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-rw-r--r--src/core/hle/service/nwm/nwm_uds.cpp55
-rw-r--r--src/core/hle/service/nwm/nwm_uds.h5
2 files changed, 58 insertions, 2 deletions
diff --git a/src/core/hle/service/nwm/nwm_uds.cpp b/src/core/hle/service/nwm/nwm_uds.cpp
index b69c90ef1..da7c2bb0d 100644
--- a/src/core/hle/service/nwm/nwm_uds.cpp
+++ b/src/core/hle/service/nwm/nwm_uds.cpp
@@ -7,6 +7,7 @@
#include <vector>
#include "common/common_types.h"
#include "common/logging/log.h"
+#include "core/core_timing.h"
#include "core/hle/kernel/event.h"
#include "core/hle/kernel/shared_memory.h"
#include "core/hle/result.h"
@@ -41,6 +42,9 @@ static u8 network_channel = DefaultNetworkChannel;
// Information about the network that we're currently connected to.
static NetworkInfo network_info;
+// Event that will generate and send the 802.11 beacon frames.
+static int beacon_broadcast_event;
+
/**
* NWM_UDS::Shutdown service function
* Inputs:
@@ -260,7 +264,9 @@ static void BeginHostingNetwork(Interface* self) {
connection_status_event->Signal();
- // TODO(Subv): Start broadcasting the network, send a beacon frame every 102.4ms.
+ // Start broadcasting the network, send a beacon frame every 102.4ms.
+ CoreTiming::ScheduleEvent(msToCycles(DefaultBeaconInterval * MillisecondsPerTU),
+ beacon_broadcast_event, 0);
LOG_WARNING(Service_NWM,
"An UDS network has been created, but broadcasting it is unimplemented.");
@@ -270,6 +276,33 @@ static void BeginHostingNetwork(Interface* self) {
}
/**
+ * NWM_UDS::DestroyNetwork service function.
+ * Closes the network that we're currently hosting.
+ * Inputs:
+ * 0 : Command header.
+ * Outputs:
+ * 0 : Return header
+ * 1 : Result of function, 0 on success, otherwise error code
+ */
+static void DestroyNetwork(Interface* self) {
+ IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x08, 0, 0);
+
+ // TODO(Subv): Find out what happens if this is called while
+ // no network is being hosted.
+
+ // Unschedule the beacon broadcast event.
+ CoreTiming::UnscheduleEvent(beacon_broadcast_event, 0);
+
+ connection_status.status = static_cast<u8>(NetworkStatus::NotConnected);
+
+ IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
+
+ rb.Push(RESULT_SUCCESS);
+
+ LOG_WARNING(Service_NWM, "called");
+}
+
+/**
* NWM_UDS::GetChannel service function.
* Returns the WiFi channel in which the network we're connected to is transmitting.
* Inputs:
@@ -331,6 +364,19 @@ static void SetApplicationData(Interface* self) {
rb.Push(RESULT_SUCCESS);
}
+// Sends a 802.11 beacon frame with information about the current network.
+static void BeaconBroadcastCallback(u64 userdata, int cycles_late) {
+ // Don't do anything if we're not actually hosting a network
+ if (connection_status.status != static_cast<u32>(NetworkStatus::ConnectedAsHost))
+ return;
+
+ // TODO(Subv): Actually generate the beacon and send it.
+
+ // Start broadcasting the network, send a beacon frame every 102.4ms.
+ CoreTiming::ScheduleEvent(msToCycles(DefaultBeaconInterval * MillisecondsPerTU) - cycles_late,
+ beacon_broadcast_event, 0);
+}
+
const Interface::FunctionInfo FunctionTable[] = {
{0x00010442, nullptr, "Initialize (deprecated)"},
{0x00020000, nullptr, "Scrap"},
@@ -339,7 +385,7 @@ const Interface::FunctionInfo FunctionTable[] = {
{0x00050040, nullptr, "EjectClient"},
{0x00060000, nullptr, "EjectSpectator"},
{0x00070080, nullptr, "UpdateNetworkAttribute"},
- {0x00080000, nullptr, "DestroyNetwork"},
+ {0x00080000, DestroyNetwork, "DestroyNetwork"},
{0x00090442, nullptr, "ConnectNetwork (deprecated)"},
{0x000A0000, nullptr, "DisconnectNetwork"},
{0x000B0000, GetConnectionStatus, "GetConnectionStatus"},
@@ -368,6 +414,9 @@ NWM_UDS::NWM_UDS() {
Kernel::Event::Create(Kernel::ResetType::OneShot, "NWM::connection_status_event");
Register(FunctionTable);
+
+ beacon_broadcast_event =
+ CoreTiming::RegisterEvent("UDS::BeaconBroadcastCallback", BeaconBroadcastCallback);
}
NWM_UDS::~NWM_UDS() {
@@ -378,6 +427,8 @@ NWM_UDS::~NWM_UDS() {
connection_status = {};
connection_status.status = static_cast<u32>(NetworkStatus::NotConnected);
+
+ CoreTiming::UnscheduleEvent(beacon_broadcast_event, 0);
}
} // namespace NWM
diff --git a/src/core/hle/service/nwm/nwm_uds.h b/src/core/hle/service/nwm/nwm_uds.h
index 3dfc32de8..65349f9fd 100644
--- a/src/core/hle/service/nwm/nwm_uds.h
+++ b/src/core/hle/service/nwm/nwm_uds.h
@@ -18,6 +18,11 @@ namespace NWM {
const size_t ApplicationDataSize = 0xC8;
const u8 DefaultNetworkChannel = 11;
+// Number of milliseconds in a TU.
+const double MillisecondsPerTU = 1.024;
+// Interval measured in TU, the default value is 100TU = 102.4ms
+const u16 DefaultBeaconInterval = 100;
+
struct NodeInfo {
u64_le friend_code_seed;
std::array<u16_le, 10> username;