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HLE/FS: Change the error code returned when an ExtSaveData archive is not found.

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This allows Fire Emblem to boot again.
This commit is contained in:
Subv 2016-03-03 13:05:50 -05:00
parent 3aa42627a3
commit f707026ac5
5 changed files with 45 additions and 33 deletions
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7
src/core/file_sys/archive_backend.h
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@ -11,6 +11,7 @@
#include "common/bit_field.h" #include "common/bit_field.h"
#include "common/common_types.h" #include "common/common_types.h"
#include "common/swap.h"
#include "core/hle/result.h" #include "core/hle/result.h"
@ -63,9 +64,9 @@ private:
}; };
struct ArchiveFormatInfo { struct ArchiveFormatInfo {
u32 total_size; ///< The pre-defined size of the archive, as specified in the Create or Format call u32_le total_size; ///< The pre-defined size of the archive, as specified in the Create or Format call
u32 number_directories; ///< The pre-defined number of directories in the archive, as specified in the Create or Format call u32_le number_directories; ///< The pre-defined number of directories in the archive, as specified in the Create or Format call
u32 number_files; ///< The pre-defined number of files in the archive, as specified in the Create or Format call u32_le number_files; ///< The pre-defined number of files in the archive, as specified in the Create or Format call
u8 duplicate_data; ///< Whether the archive should duplicate the data, as specified in the Create or Format call u8 duplicate_data; ///< Whether the archive should duplicate the data, as specified in the Create or Format call
}; };
static_assert(std::is_pod<ArchiveFormatInfo>::value, "ArchiveFormatInfo is not POD"); static_assert(std::is_pod<ArchiveFormatInfo>::value, "ArchiveFormatInfo is not POD");

42
src/core/file_sys/archive_extsavedata.cpp
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@ -58,7 +58,7 @@ Path ConstructExtDataBinaryPath(u32 media_type, u32 high, u32 low) {
} }
ArchiveFactory_ExtSaveData::ArchiveFactory_ExtSaveData(const std::string& mount_location, bool shared) ArchiveFactory_ExtSaveData::ArchiveFactory_ExtSaveData(const std::string& mount_location, bool shared)
: mount_point(GetExtDataContainerPath(mount_location, shared)) { : shared(shared), mount_point(GetExtDataContainerPath(mount_location, shared)) {
LOG_INFO(Service_FS, "Directory %s set as base for ExtSaveData.", mount_point.c_str()); LOG_INFO(Service_FS, "Directory %s set as base for ExtSaveData.", mount_point.c_str());
} }
@ -74,9 +74,15 @@ bool ArchiveFactory_ExtSaveData::Initialize() {
ResultVal<std::unique_ptr<ArchiveBackend>> ArchiveFactory_ExtSaveData::Open(const Path& path) { ResultVal<std::unique_ptr<ArchiveBackend>> ArchiveFactory_ExtSaveData::Open(const Path& path) {
std::string fullpath = GetExtSaveDataPath(mount_point, path) + "user/"; std::string fullpath = GetExtSaveDataPath(mount_point, path) + "user/";
if (!FileUtil::Exists(fullpath)) { if (!FileUtil::Exists(fullpath)) {
// TODO(Subv): Check error code, this one is probably wrong // TODO(Subv): Verify the archive behavior of SharedExtSaveData compared to ExtSaveData.
return ResultCode(ErrorDescription::FS_NotFormatted, ErrorModule::FS, // ExtSaveData seems to return FS_NotFound (120) when the archive doesn't exist.
ErrorSummary::InvalidState, ErrorLevel::Status); if (!shared) {
return ResultCode(ErrorDescription::FS_NotFound, ErrorModule::FS,
ErrorSummary::InvalidState, ErrorLevel::Status);
} else {
return ResultCode(ErrorDescription::FS_NotFormatted, ErrorModule::FS,
ErrorSummary::InvalidState, ErrorLevel::Status);
}
} }
auto archive = Common::make_unique<DiskArchive>(fullpath); auto archive = Common::make_unique<DiskArchive>(fullpath);
return MakeResult<std::unique_ptr<ArchiveBackend>>(std::move(archive)); return MakeResult<std::unique_ptr<ArchiveBackend>>(std::move(archive));
@ -93,33 +99,33 @@ ResultCode ArchiveFactory_ExtSaveData::Format(const Path& path, const FileSys::A
std::string metadata_path = GetExtSaveDataPath(mount_point, path) + "metadata"; std::string metadata_path = GetExtSaveDataPath(mount_point, path) + "metadata";
FileUtil::IOFile file(metadata_path, "wb"); FileUtil::IOFile file(metadata_path, "wb");
if (file.IsOpen()) { if (!file.IsOpen()) {
file.WriteBytes(&format_info, sizeof(format_info)); // TODO(Subv): Find the correct error code
return RESULT_SUCCESS; return ResultCode(-1);
} }
// TODO(Subv): Find the correct error code file.WriteBytes(&format_info, sizeof(format_info));
return ResultCode(-1); return RESULT_SUCCESS;
} }
ResultVal<ArchiveFormatInfo> ArchiveFactory_ExtSaveData::GetFormatInfo(const Path& path) const { ResultVal<ArchiveFormatInfo> ArchiveFactory_ExtSaveData::GetFormatInfo(const Path& path) const {
std::string metadata_path = GetExtSaveDataPath(mount_point, path) + "metadata"; std::string metadata_path = GetExtSaveDataPath(mount_point, path) + "metadata";
FileUtil::IOFile file(metadata_path, "rb"); FileUtil::IOFile file(metadata_path, "rb");
if (file.IsOpen()) { if (!file.IsOpen()) {
ArchiveFormatInfo info; LOG_ERROR(Service_FS, "Could not open metadata information for archive");
file.ReadBytes(&info, sizeof(info)); // TODO(Subv): Verify error code
return MakeResult<ArchiveFormatInfo>(info); return ResultCode(ErrorDescription::FS_NotFormatted, ErrorModule::FS, ErrorSummary::InvalidState, ErrorLevel::Status);
} }
LOG_ERROR(Service_FS, "Could not open metadata information for archive"); ArchiveFormatInfo info = {};
// TODO(Subv): Verify error code file.ReadBytes(&info, sizeof(info));
return ResultCode(ErrorDescription::FS_NotFormatted, ErrorModule::FS, ErrorSummary::InvalidState, ErrorLevel::Status); return MakeResult<ArchiveFormatInfo>(info);
} }
void ArchiveFactory_ExtSaveData::WriteIcon(const Path& path, const u8* icon_data, u32 icon_size) { void ArchiveFactory_ExtSaveData::WriteIcon(const Path& path, const u8* icon_data, size_t icon_size) {
std::string game_path = FileSys::GetExtSaveDataPath(GetMountPoint(), path); std::string game_path = FileSys::GetExtSaveDataPath(GetMountPoint(), path);
FileUtil::IOFile icon_file(game_path + "icon", "wb+"); FileUtil::IOFile icon_file(game_path + "icon", "wb");
icon_file.WriteBytes(icon_data, icon_size); icon_file.WriteBytes(icon_data, icon_size);
} }

3
src/core/file_sys/archive_extsavedata.h
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@ -42,7 +42,7 @@ public:
* @param icon_data Binary data of the icon * @param icon_data Binary data of the icon
* @param icon_size Size of the icon data * @param icon_size Size of the icon data
*/ */
void WriteIcon(const Path& path, const u8* icon_data, u32 icon_size); void WriteIcon(const Path& path, const u8* icon_data, size_t icon_size);
private: private:
/** /**
@ -51,6 +51,7 @@ private:
* See GetExtSaveDataPath for the code that extracts this data from an archive path. * See GetExtSaveDataPath for the code that extracts this data from an archive path.
*/ */
std::string mount_point; std::string mount_point;
bool shared; ///< Whether this archive represents an ExtSaveData archive or a SharedExtSaveData archive
}; };
/** /**

14
src/core/file_sys/archive_savedata.cpp
View File

@ -77,15 +77,15 @@ ResultVal<ArchiveFormatInfo> ArchiveFactory_SaveData::GetFormatInfo(const Path&
std::string metadata_path = GetSaveDataMetadataPath(mount_point, Kernel::g_current_process->codeset->program_id); std::string metadata_path = GetSaveDataMetadataPath(mount_point, Kernel::g_current_process->codeset->program_id);
FileUtil::IOFile file(metadata_path, "rb"); FileUtil::IOFile file(metadata_path, "rb");
if (file.IsOpen()) { if (!file.IsOpen()) {
ArchiveFormatInfo info; LOG_ERROR(Service_FS, "Could not open metadata information for archive");
file.ReadBytes(&info, sizeof(info)); // TODO(Subv): Verify error code
return MakeResult<ArchiveFormatInfo>(info); return ResultCode(ErrorDescription::FS_NotFormatted, ErrorModule::FS, ErrorSummary::InvalidState, ErrorLevel::Status);
} }
LOG_ERROR(Service_FS, "Could not open metadata information for archive"); ArchiveFormatInfo info = {};
// TODO(Subv): Verify error code file.ReadBytes(&info, sizeof(info));
return ResultCode(ErrorDescription::FS_NotFormatted, ErrorModule::FS, ErrorSummary::InvalidState, ErrorLevel::Status); return MakeResult<ArchiveFormatInfo>(info);
} }
} // namespace FileSys } // namespace FileSys

12
src/core/hle/service/fs/archive.cpp
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@ -103,14 +103,18 @@ ResultVal<bool> File::SyncRequest() {
u32 address = cmd_buff[5]; u32 address = cmd_buff[5];
LOG_TRACE(Service_FS, "Read %s %s: offset=0x%llx length=%d address=0x%x", LOG_TRACE(Service_FS, "Read %s %s: offset=0x%llx length=%d address=0x%x",
GetTypeName().c_str(), GetName().c_str(), offset, length, address); GetTypeName().c_str(), GetName().c_str(), offset, length, address);
if (offset + length > backend->GetSize())
LOG_ERROR(Service_FS, "Reading from out of bounds offset=0x%llX length=0x%08X file_size=0x%llX", offset, length, backend->GetSize()); if (offset + length > backend->GetSize()) {
LOG_ERROR(Service_FS, "Reading from out of bounds offset=0x%llX length=0x%08X file_size=0x%llX",
offset, length, backend->GetSize());
}
ResultVal<size_t> read = backend->Read(offset, length, Memory::GetPointer(address)); ResultVal<size_t> read = backend->Read(offset, length, Memory::GetPointer(address));
if (read.Failed()) { if (read.Failed()) {
cmd_buff[1] = read.Code().raw; cmd_buff[1] = read.Code().raw;
return read.Code(); return read.Code();
} }
cmd_buff[2] = static_cast<u32>(read.MoveFrom()); cmd_buff[2] = static_cast<u32>(*read);
break; break;
} }
@ -129,7 +133,7 @@ ResultVal<bool> File::SyncRequest() {
cmd_buff[1] = written.Code().raw; cmd_buff[1] = written.Code().raw;
return written.Code(); return written.Code();
} }
cmd_buff[2] = static_cast<u32>(written.MoveFrom()); cmd_buff[2] = static_cast<u32>(*written);
break; break;
} }