex))
{
// Write a number to identify the function if possible, for faster lookup and less bandwidth
bs.Write(true);
bs.WriteCompressed(remoteFunctions[outerIndex]->operator [](innerIndex).functionIndex);
}
else
{
bs.Write(false);
stringCompressor->EncodeString(uniqueIdentifier, 512, &bs, 0);
}
bs.WriteCompressed(bytesOnStack);
bs.WriteAlignedBytes((const unsigned char*) stack, bytesOnStack);
rakPeer->Send(&bs, outgoingPriority, outgoingReliability, outgoingOrderingChannel, systemAddr, false);
// Start writing again after ID_AUTO_RPC_CALL
bs.SetWriteOffset(writeOffset);
}
}
}
else
{
systemAddr = outgoingSystemAddress;
if (systemAddr!=UNASSIGNED_SYSTEM_ADDRESS)
{
if (GetRemoteFunctionIndex(systemAddr, identifier, &outerIndex, &innerIndex))
{
// Write a number to identify the function if possible, for faster lookup and less bandwidth
bs.Write(true);
bs.WriteCompressed(remoteFunctions[outerIndex]->operator [](innerIndex).functionIndex);
}
else
{
bs.Write(false);
stringCompressor->EncodeString(uniqueIdentifier, 512, &bs, 0);
}
bs.WriteCompressed(bytesOnStack);
bs.WriteAlignedBytes((const unsigned char*) stack, bytesOnStack);
rakPeer->Send(&bs, outgoingPriority, outgoingReliability, outgoingOrderingChannel, systemAddr, false);
}
else
return false;
}
return true;
}
void AutoRPC::OnAttach(RakPeerInterface *peer)
{
rakPeer=peer;
outgoingSystemAddress=UNASSIGNED_SYSTEM_ADDRESS;
outgoingNetworkID=UNASSIGNED_NETWORK_ID;
incomingSystemAddress=UNASSIGNED_SYSTEM_ADDRESS;
}
PluginReceiveResult AutoRPC::OnReceive(RakPeerInterface *peer, Packet *packet)
{
RakNetTime timestamp=0;
unsigned char packetIdentifier, packetDataOffset;
if ( ( unsigned char ) packet->data[ 0 ] == ID_TIMESTAMP )
{
if ( packet->length > sizeof( unsigned char ) + sizeof( RakNetTime ) )
{
packetIdentifier = ( unsigned char ) packet->data[ sizeof( unsigned char ) + sizeof( RakNetTime ) ];
// Required for proper endian swapping
RakNet::BitStream tsBs(packet->data+sizeof(MessageID),packet->length-1,false);
tsBs.Read(timestamp);
packetDataOffset=sizeof( unsigned char )*2 + sizeof( RakNetTime );
}
else
return RR_STOP_PROCESSING_AND_DEALLOCATE;
}
else
{
packetIdentifier = ( unsigned char ) packet->data[ 0 ];
packetDataOffset=sizeof( unsigned char );
}
switch (packetIdentifier)
{
case ID_DISCONNECTION_NOTIFICATION:
case ID_CONNECTION_LOST:
OnCloseConnection(peer, packet->systemAddress);
return RR_CONTINUE_PROCESSING;
case ID_AUTO_RPC_CALL:
incomingTimeStamp=timestamp;
incomingSystemAddress=packet->systemAddress;
OnAutoRPCCall(packet->systemAddress, packet->data+packetDataOffset, packet->length-packetDataOffset);
return RR_STOP_PROCESSING_AND_DEALLOCATE;
case ID_AUTO_RPC_REMOTE_INDEX:
OnRPCRemoteIndex(packet->systemAddress, packet->data+packetDataOffset, packet->length-packetDataOffset);
return RR_STOP_PROCESSING_AND_DEALLOCATE;
case ID_AUTO_RPC_UNKNOWN_REMOTE_INDEX:
OnRPCUnknownRemoteIndex(packet->systemAddress, packet->data+packetDataOffset, packet->length-packetDataOffset, timestamp);
return RR_STOP_PROCESSING_AND_DEALLOCATE;
}
return RR_CONTINUE_PROCESSING;
}
void AutoRPC::OnCloseConnection(RakPeerInterface *peer, SystemAddress systemAddress)
{
(void) peer;
if (remoteFunctions.Has(systemAddress))
{
DataStructures::OrderedList<RPCIdentifier, RemoteRPCFunction, AutoRPC::RemoteRPCFunctionComp> *theList = remoteFunctions.Get(systemAddress);
unsigned i;
for (i=0; i < theList->Size(); i++)
{
if (theList->operator [](i).identifier.uniqueIdentifier)
rakFree(theList->operator [](i).identifier.uniqueIdentifier);
}
delete theList;
remoteFunctions.Delete(systemAddress);
}
}
void AutoRPC::OnAutoRPCCall(SystemAddress systemAddress, unsigned char *data, unsigned int lengthInBytes)
{
RakNet::BitStream bs(data,lengthInBytes,false);
bool hasParameterCount=false;
char parameterCount;
char inputStack[ARPC_MAX_STACK_SIZE];
NetworkIDObject *networkIdObject;
NetworkID networkId;
bool hasNetworkId=false;
bool hasFunctionIndex=false;
unsigned int functionIndex;
unsigned int bytesOnStack;
char strIdentifier[512];
int numberOfBitsUsed;
incomingExtraData.Reset();
bs.Read(hasParameterCount);
if (hasParameterCount)
bs.Read(parameterCount);
else
parameterCount=-1;
bs.ReadCompressed(numberOfBitsUsed);
if (numberOfBitsUsed > (int) incomingExtraData.GetNumberOfBitsAllocated())
incomingExtraData.AddBitsAndReallocate(numberOfBitsUsed-(int) incomingExtraData.GetNumberOfBitsAllocated());
bs.ReadBits(incomingExtraData.GetData(), numberOfBitsUsed, false);
incomingExtraData.SetWriteOffset(numberOfBitsUsed);
// const unsigned int outputStackSize = ARPC_MAX_STACK_SIZE+128*4; // Enough padding to round up to 4 for each parameter, max 128 parameters
// char outputStack[outputStackSize];
bs.Read(hasNetworkId);
if (hasNetworkId)
{
bs.Read(networkId);
if (networkIdManager==0 && (networkIdManager=rakPeer->GetNetworkIDManager())==0)
{
// Failed - Tried to call object member, however, networkIDManager system was never registered
SendError(systemAddress, RPC_ERROR_NETWORK_ID_MANAGER_UNAVAILABLE, "");
return;
}
networkIdObject = (NetworkIDObject*) networkIdManager->GET_OBJECT_FROM_ID(networkId);
if (networkIdObject==0)
{
// Failed - Tried to call object member, object does not exist (deleted?)
SendError(systemAddress, RPC_ERROR_OBJECT_DOES_NOT_EXIST, "");
return;
}
}
else
{
networkIdObject=0;
}
bs.AlignReadToByteBoundary();
bs.Read(hasFunctionIndex);
if (hasFunctionIndex)
bs.ReadCompressed(functionIndex);
else
stringCompressor->DecodeString(strIdentifier,512,&bs,0);
bs.ReadCompressed(bytesOnStack);
bs.ReadAlignedBytes((unsigned char *) inputStack,bytesOnStack);
if (hasFunctionIndex)
{
if (functionIndex>localFunctions.Size())
{
// Failed - other system specified a totally invalid index
// Possible causes: Bugs, attempts to crash the system, requested function not registered
SendError(systemAddress, RPC_ERROR_FUNCTION_INDEX_OUT_OF_RANGE, "");
return;
}
// it was actually a mistake to implement ID_AUTO_RPC_UNKNOWN_REMOTE_INDEX. This hides the more relevant return code RPC_ERROR_FUNCTION_NO_LONGER_REGISTERED and more importantly can result in the calls being out of order since it takes extra communication steps.
/*
if (localFunctions[functionIndex].functionPtr==0)
{
// Failed - Function index lookup failure. Try passing back what was sent to us, and requesting the string
RakNet::BitStream out;
if (incomingTimeStamp!=0)
{
out.Write((MessageID)ID_TIMESTAMP);
out.Write(incomingTimeStamp);
}
out.Write((MessageID)ID_AUTO_RPC_UNKNOWN_REMOTE_INDEX);
if (parameterCount>=0)
{
out.Write(true);
out.Write(parameterCount);
}
else
{
out.Write(false);
}
out.WriteCompressed(functionIndex);
out.WriteCompressed(numberOfBitsUsed);
out.Write(&incomingExtraData);
out.Write(hasNetworkId);
if (hasNetworkId)
out.Write(networkId);
out.WriteCompressed(bytesOnStack);
out.WriteAlignedBytes((const unsigned char*) inputStack, bytesOnStack);
rakPeer->Send(&out, HIGH_PRIORITY, RELIABLE_ORDERED, 0, systemAddress, false);
return;
}
*/
}
else
{
// Find the registered function with this str
for (functionIndex=0; functionIndex < localFunctions.Size(); functionIndex++)
{
if (localFunctions[functionIndex].identifier.isObjectMember == (networkIdObject!=0) &&
strcmp(localFunctions[functionIndex].identifier.uniqueIdentifier, strIdentifier)==0)
{
// SEND RPC MAPPING
RakNet::BitStream outgoingBitstream;
outgoingBitstream.Write((MessageID)ID_AUTO_RPC_REMOTE_INDEX);
outgoingBitstream.Write(hasNetworkId);
outgoingBitstream.WriteCompressed(functionIndex);
stringCompressor->EncodeString(strIdentifier,512,&outgoingBitstream,0);
rakPeer->Send(&outgoingBitstream, HIGH_PRIORITY, RELIABLE_ORDERED, 0, systemAddress, false);
break;
}
}
if (functionIndex==localFunctions.Size())
{
for (functionIndex=0; functionIndex < localFunctions.Size(); functionIndex++)
{
if (strcmp(localFunctions[functionIndex].identifier.uniqueIdentifier, strIdentifier)==0)
{
if (localFunctions[functionIndex].identifier.isObjectMember==true && networkIdObject==0)
{
// Failed - Calling C++ function as C function
SendError(systemAddress, RPC_ERROR_CALLING_CPP_AS_C, strIdentifier);
return;
}
if (localFunctions[functionIndex].identifier.isObjectMember==false && networkIdObject!=0)
{
// Failed - Calling C function as C++ function
SendError(systemAddress, RPC_ERROR_CALLING_C_AS_CPP, strIdentifier);
return;
}
}
}
SendError(systemAddress, RPC_ERROR_FUNCTION_NOT_REGISTERED, strIdentifier);
return;
}
}
if (localFunctions[functionIndex].functionPtr==0)
{
// Failed - Function was previously registered, but isn't registered any longer
SendError(systemAddress, RPC_ERROR_FUNCTION_NO_LONGER_REGISTERED, localFunctions[functionIndex].identifier.uniqueIdentifier);
return;
}
if (bytesOnStack > ARPC_MAX_STACK_SIZE)
{
// Failed - Not enough bytes on predetermined stack. Shouldn't hit this since the sender also uses this value
SendError(systemAddress, RPC_ERROR_STACK_TOO_SMALL, localFunctions[functionIndex].identifier.uniqueIdentifier);
return;
}
if (localFunctions[functionIndex].parameterCount>=0 && parameterCount>=0 && parameterCount!=localFunctions[functionIndex].parameterCount)
{
// Failed - The number of parameters that this function has was explicitly specified, and does not match up.
SendError(systemAddress, RPC_ERROR_INCORRECT_NUMBER_OF_PARAMETERS, localFunctions[functionIndex].identifier.uniqueIdentifier);
return;
}
// unsigned int bytesWritten;
// unsigned char numParameters;
// unsigned int parameterLengths[64]; // 64 is arbitrary, just needs to be more than whatever might be serialized
GenRPC::CallParams call;
// this is the dynamic cast error handling
void* deserialized_this = localFunctions[functionIndex].functionPtr.computeThis( networkIdObject );
#ifdef AUTO_RPC_USE_DYNAMIC_CAST
if ( networkIdObject && !deserialized_this )
{
// This needs its only error message - this happens when dynamic_cast<YourClass*>( networdIdObject )
// fails - i.e. you don't inherit from NetworkIDObject.
SendError(systemAddress, RPC_ERROR_STACK_DESERIALIZATION_FAILED, strIdentifier);
return;
}
#endif
if ( !DeserializeParametersAndBuildCall(call, inputStack, bytesOnStack, this, deserialized_this ) )
{
// Failed - Couldn't deserialize
SendError(systemAddress, RPC_ERROR_STACK_DESERIALIZATION_FAILED, strIdentifier);
return;
}
strncpy(currentExecution, localFunctions[functionIndex].identifier.uniqueIdentifier, sizeof(currentExecution)-1);
if (!CallWithStack( call, localFunctions[functionIndex].functionPtr.computeFuncAddr( networkIdObject ))) {
// Failed - Couldn't deserialize
SendError(systemAddress, RPC_ERROR_STACK_DESERIALIZATION_FAILED, strIdentifier);
return;
}
currentExecution[0]=0;
}
void AutoRPC::OnRPCRemoteIndex(SystemAddress systemAddress, unsigned char *data, unsigned int lengthInBytes)
{
// A remote system has given us their internal index for a particular function.
// Store it and use it from now on, to save bandwidth and search time
bool objectExists;
char strIdentifier[512];
unsigned int insertionIndex;
unsigned int remoteIndex;
RemoteRPCFunction newRemoteFunction;
RakNet::BitStream bs(data,lengthInBytes,false);
RPCIdentifier identifier;
bs.Read(identifier.isObjectMember);
bs.ReadCompressed(remoteIndex);
stringCompressor->DecodeString(strIdentifier,512,&bs,0);
identifier.uniqueIdentifier=strIdentifier;
if (strIdentifier[0]==0)
return;
DataStructures::OrderedList<RPCIdentifier, RemoteRPCFunction, AutoRPC::RemoteRPCFunctionComp> *theList;
if (remoteFunctions.Has(systemAddress))
{
theList = remoteFunctions.Get(systemAddress);
insertionIndex=theList->GetIndexFromKey(identifier, &objectExists);
if (objectExists==false)
{
newRemoteFunction.functionIndex=remoteIndex;
newRemoteFunction.identifier.isObjectMember=identifier.isObjectMember;
newRemoteFunction.identifier.uniqueIdentifier = (char*) rakMalloc(strlen(strIdentifier)+1);
strcpy(newRemoteFunction.identifier.uniqueIdentifier, strIdentifier);
theList->InsertAtIndex(newRemoteFunction, insertionIndex);
}
}
else
{
theList = new DataStructures::OrderedList<RPCIdentifier, RemoteRPCFunction, AutoRPC::RemoteRPCFunctionComp>;
newRemoteFunction.functionIndex=remoteIndex;
newRemoteFunction.identifier.isObjectMember=identifier.isObjectMember;
newRemoteFunction.identifier.uniqueIdentifier = (char*) rakMalloc(strlen(strIdentifier)+1);
strcpy(newRemoteFunction.identifier.uniqueIdentifier, strIdentifier);
theList->InsertAtEnd(newRemoteFunction);
remoteFunctions.SetNew(systemAddress,theList);
}
}
void AutoRPC::OnRPCUnknownRemoteIndex(SystemAddress systemAddress, unsigned char *data, unsigned int lengthInBytes, RakNetTime timestamp)
{
char inputStack[ARPC_MAX_STACK_SIZE];
NetworkID networkId;
bool hasNetworkId=false;
unsigned int functionIndex;
unsigned int bytesOnStack;
int numberOfBitsUsed;
char parameterCount;
bool hasParameterCount=false;
RakNet::BitStream extraData;
RakNet::BitStream bs(data,lengthInBytes,false);
bs.Read(hasParameterCount);
if (hasParameterCount)
bs.Read(parameterCount);
bs.ReadCompressed(functionIndex);
bs.ReadCompressed(numberOfBitsUsed);
extraData.AddBitsAndReallocate(numberOfBitsUsed);
bs.ReadBits(extraData.GetData(), numberOfBitsUsed, false);
extraData.SetWriteOffset(numberOfBitsUsed);
bs.Read(hasNetworkId);
if (hasNetworkId)
bs.Read(networkId);
bs.ReadCompressed(bytesOnStack);
bs.ReadAlignedBytes((unsigned char*) inputStack, bytesOnStack);
unsigned outerIndex;
if (remoteFunctions.Has(systemAddress))
{
outerIndex = remoteFunctions.GetIndexAtKey(systemAddress);
DataStructures::OrderedList<RPCIdentifier, RemoteRPCFunction, AutoRPC::RemoteRPCFunctionComp> *theList = remoteFunctions[outerIndex];
unsigned i;
for (i=0; i < theList->Size(); i++)
{
if (theList->operator [](i).functionIndex==functionIndex)
{
RakNet::BitStream out;
// Recover by resending the RPC with the function identifier string this time
if (timestamp!=0)
{
out.Write((MessageID)ID_TIMESTAMP);
out.Write(timestamp);
}
out.Write((MessageID)ID_AUTO_RPC_CALL);
if (parameterCount>=0)
{
out.Write(true);
out.Write(parameterCount);
}
else
{
out.Write(false);
}
out.WriteCompressed(numberOfBitsUsed);
out.Write(&extraData);
out.Write(hasNetworkId);
if (hasNetworkId)
out.Write(networkId);
out.AlignWriteToByteBoundary();
out.Write(false);
stringCompressor->EncodeString(theList->operator [](i).identifier.uniqueIdentifier, 512, &out, 0);
out.WriteCompressed(bytesOnStack);
out.WriteAlignedBytes((const unsigned char*) inputStack, bytesOnStack);
rakPeer->Send(&out, outgoingPriority, outgoingReliability, outgoingOrderingChannel, systemAddress, false);
return;
}
}
}
// Failed to recover, inform the user
Packet *p = rakPeer->AllocatePacket(sizeof(MessageID)+sizeof(unsigned char));
RakNet::BitStream bs2(p->data, sizeof(MessageID)+sizeof(unsigned char), false);
bs2.SetWriteOffset(0);
bs2.Write((MessageID)ID_RPC_REMOTE_ERROR);
bs2.Write((unsigned char)RPC_ERROR_FUNCTION_NO_LONGER_REGISTERED);
stringCompressor->EncodeString("",256,&bs,0);
p->systemAddress=systemAddress;
rakPeer->PushBackPacket(p, false);
}
void AutoRPC::SendError(SystemAddress target, unsigned char errorCode, const char *functionName)
{
RakNet::BitStream bs;
bs.Write((MessageID)ID_RPC_REMOTE_ERROR);
bs.Write(errorCode);
stringCompressor->EncodeString(functionName,256,&bs,0);
rakPeer->Send(&bs, HIGH_PRIORITY, RELIABLE_ORDERED, 0, target, false);
}
void AutoRPC::OnShutdown(RakPeerInterface *peer)
{
(void) peer;
Clear();
}
void AutoRPC::Clear(void)
{
unsigned i,j;
for (j=0; j < remoteFunctions.Size(); j++)
{
DataStructures::OrderedList<RPCIdentifier, RemoteRPCFunction, AutoRPC::RemoteRPCFunctionComp> *theList = remoteFunctions[j];
for (i=0; i < theList->Size(); i++)
{
if (theList->operator [](i).identifier.uniqueIdentifier)
rakFree(theList->operator [](i).identifier.uniqueIdentifier);
}
delete theList;
}
for (i=0; i < localFunctions.Size(); i++)
{
if (localFunctions[i].identifier.uniqueIdentifier)
rakFree(localFunctions[i].identifier.uniqueIdentifier);
}
localFunctions.Clear();
remoteFunctions.Clear();
outgoingExtraData.Reset();
incomingExtraData.Reset();
}
unsigned AutoRPC::GetLocalFunctionIndex(AutoRPC::RPCIdentifier identifier)
{
unsigned i;
for (i=0; i < localFunctions.Size(); i++)
{
if (localFunctions[i].identifier.isObjectMember==identifier.isObjectMember &&
strcmp(localFunctions[i].identifier.uniqueIdentifier,identifier.uniqueIdentifier)==0)
return i;
}
return (unsigned) -1;
}
bool AutoRPC::GetRemoteFunctionIndex(SystemAddress systemAddress, AutoRPC::RPCIdentifier identifier, unsigned int *outerIndex, unsigned int *innerIndex)
{
bool objectExists=false;
if (remoteFunctions.Has(systemAddress))
{
*outerIndex = remoteFunctions.GetIndexAtKey(systemAddress);
DataStructures::OrderedList<RPCIdentifier, RemoteRPCFunction, AutoRPC::RemoteRPCFunctionComp> *theList = remoteFunctions[*outerIndex];
*innerIndex = theList->GetIndexFromKey(identifier, &objectExists);
}
return objectExists;
}
#ifdef _MSC_VER
#pragma warning( pop )
#endif