void NET_QueryAddress(char *addr_str)
{
net_addr_t *addr;
query_target_t *target;
NET_Query_Init();
addr = NET_ResolveAddress(query_context, addr_str);
if (addr == NULL)
{
I_Error("NET_QueryAddress: Host '%s' not found!", addr_str);
}
// Add the address to the list of targets.
target = GetTargetForAddr(addr, true);
printf("\nQuerying '%s'...\n", addr_str);
// Run query loop.
NET_Query_QueryLoop(NET_Query_ExitCallback, NULL);
// Check if the target responded.
if (target->state == QUERY_TARGET_RESPONDED)
{
NET_QueryPrintCallback(addr, &target->data, target->ping_time, NULL);
}
else
{
I_Error("No response from '%s'", addr_str);
}
}
static void NET_SV_ParseHolePunch(net_packet_t *packet)
{
const char *addr_string;
net_packet_t *sendpacket;
net_addr_t *addr;
addr_string = NET_ReadString(packet);
if (addr_string == NULL)
{
NET_Log("server: error: hole punch request but no address provided");
return;
}
addr = NET_ResolveAddress(server_context, addr_string);
if (addr == NULL)
{
NET_Log("server: error: failed to resolve address: %s", addr_string);
return;
}
sendpacket = NET_NewPacket(16);
NET_WriteInt16(sendpacket, NET_PACKET_TYPE_NAT_HOLE_PUNCH);
NET_SendPacket(addr, sendpacket);
NET_FreePacket(sendpacket);
NET_ReleaseAddress(addr);
NET_Log("server: sent hole punch to %s", addr_string);
}
net_addr_t *NET_Query_ResolveMaster(net_context_t *context)
{
net_addr_t *addr;
addr = NET_ResolveAddress(context, MASTER_SERVER_ADDRESS);
if (addr == NULL)
{
fprintf(stderr, "Warning: Failed to resolve address "
"for master server: %s\n", MASTER_SERVER_ADDRESS);
}
return addr;
}
static void NET_Query_ParseMasterResponse(net_addr_t *master_addr,
net_packet_t *packet)
{
unsigned int packet_type;
query_target_t *target;
char *addr_str;
net_addr_t *addr;
// Read the header. We are only interested in query responses.
if (!NET_ReadInt16(packet, &packet_type)
|| packet_type != NET_MASTER_PACKET_TYPE_QUERY_RESPONSE)
{
return;
}
// Read a list of strings containing the addresses of servers
// that the master knows about.
for (;;)
{
addr_str = NET_ReadString(packet);
if (addr_str == NULL)
{
break;
}
// Resolve address and add to targets list if it is not already
// there.
addr = NET_ResolveAddress(query_context, addr_str);
if (addr != NULL)
{
GetTargetForAddr(addr, true);
}
}
// Mark the master as having responded.
target = GetTargetForAddr(master_addr, true);
target->state = QUERY_TARGET_RESPONDED;
}
net_addr_t *NET_Query_ResolveMaster(net_context_t *context)
{
net_addr_t *addr = NULL;
// [SVE]: We don't have a master server for Veteran Edition and it would be
// rude to make UDP clients show up on master.chocolate-doom.org w/o special
// permission, so this has been conditionalized out for the commercial build.
#ifdef ALLOW_CHOCO_MASTER_SERVER
addr = NET_ResolveAddress(context, MASTER_SERVER_ADDRESS);
if (addr == NULL)
{
fprintf(stderr, "Warning: Failed to resolve address "
"for master server: %s\n", MASTER_SERVER_ADDRESS);
}
#endif
return addr;
}
