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Merge pull request #750 from Subv/process_svc

Core/HLE: Implemented the SVCs GetProcessId and GetProcessIdOfThread
This commit is contained in:
Yuri Kunde Schlesner 2015-05-11 17:44:26 -07:00
commit 820b97787c
6 changed files with 46 additions and 4 deletions

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@ -115,8 +115,7 @@ SharedPtr<Object> HandleTable::GetGeneric(Handle handle) const {
if (handle == CurrentThread) { if (handle == CurrentThread) {
return GetCurrentThread(); return GetCurrentThread();
} else if (handle == CurrentProcess) { } else if (handle == CurrentProcess) {
LOG_ERROR(Kernel, "Current process (%08X) pseudo-handle not supported", CurrentProcess); return g_current_process;
return nullptr;
} }
if (!IsValid(handle)) { if (!IsValid(handle)) {
@ -139,6 +138,9 @@ void Init() {
Kernel::TimersInit(); Kernel::TimersInit();
Object::next_object_id = 0; Object::next_object_id = 0;
// TODO(Subv): Start the process ids from 10 for now, as lower PIDs are
// reserved for low-level services
Process::next_process_id = 10;
} }
/// Shutdown the kernel /// Shutdown the kernel

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@ -12,6 +12,8 @@
namespace Kernel { namespace Kernel {
u32 Process::next_process_id;
SharedPtr<Process> Process::Create(std::string name, u64 program_id) { SharedPtr<Process> Process::Create(std::string name, u64 program_id) {
SharedPtr<Process> process(new Process); SharedPtr<Process> process(new Process);

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@ -55,6 +55,8 @@ public:
static const HandleType HANDLE_TYPE = HandleType::Process; static const HandleType HANDLE_TYPE = HandleType::Process;
HandleType GetHandleType() const override { return HANDLE_TYPE; } HandleType GetHandleType() const override { return HANDLE_TYPE; }
static u32 next_process_id;
/// Name of the process /// Name of the process
std::string name; std::string name;
/// Title ID corresponding to the process /// Title ID corresponding to the process
@ -69,6 +71,9 @@ public:
boost::container::static_vector<AddressMapping, 8> address_mappings; boost::container::static_vector<AddressMapping, 8> address_mappings;
ProcessFlags flags; ProcessFlags flags;
/// The id of this process
u32 process_id = next_process_id++;
/** /**
* Parses a list of kernel capability descriptors (as found in the ExHeader) and applies them * Parses a list of kernel capability descriptors (as found in the ExHeader) and applies them
* to this process. * to this process.

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@ -17,6 +17,7 @@
#include "core/core_timing.h" #include "core/core_timing.h"
#include "core/hle/hle.h" #include "core/hle/hle.h"
#include "core/hle/kernel/kernel.h" #include "core/hle/kernel/kernel.h"
#include "core/hle/kernel/process.h"
#include "core/hle/kernel/thread.h" #include "core/hle/kernel/thread.h"
#include "core/hle/kernel/mutex.h" #include "core/hle/kernel/mutex.h"
#include "core/hle/result.h" #include "core/hle/result.h"
@ -402,6 +403,7 @@ ResultVal<SharedPtr<Thread>> Thread::Create(std::string name, VAddr entry_point,
thread->wait_address = 0; thread->wait_address = 0;
thread->name = std::move(name); thread->name = std::move(name);
thread->callback_handle = wakeup_callback_handle_table.Create(thread).MoveFrom(); thread->callback_handle = wakeup_callback_handle_table.Create(thread).MoveFrom();
thread->owner_process = g_current_process;
VAddr tls_address = Memory::TLS_AREA_VADDR + (thread->thread_id - 1) * 0x200; VAddr tls_address = Memory::TLS_AREA_VADDR + (thread->thread_id - 1) * 0x200;

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@ -45,6 +45,7 @@ enum ThreadStatus {
namespace Kernel { namespace Kernel {
class Mutex; class Mutex;
class Process;
class Thread final : public WaitObject { class Thread final : public WaitObject {
public: public:
@ -161,6 +162,7 @@ public:
/// Mutexes currently held by this thread, which will be released when it exits. /// Mutexes currently held by this thread, which will be released when it exits.
boost::container::flat_set<SharedPtr<Mutex>> held_mutexes; boost::container::flat_set<SharedPtr<Mutex>> held_mutexes;
SharedPtr<Process> owner_process; ///< Process that owns this thread
std::vector<SharedPtr<WaitObject>> wait_objects; ///< Objects that the thread is waiting on std::vector<SharedPtr<WaitObject>> wait_objects; ///< Objects that the thread is waiting on
VAddr wait_address; ///< If waiting on an AddressArbiter, this is the arbitration address VAddr wait_address; ///< If waiting on an AddressArbiter, this is the arbitration address
bool wait_all; ///< True if the thread is waiting on all objects before resuming bool wait_all; ///< True if the thread is waiting on all objects before resuming

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@ -16,6 +16,7 @@
#include "core/hle/kernel/address_arbiter.h" #include "core/hle/kernel/address_arbiter.h"
#include "core/hle/kernel/event.h" #include "core/hle/kernel/event.h"
#include "core/hle/kernel/mutex.h" #include "core/hle/kernel/mutex.h"
#include "core/hle/kernel/process.h"
#include "core/hle/kernel/semaphore.h" #include "core/hle/kernel/semaphore.h"
#include "core/hle/kernel/shared_memory.h" #include "core/hle/kernel/shared_memory.h"
#include "core/hle/kernel/thread.h" #include "core/hle/kernel/thread.h"
@ -424,6 +425,34 @@ static ResultCode ReleaseMutex(Handle handle) {
return RESULT_SUCCESS; return RESULT_SUCCESS;
} }
/// Get the ID of the specified process
static ResultCode GetProcessId(u32* process_id, Handle process_handle) {
LOG_TRACE(Kernel_SVC, "called process=0x%08X", process_handle);
const SharedPtr<Kernel::Process> process = Kernel::g_handle_table.Get<Kernel::Process>(process_handle);
if (process == nullptr)
return ERR_INVALID_HANDLE;
*process_id = process->process_id;
return RESULT_SUCCESS;
}
/// Get the ID of the process that owns the specified thread
static ResultCode GetProcessIdOfThread(u32* process_id, Handle thread_handle) {
LOG_TRACE(Kernel_SVC, "called thread=0x%08X", thread_handle);
const SharedPtr<Kernel::Thread> thread = Kernel::g_handle_table.Get<Kernel::Thread>(thread_handle);
if (thread == nullptr)
return ERR_INVALID_HANDLE;
const SharedPtr<Kernel::Process> process = thread->owner_process;
ASSERT_MSG(process != nullptr, "Invalid parent process for thread=0x%08X", thread_handle);
*process_id = process->process_id;
return RESULT_SUCCESS;
}
/// Get the ID for the specified thread. /// Get the ID for the specified thread.
static ResultCode GetThreadId(u32* thread_id, Handle handle) { static ResultCode GetThreadId(u32* thread_id, Handle handle) {
LOG_TRACE(Kernel_SVC, "called thread=0x%08X", handle); LOG_TRACE(Kernel_SVC, "called thread=0x%08X", handle);
@ -674,8 +703,8 @@ static const FunctionDef SVC_Table[] = {
{0x32, HLE::Wrap<SendSyncRequest>, "SendSyncRequest"}, {0x32, HLE::Wrap<SendSyncRequest>, "SendSyncRequest"},
{0x33, nullptr, "OpenProcess"}, {0x33, nullptr, "OpenProcess"},
{0x34, nullptr, "OpenThread"}, {0x34, nullptr, "OpenThread"},
{0x35, nullptr, "GetProcessId"}, {0x35, HLE::Wrap<GetProcessId>, "GetProcessId"},
{0x36, nullptr, "GetProcessIdOfThread"}, {0x36, HLE::Wrap<GetProcessIdOfThread>, "GetProcessIdOfThread"},
{0x37, HLE::Wrap<GetThreadId>, "GetThreadId"}, {0x37, HLE::Wrap<GetThreadId>, "GetThreadId"},
{0x38, HLE::Wrap<GetResourceLimit>, "GetResourceLimit"}, {0x38, HLE::Wrap<GetResourceLimit>, "GetResourceLimit"},
{0x39, nullptr, "GetResourceLimitLimitValues"}, {0x39, nullptr, "GetResourceLimitLimitValues"},