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service: populate pid and handle table from client

This commit is contained in:
Liam 2023-12-09 11:25:21 -05:00
parent 34e4012998
commit 5feda37688
3 changed files with 19 additions and 13 deletions
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3
src/core/hle/kernel/k_server_session.cpp
View File

@ -462,8 +462,7 @@ Result KServerSession::ReceiveRequest(std::shared_ptr<Service::HLERequestContext
std::make_shared<Service::HLERequestContext>(m_kernel, memory, this, client_thread);
(*out_context)->SetSessionRequestManager(manager);
(*out_context)
->PopulateFromIncomingCommandBuffer(client_thread->GetOwnerProcess()->GetHandleTable(),
cmd_buf);
->PopulateFromIncomingCommandBuffer(*client_thread->GetOwnerProcess(), cmd_buf);
} else {
KThread* server_thread = GetCurrentThreadPointer(m_kernel);
KProcess& src_process = *client_thread->GetOwnerProcess();

15
src/core/hle/service/hle_ipc.cpp
View File

@ -146,8 +146,10 @@ HLERequestContext::HLERequestContext(Kernel::KernelCore& kernel_, Core::Memory::
HLERequestContext::~HLERequestContext() = default;
void HLERequestContext::ParseCommandBuffer(const Kernel::KHandleTable& handle_table,
u32_le* src_cmdbuf, bool incoming) {
void HLERequestContext::ParseCommandBuffer(Kernel::KProcess& process, u32_le* src_cmdbuf,
bool incoming) {
client_handle_table = &process.GetHandleTable();
IPC::RequestParser rp(src_cmdbuf);
command_header = rp.PopRaw<IPC::CommandHeader>();
@ -160,7 +162,8 @@ void HLERequestContext::ParseCommandBuffer(const Kernel::KHandleTable& handle_ta
if (command_header->enable_handle_descriptor) {
handle_descriptor_header = rp.PopRaw<IPC::HandleDescriptorHeader>();
if (handle_descriptor_header->send_current_pid) {
pid = rp.Pop<u64>();
pid = process.GetProcessId();
rp.Skip(2, false);
}
if (incoming) {
// Populate the object lists with the data in the IPC request.
@ -267,9 +270,9 @@ void HLERequestContext::ParseCommandBuffer(const Kernel::KHandleTable& handle_ta
rp.Skip(1, false); // The command is actually an u64, but we don't use the high part.
}
Result HLERequestContext::PopulateFromIncomingCommandBuffer(
const Kernel::KHandleTable& handle_table, u32_le* src_cmdbuf) {
ParseCommandBuffer(handle_table, src_cmdbuf, true);
Result HLERequestContext::PopulateFromIncomingCommandBuffer(Kernel::KProcess& process,
u32_le* src_cmdbuf) {
ParseCommandBuffer(process, src_cmdbuf, true);
if (command_header->IsCloseCommand()) {
// Close does not populate the rest of the IPC header

14
src/core/hle/service/hle_ipc.h
View File

@ -38,6 +38,7 @@ namespace Kernel {
class KAutoObject;
class KernelCore;
class KHandleTable;
class KProcess;
class KServerSession;
class KThread;
} // namespace Kernel
@ -195,8 +196,7 @@ public:
}
/// Populates this context with data from the requesting process/thread.
Result PopulateFromIncomingCommandBuffer(const Kernel::KHandleTable& handle_table,
u32_le* src_cmdbuf);
Result PopulateFromIncomingCommandBuffer(Kernel::KProcess& process, u32_le* src_cmdbuf);
/// Writes data from this context back to the requesting process/thread.
Result WriteToOutgoingCommandBuffer(Kernel::KThread& requesting_thread);
@ -359,6 +359,10 @@ public:
return *thread;
}
Kernel::KHandleTable& GetClientHandleTable() {
return *client_handle_table;
}
[[nodiscard]] std::shared_ptr<SessionRequestManager> GetManager() const {
return manager.lock();
}
@ -374,12 +378,12 @@ public:
private:
friend class IPC::ResponseBuilder;
void ParseCommandBuffer(const Kernel::KHandleTable& handle_table, u32_le* src_cmdbuf,
bool incoming);
void ParseCommandBuffer(Kernel::KProcess& process, u32_le* src_cmdbuf, bool incoming);
std::array<u32, IPC::COMMAND_BUFFER_LENGTH> cmd_buf;
Kernel::KServerSession* server_session{};
Kernel::KThread* thread;
Kernel::KHandleTable* client_handle_table{};
Kernel::KThread* thread{};
std::vector<Handle> incoming_move_handles;
std::vector<Handle> incoming_copy_handles;