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kern: SvcGetThreadList

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This commit is contained in:
Michael Scire 2020-07-30 16:52:11 -07:00 • committed by SciresM
parent 51084c0837
commit 96c3dfee14
6 changed files with 100 additions and 20 deletions
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58
libraries/libmesosphere/source/svc/kern_svc_thread.cpp
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@ -214,6 +214,44 @@ namespace ams::kern::svc {
return ResultSuccess();
}
Result GetThreadList(int32_t *out_num_threads, KUserPointer<uint64_t *> out_thread_ids, int32_t max_out_count, ams::svc::Handle debug_handle) {
/* 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_thread_ids.GetUnsafePointer()), max_out_count * sizeof(u64)), svc::ResultInvalidCurrentMemory());
}
if (debug_handle == ams::svc::InvalidHandle) {
/* If passed invalid handle, we should return the global thread list. */
return KThread::GetThreadList(out_num_threads, out_thread_ids, max_out_count);
} else {
/* Get the handle table. */
auto &handle_table = GetCurrentProcess().GetHandleTable();
/* Try to get as a debug object. */
KScopedAutoObject debug = handle_table.GetObject<KDebug>(debug_handle);
if (debug.IsNotNull()) {
/* Get the debug object's process. */
KScopedAutoObject process = debug->GetProcess();
R_UNLESS(process.IsNotNull(), svc::ResultProcessTerminated());
/* Get the thread list. */
R_TRY(process->GetThreadList(out_num_threads, out_thread_ids, max_out_count));
} else {
/* Try to get as a process. */
KScopedAutoObject process = handle_table.GetObjectWithoutPseudoHandle<KProcess>(debug_handle);
R_UNLESS(process.IsNotNull(), svc::ResultInvalidHandle());
/* Get the thread list. */
R_TRY(process->GetThreadList(out_num_threads, out_thread_ids, max_out_count));
}
}
return ResultSuccess();
}
}
/* ============================= 64 ABI ============================= */
@ -254,20 +292,12 @@ namespace ams::kern::svc {
return GetThreadId(out_thread_id, thread_handle);
}
Result GetDebugFutureThreadInfo64(ams::svc::lp64::LastThreadContext *out_context, uint64_t *thread_id, ams::svc::Handle debug_handle, int64_t ns) {
MESOSPHERE_PANIC("Stubbed SvcGetDebugFutureThreadInfo64 was called.");
}
Result GetLastThreadInfo64(ams::svc::lp64::LastThreadContext *out_context, ams::svc::Address *out_tls_address, uint32_t *out_flags) {
MESOSPHERE_PANIC("Stubbed SvcGetLastThreadInfo64 was called.");
}
Result GetThreadContext364(KUserPointer<ams::svc::ThreadContext *> out_context, ams::svc::Handle thread_handle) {
return GetThreadContext3(out_context, thread_handle);
}
Result GetThreadList64(int32_t *out_num_threads, KUserPointer<uint64_t *> out_thread_ids, int32_t max_out_count, ams::svc::Handle debug_handle) {
MESOSPHERE_PANIC("Stubbed SvcGetThreadList64 was called.");
return GetThreadList(out_num_threads, out_thread_ids, max_out_count, debug_handle);
}
/* ============================= 64From32 ABI ============================= */
@ -308,20 +338,12 @@ namespace ams::kern::svc {
return GetThreadId(out_thread_id, thread_handle);
}
Result GetDebugFutureThreadInfo64From32(ams::svc::ilp32::LastThreadContext *out_context, uint64_t *thread_id, ams::svc::Handle debug_handle, int64_t ns) {
MESOSPHERE_PANIC("Stubbed SvcGetDebugFutureThreadInfo64From32 was called.");
}
Result GetLastThreadInfo64From32(ams::svc::ilp32::LastThreadContext *out_context, ams::svc::Address *out_tls_address, uint32_t *out_flags) {
MESOSPHERE_PANIC("Stubbed SvcGetLastThreadInfo64From32 was called.");
}
Result GetThreadContext364From32(KUserPointer<ams::svc::ThreadContext *> out_context, ams::svc::Handle thread_handle) {
return GetThreadContext3(out_context, thread_handle);
}
Result GetThreadList64From32(int32_t *out_num_threads, KUserPointer<uint64_t *> out_thread_ids, int32_t max_out_count, ams::svc::Handle debug_handle) {
MESOSPHERE_PANIC("Stubbed SvcGetThreadList64From32 was called.");
return GetThreadList(out_num_threads, out_thread_ids, max_out_count, debug_handle);
}
}