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svc: Reorganize svcGetInfo, handle more error cases for existing implemented info categories 

Our implementation of svcGetInfo was slightly incorrect in that we
weren't doing proper error checking everywhere. Instead, reorganize it
to be similar to how the kernel seems to do it.
This commit is contained in:
Lioncash 2018-12-02 01:37:15 -05:00
parent e88cdcc912
commit 6712e7402c
1 changed files with 99 additions and 50 deletions
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147
src/core/hle/kernel/svc.cpp
View File

@ -682,37 +682,109 @@ static ResultCode GetInfo(u64* result, u64 info_id, u64 handle, u64 info_sub_id)
ThreadTickCount = 0xF0000002,
};
const auto* current_process = Core::CurrentProcess();
const auto& vm_manager = current_process->VMManager();
const auto info_id_type = static_cast<GetInfoType>(info_id);
switch (static_cast<GetInfoType>(info_id)) {
switch (info_id_type) {
case GetInfoType::AllowedCpuIdBitmask:
*result = current_process->GetAllowedProcessorMask();
break;
case GetInfoType::AllowedThreadPrioBitmask:
*result = current_process->GetAllowedThreadPriorityMask();
break;
case GetInfoType::MapRegionBaseAddr:
*result = vm_manager.GetMapRegionBaseAddress();
break;
case GetInfoType::MapRegionSize:
*result = vm_manager.GetMapRegionSize();
break;
case GetInfoType::HeapRegionBaseAddr:
*result = vm_manager.GetHeapRegionBaseAddress();
break;
case GetInfoType::HeapRegionSize:
*result = vm_manager.GetHeapRegionSize();
break;
case GetInfoType::ASLRRegionBaseAddr:
case GetInfoType::ASLRRegionSize:
case GetInfoType::NewMapRegionBaseAddr:
case GetInfoType::NewMapRegionSize:
case GetInfoType::TotalMemoryUsage:
*result = vm_manager.GetTotalMemoryUsage();
break;
case GetInfoType::TotalHeapUsage:
*result = vm_manager.GetTotalHeapUsage();
case GetInfoType::IsVirtualAddressMemoryEnabled:
case GetInfoType::PersonalMmHeapUsage:
case GetInfoType::TitleId:
case GetInfoType::UserExceptionContextAddr: {
if (info_sub_id != 0) {
return ERR_INVALID_ENUM_VALUE;
}
const auto* process = Core::CurrentProcess();
if (!process) {
return ERR_INVALID_HANDLE;
}
switch (info_id_type) {
case GetInfoType::AllowedCpuIdBitmask:
*result = process->GetAllowedProcessorMask();
return RESULT_SUCCESS;
case GetInfoType::AllowedThreadPrioBitmask:
*result = process->GetAllowedThreadPriorityMask();
return RESULT_SUCCESS;
case GetInfoType::MapRegionBaseAddr:
*result = process->VMManager().GetMapRegionBaseAddress();
return RESULT_SUCCESS;
case GetInfoType::MapRegionSize:
*result = process->VMManager().GetMapRegionSize();
return RESULT_SUCCESS;
case GetInfoType::HeapRegionBaseAddr:
*result = process->VMManager().GetHeapRegionBaseAddress();
return RESULT_SUCCESS;
case GetInfoType::HeapRegionSize:
*result = process->VMManager().GetHeapRegionSize();
return RESULT_SUCCESS;
case GetInfoType::ASLRRegionBaseAddr:
*result = process->VMManager().GetASLRRegionBaseAddress();
return RESULT_SUCCESS;
case GetInfoType::ASLRRegionSize:
*result = process->VMManager().GetASLRRegionSize();
return RESULT_SUCCESS;
case GetInfoType::NewMapRegionBaseAddr:
*result = process->VMManager().GetNewMapRegionBaseAddress();
return RESULT_SUCCESS;
case GetInfoType::NewMapRegionSize:
*result = process->VMManager().GetNewMapRegionSize();
return RESULT_SUCCESS;
case GetInfoType::TotalMemoryUsage:
*result = process->VMManager().GetTotalMemoryUsage();
return RESULT_SUCCESS;
case GetInfoType::TotalHeapUsage:
*result = process->VMManager().GetTotalHeapUsage();
return RESULT_SUCCESS;
case GetInfoType::IsVirtualAddressMemoryEnabled:
*result = process->IsVirtualMemoryEnabled();
return RESULT_SUCCESS;
case GetInfoType::TitleId:
*result = process->GetTitleID();
return RESULT_SUCCESS;
case GetInfoType::UserExceptionContextAddr:
LOG_WARNING(Kernel_SVC,
"(STUBBED) Attempted to query user exception context address, returned 0");
*result = 0;
return RESULT_SUCCESS;
default:
break;
}
LOG_WARNING(Kernel_SVC, "(STUBBED) Unimplemented svcGetInfo id=0x{:016X}", info_id);
return ERR_INVALID_ENUM_VALUE;
}
case GetInfoType::IsCurrentProcessBeingDebugged:
*result = 0;
break;
return RESULT_SUCCESS;
case GetInfoType::RandomEntropy:
if (handle != 0) {
LOG_ERROR(Kernel_SVC, "Process Handle is non zero, expected 0 result but got {:016X}",
@ -726,37 +798,15 @@ static ResultCode GetInfo(u64* result, u64 info_id, u64 handle, u64 info_sub_id)
return ERR_INVALID_COMBINATION;
}
*result = current_process->GetRandomEntropy(info_sub_id);
*result = Core::CurrentProcess()->GetRandomEntropy(info_sub_id);
return RESULT_SUCCESS;
break;
case GetInfoType::ASLRRegionBaseAddr:
*result = vm_manager.GetASLRRegionBaseAddress();
break;
case GetInfoType::ASLRRegionSize:
*result = vm_manager.GetASLRRegionSize();
break;
case GetInfoType::NewMapRegionBaseAddr:
*result = vm_manager.GetNewMapRegionBaseAddress();
break;
case GetInfoType::NewMapRegionSize:
*result = vm_manager.GetNewMapRegionSize();
break;
case GetInfoType::IsVirtualAddressMemoryEnabled:
*result = current_process->IsVirtualMemoryEnabled();
break;
case GetInfoType::TitleId:
*result = current_process->GetTitleID();
break;
case GetInfoType::PrivilegedProcessId:
LOG_WARNING(Kernel_SVC,
"(STUBBED) Attempted to query privileged process id bounds, returned 0");
*result = 0;
break;
case GetInfoType::UserExceptionContextAddr:
LOG_WARNING(Kernel_SVC,
"(STUBBED) Attempted to query user exception context address, returned 0");
*result = 0;
break;
return RESULT_SUCCESS;
case GetInfoType::ThreadTickCount: {
constexpr u64 num_cpus = 4;
if (info_sub_id != 0xFFFFFFFFFFFFFFFF && info_sub_id >= num_cpus) {
@ -766,7 +816,7 @@ static ResultCode GetInfo(u64* result, u64 info_id, u64 handle, u64 info_sub_id)
}
const auto thread =
current_process->GetHandleTable().Get<Thread>(static_cast<Handle>(handle));
Core::CurrentProcess()->GetHandleTable().Get<Thread>(static_cast<Handle>(handle));
if (!thread) {
LOG_ERROR(Kernel_SVC, "Thread handle does not exist, handle=0x{:08X}",
static_cast<Handle>(handle));
@ -789,14 +839,13 @@ static ResultCode GetInfo(u64* result, u64 info_id, u64 handle, u64 info_sub_id)
}
*result = out_ticks;
break;
return RESULT_SUCCESS;
}
default:
LOG_WARNING(Kernel_SVC, "(STUBBED) Unimplemented svcGetInfo id=0x{:016X}", info_id);
return ERR_INVALID_ENUM_VALUE;
}
return RESULT_SUCCESS;
}
/// Sets the thread activity