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NWM_UDS: Convert to service framework

This commit is contained in:
B3n30 2017-11-25 21:08:45 +01:00
parent 5904e11215
commit 520ecf7be6
7 changed files with 392 additions and 359 deletions
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5
src/core/hle/service/nwm/nwm.cpp
View File

@ -21,7 +21,10 @@ void Init() {
AddService(new NWM_SAP);
AddService(new NWM_SOC);
AddService(new NWM_TST);
AddService(new NWM_UDS);
}
void InstallInterfaces(SM::ServiceManager& service_manager) {
std::make_shared<NWM_UDS>()->InstallAsService(service_manager);
}
} // namespace NWM

3
src/core/hle/service/nwm/nwm.h
View File

@ -4,11 +4,14 @@
#pragma once
#include "core/hle/service/service.h"
namespace Service {
namespace NWM {
/// Initialize all NWM services
void Init();
void InstallInterfaces(SM::ServiceManager& service_manager);
} // namespace NWM
} // namespace Service

467
src/core/hle/service/nwm/nwm_uds.cpp
View File

@ -89,8 +89,7 @@ static Network::RoomMember::CallbackHandle<Network::WifiPacket> wifi_packet_rece
// network thread.
static std::mutex connection_status_mutex;
// token for the blocking ConnectToNetwork
static ThreadContinuationToken connection_token;
static Kernel::SharedPtr<Kernel::Event> connection_event;
// Mutex to synchronize access to the list of received beacons between the emulation thread and the
// network thread.
@ -278,9 +277,7 @@ static void HandleEAPoLPacket(const Network::WifiPacket& packet) {
// If blocking is implemented this lock needs to be changed,
// otherwise it might cause deadlocks
connection_status_event->Signal();
if (connection_token.IsValid()) {
ContinueClientThread(connection_token);
}
connection_event->Signal();
}
}
@ -479,16 +476,8 @@ void OnWifiPacketReceived(const Network::WifiPacket& packet) {
}
}
/**
* NWM_UDS::Shutdown service function
* Inputs:
* 1 : None
* Outputs:
* 0 : Return header
* 1 : Result of function, 0 on success, otherwise error code
*/
static void Shutdown(Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x03, 0, 0);
void NWM_UDS::Shutdown(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x03, 0, 0);
if (auto room_member = Network::GetRoomMember().lock())
room_member->Unbind(wifi_packet_received);
@ -506,26 +495,8 @@ static void Shutdown(Interface* self) {
LOG_DEBUG(Service_NWM, "called");
}
/**
* NWM_UDS::RecvBeaconBroadcastData service function
* Returns the raw beacon data for nearby networks that match the supplied WlanCommId.
* Inputs:
* 1 : Output buffer max size
* 2-3 : Unknown
* 4-5 : Host MAC address.
* 6-14 : Unused
* 15 : WLan Comm Id
* 16 : Id
* 17 : Value 0
* 18 : Input handle
* 19 : (Size<<4) | 12
* 20 : Output buffer ptr
* Outputs:
* 0 : Return header
* 1 : Result of function, 0 on success, otherwise error code
*/
static void RecvBeaconBroadcastData(Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x0F, 16, 4);
void NWM_UDS::RecvBeaconBroadcastData(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x0F, 16, 4);
u32 out_buffer_size = rp.Pop<u32>();
u32 unk1 = rp.Pop<u32>();
@ -540,11 +511,10 @@ static void RecvBeaconBroadcastData(Interface* self) {
u32 id = rp.Pop<u32>();
Kernel::Handle input_handle = rp.PopHandle();
size_t desc_size;
const VAddr out_buffer_ptr = rp.PopMappedBuffer(&desc_size);
ASSERT(desc_size == out_buffer_size);
Kernel::MappedBuffer out_buffer = rp.PopMappedBuffer();
ASSERT(out_buffer.GetSize() == out_buffer_size);
VAddr current_buffer_pos = out_buffer_ptr;
size_t offset = sizeof(BeaconDataReplyHeader);
u32 total_size = sizeof(BeaconDataReplyHeader);
// Retrieve all beacon frames that were received from the desired mac address.
@ -554,8 +524,6 @@ static void RecvBeaconBroadcastData(Interface* self) {
data_reply_header.total_entries = static_cast<u32>(beacons.size());
data_reply_header.max_output_size = out_buffer_size;
Memory::WriteBlock(current_buffer_pos, &data_reply_header, sizeof(BeaconDataReplyHeader));
current_buffer_pos += sizeof(BeaconDataReplyHeader);
// Write each of the received beacons into the buffer
for (const auto& beacon : beacons) {
BeaconEntryHeader entry{};
@ -566,45 +534,31 @@ static void RecvBeaconBroadcastData(Interface* self) {
entry.header_size = sizeof(BeaconEntryHeader);
entry.mac_address = beacon.transmitter_address;
ASSERT(current_buffer_pos < out_buffer_ptr + out_buffer_size);
ASSERT(offset < out_buffer_size);
Memory::WriteBlock(current_buffer_pos, &entry, sizeof(BeaconEntryHeader));
current_buffer_pos += sizeof(BeaconEntryHeader);
Memory::WriteBlock(current_buffer_pos, beacon.data.data(), beacon.data.size());
current_buffer_pos += static_cast<VAddr>(beacon.data.size());
out_buffer.Write(&entry, offset, sizeof(BeaconEntryHeader));
offset += sizeof(BeaconEntryHeader);
const unsigned char* beacon_data = beacon.data.data();
out_buffer.Write(const_cast<void*>(static_cast<const void*>(beacon_data)), offset, beacon.data.size());
offset += beacon.data.size();
total_size += static_cast<u32>(sizeof(BeaconEntryHeader) + beacon.data.size());
}
// Update the total size in the structure and write it to the buffer again.
data_reply_header.total_size = total_size;
Memory::WriteBlock(out_buffer_ptr, &data_reply_header, sizeof(BeaconDataReplyHeader));
out_buffer.Write(&data_reply_header, 0, sizeof(BeaconDataReplyHeader));
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(RESULT_SUCCESS);
LOG_DEBUG(Service_NWM, "called out_buffer_size=0x%08X, wlan_comm_id=0x%08X, id=0x%08X,"
"input_handle=0x%08X, out_buffer_ptr=0x%08X, unk1=0x%08X, unk2=0x%08X",
out_buffer_size, wlan_comm_id, id, input_handle, out_buffer_ptr, unk1, unk2);
"input_handle=0x%08X, unk1=0x%08X, unk2=0x%08X, offset=%d",
out_buffer_size, wlan_comm_id, id, input_handle, unk1, unk2, offset);
}
/**
* NWM_UDS::Initialize service function
* Inputs:
* 1 : Shared memory size
* 2-11 : Input NodeInfo Structure
* 12 : 2-byte Version
* 13 : Value 0
* 14 : Shared memory handle
* Outputs:
* 0 : Return header
* 1 : Result of function, 0 on success, otherwise error code
* 2 : Value 0
* 3 : Output event handle
*/
static void InitializeWithVersion(Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x1B, 12, 2);
void NWM_UDS::InitializeWithVersion(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x1B, 12, 2);
u32 sharedmem_size = rp.Pop<u32>();
@ -613,9 +567,7 @@ static void InitializeWithVersion(Interface* self) {
u16 version = rp.Pop<u16>();
Kernel::Handle sharedmem_handle = rp.PopHandle();
recv_buffer_memory = Kernel::g_handle_table.Get<Kernel::SharedMemory>(sharedmem_handle);
recv_buffer_memory = rp.PopObject<Kernel::SharedMemory>();
initialized = true;
@ -644,26 +596,14 @@ static void InitializeWithVersion(Interface* self) {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
rb.Push(RESULT_SUCCESS);
rb.PushCopyHandles(Kernel::g_handle_table.Create(connection_status_event).Unwrap());
rb.PushCopyObjects(connection_status_event);
LOG_DEBUG(Service_NWM, "called sharedmem_size=0x%08X, version=0x%08X, sharedmem_handle=0x%08X",
sharedmem_size, version, sharedmem_handle);
LOG_DEBUG(Service_NWM, "called sharedmem_size=0x%08X, version=0x%08X",
sharedmem_size, version);
}
/**
* NWM_UDS::GetConnectionStatus service function.
* Returns the connection status structure for the currently open network connection.
* This structure contains information about the connection,
* like the number of connected nodes, etc.
* Inputs:
* 0 : Command header.
* Outputs:
* 0 : Return header
* 1 : Result of function, 0 on success, otherwise error code
* 2-13 : Channel of the current WiFi network connection.
*/
static void GetConnectionStatus(Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0xB, 0, 0);
void NWM_UDS::GetConnectionStatus(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0xB, 0, 0);
IPC::RequestBuilder rb = rp.MakeBuilder(13, 0);
rb.Push(RESULT_SUCCESS);
@ -681,19 +621,8 @@ static void GetConnectionStatus(Interface* self) {
LOG_DEBUG(Service_NWM, "called");
}
/**
* NWM_UDS::GetNodeInformation service function.
* Returns the node inforamtion structure for the currently connected node.
* Inputs:
* 0 : Command header.
* 1 : Node ID.
* Outputs:
* 0 : Return header
* 1 : Result of function, 0 on success, otherwise error code
* 2-11 : NodeInfo structure.
*/
static void GetNodeInformation(Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0xD, 1, 0);
void NWM_UDS::GetNodeInformation(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0xD, 1, 0);
u16 network_node_id = rp.Pop<u16>();
if (!initialized) {
@ -723,22 +652,8 @@ static void GetNodeInformation(Interface* self) {
LOG_DEBUG(Service_NWM, "called");
}
/**
* NWM_UDS::Bind service function.
* Binds a BindNodeId to a data channel and retrieves a data event.
* Inputs:
* 1 : BindNodeId
* 2 : Receive buffer size.
* 3 : u8 Data channel to bind to.
* 4 : Network node id.
* Outputs:
* 0 : Return header
* 1 : Result of function, 0 on success, otherwise error code
* 2 : Copy handle descriptor.
* 3 : Data available event handle.
*/
static void Bind(Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x12, 4, 0);
void NWM_UDS::Bind(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x12, 4, 0);
u32 bind_node_id = rp.Pop<u32>();
u32 recv_buffer_size = rp.Pop<u32>();
@ -751,6 +666,7 @@ static void Bind(Interface* self) {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(ResultCode(ErrorDescription::NotAuthorized, ErrorModule::UDS,
ErrorSummary::WrongArgument, ErrorLevel::Usage));
LOG_DEBUG(Service_NWM, "data_channel = %d, bind_node_id = %d", data_channel, bind_node_id);
return;
}
@ -759,6 +675,7 @@ static void Bind(Interface* self) {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(ResultCode(ErrorDescription::OutOfMemory, ErrorModule::UDS,
ErrorSummary::OutOfResource, ErrorLevel::Status));
LOG_DEBUG(Service_NWM, "max bind nodes");
return;
}
@ -767,6 +684,7 @@ static void Bind(Interface* self) {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(ResultCode(ErrorDescription::TooLarge, ErrorModule::UDS,
ErrorSummary::WrongArgument, ErrorLevel::Usage));
LOG_DEBUG(Service_NWM, "MinRecvBufferSize");
return;
}
@ -781,20 +699,11 @@ static void Bind(Interface* self) {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
rb.Push(RESULT_SUCCESS);
rb.PushCopyHandles(Kernel::g_handle_table.Create(event).Unwrap());
rb.PushCopyObjects(event);
}
/**
* NWM_UDS::Unbind service function.
* Unbinds a BindNodeId from a data channel.
* Inputs:
* 1 : BindNodeId
* Outputs:
* 0 : Return header
* 1 : Result of function, 0 on success, otherwise error code
*/
static void Unbind(Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x12, 1, 0);
void NWM_UDS::Unbind(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x12, 1, 0);
u32 bind_node_id = rp.Pop<u32>();
if (bind_node_id == 0) {
@ -824,27 +733,15 @@ static void Unbind(Interface* self) {
rb.Push<u32>(0);
}
/**
* NWM_UDS::BeginHostingNetwork service function.
* Creates a network and starts broadcasting its presence.
* Inputs:
* 1 : Passphrase buffer size.
* 3 : VAddr of the NetworkInfo structure.
* 5 : VAddr of the passphrase.
* Outputs:
* 0 : Return header
* 1 : Result of function, 0 on success, otherwise error code
*/
static void BeginHostingNetwork(Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x1D, 1, 4);
void NWM_UDS::BeginHostingNetwork(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x1D, 1, 4);
const u32 passphrase_size = rp.Pop<u32>();
size_t desc_size;
const VAddr network_info_address = rp.PopStaticBuffer(&desc_size);
ASSERT(desc_size == sizeof(NetworkInfo));
const VAddr passphrase_address = rp.PopStaticBuffer(&desc_size);
ASSERT(desc_size == passphrase_size);
const std::vector<u8> network_info_buffer = rp.PopStaticBuffer();
ASSERT(network_info_buffer.size() == sizeof(NetworkInfo));
const std::vector<u8> passphrase = rp.PopStaticBuffer();
ASSERT(passphrase.size() == passphrase_size);
// TODO(Subv): Store the passphrase and verify it when attempting a connection.
@ -852,8 +749,7 @@ static void BeginHostingNetwork(Interface* self) {
{
std::lock_guard<std::mutex> lock(connection_status_mutex);
Memory::ReadBlock(network_info_address, &network_info, sizeof(NetworkInfo));
std::memcpy(&network_info, network_info_buffer.data(), sizeof(NetworkInfo));
// The real UDS module throws a fatal error if this assert fails.
ASSERT_MSG(network_info.max_nodes > 1, "Trying to host a network of only one member.");
@ -915,17 +811,15 @@ static void BeginHostingNetwork(Interface* self) {
rb.Push(RESULT_SUCCESS);
}
/**
* 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);
void NWM_UDS::UpdateNetworkAttribute(Kernel::HLERequestContext& ctx){
IPC::RequestParser rp(ctx, 0x07, 2, 0);
rp.Skip(2, false);
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(RESULT_SUCCESS);
}
void NWM_UDS::DestroyNetwork(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x08, 0, 0);
// Unschedule the beacon broadcast event.
CoreTiming::UnscheduleEvent(beacon_broadcast_event, 0);
@ -960,8 +854,8 @@ static void DestroyNetwork(Interface* self) {
LOG_DEBUG(Service_NWM, "called");
}
static void DisconnectNetwork(Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0xA, 0, 0);
void NWM_UDS::DisconnectNetwork(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0xA, 0, 0);
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(RESULT_SUCCESS);
@ -1002,25 +896,8 @@ static void DisconnectNetwork(Interface* self) {
LOG_DEBUG(Service_NWM, "called");
}
/**
* NWM_UDS::SendTo service function.
* Sends a data frame to the UDS network we're connected to.
* Inputs:
* 0 : Command header.
* 1 : Unknown.
* 2 : u16 Destination network node id.
* 3 : u8 Data channel.
* 4 : Buffer size >> 2
* 5 : Data size
* 6 : Flags
* 7 : Input buffer descriptor
* 8 : Input buffer address
* Outputs:
* 0 : Return header
* 1 : Result of function, 0 on success, otherwise error code
*/
static void SendTo(Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x17, 6, 2);
void NWM_UDS::SendTo(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x17, 6, 2);
rp.Skip(1, false);
u16 dest_node_id = rp.Pop<u16>();
@ -1029,9 +906,8 @@ static void SendTo(Interface* self) {
u32 data_size = rp.Pop<u32>();
u32 flags = rp.Pop<u32>();
size_t desc_size;
const VAddr input_address = rp.PopStaticBuffer(&desc_size);
ASSERT(desc_size >= data_size);
const std::vector<u8> input_buffer = rp.PopStaticBuffer();
ASSERT(input_buffer.size() >= data_size);
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
@ -1058,13 +934,10 @@ static void SendTo(Interface* self) {
return;
}
std::vector<u8> data(data_size);
Memory::ReadBlock(input_address, data.data(), data.size());
// TODO(B3N30): Increment the sequence number after each sent packet.
u16 sequence_number = 0;
std::vector<u8> data_payload = GenerateDataPayload(
data, data_channel, dest_node_id, connection_status.network_node_id, sequence_number);
input_buffer, data_channel, dest_node_id, connection_status.network_node_id, sequence_number);
// TODO(B3N30): Retrieve the MAC address of the dest_node_id and our own to encrypt
// and encapsulate the payload.
@ -1085,34 +958,13 @@ static void SendTo(Interface* self) {
rb.Push(RESULT_SUCCESS);
}
/**
* NWM_UDS::PullPacket service function.
* Receives a data frame from the specified bind node id
* Inputs:
* 0 : Command header.
* 1 : Bind node id.
* 2 : Max out buff size >> 2.
* 3 : Max out buff size.
* 64 : Output buffer descriptor
* 65 : Output buffer address
* Outputs:
* 0 : Return header
* 1 : Result of function, 0 on success, otherwise error code
* 2 : Received data size
* 3 : u16 Source network node id
* 4 : Buffer descriptor
* 5 : Buffer address
*/
static void PullPacket(Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x14, 3, 0);
void NWM_UDS::PullPacket(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x14, 3, 0);
u32 bind_node_id = rp.Pop<u32>();
u32 max_out_buff_size_aligned = rp.Pop<u32>();
u32 max_out_buff_size = rp.Pop<u32>();
size_t desc_size;
const VAddr output_address = rp.PeekStaticBuffer(0, &desc_size);
ASSERT(desc_size == max_out_buff_size);
std::lock_guard<std::mutex> lock(connection_status_mutex);
if (connection_status.status != static_cast<u32>(NetworkStatus::ConnectedAsHost) &&
@ -1137,12 +989,12 @@ static void PullPacket(Interface* self) {
}
if (channel->second.received_packets.empty()) {
Memory::ZeroBlock(output_address, desc_size);
std::vector<u8> output_buffer(max_out_buff_size, 0);
IPC::RequestBuilder rb = rp.MakeBuilder(3, 2);
rb.Push(RESULT_SUCCESS);
rb.Push<u32>(0);
rb.Push<u16>(0);
rb.PushStaticBuffer(output_address, desc_size, 0);
rb.PushStaticBuffer(output_buffer, 0);
return;
}
@ -1159,32 +1011,23 @@ static void PullPacket(Interface* self) {
}
IPC::RequestBuilder rb = rp.MakeBuilder(3, 2);
Memory::ZeroBlock(output_address, desc_size);
std::vector<u8> output_buffer(max_out_buff_size, 0);
// Write the actual data.
Memory::WriteBlock(output_address,
std::memcpy(output_buffer.data(),
next_packet.data() + sizeof(LLCHeader) + sizeof(SecureDataHeader),
data_size);
rb.Push(RESULT_SUCCESS);
rb.Push<u32>(data_size);
rb.Push<u16>(secure_data.src_node_id);
rb.PushStaticBuffer(output_address, desc_size, 0);
rb.PushStaticBuffer(output_buffer, 0);
channel->second.received_packets.pop_front();
}
/**
* NWM_UDS::GetChannel service function.
* Returns the WiFi channel in which the network we're connected to is transmitting.
* Inputs:
* 0 : Command header.
* Outputs:
* 0 : Return header
* 1 : Result of function, 0 on success, otherwise error code
* 2 : Channel of the current WiFi network connection.
*/
static void GetChannel(Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x1A, 0, 0);
void NWM_UDS::GetChannel(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x1A, 0, 0);
IPC::RequestBuilder rb = rp.MakeBuilder(2, 0);
std::lock_guard<std::mutex> lock(connection_status_mutex);
@ -1198,48 +1041,32 @@ static void GetChannel(Interface* self) {
LOG_DEBUG(Service_NWM, "called");
}
/**
* NWM_UDS::ConnectToNetwork service function.
* This connects to the specified network
* Inputs:
* 0 : Command header
* 1 : Connection type: 0x1 = Client, 0x2 = Spectator.
* 2 : Passphrase buffer size
* 3 : (NetworkStructSize<<12) | 0x402
* 4 : Network struct buffer ptr
* 5 : (PassphraseSize<<12) | 2
* 6 : Input passphrase buffer ptr
* Outputs:
* 0 : Return header
* 1 : Result of function, 0 on success, otherwise error code
*/
static void ConnectToNetwork(Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x1E, 2, 4);
void NWM_UDS::ConnectToNetwork(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x1E, 2, 4);
u8 connection_type = rp.Pop<u8>();
u32 passphrase_size = rp.Pop<u32>();
size_t desc_size;
const VAddr network_struct_addr = rp.PopStaticBuffer(&desc_size);
ASSERT(desc_size == sizeof(NetworkInfo));
const std::vector<u8> network_struct_buffer = rp.PopStaticBuffer();
ASSERT(network_struct_buffer.size() == sizeof(NetworkInfo));
size_t passphrase_desc_size;
const VAddr passphrase_addr = rp.PopStaticBuffer(&passphrase_desc_size);
const std::vector<u8> passphrase = rp.PopStaticBuffer();
Memory::ReadBlock(network_struct_addr, &network_info, sizeof(network_info));
std::memcpy(&network_info, network_struct_buffer.data(), sizeof(network_info));
// Start the connection sequence
StartConnectionSequence(network_info.host_mac_address);
connection_token =
SleepClientThread("uds::ConnectToNetwork", [](Kernel::SharedPtr<Kernel::Thread> thread) {
VAddr address = thread->GetCommandBufferAddress();
std::array<u32, IPC::COMMAND_BUFFER_LENGTH> buffer;
IPC::RequestBuilder rb(buffer.data(), 0x1E, 1, 0);
// TODO(B3N30): Add error handling for host full and timeout
rb.Push(RESULT_SUCCESS);
Memory::WriteBlock(address, &*thread->owner_process, *buffer.data());
// 300 ms
// Since this timing is handled by core_timing it could differ from the 'real world' time
static constexpr u64 UDSConnectionTimeout = 300000000;
connection_event =
ctx.SleepClientThread(Kernel::GetCurrentThread(), "uds::ConnectToNetwork", UDSConnectionTimeout, [](Kernel::SharedPtr<Kernel::Thread> thread, Kernel::HLERequestContext& ctx,
ThreadWakeupReason reason) {
// TODO(B3N30): Add error handling for host full and timeout
IPC::RequestBuilder rb(ctx, 0x1E, 1, 0);
rb.Push(RESULT_SUCCESS);
LOG_DEBUG(Service_NWM, "connection sequence finished");
});
@ -1247,26 +1074,13 @@ static void ConnectToNetwork(Interface* self) {
LOG_DEBUG(Service_NWM, "called");
}
/**
* NWM_UDS::SetApplicationData service function.
* Updates the application data that is being broadcast in the beacon frames
* for the network that we're hosting.
* Inputs:
* 1 : Data size.
* 3 : VAddr of the data.
* Outputs:
* 0 : Return header
* 1 : Result of function, 0 on success, otherwise error code
* 2 : Channel of the current WiFi network connection.
*/
static void SetApplicationData(Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x10, 1, 2);
void NWM_UDS::SetApplicationData(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x10, 1, 2);
u32 size = rp.Pop<u32>();
size_t desc_size;
const VAddr address = rp.PopStaticBuffer(&desc_size);
ASSERT(desc_size == size);
const std::vector<u8> address = rp.PopStaticBuffer();
ASSERT(address.size() == size);
LOG_DEBUG(Service_NWM, "called");
@ -1279,68 +1093,43 @@ static void SetApplicationData(Interface* self) {
}
network_info.application_data_size = size;
Memory::ReadBlock(address, network_info.application_data.data(), size);
memcpy(network_info.application_data.data(), address.data(), size);
rb.Push(RESULT_SUCCESS);
}
/**
* NWM_UDS::DecryptBeaconData service function.
* Decrypts the encrypted data tags contained in the 802.11 beacons.
* Inputs:
* 1 : Input network struct buffer descriptor.
* 2 : Input network struct buffer ptr.
* 3 : Input tag0 encrypted buffer descriptor.
* 4 : Input tag0 encrypted buffer ptr.
* 5 : Input tag1 encrypted buffer descriptor.
* 6 : Input tag1 encrypted buffer ptr.
* 64 : Output buffer descriptor.
* 65 : Output buffer ptr.
* Outputs:
* 0 : Return header
* 1 : Result of function, 0 on success, otherwise error code
*/
static void DecryptBeaconData(Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x1F, 0, 6);
void NWM_UDS::DecryptBeaconData(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x1F, 0, 6);
size_t desc_size;
const VAddr network_struct_addr = rp.PopStaticBuffer(&desc_size);
ASSERT(desc_size == sizeof(NetworkInfo));
const std::vector<u8> network_struct_buffer = rp.PopStaticBuffer();
ASSERT(network_struct_buffer.size() == sizeof(NetworkInfo));
size_t data0_size;
const VAddr encrypted_data0_addr = rp.PopStaticBuffer(&data0_size);
const std::vector<u8> encrypted_data0_buffer = rp.PopStaticBuffer();
size_t data1_size;
const VAddr encrypted_data1_addr = rp.PopStaticBuffer(&data1_size);
const std::vector<u8> encrypted_data1_buffer = rp.PopStaticBuffer();
size_t output_buffer_size;
const VAddr output_buffer_addr = rp.PeekStaticBuffer(0, &output_buffer_size);
// This size is hardcoded in the 3DS UDS code.
ASSERT(output_buffer_size == sizeof(NodeInfo) * UDSMaxNodes);
LOG_DEBUG(Service_NWM, "called in0=%08X in1=%08X out=%08X", encrypted_data0_addr,
encrypted_data1_addr, output_buffer_addr);
LOG_DEBUG(Service_NWM, "called");
NetworkInfo net_info;
Memory::ReadBlock(network_struct_addr, &net_info, sizeof(net_info));
std::memcpy(&net_info, network_struct_buffer.data(), sizeof(net_info));
// Read the encrypted data.
// The first 4 bytes should be the OUI and the OUI Type of the tags.
std::array<u8, 3> oui;
Memory::ReadBlock(encrypted_data0_addr, oui.data(), oui.size());
std::memcpy(oui.data(), encrypted_data0_buffer.data(), oui.size());
ASSERT_MSG(oui == NintendoOUI, "Unexpected OUI");
ASSERT_MSG(Memory::Read8(encrypted_data0_addr + 3) ==
ASSERT_MSG(encrypted_data0_buffer[3] ==
static_cast<u8>(NintendoTagId::EncryptedData0),
"Unexpected tag id");
std::vector<u8> beacon_data(data0_size + data1_size);
Memory::ReadBlock(encrypted_data0_addr + 4, beacon_data.data(), data0_size);
Memory::ReadBlock(encrypted_data1_addr + 4, beacon_data.data() + data0_size, data1_size);
std::vector<u8> beacon_data(encrypted_data0_buffer.size() + encrypted_data1_buffer.size());
std::memcpy(beacon_data.data(), encrypted_data0_buffer.data() + 4, encrypted_data0_buffer.size());
std::memcpy(beacon_data.data() + encrypted_data0_buffer.size(), encrypted_data1_buffer.data() + 4, encrypted_data1_buffer.size());
// Decrypt the data
DecryptBeaconData(net_info, beacon_data);
DecryptBeacon(net_info, beacon_data);
// The beacon data header contains the MD5 hash of the data.
BeaconData beacon_header;
@ -1367,12 +1156,12 @@ static void DecryptBeaconData(Interface* self) {
nodes.push_back(node);
}
Memory::ZeroBlock(output_buffer_addr, sizeof(NodeInfo) * UDSMaxNodes);
Memory::WriteBlock(output_buffer_addr, nodes.data(), sizeof(NodeInfo) * nodes.size());
IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
rb.PushStaticBuffer(output_buffer_addr, output_buffer_size, 0);
rb.Push(RESULT_SUCCESS);
std::vector<u8> output_buffer(sizeof(NodeInfo) * UDSMaxNodes, 0);
std::memcpy(output_buffer.data(), nodes.data(), sizeof(NodeInfo) * nodes.size());
rb.PushStaticBuffer(output_buffer, 0);
}
// Sends a 802.11 beacon frame with information about the current network.
@ -1397,43 +1186,43 @@ static void BeaconBroadcastCallback(u64 userdata, int cycles_late) {
beacon_broadcast_event, 0);
}
const Interface::FunctionInfo FunctionTable[] = {
NWM_UDS::NWM_UDS() : ServiceFramework("nwm::UDS") {
static const FunctionInfo functions[] = {
{0x000102C2, nullptr, "Initialize (deprecated)"},
{0x00020000, nullptr, "Scrap"},
{0x00030000, Shutdown, "Shutdown"},
{0x00030000, &NWM_UDS::Shutdown, "Shutdown"},
{0x00040402, nullptr, "CreateNetwork (deprecated)"},
{0x00050040, nullptr, "EjectClient"},
{0x00060000, nullptr, "EjectSpectator"},
{0x00070080, nullptr, "UpdateNetworkAttribute"},
{0x00080000, DestroyNetwork, "DestroyNetwork"},
{0x00070080, &NWM_UDS::UpdateNetworkAttribute, "UpdateNetworkAttribute"},
{0x00080000, &NWM_UDS::DestroyNetwork, "DestroyNetwork"},
{0x00090442, nullptr, "ConnectNetwork (deprecated)"},
{0x000A0000, DisconnectNetwork, "DisconnectNetwork"},
{0x000B0000, GetConnectionStatus, "GetConnectionStatus"},
{0x000D0040, GetNodeInformation, "GetNodeInformation"},
{0x000A0000, &NWM_UDS::DisconnectNetwork, "DisconnectNetwork"},
{0x000B0000, &NWM_UDS::GetConnectionStatus, "GetConnectionStatus"},
{0x000D0040, &NWM_UDS::GetNodeInformation, "GetNodeInformation"},
{0x000E0006, nullptr, "DecryptBeaconData (deprecated)"},
{0x000F0404, RecvBeaconBroadcastData, "RecvBeaconBroadcastData"},
{0x00100042, SetApplicationData, "SetApplicationData"},
{0x000F0404, &NWM_UDS::RecvBeaconBroadcastData, "RecvBeaconBroadcastData"},
{0x00100042, &NWM_UDS::SetApplicationData, "SetApplicationData"},
{0x00110040, nullptr, "GetApplicationData"},
{0x00120100, Bind, "Bind"},
{0x00130040, Unbind, "Unbind"},
{0x001400C0, PullPacket, "PullPacket"},
{0x00120100, &NWM_UDS::Bind, "Bind"},
{0x00130040, &NWM_UDS::Unbind, "Unbind"},
{0x001400C0, &NWM_UDS::PullPacket, "PullPacket"},
{0x00150080, nullptr, "SetMaxSendDelay"},
{0x00170182, SendTo, "SendTo"},
{0x001A0000, GetChannel, "GetChannel"},
{0x001B0302, InitializeWithVersion, "InitializeWithVersion"},
{0x001D0044, BeginHostingNetwork, "BeginHostingNetwork"},
{0x001E0084, ConnectToNetwork, "ConnectToNetwork"},
{0x001F0006, DecryptBeaconData, "DecryptBeaconData"},
{0x00170182, &NWM_UDS::SendTo, "SendTo"},
{0x001A0000, &NWM_UDS::GetChannel, "GetChannel"},
{0x001B0302, &NWM_UDS::InitializeWithVersion, "InitializeWithVersion"},
{0x001D0044, &NWM_UDS::BeginHostingNetwork, "BeginHostingNetwork"},
{0x001E0084, &NWM_UDS::ConnectToNetwork, "ConnectToNetwork"},
{0x001F0006, &NWM_UDS::DecryptBeaconData, "DecryptBeaconData"},
{0x00200040, nullptr, "Flush"},
{0x00210080, nullptr, "SetProbeResponseParam"},
{0x00220402, nullptr, "ScanOnConnection"},
};
NWM_UDS::NWM_UDS() {
connection_status_event =
Kernel::Event::Create(Kernel::ResetType::OneShot, "NWM::connection_status_event");
Register(FunctionTable);
RegisterHandlers(functions);
beacon_broadcast_event =
CoreTiming::RegisterEvent("UDS::BeaconBroadcastCallback", BeaconBroadcastCallback);

246
src/core/hle/service/nwm/nwm_uds.h
View File

@ -97,14 +97,250 @@ enum class TagId : u8 {
VendorSpecific = 221
};
class NWM_UDS final : public Interface {
class NWM_UDS final : public ServiceFramework<NWM_UDS> {
public:
NWM_UDS();
~NWM_UDS() override;
~NWM_UDS();
private:
void UpdateNetworkAttribute(Kernel::HLERequestContext& ctx);
/**
* NWM_UDS::Shutdown service function
* Inputs:
* 1 : None
* Outputs:
* 0 : Return header
* 1 : Result of function, 0 on success, otherwise error code
*/
void Shutdown(Kernel::HLERequestContext& ctx);
/**
* 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
*/
void DestroyNetwork(Kernel::HLERequestContext& ctx);
/**
* NWM_UDS::DisconnectNetwork service function.
* This disconnects this device from the network.
* Inputs:
* 0 : Command header.
* Outputs:
* 0 : Return header
* 1 : Result of function, 0 on success, otherwise error code
*/
void DisconnectNetwork(Kernel::HLERequestContext& ctx);
/**
* NWM_UDS::GetConnectionStatus service function.
* Returns the connection status structure for the currently open network connection.
* This structure contains information about the connection,
* like the number of connected nodes, etc.
* Inputs:
* 0 : Command header.
* Outputs:
* 0 : Return header
* 1 : Result of function, 0 on success, otherwise error code
* 2-13 : Channel of the current WiFi network connection.
*/
void GetConnectionStatus(Kernel::HLERequestContext& ctx);
/**
* NWM_UDS::GetNodeInformation service function.
* Returns the node inforamtion structure for the currently connected node.
* Inputs:
* 0 : Command header.
* 1 : Node ID.
* Outputs:
* 0 : Return header
* 1 : Result of function, 0 on success, otherwise error code
* 2-11 : NodeInfo structure.
*/
void GetNodeInformation(Kernel::HLERequestContext& ctx);
/**
* NWM_UDS::RecvBeaconBroadcastData service function
* Returns the raw beacon data for nearby networks that match the supplied WlanCommId.
* Inputs:
* 1 : Output buffer max size
* 2-3 : Unknown
* 4-5 : Host MAC address.
* 6-14 : Unused
* 15 : WLan Comm Id
* 16 : Id
* 17 : Value 0
* 18 : Input handle
* 19 : (Size<<4) | 12
* 20 : Output buffer ptr
* Outputs:
* 0 : Return header
* 1 : Result of function, 0 on success, otherwise error code
*/
void RecvBeaconBroadcastData(Kernel::HLERequestContext& ctx);
/**
* NWM_UDS::SetApplicationData service function.
* Updates the application data that is being broadcast in the beacon frames
* for the network that we're hosting.
* Inputs:
* 1 : Data size.
* 3 : VAddr of the data.
* Outputs:
* 0 : Return header
* 1 : Result of function, 0 on success, otherwise error code
* 2 : Channel of the current WiFi network connection.
*/
void SetApplicationData(Kernel::HLERequestContext& ctx);
/**
* NWM_UDS::Bind service function.
* Binds a BindNodeId to a data channel and retrieves a data event.
* Inputs:
* 1 : BindNodeId
* 2 : Receive buffer size.
* 3 : u8 Data channel to bind to.
* 4 : Network node id.
* Outputs:
* 0 : Return header
* 1 : Result of function, 0 on success, otherwise error code
* 2 : Copy handle descriptor.
* 3 : Data available event handle.
*/
void Bind(Kernel::HLERequestContext& ctx);
/**
* NWM_UDS::Unbind service function.
* Unbinds a BindNodeId from a data channel.
* Inputs:
* 1 : BindNodeId
* Outputs:
* 0 : Return header
* 1 : Result of function, 0 on success, otherwise error code
*/
void Unbind(Kernel::HLERequestContext& ctx);
/**
* NWM_UDS::PullPacket service function.
* Receives a data frame from the specified bind node id
* Inputs:
* 0 : Command header.
* 1 : Bind node id.
* 2 : Max out buff size >> 2.
* 3 : Max out buff size.
* 64 : Output buffer descriptor
* 65 : Output buffer address
* Outputs:
* 0 : Return header
* 1 : Result of function, 0 on success, otherwise error code
* 2 : Received data size
* 3 : u16 Source network node id
* 4 : Buffer descriptor
* 5 : Buffer address
*/
void PullPacket(Kernel::HLERequestContext& ctx);
/**
* NWM_UDS::SendTo service function.
* Sends a data frame to the UDS network we're connected to.
* Inputs:
* 0 : Command header.
* 1 : Unknown.
* 2 : u16 Destination network node id.
* 3 : u8 Data channel.
* 4 : Buffer size >> 2
* 5 : Data size
* 6 : Flags
* 7 : Input buffer descriptor
* 8 : Input buffer address
* Outputs:
* 0 : Return header
* 1 : Result of function, 0 on success, otherwise error code
*/
void SendTo(Kernel::HLERequestContext& ctx);
/**
* NWM_UDS::GetChannel service function.
* Returns the WiFi channel in which the network we're connected to is transmitting.
* Inputs:
* 0 : Command header.
* Outputs:
* 0 : Return header
* 1 : Result of function, 0 on success, otherwise error code
* 2 : Channel of the current WiFi network connection.
*/
void GetChannel(Kernel::HLERequestContext& ctx);
/**
* NWM_UDS::Initialize service function
* Inputs:
* 1 : Shared memory size
* 2-11 : Input NodeInfo Structure
* 12 : 2-byte Version
* 13 : Value 0
* 14 : Shared memory handle
* Outputs:
* 0 : Return header
* 1 : Result of function, 0 on success, otherwise error code
* 2 : Value 0
* 3 : Output event handle
*/
void InitializeWithVersion(Kernel::HLERequestContext& ctx);
/**
* NWM_UDS::BeginHostingNetwork service function.
* Creates a network and starts broadcasting its presence.
* Inputs:
* 1 : Passphrase buffer size.
* 3 : VAddr of the NetworkInfo structure.
* 5 : VAddr of the passphrase.
* Outputs:
* 0 : Return header
* 1 : Result of function, 0 on success, otherwise error code
*/
void BeginHostingNetwork(Kernel::HLERequestContext& ctx);
/**
* NWM_UDS::ConnectToNetwork service function.
* This connects to the specified network
* Inputs:
* 0 : Command header
* 1 : Connection type: 0x1 = Client, 0x2 = Spectator.
* 2 : Passphrase buffer size
* 3 : (NetworkStructSize<<12) | 0x402
* 4 : Network struct buffer ptr
* 5 : (PassphraseSize<<12) | 2
* 6 : Input passphrase buffer ptr
* Outputs:
* 0 : Return header
* 1 : Result of function, 0 on success, otherwise error code
*/
void ConnectToNetwork(Kernel::HLERequestContext& ctx);
/**
* NWM_UDS::DecryptBeaconData service function.
* Decrypts the encrypted data tags contained in the 802.11 beacons.
* Inputs:
* 1 : Input network struct buffer descriptor.
* 2 : Input network struct buffer ptr.
* 3 : Input tag0 encrypted buffer descriptor.
* 4 : Input tag0 encrypted buffer ptr.
* 5 : Input tag1 encrypted buffer descriptor.
* 6 : Input tag1 encrypted buffer ptr.
* 64 : Output buffer descriptor.
* 65 : Output buffer ptr.
* Outputs:
* 0 : Return header
* 1 : Result of function, 0 on success, otherwise error code
*/
void DecryptBeaconData(Kernel::HLERequestContext& ctx);
std::string GetPortName() const override {
return "nwm::UDS";
}
};
} // namespace NWM

2
src/core/hle/service/nwm/uds_beacon.cpp
View File

@ -224,7 +224,7 @@ std::vector<u8> GeneratedEncryptedData(const NetworkInfo& network_info, const No
return buffer;
}
void DecryptBeaconData(const NetworkInfo& network_info, std::vector<u8>& buffer) {
void DecryptBeacon(const NetworkInfo& network_info, std::vector<u8>& buffer) {
// Decrypt the data using AES-CTR and the NWM beacon key.
using CryptoPP::AES;
std::array<u8, AES::BLOCKSIZE> counter = GetBeaconCryptoCTR(network_info);

2
src/core/hle/service/nwm/uds_beacon.h
View File

@ -127,7 +127,7 @@ static_assert(sizeof(BeaconData) == 0x12, "BeaconData has incorrect size.");
/**
* Decrypts the beacon data buffer for the network described by `network_info`.
*/
void DecryptBeaconData(const NetworkInfo& network_info, std::vector<u8>& buffer);
void DecryptBeacon(const NetworkInfo& network_info, std::vector<u8>& buffer);
/**
* Generates an 802.11 beacon frame starting at the management frame header.

2
src/core/hle/service/service.cpp
View File

@ -265,6 +265,8 @@ void Init() {
AC::InstallInterfaces(*SM::g_service_manager);
LDR::InstallInterfaces(*SM::g_service_manager);
MIC::InstallInterfaces(*SM::g_service_manager);
NWM::InstallInterfaces(*SM::g_service_manager);
NWM::InstallInterfaces(*SM::g_service_manager);
FS::ArchiveInit();
ACT::Init();