Merge pull request #750 from Subv/process_svc
Core/HLE: Implemented the SVCs GetProcessId and GetProcessIdOfThread
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820b97787c
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@ -115,8 +115,7 @@ SharedPtr<Object> HandleTable::GetGeneric(Handle handle) const {
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if (handle == CurrentThread) {
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return GetCurrentThread();
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} else if (handle == CurrentProcess) {
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LOG_ERROR(Kernel, "Current process (%08X) pseudo-handle not supported", CurrentProcess);
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return nullptr;
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return g_current_process;
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}
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if (!IsValid(handle)) {
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@ -139,6 +138,9 @@ void Init() {
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Kernel::TimersInit();
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Object::next_object_id = 0;
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// TODO(Subv): Start the process ids from 10 for now, as lower PIDs are
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// reserved for low-level services
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Process::next_process_id = 10;
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}
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/// Shutdown the kernel
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@ -12,6 +12,8 @@
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namespace Kernel {
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u32 Process::next_process_id;
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SharedPtr<Process> Process::Create(std::string name, u64 program_id) {
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SharedPtr<Process> process(new Process);
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@ -55,6 +55,8 @@ public:
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static const HandleType HANDLE_TYPE = HandleType::Process;
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HandleType GetHandleType() const override { return HANDLE_TYPE; }
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static u32 next_process_id;
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/// Name of the process
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std::string name;
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/// Title ID corresponding to the process
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@ -69,6 +71,9 @@ public:
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boost::container::static_vector<AddressMapping, 8> address_mappings;
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ProcessFlags flags;
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/// The id of this process
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u32 process_id = next_process_id++;
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/**
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* Parses a list of kernel capability descriptors (as found in the ExHeader) and applies them
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* to this process.
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@ -17,6 +17,7 @@
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#include "core/core_timing.h"
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#include "core/hle/hle.h"
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#include "core/hle/kernel/kernel.h"
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#include "core/hle/kernel/process.h"
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#include "core/hle/kernel/thread.h"
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#include "core/hle/kernel/mutex.h"
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#include "core/hle/result.h"
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@ -402,6 +403,7 @@ ResultVal<SharedPtr<Thread>> Thread::Create(std::string name, VAddr entry_point,
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thread->wait_address = 0;
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thread->name = std::move(name);
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thread->callback_handle = wakeup_callback_handle_table.Create(thread).MoveFrom();
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thread->owner_process = g_current_process;
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VAddr tls_address = Memory::TLS_AREA_VADDR + (thread->thread_id - 1) * 0x200;
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@ -45,6 +45,7 @@ enum ThreadStatus {
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namespace Kernel {
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class Mutex;
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class Process;
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class Thread final : public WaitObject {
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public:
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@ -161,6 +162,7 @@ public:
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/// Mutexes currently held by this thread, which will be released when it exits.
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boost::container::flat_set<SharedPtr<Mutex>> held_mutexes;
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SharedPtr<Process> owner_process; ///< Process that owns this thread
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std::vector<SharedPtr<WaitObject>> wait_objects; ///< Objects that the thread is waiting on
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VAddr wait_address; ///< If waiting on an AddressArbiter, this is the arbitration address
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bool wait_all; ///< True if the thread is waiting on all objects before resuming
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@ -16,6 +16,7 @@
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#include "core/hle/kernel/address_arbiter.h"
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#include "core/hle/kernel/event.h"
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#include "core/hle/kernel/mutex.h"
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#include "core/hle/kernel/process.h"
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#include "core/hle/kernel/semaphore.h"
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#include "core/hle/kernel/shared_memory.h"
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#include "core/hle/kernel/thread.h"
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@ -424,6 +425,34 @@ static ResultCode ReleaseMutex(Handle handle) {
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return RESULT_SUCCESS;
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}
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/// Get the ID of the specified process
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static ResultCode GetProcessId(u32* process_id, Handle process_handle) {
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LOG_TRACE(Kernel_SVC, "called process=0x%08X", process_handle);
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const SharedPtr<Kernel::Process> process = Kernel::g_handle_table.Get<Kernel::Process>(process_handle);
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if (process == nullptr)
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return ERR_INVALID_HANDLE;
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*process_id = process->process_id;
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return RESULT_SUCCESS;
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}
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/// Get the ID of the process that owns the specified thread
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static ResultCode GetProcessIdOfThread(u32* process_id, Handle thread_handle) {
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LOG_TRACE(Kernel_SVC, "called thread=0x%08X", thread_handle);
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const SharedPtr<Kernel::Thread> thread = Kernel::g_handle_table.Get<Kernel::Thread>(thread_handle);
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if (thread == nullptr)
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return ERR_INVALID_HANDLE;
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const SharedPtr<Kernel::Process> process = thread->owner_process;
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ASSERT_MSG(process != nullptr, "Invalid parent process for thread=0x%08X", thread_handle);
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*process_id = process->process_id;
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return RESULT_SUCCESS;
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}
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/// Get the ID for the specified thread.
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static ResultCode GetThreadId(u32* thread_id, Handle handle) {
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LOG_TRACE(Kernel_SVC, "called thread=0x%08X", handle);
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@ -674,8 +703,8 @@ static const FunctionDef SVC_Table[] = {
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{0x32, HLE::Wrap<SendSyncRequest>, "SendSyncRequest"},
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{0x33, nullptr, "OpenProcess"},
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{0x34, nullptr, "OpenThread"},
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{0x35, nullptr, "GetProcessId"},
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{0x36, nullptr, "GetProcessIdOfThread"},
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{0x35, HLE::Wrap<GetProcessId>, "GetProcessId"},
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{0x36, HLE::Wrap<GetProcessIdOfThread>, "GetProcessIdOfThread"},
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{0x37, HLE::Wrap<GetThreadId>, "GetThreadId"},
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{0x38, HLE::Wrap<GetResourceLimit>, "GetResourceLimit"},
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{0x39, nullptr, "GetResourceLimitLimitValues"},
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