20d2ed0950
This is in line with what the hardware itself does. It does this by splitting the initial directory opening into Directory.Open(), which will return false if a stat fails. Then, Archive::OpenDirectory will return nullptr, and archive.cpp will return an error code .
158 lines
4.6 KiB
C++
158 lines
4.6 KiB
C++
// Copyright 2014 Citra Emulator Project
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// Licensed under GPLv2
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// Refer to the license.txt file included.
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#include <sys/stat.h>
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#include "common/common_types.h"
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#include "common/file_util.h"
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#include "core/file_sys/archive_sdmc.h"
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#include "core/file_sys/directory_sdmc.h"
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#include "core/file_sys/file_sdmc.h"
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#include "core/settings.h"
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////////////////////////////////////////////////////////////////////////////////////////////////////
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// FileSys namespace
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namespace FileSys {
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Archive_SDMC::Archive_SDMC(const std::string& mount_point) {
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this->mount_point = mount_point;
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DEBUG_LOG(FILESYS, "Directory %s set as SDMC.", mount_point.c_str());
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}
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Archive_SDMC::~Archive_SDMC() {
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}
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/**
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* Initialize the archive.
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* @return true if it initialized successfully
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*/
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bool Archive_SDMC::Initialize() {
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if (!Settings::values.use_virtual_sd) {
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WARN_LOG(FILESYS, "SDMC disabled by config.");
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return false;
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}
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if (!FileUtil::CreateFullPath(mount_point)) {
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WARN_LOG(FILESYS, "Unable to create SDMC path.");
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return false;
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}
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return true;
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}
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/**
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* Open a file specified by its path, using the specified mode
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* @param path Path relative to the archive
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* @param mode Mode to open the file with
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* @return Opened file, or nullptr
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*/
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std::unique_ptr<File> Archive_SDMC::OpenFile(const Path& path, const Mode mode) const {
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DEBUG_LOG(FILESYS, "called path=%s mode=%u", path.DebugStr().c_str(), mode.hex);
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File_SDMC* file = new File_SDMC(this, path, mode);
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if (!file->Open())
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return nullptr;
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return std::unique_ptr<File>(file);
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}
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/**
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* Delete a file specified by its path
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* @param path Path relative to the archive
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* @return Whether the file could be deleted
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*/
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bool Archive_SDMC::DeleteFile(const FileSys::Path& path) const {
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return FileUtil::Delete(GetMountPoint() + path.AsString());
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}
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bool Archive_SDMC::RenameFile(const FileSys::Path& src_path, const FileSys::Path& dest_path) const {
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return FileUtil::Rename(GetMountPoint() + src_path.AsString(), GetMountPoint() + dest_path.AsString());
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}
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/**
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* Delete a directory specified by its path
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* @param path Path relative to the archive
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* @return Whether the directory could be deleted
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*/
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bool Archive_SDMC::DeleteDirectory(const FileSys::Path& path) const {
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return FileUtil::DeleteDir(GetMountPoint() + path.AsString());
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}
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/**
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* Create a directory specified by its path
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* @param path Path relative to the archive
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* @return Whether the directory could be created
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*/
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bool Archive_SDMC::CreateDirectory(const Path& path) const {
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return FileUtil::CreateDir(GetMountPoint() + path.AsString());
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}
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bool Archive_SDMC::RenameDirectory(const FileSys::Path& src_path, const FileSys::Path& dest_path) const {
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return FileUtil::Rename(GetMountPoint() + src_path.AsString(), GetMountPoint() + dest_path.AsString());
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}
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/**
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* Open a directory specified by its path
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* @param path Path relative to the archive
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* @return Opened directory, or nullptr
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*/
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std::unique_ptr<Directory> Archive_SDMC::OpenDirectory(const Path& path) const {
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DEBUG_LOG(FILESYS, "called path=%s", path.DebugStr().c_str());
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Directory_SDMC* directory = new Directory_SDMC(this, path);
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if (!directory->Open())
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return nullptr;
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return std::unique_ptr<Directory>(directory);
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}
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/**
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* Read data from the archive
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* @param offset Offset in bytes to start reading archive from
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* @param length Length in bytes to read data from archive
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* @param buffer Buffer to read data into
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* @return Number of bytes read
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*/
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size_t Archive_SDMC::Read(const u64 offset, const u32 length, u8* buffer) const {
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ERROR_LOG(FILESYS, "(UNIMPLEMENTED)");
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return -1;
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}
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/**
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* Write data to the archive
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* @param offset Offset in bytes to start writing data to
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* @param length Length in bytes of data to write to archive
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* @param buffer Buffer to write data from
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* @param flush The flush parameters (0 == do not flush)
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* @return Number of bytes written
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*/
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size_t Archive_SDMC::Write(const u64 offset, const u32 length, const u32 flush, u8* buffer) {
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ERROR_LOG(FILESYS, "(UNIMPLEMENTED)");
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return -1;
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}
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/**
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* Get the size of the archive in bytes
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* @return Size of the archive in bytes
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*/
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size_t Archive_SDMC::GetSize() const {
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ERROR_LOG(FILESYS, "(UNIMPLEMENTED)");
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return 0;
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}
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/**
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* Set the size of the archive in bytes
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*/
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void Archive_SDMC::SetSize(const u64 size) {
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ERROR_LOG(FILESYS, "(UNIMPLEMENTED)");
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}
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/**
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* Getter for the path used for this Archive
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* @return Mount point of that passthrough archive
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*/
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std::string Archive_SDMC::GetMountPoint() const {
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return mount_point;
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}
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} // namespace FileSys
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