open_toontown_panda3d/direct/src/plugin/fileSpec.h

79 lines
2.3 KiB
C++

/**
* PANDA 3D SOFTWARE
* Copyright (c) Carnegie Mellon University. All rights reserved.
*
* All use of this software is subject to the terms of the revised BSD
* license. You should have received a copy of this license along
* with this source code in a file named "LICENSE."
*
* @file fileSpec.h
* @author drose
* @date 2009-06-29
*/
#ifndef FILESPEC_H
#define FILESPEC_H
#include "get_tinyxml.h"
#include <string>
/**
* This simple class is used both within the core API in this module, as well
* as within the plugin_npapi plugin implementation, to represent a file on
* disk that may need to be verified or (re)downloaded.
*/
class FileSpec {
public:
FileSpec();
FileSpec(const FileSpec &copy);
void operator = (const FileSpec &copy);
~FileSpec();
void load_xml(TiXmlElement *xelement);
void store_xml(TiXmlElement *xelement);
inline const std::string &get_filename() const;
inline void set_filename(const std::string &filename);
inline std::string get_pathname(const std::string &package_dir) const;
inline size_t get_size() const;
inline time_t get_timestamp() const;
inline bool has_hash() const;
bool quick_verify(const std::string &package_dir);
bool quick_verify_pathname(const std::string &pathname);
bool full_verify(const std::string &package_dir);
inline const FileSpec *get_actual_file() const;
const FileSpec *force_get_actual_file(const std::string &pathname);
bool check_hash(const std::string &pathname) const;
bool read_hash(const std::string &pathname);
bool read_hash_stream(std::istream &in);
int compare_hash(const FileSpec &other) const;
void write(std::ostream &out) const;
void output_hash(std::ostream &out) const;
private:
bool priv_check_hash(const std::string &pathname, void *stp);
static inline int decode_hexdigit(char c);
static inline char encode_hexdigit(int c);
static bool decode_hex(unsigned char *dest, const char *source, size_t size);
static void encode_hex(char *dest, const unsigned char *source, size_t size);
static void stream_hex(std::ostream &out, const unsigned char *source, size_t size);
enum { hash_size = 16 };
std::string _filename;
size_t _size;
time_t _timestamp;
unsigned char _hash[hash_size];
bool _got_hash;
FileSpec *_actual_file;
};
#include "fileSpec.I"
#endif