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peterbclements
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// This file is part of par2cmdline (a PAR 2.0 compatible file verification and | ||
// repair tool). See http://parchive.sourceforge.net for details of PAR 2.0. | ||
// | ||
// Copyright (c) 2003 Peter Brian Clements | ||
// | ||
// par2cmdline is free software; you can redistribute it and/or modify | ||
// it under the terms of the GNU General Public License as published by | ||
// the Free Software Foundation; either version 2 of the License, or | ||
// (at your option) any later version. | ||
// | ||
// par2cmdline is distributed in the hope that it will be useful, | ||
// but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
// GNU General Public License for more details. | ||
// | ||
// You should have received a copy of the GNU General Public License | ||
// along with this program; if not, write to the Free Software | ||
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
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#ifndef __DISKFILE_H__ | ||
#define __DISKFILE_H__ | ||
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// A disk file can be any type of file that par2cmdline needs | ||
// to read or write data from or to. | ||
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class DiskFile | ||
{ | ||
public: | ||
DiskFile(void); | ||
~DiskFile(void); | ||
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// Create a file and set its length | ||
bool Create(string filename, u64 filesize); | ||
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// Write some data to the file | ||
bool Write(u64 offset, const void *buffer, size_t length); | ||
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// Open the file | ||
bool Open(void); | ||
bool Open(string filename); | ||
bool Open(string filename, u64 filesize); | ||
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// Check to see if the file is open | ||
#ifdef WIN32 | ||
bool IsOpen(void) const {return hFile != INVALID_HANDLE_VALUE;} | ||
#else | ||
#if defined(__CYGWIN__) || defined(linux) | ||
bool IsOpen(void) const {return file != 0;} | ||
#else | ||
bool IsOpen(void) const {return handle != -1;} | ||
#endif | ||
#endif | ||
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// Read some data from the file | ||
bool Read(u64 offset, void *buffer, size_t length); | ||
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// Close the file | ||
void Close(void); | ||
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// Get the size of the file | ||
u64 FileSize(void) const {return filesize;} | ||
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// Get the name of the file | ||
string FileName(void) const {return filename;} | ||
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// Does the file exist | ||
bool Exists(void) const {return exists;} | ||
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// Rename the file | ||
bool Rename(void); // Pick a filename automatically | ||
bool Rename(string filename); | ||
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// Delete the file | ||
bool Delete(void); | ||
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public: | ||
static string GetCanonicalPathname(string filename); | ||
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static void SplitFilename(string filename, string &path, string &name); | ||
static string TranslateFilename(string filename); | ||
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static bool FileExists(string filename); | ||
static u64 GetFileSize(string filename); | ||
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// Search the specified path for files which match the specified wildcard | ||
// and return their names in a list. | ||
static list<string>* FindFiles(string path, string wildcard); | ||
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protected: | ||
string filename; | ||
u64 filesize; | ||
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// OS file handle | ||
#ifdef WIN32 | ||
HANDLE hFile; | ||
#else | ||
#ifdef __CYGWIN__ | ||
FILE *file; | ||
// This file is part of par2cmdline (a PAR 2.0 compatible file verification and | ||
// repair tool). See http://parchive.sourceforge.net for details of PAR 2.0. | ||
// | ||
// Copyright (c) 2003 Peter Brian Clements | ||
// | ||
// par2cmdline is free software; you can redistribute it and/or modify | ||
// it under the terms of the GNU General Public License as published by | ||
// the Free Software Foundation; either version 2 of the License, or | ||
// (at your option) any later version. | ||
// | ||
// par2cmdline is distributed in the hope that it will be useful, | ||
// but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
// GNU General Public License for more details. | ||
// | ||
// You should have received a copy of the GNU General Public License | ||
// along with this program; if not, write to the Free Software | ||
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
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#ifndef __DISKFILE_H__ | ||
#define __DISKFILE_H__ | ||
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// A disk file can be any type of file that par2cmdline needs | ||
// to read or write data from or to. | ||
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||
class DiskFile | ||
{ | ||
public: | ||
DiskFile(void); | ||
~DiskFile(void); | ||
|
||
// Create a file and set its length | ||
bool Create(string filename, u64 filesize); | ||
|
||
// Write some data to the file | ||
bool Write(u64 offset, const void *buffer, size_t length); | ||
|
||
// Open the file | ||
bool Open(void); | ||
bool Open(string filename); | ||
bool Open(string filename, u64 filesize); | ||
|
||
// Check to see if the file is open | ||
#ifdef WIN32 | ||
bool IsOpen(void) const {return hFile != INVALID_HANDLE_VALUE;} | ||
#else | ||
bool IsOpen(void) const {return file != 0;} | ||
#endif | ||
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// Read some data from the file | ||
bool Read(u64 offset, void *buffer, size_t length); | ||
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// Close the file | ||
void Close(void); | ||
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// Get the size of the file | ||
u64 FileSize(void) const {return filesize;} | ||
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// Get the name of the file | ||
string FileName(void) const {return filename;} | ||
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// Does the file exist | ||
bool Exists(void) const {return exists;} | ||
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// Rename the file | ||
bool Rename(void); // Pick a filename automatically | ||
bool Rename(string filename); | ||
|
||
// Delete the file | ||
bool Delete(void); | ||
|
||
public: | ||
static string GetCanonicalPathname(string filename); | ||
|
||
static void SplitFilename(string filename, string &path, string &name); | ||
static string TranslateFilename(string filename); | ||
|
||
static bool FileExists(string filename); | ||
static u64 GetFileSize(string filename); | ||
|
||
// Search the specified path for files which match the specified wildcard | ||
// and return their names in a list. | ||
static list<string>* FindFiles(string path, string wildcard); | ||
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protected: | ||
string filename; | ||
u64 filesize; | ||
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// OS file handle | ||
#ifdef WIN32 | ||
HANDLE hFile; | ||
#else | ||
#ifdef linux | ||
FILE *file; | ||
#else | ||
int handle; | ||
#endif | ||
#endif | ||
#endif | ||
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// Current offset within the file | ||
u64 offset; | ||
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// Does the file exist | ||
bool exists; | ||
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protected: | ||
#ifdef WIN32 | ||
static string ErrorMessage(DWORD error); | ||
#endif | ||
}; | ||
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// This class keeps track of which DiskFile objects exist | ||
// and which file on disk they are associated with. | ||
// It is used to avoid a file being processed twice. | ||
class DiskFileMap | ||
{ | ||
public: | ||
DiskFileMap(void); | ||
~DiskFileMap(void); | ||
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bool Insert(DiskFile *diskfile); | ||
void Remove(DiskFile *diskfile); | ||
DiskFile* Find(string filename) const; | ||
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protected: | ||
map<string, DiskFile*> diskfilemap; // Map from filename to DiskFile | ||
}; | ||
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#endif // __DISKFILE_H__ | ||
#endif | ||
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// Current offset within the file | ||
u64 offset; | ||
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// Does the file exist | ||
bool exists; | ||
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protected: | ||
#ifdef WIN32 | ||
static string ErrorMessage(DWORD error); | ||
#endif | ||
}; | ||
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// This class keeps track of which DiskFile objects exist | ||
// and which file on disk they are associated with. | ||
// It is used to avoid a file being processed twice. | ||
class DiskFileMap | ||
{ | ||
public: | ||
DiskFileMap(void); | ||
~DiskFileMap(void); | ||
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bool Insert(DiskFile *diskfile); | ||
void Remove(DiskFile *diskfile); | ||
DiskFile* Find(string filename) const; | ||
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protected: | ||
map<string, DiskFile*> diskfilemap; // Map from filename to DiskFile | ||
}; | ||
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#endif // __DISKFILE_H__ |