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ipc: Add support for PopIpcInterface() method.
- This can be used for domain objects as inputs to service functions.
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4 changed files with 23 additions and 0 deletions
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@ -167,6 +167,7 @@ struct DomainMessageHeader {
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struct {
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union {
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BitField<0, 8, CommandType> command;
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BitField<8, 8, u32_le> input_object_count;
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BitField<16, 16, u32_le> size;
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};
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u32_le object_id;
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@ -298,6 +298,13 @@ public:
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template <typename T>
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Kernel::SharedPtr<T> GetCopyObject(size_t index);
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template <class T>
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std::shared_ptr<T> PopIpcInterface() {
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ASSERT(context->Session()->IsDomain());
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ASSERT(context->GetDomainMessageHeader()->input_object_count > 0);
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return context->GetDomainRequestHandler<T>(Pop<u32>() - 1);
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}
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};
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/// Pop ///
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@ -202,6 +202,16 @@ public:
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domain_objects.emplace_back(std::move(object));
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}
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template <typename T>
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std::shared_ptr<T> GetDomainRequestHandler(size_t index) const {
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return std::static_pointer_cast<T>(domain_request_handlers[index]);
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}
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void SetDomainRequestHandlers(
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const std::vector<std::shared_ptr<SessionRequestHandler>>& handlers) {
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domain_request_handlers = handlers;
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}
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/// Clears the list of objects so that no lingering objects are written accidentally to the
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/// response buffer.
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void ClearIncomingObjects() {
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@ -245,6 +255,8 @@ private:
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unsigned data_payload_offset{};
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unsigned buffer_c_offset{};
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u32_le command{};
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std::vector<std::shared_ptr<SessionRequestHandler>> domain_request_handlers;
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};
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} // namespace Kernel
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@ -61,6 +61,9 @@ void ServerSession::Acquire(Thread* thread) {
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ResultCode ServerSession::HandleDomainSyncRequest(Kernel::HLERequestContext& context) {
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auto& domain_message_header = context.GetDomainMessageHeader();
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if (domain_message_header) {
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// Set domain handlers in HLE context, used for domain objects (IPC interfaces) as inputs
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context.SetDomainRequestHandlers(domain_request_handlers);
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// If there is a DomainMessageHeader, then this is CommandType "Request"
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const u32 object_id{context.GetDomainMessageHeader()->object_id};
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switch (domain_message_header->command) {
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