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Kernel: Start using boost::intrusive_ptr for lifetime management

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This commit is contained in:
Yuri Kunde Schlesner 2014-12-29 10:55:30 -02:00
parent d751de7341
commit 8ad41775cc
13 changed files with 96 additions and 91 deletions
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2
src/core/hle/kernel/address_arbiter.cpp
View file

@ -30,7 +30,7 @@ public:
/// Arbitrate an address
ResultCode ArbitrateAddress(Handle handle, ArbitrationType type, u32 address, s32 value) {
Object* object = Kernel::g_handle_table.GetGeneric(handle);
Object* object = Kernel::g_handle_table.GetGeneric(handle).get();
if (object == nullptr)
return InvalidHandle(ErrorModule::Kernel);

10
src/core/hle/kernel/event.cpp
View file

@ -53,7 +53,7 @@ public:
* @return Result of operation, 0 on success, otherwise error code
*/
ResultCode SetPermanentLock(Handle handle, const bool permanent_locked) {
Event* evt = g_handle_table.Get<Event>(handle);
Event* evt = g_handle_table.Get<Event>(handle).get();
if (evt == nullptr) return InvalidHandle(ErrorModule::Kernel);
evt->permanent_locked = permanent_locked;
@ -67,7 +67,7 @@ ResultCode SetPermanentLock(Handle handle, const bool permanent_locked) {
* @return Result of operation, 0 on success, otherwise error code
*/
ResultCode SetEventLocked(const Handle handle, const bool locked) {
Event* evt = g_handle_table.Get<Event>(handle);
Event* evt = g_handle_table.Get<Event>(handle).get();
if (evt == nullptr) return InvalidHandle(ErrorModule::Kernel);
if (!evt->permanent_locked) {
@ -82,13 +82,13 @@ ResultCode SetEventLocked(const Handle handle, const bool locked) {
* @return Result of operation, 0 on success, otherwise error code
*/
ResultCode SignalEvent(const Handle handle) {
Event* evt = g_handle_table.Get<Event>(handle);
Event* evt = g_handle_table.Get<Event>(handle).get();
if (evt == nullptr) return InvalidHandle(ErrorModule::Kernel);
// Resume threads waiting for event to signal
bool event_caught = false;
for (size_t i = 0; i < evt->waiting_threads.size(); ++i) {
Thread* thread = Kernel::g_handle_table.Get<Thread>(evt->waiting_threads[i]);
Thread* thread = Kernel::g_handle_table.Get<Thread>(evt->waiting_threads[i]).get();
if (thread != nullptr)
thread->ResumeFromWait();
@ -112,7 +112,7 @@ ResultCode SignalEvent(const Handle handle) {
* @return Result of operation, 0 on success, otherwise error code
*/
ResultCode ClearEvent(Handle handle) {
Event* evt = g_handle_table.Get<Event>(handle);
Event* evt = g_handle_table.Get<Event>(handle).get();
if (evt == nullptr) return InvalidHandle(ErrorModule::Kernel);
if (!evt->permanent_locked) {

23
src/core/hle/kernel/kernel.cpp
View file

@ -14,7 +14,7 @@
namespace Kernel {
Thread* g_main_thread = nullptr;
SharedPtr<Thread> g_main_thread = nullptr;
HandleTable g_handle_table;
u64 g_program_id = 0;
@ -23,7 +23,7 @@ HandleTable::HandleTable() {
Clear();
}
ResultVal<Handle> HandleTable::Create(Object* obj) {
ResultVal<Handle> HandleTable::Create(SharedPtr<Object> obj) {
_dbg_assert_(Kernel, obj != nullptr);
u16 slot = next_free_slot;
@ -39,23 +39,23 @@ ResultVal<Handle> HandleTable::Create(Object* obj) {
// CTR-OS doesn't use generation 0, so skip straight to 1.
if (next_generation >= (1 << 15)) next_generation = 1;
generations[slot] = generation;
intrusive_ptr_add_ref(obj);
objects[slot] = obj;
Handle handle = generation | (slot << 15);
if (obj->handle == INVALID_HANDLE)
obj->handle = handle;
generations[slot] = generation;
objects[slot] = std::move(obj);
return MakeResult<Handle>(handle);
}
ResultVal<Handle> HandleTable::Duplicate(Handle handle) {
Object* object = GetGeneric(handle);
SharedPtr<Object> object = GetGeneric(handle);
if (object == nullptr) {
LOG_ERROR(Kernel, "Tried to duplicate invalid handle: %08X", handle);
return ERR_INVALID_HANDLE;
}
return Create(object);
return Create(std::move(object));
}
ResultCode HandleTable::Close(Handle handle) {
@ -65,7 +65,6 @@ ResultCode HandleTable::Close(Handle handle) {
size_t slot = GetSlot(handle);
u16 generation = GetGeneration(handle);
intrusive_ptr_release(objects[slot]);
objects[slot] = nullptr;
generations[generation] = next_free_slot;
@ -80,7 +79,7 @@ bool HandleTable::IsValid(Handle handle) const {
return slot < MAX_COUNT && objects[slot] != nullptr && generations[slot] == generation;
}
Object* HandleTable::GetGeneric(Handle handle) const {
SharedPtr<Object> HandleTable::GetGeneric(Handle handle) const {
if (handle == CurrentThread) {
return GetCurrentThread();
} else if (handle == CurrentProcess) {
@ -97,8 +96,6 @@ Object* HandleTable::GetGeneric(Handle handle) const {
void HandleTable::Clear() {
for (size_t i = 0; i < MAX_COUNT; ++i) {
generations[i] = i + 1;
if (objects[i] != nullptr)
intrusive_ptr_release(objects[i]);
objects[i] = nullptr;
}
next_free_slot = 0;
@ -126,7 +123,7 @@ bool LoadExec(u32 entry_point) {
Core::g_app_core->SetPC(entry_point);
// 0x30 is the typical main thread priority I've seen used so far
g_main_thread = Kernel::SetupMainThread(0x30);
g_main_thread = Kernel::SetupMainThread(0x30, Kernel::DEFAULT_STACK_SIZE);
// Setup the idle thread
Kernel::SetupIdleThread();

21
src/core/hle/kernel/kernel.h
View file

@ -4,6 +4,8 @@
#pragma once
#include <boost/intrusive_ptr.hpp>
#include <array>
#include <string>
#include "common/common.h"
@ -76,7 +78,7 @@ private:
unsigned int ref_count = 0;
};
// Special functions that will later be used by boost::instrusive_ptr to do automatic ref-counting
// Special functions used by boost::instrusive_ptr to do automatic ref-counting
inline void intrusive_ptr_add_ref(Object* object) {
++object->ref_count;
}
@ -87,6 +89,9 @@ inline void intrusive_ptr_release(Object* object) {
}
}
template <typename T>
using SharedPtr = boost::intrusive_ptr<T>;
/**
* This class allows the creation of Handles, which are references to objects that can be tested
* for validity and looked up. Here they are used to pass references to kernel objects to/from the
@ -119,7 +124,7 @@ public:
* @return The created Handle or one of the following errors:
* - `ERR_OUT_OF_HANDLES`: the maximum number of handles has been exceeded.
*/
ResultVal<Handle> Create(Object* obj);
ResultVal<Handle> Create(SharedPtr<Object> obj);
/**
* Returns a new handle that points to the same object as the passed in handle.
@ -143,7 +148,7 @@ public:
* Looks up a handle.
* @returns Pointer to the looked-up object, or `nullptr` if the handle is not valid.
*/
Object* GetGeneric(Handle handle) const;
SharedPtr<Object> GetGeneric(Handle handle) const;
/**
* Looks up a handle while verifying its type.
@ -151,10 +156,10 @@ public:
* type differs from the handle type `T::HANDLE_TYPE`.
*/
template <class T>
T* Get(Handle handle) const {
Object* object = GetGeneric(handle);
SharedPtr<T> Get(Handle handle) const {
SharedPtr<Object> object = GetGeneric(handle);
if (object != nullptr && object->GetHandleType() == T::HANDLE_TYPE) {
return static_cast<T*>(object);
return boost::static_pointer_cast<T>(std::move(object));
}
return nullptr;
}
@ -173,7 +178,7 @@ private:
static u16 GetGeneration(Handle handle) { return handle & 0x7FFF; }
/// Stores the Object referenced by the handle or null if the slot is empty.
std::array<Object*, MAX_COUNT> objects;
std::array<SharedPtr<Object>, MAX_COUNT> objects;
/**
* The value of `next_generation` when the handle was created, used to check for validity. For
@ -192,7 +197,7 @@ private:
};
extern HandleTable g_handle_table;
extern Thread* g_main_thread;
extern SharedPtr<Thread> g_main_thread;
/// The ID code of the currently running game
/// TODO(Subv): This variable should not be here,

6
src/core/hle/kernel/mutex.cpp
View file

@ -48,7 +48,7 @@ void MutexAcquireLock(Mutex* mutex, Handle thread = GetCurrentThread()->GetHandl
bool ReleaseMutexForThread(Mutex* mutex, Handle thread_handle) {
MutexAcquireLock(mutex, thread_handle);
Thread* thread = Kernel::g_handle_table.Get<Thread>(thread_handle);
Thread* thread = Kernel::g_handle_table.Get<Thread>(thread_handle).get();
if (thread == nullptr) {
LOG_ERROR(Kernel, "Called with invalid handle: %08X", thread_handle);
return false;
@ -94,7 +94,7 @@ void ReleaseThreadMutexes(Handle thread) {
// Release every mutex that the thread holds, and resume execution on the waiting threads
for (MutexMap::iterator iter = locked.first; iter != locked.second; ++iter) {
Mutex* mutex = g_handle_table.Get<Mutex>(iter->second);
Mutex* mutex = g_handle_table.Get<Mutex>(iter->second).get();
ResumeWaitingThread(mutex);
}
@ -122,7 +122,7 @@ bool ReleaseMutex(Mutex* mutex) {
* @param handle Handle to mutex to release
*/
ResultCode ReleaseMutex(Handle handle) {
Mutex* mutex = Kernel::g_handle_table.Get<Mutex>(handle);
Mutex* mutex = Kernel::g_handle_table.Get<Mutex>(handle).get();
if (mutex == nullptr) return InvalidHandle(ErrorModule::Kernel);
if (!ReleaseMutex(mutex)) {

4
src/core/hle/kernel/semaphore.cpp
View file

@ -70,7 +70,7 @@ ResultCode CreateSemaphore(Handle* handle, s32 initial_count,
}
ResultCode ReleaseSemaphore(s32* count, Handle handle, s32 release_count) {
Semaphore* semaphore = g_handle_table.Get<Semaphore>(handle);
Semaphore* semaphore = g_handle_table.Get<Semaphore>(handle).get();
if (semaphore == nullptr)
return InvalidHandle(ErrorModule::Kernel);
@ -84,7 +84,7 @@ ResultCode ReleaseSemaphore(s32* count, Handle handle, s32 release_count) {
// Notify some of the threads that the semaphore has been released
// stop once the semaphore is full again or there are no more waiting threads
while (!semaphore->waiting_threads.empty() && semaphore->IsAvailable()) {
Thread* thread = Kernel::g_handle_table.Get<Thread>(semaphore->waiting_threads.front());
Thread* thread = Kernel::g_handle_table.Get<Thread>(semaphore->waiting_threads.front()).get();
if (thread != nullptr)
thread->ResumeFromWait();
semaphore->waiting_threads.pop();

4
src/core/hle/kernel/shared_memory.cpp
View file

@ -61,7 +61,7 @@ ResultCode MapSharedMemory(u32 handle, u32 address, MemoryPermission permissions
return ResultCode(ErrorDescription::InvalidAddress, ErrorModule::Kernel,
ErrorSummary::InvalidArgument, ErrorLevel::Permanent);
}
SharedMemory* shared_memory = Kernel::g_handle_table.Get<SharedMemory>(handle);
SharedMemory* shared_memory = Kernel::g_handle_table.Get<SharedMemory>(handle).get();
if (shared_memory == nullptr) return InvalidHandle(ErrorModule::Kernel);
shared_memory->base_address = address;
@ -72,7 +72,7 @@ ResultCode MapSharedMemory(u32 handle, u32 address, MemoryPermission permissions
}
ResultVal<u8*> GetSharedMemoryPointer(Handle handle, u32 offset) {
SharedMemory* shared_memory = Kernel::g_handle_table.Get<SharedMemory>(handle);
SharedMemory* shared_memory = Kernel::g_handle_table.Get<SharedMemory>(handle).get();
if (shared_memory == nullptr) return InvalidHandle(ErrorModule::Kernel);
if (0 != shared_memory->base_address)

63
src/core/hle/kernel/thread.cpp
View file

@ -36,7 +36,7 @@ ResultVal<bool> Thread::WaitSynchronization() {
}
// Lists all thread ids that aren't deleted/etc.
static std::vector<Thread*> thread_list; // TODO(yuriks): Owned
static std::vector<SharedPtr<Thread>> thread_list;
// Lists only ready thread ids.
static Common::ThreadQueueList<Thread*, THREADPRIO_LOWEST+1> thread_ready_queue;
@ -110,8 +110,8 @@ void Thread::Stop(const char* reason) {
ChangeReadyState(this, false);
status = THREADSTATUS_DORMANT;
for (Thread* waiting_thread : waiting_threads) {
if (CheckWaitType(waiting_thread, WAITTYPE_THREADEND, this))
for (auto& waiting_thread : waiting_threads) {
if (CheckWaitType(waiting_thread.get(), WAITTYPE_THREADEND, this))
waiting_thread->ResumeFromWait();
}
waiting_threads.clear();
@ -143,15 +143,15 @@ Thread* ArbitrateHighestPriorityThread(Object* arbiter, u32 address) {
s32 priority = THREADPRIO_LOWEST;
// Iterate through threads, find highest priority thread that is waiting to be arbitrated...
for (Thread* thread : thread_list) {
if (!CheckWaitType(thread, WAITTYPE_ARB, arbiter, address))
for (auto& thread : thread_list) {
if (!CheckWaitType(thread.get(), WAITTYPE_ARB, arbiter, address))
continue;
if (thread == nullptr)
continue; // TODO(yuriks): Thread handle will hang around forever. Should clean up.
if(thread->current_priority <= priority) {
highest_priority_thread = thread;
highest_priority_thread = thread.get();
priority = thread->current_priority;
}
}
@ -168,8 +168,8 @@ Thread* ArbitrateHighestPriorityThread(Object* arbiter, u32 address) {
void ArbitrateAllThreads(Object* arbiter, u32 address) {
// Iterate through threads, find highest priority thread that is waiting to be arbitrated...
for (Thread* thread : thread_list) {
if (CheckWaitType(thread, WAITTYPE_ARB, arbiter, address))
for (auto& thread : thread_list) {
if (CheckWaitType(thread.get(), WAITTYPE_ARB, arbiter, address))
thread->ResumeFromWait();
}
}
@ -241,7 +241,7 @@ static int ThreadWakeupEventType = -1;
/// Callback that will wake up the thread it was scheduled for
static void ThreadWakeupCallback(u64 parameter, int cycles_late) {
Handle handle = static_cast<Handle>(parameter);
Thread* thread = Kernel::g_handle_table.Get<Thread>(handle);
SharedPtr<Thread> thread = Kernel::g_handle_table.Get<Thread>(handle);
if (thread == nullptr) {
LOG_ERROR(Kernel, "Thread doesn't exist %u", handle);
return;
@ -278,20 +278,18 @@ static void DebugThreadQueue() {
return;
}
LOG_DEBUG(Kernel, "0x%02X 0x%08X (current)", thread->current_priority, GetCurrentThread()->GetHandle());
for (Thread* t : thread_list) {
s32 priority = thread_ready_queue.contains(t);
for (auto& t : thread_list) {
s32 priority = thread_ready_queue.contains(t.get());
if (priority != -1) {
LOG_DEBUG(Kernel, "0x%02X 0x%08X", priority, t->GetHandle());
}
}
}
ResultVal<Thread*> Thread::Create(const char* name, u32 entry_point, s32 priority, u32 arg,
s32 processor_id, u32 stack_top, int stack_size) {
_dbg_assert_(Kernel, name != nullptr);
if ((u32)stack_size < 0x200) {
LOG_ERROR(Kernel, "(name=%s): invalid stack_size=0x%08X", name, stack_size);
ResultVal<SharedPtr<Thread>> Thread::Create(std::string name, VAddr entry_point, s32 priority,
u32 arg, s32 processor_id, VAddr stack_top, u32 stack_size) {
if (stack_size < 0x200) {
LOG_ERROR(Kernel, "(name=%s): invalid stack_size=0x%08X", name.c_str(), stack_size);
// TODO: Verify error
return ResultCode(ErrorDescription::InvalidSize, ErrorModule::Kernel,
ErrorSummary::InvalidArgument, ErrorLevel::Permanent);
@ -300,27 +298,26 @@ ResultVal<Thread*> Thread::Create(const char* name, u32 entry_point, s32 priorit
if (priority < THREADPRIO_HIGHEST || priority > THREADPRIO_LOWEST) {
s32 new_priority = CLAMP(priority, THREADPRIO_HIGHEST, THREADPRIO_LOWEST);
LOG_WARNING(Kernel_SVC, "(name=%s): invalid priority=%d, clamping to %d",
name, priority, new_priority);
name.c_str(), priority, new_priority);
// TODO(bunnei): Clamping to a valid priority is not necessarily correct behavior... Confirm
// validity of this
priority = new_priority;
}
if (!Memory::GetPointer(entry_point)) {
LOG_ERROR(Kernel_SVC, "(name=%s): invalid entry %08x", name, entry_point);
LOG_ERROR(Kernel_SVC, "(name=%s): invalid entry %08x", name.c_str(), entry_point);
// TODO: Verify error
return ResultCode(ErrorDescription::InvalidAddress, ErrorModule::Kernel,
ErrorSummary::InvalidArgument, ErrorLevel::Permanent);
}
Thread* thread = new Thread;
SharedPtr<Thread> thread(new Thread);
// TODO(yuriks): Thread requires a handle to be inserted into the various scheduling queues for
// the time being. Create a handle here, it will be copied to the handle field in
// the object and use by the rest of the code. This should be removed when other
// code doesn't rely on the handle anymore.
ResultVal<Handle> handle = Kernel::g_handle_table.Create(thread);
// TODO(yuriks): Plug memory leak
if (handle.Failed())
return handle.Code();
@ -337,12 +334,12 @@ ResultVal<Thread*> Thread::Create(const char* name, u32 entry_point, s32 priorit
thread->wait_type = WAITTYPE_NONE;
thread->wait_object = nullptr;
thread->wait_address = 0;
thread->name = name;
thread->name = std::move(name);
ResetThread(thread, arg, 0);
CallThread(thread);
ResetThread(thread.get(), arg, 0);
CallThread(thread.get());
return MakeResult<Thread*>(thread);
return MakeResult<SharedPtr<Thread>>(std::move(thread));
}
/// Set the priority of the thread specified by handle
@ -376,20 +373,20 @@ Handle SetupIdleThread() {
auto thread_res = Thread::Create("idle", Memory::KERNEL_MEMORY_VADDR, THREADPRIO_LOWEST, 0,
THREADPROCESSORID_0, 0, Kernel::DEFAULT_STACK_SIZE);
_dbg_assert_(Kernel, thread_res.Succeeded());
Thread* thread = *thread_res;
SharedPtr<Thread> thread = std::move(*thread_res);
thread->idle = true;
CallThread(thread);
CallThread(thread.get());
return thread->GetHandle();
}
Thread* SetupMainThread(s32 priority, int stack_size) {
SharedPtr<Thread> SetupMainThread(s32 priority, u32 stack_size) {
// Initialize new "main" thread
ResultVal<Thread*> thread_res = Thread::Create("main", Core::g_app_core->GetPC(), priority, 0,
THREADPROCESSORID_0, Memory::SCRATCHPAD_VADDR_END, stack_size);
auto thread_res = Thread::Create("main", Core::g_app_core->GetPC(), priority, 0,
THREADPROCESSORID_0, Memory::SCRATCHPAD_VADDR_END, stack_size);
// TODO(yuriks): Propagate error
_dbg_assert_(Kernel, thread_res.Succeeded());
Thread* thread = *thread_res;
SharedPtr<Thread> thread = std::move(*thread_res);
// If running another thread already, set it to "ready" state
Thread* cur = GetCurrentThread();
@ -398,7 +395,7 @@ Thread* SetupMainThread(s32 priority, int stack_size) {
}
// Run new "main" thread
current_thread = thread;
current_thread = thread.get();
thread->status = THREADSTATUS_RUNNING;
Core::g_app_core->LoadContext(thread->context);
@ -418,7 +415,7 @@ void Reschedule() {
} else {
LOG_TRACE(Kernel, "cannot context switch from 0x%08X, no higher priority thread!", prev->GetHandle());
for (Thread* thread : thread_list) {
for (auto& thread : thread_list) {
LOG_TRACE(Kernel, "\thandle=0x%08X prio=0x%02X, status=0x%08X wait_type=0x%08X wait_handle=0x%08X",
thread->GetHandle(), thread->current_priority, thread->status, thread->wait_type,
(thread->wait_object ? thread->wait_object->GetHandle() : INVALID_HANDLE));

8
src/core/hle/kernel/thread.h
View file

@ -54,8 +54,8 @@ namespace Kernel {
class Thread : public Kernel::Object {
public:
static ResultVal<Thread*> Create(const char* name, u32 entry_point, s32 priority, u32 arg,
s32 processor_id, u32 stack_top, int stack_size = Kernel::DEFAULT_STACK_SIZE);
static ResultVal<SharedPtr<Thread>> Create(std::string name, VAddr entry_point, s32 priority,
u32 arg, s32 processor_id, VAddr stack_top, u32 stack_size);
std::string GetName() const override { return name; }
std::string GetTypeName() const override { return "Thread"; }
@ -99,7 +99,7 @@ public:
Object* wait_object;
VAddr wait_address;
std::vector<Thread*> waiting_threads; // TODO(yuriks): Owned
std::vector<SharedPtr<Thread>> waiting_threads;
std::string name;
@ -111,7 +111,7 @@ private:
};
/// Sets up the primary application thread
Thread* SetupMainThread(s32 priority, int stack_size = Kernel::DEFAULT_STACK_SIZE);
SharedPtr<Thread> SetupMainThread(s32 priority, u32 stack_size);
/// Reschedules to the next available thread (call after current thread is suspended)
void Reschedule();

10
src/core/hle/kernel/timer.cpp
View file

@ -66,7 +66,7 @@ ResultCode CreateTimer(Handle* handle, const ResetType reset_type, const std::st
}
ResultCode ClearTimer(Handle handle) {
Timer* timer = Kernel::g_handle_table.Get<Timer>(handle);
SharedPtr<Timer> timer = Kernel::g_handle_table.Get<Timer>(handle);
if (timer == nullptr)
return InvalidHandle(ErrorModule::Kernel);
@ -80,7 +80,7 @@ static int TimerCallbackEventType = -1;
/// The timer callback event, called when a timer is fired
static void TimerCallback(u64 timer_handle, int cycles_late) {
Timer* timer = Kernel::g_handle_table.Get<Timer>(timer_handle);
SharedPtr<Timer> timer = Kernel::g_handle_table.Get<Timer>(timer_handle);
if (timer == nullptr) {
LOG_CRITICAL(Kernel, "Callback fired for invalid timer %u", timer_handle);
@ -93,7 +93,7 @@ static void TimerCallback(u64 timer_handle, int cycles_late) {
// Resume all waiting threads
for (Handle thread_handle : timer->waiting_threads) {
if (Thread* thread = Kernel::g_handle_table.Get<Thread>(thread_handle))
if (SharedPtr<Thread> thread = Kernel::g_handle_table.Get<Thread>(thread_handle))
thread->ResumeFromWait();
}
@ -111,7 +111,7 @@ static void TimerCallback(u64 timer_handle, int cycles_late) {
}
ResultCode SetTimer(Handle handle, s64 initial, s64 interval) {
Timer* timer = Kernel::g_handle_table.Get<Timer>(handle);
SharedPtr<Timer> timer = Kernel::g_handle_table.Get<Timer>(handle);
if (timer == nullptr)
return InvalidHandle(ErrorModule::Kernel);
@ -125,7 +125,7 @@ ResultCode SetTimer(Handle handle, s64 initial, s64 interval) {
}
ResultCode CancelTimer(Handle handle) {
Timer* timer = Kernel::g_handle_table.Get<Timer>(handle);
SharedPtr<Timer> timer = Kernel::g_handle_table.Get<Timer>(handle);
if (timer == nullptr)
return InvalidHandle(ErrorModule::Kernel);

3
src/core/hle/service/service.cpp
View file

@ -59,7 +59,8 @@ void Manager::DeleteService(const std::string& port_name) {
}
Interface* Manager::FetchFromHandle(Handle handle) {
return Kernel::g_handle_table.Get<Interface>(handle);
// TODO(yuriks): This function is very suspicious and should probably be exterminated.
return Kernel::g_handle_table.Get<Interface>(handle).get();
}
Interface* Manager::FetchFromPortName(const std::string& port_name) {

31
src/core/hle/svc.cpp
View file

@ -25,6 +25,8 @@
////////////////////////////////////////////////////////////////////////////////////////////////////
// Namespace SVC
using Kernel::SharedPtr;
namespace SVC {
enum ControlMemoryOperation {
@ -94,7 +96,7 @@ static Result ConnectToPort(Handle* out, const char* port_name) {
/// Synchronize to an OS service
static Result SendSyncRequest(Handle handle) {
Kernel::Session* session = Kernel::g_handle_table.Get<Kernel::Session>(handle);
SharedPtr<Kernel::Session> session = Kernel::g_handle_table.Get<Kernel::Session>(handle);
if (session == nullptr) {
return InvalidHandle(ErrorModule::Kernel).raw;
}
@ -121,12 +123,12 @@ static Result WaitSynchronization1(Handle handle, s64 nano_seconds) {
// TODO(bunnei): Do something with nano_seconds, currently ignoring this
bool wait_infinite = (nano_seconds == -1); // Used to wait until a thread has terminated
Kernel::Object* object = Kernel::g_handle_table.GetGeneric(handle);
SharedPtr<Kernel::Object> object = Kernel::g_handle_table.GetGeneric(handle);
if (object == nullptr)
return InvalidHandle(ErrorModule::Kernel).raw;
LOG_TRACE(Kernel_SVC, "called handle=0x%08X(%s:%s), nanoseconds=%lld", handle, object->GetTypeName().c_str(),
object->GetName().c_str(), nano_seconds);
LOG_TRACE(Kernel_SVC, "called handle=0x%08X(%s:%s), nanoseconds=%lld", handle,
object->GetTypeName().c_str(), object->GetName().c_str(), nano_seconds);
ResultVal<bool> wait = object->WaitSynchronization();
@ -151,12 +153,12 @@ static Result WaitSynchronizationN(s32* out, Handle* handles, s32 handle_count,
// Iterate through each handle, synchronize kernel object
for (s32 i = 0; i < handle_count; i++) {
Kernel::Object* object = Kernel::g_handle_table.GetGeneric(handles[i]);
SharedPtr<Kernel::Object> object = Kernel::g_handle_table.GetGeneric(handles[i]);
if (object == nullptr)
return InvalidHandle(ErrorModule::Kernel).raw;
LOG_TRACE(Kernel_SVC, "\thandle[%d] = 0x%08X(%s:%s)", i, handles[i], object->GetTypeName().c_str(),
object->GetName().c_str());
LOG_TRACE(Kernel_SVC, "\thandle[%d] = 0x%08X(%s:%s)", i, handles[i],
object->GetTypeName().c_str(), object->GetName().c_str());
// TODO(yuriks): Verify how the real function behaves when an error happens here
ResultVal<bool> wait_result = object->WaitSynchronization();
@ -223,6 +225,8 @@ static Result GetResourceLimitCurrentValues(s64* values, Handle resource_limit,
/// Creates a new thread
static Result CreateThread(u32 priority, u32 entry_point, u32 arg, u32 stack_top, u32 processor_id) {
using Kernel::Thread;
std::string name;
if (Symbols::HasSymbol(entry_point)) {
TSymbol symbol = Symbols::GetSymbol(entry_point);
@ -231,12 +235,13 @@ static Result CreateThread(u32 priority, u32 entry_point, u32 arg, u32 stack_top
name = Common::StringFromFormat("unknown-%08x", entry_point);
}
ResultVal<Kernel::Thread*> thread_res = Kernel::Thread::Create(name.c_str(), entry_point, priority, arg,
processor_id, stack_top);
ResultVal<SharedPtr<Thread>> thread_res = Kernel::Thread::Create(
name, entry_point, priority, arg, processor_id, stack_top, Kernel::DEFAULT_STACK_SIZE);
if (thread_res.Failed())
return thread_res.Code().raw;
Kernel::Thread* thread = *thread_res;
SharedPtr<Thread> thread = std::move(*thread_res);
// TODO(yuriks): Create new handle instead of using built-in
Core::g_app_core->SetReg(1, thread->GetHandle());
LOG_TRACE(Kernel_SVC, "called entrypoint=0x%08X (%s), arg=0x%08X, stacktop=0x%08X, "
@ -261,7 +266,7 @@ static void ExitThread() {
/// Gets the priority for the specified thread
static Result GetThreadPriority(s32* priority, Handle handle) {
const Kernel::Thread* thread = Kernel::g_handle_table.Get<Kernel::Thread>(handle);
const SharedPtr<Kernel::Thread> thread = Kernel::g_handle_table.Get<Kernel::Thread>(handle);
if (thread == nullptr)
return InvalidHandle(ErrorModule::Kernel).raw;
@ -271,7 +276,7 @@ static Result GetThreadPriority(s32* priority, Handle handle) {
/// Sets the priority for the specified thread
static Result SetThreadPriority(Handle handle, s32 priority) {
Kernel::Thread* thread = Kernel::g_handle_table.Get<Kernel::Thread>(handle);
SharedPtr<Kernel::Thread> thread = Kernel::g_handle_table.Get<Kernel::Thread>(handle);
if (thread == nullptr)
return InvalidHandle(ErrorModule::Kernel).raw;
@ -298,7 +303,7 @@ static Result ReleaseMutex(Handle handle) {
static Result GetThreadId(u32* thread_id, Handle handle) {
LOG_TRACE(Kernel_SVC, "called thread=0x%08X", handle);
const Kernel::Thread* thread = Kernel::g_handle_table.Get<Kernel::Thread>(handle);
const SharedPtr<Kernel::Thread> thread = Kernel::g_handle_table.Get<Kernel::Thread>(handle);
if (thread == nullptr)
return InvalidHandle(ErrorModule::Kernel).raw;