Atmosphere/libraries/libmesosphere/source/svc/kern_svc_process.cpp
2020-07-31 14:50:52 -07:00

130 lines
5.7 KiB
C++

/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <mesosphere.hpp>
namespace ams::kern::svc {
/* ============================= Common ============================= */
namespace {
void ExitProcess() {
GetCurrentProcess().Exit();
MESOSPHERE_PANIC("Process survived call to exit");
}
Result GetProcessId(u64 *out_process_id, ams::svc::Handle handle) {
/* Get the object from the handle table. */
KScopedAutoObject obj = GetCurrentProcess().GetHandleTable().GetObject<KAutoObject>(handle);
R_UNLESS(obj.IsNotNull(), svc::ResultInvalidHandle());
/* Get the process from the object. */
KProcess *process = nullptr;
if (obj->IsDerivedFrom(KProcess::GetStaticTypeObj())) {
/* The object is a process, so we can use it directly. */
process = reinterpret_cast<KProcess *>(obj.GetPointerUnsafe());
} else if (obj->IsDerivedFrom(KThread::GetStaticTypeObj())) {
/* The object is a thread, so we want to use its parent. */
process = reinterpret_cast<KThread *>(obj.GetPointerUnsafe())->GetOwnerProcess();
} else if (obj->IsDerivedFrom(KDebug::GetStaticTypeObj())) {
/* The object is a debug, so we want to use the process it's attached to. */
MESOSPHERE_UNIMPLEMENTED();
}
/* Make sure the target process exists. */
R_UNLESS(process != nullptr, svc::ResultInvalidHandle());
/* Get the process id. */
*out_process_id = process->GetId();
return ResultSuccess();
}
Result GetProcessList(int32_t *out_num_processes, KUserPointer<uint64_t *> out_process_ids, int32_t max_out_count) {
/* Validate that the out count is valid. */
R_UNLESS((0 <= max_out_count && max_out_count <= static_cast<int32_t>(std::numeric_limits<int32_t>::max() / sizeof(u64))), svc::ResultOutOfRange());
/* Validate that the pointer is in range. */
if (max_out_count > 0) {
R_UNLESS(GetCurrentProcess().GetPageTable().Contains(KProcessAddress(out_process_ids.GetUnsafePointer()), max_out_count * sizeof(u64)), svc::ResultInvalidCurrentMemory());
}
/* Get the process list. */
return KProcess::GetProcessList(out_num_processes, out_process_ids, max_out_count);
}
}
/* ============================= 64 ABI ============================= */
void ExitProcess64() {
return ExitProcess();
}
Result GetProcessId64(uint64_t *out_process_id, ams::svc::Handle process_handle) {
return GetProcessId(out_process_id, process_handle);
}
Result GetProcessList64(int32_t *out_num_processes, KUserPointer<uint64_t *> out_process_ids, int32_t max_out_count) {
return GetProcessList(out_num_processes, out_process_ids, max_out_count);
}
Result CreateProcess64(ams::svc::Handle *out_handle, KUserPointer<const ams::svc::lp64::CreateProcessParameter *> parameters, KUserPointer<const uint32_t *> caps, int32_t num_caps) {
MESOSPHERE_PANIC("Stubbed SvcCreateProcess64 was called.");
}
Result StartProcess64(ams::svc::Handle process_handle, int32_t priority, int32_t core_id, uint64_t main_thread_stack_size) {
MESOSPHERE_PANIC("Stubbed SvcStartProcess64 was called.");
}
Result TerminateProcess64(ams::svc::Handle process_handle) {
MESOSPHERE_PANIC("Stubbed SvcTerminateProcess64 was called.");
}
Result GetProcessInfo64(int64_t *out_info, ams::svc::Handle process_handle, ams::svc::ProcessInfoType info_type) {
MESOSPHERE_PANIC("Stubbed SvcGetProcessInfo64 was called.");
}
/* ============================= 64From32 ABI ============================= */
void ExitProcess64From32() {
return ExitProcess();
}
Result GetProcessId64From32(uint64_t *out_process_id, ams::svc::Handle process_handle) {
return GetProcessId(out_process_id, process_handle);
}
Result GetProcessList64From32(int32_t *out_num_processes, KUserPointer<uint64_t *> out_process_ids, int32_t max_out_count) {
return GetProcessList(out_num_processes, out_process_ids, max_out_count);
}
Result CreateProcess64From32(ams::svc::Handle *out_handle, KUserPointer<const ams::svc::ilp32::CreateProcessParameter *> parameters, KUserPointer<const uint32_t *> caps, int32_t num_caps) {
MESOSPHERE_PANIC("Stubbed SvcCreateProcess64From32 was called.");
}
Result StartProcess64From32(ams::svc::Handle process_handle, int32_t priority, int32_t core_id, uint64_t main_thread_stack_size) {
MESOSPHERE_PANIC("Stubbed SvcStartProcess64From32 was called.");
}
Result TerminateProcess64From32(ams::svc::Handle process_handle) {
MESOSPHERE_PANIC("Stubbed SvcTerminateProcess64From32 was called.");
}
Result GetProcessInfo64From32(int64_t *out_info, ams::svc::Handle process_handle, ams::svc::ProcessInfoType info_type) {
MESOSPHERE_PANIC("Stubbed SvcGetProcessInfo64From32 was called.");
}
}