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unreliable fragment fixes

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This commit is contained in:
eihrul 2011-05-31 09:44:09 +00:00
parent f38c177db0
commit cfb05d051b
2 changed files with 56 additions and 62 deletions
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63
peer.c
View file

@ -262,13 +262,17 @@ enet_peer_reset_outgoing_commands (ENetList * queue)
}
static void
enet_peer_reset_incoming_commands (ENetList * queue)
enet_peer_remove_incoming_commands (ENetList * queue, ENetListIterator startCommand, ENetListIterator endCommand)
{
ENetIncomingCommand * incomingCommand;
ENetListIterator currentCommand;
while (! enet_list_empty (queue))
for (currentCommand = startCommand; currentCommand != endCommand; )
{
incomingCommand = (ENetIncomingCommand *) enet_list_remove (enet_list_begin (queue));
ENetIncomingCommand * incomingCommand = (ENetIncomingCommand *) currentCommand;
currentCommand = enet_list_next (currentCommand);
enet_list_remove (& incomingCommand -> incomingCommandList);
if (incomingCommand -> packet != NULL)
{
@ -285,6 +289,12 @@ enet_peer_reset_incoming_commands (ENetList * queue)
}
}
static void
enet_peer_reset_incoming_commands (ENetList * queue)
{
enet_peer_remove_incoming_commands(queue, enet_list_begin (queue), enet_list_end(queue));
}
void
enet_peer_reset_queues (ENetPeer * peer)
{
@ -610,9 +620,9 @@ enet_peer_queue_outgoing_command (ENetPeer * peer, const ENetProtocol * command,
void
enet_peer_dispatch_incoming_unreliable_commands (ENetPeer * peer, ENetChannel * channel)
{
ENetListIterator startCommand, currentCommand;
ENetListIterator droppedCommand, startCommand, currentCommand;
for (startCommand = currentCommand = enet_list_begin (& channel -> incomingUnreliableCommands);
for (droppedCommand = startCommand = currentCommand = enet_list_begin (& channel -> incomingUnreliableCommands);
currentCommand != enet_list_end (& channel -> incomingUnreliableCommands);
currentCommand = enet_list_next (currentCommand))
{
@ -627,21 +637,20 @@ enet_peer_dispatch_incoming_unreliable_commands (ENetPeer * peer, ENetChannel *
if (incomingCommand -> fragmentsRemaining <= 0)
channel -> incomingUnreliableSequenceNumber = incomingCommand -> unreliableSequenceNumber;
else
if (startCommand == currentCommand)
startCommand = enet_list_next (currentCommand);
else
{
if (startCommand != currentCommand)
enet_list_move (enet_list_end (& peer -> dispatchedCommands), startCommand, enet_list_previous (currentCommand));
if (! peer -> needsDispatch)
{
enet_list_move (enet_list_end (& peer -> dispatchedCommands), startCommand, enet_list_previous (currentCommand));
if (! peer -> needsDispatch)
{
enet_list_insert (enet_list_end (& peer -> host -> dispatchQueue), & peer -> dispatchList);
peer -> needsDispatch = 1;
}
enet_list_insert (enet_list_end (& peer -> host -> dispatchQueue), & peer -> dispatchList);
peer -> needsDispatch = 1;
}
startCommand = enet_list_next (currentCommand);
droppedCommand = startCommand = enet_list_next (currentCommand);
}
}
@ -655,27 +664,11 @@ enet_peer_dispatch_incoming_unreliable_commands (ENetPeer * peer, ENetChannel *
peer -> needsDispatch = 1;
}
droppedCommand = startCommand = enet_list_next (currentCommand);
}
while (currentCommand != enet_list_begin (& channel -> incomingUnreliableCommands))
{
ENetIncomingCommand * incomingCommand = (ENetIncomingCommand *) enet_list_previous (currentCommand);
enet_list_remove (& incomingCommand -> incomingCommandList);
if (incomingCommand -> packet != NULL)
{
-- incomingCommand -> packet -> referenceCount;
if (incomingCommand -> packet -> referenceCount == 0)
enet_packet_destroy (incomingCommand -> packet);
}
if (incomingCommand -> fragments != NULL)
enet_free (incomingCommand -> fragments);
enet_free (incomingCommand);
}
enet_peer_remove_incoming_commands (& channel -> incomingUnreliableCommands, enet_list_begin (& channel -> incomingUnreliableCommands), droppedCommand);
}
void

49
protocol.c
View file

@ -575,12 +575,6 @@ enet_protocol_handle_send_fragment (ENetHost * host, ENetPeer * peer, const ENet
return -1;
hostCommand.header.reliableSequenceNumber = startSequenceNumber;
hostCommand.sendFragment.startSequenceNumber = startSequenceNumber;
hostCommand.sendFragment.dataLength = fragmentLength;
hostCommand.sendFragment.fragmentNumber = fragmentNumber;
hostCommand.sendFragment.fragmentCount = fragmentCount;
hostCommand.sendFragment.fragmentOffset = fragmentOffset;
hostCommand.sendFragment.totalLength = totalLength;
startCommand = enet_peer_queue_incoming_command (peer, & hostCommand, packet, fragmentCount);
if (startCommand == NULL)
@ -696,19 +690,11 @@ enet_protocol_handle_send_unreliable_fragment (ENetHost * host, ENetPeer * peer,
if (startCommand == NULL)
{
ENetProtocol hostCommand = * command;
ENetPacket * packet = enet_packet_create (NULL, totalLength, ENET_PACKET_FLAG_UNRELIABLE_FRAGMENT);
if (packet == NULL)
return -1;
hostCommand.sendFragment.startSequenceNumber = startSequenceNumber;
hostCommand.sendFragment.dataLength = fragmentLength;
hostCommand.sendFragment.fragmentNumber = fragmentNumber;
hostCommand.sendFragment.fragmentCount = fragmentCount;
hostCommand.sendFragment.fragmentOffset = fragmentOffset;
hostCommand.sendFragment.totalLength = totalLength;
startCommand = enet_peer_queue_incoming_command (peer, & hostCommand, packet, fragmentCount);
startCommand = enet_peer_queue_incoming_command (peer, command, packet, fragmentCount);
if (startCommand == NULL)
return -1;
}
@ -1272,7 +1258,7 @@ enet_protocol_send_unreliable_outgoing_commands (ENetHost * host, ENetPeer * pee
buffer + 1 >= & host -> buffers [sizeof (host -> buffers) / sizeof (ENetBuffer)] ||
peer -> mtu - host -> packetSize < commandSize ||
(outgoingCommand -> packet != NULL &&
peer -> mtu - host -> packetSize < commandSize + outgoingCommand -> packet -> dataLength))
peer -> mtu - host -> packetSize < commandSize + outgoingCommand -> fragmentLength))
{
host -> continueSending = 1;
@ -1281,20 +1267,35 @@ enet_protocol_send_unreliable_outgoing_commands (ENetHost * host, ENetPeer * pee
currentCommand = enet_list_next (currentCommand);
if (outgoingCommand -> packet != NULL)
if (outgoingCommand -> packet != NULL && outgoingCommand -> fragmentOffset == 0)
{
peer -> packetThrottleCounter += ENET_PEER_PACKET_THROTTLE_COUNTER;
peer -> packetThrottleCounter %= ENET_PEER_PACKET_THROTTLE_SCALE;
if (peer -> packetThrottleCounter > peer -> packetThrottle)
{
-- outgoingCommand -> packet -> referenceCount;
enet_uint16 reliableSequenceNumber = outgoingCommand -> reliableSequenceNumber,
unreliableSequenceNumber = outgoingCommand -> unreliableSequenceNumber;
for (;;)
{
-- outgoingCommand -> packet -> referenceCount;
if (outgoingCommand -> packet -> referenceCount == 0)
enet_packet_destroy (outgoingCommand -> packet);
if (outgoingCommand -> packet -> referenceCount == 0)
enet_packet_destroy (outgoingCommand -> packet);
enet_list_remove (& outgoingCommand -> outgoingCommandList);
enet_free (outgoingCommand);
enet_list_remove (& outgoingCommand -> outgoingCommandList);
enet_free (outgoingCommand);
if (currentCommand == enet_list_end (& peer -> outgoingUnreliableCommands))
break;
outgoingCommand = (ENetOutgoingCommand *) currentCommand;
if (outgoingCommand -> reliableSequenceNumber != reliableSequenceNumber ||
outgoingCommand -> unreliableSequenceNumber != unreliableSequenceNumber)
break;
currentCommand = enet_list_next (currentCommand);
}
continue;
}
@ -1313,8 +1314,8 @@ enet_protocol_send_unreliable_outgoing_commands (ENetHost * host, ENetPeer * pee
{
++ buffer;
buffer -> data = outgoingCommand -> packet -> data;
buffer -> dataLength = outgoingCommand -> packet -> dataLength;
buffer -> data = outgoingCommand -> packet -> data + outgoingCommand -> fragmentOffset;
buffer -> dataLength = outgoingCommand -> fragmentLength;
host -> packetSize += buffer -> dataLength;