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		e04855ce00
		
			
		
	
	
	
	
		
			
			Co-authored-by: bruvzg <7645683+bruvzg@users.noreply.github.com>
(cherry picked from commit 0b65342fd2)
		
	
			
		
			
				
	
	
		
			123 lines
		
	
	
	
		
			4.4 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			123 lines
		
	
	
	
		
			4.4 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*************************************************************************/
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| /*  file_access_zip.h                                                    */
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| /*************************************************************************/
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| /*                       This file is part of:                           */
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| /*                           GODOT ENGINE                                */
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| /*                      https://godotengine.org                          */
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| /*************************************************************************/
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| /* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
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| /* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md).   */
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| /*                                                                       */
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| /* Permission is hereby granted, free of charge, to any person obtaining */
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| /* a copy of this software and associated documentation files (the       */
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| /* "Software"), to deal in the Software without restriction, including   */
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| /* without limitation the rights to use, copy, modify, merge, publish,   */
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| /* distribute, sublicense, and/or sell copies of the Software, and to    */
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| /* permit persons to whom the Software is furnished to do so, subject to */
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| /* the following conditions:                                             */
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| /*                                                                       */
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| /* The above copyright notice and this permission notice shall be        */
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| /* included in all copies or substantial portions of the Software.       */
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| /*                                                                       */
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| /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
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| /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
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| /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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| /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
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| /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
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| /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
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| /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
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| /*************************************************************************/
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| 
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| #ifndef FILE_ACCESS_ZIP_H
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| #define FILE_ACCESS_ZIP_H
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| 
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| #ifdef MINIZIP_ENABLED
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| 
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| #include "core/io/file_access_pack.h"
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| #include "core/map.h"
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| 
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| #include "thirdparty/minizip/unzip.h"
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| 
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| #include <stdlib.h>
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| 
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| class ZipArchive : public PackSource {
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| 
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| public:
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| 	struct File {
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| 
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| 		int package;
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| 		unz_file_pos file_pos;
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| 		File() {
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| 
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| 			package = -1;
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| 		};
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| 	};
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| 
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| private:
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| 	struct Package {
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| 		String filename;
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| 		unzFile zfile;
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| 	};
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| 	Vector<Package> packages;
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| 
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| 	Map<String, File> files;
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| 
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| 	static ZipArchive *instance;
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| 
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| 	FileAccess::CreateFunc fa_create_func;
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| 
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| public:
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| 	void close_handle(unzFile p_file) const;
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| 	unzFile get_file_handle(String p_file) const;
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| 
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| 	Error add_package(String p_name);
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| 
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| 	bool file_exists(String p_name) const;
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| 
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| 	virtual bool try_open_pack(const String &p_path, bool p_replace_files);
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| 	FileAccess *get_file(const String &p_path, PackedData::PackedFile *p_file);
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| 
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| 	static ZipArchive *get_singleton();
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| 
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| 	ZipArchive();
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| 	~ZipArchive();
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| };
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| 
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| class FileAccessZip : public FileAccess {
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| 	unzFile zfile = nullptr;
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| 	unz_file_info64 file_info;
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| 
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| 	mutable bool at_eof;
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| 
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| public:
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| 	virtual Error _open(const String &p_path, int p_mode_flags); ///< open a file
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| 	virtual void close(); ///< close a file
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| 	virtual bool is_open() const; ///< true when file is open
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| 
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| 	virtual void seek(size_t p_position); ///< seek to a given position
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| 	virtual void seek_end(int64_t p_position = 0); ///< seek from the end of file
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| 	virtual size_t get_position() const; ///< get position in the file
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| 	virtual size_t get_len() const; ///< get size of the file
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| 
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| 	virtual bool eof_reached() const; ///< reading passed EOF
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| 
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| 	virtual uint8_t get_8() const; ///< get a byte
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| 	virtual int get_buffer(uint8_t *p_dst, int p_length) const;
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| 
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| 	virtual Error get_error() const; ///< get last error
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| 
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| 	virtual void flush();
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| 	virtual void store_8(uint8_t p_dest); ///< store a byte
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| 	virtual bool file_exists(const String &p_name); ///< return true if a file exists
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| 
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| 	virtual uint64_t _get_modified_time(const String &p_file) { return 0; } // todo
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| 	virtual uint32_t _get_unix_permissions(const String &p_file) { return 0; }
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| 	virtual Error _set_unix_permissions(const String &p_file, uint32_t p_permissions) { return FAILED; }
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| 
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| 	FileAccessZip(const String &p_path, const PackedData::PackedFile &p_file);
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| 	~FileAccessZip();
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| };
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| 
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| #endif // MINIZIP_ENABLED
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| 
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| #endif // FILE_ACCESS_ZIP_H
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