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UDS: Added a hook for updating the connection status when a client connects to the network.

This commit is contained in:
Subv 2017-06-13 13:14:17 -05:00
parent ac168eeb5d
commit 38ceab13f6
1 changed files with 36 additions and 0 deletions
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36
src/core/hle/service/nwm/nwm_uds.cpp
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@ -543,6 +543,42 @@ static void BeaconBroadcastCallback(u64 userdata, int cycles_late) {
beacon_broadcast_event, 0);
}
/*
* Returns an available index in the nodes array for the
* currently-hosted UDS network.
*/
static u32 GetNextAvailableNodeId() {
ASSERT_MSG(connection_status.status == static_cast<u32>(NetworkStatus::ConnectedAsHost),
"Can not accept clients if we're not hosting a network");
for (unsigned index = 0; index < connection_status.max_nodes; ++index) {
if ((connection_status.node_bitmask & (1 << index)) == 0)
return index;
}
// Any connection attempts to an already full network should have been refused.
ASSERT_MSG(false, "No available connection slots in the network");
}
/*
* Called when a client connects to an UDS network we're hosting,
* updates the connection status and signals the update event.
* @param network_node_id Network Node Id of the connecting client.
*/
void OnClientConnected(u16 network_node_id) {
ASSERT_MSG(connection_status.status == static_cast<u32>(NetworkStatus::ConnectedAsHost),
"Can not accept clients if we're not hosting a network");
ASSERT_MSG(connection_status.total_nodes < connection_status.max_nodes,
"Can not accept connections on a full network");
u32 node_id = GetNextAvailableNodeId();
connection_status.node_bitmask |= 1 << node_id;
connection_status.changed_nodes |= 1 << node_id;
connection_status.nodes[node_id] = network_node_id;
connection_status.total_nodes++;
connection_status_event->Signal();
}
const Interface::FunctionInfo FunctionTable[] = {
{0x00010442, nullptr, "Initialize (deprecated)"},
{0x00020000, nullptr, "Scrap"},