boinc/lib/filesys.h

121 lines
3.3 KiB
C++
Executable File

// $Id$
//
// The contents of this file are subject to the BOINC Public License
// Version 1.0 (the "License"); you may not use this file except in
// compliance with the License. You may obtain a copy of the License at
// http://boinc.berkeley.edu/license_1.0.txt
// The contents of this file are subject to the BOINC Public License
// Version 1.0 (the "License"); you may not use this file except in
// compliance with the License. You may obtain a copy of the License at
// http://boinc.berkeley.edu/license_1.0.txt
//
// Software distributed under the License is distributed on an "AS IS"
// basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
// License for the specific language governing rights and limitations
// under the License.
//
// The Original Code is the Berkeley Open Infrastructure for Network Computing.
//
// The Initial Developer of the Original Code is the SETI@home project.
// Portions created by the SETI@home project are Copyright (C) 2002
// University of California at Berkeley. All Rights Reserved.
//
// Contributor(s):
//
#ifndef _FILESYS_
#define _FILESYS_
/* to allow prototypes using 'bool' in ANSI-C. Note that gcc defines
bool as an INT, and MS VC++ up to version 4.2 also does. However
more recent versions of MS VC++ define bool as CHAR. */
#if (!defined __cplusplus) && (!defined bool)
#if ((defined(_MSC_VER)) && (_MSC_VER > 1020))
#define bool char
#else
#define bool int
#endif /* defined(_MSC_VER) && (_MSC_VER > 1020) */
#endif /* (!defined __cplusplus) && (!defined bool) */
#ifdef _WIN32
typedef struct _DIR_DESC {
char path[256];
bool first;
void* handle;
} DIR_DESC;
typedef DIR_DESC *DIRREF;
#define PATH_SEPARATOR "\\"
#else
#include <stdio.h>
#include <dirent.h>
#ifdef __cplusplus
#include <string>
#endif
typedef DIR *DIRREF;
#define PATH_SEPARATOR "/"
#endif /* !WIN32 */
#ifdef __cplusplus
extern "C" {
#endif
extern int boinc_delete_file(const char*);
extern int clean_out_dir(const char*);
extern FILE* boinc_fopen(const char* path, const char* mode);
extern int boinc_copy(const char* orig, const char* newf);
extern int boinc_rename(const char* old, const char* newf);
extern int boinc_mkdir(const char*);
extern int boinc_rmdir(const char*);
extern int lock_file(char*);
extern void relative_to_absolute(char* relname, char* path);
extern int boinc_make_dirs(char*, char*);
extern char boinc_failed_file[256];
/* we suitably defined 'bool' as 'int' in ANSI-C */
extern bool boinc_file_exists(const char* path);
#ifdef __cplusplus
}
#endif
/* C++ specific prototypes/defines follow here */
#ifdef __cplusplus
extern int file_size(const char*, double&);
extern int dir_size(const char* dirpath, double&);
extern int get_filesystem_info(double& total, double& free);
// TODO TODO TODO
// remove this code - the DirScanner class does the same thing.
// But need to rewrite a couple of places that use it
//
extern DIRREF dir_open(const char*);
extern int dir_scan(char*, DIRREF, int);
int dir_scan(std::string&, DIRREF);
extern void dir_close(DIRREF);
class DirScanner {
#ifdef _WIN32
std::string dir;
bool first;
void* handle;
#else
DIR* dirp;
#endif
public:
DirScanner(std::string const& path);
~DirScanner();
bool scan(std::string& name); // return true if file returned
};
#endif /* c++ */
#endif /* double-inclusion protection */