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-rw-r--r--src/core/hle/kernel/svc/svc_synchronization.cpp45
1 files changed, 29 insertions, 16 deletions
diff --git a/src/core/hle/kernel/svc/svc_synchronization.cpp b/src/core/hle/kernel/svc/svc_synchronization.cpp
index 1a8f7e191..9e7bf9530 100644
--- a/src/core/hle/kernel/svc/svc_synchronization.cpp
+++ b/src/core/hle/kernel/svc/svc_synchronization.cpp
@@ -48,19 +48,15 @@ Result ResetSignal(Core::System& system, Handle handle) {
return ResultInvalidHandle;
}
-/// Wait for the given handles to synchronize, timeout after the specified nanoseconds
-Result WaitSynchronization(Core::System& system, s32* index, VAddr handles_address, s32 num_handles,
- s64 nano_seconds) {
- LOG_TRACE(Kernel_SVC, "called handles_address=0x{:X}, num_handles={}, nano_seconds={}",
- handles_address, num_handles, nano_seconds);
-
+static Result WaitSynchronization(Core::System& system, int32_t* out_index, const Handle* handles,
+ int32_t num_handles, int64_t timeout_ns) {
// Ensure number of handles is valid.
- R_UNLESS(0 <= num_handles && num_handles <= ArgumentHandleCountMax, ResultOutOfRange);
+ R_UNLESS(0 <= num_handles && num_handles <= Svc::ArgumentHandleCountMax, ResultOutOfRange);
+ // Get the synchronization context.
auto& kernel = system.Kernel();
+ auto& handle_table = GetCurrentProcess(kernel).GetHandleTable();
std::vector<KSynchronizationObject*> objs(num_handles);
- const auto& handle_table = GetCurrentProcess(kernel).GetHandleTable();
- Handle* handles = system.Memory().GetPointer<Handle>(handles_address);
// Copy user handles.
if (num_handles > 0) {
@@ -68,21 +64,38 @@ Result WaitSynchronization(Core::System& system, s32* index, VAddr handles_addre
R_UNLESS(handle_table.GetMultipleObjects<KSynchronizationObject>(objs.data(), handles,
num_handles),
ResultInvalidHandle);
- for (const auto& obj : objs) {
- kernel.RegisterInUseObject(obj);
- }
}
// Ensure handles are closed when we're done.
SCOPE_EXIT({
- for (s32 i = 0; i < num_handles; ++i) {
- kernel.UnregisterInUseObject(objs[i]);
+ for (auto i = 0; i < num_handles; ++i) {
objs[i]->Close();
}
});
- return KSynchronizationObject::Wait(kernel, index, objs.data(), static_cast<s32>(objs.size()),
- nano_seconds);
+ // Wait on the objects.
+ Result res = KSynchronizationObject::Wait(kernel, out_index, objs.data(),
+ static_cast<s32>(objs.size()), timeout_ns);
+
+ R_SUCCEED_IF(res == ResultSessionClosed);
+ R_RETURN(res);
+}
+
+/// Wait for the given handles to synchronize, timeout after the specified nanoseconds
+Result WaitSynchronization(Core::System& system, int32_t* out_index, VAddr user_handles,
+ int32_t num_handles, int64_t timeout_ns) {
+ LOG_TRACE(Kernel_SVC, "called user_handles={:#x}, num_handles={}, timeout_ns={}", user_handles,
+ num_handles, timeout_ns);
+
+ // Ensure number of handles is valid.
+ R_UNLESS(0 <= num_handles && num_handles <= Svc::ArgumentHandleCountMax, ResultOutOfRange);
+
+ std::vector<Handle> handles(num_handles);
+ if (num_handles > 0) {
+ system.Memory().ReadBlock(user_handles, handles.data(), num_handles * sizeof(Handle));
+ }
+
+ R_RETURN(WaitSynchronization(system, out_index, handles.data(), num_handles, timeout_ns));
}
/// Resumes a thread waiting on WaitSynchronization