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Diffstat (limited to 'src/core/file_sys/archive.h')
| -rw-r--r-- | src/core/file_sys/archive.h | 246 |
1 files changed, 0 insertions, 246 deletions
diff --git a/src/core/file_sys/archive.h b/src/core/file_sys/archive.h deleted file mode 100644 index 2e79bb88..00000000 --- a/src/core/file_sys/archive.h +++ /dev/null @@ -1,246 +0,0 @@ -// Copyright 2014 Citra Emulator Project -// Licensed under GPLv2 -// Refer to the license.txt file included. - -#pragma once - -#include <memory> - -#include "common/common_types.h" -#include "common/string_util.h" -#include "common/bit_field.h" - -#include "core/file_sys/file.h" -#include "core/file_sys/directory.h" - -#include "core/mem_map.h" -#include "core/hle/kernel/kernel.h" - -//////////////////////////////////////////////////////////////////////////////////////////////////// -// FileSys namespace - -namespace FileSys { - -// Path string type -enum LowPathType : u32 { - Invalid = 0, - Empty = 1, - Binary = 2, - Char = 3, - Wchar = 4 -}; - -union Mode { - u32 hex; - BitField<0, 1, u32> read_flag; - BitField<1, 1, u32> write_flag; - BitField<2, 1, u32> create_flag; -}; - -class Path { -public: - - Path(): - type(Invalid) - { - } - - Path(LowPathType type, u32 size, u32 pointer): - type(type) - { - switch (type) { - case Binary: - { - u8* data = Memory::GetPointer(pointer); - binary = std::vector<u8>(data, data + size); - break; - } - case Char: - { - const char* data = reinterpret_cast<const char*>(Memory::GetPointer(pointer)); - string = std::string(data, size - 1); // Data is always null-terminated. - break; - } - case Wchar: - { - const char16_t* data = reinterpret_cast<const char16_t*>(Memory::GetPointer(pointer)); - u16str = std::u16string(data, size/2 - 1); // Data is always null-terminated. - break; - } - } - } - - LowPathType GetType() const { - return type; - } - - /** - * Gets the string representation of the path for debugging - * @return String representation of the path for debugging - */ - const std::string DebugStr() const { - switch (GetType()) { - case Invalid: - return "[Invalid]"; - case Empty: - return "[Empty]"; - case Binary: - { - std::stringstream res; - res << "[Binary: "; - for (unsigned byte : binary) - res << std::hex << std::setw(2) << std::setfill('0') << byte; - res << ']'; - return res.str(); - } - case Char: - return "[Char: " + AsString() + ']'; - case Wchar: - return "[Wchar: " + AsString() + ']'; - default: - ERROR_LOG(KERNEL, "LowPathType cannot be converted to string!"); - return {}; - } - } - - const std::string AsString() const { - switch (GetType()) { - case Char: - return string; - case Wchar: - return Common::UTF16ToUTF8(u16str); - case Empty: - return {}; - default: - ERROR_LOG(KERNEL, "LowPathType cannot be converted to string!"); - return {}; - } - } - - const std::u16string AsU16Str() const { - switch (GetType()) { - case Char: - return Common::UTF8ToUTF16(string); - case Wchar: - return u16str; - case Empty: - return {}; - default: - ERROR_LOG(KERNEL, "LowPathType cannot be converted to u16string!"); - return {}; - } - } - - const std::vector<u8> AsBinary() const { - switch (GetType()) { - case Binary: - return binary; - case Char: - return std::vector<u8>(string.begin(), string.end()); - case Wchar: - return std::vector<u8>(u16str.begin(), u16str.end()); - case Empty: - return {}; - default: - ERROR_LOG(KERNEL, "LowPathType cannot be converted to binary!"); - return {}; - } - } - -private: - LowPathType type; - std::vector<u8> binary; - std::string string; - std::u16string u16str; -}; - -class Archive : NonCopyable { -public: - /// Supported archive types - enum class IdCode : u32 { - RomFS = 0x00000003, - SaveData = 0x00000004, - ExtSaveData = 0x00000006, - SharedExtSaveData = 0x00000007, - SystemSaveData = 0x00000008, - SDMC = 0x00000009, - SDMCWriteOnly = 0x0000000A, - }; - - Archive() { } - virtual ~Archive() { } - - /** - * Get the IdCode of the archive (e.g. RomFS, SaveData, etc.) - * @return IdCode of the archive - */ - virtual IdCode GetIdCode() const = 0; - - /** - * Open a file specified by its path, using the specified mode - * @param path Path relative to the archive - * @param mode Mode to open the file with - * @return Opened file, or nullptr - */ - virtual std::unique_ptr<File> OpenFile(const Path& path, const Mode mode) const = 0; - - /** - * Delete a file specified by its path - * @param path Path relative to the archive - * @return Whether the file could be deleted - */ - virtual bool DeleteFile(const FileSys::Path& path) const = 0; - - /** - * Delete a directory specified by its path - * @param path Path relative to the archive - * @return Whether the directory could be deleted - */ - virtual bool DeleteDirectory(const FileSys::Path& path) const = 0; - - /** - * Create a directory specified by its path - * @param path Path relative to the archive - * @return Whether the directory could be created - */ - virtual bool CreateDirectory(const Path& path) const = 0; - - /** - * Open a directory specified by its path - * @param path Path relative to the archive - * @return Opened directory, or nullptr - */ - virtual std::unique_ptr<Directory> OpenDirectory(const Path& path) const = 0; - - /** - * Read data from the archive - * @param offset Offset in bytes to start reading data from - * @param length Length in bytes of data to read from archive - * @param buffer Buffer to read data into - * @return Number of bytes read - */ - virtual size_t Read(const u64 offset, const u32 length, u8* buffer) const = 0; - - /** - * Write data to the archive - * @param offset Offset in bytes to start writing data to - * @param length Length in bytes of data to write to archive - * @param buffer Buffer to write data from - * @param flush The flush parameters (0 == do not flush) - * @return Number of bytes written - */ - virtual size_t Write(const u64 offset, const u32 length, const u32 flush, u8* buffer) = 0; - - /** - * Get the size of the archive in bytes - * @return Size of the archive in bytes - */ - virtual size_t GetSize() const = 0; - - /** - * Set the size of the archive in bytes - */ - virtual void SetSize(const u64 size) = 0; -}; - -} // namespace FileSys |