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Merge pull request #2463 from lioncash/set

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service/set: Correct and simplify behavior related to copying language codes
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Hexagon12 2019-05-19 15:17:39 +01:00 committed by GitHub
commit 594328f494
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1 changed files with 24 additions and 36 deletions
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60
src/core/hle/service/set/set.cpp
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@ -2,16 +2,15 @@
// Licensed under GPLv2 or any later version // Licensed under GPLv2 or any later version
// Refer to the license.txt file included. // Refer to the license.txt file included.
#include <algorithm>
#include <chrono> #include <chrono>
#include "common/logging/log.h" #include "common/logging/log.h"
#include "core/hle/ipc_helpers.h" #include "core/hle/ipc_helpers.h"
#include "core/hle/kernel/client_port.h"
#include "core/hle/kernel/client_session.h"
#include "core/hle/service/set/set.h" #include "core/hle/service/set/set.h"
#include "core/settings.h" #include "core/settings.h"
namespace Service::Set { namespace Service::Set {
namespace {
constexpr std::array<LanguageCode, 17> available_language_codes = {{ constexpr std::array<LanguageCode, 17> available_language_codes = {{
LanguageCode::JA, LanguageCode::JA,
LanguageCode::EN_US, LanguageCode::EN_US,
@ -32,41 +31,35 @@ constexpr std::array<LanguageCode, 17> available_language_codes = {{
LanguageCode::ZH_HANT, LanguageCode::ZH_HANT,
}}; }};
constexpr std::size_t pre4_0_0_max_entries = 0xF; constexpr std::size_t pre4_0_0_max_entries = 15;
constexpr std::size_t post4_0_0_max_entries = 0x40; constexpr std::size_t post4_0_0_max_entries = 17;
constexpr ResultCode ERR_INVALID_LANGUAGE{ErrorModule::Settings, 625}; constexpr ResultCode ERR_INVALID_LANGUAGE{ErrorModule::Settings, 625};
void PushResponseLanguageCode(Kernel::HLERequestContext& ctx, std::size_t num_language_codes) {
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(RESULT_SUCCESS);
rb.Push(static_cast<u32>(num_language_codes));
}
void GetAvailableLanguageCodesImpl(Kernel::HLERequestContext& ctx, std::size_t max_size) {
const std::size_t requested_amount = ctx.GetWriteBufferSize() / sizeof(LanguageCode);
const std::size_t copy_amount = std::min(requested_amount, max_size);
const std::size_t copy_size = copy_amount * sizeof(LanguageCode);
ctx.WriteBuffer(available_language_codes.data(), copy_size);
PushResponseLanguageCode(ctx, copy_amount);
}
} // Anonymous namespace
LanguageCode GetLanguageCodeFromIndex(std::size_t index) { LanguageCode GetLanguageCodeFromIndex(std::size_t index) {
return available_language_codes.at(index); return available_language_codes.at(index);
} }
template <std::size_t size>
static std::array<LanguageCode, size> MakeLanguageCodeSubset() {
std::array<LanguageCode, size> arr;
std::copy_n(available_language_codes.begin(), size, arr.begin());
return arr;
}
static void PushResponseLanguageCode(Kernel::HLERequestContext& ctx, std::size_t max_size) {
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(RESULT_SUCCESS);
if (available_language_codes.size() > max_size) {
rb.Push(static_cast<u32>(max_size));
} else {
rb.Push(static_cast<u32>(available_language_codes.size()));
}
}
void SET::GetAvailableLanguageCodes(Kernel::HLERequestContext& ctx) { void SET::GetAvailableLanguageCodes(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_SET, "called"); LOG_DEBUG(Service_SET, "called");
if (available_language_codes.size() > pre4_0_0_max_entries) { GetAvailableLanguageCodesImpl(ctx, pre4_0_0_max_entries);
ctx.WriteBuffer(MakeLanguageCodeSubset<pre4_0_0_max_entries>());
} else {
ctx.WriteBuffer(available_language_codes);
}
PushResponseLanguageCode(ctx, pre4_0_0_max_entries);
} }
void SET::MakeLanguageCode(Kernel::HLERequestContext& ctx) { void SET::MakeLanguageCode(Kernel::HLERequestContext& ctx) {
@ -87,12 +80,7 @@ void SET::MakeLanguageCode(Kernel::HLERequestContext& ctx) {
void SET::GetAvailableLanguageCodes2(Kernel::HLERequestContext& ctx) { void SET::GetAvailableLanguageCodes2(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_SET, "called"); LOG_DEBUG(Service_SET, "called");
if (available_language_codes.size() > post4_0_0_max_entries) { GetAvailableLanguageCodesImpl(ctx, post4_0_0_max_entries);
ctx.WriteBuffer(MakeLanguageCodeSubset<post4_0_0_max_entries>());
} else {
ctx.WriteBuffer(available_language_codes);
}
PushResponseLanguageCode(ctx, post4_0_0_max_entries);
} }
void SET::GetAvailableLanguageCodeCount(Kernel::HLERequestContext& ctx) { void SET::GetAvailableLanguageCodeCount(Kernel::HLERequestContext& ctx) {
@ -102,9 +90,9 @@ void SET::GetAvailableLanguageCodeCount(Kernel::HLERequestContext& ctx) {
} }
void SET::GetAvailableLanguageCodeCount2(Kernel::HLERequestContext& ctx) { void SET::GetAvailableLanguageCodeCount2(Kernel::HLERequestContext& ctx) {
PushResponseLanguageCode(ctx, post4_0_0_max_entries);
LOG_DEBUG(Service_SET, "called"); LOG_DEBUG(Service_SET, "called");
PushResponseLanguageCode(ctx, post4_0_0_max_entries);
} }
void SET::GetLanguageCode(Kernel::HLERequestContext& ctx) { void SET::GetLanguageCode(Kernel::HLERequestContext& ctx) {