GODOT IS OPEN SOURCE

1 files changed, 204 insertions, 0 deletions

diff --git a/core/io/file_access_pack.h b/core/io/file_access_pack.h
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+/*************************************************************************/
+/*  file_access_pack.h                                                   */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                    http://www.godotengine.org                         */
+/*************************************************************************/
+/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                 */
+/*                                                                       */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the       */
+/* "Software"), to deal in the Software without restriction, including   */
+/* without limitation the rights to use, copy, modify, merge, publish,   */
+/* distribute, sublicense, and/or sell copies of the Software, and to    */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions:                                             */
+/*                                                                       */
+/* The above copyright notice and this permission notice shall be        */
+/* included in all copies or substantial portions of the Software.       */
+/*                                                                       */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+/*************************************************************************/
+#ifndef FILE_ACCESS_PACK_H
+#define FILE_ACCESS_PACK_H
+
+#include "os/file_access.h"
+#include "os/dir_access.h"
+#include "map.h"
+#include "list.h"
+#include "print_string.h"
+
+class PackSource;
+
+class PackedData {
+friend class FileAccessPack;
+friend class DirAccessPack;
+friend class PackSource;
+
+public:
+	struct PackedFile {
+
+		String pack;
+		uint64_t offset;
+		uint64_t size;
+		PackSource* src;
+	};
+
+private:
+	struct PackedDir {
+		PackedDir *parent;
+		String name;
+		Map<String,PackedDir*> subdirs;
+		Set<String> files;
+	};
+
+
+	Map<String,PackedFile> files;
+	Vector<PackSource*> sources;
+
+	PackedDir *root;
+	//Map<String,PackedDir*> dirs;
+
+	static PackedData *singleton;
+	bool disabled;
+
+public:
+
+	void add_pack_source(PackSource* p_source);
+	void add_path(const String& pkg_path, const String& path, uint64_t ofs, uint64_t size, PackSource* p_src); // for PackSource
+
+	void set_disabled(bool p_disabled) { disabled=p_disabled; }
+	_FORCE_INLINE_ bool is_disabled() const { return disabled; }
+
+	static PackedData *get_singleton() { return singleton; }
+	Error add_pack(const String& p_path);
+
+	_FORCE_INLINE_ FileAccess *try_open_path(const String& p_path);
+	_FORCE_INLINE_ bool has_path(const String& p_path);
+
+	PackedData();
+};
+
+class PackSource {
+
+public:
+
+	virtual bool try_open_pack(const String& p_path)=0;
+	virtual FileAccess* get_file(const String& p_path, PackedData::PackedFile* p_file)=0;
+};
+
+class PackedSourcePCK : public PackSource {
+
+public:
+
+	virtual bool try_open_pack(const String &p_path);
+	virtual FileAccess* get_file(const String& p_path, PackedData::PackedFile* p_file);
+};
+
+
+class FileAccessPack : public FileAccess {
+
+	PackedData::PackedFile pf;
+
+	mutable size_t pos;
+	mutable bool eof;
+
+	FileAccess *f;
+	virtual Error _open(const String& p_path, int p_mode_flags);
+	virtual uint64_t _get_modified_time(const String& p_file) { return 0; }
+
+public:
+
+
+	virtual void close();
+	virtual bool is_open() const;
+
+	virtual void seek(size_t p_position);
+	virtual void seek_end(int64_t p_position=0);
+	virtual size_t get_pos() const;
+	virtual size_t get_len() const;
+
+	virtual bool eof_reached() const;
+
+	virtual uint8_t get_8() const;
+
+
+	virtual int get_buffer(uint8_t *p_dst,int p_length) const;
+
+	virtual void set_endian_swap(bool p_swap);
+
+	virtual Error get_error() const;
+
+	virtual void store_8(uint8_t p_dest);
+
+	virtual void store_buffer(const uint8_t *p_src,int p_length);
+
+	virtual bool file_exists(const String& p_name);
+
+
+	FileAccessPack(const String& p_path, const PackedData::PackedFile& p_file);
+	~FileAccessPack();
+};
+
+
+FileAccess *PackedData::try_open_path(const String& p_path) {
+
+	if (files.has(p_path)) {
+		return files[p_path].src->get_file(p_path, &files[p_path]);
+	}
+
+	return NULL;
+}
+
+bool PackedData::has_path(const String& p_path) {
+
+	return files.has(p_path);
+}
+
+
+class DirAccessPack : public DirAccess {
+
+
+	PackedData::PackedDir *current;
+
+	List<String> list_dirs;
+	List<String> list_files;
+	bool cdir;
+
+public:
+
+	virtual bool list_dir_begin();
+	virtual String get_next();
+	virtual bool current_is_dir() const;
+	virtual void list_dir_end();
+
+	virtual int get_drive_count();
+	virtual String get_drive(int p_drive);
+
+	virtual Error change_dir(String p_dir);
+	virtual String get_current_dir();
+
+
+	virtual bool file_exists(String p_file);
+
+	virtual Error make_dir(String p_dir);
+
+	virtual Error rename(String p_from, String p_to);
+	virtual Error remove(String p_name);
+
+	size_t get_space_left();
+
+	DirAccessPack();
+	~DirAccessPack();
+
+};
+
+
+#endif // FILE_ACCESS_PACK_H