mirror of
https://github.com/libretro/ppsspp.git
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86 lines
2.3 KiB
C++
86 lines
2.3 KiB
C++
// Copyright (c) 2012- PPSSPP Project.
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, version 2.0 or later versions.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License 2.0 for more details.
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// A copy of the GPL 2.0 should have been included with the program.
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// If not, see http://www.gnu.org/licenses/
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// Official git repository and contact information can be found at
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// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
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#pragma once
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#include <string>
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enum IdentifiedFileType {
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FILETYPE_ERROR,
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FILETYPE_PSP_PBP_DIRECTORY,
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FILETYPE_PSP_PBP,
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FILETYPE_PSP_ELF,
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FILETYPE_PSP_ISO,
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FILETYPE_PSP_ISO_NP,
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FILETYPE_PSP_DISC_DIRECTORY,
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FILETYPE_UNKNOWN_BIN,
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FILETYPE_UNKNOWN_ELF,
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// Try to reduce support emails...
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FILETYPE_ARCHIVE_RAR,
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FILETYPE_ARCHIVE_ZIP,
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FILETYPE_ARCHIVE_7Z,
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FILETYPE_PSP_PS1_PBP,
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FILETYPE_ISO_MODE2,
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FILETYPE_NORMAL_DIRECTORY,
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FILETYPE_UNKNOWN
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};
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class FileLoader {
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public:
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virtual ~FileLoader() {}
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virtual bool Exists() = 0;
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virtual bool IsDirectory() = 0;
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virtual s64 FileSize() = 0;
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virtual std::string Path() const = 0;
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virtual std::string Extension() {
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const std::string filename = Path();
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size_t pos = filename.find_last_of('.');
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if (pos == filename.npos) {
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return "";
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} else {
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return filename.substr(pos);
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}
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}
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virtual void Seek(s64 absolutePos) = 0;
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virtual size_t Read(size_t bytes, size_t count, void *data) = 0;
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virtual size_t Read(size_t bytes, void *data) {
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return Read(1, bytes, data);
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}
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virtual size_t ReadAt(s64 absolutePos, size_t bytes, size_t count, void *data) = 0;
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virtual size_t ReadAt(s64 absolutePos, size_t bytes, void *data) {
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return ReadAt(absolutePos, 1, bytes, data);
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}
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};
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FileLoader *ConstructFileLoader(const std::string &filename);
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// This can modify the string, for example for stripping off the "/EBOOT.PBP"
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// for a FILETYPE_PSP_PBP_DIRECTORY.
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IdentifiedFileType Identify_File(FileLoader *fileLoader);
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// Can modify the string filename, as it calls IdentifyFile above.
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bool LoadFile(FileLoader **fileLoaderPtr, std::string *error_string);
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