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Code Issues Releases Activity

kern: SvcGetProcessInfo, SvcTerminateProcess

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This commit is contained in:
Michael Scire 2020-07-22 11:15:45 -07:00 committed by SciresM
parent 632a75eee7
commit afe7e41de8
3 changed files with 71 additions and 4 deletions
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2
libraries/libmesosphere/include/mesosphere/kern_k_process.hpp
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@ -155,6 +155,8 @@ namespace ams::kern {
return this->is_suspended;
}
Result Terminate();
constexpr bool IsTerminated() const {
return this->state == State_Terminated;
}

4
libraries/libmesosphere/source/kern_k_process.cpp
View file

@ -277,6 +277,10 @@ namespace ams::kern {
MESOSPHERE_UNIMPLEMENTED();
}
Result KProcess::Terminate() {
MESOSPHERE_UNIMPLEMENTED();
}
Result KProcess::AddSharedMemory(KSharedMemory *shmem, KProcessAddress address, size_t size) {
/* Lock ourselves, to prevent concurrent access. */
KScopedLightLock lk(this->state_lock);

69
libraries/libmesosphere/source/svc/kern_svc_process.cpp
View file

@ -283,6 +283,67 @@ namespace ams::kern::svc {
return ResultSuccess();
}
Result TerminateProcess(ams::svc::Handle process_handle) {
/* Get the target process. */
KProcess *process = GetCurrentProcess().GetHandleTable().GetObject<KProcess>(process_handle).ReleasePointerUnsafe();
R_UNLESS(process != nullptr, svc::ResultInvalidHandle());
if (process != GetCurrentProcessPointer()) {
/* We're terminating another process. Close our reference after terminating the process. */
ON_SCOPE_EXIT { process->Close(); };
/* Terminate the process. */
R_TRY(process->Terminate());
} else {
/* We're terminating ourselves. Close our reference immediately. */
process->Close();
/* Exit. */
ExitProcess();
}
return ResultSuccess();
}
Result GetProcessInfo(int64_t *out, ams::svc::Handle process_handle, ams::svc::ProcessInfoType info_type) {
/* Get the target process. */
KScopedAutoObject process = GetCurrentProcess().GetHandleTable().GetObject<KProcess>(process_handle);
R_UNLESS(process.IsNotNull(), svc::ResultInvalidHandle());
/* Get the info. */
switch (info_type) {
case ams::svc::ProcessInfoType_ProcessState:
{
/* Get the process's state. */
KProcess::State state;
{
KScopedLightLock proc_lk(process->GetStateLock());
KScopedSchedulerLock sl;
state = process->GetState();
}
/* Convert to svc state. */
switch (state) {
case KProcess::State_Created: *out = ams::svc::ProcessState_Created; break;
case KProcess::State_CreatedAttached: *out = ams::svc::ProcessState_CreatedAttached; break;
case KProcess::State_Running: *out = ams::svc::ProcessState_Running; break;
case KProcess::State_Crashed: *out = ams::svc::ProcessState_Crashed; break;
case KProcess::State_RunningAttached: *out = ams::svc::ProcessState_RunningAttached; break;
case KProcess::State_Terminating: *out = ams::svc::ProcessState_Terminating; break;
case KProcess::State_Terminated: *out = ams::svc::ProcessState_Terminated; break;
case KProcess::State_DebugBreak: *out = ams::svc::ProcessState_DebugBreak; break;
MESOSPHERE_UNREACHABLE_DEFAULT_CASE();
}
}
break;
default:
return svc::ResultInvalidEnumValue();
}
return ResultSuccess();
}
}
/* ============================= 64 ABI ============================= */
@ -308,11 +369,11 @@ namespace ams::kern::svc {
}
Result TerminateProcess64(ams::svc::Handle process_handle) {
MESOSPHERE_PANIC("Stubbed SvcTerminateProcess64 was called.");
return TerminateProcess(process_handle);
}
Result GetProcessInfo64(int64_t *out_info, ams::svc::Handle process_handle, ams::svc::ProcessInfoType info_type) {
MESOSPHERE_PANIC("Stubbed SvcGetProcessInfo64 was called.");
return GetProcessInfo(out_info, process_handle, info_type);
}
/* ============================= 64From32 ABI ============================= */
@ -338,11 +399,11 @@ namespace ams::kern::svc {
}
Result TerminateProcess64From32(ams::svc::Handle process_handle) {
MESOSPHERE_PANIC("Stubbed SvcTerminateProcess64From32 was called.");
return TerminateProcess(process_handle);
}
Result GetProcessInfo64From32(int64_t *out_info, ams::svc::Handle process_handle, ams::svc::ProcessInfoType info_type) {
MESOSPHERE_PANIC("Stubbed SvcGetProcessInfo64From32 was called.");
return GetProcessInfo(out_info, process_handle, info_type);
}
}