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-rw-r--r--src/core/hle/kernel/svc.cpp170
1 files changed, 153 insertions, 17 deletions
diff --git a/src/core/hle/kernel/svc.cpp b/src/core/hle/kernel/svc.cpp
index e5d4d6b55..2dcf174c5 100644
--- a/src/core/hle/kernel/svc.cpp
+++ b/src/core/hle/kernel/svc.cpp
@@ -424,7 +424,7 @@ static ResultCode GetProcessId(Core::System& system, u64* process_id, Handle han
/// Default thread wakeup callback for WaitSynchronization
static bool DefaultThreadWakeupCallback(ThreadWakeupReason reason, SharedPtr<Thread> thread,
SharedPtr<WaitObject> object, std::size_t index) {
- ASSERT(thread->GetStatus() == ThreadStatus::WaitSynchAny);
+ ASSERT(thread->GetStatus() == ThreadStatus::WaitSynch);
if (reason == ThreadWakeupReason::Timeout) {
thread->SetWaitSynchronizationResult(RESULT_TIMEOUT);
@@ -502,7 +502,7 @@ static ResultCode WaitSynchronization(Core::System& system, Handle* index, VAddr
}
thread->SetWaitObjects(std::move(objects));
- thread->SetStatus(ThreadStatus::WaitSynchAny);
+ thread->SetStatus(ThreadStatus::WaitSynch);
// Create an event to wake the thread up after the specified nanosecond delay has passed
thread->WakeAfterDelay(nano_seconds);
@@ -518,16 +518,14 @@ static ResultCode CancelSynchronization(Core::System& system, Handle thread_hand
LOG_TRACE(Kernel_SVC, "called thread=0x{:X}", thread_handle);
const auto& handle_table = system.Kernel().CurrentProcess()->GetHandleTable();
- const SharedPtr<Thread> thread = handle_table.Get<Thread>(thread_handle);
+ SharedPtr<Thread> thread = handle_table.Get<Thread>(thread_handle);
if (!thread) {
LOG_ERROR(Kernel_SVC, "Thread handle does not exist, thread_handle=0x{:08X}",
thread_handle);
return ERR_INVALID_HANDLE;
}
- ASSERT(thread->GetStatus() == ThreadStatus::WaitSynchAny);
- thread->SetWaitSynchronizationResult(ERR_SYNCHRONIZATION_CANCELED);
- thread->ResumeFromWait();
+ thread->CancelWait();
return RESULT_SUCCESS;
}
@@ -1189,6 +1187,142 @@ static ResultCode QueryMemory(Core::System& system, VAddr memory_info_address,
query_address);
}
+static ResultCode MapProcessCodeMemory(Core::System& system, Handle process_handle, u64 dst_address,
+ u64 src_address, u64 size) {
+ LOG_DEBUG(Kernel_SVC,
+ "called. process_handle=0x{:08X}, dst_address=0x{:016X}, "
+ "src_address=0x{:016X}, size=0x{:016X}",
+ process_handle, dst_address, src_address, size);
+
+ if (!Common::Is4KBAligned(src_address)) {
+ LOG_ERROR(Kernel_SVC, "src_address is not page-aligned (src_address=0x{:016X}).",
+ src_address);
+ return ERR_INVALID_ADDRESS;
+ }
+
+ if (!Common::Is4KBAligned(dst_address)) {
+ LOG_ERROR(Kernel_SVC, "dst_address is not page-aligned (dst_address=0x{:016X}).",
+ dst_address);
+ return ERR_INVALID_ADDRESS;
+ }
+
+ if (size == 0 || !Common::Is4KBAligned(size)) {
+ LOG_ERROR(Kernel_SVC, "Size is zero or not page-aligned (size=0x{:016X})", size);
+ return ERR_INVALID_SIZE;
+ }
+
+ if (!IsValidAddressRange(dst_address, size)) {
+ LOG_ERROR(Kernel_SVC,
+ "Destination address range overflows the address space (dst_address=0x{:016X}, "
+ "size=0x{:016X}).",
+ dst_address, size);
+ return ERR_INVALID_ADDRESS_STATE;
+ }
+
+ if (!IsValidAddressRange(src_address, size)) {
+ LOG_ERROR(Kernel_SVC,
+ "Source address range overflows the address space (src_address=0x{:016X}, "
+ "size=0x{:016X}).",
+ src_address, size);
+ return ERR_INVALID_ADDRESS_STATE;
+ }
+
+ const auto& handle_table = system.Kernel().CurrentProcess()->GetHandleTable();
+ auto process = handle_table.Get<Process>(process_handle);
+ if (!process) {
+ LOG_ERROR(Kernel_SVC, "Invalid process handle specified (handle=0x{:08X}).",
+ process_handle);
+ return ERR_INVALID_HANDLE;
+ }
+
+ auto& vm_manager = process->VMManager();
+ if (!vm_manager.IsWithinAddressSpace(src_address, size)) {
+ LOG_ERROR(Kernel_SVC,
+ "Source address range is not within the address space (src_address=0x{:016X}, "
+ "size=0x{:016X}).",
+ src_address, size);
+ return ERR_INVALID_ADDRESS_STATE;
+ }
+
+ if (!vm_manager.IsWithinASLRRegion(dst_address, size)) {
+ LOG_ERROR(Kernel_SVC,
+ "Destination address range is not within the ASLR region (dst_address=0x{:016X}, "
+ "size=0x{:016X}).",
+ dst_address, size);
+ return ERR_INVALID_MEMORY_RANGE;
+ }
+
+ return vm_manager.MapCodeMemory(dst_address, src_address, size);
+}
+
+ResultCode UnmapProcessCodeMemory(Core::System& system, Handle process_handle, u64 dst_address,
+ u64 src_address, u64 size) {
+ LOG_DEBUG(Kernel_SVC,
+ "called. process_handle=0x{:08X}, dst_address=0x{:016X}, src_address=0x{:016X}, "
+ "size=0x{:016X}",
+ process_handle, dst_address, src_address, size);
+
+ if (!Common::Is4KBAligned(dst_address)) {
+ LOG_ERROR(Kernel_SVC, "dst_address is not page-aligned (dst_address=0x{:016X}).",
+ dst_address);
+ return ERR_INVALID_ADDRESS;
+ }
+
+ if (!Common::Is4KBAligned(src_address)) {
+ LOG_ERROR(Kernel_SVC, "src_address is not page-aligned (src_address=0x{:016X}).",
+ src_address);
+ return ERR_INVALID_ADDRESS;
+ }
+
+ if (size == 0 || Common::Is4KBAligned(size)) {
+ LOG_ERROR(Kernel_SVC, "Size is zero or not page-aligned (size=0x{:016X}).", size);
+ return ERR_INVALID_SIZE;
+ }
+
+ if (!IsValidAddressRange(dst_address, size)) {
+ LOG_ERROR(Kernel_SVC,
+ "Destination address range overflows the address space (dst_address=0x{:016X}, "
+ "size=0x{:016X}).",
+ dst_address, size);
+ return ERR_INVALID_ADDRESS_STATE;
+ }
+
+ if (!IsValidAddressRange(src_address, size)) {
+ LOG_ERROR(Kernel_SVC,
+ "Source address range overflows the address space (src_address=0x{:016X}, "
+ "size=0x{:016X}).",
+ src_address, size);
+ return ERR_INVALID_ADDRESS_STATE;
+ }
+
+ const auto& handle_table = system.Kernel().CurrentProcess()->GetHandleTable();
+ auto process = handle_table.Get<Process>(process_handle);
+ if (!process) {
+ LOG_ERROR(Kernel_SVC, "Invalid process handle specified (handle=0x{:08X}).",
+ process_handle);
+ return ERR_INVALID_HANDLE;
+ }
+
+ auto& vm_manager = process->VMManager();
+ if (!vm_manager.IsWithinAddressSpace(src_address, size)) {
+ LOG_ERROR(Kernel_SVC,
+ "Source address range is not within the address space (src_address=0x{:016X}, "
+ "size=0x{:016X}).",
+ src_address, size);
+ return ERR_INVALID_ADDRESS_STATE;
+ }
+
+ if (!vm_manager.IsWithinASLRRegion(dst_address, size)) {
+ LOG_ERROR(Kernel_SVC,
+ "Destination address range is not within the ASLR region (dst_address=0x{:016X}, "
+ "size=0x{:016X}).",
+ dst_address, size);
+ return ERR_INVALID_MEMORY_RANGE;
+ }
+
+ return vm_manager.UnmapCodeMemory(dst_address, src_address, size);
+}
+
/// Exits the current process
static void ExitProcess(Core::System& system) {
auto* current_process = system.Kernel().CurrentProcess();
@@ -1244,20 +1378,22 @@ static ResultCode CreateThread(Core::System& system, Handle* out_handle, VAddr e
return ERR_INVALID_THREAD_PRIORITY;
}
- const std::string name = fmt::format("thread-{:X}", entry_point);
auto& kernel = system.Kernel();
CASCADE_RESULT(SharedPtr<Thread> thread,
- Thread::Create(kernel, name, entry_point, priority, arg, processor_id, stack_top,
+ Thread::Create(kernel, "", entry_point, priority, arg, processor_id, stack_top,
*current_process));
- const auto new_guest_handle = current_process->GetHandleTable().Create(thread);
- if (new_guest_handle.Failed()) {
+ const auto new_thread_handle = current_process->GetHandleTable().Create(thread);
+ if (new_thread_handle.Failed()) {
LOG_ERROR(Kernel_SVC, "Failed to create handle with error=0x{:X}",
- new_guest_handle.Code().raw);
- return new_guest_handle.Code();
+ new_thread_handle.Code().raw);
+ return new_thread_handle.Code();
}
- thread->SetGuestHandle(*new_guest_handle);
- *out_handle = *new_guest_handle;
+ *out_handle = *new_thread_handle;
+
+ // Set the thread name for debugging purposes.
+ thread->SetName(
+ fmt::format("thread[entry_point={:X}, handle={:X}]", entry_point, *new_thread_handle));
system.CpuCore(thread->GetProcessorID()).PrepareReschedule();
@@ -2152,7 +2288,7 @@ static const FunctionDef SVC_Table[] = {
{0x33, SvcWrap<GetThreadContext>, "GetThreadContext"},
{0x34, SvcWrap<WaitForAddress>, "WaitForAddress"},
{0x35, SvcWrap<SignalToAddress>, "SignalToAddress"},
- {0x36, nullptr, "Unknown"},
+ {0x36, nullptr, "SynchronizePreemptionState"},
{0x37, nullptr, "Unknown"},
{0x38, nullptr, "Unknown"},
{0x39, nullptr, "Unknown"},
@@ -2217,8 +2353,8 @@ static const FunctionDef SVC_Table[] = {
{0x74, nullptr, "MapProcessMemory"},
{0x75, nullptr, "UnmapProcessMemory"},
{0x76, SvcWrap<QueryProcessMemory>, "QueryProcessMemory"},
- {0x77, nullptr, "MapProcessCodeMemory"},
- {0x78, nullptr, "UnmapProcessCodeMemory"},
+ {0x77, SvcWrap<MapProcessCodeMemory>, "MapProcessCodeMemory"},
+ {0x78, SvcWrap<UnmapProcessCodeMemory>, "UnmapProcessCodeMemory"},
{0x79, nullptr, "CreateProcess"},
{0x7A, nullptr, "StartProcess"},
{0x7B, nullptr, "TerminateProcess"},
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-23 07:33:40 +0200