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early-access version 1670

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pineappleEA
2021-05-11 02:22:43 +02:00
parent 1148b01aac
commit 0301e95e45
23 changed files with 452 additions and 240 deletions
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135
src/core/hle/kernel/hle_ipc.cpp
View File

@@ -55,7 +55,7 @@ void HLERequestContext::ParseCommandBuffer(const KHandleTable& handle_table, u32
IPC::RequestParser rp(src_cmdbuf);
command_header = rp.PopRaw<IPC::CommandHeader>();
if (command_header->type == IPC::CommandType::Close) {
if (command_header->IsCloseCommand()) {
// Close does not populate the rest of the IPC header
return;
}
@@ -99,39 +99,43 @@ void HLERequestContext::ParseCommandBuffer(const KHandleTable& handle_table, u32
buffer_w_desciptors.push_back(rp.PopRaw<IPC::BufferDescriptorABW>());
}
buffer_c_offset = rp.GetCurrentOffset() + command_header->data_size;
const auto buffer_c_offset = rp.GetCurrentOffset() + command_header->data_size;
// Padding to align to 16 bytes
rp.AlignWithPadding();
if (!command_header->IsTipc()) {
// Padding to align to 16 bytes
rp.AlignWithPadding();
if (Session()->IsDomain() && ((command_header->type == IPC::CommandType::Request ||
command_header->type == IPC::CommandType::RequestWithContext) ||
!incoming)) {
// If this is an incoming message, only CommandType "Request" has a domain header
// All outgoing domain messages have the domain header, if only incoming has it
if (incoming || domain_message_header) {
domain_message_header = rp.PopRaw<IPC::DomainMessageHeader>();
} else {
if (Session()->IsDomain()) {
LOG_WARNING(IPC, "Domain request has no DomainMessageHeader!");
if (Session()->IsDomain() &&
((command_header->type == IPC::CommandType::Request ||
command_header->type == IPC::CommandType::RequestWithContext) ||
!incoming)) {
// If this is an incoming message, only CommandType "Request" has a domain header
// All outgoing domain messages have the domain header, if only incoming has it
if (incoming || domain_message_header) {
domain_message_header = rp.PopRaw<IPC::DomainMessageHeader>();
} else {
if (Session()->IsDomain()) {
LOG_WARNING(IPC, "Domain request has no DomainMessageHeader!");
}
}
}
}
data_payload_header = rp.PopRaw<IPC::DataPayloadHeader>();
data_payload_header = rp.PopRaw<IPC::DataPayloadHeader>();
data_payload_offset = rp.GetCurrentOffset();
data_payload_offset = rp.GetCurrentOffset();
if (domain_message_header && domain_message_header->command ==
IPC::DomainMessageHeader::CommandType::CloseVirtualHandle) {
// CloseVirtualHandle command does not have SFC* or any data
return;
}
if (domain_message_header &&
domain_message_header->command ==
IPC::DomainMessageHeader::CommandType::CloseVirtualHandle) {
// CloseVirtualHandle command does not have SFC* or any data
return;
}
if (incoming) {
ASSERT(data_payload_header->magic == Common::MakeMagic('S', 'F', 'C', 'I'));
} else {
ASSERT(data_payload_header->magic == Common::MakeMagic('S', 'F', 'C', 'O'));
if (incoming) {
ASSERT(data_payload_header->magic == Common::MakeMagic('S', 'F', 'C', 'I'));
} else {
ASSERT(data_payload_header->magic == Common::MakeMagic('S', 'F', 'C', 'O'));
}
}
rp.SetCurrentOffset(buffer_c_offset);
@@ -166,84 +170,55 @@ void HLERequestContext::ParseCommandBuffer(const KHandleTable& handle_table, u32
ResultCode HLERequestContext::PopulateFromIncomingCommandBuffer(const KHandleTable& handle_table,
u32_le* src_cmdbuf) {
ParseCommandBuffer(handle_table, src_cmdbuf, true);
if (command_header->type == IPC::CommandType::Close) {
if (command_header->IsCloseCommand()) {
// Close does not populate the rest of the IPC header
return RESULT_SUCCESS;
}
// The data_size already includes the payload header, the padding and the domain header.
std::size_t size = data_payload_offset + command_header->data_size -
sizeof(IPC::DataPayloadHeader) / sizeof(u32) - 4;
if (domain_message_header)
size -= sizeof(IPC::DomainMessageHeader) / sizeof(u32);
std::copy_n(src_cmdbuf, size, cmd_buf.begin());
std::copy_n(src_cmdbuf, IPC::COMMAND_BUFFER_LENGTH, cmd_buf.begin());
return RESULT_SUCCESS;
}
ResultCode HLERequestContext::WriteToOutgoingCommandBuffer(KThread& requesting_thread) {
auto current_offset = handles_offset;
auto& owner_process = *requesting_thread.GetOwnerProcess();
auto& handle_table = owner_process.GetHandleTable();
std::array<u32, IPC::COMMAND_BUFFER_LENGTH> dst_cmdbuf;
memory.ReadBlock(owner_process, requesting_thread.GetTLSAddress(), dst_cmdbuf.data(),
dst_cmdbuf.size() * sizeof(u32));
// The header was already built in the internal command buffer. Attempt to parse it to verify
// the integrity and then copy it over to the target command buffer.
ParseCommandBuffer(handle_table, cmd_buf.data(), false);
// The data_size already includes the payload header, the padding and the domain header.
std::size_t size = data_payload_offset + command_header->data_size -
sizeof(IPC::DataPayloadHeader) / sizeof(u32) - 4;
if (domain_message_header)
size -= sizeof(IPC::DomainMessageHeader) / sizeof(u32);
std::copy_n(cmd_buf.begin(), size, dst_cmdbuf.data());
if (command_header->enable_handle_descriptor) {
ASSERT_MSG(!move_objects.empty() || !copy_objects.empty(),
"Handle descriptor bit set but no handles to translate");
// We write the translated handles at a specific offset in the command buffer, this space
// was already reserved when writing the header.
std::size_t current_offset =
(sizeof(IPC::CommandHeader) + sizeof(IPC::HandleDescriptorHeader)) / sizeof(u32);
ASSERT_MSG(!handle_descriptor_header->send_current_pid, "Sending PID is not implemented");
ASSERT(copy_objects.size() == handle_descriptor_header->num_handles_to_copy);
ASSERT(move_objects.size() == handle_descriptor_header->num_handles_to_move);
// We don't make a distinction between copy and move handles when translating since HLE
// services don't deal with handles directly. However, the guest applications might check
// for specific values in each of these descriptors.
for (auto& object : copy_objects) {
ASSERT(object != nullptr);
R_TRY(handle_table.Add(&dst_cmdbuf[current_offset++], object));
for (auto& object : copy_objects) {
Handle handle{};
if (object) {
R_TRY(handle_table.Add(&handle, object));
}
cmd_buf[current_offset++] = handle;
}
for (auto& object : move_objects) {
Handle handle{};
if (object) {
R_TRY(handle_table.Add(&handle, object));
for (auto& object : move_objects) {
ASSERT(object != nullptr);
R_TRY(handle_table.Add(&dst_cmdbuf[current_offset++], object));
// Close our reference to the object, as it is being moved to the caller.
object->Close();
}
cmd_buf[current_offset++] = handle;
}
// TODO(Subv): Translate the X/A/B/W buffers.
if (Session()->IsDomain() && domain_message_header) {
ASSERT(domain_message_header->num_objects == domain_objects.size());
// Write the domain objects to the command buffer, these go after the raw untranslated data.
// TODO(Subv): This completely ignores C buffers.
std::size_t domain_offset = size - domain_message_header->num_objects;
// Write the domain objects to the command buffer, these go after the raw untranslated data.
// TODO(Subv): This completely ignores C buffers.
if (Session()->IsDomain()) {
current_offset = domain_offset - static_cast<u32>(domain_objects.size());
for (const auto& object : domain_objects) {
server_session->AppendDomainRequestHandler(object);
dst_cmdbuf[domain_offset++] =
cmd_buf[current_offset++] =
static_cast<u32_le>(server_session->NumDomainRequestHandlers());
}
}
// Copy the translated command buffer back into the thread's command buffer area.
memory.WriteBlock(owner_process, requesting_thread.GetTLSAddress(), dst_cmdbuf.data(),
dst_cmdbuf.size() * sizeof(u32));
memory.WriteBlock(owner_process, requesting_thread.GetTLSAddress(), cmd_buf.data(),
cmd_buf.size() * sizeof(u32));
return RESULT_SUCCESS;
}

25
src/core/hle/kernel/hle_ipc.h
View File

@@ -66,7 +66,8 @@ public:
* this request (ServerSession, Originator thread, Translated command buffer, etc).
* @returns ResultCode the result code of the translate operation.
*/
virtual ResultCode HandleSyncRequest(Kernel::HLERequestContext& context) = 0;
virtual ResultCode HandleSyncRequest(Kernel::KServerSession& session,
Kernel::HLERequestContext& context) = 0;
/**
* Signals that a client has just connected to this HLE handler and keeps the
@@ -128,15 +129,28 @@ public:
/// Writes data from this context back to the requesting process/thread.
ResultCode WriteToOutgoingCommandBuffer(KThread& requesting_thread);
u32_le GetCommand() const {
u32_le GetHipcCommand() const {
return command;
}
u32_le GetTipcCommand() const {
return static_cast<u32_le>(command_header->type.Value()) -
static_cast<u32_le>(IPC::CommandType::TIPC_CommandRegion);
}
u32_le GetCommand() const {
return command_header->IsTipc() ? GetTipcCommand() : GetHipcCommand();
}
bool IsTipc() const {
return command_header->IsTipc();
}
IPC::CommandType GetCommandType() const {
return command_header->type;
}
unsigned GetDataPayloadOffset() const {
u32 GetDataPayloadOffset() const {
return data_payload_offset;
}
@@ -291,8 +305,9 @@ private:
std::vector<IPC::BufferDescriptorABW> buffer_w_desciptors;
std::vector<IPC::BufferDescriptorC> buffer_c_desciptors;
unsigned data_payload_offset{};
unsigned buffer_c_offset{};
u32 data_payload_offset{};
u32 handles_offset{};
u32 domain_offset{};
u32_le command{};
std::vector<std::shared_ptr<SessionRequestHandler>> domain_request_handlers;

2
src/core/hle/kernel/k_client_port.cpp
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@@ -91,7 +91,7 @@ ResultCode KClientPort::CreateSession(KClientSession** out) {
// Create a new session.
KSession* session = KSession::Create(kernel);
if (session == nullptr) {
/* Decrement the session count. */
// Decrement the session count.
const auto prev = num_sessions--;
if (prev == max_sessions) {
this->NotifyAvailable();

4
src/core/hle/kernel/k_server_session.cpp
View File

@@ -95,7 +95,7 @@ ResultCode KServerSession::HandleDomainSyncRequest(Kernel::HLERequestContext& co
UNREACHABLE();
return RESULT_SUCCESS; // Ignore error if asserts are off
}
return domain_request_handlers[object_id - 1]->HandleSyncRequest(context);
return domain_request_handlers[object_id - 1]->HandleSyncRequest(*this, context);
case IPC::DomainMessageHeader::CommandType::CloseVirtualHandle: {
LOG_DEBUG(IPC, "CloseVirtualHandle, object_id=0x{:08X}", object_id);
@@ -135,7 +135,7 @@ ResultCode KServerSession::CompleteSyncRequest(HLERequestContext& context) {
// If there is no domain header, the regular session handler is used
} else if (hle_handler != nullptr) {
// If this ServerSession has an associated HLE handler, forward the request to it.
result = hle_handler->HandleSyncRequest(context);
result = hle_handler->HandleSyncRequest(*this, context);
}
if (convert_to_domain) {

21
src/core/hle/kernel/kernel.cpp
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@@ -44,6 +44,7 @@
#include "core/hle/kernel/time_manager.h"
#include "core/hle/lock.h"
#include "core/hle/result.h"
#include "core/hle/service/sm/sm.h"
#include "core/memory.h"
MICROPROFILE_DEFINE(Kernel_SVC, "Kernel", "SVC", MP_RGB(70, 200, 70));
@@ -656,6 +657,7 @@ struct KernelCore::Impl {
/// Map of named ports managed by the kernel, which can be retrieved using
/// the ConnectToPort SVC.
std::unordered_map<std::string, ServiceInterfaceFactory> service_interface_factory;
NamedPortTable named_ports;
std::unique_ptr<Core::ExclusiveMonitor> exclusive_monitor;
@@ -844,18 +846,17 @@ void KernelCore::PrepareReschedule(std::size_t id) {
// TODO: Reimplement, this
}
void KernelCore::AddNamedPort(std::string name, KClientPort* port) {
port->Open();
impl->named_ports.emplace(std::move(name), port);
void KernelCore::RegisterNamedService(std::string name, ServiceInterfaceFactory&& factory) {
impl->service_interface_factory.emplace(std::move(name), factory);
}
KernelCore::NamedPortTable::iterator KernelCore::FindNamedPort(const std::string& name) {
return impl->named_ports.find(name);
}
KernelCore::NamedPortTable::const_iterator KernelCore::FindNamedPort(
const std::string& name) const {
return impl->named_ports.find(name);
KClientPort* KernelCore::CreateNamedServicePort(std::string name) {
auto search = impl->service_interface_factory.find(name);
if (search == impl->service_interface_factory.end()) {
UNIMPLEMENTED();
return {};
}
return &search->second(impl->system.ServiceManager(), impl->system);
}
bool KernelCore::IsValidNamedPort(NamedPortTable::const_iterator port) const {

18
src/core/hle/kernel/kernel.h
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@@ -27,6 +27,10 @@ class CoreTiming;
struct EventType;
} // namespace Core::Timing
namespace Service::SM {
class ServiceManager;
}
namespace Kernel {
class KClientPort;
@@ -51,6 +55,9 @@ class ServiceThread;
class Synchronization;
class TimeManager;
using ServiceInterfaceFactory =
std::function<KClientPort&(Service::SM::ServiceManager&, Core::System&)>;
namespace Init {
struct KSlabResourceCounts;
}
@@ -172,14 +179,11 @@ public:
void InvalidateCpuInstructionCacheRange(VAddr addr, std::size_t size);
/// Adds a port to the named port table
void AddNamedPort(std::string name, KClientPort* port);
/// Registers a named HLE service, passing a factory used to open a port to that service.
void RegisterNamedService(std::string name, ServiceInterfaceFactory&& factory);
/// Finds a port within the named port table with the given name.
NamedPortTable::iterator FindNamedPort(const std::string& name);
/// Finds a port within the named port table with the given name.
NamedPortTable::const_iterator FindNamedPort(const std::string& name) const;
/// Opens a port to a service previously registered with RegisterNamedService.
KClientPort* CreateNamedServicePort(std::string name);
/// Determines whether or not the given port is a valid named port.
bool IsValidNamedPort(NamedPortTable::const_iterator port) const;

7
src/core/hle/kernel/svc.cpp
View File

@@ -284,12 +284,11 @@ static ResultCode ConnectToNamedPort(Core::System& system, Handle* out, VAddr po
auto& handle_table = kernel.CurrentProcess()->GetHandleTable();
// Find the client port.
const auto it = kernel.FindNamedPort(port_name);
if (!kernel.IsValidNamedPort(it)) {
LOG_WARNING(Kernel_SVC, "tried to connect to unknown port: {}", port_name);
auto port = kernel.CreateNamedServicePort(port_name);
if (!port) {
LOG_ERROR(Kernel_SVC, "tried to connect to unknown port: {}", port_name);
return ResultNotFound;
}
auto port = it->second;
// Reserve a handle for the port.
// NOTE: Nintendo really does write directly to the output handle here.