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Fixed segfault.

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irungentoo 2013-07-30 14:43:32 -04:00
parent 77fa38f597
commit bd695135dc
1 changed files with 6 additions and 0 deletions
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6
core/Lossless_UDP.c
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@ -308,12 +308,16 @@ IP_Port connection_ip(int connection_id)
/* returns the number of packets in the queue waiting to be successfully sent. */ /* returns the number of packets in the queue waiting to be successfully sent. */
uint32_t sendqueue(int connection_id) uint32_t sendqueue(int connection_id)
{ {
if (connection_id < 0 || connection_id >= MAX_CONNECTIONS)
return 0;
return connections[connection_id].sendbuff_packetnum - connections[connection_id].successful_sent; return connections[connection_id].sendbuff_packetnum - connections[connection_id].successful_sent;
} }
/* returns the number of packets in the queue waiting to be successfully read with read_packet(...) */ /* returns the number of packets in the queue waiting to be successfully read with read_packet(...) */
uint32_t recvqueue(int connection_id) uint32_t recvqueue(int connection_id)
{ {
if (connection_id < 0 || connection_id >= MAX_CONNECTIONS)
return 0;
return connections[connection_id].recv_packetnum - connections[connection_id].successful_read; return connections[connection_id].recv_packetnum - connections[connection_id].successful_read;
} }
@ -321,6 +325,8 @@ uint32_t recvqueue(int connection_id)
return -1 if no packet in queue */ return -1 if no packet in queue */
char id_packet(int connection_id) char id_packet(int connection_id)
{ {
if (connection_id < 0 || connection_id >= MAX_CONNECTIONS)
return -1;
if (recvqueue(connection_id) != 0 && connections[connection_id].status != 0) if (recvqueue(connection_id) != 0 && connections[connection_id].status != 0)
return connections[connection_id].recvbuffer[connections[connection_id].successful_read % MAX_QUEUE_NUM].data[0]; return connections[connection_id].recvbuffer[connections[connection_id].successful_read % MAX_QUEUE_NUM].data[0];
return -1; return -1;