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FS: Allow multiple instances of the same archive type to be open at once

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This commit is contained in:
Yuri Kunde Schlesner
2015-02-06 11:53:14 -02:00
parent 4468625080
commit 3f1a3952d7
19 changed files with 199 additions and 159 deletions
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22
src/core/file_sys/ivfc_archive.cpp
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@ -15,11 +15,15 @@
namespace FileSys {
IVFCArchive::IVFCArchive() {
IVFCArchive::IVFCArchive(std::shared_ptr<const std::vector<u8>> data) : data(data) {
}
std::string IVFCArchive::GetName() const {
return "IVFC";
}
std::unique_ptr<FileBackend> IVFCArchive::OpenFile(const Path& path, const Mode mode) const {
return Common::make_unique<IVFCFile>(this);
return Common::make_unique<IVFCFile>(data);
}
bool IVFCArchive::DeleteFile(const Path& path) const {
@ -57,31 +61,25 @@ std::unique_ptr<DirectoryBackend> IVFCArchive::OpenDirectory(const Path& path) c
return Common::make_unique<IVFCDirectory>();
}
ResultCode IVFCArchive::Format(const Path& path) const {
LOG_CRITICAL(Service_FS, "Attempted to format an IVFC archive (%s).", GetName().c_str());
// TODO: Verify error code
return ResultCode(ErrorDescription::NotAuthorized, ErrorModule::FS, ErrorSummary::NotSupported, ErrorLevel::Permanent);
}
////////////////////////////////////////////////////////////////////////////////////////////////////
size_t IVFCFile::Read(const u64 offset, const u32 length, u8* buffer) const {
LOG_TRACE(Service_FS, "called offset=%llu, length=%d", offset, length);
memcpy(buffer, &archive->raw_data[(u32)offset], length);
memcpy(buffer, data->data() + offset, length);
return length;
}
size_t IVFCFile::Write(const u64 offset, const u32 length, const u32 flush, const u8* buffer) const {
LOG_CRITICAL(Service_FS, "Attempted to write to IVFC file in archive %s.", archive->GetName().c_str());
LOG_ERROR(Service_FS, "Attempted to write to IVFC file");
return 0;
}
size_t IVFCFile::GetSize() const {
return sizeof(u8) * archive->raw_data.size();
return sizeof(u8) * data->size();
}
bool IVFCFile::SetSize(const u64 size) const {
LOG_CRITICAL(Service_FS, "Attempted to set the size of an IVFC file in archive %s", archive->GetName().c_str());
LOG_ERROR(Service_FS, "Attempted to set the size of an IVFC file");
return false;
}