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Merge pull request #3138 from wwylele/ipc-mapped-buffer
Kernel/IPC: Implement MappedBuffer translation for HLE services that use the HLERequestContext architecture.
This commit is contained in:
commit
14819d0b84
@ -121,7 +121,11 @@ public:
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[[deprecated]] void PushStaticBuffer(VAddr buffer_vaddr, size_t size, u8 buffer_id);
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void PushStaticBuffer(const std::vector<u8>& buffer, u8 buffer_id);
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void PushMappedBuffer(VAddr buffer_vaddr, size_t size, MappedBufferPermissions perms);
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[[deprecated]] void PushMappedBuffer(VAddr buffer_vaddr, size_t size,
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MappedBufferPermissions perms);
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/// Pushes an HLE MappedBuffer interface back to unmapped the buffer.
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void PushMappedBuffer(const Kernel::MappedBuffer& mapped_buffer);
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};
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/// Push ///
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@ -213,6 +217,11 @@ inline void RequestBuilder::PushMappedBuffer(VAddr buffer_vaddr, size_t size,
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Push(buffer_vaddr);
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}
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inline void RequestBuilder::PushMappedBuffer(const Kernel::MappedBuffer& mapped_buffer) {
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Push(mapped_buffer.GenerateDescriptor());
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Push(mapped_buffer.GetId());
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}
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class RequestParser : public RequestHelperBase {
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public:
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RequestParser(Kernel::HLERequestContext& context, Header desired_header)
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@ -333,8 +342,11 @@ public:
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* @param[out] buffer_perms If non-null, the pointed value will be set to the permissions of the
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* buffer
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*/
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VAddr PopMappedBuffer(size_t* data_size = nullptr,
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MappedBufferPermissions* buffer_perms = nullptr);
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[[deprecated]] VAddr PopMappedBuffer(size_t* data_size,
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MappedBufferPermissions* buffer_perms = nullptr);
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/// Pops a mapped buffer descriptor with its vaddr and resolves it to an HLE interface
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Kernel::MappedBuffer& PopMappedBuffer();
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/**
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* @brief Reads the next normal parameters as a struct, by copying it
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@ -497,4 +509,11 @@ inline VAddr RequestParser::PopMappedBuffer(size_t* data_size,
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return Pop<VAddr>();
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}
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inline Kernel::MappedBuffer& RequestParser::PopMappedBuffer() {
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u32 mapped_buffer_descriptor = Pop<u32>();
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ASSERT_MSG(GetDescriptorType(mapped_buffer_descriptor) == MappedBuffer,
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"Tried to pop mapped buffer but the descriptor is not a mapped buffer descriptor");
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return context->GetMappedBuffer(Pop<u32>());
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}
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} // namespace IPC
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@ -106,6 +106,12 @@ ResultCode HLERequestContext::PopulateFromIncomingCommandBuffer(const u32_le* sr
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cmd_buf[i++] = source_address;
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break;
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}
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case IPC::DescriptorType::MappedBuffer: {
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u32 next_id = static_cast<u32>(request_mapped_buffers.size());
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request_mapped_buffers.emplace_back(src_process, descriptor, src_cmdbuf[i], next_id);
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cmd_buf[i++] = next_id;
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break;
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}
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default:
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UNIMPLEMENTED_MSG("Unsupported handle translation: 0x%08X", descriptor);
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}
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@ -165,6 +171,11 @@ ResultCode HLERequestContext::WriteToOutgoingCommandBuffer(u32_le* dst_cmdbuf, P
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dst_cmdbuf[i++] = target_address;
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break;
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}
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case IPC::DescriptorType::MappedBuffer: {
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VAddr addr = request_mapped_buffers[cmd_buf[i]].address;
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dst_cmdbuf[i++] = addr;
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break;
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}
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default:
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UNIMPLEMENTED_MSG("Unsupported handle translation: 0x%08X", descriptor);
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}
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@ -173,4 +184,28 @@ ResultCode HLERequestContext::WriteToOutgoingCommandBuffer(u32_le* dst_cmdbuf, P
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return RESULT_SUCCESS;
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}
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MappedBuffer& HLERequestContext::GetMappedBuffer(u32 id_from_cmdbuf) {
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ASSERT_MSG(id_from_cmdbuf < request_mapped_buffers.size(), "Mapped Buffer ID out of range!");
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return request_mapped_buffers[id_from_cmdbuf];
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}
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MappedBuffer::MappedBuffer(const Process& process, u32 descriptor, VAddr address, u32 id)
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: process(&process), address(address), id(id) {
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IPC::MappedBufferDescInfo desc{descriptor};
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size = desc.size;
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perms = desc.perms;
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}
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void MappedBuffer::Read(void* dest_buffer, size_t offset, size_t size) {
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ASSERT(perms & IPC::R);
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ASSERT(offset + size <= this->size);
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Memory::ReadBlock(*process, address + offset, dest_buffer, size);
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}
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void MappedBuffer::Write(const void* src_buffer, size_t offset, size_t size) {
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ASSERT(perms & IPC::W);
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ASSERT(offset + size <= this->size);
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Memory::WriteBlock(*process, address + offset, src_buffer, size);
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}
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} // namespace Kernel
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@ -63,6 +63,35 @@ protected:
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std::vector<SharedPtr<ServerSession>> connected_sessions;
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};
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class MappedBuffer {
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public:
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MappedBuffer(const Process& process, u32 descriptor, VAddr address, u32 id);
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// interface for service
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void Read(void* dest_buffer, size_t offset, size_t size);
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void Write(const void* src_buffer, size_t offset, size_t size);
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size_t GetSize() const {
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return size;
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}
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// interface for ipc helper
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u32 GenerateDescriptor() const {
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return IPC::MappedBufferDesc(size, perms);
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}
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u32 GetId() const {
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return id;
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}
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private:
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friend class HLERequestContext;
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u32 id;
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VAddr address;
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const Process* process;
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size_t size;
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IPC::MappedBufferPermissions perms;
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};
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/**
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* Class containing information about an in-flight IPC request being handled by an HLE service
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* implementation. Services should avoid using old global APIs (e.g. Kernel::GetCommandBuffer()) and
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@ -81,6 +110,17 @@ protected:
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* The end result is similar to just giving services their own real handle tables, but since these
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* ids are local to a specific context, it avoids requiring services to manage handles for objects
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* across multiple calls and ensuring that unneeded handles are cleaned up.
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*
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* HLE mapped buffer protocol
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* ==========================
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*
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* HLE services don't have their own virtual memory space, a tweaked protocol is used to simulate
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* memory mapping. The kernel will wrap the incoming buffers into a memory interface on which HLE
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* services can operate, and insert a id in the buffer where the vaddr would normally be. The
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* service then calls GetMappedBuffer with that id to get the memory interface. On response, like
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* real services pushing back the mapped buffer address to unmap it, HLE services push back the
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* id of the memory interface and let kernel convert it back to client vaddr. No real unmapping is
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* needed in this case, though.
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*/
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class HLERequestContext {
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public:
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@ -131,6 +171,12 @@ public:
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*/
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void AddStaticBuffer(u8 buffer_id, std::vector<u8> data);
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/**
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* Gets a memory interface by the id from the request command buffer. See the "HLE mapped buffer
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* protocol" section in the class documentation for more details.
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*/
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MappedBuffer& GetMappedBuffer(u32 id_from_cmdbuf);
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/// Populates this context with data from the requesting process/thread.
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ResultCode PopulateFromIncomingCommandBuffer(const u32_le* src_cmdbuf, Process& src_process,
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HandleTable& src_table);
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@ -145,6 +191,8 @@ private:
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boost::container::small_vector<SharedPtr<Object>, 8> request_handles;
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// The static buffers will be created when the IPC request is translated.
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std::array<std::vector<u8>, IPC::MAX_STATIC_BUFFERS> static_buffers;
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// The mapped buffers will be created when the IPC request is translated
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boost::container::small_vector<MappedBuffer, 8> request_mapped_buffers;
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};
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} // namespace Kernel
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@ -606,7 +606,7 @@ void DeleteContents(Service::Interface* self) {
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u8 media_type = rp.Pop<u8>();
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u64 title_id = rp.Pop<u64>();
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u32 content_count = rp.Pop<u32>();
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VAddr content_ids_in = rp.PopMappedBuffer();
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VAddr content_ids_in = rp.PopMappedBuffer(nullptr);
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IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
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rb.Push(RESULT_SUCCESS);
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@ -620,7 +620,7 @@ void GetProgramList(Service::Interface* self) {
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u32 count = rp.Pop<u32>();
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u8 media_type = rp.Pop<u8>();
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VAddr title_ids_output_pointer = rp.PopMappedBuffer();
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VAddr title_ids_output_pointer = rp.PopMappedBuffer(nullptr);
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if (!Memory::IsValidVirtualAddress(title_ids_output_pointer) || media_type > 2) {
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IPC::RequestBuilder rb = rp.MakeBuilder(2, 0);
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@ -765,7 +765,7 @@ void ListDataTitleTicketInfos(Service::Interface* self) {
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u32 ticket_count = rp.Pop<u32>();
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u64 title_id = rp.Pop<u64>();
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u32 start_index = rp.Pop<u32>();
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VAddr ticket_info_out = rp.PopMappedBuffer();
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VAddr ticket_info_out = rp.PopMappedBuffer(nullptr);
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VAddr ticket_info_write = ticket_info_out;
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for (u32 i = 0; i < ticket_count; i++) {
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@ -840,7 +840,7 @@ void GetTicketList(Service::Interface* self) {
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IPC::RequestParser rp(Kernel::GetCommandBuffer(), 9, 2, 2); // 0x00090082
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u32 ticket_list_count = rp.Pop<u32>();
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u32 ticket_index = rp.Pop<u32>();
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VAddr ticket_tids_out = rp.PopMappedBuffer();
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VAddr ticket_tids_out = rp.PopMappedBuffer(nullptr);
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IPC::RequestBuilder rb = rp.MakeBuilder(2, 0);
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rb.Push(RESULT_SUCCESS);
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@ -27,6 +27,7 @@
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#include "core/file_sys/errors.h"
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#include "core/file_sys/file_backend.h"
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#include "core/hle/ipc.h"
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#include "core/hle/ipc_helpers.h"
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#include "core/hle/kernel/client_port.h"
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#include "core/hle/kernel/client_session.h"
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#include "core/hle/kernel/handle_table.h"
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@ -84,122 +85,132 @@ enum class DirectoryCommand : u32 {
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};
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File::File(std::unique_ptr<FileSys::FileBackend>&& backend, const FileSys::Path& path)
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: path(path), priority(0), backend(std::move(backend)) {}
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: path(path), priority(0), backend(std::move(backend)), ServiceFramework("", 1) {
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static const FunctionInfo functions[] = {
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{0x080200C2, &File::Read, "Read"},
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{0x08030102, &File::Write, "Write"},
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{0x08040000, &File::GetSize, "GetSize"},
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{0x08050080, &File::SetSize, "SetSize"},
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{0x08080000, &File::Close, "Close"},
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{0x08090000, &File::Flush, "Flush"},
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{0x080A0040, &File::SetPriority, "SetPriority"},
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{0x080B0000, &File::GetPriority, "GetPriority"},
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{0x080C0000, &File::OpenLinkFile, "OpenLinkFile"},
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};
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RegisterHandlers(functions);
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}
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File::~File() {}
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void File::Read(Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp(ctx, 0x0802, 3, 2);
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u64 offset = rp.Pop<u64>();
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u32 length = rp.Pop<u32>();
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auto& buffer = rp.PopMappedBuffer();
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LOG_TRACE(Service_FS, "Read %s: offset=0x%" PRIx64 " length=0x%08X", GetName().c_str(), offset,
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length);
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void File::HandleSyncRequest(Kernel::SharedPtr<Kernel::ServerSession> server_session) {
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if (offset + length > backend->GetSize()) {
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LOG_ERROR(Service_FS, "Reading from out of bounds offset=0x%" PRIx64
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" length=0x%08X file_size=0x%" PRIx64,
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offset, length, backend->GetSize());
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}
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IPC::RequestBuilder rb = rp.MakeBuilder(2, 2);
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std::vector<u8> data(length);
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ResultVal<size_t> read = backend->Read(offset, data.size(), data.data());
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if (read.Failed()) {
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rb.Push(read.Code());
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rb.Push<u32>(0);
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} else {
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buffer.Write(data.data(), 0, *read);
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rb.Push(RESULT_SUCCESS);
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rb.Push<u32>(*read);
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}
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rb.PushMappedBuffer(buffer);
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}
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void File::Write(Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp(ctx, 0x0803, 3, 2);
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u64 offset = rp.Pop<u64>();
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u32 length = rp.Pop<u32>();
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u32 flush = rp.Pop<u32>();
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auto& buffer = rp.PopMappedBuffer();
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LOG_TRACE(Service_FS, "Write %s: offset=0x%llx length=%d, flush=0x%x", GetName().c_str(),
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offset, length, flush);
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IPC::RequestBuilder rb = rp.MakeBuilder(2, 2);
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std::vector<u8> data(length);
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buffer.Read(data.data(), 0, data.size());
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ResultVal<size_t> written = backend->Write(offset, data.size(), flush != 0, data.data());
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if (written.Failed()) {
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rb.Push(written.Code());
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rb.Push<u32>(0);
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} else {
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rb.Push(RESULT_SUCCESS);
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rb.Push<u32>(*written);
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}
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rb.PushMappedBuffer(buffer);
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}
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void File::GetSize(Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp(ctx, 0x0804, 0, 0);
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IPC::RequestBuilder rb = rp.MakeBuilder(3, 0);
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rb.Push(RESULT_SUCCESS);
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rb.Push(backend->GetSize());
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}
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void File::SetSize(Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp(ctx, 0x0805, 2, 0);
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backend->SetSize(rp.Pop<u64>());
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IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
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rb.Push(RESULT_SUCCESS);
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}
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void File::Close(Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp(ctx, 0x0808, 0, 0);
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backend->Close();
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IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
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rb.Push(RESULT_SUCCESS);
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}
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void File::Flush(Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp(ctx, 0x0809, 0, 0);
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backend->Flush();
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IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
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rb.Push(RESULT_SUCCESS);
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}
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void File::SetPriority(Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp(ctx, 0x080A, 1, 0);
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priority = rp.Pop<u32>();
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IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
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rb.Push(RESULT_SUCCESS);
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}
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void File::GetPriority(Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp(ctx, 0x080B, 0, 0);
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IPC::RequestBuilder rb = rp.MakeBuilder(2, 0);
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rb.Push(RESULT_SUCCESS);
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rb.Push(priority);
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}
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void File::OpenLinkFile(Kernel::HLERequestContext& ctx) {
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LOG_WARNING(Service_FS, "(STUBBED) File command OpenLinkFile %s", GetName().c_str());
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using Kernel::ClientSession;
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using Kernel::ServerSession;
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using Kernel::SharedPtr;
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IPC::RequestParser rp(ctx, 0x080C, 0, 0);
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IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
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auto sessions = ServerSession::CreateSessionPair(GetName());
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ClientConnected(std::get<SharedPtr<ServerSession>>(sessions));
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u32* cmd_buff = Kernel::GetCommandBuffer();
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FileCommand cmd = static_cast<FileCommand>(cmd_buff[0]);
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switch (cmd) {
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// Read from file...
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case FileCommand::Read: {
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u64 offset = cmd_buff[1] | ((u64)cmd_buff[2]) << 32;
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u32 length = cmd_buff[3];
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u32 address = cmd_buff[5];
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LOG_TRACE(Service_FS, "Read %s: offset=0x%llx length=%d address=0x%x", GetName().c_str(),
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offset, length, address);
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if (offset + length > backend->GetSize()) {
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LOG_ERROR(Service_FS, "Reading from out of bounds offset=0x%" PRIx64
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" length=0x%08X file_size=0x%" PRIx64,
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offset, length, backend->GetSize());
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}
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std::vector<u8> data(length);
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ResultVal<size_t> read = backend->Read(offset, data.size(), data.data());
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if (read.Failed()) {
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cmd_buff[1] = read.Code().raw;
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return;
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}
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Memory::WriteBlock(address, data.data(), *read);
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cmd_buff[2] = static_cast<u32>(*read);
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break;
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}
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// Write to file...
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case FileCommand::Write: {
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u64 offset = cmd_buff[1] | ((u64)cmd_buff[2]) << 32;
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u32 length = cmd_buff[3];
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u32 flush = cmd_buff[4];
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u32 address = cmd_buff[6];
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LOG_TRACE(Service_FS, "Write %s: offset=0x%llx length=%d address=0x%x, flush=0x%x",
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GetName().c_str(), offset, length, address, flush);
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std::vector<u8> data(length);
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Memory::ReadBlock(address, data.data(), data.size());
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ResultVal<size_t> written = backend->Write(offset, data.size(), flush != 0, data.data());
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if (written.Failed()) {
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cmd_buff[1] = written.Code().raw;
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return;
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}
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cmd_buff[2] = static_cast<u32>(*written);
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break;
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}
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case FileCommand::GetSize: {
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LOG_TRACE(Service_FS, "GetSize %s", GetName().c_str());
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u64 size = backend->GetSize();
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cmd_buff[2] = (u32)size;
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cmd_buff[3] = size >> 32;
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break;
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}
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case FileCommand::SetSize: {
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u64 size = cmd_buff[1] | ((u64)cmd_buff[2] << 32);
|
||||
LOG_TRACE(Service_FS, "SetSize %s size=%llu", GetName().c_str(), size);
|
||||
backend->SetSize(size);
|
||||
break;
|
||||
}
|
||||
|
||||
case FileCommand::Close: {
|
||||
LOG_TRACE(Service_FS, "Close %s", GetName().c_str());
|
||||
backend->Close();
|
||||
break;
|
||||
}
|
||||
|
||||
case FileCommand::Flush: {
|
||||
LOG_TRACE(Service_FS, "Flush");
|
||||
backend->Flush();
|
||||
break;
|
||||
}
|
||||
|
||||
case FileCommand::OpenLinkFile: {
|
||||
LOG_WARNING(Service_FS, "(STUBBED) File command OpenLinkFile %s", GetName().c_str());
|
||||
auto sessions = ServerSession::CreateSessionPair(GetName());
|
||||
ClientConnected(std::get<SharedPtr<ServerSession>>(sessions));
|
||||
cmd_buff[3] = Kernel::g_handle_table.Create(std::get<SharedPtr<ClientSession>>(sessions))
|
||||
.ValueOr(INVALID_HANDLE);
|
||||
break;
|
||||
}
|
||||
|
||||
case FileCommand::SetPriority: {
|
||||
priority = cmd_buff[1];
|
||||
LOG_TRACE(Service_FS, "SetPriority %u", priority);
|
||||
break;
|
||||
}
|
||||
|
||||
case FileCommand::GetPriority: {
|
||||
cmd_buff[2] = priority;
|
||||
LOG_TRACE(Service_FS, "GetPriority");
|
||||
break;
|
||||
}
|
||||
|
||||
// Unknown command...
|
||||
default:
|
||||
LOG_ERROR(Service_FS, "Unknown command=0x%08X!", static_cast<u32>(cmd));
|
||||
ResultCode error = UnimplementedFunction(ErrorModule::FS);
|
||||
cmd_buff[1] = error.raw; // TODO(Link Mauve): use the correct error code for that.
|
||||
return;
|
||||
}
|
||||
cmd_buff[1] = RESULT_SUCCESS.raw; // No error
|
||||
rb.Push(RESULT_SUCCESS);
|
||||
rb.PushObjects(std::get<SharedPtr<ClientSession>>(sessions));
|
||||
}
|
||||
|
||||
File::~File() {}
|
||||
|
||||
Directory::Directory(std::unique_ptr<FileSys::DirectoryBackend>&& backend,
|
||||
const FileSys::Path& path)
|
||||
: path(path), backend(std::move(backend)) {}
|
||||
|
@ -10,6 +10,7 @@
|
||||
#include "core/file_sys/archive_backend.h"
|
||||
#include "core/hle/kernel/hle_ipc.h"
|
||||
#include "core/hle/result.h"
|
||||
#include "core/hle/service/service.h"
|
||||
|
||||
namespace FileSys {
|
||||
class DirectoryBackend;
|
||||
@ -47,7 +48,9 @@ enum class MediaType : u32 { NAND = 0, SDMC = 1, GameCard = 2 };
|
||||
|
||||
typedef u64 ArchiveHandle;
|
||||
|
||||
class File final : public Kernel::SessionRequestHandler {
|
||||
// TODO: File is not a real service, but it can still utilize ServiceFramework::RegisterHandlers.
|
||||
// Consider splitting ServiceFramework interface.
|
||||
class File final : public ServiceFramework<File> {
|
||||
public:
|
||||
File(std::unique_ptr<FileSys::FileBackend>&& backend, const FileSys::Path& path);
|
||||
~File();
|
||||
@ -60,8 +63,16 @@ public:
|
||||
u32 priority; ///< Priority of the file. TODO(Subv): Find out what this means
|
||||
std::unique_ptr<FileSys::FileBackend> backend; ///< File backend interface
|
||||
|
||||
protected:
|
||||
void HandleSyncRequest(Kernel::SharedPtr<Kernel::ServerSession> server_session) override;
|
||||
private:
|
||||
void Read(Kernel::HLERequestContext& ctx);
|
||||
void Write(Kernel::HLERequestContext& ctx);
|
||||
void GetSize(Kernel::HLERequestContext& ctx);
|
||||
void SetSize(Kernel::HLERequestContext& ctx);
|
||||
void Close(Kernel::HLERequestContext& ctx);
|
||||
void Flush(Kernel::HLERequestContext& ctx);
|
||||
void SetPriority(Kernel::HLERequestContext& ctx);
|
||||
void GetPriority(Kernel::HLERequestContext& ctx);
|
||||
void OpenLinkFile(Kernel::HLERequestContext& ctx);
|
||||
};
|
||||
|
||||
class Directory final : public Kernel::SessionRequestHandler {
|
||||
|
@ -136,26 +136,58 @@ TEST_CASE("HLERequestContext::PopulateFromIncomingCommandBuffer", "[core][kernel
|
||||
REQUIRE(process->vm_manager.UnmapRange(target_address, buffer->size()) == RESULT_SUCCESS);
|
||||
}
|
||||
|
||||
SECTION("translates mixed params") {
|
||||
SECTION("translates MappedBuffer descriptors") {
|
||||
auto buffer = std::make_shared<std::vector<u8>>(Memory::PAGE_SIZE);
|
||||
std::fill(buffer->begin(), buffer->end(), 0xCE);
|
||||
std::fill(buffer->begin(), buffer->end(), 0xCD);
|
||||
|
||||
VAddr target_address = 0x10000000;
|
||||
auto result = process->vm_manager.MapMemoryBlock(target_address, buffer, 0, buffer->size(),
|
||||
MemoryState::Private);
|
||||
|
||||
const u32_le input[]{
|
||||
IPC::MakeHeader(0, 0, 2), IPC::MappedBufferDesc(buffer->size(), IPC::R), target_address,
|
||||
};
|
||||
|
||||
context.PopulateFromIncomingCommandBuffer(input, *process, handle_table);
|
||||
|
||||
std::vector<u8> other_buffer(buffer->size());
|
||||
context.GetMappedBuffer(0).Read(other_buffer.data(), 0, buffer->size());
|
||||
|
||||
CHECK(other_buffer == *buffer);
|
||||
|
||||
REQUIRE(process->vm_manager.UnmapRange(target_address, buffer->size()) == RESULT_SUCCESS);
|
||||
}
|
||||
|
||||
SECTION("translates mixed params") {
|
||||
auto buffer_static = std::make_shared<std::vector<u8>>(Memory::PAGE_SIZE);
|
||||
std::fill(buffer_static->begin(), buffer_static->end(), 0xCE);
|
||||
|
||||
auto buffer_mapped = std::make_shared<std::vector<u8>>(Memory::PAGE_SIZE);
|
||||
std::fill(buffer_mapped->begin(), buffer_mapped->end(), 0xDF);
|
||||
|
||||
VAddr target_address_static = 0x10000000;
|
||||
auto result = process->vm_manager.MapMemoryBlock(
|
||||
target_address_static, buffer_static, 0, buffer_static->size(), MemoryState::Private);
|
||||
REQUIRE(result.Code() == RESULT_SUCCESS);
|
||||
|
||||
VAddr target_address_mapped = 0x20000000;
|
||||
result = process->vm_manager.MapMemoryBlock(target_address_mapped, buffer_mapped, 0,
|
||||
buffer_mapped->size(), MemoryState::Private);
|
||||
REQUIRE(result.Code() == RESULT_SUCCESS);
|
||||
|
||||
auto a = MakeObject();
|
||||
const u32_le input[]{
|
||||
IPC::MakeHeader(0, 2, 6),
|
||||
IPC::MakeHeader(0, 2, 8),
|
||||
0x12345678,
|
||||
0xABCDEF00,
|
||||
IPC::MoveHandleDesc(1),
|
||||
handle_table.Create(a).Unwrap(),
|
||||
IPC::CallingPidDesc(),
|
||||
0,
|
||||
IPC::StaticBufferDesc(buffer->size(), 0),
|
||||
target_address,
|
||||
IPC::StaticBufferDesc(buffer_static->size(), 0),
|
||||
target_address_static,
|
||||
IPC::MappedBufferDesc(buffer_mapped->size(), IPC::R),
|
||||
target_address_mapped,
|
||||
};
|
||||
|
||||
context.PopulateFromIncomingCommandBuffer(input, *process, handle_table);
|
||||
@ -165,9 +197,15 @@ TEST_CASE("HLERequestContext::PopulateFromIncomingCommandBuffer", "[core][kernel
|
||||
CHECK(output[2] == 0xABCDEF00);
|
||||
CHECK(context.GetIncomingHandle(output[4]) == a);
|
||||
CHECK(output[6] == process->process_id);
|
||||
CHECK(context.GetStaticBuffer(0) == *buffer);
|
||||
CHECK(context.GetStaticBuffer(0) == *buffer_static);
|
||||
std::vector<u8> other_buffer(buffer_mapped->size());
|
||||
context.GetMappedBuffer(0).Read(other_buffer.data(), 0, buffer_mapped->size());
|
||||
CHECK(other_buffer == *buffer_mapped);
|
||||
|
||||
REQUIRE(process->vm_manager.UnmapRange(target_address, buffer->size()) == RESULT_SUCCESS);
|
||||
REQUIRE(process->vm_manager.UnmapRange(target_address_static, buffer_static->size()) ==
|
||||
RESULT_SUCCESS);
|
||||
REQUIRE(process->vm_manager.UnmapRange(target_address_mapped, buffer_mapped->size()) ==
|
||||
RESULT_SUCCESS);
|
||||
}
|
||||
}
|
||||
|
||||
@ -275,6 +313,38 @@ TEST_CASE("HLERequestContext::WriteToOutgoingCommandBuffer", "[core][kernel]") {
|
||||
REQUIRE(process->vm_manager.UnmapRange(target_address, output_buffer->size()) ==
|
||||
RESULT_SUCCESS);
|
||||
}
|
||||
|
||||
SECTION("translates StaticBuffer descriptors") {
|
||||
std::vector<u8> input_buffer(Memory::PAGE_SIZE);
|
||||
std::fill(input_buffer.begin(), input_buffer.end(), 0xAB);
|
||||
|
||||
auto output_buffer = std::make_shared<std::vector<u8>>(Memory::PAGE_SIZE);
|
||||
VAddr target_address = 0x10000000;
|
||||
auto result = process->vm_manager.MapMemoryBlock(
|
||||
target_address, output_buffer, 0, output_buffer->size(), MemoryState::Private);
|
||||
REQUIRE(result.Code() == RESULT_SUCCESS);
|
||||
|
||||
const u32_le input_cmdbuff[]{
|
||||
IPC::MakeHeader(0, 0, 2), IPC::MappedBufferDesc(output_buffer->size(), IPC::W),
|
||||
target_address,
|
||||
};
|
||||
|
||||
context.PopulateFromIncomingCommandBuffer(input_cmdbuff, *process, handle_table);
|
||||
|
||||
context.GetMappedBuffer(0).Write(input_buffer.data(), 0, input_buffer.size());
|
||||
|
||||
input[0] = IPC::MakeHeader(0, 0, 2);
|
||||
input[1] = IPC::MappedBufferDesc(output_buffer->size(), IPC::W);
|
||||
input[2] = 0;
|
||||
|
||||
context.WriteToOutgoingCommandBuffer(output, *process, handle_table);
|
||||
|
||||
CHECK(output[1] == IPC::MappedBufferDesc(output_buffer->size(), IPC::W));
|
||||
CHECK(output[2] == target_address);
|
||||
CHECK(*output_buffer == input_buffer);
|
||||
REQUIRE(process->vm_manager.UnmapRange(target_address, output_buffer->size()) ==
|
||||
RESULT_SUCCESS);
|
||||
}
|
||||
}
|
||||
|
||||
} // namespace Kernel
|
||||
|
Loading…
Reference in New Issue
Block a user