1 files changed, 166 insertions, 0 deletions
diff --git a/src/core/hle/service/set/settings_server.cpp b/src/core/hle/service/set/settings_server.cpp
new file mode 100644
index 000000000..b2caa00ff
--- /dev/null
+++ b/src/core/hle/service/set/settings_server.cpp
@@ -0,0 +1,166 @@
+// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include <algorithm>
+#include <array>
+#include <chrono>
+#include "common/logging/log.h"
+#include "common/settings.h"
+#include "core/hle/service/ipc_helpers.h"
+#include "core/hle/service/set/settings_server.h"
+
+namespace Service::Set {
+namespace {
+constexpr std::size_t PRE_4_0_0_MAX_ENTRIES = 0xF;
+constexpr std::size_t POST_4_0_0_MAX_ENTRIES = 0x40;
+
+constexpr Result ResultInvalidLanguage{ErrorModule::Settings, 625};
+
+void PushResponseLanguageCode(HLERequestContext& ctx, std::size_t num_language_codes) {
+    IPC::ResponseBuilder rb{ctx, 3};
+    rb.Push(ResultSuccess);
+    rb.Push(static_cast<u32>(num_language_codes));
+}
+
+void GetAvailableLanguageCodesImpl(HLERequestContext& ctx, std::size_t max_entries) {
+    const std::size_t requested_amount = ctx.GetWriteBufferNumElements<LanguageCode>();
+    const std::size_t max_amount = std::min(requested_amount, max_entries);
+    const std::size_t copy_amount = std::min(available_language_codes.size(), max_amount);
+    const std::size_t copy_size = copy_amount * sizeof(LanguageCode);
+
+    ctx.WriteBuffer(available_language_codes.data(), copy_size);
+    PushResponseLanguageCode(ctx, copy_amount);
+}
+
+void GetKeyCodeMapImpl(HLERequestContext& ctx) {
+    const auto language_code =
+        available_language_codes[static_cast<s32>(Settings::values.language_index.GetValue())];
+    const auto key_code =
+        std::find_if(language_to_layout.cbegin(), language_to_layout.cend(),
+                     [=](const auto& element) { return element.first == language_code; });
+    KeyboardLayout layout = KeyboardLayout::EnglishUs;
+    if (key_code == language_to_layout.cend()) {
+        LOG_ERROR(Service_SET,
+                  "Could not find keyboard layout for language index {}, defaulting to English us",
+                  Settings::values.language_index.GetValue());
+    } else {
+        layout = key_code->second;
+    }
+
+    ctx.WriteBuffer(layout);
+
+    IPC::ResponseBuilder rb{ctx, 2};
+    rb.Push(ResultSuccess);
+}
+} // Anonymous namespace
+
+LanguageCode GetLanguageCodeFromIndex(std::size_t index) {
+    return available_language_codes.at(index);
+}
+
+ISettingsServer::ISettingsServer(Core::System& system_) : ServiceFramework{system_, "set"} {
+    // clang-format off
+    static const FunctionInfo functions[] = {
+        {0, &ISettingsServer::GetLanguageCode, "GetLanguageCode"},
+        {1, &ISettingsServer::GetAvailableLanguageCodes, "GetAvailableLanguageCodes"},
+        {2, &ISettingsServer::MakeLanguageCode, "MakeLanguageCode"},
+        {3, &ISettingsServer::GetAvailableLanguageCodeCount, "GetAvailableLanguageCodeCount"},
+        {4, &ISettingsServer::GetRegionCode, "GetRegionCode"},
+        {5, &ISettingsServer::GetAvailableLanguageCodes2, "GetAvailableLanguageCodes2"},
+        {6, &ISettingsServer::GetAvailableLanguageCodeCount2, "GetAvailableLanguageCodeCount2"},
+        {7, &ISettingsServer::GetKeyCodeMap, "GetKeyCodeMap"},
+        {8, &ISettingsServer::GetQuestFlag, "GetQuestFlag"},
+        {9, &ISettingsServer::GetKeyCodeMap2, "GetKeyCodeMap2"},
+        {10, nullptr, "GetFirmwareVersionForDebug"},
+        {11, &ISettingsServer::GetDeviceNickName, "GetDeviceNickName"},
+    };
+    // clang-format on
+
+    RegisterHandlers(functions);
+}
+
+ISettingsServer::~ISettingsServer() = default;
+
+void ISettingsServer::GetAvailableLanguageCodes(HLERequestContext& ctx) {
+    LOG_DEBUG(Service_SET, "called");
+
+    GetAvailableLanguageCodesImpl(ctx, PRE_4_0_0_MAX_ENTRIES);
+}
+
+void ISettingsServer::MakeLanguageCode(HLERequestContext& ctx) {
+    IPC::RequestParser rp{ctx};
+    const auto index = rp.Pop<u32>();
+
+    if (index >= available_language_codes.size()) {
+        LOG_ERROR(Service_SET, "Invalid language code index! index={}", index);
+        IPC::ResponseBuilder rb{ctx, 2};
+        rb.Push(Set::ResultInvalidLanguage);
+        return;
+    }
+
+    IPC::ResponseBuilder rb{ctx, 4};
+    rb.Push(ResultSuccess);
+    rb.PushEnum(available_language_codes[index]);
+}
+
+void ISettingsServer::GetAvailableLanguageCodes2(HLERequestContext& ctx) {
+    LOG_DEBUG(Service_SET, "called");
+
+    GetAvailableLanguageCodesImpl(ctx, POST_4_0_0_MAX_ENTRIES);
+}
+
+void ISettingsServer::GetAvailableLanguageCodeCount(HLERequestContext& ctx) {
+    LOG_DEBUG(Service_SET, "called");
+
+    PushResponseLanguageCode(ctx, PRE_4_0_0_MAX_ENTRIES);
+}
+
+void ISettingsServer::GetAvailableLanguageCodeCount2(HLERequestContext& ctx) {
+    LOG_DEBUG(Service_SET, "called");
+
+    PushResponseLanguageCode(ctx, POST_4_0_0_MAX_ENTRIES);
+}
+
+void ISettingsServer::GetQuestFlag(HLERequestContext& ctx) {
+    LOG_DEBUG(Service_SET, "called");
+
+    IPC::ResponseBuilder rb{ctx, 3};
+    rb.Push(ResultSuccess);
+    rb.Push(static_cast<s32>(Settings::values.quest_flag.GetValue()));
+}
+
+void ISettingsServer::GetLanguageCode(HLERequestContext& ctx) {
+    LOG_DEBUG(Service_SET, "called {}", Settings::values.language_index.GetValue());
+
+    IPC::ResponseBuilder rb{ctx, 4};
+    rb.Push(ResultSuccess);
+    rb.PushEnum(
+        available_language_codes[static_cast<s32>(Settings::values.language_index.GetValue())]);
+}
+
+void ISettingsServer::GetRegionCode(HLERequestContext& ctx) {
+    LOG_DEBUG(Service_SET, "called");
+
+    IPC::ResponseBuilder rb{ctx, 3};
+    rb.Push(ResultSuccess);
+    rb.Push(static_cast<u32>(Settings::values.region_index.GetValue()));
+}
+
+void ISettingsServer::GetKeyCodeMap(HLERequestContext& ctx) {
+    LOG_DEBUG(Service_SET, "Called {}", ctx.Description());
+    GetKeyCodeMapImpl(ctx);
+}
+
+void ISettingsServer::GetKeyCodeMap2(HLERequestContext& ctx) {
+    LOG_DEBUG(Service_SET, "Called {}", ctx.Description());
+    GetKeyCodeMapImpl(ctx);
+}
+
+void ISettingsServer::GetDeviceNickName(HLERequestContext& ctx) {
+    LOG_DEBUG(Service_SET, "called");
+    IPC::ResponseBuilder rb{ctx, 2};
+    rb.Push(ResultSuccess);
+    ctx.WriteBuffer(Settings::values.device_name.GetValue());
+}
+
+} // namespace Service::Set