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