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mii: Implement Delete and Destroy file

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This commit is contained in:
Zach Hilman 2018-12-27 20:54:44 -05:00
parent c40cff454d
commit 1aa2b99a98
4 changed files with 122 additions and 13 deletions
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11
src/common/uuid.h
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@ -19,15 +19,16 @@ struct UUID {
constexpr explicit UUID(const u128& id) : uuid{id} {}
constexpr explicit UUID(const u64 lo, const u64 hi) : uuid{{lo, hi}} {}
explicit operator bool() const {
return uuid != INVALID_UUID;
constexpr explicit operator bool() const {
return uuid[0] != INVALID_UUID[0] && uuid[1] != INVALID_UUID[1];
}
bool operator==(const UUID& rhs) const {
return uuid == rhs.uuid;
constexpr bool operator==(const UUID& rhs) const {
// TODO(DarkLordZach): Replace with uuid == rhs.uuid with C++20
return uuid[0] == rhs.uuid[0] && uuid[1] == rhs.uuid[1];
}
bool operator!=(const UUID& rhs) const {
constexpr bool operator!=(const UUID& rhs) const {
return !operator==(rhs);
}

87
src/core/hle/service/mii/mii.cpp
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@ -4,6 +4,8 @@
#include <memory>
#include <fmt/ostream.h>
#include "common/logging/log.h"
#include "common/string_util.h"
#include "core/hle/ipc_helpers.h"
@ -15,6 +17,10 @@
namespace Service::Mii {
constexpr ResultCode ERROR_INVALID_ARGUMENT{ErrorModule::Mii, 1};
constexpr ResultCode ERROR_CANNOT_FIND_ENTRY{ErrorModule::Mii, 4};
constexpr ResultCode ERROR_NOT_IN_TEST_MODE{ErrorModule::Mii, 99};
class IDatabaseService final : public ServiceFramework<IDatabaseService> {
public:
explicit IDatabaseService() : ServiceFramework{"IDatabaseService"} {
@ -35,8 +41,8 @@ public:
{12, &IDatabaseService::Move, "Move"},
{13, &IDatabaseService::AddOrReplace, "AddOrReplace"},
{14, &IDatabaseService::Delete, "Delete"},
{15, nullptr, "DestroyFile"},
{16, nullptr, "DeleteFile"},
{15, &IDatabaseService::DestroyFile, "DestroyFile"},
{16, &IDatabaseService::DeleteFile, "DeleteFile"},
{17, &IDatabaseService::Format, "Format"},
{18, nullptr, "Import"},
{19, nullptr, "Export"},
@ -135,12 +141,33 @@ private:
void BuildRandom(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto random_params{rp.PopRaw<RandomParameters>()};
const auto [unknown1, unknown2, unknown3] = rp.PopRaw<RandomParameters>();
if (unknown1 > 3) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_INVALID_ARGUMENT);
LOG_ERROR(Service_Mii, "Invalid unknown1 value: {}", unknown1);
return;
}
if (unknown2 > 2) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_INVALID_ARGUMENT);
LOG_ERROR(Service_Mii, "Invalid unknown2 value: {}", unknown2);
return;
}
if (unknown3 > 3) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_INVALID_ARGUMENT);
LOG_ERROR(Service_Mii, "Invalid unknown3 value: {}", unknown3);
return;
}
LOG_DEBUG(Service_Mii, "called with param_1={:08X}, param_2={:08X}, param_3={:08X}",
random_params.unknown_1, random_params.unknown_2, random_params.unknown_3);
unknown1, unknown2, unknown3);
const auto info = db.CreateRandom(random_params);
const auto info = db.CreateRandom({unknown1, unknown2, unknown3});
IPC::ResponseBuilder rb{ctx, 2 + sizeof(MiiInfo) / sizeof(u32)};
rb.Push(RESULT_SUCCESS);
rb.PushRaw<MiiInfo>(info);
@ -150,6 +177,14 @@ private:
IPC::RequestParser rp{ctx};
const auto index{rp.PopRaw<u32>()};
if (index > 5) {
LOG_ERROR(Service_Mii, "invalid argument, index cannot be greater than 5 but is {:08X}",
index);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_INVALID_ARGUMENT);
return;
}
LOG_DEBUG(Service_Mii, "called with index={:08X}", index);
const auto info = db.CreateDefault(index);
@ -218,7 +253,14 @@ private:
void Move(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto uuid{rp.PopRaw<Common::UUID>()};
const auto index{rp.PopRaw<u32>()};
const auto index{rp.PopRaw<s32>()};
if (index < 0) {
LOG_ERROR(Service_Mii, "Index cannot be negative but is {:08X}!", index);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_INVALID_ARGUMENT);
return;
}
LOG_DEBUG(Service_Mii, "called with uuid={}, index={:08X}", uuid.FormatSwitch(), index);
@ -252,8 +294,37 @@ private:
const auto success = db.Remove(uuid);
IPC::ResponseBuilder rb{ctx, 2};
// TODO(DarkLordZach): Find a better error code
rb.Push(success ? RESULT_SUCCESS : ResultCode(-1));
rb.Push(success ? RESULT_SUCCESS : ERROR_CANNOT_FIND_ENTRY);
}
void DestroyFile(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_Mii, "called");
if (!db.IsTestModeEnabled()) {
LOG_ERROR(Service_Mii, "Database is not in test mode -- cannot destory database file.");
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_NOT_IN_TEST_MODE);
return;
}
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(RESULT_SUCCESS);
rb.Push(db.DestroyFile());
}
void DeleteFile(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_Mii, "called");
if (!db.IsTestModeEnabled()) {
LOG_ERROR(Service_Mii, "Database is not in test mode -- cannot delete database file.");
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(ERROR_NOT_IN_TEST_MODE);
return;
}
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(RESULT_SUCCESS);
rb.Push(db.DeleteFile());
}
void Format(Kernel::HLERequestContext& ctx) {

27
src/core/hle/service/mii/mii_manager.cpp
View File

@ -32,6 +32,13 @@ constexpr MiiStoreData DEFAULT_MII = {
// Default values taken from multiple real databases
const MiiDatabase DEFAULT_MII_DATABASE{Common::MakeMagic('N', 'F', 'D', 'B'), {}, {1}, 0, 0};
constexpr std::array<const char*, 4> SOURCE_NAMES{
"Database",
"Default",
"Account",
"Friend",
};
template <typename T, std::size_t SourceArraySize, std::size_t DestArraySize>
std::array<T, DestArraySize> ResizeArray(const std::array<T, SourceArraySize>& in) {
std::array<T, DestArraySize> out{};
@ -167,6 +174,11 @@ MiiStoreData ConvertInfoToStoreData(const MiiInfo& info) {
} // namespace
std::ostream& operator<<(std::ostream& os,Source source) {
os << SOURCE_NAMES.at(static_cast<std::size_t>(source));
return os;
}
std::u16string MiiInfo::Name() const {
return Common::UTF16StringFromFixedZeroTerminatedBuffer(name.data(), name.size());
}
@ -212,6 +224,10 @@ void MiiManager::ResetUpdatedFlag() {
updated_flag = false;
}
bool MiiManager::IsTestModeEnabled() const {
return is_test_mode_enabled;
}
bool MiiManager::Empty() const {
return Size() == 0;
}
@ -318,6 +334,17 @@ bool MiiManager::AddOrReplace(const MiiStoreData& data) {
return true;
}
bool MiiManager::DestroyFile() {
database = DEFAULT_MII_DATABASE;
updated_flag = false;
return DeleteFile();
}
bool MiiManager::DeleteFile() {
const auto path = FileUtil::GetUserPath(FileUtil::UserPath::NANDDir) + MII_SAVE_DATABASE_PATH;
return FileUtil::Exists(path) && FileUtil::Delete(path);
}
void MiiManager::WriteToFile() {
const auto raw_path =
FileUtil::GetUserPath(FileUtil::UserPath::NANDDir) + "/system/save/8000000000000030";

10
src/core/hle/service/mii/mii_manager.h
View File

@ -27,6 +27,8 @@ enum class Source : u32 {
Friend = 3,
};
std::ostream& operator<<(std::ostream& os, Source source);
struct MiiInfo {
Common::UUID uuid;
std::array<char16_t, 11> name;
@ -183,6 +185,8 @@ struct MiiStoreBitFields {
};
};
static_assert(sizeof(MiiStoreBitFields) == 0x1C, "MiiStoreBitFields has incorrect size.");
static_assert(std::is_trivially_copyable_v<MiiStoreBitFields>,
"MiiStoreBitFields is not trivially copyable.");
struct MiiStoreData {
// This corresponds to the above structure MiiStoreBitFields. I did it like this because the
@ -229,6 +233,8 @@ public:
bool CheckUpdatedFlag() const;
void ResetUpdatedFlag();
bool IsTestModeEnabled() const;
bool Empty() const;
bool Full() const;
@ -248,6 +254,9 @@ public:
bool Move(Common::UUID uuid, u32 new_index);
bool AddOrReplace(const MiiStoreData& data);
bool DestroyFile();
bool DeleteFile();
private:
void WriteToFile();
void ReadFromFile();
@ -258,6 +267,7 @@ private:
MiiDatabase database;
bool updated_flag = false;
bool is_test_mode_enabled = false;
};
}; // namespace Service::Mii