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-rw-r--r--src/core/hle/applets/swkbd.cpp113
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diff --git a/src/core/hle/applets/swkbd.cpp b/src/core/hle/applets/swkbd.cpp
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+// Copyright 2015 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include <cstring>
+#include <string>
+
+#include "common/assert.h"
+#include "common/logging/log.h"
+#include "common/string_util.h"
+
+#include "core/hle/applets/swkbd.h"
+#include "core/hle/kernel/kernel.h"
+#include "core/hle/kernel/shared_memory.h"
+#include "core/hle/service/hid/hid.h"
+#include "core/hle/service/gsp_gpu.h"
+#include "core/hle/result.h"
+#include "core/memory.h"
+
+#include "video_core/video_core.h"
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+
+namespace HLE {
+namespace Applets {
+
+SoftwareKeyboard::SoftwareKeyboard(Service::APT::AppletId id) : Applet(id), started(false) {
+ // Create the SharedMemory that will hold the framebuffer data
+ // TODO(Subv): What size should we use here?
+ using Kernel::MemoryPermission;
+ framebuffer_memory = Kernel::SharedMemory::Create(0x1000, MemoryPermission::ReadWrite, MemoryPermission::ReadWrite, "SoftwareKeyboard Memory");
+}
+
+ResultCode SoftwareKeyboard::ReceiveParameter(Service::APT::MessageParameter const& parameter) {
+ if (parameter.signal != static_cast<u32>(Service::APT::SignalType::LibAppJustStarted)) {
+ LOG_ERROR(Service_APT, "unsupported signal %u", parameter.signal);
+ UNIMPLEMENTED();
+ // TODO(Subv): Find the right error code
+ return ResultCode(-1);
+ }
+
+ Service::APT::MessageParameter result;
+ // The buffer passed in parameter contains the data returned by GSPGPU::ImportDisplayCaptureInfo
+ result.signal = static_cast<u32>(Service::APT::SignalType::LibAppFinished);
+ result.data = nullptr;
+ result.buffer_size = 0;
+ result.destination_id = static_cast<u32>(Service::APT::AppletId::Application);
+ result.sender_id = static_cast<u32>(id);
+ result.object = framebuffer_memory;
+
+ Service::APT::SendParameter(result);
+ return RESULT_SUCCESS;
+}
+
+ResultCode SoftwareKeyboard::StartImpl(Service::APT::AppletStartupParameter const& parameter) {
+ ASSERT_MSG(parameter.buffer_size == sizeof(config), "The size of the parameter (SoftwareKeyboardConfig) is wrong");
+
+ memcpy(&config, parameter.data, parameter.buffer_size);
+ text_memory = boost::static_pointer_cast<Kernel::SharedMemory, Kernel::Object>(parameter.object);
+
+ // TODO(Subv): Verify if this is the correct behavior
+ memset(text_memory->GetPointer(), 0, text_memory->size);
+
+ DrawScreenKeyboard();
+
+ started = true;
+ return RESULT_SUCCESS;
+}
+
+void SoftwareKeyboard::Update() {
+ // TODO(Subv): Handle input using the touch events from the HID module
+
+ // TODO(Subv): Remove this hardcoded text
+ std::u16string text = Common::UTF8ToUTF16("Citra");
+ memcpy(text_memory->GetPointer(), text.c_str(), text.length() * sizeof(char16_t));
+
+ // TODO(Subv): Ask for input and write it to the shared memory
+ // TODO(Subv): Find out what are the possible values for the return code,
+ // some games seem to check for a hardcoded 2
+ config.return_code = 2;
+ config.text_length = 6;
+ config.text_offset = 0;
+
+ // TODO(Subv): We're finalizing the applet immediately after it's started,
+ // but we should defer this call until after all the input has been collected.
+ Finalize();
+}
+
+void SoftwareKeyboard::DrawScreenKeyboard() {
+ auto bottom_screen = GSP_GPU::GetFrameBufferInfo(0, 1);
+ auto info = bottom_screen->framebuffer_info[bottom_screen->index];
+
+ // TODO(Subv): Draw the HLE keyboard, for now just zero-fill the framebuffer
+ memset(Memory::GetPointer(info.address_left), 0, info.stride * 320);
+
+ GSP_GPU::SetBufferSwap(1, info);
+}
+
+void SoftwareKeyboard::Finalize() {
+ // Let the application know that we're closing
+ Service::APT::MessageParameter message;
+ message.buffer_size = sizeof(SoftwareKeyboardConfig);
+ message.data = reinterpret_cast<u8*>(&config);
+ message.signal = static_cast<u32>(Service::APT::SignalType::LibAppClosed);
+ message.destination_id = static_cast<u32>(Service::APT::AppletId::Application);
+ message.sender_id = static_cast<u32>(id);
+ Service::APT::SendParameter(message);
+
+ started = false;
+}
+
+}
+} // namespace