diff --git a/src/core/hle/ipc.h b/src/core/hle/ipc.h index cd9a5863dd..3a5d481a5c 100644 --- a/src/core/hle/ipc.h +++ b/src/core/hle/ipc.h @@ -10,7 +10,8 @@ namespace Kernel { -static const int kCommandHeaderOffset = 0x80; ///< Offset into command buffer of header +/// Offset into command buffer of header +static const int kCommandHeaderOffset = 0x80; /** * Returns a pointer to the command buffer in the current thread's TLS @@ -26,8 +27,8 @@ inline u32* GetCommandBuffer(const int offset = 0) { offset); } -static const int kStaticBuffersOffset = - 0x100; ///< Offset into static buffers, relative to command buffer header +/// Offset into static buffers, relative to command buffer header +static const int kStaticBuffersOffset = 0x100; /** * Returns a pointer to the static buffers area in the current thread's TLS diff --git a/src/core/hle/ipc_helpers.h b/src/core/hle/ipc_helpers.h index 323158bb5e..06c4c5a85e 100644 --- a/src/core/hle/ipc_helpers.h +++ b/src/core/hle/ipc_helpers.h @@ -27,6 +27,24 @@ public: DEBUG_ASSERT_MSG(index == TotalSize(), "Operations do not match the header (cmd 0x%x)", header.raw); } + + void Skip(unsigned size_in_words, bool set_to_null) { + if (set_to_null) + memset(cmdbuf + index, 0, size_in_words * sizeof(u32)); + index += size_in_words; + } + + /** + * @brief Retrieves the address of a static buffer, used when a buffer is needed for output + * @param buffer_id The index of the static buffer + * @param data_size If non-null, will store the size of the buffer + */ + VAddr PeekStaticBuffer(u8 buffer_id, size_t* data_size = nullptr) const { + u32* static_buffer = cmdbuf + Kernel::kStaticBuffersOffset / sizeof(u32) + buffer_id * 2; + if (data_size) + *data_size = StaticBufferDescInfo{static_buffer[0]}.size; + return static_buffer[1]; + } }; class RequestBuilder : public RequestHelperBase { @@ -50,14 +68,8 @@ public: template void Push(T value); - void Push(u32 value) { - cmdbuf[index++] = value; - } template - void Push(const First& first_value, const Other&... other_values) { - Push(first_value); - Push(other_values...); - } + void Push(const First& first_value, const Other&... other_values); /** * @brief Copies the content of the given trivially copyable class to the buffer as a normal @@ -65,59 +77,96 @@ public: * @note: The input class must be correctly packed/padded to fit hardware layout. */ template - void PushRaw(const T& value) { - static_assert(std::is_trivially_copyable(), "Raw types should be trivially copyable"); - std::memcpy(cmdbuf + index, &value, sizeof(T)); - index += (sizeof(T) + 3) / 4; // round up to word length - } + void PushRaw(const T& value); // TODO : ensure that translate params are added after all regular params template - void PushCopyHandles(H... handles) { - Push(CopyHandleDesc(sizeof...(H))); - Push(static_cast(handles)...); - } + void PushCopyHandles(H... handles); template - void PushMoveHandles(H... handles) { - Push(MoveHandleDesc(sizeof...(H))); - Push(static_cast(handles)...); - } + void PushMoveHandles(H... handles); - void PushCurrentPIDHandle() { - Push(CallingPidDesc()); - Push(u32(0)); - } + void PushCurrentPIDHandle(); - void PushStaticBuffer(VAddr buffer_vaddr, u32 size, u8 buffer_id) { - Push(StaticBufferDesc(size, buffer_id)); - Push(buffer_vaddr); - } + void PushStaticBuffer(VAddr buffer_vaddr, u32 size, u8 buffer_id); - void PushMappedBuffer(VAddr buffer_vaddr, u32 size, MappedBufferPermissions perms) { - Push(MappedBufferDesc(size, perms)); - Push(buffer_vaddr); - } + void PushMappedBuffer(VAddr buffer_vaddr, u32 size, MappedBufferPermissions perms); }; /// Push /// template <> -inline void RequestBuilder::Push(u32 value) { - Push(value); +inline void RequestBuilder::Push(u32 value) { + cmdbuf[index++] = value; +} + +template +void RequestBuilder::PushRaw(const T& value) { + static_assert(std::is_trivially_copyable(), "Raw types should be trivially copyable"); + std::memcpy(cmdbuf + index, &value, sizeof(T)); + index += (sizeof(T) + 3) / 4; // round up to word length } template <> -inline void RequestBuilder::Push(u64 value) { +inline void RequestBuilder::Push(u8 value) { + PushRaw(value); +} + +template <> +inline void RequestBuilder::Push(u16 value) { + PushRaw(value); +} + +template <> +inline void RequestBuilder::Push(u64 value) { Push(static_cast(value)); Push(static_cast(value >> 32)); } template <> -inline void RequestBuilder::Push(ResultCode value) { +inline void RequestBuilder::Push(bool value) { + Push(static_cast(value)); +} + +template <> +inline void RequestBuilder::Push(ResultCode value) { Push(value.raw); } +template +void RequestBuilder::Push(const First& first_value, const Other&... other_values) { + Push(first_value); + Push(other_values...); +} + +template +inline void RequestBuilder::PushCopyHandles(H... handles) { + Push(CopyHandleDesc(sizeof...(H))); + Push(static_cast(handles)...); +} + +template +inline void RequestBuilder::PushMoveHandles(H... handles) { + Push(MoveHandleDesc(sizeof...(H))); + Push(static_cast(handles)...); +} + +inline void RequestBuilder::PushCurrentPIDHandle() { + Push(CallingPidDesc()); + Push(u32(0)); +} + +inline void RequestBuilder::PushStaticBuffer(VAddr buffer_vaddr, u32 size, u8 buffer_id) { + Push(StaticBufferDesc(size, buffer_id)); + Push(buffer_vaddr); +} + +inline void RequestBuilder::PushMappedBuffer(VAddr buffer_vaddr, u32 size, + MappedBufferPermissions perms) { + Push(MappedBufferDesc(size, perms)); + Push(buffer_vaddr); +} + class RequestParser : public RequestHelperBase { public: RequestParser(u32* command_buffer, Header command_header) @@ -185,24 +234,60 @@ public: */ template void PopRaw(T& value); + + /** + * @brief Reads the next normal parameters as a struct, by copying it into a new value + * @note: The output class must be correctly packed/padded to fit hardware layout. + */ + template + T PopRaw(); }; /// Pop /// template <> -inline u32 RequestParser::Pop() { +inline u32 RequestParser::Pop() { return cmdbuf[index++]; } +template +void RequestParser::PopRaw(T& value) { + static_assert(std::is_trivially_copyable(), "Raw types should be trivially copyable"); + std::memcpy(&value, cmdbuf + index, sizeof(T)); + index += (sizeof(T) + 3) / 4; // round up to word length +} + +template +T RequestParser::PopRaw() { + T value; + PopRaw(value); + return value; +} + template <> -inline u64 RequestParser::Pop() { +inline u8 RequestParser::Pop() { + return PopRaw(); +} + +template <> +inline u16 RequestParser::Pop() { + return PopRaw(); +} + +template <> +inline u64 RequestParser::Pop() { const u64 lsw = Pop(); const u64 msw = Pop(); return msw << 32 | lsw; } template <> -inline ResultCode RequestParser::Pop() { +inline bool RequestParser::Pop() { + return Pop() != 0; +} + +template <> +inline ResultCode RequestParser::Pop() { return ResultCode{Pop()}; } @@ -265,11 +350,4 @@ inline VAddr RequestParser::PopMappedBuffer(size_t* data_size, return Pop(); } -template -void RequestParser::PopRaw(T& value) { - static_assert(std::is_trivially_copyable(), "Raw types should be trivially copyable"); - std::memcpy(&value, cmdbuf + index, sizeof(T)); - index += (sizeof(T) + 3) / 4; // round up to word length -} - } // namespace IPC diff --git a/src/core/hle/service/apt/apt.cpp b/src/core/hle/service/apt/apt.cpp index 1517d3a2fc..366d1eacf3 100644 --- a/src/core/hle/service/apt/apt.cpp +++ b/src/core/hle/service/apt/apt.cpp @@ -49,13 +49,13 @@ void SendParameter(const MessageParameter& parameter) { } void Initialize(Service::Interface* self) { - u32* cmd_buff = Kernel::GetCommandBuffer(); - u32 app_id = cmd_buff[1]; - u32 flags = cmd_buff[2]; - - cmd_buff[2] = IPC::CopyHandleDesc(2); - cmd_buff[3] = Kernel::g_handle_table.Create(notification_event).MoveFrom(); - cmd_buff[4] = Kernel::g_handle_table.Create(parameter_event).MoveFrom(); + IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x2, 2, 0); // 0x20080 + u32 app_id = rp.Pop(); + u32 flags = rp.Pop(); + IPC::RequestBuilder rb = rp.MakeBuilder(1, 3); + rb.Push(RESULT_SUCCESS); + rb.PushCopyHandles(Kernel::g_handle_table.Create(notification_event).MoveFrom(), + Kernel::g_handle_table.Create(parameter_event).MoveFrom()); // TODO(bunnei): Check if these events are cleared every time Initialize is called. notification_event->Clear(); @@ -64,18 +64,16 @@ void Initialize(Service::Interface* self) { ASSERT_MSG((nullptr != lock), "Cannot initialize without lock"); lock->Release(); - cmd_buff[1] = RESULT_SUCCESS.raw; // No error - LOG_DEBUG(Service_APT, "called app_id=0x%08X, flags=0x%08X", app_id, flags); } void GetSharedFont(Service::Interface* self) { - u32* cmd_buff = Kernel::GetCommandBuffer(); - + IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x44, 0, 0); // 0x00440000 + IPC::RequestBuilder rb = rp.MakeBuilder(2, 2); if (!shared_font_mem) { LOG_ERROR(Service_APT, "shared font file missing - go dump it from your 3ds"); - cmd_buff[0] = IPC::MakeHeader(0x44, 2, 2); - cmd_buff[1] = -1; // TODO: Find the right error code + rb.Push(-1); // TODO: Find the right error code + rb.Skip(1 + 2, true); return; } @@ -87,103 +85,110 @@ void GetSharedFont(Service::Interface* self) { BCFNT::RelocateSharedFont(shared_font_mem, target_address); shared_font_relocated = true; } - cmd_buff[0] = IPC::MakeHeader(0x44, 2, 2); - cmd_buff[1] = RESULT_SUCCESS.raw; // No error + + rb.Push(RESULT_SUCCESS); // No error // Since the SharedMemory interface doesn't provide the address at which the memory was // allocated, the real APT service calculates this address by scanning the entire address space // (using svcQueryMemory) and searches for an allocation of the same size as the Shared Font. - cmd_buff[2] = target_address; - cmd_buff[3] = IPC::CopyHandleDesc(); - cmd_buff[4] = Kernel::g_handle_table.Create(shared_font_mem).MoveFrom(); + rb.Push(target_address); + rb.PushCopyHandles(Kernel::g_handle_table.Create(shared_font_mem).MoveFrom()); } void NotifyToWait(Service::Interface* self) { - u32* cmd_buff = Kernel::GetCommandBuffer(); - u32 app_id = cmd_buff[1]; - cmd_buff[1] = RESULT_SUCCESS.raw; // No error + IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x43, 1, 0); // 0x430040 + u32 app_id = rp.Pop(); + IPC::RequestBuilder rb = rp.MakeBuilder(1, 0); + rb.Push(RESULT_SUCCESS); // No error LOG_WARNING(Service_APT, "(STUBBED) app_id=%u", app_id); } void GetLockHandle(Service::Interface* self) { - u32* cmd_buff = Kernel::GetCommandBuffer(); + IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x1, 1, 0); // 0x10040 + // Bits [0:2] are the applet type (System, Library, etc) // Bit 5 tells the application that there's a pending APT parameter, // this will cause the app to wait until parameter_event is signaled. - u32 applet_attributes = cmd_buff[1]; + u32 applet_attributes = rp.Pop(); + IPC::RequestBuilder rb = rp.MakeBuilder(3, 2); + rb.Push(RESULT_SUCCESS); // No error + rb.Push(applet_attributes); // Applet Attributes, this value is passed to Enable. + rb.Push(0); // Least significant bit = power button state + Kernel::Handle handle_copy = Kernel::g_handle_table.Create(lock).MoveFrom(); + rb.PushCopyHandles(handle_copy); - cmd_buff[1] = RESULT_SUCCESS.raw; // No error - - cmd_buff[2] = applet_attributes; // Applet Attributes, this value is passed to Enable. - cmd_buff[3] = 0; // Least significant bit = power button state - cmd_buff[4] = IPC::CopyHandleDesc(); - cmd_buff[5] = Kernel::g_handle_table.Create(lock).MoveFrom(); - - LOG_WARNING(Service_APT, "(STUBBED) called handle=0x%08X applet_attributes=0x%08X", cmd_buff[5], + LOG_WARNING(Service_APT, "(STUBBED) called handle=0x%08X applet_attributes=0x%08X", handle_copy, applet_attributes); } void Enable(Service::Interface* self) { - u32* cmd_buff = Kernel::GetCommandBuffer(); - u32 attributes = cmd_buff[1]; - cmd_buff[1] = RESULT_SUCCESS.raw; // No error - parameter_event->Signal(); // Let the application know that it has been started + IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x3, 1, 0); // 0x30040 + u32 attributes = rp.Pop(); + IPC::RequestBuilder rb = rp.MakeBuilder(1, 0); + rb.Push(RESULT_SUCCESS); // No error + parameter_event->Signal(); // Let the application know that it has been started LOG_WARNING(Service_APT, "(STUBBED) called attributes=0x%08X", attributes); } void GetAppletManInfo(Service::Interface* self) { - u32* cmd_buff = Kernel::GetCommandBuffer(); - u32 unk = cmd_buff[1]; - cmd_buff[1] = RESULT_SUCCESS.raw; // No error - cmd_buff[2] = 0; - cmd_buff[3] = 0; - cmd_buff[4] = static_cast(AppletId::HomeMenu); // Home menu AppID - cmd_buff[5] = static_cast(AppletId::Application); // TODO(purpasmart96): Do this correctly + IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x5, 1, 0); // 0x50040 + u32 unk = rp.Pop(); + IPC::RequestBuilder rb = rp.MakeBuilder(5, 0); + rb.Push(RESULT_SUCCESS); // No error + rb.Push(0); + rb.Push(0); + rb.Push(static_cast(AppletId::HomeMenu)); // Home menu AppID + rb.Push(static_cast(AppletId::Application)); // TODO(purpasmart96): Do this correctly LOG_WARNING(Service_APT, "(STUBBED) called unk=0x%08X", unk); } void IsRegistered(Service::Interface* self) { - u32* cmd_buff = Kernel::GetCommandBuffer(); - u32 app_id = cmd_buff[1]; - cmd_buff[1] = RESULT_SUCCESS.raw; // No error + IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x9, 1, 0); // 0x90040 + u32 app_id = rp.Pop(); + IPC::RequestBuilder rb = rp.MakeBuilder(2, 0); + rb.Push(RESULT_SUCCESS); // No error // TODO(Subv): An application is considered "registered" if it has already called APT::Enable // handle this properly once we implement multiprocess support. - cmd_buff[2] = 0; // Set to not registered by default + bool is_registered = false; // Set to not registered by default if (app_id == static_cast(AppletId::AnyLibraryApplet)) { - cmd_buff[2] = HLE::Applets::IsLibraryAppletRunning() ? 1 : 0; + is_registered = HLE::Applets::IsLibraryAppletRunning(); } else if (auto applet = HLE::Applets::Applet::Get(static_cast(app_id))) { - cmd_buff[2] = 1; // Set to registered + is_registered = true; // Set to registered } + rb.Push(is_registered); + LOG_WARNING(Service_APT, "(STUBBED) called app_id=0x%08X", app_id); } void InquireNotification(Service::Interface* self) { - u32* cmd_buff = Kernel::GetCommandBuffer(); - u32 app_id = cmd_buff[1]; - cmd_buff[1] = RESULT_SUCCESS.raw; // No error - cmd_buff[2] = static_cast(SignalType::None); // Signal type + IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0xB, 1, 0); // 0xB0040 + u32 app_id = rp.Pop(); + IPC::RequestBuilder rb = rp.MakeBuilder(2, 0); + rb.Push(RESULT_SUCCESS); // No error + rb.Push(static_cast(SignalType::None)); // Signal type LOG_WARNING(Service_APT, "(STUBBED) called app_id=0x%08X", app_id); } void SendParameter(Service::Interface* self) { - u32* cmd_buff = Kernel::GetCommandBuffer(); - u32 src_app_id = cmd_buff[1]; - u32 dst_app_id = cmd_buff[2]; - u32 signal_type = cmd_buff[3]; - u32 buffer_size = cmd_buff[4]; - u32 value = cmd_buff[5]; - u32 handle = cmd_buff[6]; - u32 size = cmd_buff[7]; - u32 buffer = cmd_buff[8]; + IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0xC, 4, 4); // 0xC0104 + u32 src_app_id = rp.Pop(); + u32 dst_app_id = rp.Pop(); + u32 signal_type = rp.Pop(); + u32 buffer_size = rp.Pop(); + Kernel::Handle handle = rp.PopHandle(); + size_t size; + VAddr buffer = rp.PopStaticBuffer(&size); std::shared_ptr dest_applet = HLE::Applets::Applet::Get(static_cast(dst_app_id)); + IPC::RequestBuilder rb = rp.MakeBuilder(1, 0); + if (dest_applet == nullptr) { LOG_ERROR(Service_APT, "Unknown applet id=0x%08X", dst_app_id); - cmd_buff[1] = -1; // TODO(Subv): Find the right error code + rb.Push(-1); // TODO(Subv): Find the right error code return; } @@ -195,88 +200,104 @@ void SendParameter(Service::Interface* self) { param.buffer.resize(buffer_size); Memory::ReadBlock(buffer, param.buffer.data(), param.buffer.size()); - cmd_buff[1] = dest_applet->ReceiveParameter(param).raw; + rb.Push(dest_applet->ReceiveParameter(param)); - LOG_WARNING( - Service_APT, - "(STUBBED) called src_app_id=0x%08X, dst_app_id=0x%08X, signal_type=0x%08X," - "buffer_size=0x%08X, value=0x%08X, handle=0x%08X, size=0x%08X, in_param_buffer_ptr=0x%08X", - src_app_id, dst_app_id, signal_type, buffer_size, value, handle, size, buffer); + LOG_WARNING(Service_APT, + "(STUBBED) called src_app_id=0x%08X, dst_app_id=0x%08X, signal_type=0x%08X," + "buffer_size=0x%08X, handle=0x%08X, size=0x%08zX, in_param_buffer_ptr=0x%08X", + src_app_id, dst_app_id, signal_type, buffer_size, handle, size, buffer); } void ReceiveParameter(Service::Interface* self) { - u32* cmd_buff = Kernel::GetCommandBuffer(); - u32 app_id = cmd_buff[1]; - u32 buffer_size = cmd_buff[2]; - VAddr buffer = cmd_buff[0x104 >> 2]; + IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0xD, 2, 0); // 0xD0080 + u32 app_id = rp.Pop(); + u32 buffer_size = rp.Pop(); - cmd_buff[1] = RESULT_SUCCESS.raw; // No error - cmd_buff[2] = next_parameter.sender_id; - cmd_buff[3] = next_parameter.signal; // Signal type - cmd_buff[4] = next_parameter.buffer.size(); // Parameter buffer size - cmd_buff[5] = 0x10; - cmd_buff[6] = 0; - if (next_parameter.object != nullptr) - cmd_buff[6] = Kernel::g_handle_table.Create(next_parameter.object).MoveFrom(); - cmd_buff[7] = (next_parameter.buffer.size() << 14) | 2; - cmd_buff[8] = buffer; + size_t static_buff_size; + VAddr buffer = rp.PeekStaticBuffer(0, &static_buff_size); + if (buffer_size > static_buff_size) + LOG_WARNING( + Service_APT, + "buffer_size is bigger than the size in the buffer descriptor (0x%08X > 0x%08zX)", + buffer_size, static_buff_size); + + IPC::RequestBuilder rb = rp.MakeBuilder(4, 4); + rb.Push(RESULT_SUCCESS); // No error + rb.Push(next_parameter.sender_id); + rb.Push(next_parameter.signal); // Signal type + ASSERT_MSG(next_parameter.buffer.size() <= buffer_size, "Input static buffer is too small !"); + rb.Push(static_cast(next_parameter.buffer.size())); // Parameter buffer size + + rb.PushMoveHandles((next_parameter.object != nullptr) + ? Kernel::g_handle_table.Create(next_parameter.object).MoveFrom() + : 0); + rb.PushStaticBuffer(buffer, static_cast(next_parameter.buffer.size()), 0); Memory::WriteBlock(buffer, next_parameter.buffer.data(), next_parameter.buffer.size()); - LOG_WARNING(Service_APT, "called app_id=0x%08X, buffer_size=0x%08X", app_id, buffer_size); + LOG_WARNING(Service_APT, "called app_id=0x%08X, buffer_size=0x%08zX", app_id, buffer_size); } void GlanceParameter(Service::Interface* self) { - u32* cmd_buff = Kernel::GetCommandBuffer(); - u32 app_id = cmd_buff[1]; - u32 buffer_size = cmd_buff[2]; - VAddr buffer = cmd_buff[0x104 >> 2]; + IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0xE, 2, 0); // 0xE0080 + u32 app_id = rp.Pop(); + u32 buffer_size = rp.Pop(); - cmd_buff[1] = RESULT_SUCCESS.raw; // No error - cmd_buff[2] = next_parameter.sender_id; - cmd_buff[3] = next_parameter.signal; // Signal type - cmd_buff[4] = next_parameter.buffer.size(); // Parameter buffer size - cmd_buff[5] = 0x10; - cmd_buff[6] = 0; - if (next_parameter.object != nullptr) - cmd_buff[6] = Kernel::g_handle_table.Create(next_parameter.object).MoveFrom(); - cmd_buff[7] = (next_parameter.buffer.size() << 14) | 2; - cmd_buff[8] = buffer; + size_t static_buff_size; + VAddr buffer = rp.PeekStaticBuffer(0, &static_buff_size); + if (buffer_size > static_buff_size) + LOG_WARNING( + Service_APT, + "buffer_size is bigger than the size in the buffer descriptor (0x%08X > 0x%08zX)", + buffer_size, static_buff_size); - Memory::WriteBlock(buffer, next_parameter.buffer.data(), - std::min(static_cast(buffer_size), next_parameter.buffer.size())); + IPC::RequestBuilder rb = rp.MakeBuilder(4, 4); + rb.Push(RESULT_SUCCESS); // No error + rb.Push(next_parameter.sender_id); + rb.Push(next_parameter.signal); // Signal type + ASSERT_MSG(next_parameter.buffer.size() <= buffer_size, "Input static buffer is too small !"); + rb.Push(static_cast(next_parameter.buffer.size())); // Parameter buffer size - LOG_WARNING(Service_APT, "called app_id=0x%08X, buffer_size=0x%08X", app_id, buffer_size); + rb.PushCopyHandles((next_parameter.object != nullptr) + ? Kernel::g_handle_table.Create(next_parameter.object).MoveFrom() + : 0); + rb.PushStaticBuffer(buffer, static_cast(next_parameter.buffer.size()), 0); + + Memory::WriteBlock(buffer, next_parameter.buffer.data(), next_parameter.buffer.size()); + + LOG_WARNING(Service_APT, "called app_id=0x%08X, buffer_size=0x%08zX", app_id, buffer_size); } void CancelParameter(Service::Interface* self) { - u32* cmd_buff = Kernel::GetCommandBuffer(); - u32 flag1 = cmd_buff[1]; - u32 unk = cmd_buff[2]; - u32 flag2 = cmd_buff[3]; - u32 app_id = cmd_buff[4]; + IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0xF, 4, 0); // 0xF0100 - cmd_buff[1] = RESULT_SUCCESS.raw; // No error - cmd_buff[2] = 1; // Set to Success + u32 check_sender = rp.Pop(); + u32 sender_appid = rp.Pop(); + u32 check_receiver = rp.Pop(); + u32 receiver_appid = rp.Pop(); + IPC::RequestBuilder rb = rp.MakeBuilder(2, 0); + rb.Push(RESULT_SUCCESS); // No error + rb.Push(true); // Set to Success - LOG_WARNING(Service_APT, - "(STUBBED) called flag1=0x%08X, unk=0x%08X, flag2=0x%08X, app_id=0x%08X", flag1, - unk, flag2, app_id); + LOG_WARNING(Service_APT, "(STUBBED) called check_sender=0x%08X, sender_appid=0x%08X, " + "check_receiver=0x%08X, receiver_appid=0x%08X", + check_sender, sender_appid, check_receiver, receiver_appid); } void PrepareToStartApplication(Service::Interface* self) { - u32* cmd_buff = Kernel::GetCommandBuffer(); - u32 title_info1 = cmd_buff[1]; - u32 title_info2 = cmd_buff[2]; - u32 title_info3 = cmd_buff[3]; - u32 title_info4 = cmd_buff[4]; - u32 flags = cmd_buff[5]; + IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x15, 5, 0); // 0x00150140 + u32 title_info1 = rp.Pop(); + u32 title_info2 = rp.Pop(); + u32 title_info3 = rp.Pop(); + u32 title_info4 = rp.Pop(); + u32 flags = rp.Pop(); if (flags & 0x00000100) { unknown_ns_state_field = 1; } - cmd_buff[1] = RESULT_SUCCESS.raw; // No error + IPC::RequestBuilder rb = rp.MakeBuilder(1, 0); + rb.Push(RESULT_SUCCESS); // No error LOG_WARNING(Service_APT, "(STUBBED) called title_info1=0x%08X, title_info2=0x%08X, title_info3=0x%08X," @@ -285,172 +306,188 @@ void PrepareToStartApplication(Service::Interface* self) { } void StartApplication(Service::Interface* self) { - u32* cmd_buff = Kernel::GetCommandBuffer(); - u32 buffer1_size = cmd_buff[1]; - u32 buffer2_size = cmd_buff[2]; - u32 flag = cmd_buff[3]; - u32 size1 = cmd_buff[4]; - u32 buffer1_ptr = cmd_buff[5]; - u32 size2 = cmd_buff[6]; - u32 buffer2_ptr = cmd_buff[7]; + IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x1B, 3, 4); // 0x001B00C4 + u32 buffer1_size = rp.Pop(); + u32 buffer2_size = rp.Pop(); + u32 flag = rp.Pop(); + size_t size1; + VAddr buffer1_ptr = rp.PopStaticBuffer(&size1); + size_t size2; + VAddr buffer2_ptr = rp.PopStaticBuffer(&size2); - cmd_buff[1] = RESULT_SUCCESS.raw; // No error + IPC::RequestBuilder rb = rp.MakeBuilder(1, 0); + rb.Push(RESULT_SUCCESS); // No error LOG_WARNING(Service_APT, "(STUBBED) called buffer1_size=0x%08X, buffer2_size=0x%08X, flag=0x%08X," - "size1=0x%08X, buffer1_ptr=0x%08X, size2=0x%08X, buffer2_ptr=0x%08X", + "size1=0x%08zX, buffer1_ptr=0x%08X, size2=0x%08zX, buffer2_ptr=0x%08X", buffer1_size, buffer2_size, flag, size1, buffer1_ptr, size2, buffer2_ptr); } void AppletUtility(Service::Interface* self) { - u32* cmd_buff = Kernel::GetCommandBuffer(); + IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x4B, 3, 2); // 0x004B00C2 // These are from 3dbrew - I'm not really sure what they're used for. - u32 command = cmd_buff[1]; - u32 buffer1_size = cmd_buff[2]; - u32 buffer2_size = cmd_buff[3]; - u32 buffer1_addr = cmd_buff[5]; - u32 buffer2_addr = cmd_buff[65]; + u32 utility_command = rp.Pop(); + u32 input_size = rp.Pop(); + u32 output_size = rp.Pop(); + VAddr input_addr = rp.PopStaticBuffer(); - cmd_buff[1] = RESULT_SUCCESS.raw; // No error + VAddr output_addr = rp.PeekStaticBuffer(0); + + IPC::RequestBuilder rb = rp.MakeBuilder(1, 0); + rb.Push(RESULT_SUCCESS); // No error LOG_WARNING(Service_APT, - "(STUBBED) called command=0x%08X, buffer1_size=0x%08X, buffer2_size=0x%08X, " - "buffer1_addr=0x%08X, buffer2_addr=0x%08X", - command, buffer1_size, buffer2_size, buffer1_addr, buffer2_addr); + "(STUBBED) called command=0x%08X, input_size=0x%08X, output_size=0x%08X, " + "input_addr=0x%08X, output_addr=0x%08X", + utility_command, input_size, output_size, input_addr, output_addr); } void SetAppCpuTimeLimit(Service::Interface* self) { - u32* cmd_buff = Kernel::GetCommandBuffer(); - u32 value = cmd_buff[1]; - cpu_percent = cmd_buff[2]; + IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x4F, 2, 0); // 0x4F0080 + u32 value = rp.Pop(); + cpu_percent = rp.Pop(); if (value != 1) { LOG_ERROR(Service_APT, "This value should be one, but is actually %u!", value); } - cmd_buff[1] = RESULT_SUCCESS.raw; // No error + IPC::RequestBuilder rb = rp.MakeBuilder(1, 0); + rb.Push(RESULT_SUCCESS); // No error LOG_WARNING(Service_APT, "(STUBBED) called cpu_percent=%u, value=%u", cpu_percent, value); } void GetAppCpuTimeLimit(Service::Interface* self) { - u32* cmd_buff = Kernel::GetCommandBuffer(); - u32 value = cmd_buff[1]; + IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x50, 1, 0); // 0x500040 + u32 value = rp.Pop(); if (value != 1) { LOG_ERROR(Service_APT, "This value should be one, but is actually %u!", value); } - cmd_buff[1] = RESULT_SUCCESS.raw; // No error - cmd_buff[2] = cpu_percent; + IPC::RequestBuilder rb = rp.MakeBuilder(2, 0); + rb.Push(RESULT_SUCCESS); // No error + rb.Push(cpu_percent); LOG_WARNING(Service_APT, "(STUBBED) called value=%u", value); } void PrepareToStartLibraryApplet(Service::Interface* self) { - u32* cmd_buff = Kernel::GetCommandBuffer(); - AppletId applet_id = static_cast(cmd_buff[1]); + IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x18, 1, 0); // 0x180040 + AppletId applet_id = static_cast(rp.Pop()); + + IPC::RequestBuilder rb = rp.MakeBuilder(1, 0); auto applet = HLE::Applets::Applet::Get(applet_id); if (applet) { LOG_WARNING(Service_APT, "applet has already been started id=%08X", applet_id); - cmd_buff[1] = RESULT_SUCCESS.raw; + rb.Push(RESULT_SUCCESS); } else { - cmd_buff[1] = HLE::Applets::Applet::Create(applet_id).raw; + rb.Push(HLE::Applets::Applet::Create(applet_id)); } LOG_DEBUG(Service_APT, "called applet_id=%08X", applet_id); } void PreloadLibraryApplet(Service::Interface* self) { - u32* cmd_buff = Kernel::GetCommandBuffer(); - AppletId applet_id = static_cast(cmd_buff[1]); + IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x16, 1, 0); // 0x160040 + AppletId applet_id = static_cast(rp.Pop()); + + IPC::RequestBuilder rb = rp.MakeBuilder(1, 0); auto applet = HLE::Applets::Applet::Get(applet_id); if (applet) { LOG_WARNING(Service_APT, "applet has already been started id=%08X", applet_id); - cmd_buff[1] = RESULT_SUCCESS.raw; + rb.Push(RESULT_SUCCESS); } else { - cmd_buff[1] = HLE::Applets::Applet::Create(applet_id).raw; + rb.Push(HLE::Applets::Applet::Create(applet_id)); } LOG_DEBUG(Service_APT, "called applet_id=%08X", applet_id); } void StartLibraryApplet(Service::Interface* self) { - u32* cmd_buff = Kernel::GetCommandBuffer(); - AppletId applet_id = static_cast(cmd_buff[1]); + IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x1E, 2, 4); // 0x1E0084 + AppletId applet_id = static_cast(rp.Pop()); std::shared_ptr applet = HLE::Applets::Applet::Get(applet_id); LOG_DEBUG(Service_APT, "called applet_id=%08X", applet_id); if (applet == nullptr) { LOG_ERROR(Service_APT, "unknown applet id=%08X", applet_id); - cmd_buff[1] = -1; // TODO(Subv): Find the right error code + IPC::RequestBuilder rb = rp.MakeBuilder(1, 0, false); + rb.Push(-1); // TODO(Subv): Find the right error code return; } - size_t buffer_size = cmd_buff[2]; - VAddr buffer_addr = cmd_buff[6]; + size_t buffer_size = rp.Pop(); + Kernel::Handle handle = rp.PopHandle(); + VAddr buffer_addr = rp.PopStaticBuffer(); AppletStartupParameter parameter; - parameter.object = Kernel::g_handle_table.GetGeneric(cmd_buff[4]); + parameter.object = Kernel::g_handle_table.GetGeneric(handle); parameter.buffer.resize(buffer_size); Memory::ReadBlock(buffer_addr, parameter.buffer.data(), parameter.buffer.size()); - cmd_buff[1] = applet->Start(parameter).raw; + IPC::RequestBuilder rb = rp.MakeBuilder(1, 0); + rb.Push(applet->Start(parameter)); } void CancelLibraryApplet(Service::Interface* self) { - u32* cmd_buff = Kernel::GetCommandBuffer(); - u32 exiting = cmd_buff[1] & 0xFF; + IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x3B, 1, 0); // 0x003B0040 + bool exiting = rp.Pop(); - cmd_buff[1] = 1; // TODO: Find the return code meaning + IPC::RequestBuilder rb = rp.MakeBuilder(1, 0); + rb.Push(1); // TODO: Find the return code meaning - LOG_WARNING(Service_APT, "(STUBBED) called exiting=%u", exiting); + LOG_WARNING(Service_APT, "(STUBBED) called exiting=%d", exiting); } void SetScreenCapPostPermission(Service::Interface* self) { - u32* cmd_buff = Kernel::GetCommandBuffer(); + IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x55, 1, 0); // 0x00550040 - screen_capture_post_permission = static_cast(cmd_buff[1] & 0xF); + screen_capture_post_permission = static_cast(rp.Pop() & 0xF); - cmd_buff[0] = IPC::MakeHeader(0x55, 1, 0); - cmd_buff[1] = RESULT_SUCCESS.raw; + IPC::RequestBuilder rb = rp.MakeBuilder(1, 0); + rb.Push(RESULT_SUCCESS); // No error LOG_WARNING(Service_APT, "(STUBBED) screen_capture_post_permission=%u", screen_capture_post_permission); } void GetScreenCapPostPermission(Service::Interface* self) { - u32* cmd_buff = Kernel::GetCommandBuffer(); + IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x56, 0, 0); // 0x00560000 - cmd_buff[0] = IPC::MakeHeader(0x56, 2, 0); - cmd_buff[1] = RESULT_SUCCESS.raw; - cmd_buff[2] = static_cast(screen_capture_post_permission); + IPC::RequestBuilder rb = rp.MakeBuilder(2, 0); + rb.Push(RESULT_SUCCESS); // No error + rb.Push(static_cast(screen_capture_post_permission)); LOG_WARNING(Service_APT, "(STUBBED) screen_capture_post_permission=%u", screen_capture_post_permission); } void GetAppletInfo(Service::Interface* self) { - u32* cmd_buff = Kernel::GetCommandBuffer(); - auto app_id = static_cast(cmd_buff[1]); + IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x6, 1, 0); // 0x60040 + auto app_id = static_cast(rp.Pop()); if (auto applet = HLE::Applets::Applet::Get(app_id)) { // TODO(Subv): Get the title id for the current applet and write it in the response[2-3] - cmd_buff[1] = RESULT_SUCCESS.raw; - cmd_buff[4] = static_cast(Service::FS::MediaType::NAND); - cmd_buff[5] = 1; // Registered - cmd_buff[6] = 1; // Loaded - cmd_buff[7] = 0; // Applet Attributes + IPC::RequestBuilder rb = rp.MakeBuilder(7, 0); + rb.Push(RESULT_SUCCESS); + u64 title_id = 0; + rb.Push(title_id); + rb.Push(static_cast(Service::FS::MediaType::NAND)); + rb.Push(true); // Registered + rb.Push(true); // Loaded + rb.Push(0); // Applet Attributes } else { - cmd_buff[1] = ResultCode(ErrorDescription::NotFound, ErrorModule::Applet, - ErrorSummary::NotFound, ErrorLevel::Status) - .raw; + IPC::RequestBuilder rb = rp.MakeBuilder(1, 0); + rb.Push(ResultCode(ErrorDescription::NotFound, ErrorModule::Applet, ErrorSummary::NotFound, + ErrorLevel::Status)); } LOG_WARNING(Service_APT, "(stubbed) called appid=%u", app_id); } void GetStartupArgument(Service::Interface* self) { - u32* cmd_buff = Kernel::GetCommandBuffer(); - u32 parameter_size = cmd_buff[1]; - StartupArgumentType startup_argument_type = static_cast(cmd_buff[2]); + IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x51, 2, 0); // 0x00510080 + u32 parameter_size = rp.Pop(); + StartupArgumentType startup_argument_type = static_cast(rp.Pop()); if (parameter_size >= 0x300) { LOG_ERROR( @@ -460,7 +497,14 @@ void GetStartupArgument(Service::Interface* self) { return; } - u32 addr = cmd_buff[65]; + size_t static_buff_size; + VAddr addr = rp.PeekStaticBuffer(0, &static_buff_size); + if (parameter_size > static_buff_size) + LOG_WARNING( + Service_APT, + "parameter_size is bigger than the size in the buffer descriptor (0x%08X > 0x%08zX)", + parameter_size, static_buff_size); + if (addr && parameter_size) { Memory::ZeroBlock(addr, parameter_size); } @@ -468,8 +512,10 @@ void GetStartupArgument(Service::Interface* self) { LOG_WARNING(Service_APT, "(stubbed) called startup_argument_type=%u , parameter_size=0x%08x", startup_argument_type, parameter_size); - cmd_buff[1] = RESULT_SUCCESS.raw; - cmd_buff[2] = 0; + IPC::RequestBuilder rb = rp.MakeBuilder(2, 2); + rb.Push(RESULT_SUCCESS); + rb.Push(0); + rb.PushStaticBuffer(addr, parameter_size, 0); } void Wrap(Service::Interface* self) { @@ -574,25 +620,25 @@ void Unwrap(Service::Interface* self) { } void CheckNew3DSApp(Service::Interface* self) { - u32* cmd_buff = Kernel::GetCommandBuffer(); + IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x101, 0, 0); // 0x01010000 + IPC::RequestBuilder rb = rp.MakeBuilder(2, 0); if (unknown_ns_state_field) { - cmd_buff[1] = RESULT_SUCCESS.raw; - cmd_buff[2] = 0; + rb.Push(RESULT_SUCCESS); + rb.Push(0); } else { - PTM::CheckNew3DS(self); + PTM::CheckNew3DS(rb); } - cmd_buff[0] = IPC::MakeHeader(0x101, 2, 0); LOG_WARNING(Service_APT, "(STUBBED) called"); } void CheckNew3DS(Service::Interface* self) { - u32* cmd_buff = Kernel::GetCommandBuffer(); + IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x102, 0, 0); // 0x01020000 + IPC::RequestBuilder rb = rp.MakeBuilder(2, 0); - PTM::CheckNew3DS(self); + PTM::CheckNew3DS(rb); - cmd_buff[0] = IPC::MakeHeader(0x102, 2, 0); LOG_WARNING(Service_APT, "(STUBBED) called"); } diff --git a/src/core/hle/service/ptm/ptm.cpp b/src/core/hle/service/ptm/ptm.cpp index 2542f83038..e373ed47a5 100644 --- a/src/core/hle/service/ptm/ptm.cpp +++ b/src/core/hle/service/ptm/ptm.cpp @@ -92,8 +92,7 @@ void GetSoftwareClosedFlag(Service::Interface* self) { LOG_WARNING(Service_PTM, "(STUBBED) called"); } -void CheckNew3DS(Service::Interface* self) { - u32* cmd_buff = Kernel::GetCommandBuffer(); +void CheckNew3DS(IPC::RequestBuilder& rb) { const bool is_new_3ds = Settings::values.is_new_3ds; if (is_new_3ds) { @@ -101,12 +100,17 @@ void CheckNew3DS(Service::Interface* self) { "settings. Citra does not fully support New 3DS emulation yet!"); } - cmd_buff[1] = RESULT_SUCCESS.raw; - cmd_buff[2] = is_new_3ds ? 1 : 0; + rb.Push(RESULT_SUCCESS); + rb.Push(is_new_3ds); LOG_WARNING(Service_PTM, "(STUBBED) called isNew3DS = 0x%08x", static_cast(is_new_3ds)); } +void CheckNew3DS(Service::Interface* self) { + IPC::RequestBuilder rb(Kernel::GetCommandBuffer(), 0x40A, 0, 0); // 0x040A0000 + CheckNew3DS(rb); +} + void Init() { AddService(new PTM_Gets); AddService(new PTM_Play); diff --git a/src/core/hle/service/ptm/ptm.h b/src/core/hle/service/ptm/ptm.h index a1a6280127..683fb445b7 100644 --- a/src/core/hle/service/ptm/ptm.h +++ b/src/core/hle/service/ptm/ptm.h @@ -5,6 +5,7 @@ #pragma once #include "common/common_types.h" +#include "core/hle/ipc_helpers.h" namespace Service { @@ -97,6 +98,7 @@ void GetSoftwareClosedFlag(Interface* self); * 2: u8 output: 0 = Old3DS, 1 = New3DS. */ void CheckNew3DS(Interface* self); +void CheckNew3DS(IPC::RequestBuilder& rb); /// Initialize the PTM service void Init(); diff --git a/src/core/hle/service/y2r_u.cpp b/src/core/hle/service/y2r_u.cpp index 907d9c8faf..c0837d49d3 100644 --- a/src/core/hle/service/y2r_u.cpp +++ b/src/core/hle/service/y2r_u.cpp @@ -189,11 +189,9 @@ static void SetSpacialDithering(Interface* self) { * 2 : u8, 0 = Disabled, 1 = Enabled */ static void GetSpacialDithering(Interface* self) { - u32* cmd_buff = Kernel::GetCommandBuffer(); - - cmd_buff[0] = IPC::MakeHeader(0xA, 2, 0); - cmd_buff[1] = RESULT_SUCCESS.raw; - cmd_buff[2] = spacial_dithering_enabled; + IPC::RequestBuilder rb(Kernel::GetCommandBuffer(), 0xA, 2, 0); + rb.Push(RESULT_SUCCESS); + rb.Push(spacial_dithering_enabled != 0); LOG_WARNING(Service_Y2R, "(STUBBED) called"); }