Syscall.h File Reference

Header file that contains the definitions for system calls wrapper functions used in our program. More...

#include <unistd.h>
#include <sys/stat.h>
#include <dirent.h>
#include <sys/types.h>
#include <stdlib.h>
#include <libgen.h>
#include <stdio.h>
#include <pwd.h>
#include <grp.h>
#include "Logger.h"

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Functions
int	sfork ()
int	ssymlink (char *target, char *linkPath)
char *	sbasename (char *fullPath)
int	smkdir (char *path)
FILE *	stouch (char *file)
int	saccess (char *path)
int	sunlink (char *file)
int	srmdir (char *path)
int	sgetpwuid (const char *userName)
int	sgetgrgid (const char *groupName)
int	slstat (const char *name, struct stat *statbuf)
DIR *	sopendir (const char *name)
int	schdir (const char *name)
int	sclosedir (DIR *dp)
struct dirent *	sreaddir (DIR *dir)
int	sS_ISLNK (mode_t m)
int	sS_ISDIR (mode_t m)
int	sS_ISREG (mode_t m)
char *	srealpath (const char *p, char *buf)

Detailed Description

Header file that contains the definitions for system calls wrapper functions used in our program.

Authors

Maxime Lovino, Thomas Ibanez

Date

January 25, 2017

Version

1.0

Function Documentation

int saccess ( char *  path )

inline

access wrapper

Parameters

path	file to check

Returns

1 if the file exists, 0 otherwise

char* sbasename ( char *  fullPath )

inline

basename wrapper

Parameters

fullPath

full path of the file

Returns

basename of the file

int schdir ( const char *  name )

inline

chdir wrapper

Parameters

name	directory to go to

Returns

1 on success, 0 otherwise

int sclosedir ( DIR *  dp )

inline

closedir wrapper

Parameters

dp	directory to close

Returns

1 on success, 0 otherwise

int sfork ( )

inline

fork wrapper

Returns

pid of the child or 0 if you are the child

int sgetgrgid ( const char *  groupName )

inline

getgrnam->gr_gid wrapper

Parameters

groupName

groupname to get gid from

Returns

gid linked to this groupname

int sgetpwuid ( const char *  userName )

inline

getpwnam->pw_uid wrapper

Parameters

userName

the username to get uid from

Returns

uid linked to the username

int slstat ( const char *  name, struct stat *  statbuf  )

inline

lstat wrapper

Parameters

name	file to check
statbuf	buffer to write info to

Returns

1 on success, 0 otherwise

int smkdir ( char *  path )

inline

mkdir wrapper

Parameters

path	path to create

Returns

1 on success, 0 otherwise

DIR* sopendir ( const char *  name )

inline

opendir wrapper

Parameters

name	directory to open

Returns

DIR* to the directory

struct dirent* sreaddir

(

DIR *

dir

)

readdir wrapper

Parameters

dir	directory to read

Returns

dirent entries

char* srealpath ( const char *  p, char *  buf  )

inline

realpath wrapper

Parameters

p	file to get realpath from
buf	buffer to write the realpath to (optional)

Returns

if the buffer is NULL, return the realpath

int srmdir ( char *  path )

inline

rmdir wrapper

Parameters

path	directory to remove

Returns

1 on success, 0 otherwise

int sS_ISDIR ( mode_t  m )

inline

S_ISDIR wrapper

Parameters

m	file to check

Returns

1 if the file is a directory, 0 otherwise

int sS_ISLNK ( mode_t  m )

inline

S_ISLNK wrapper

Parameters

m	file to check

Returns

1 if the file is a link, 0 otherwise

int sS_ISREG ( mode_t  m )

inline

S_ISREG wrapper

Parameters

m	file to check

Returns

1 if the file is a regular file, 0 otherwise

int ssymlink ( char *  target, char *  linkPath  )

inline

symlink wrapper

Parameters

target	real file
linkPath	link path

Returns

1 on success, 0 otherwise

FILE* stouch ( char *  file )

inline

touch wrapper

Parameters

file	file to create

Returns

FILE* to the file created

int sunlink ( char *  file )

inline

unlink wrapper

Parameters

file	file to unlink

Returns

1 on success, 0 otherwise