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https://github.com/Atmosphere-NX/Atmosphere-libs.git
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00203fd7c3
* result: try out some experimental shenanigans * result: sketch out some more shenanigans * result: see what it looks like to convert kernel to use result conds instead of guards * make rest of kernel use experimental new macro-ing
102 lines
4.1 KiB
C++
102 lines
4.1 KiB
C++
/*
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* Copyright (c) Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <mesosphere.hpp>
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namespace ams::kern::svc {
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/* ============================= Common ============================= */
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namespace {
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constexpr bool IsValidThreadActivity(ams::svc::ThreadActivity thread_activity) {
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switch (thread_activity) {
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case ams::svc::ThreadActivity_Runnable:
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case ams::svc::ThreadActivity_Paused:
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return true;
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default:
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return false;
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}
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}
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constexpr bool IsValidProcessActivity(ams::svc::ProcessActivity process_activity) {
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switch (process_activity) {
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case ams::svc::ProcessActivity_Runnable:
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case ams::svc::ProcessActivity_Paused:
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return true;
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default:
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return false;
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}
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}
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Result SetThreadActivity(ams::svc::Handle thread_handle, ams::svc::ThreadActivity thread_activity) {
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/* Validate the activity. */
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R_UNLESS(IsValidThreadActivity(thread_activity), svc::ResultInvalidEnumValue());
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/* Get the thread from its handle. */
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KScopedAutoObject thread = GetCurrentProcess().GetHandleTable().GetObject<KThread>(thread_handle);
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R_UNLESS(thread.IsNotNull(), svc::ResultInvalidHandle());
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/* Check that the activity is being set on a non-current thread for the current process. */
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R_UNLESS(thread->GetOwnerProcess() == GetCurrentProcessPointer(), svc::ResultInvalidHandle());
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R_UNLESS(thread.GetPointerUnsafe() != GetCurrentThreadPointer(), svc::ResultBusy());
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/* Set the activity. */
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R_TRY(thread->SetActivity(thread_activity));
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R_SUCCEED();
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}
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Result SetProcessActivity(ams::svc::Handle process_handle, ams::svc::ProcessActivity process_activity) {
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/* Validate the activity. */
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R_UNLESS(IsValidProcessActivity(process_activity), svc::ResultInvalidEnumValue());
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/* Get the process from its handle. */
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KScopedAutoObject process = GetCurrentProcess().GetHandleTable().GetObject<KProcess>(process_handle);
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R_UNLESS(process.IsNotNull(), svc::ResultInvalidHandle());
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/* Check that the activity isn't being set on the current process. */
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R_UNLESS(process.GetPointerUnsafe() != GetCurrentProcessPointer(), svc::ResultBusy());
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/* Set the activity. */
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R_TRY(process->SetActivity(process_activity));
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R_SUCCEED();
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}
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}
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/* ============================= 64 ABI ============================= */
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Result SetThreadActivity64(ams::svc::Handle thread_handle, ams::svc::ThreadActivity thread_activity) {
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R_RETURN(SetThreadActivity(thread_handle, thread_activity));
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}
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Result SetProcessActivity64(ams::svc::Handle process_handle, ams::svc::ProcessActivity process_activity) {
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R_RETURN(SetProcessActivity(process_handle, process_activity));
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}
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/* ============================= 64From32 ABI ============================= */
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Result SetThreadActivity64From32(ams::svc::Handle thread_handle, ams::svc::ThreadActivity thread_activity) {
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R_RETURN(SetThreadActivity(thread_handle, thread_activity));
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}
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Result SetProcessActivity64From32(ams::svc::Handle process_handle, ams::svc::ProcessActivity process_activity) {
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R_RETURN(SetProcessActivity(process_handle, process_activity));
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}
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}
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