getgrent.c File Reference

#include <sys/types.h>
#include <grp.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include <fcntl.h>

Include dependency graph for getgrent.c:

Go to the source code of this file.

Defines
#define	nil   0
#define	open   _open
#define	fcntl   _fcntl
#define	read   _read
#define	close   _close
#define	arraysize(a)   (sizeof(a) / sizeof((a)[0]))
#define	arraylimit(a)   ((a) + arraysize(a))
Functions
void	endgrent (void)
int	setgrent (void)
void	setgrfile (const char *file)
static int	getline (void)
static char *	scan_punct (int punct)
group *	getgrent (void)
group *	getgrgid (_mnx_Gid_t gid)
group *	getgrnam (const char *name)
Variables
static char	GROUP [] = "/etc/group"
static const char *	grfile
static char	buf [1024]
static char	grline [512]
static struct group	entry
static char *	members [64]
static int	grfd = -1
static char *	bufptr
static ssize_t	buflen = 0
static char *	lineptr

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Define Documentation

#define arraylimit (  a   )     ((a) + arraysize(a))

Definition at line 19 of file getgrent.c.

#define arraysize (  a   )     (sizeof(a) / sizeof((a)[0]))

Definition at line 18 of file getgrent.c.

#define close   _close

Definition at line 10 of file getgrent.c.

#define fcntl   _fcntl

Definition at line 8 of file getgrent.c. Referenced by _tcp_connect(), boot_readwrite(), close_on_exec(), closeExec(), copyfd(), do_check(), dup(), dup2(), fill_iftab(), flock(), get_ipconf(), getch(), getifaddrs(), lock_dev(), locked(), main(), opendir(), openpool(), opentrace(), preadbuffer(), run(), run_job(), set(), setgrent(), setinputfd(), setpwent(), setttyent(), shellescape(), startup(), terminate(), test19d(), test19g(), test20d(), test24a(), test29a(), test7c(), test7i(), and test8a().

#define nil   0

Definition at line 6 of file getgrent.c.

#define open   _open

Definition at line 7 of file getgrent.c.

#define read   _read

Definition at line 9 of file getgrent.c.

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Function Documentation

void endgrent (  void   )

Definition at line 33 of file getgrent.c. References buflen, close, and grfd. Referenced by getgrgid(), getgrnam(), grp_add(), initgroups(), setgrent(), and setgrfile().

struct group* getgrent (  void   )

Definition at line 99 of file getgrent.c. References arraylimit, entry, getline(), grfd, lineptr, mem, members, nil, p, scan_punct(), setgrent(), and strtol(). Referenced by getgrgid(), getgrnam(), and initgroups().

struct group* getgrgid (  _mnx_Gid_t  gid  )

Definition at line 130 of file getgrent.c. References endgrent(), getgrent(), group::gr_gid, and nil. Referenced by check(), idname(), main(), make_header(), and name_gid().

struct group* getgrnam (  const char *  name  )

Definition at line 141 of file getgrent.c. References endgrent(), getgrent(), group::gr_name, nil, and strcmp. Referenced by do_chown(), gid_name(), grp_add(), main(), and simple().

static int getline (  void   )  [static]

Definition at line 62 of file getgrent.c. References arraylimit, buflen, bufptr, grfd, grline, lineptr, and read.

static char* scan_punct (  int  punct  )  [static]

Definition at line 82 of file getgrent.c. References lineptr, and nil. Referenced by getgrent().

int setgrent (  void   )

Definition at line 43 of file getgrent.c. References endgrent(), F_GETFD, F_SETFD, fcntl, FD_CLOEXEC, grfd, grfile, GROUP, nil, O_RDONLY, and open. Referenced by getgrent(), and initgroups().

void setgrfile (  const char *  file  )

Definition at line 55 of file getgrent.c. References endgrent(), and grfile.

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Variable Documentation

char buf[1024] [static]

Definition at line 24 of file getgrent.c.

ssize_t buflen = 0 [static]

Definition at line 30 of file getgrent.c.

char* bufptr [static]

Definition at line 29 of file getgrent.c. Referenced by getline(), and strings().

struct group entry [static]

Definition at line 26 of file getgrent.c.

int grfd = -1 [static]

Definition at line 28 of file getgrent.c. Referenced by endgrent(), getgrent(), getline(), and setgrent().

const char* grfile [static]

Definition at line 22 of file getgrent.c. Referenced by setgrent(), and setgrfile().

char grline[512] [static]

Definition at line 25 of file getgrent.c. Referenced by getline().

char GROUP[] = "/etc/group" [static]

Definition at line 21 of file getgrent.c.

char* lineptr [static]

Definition at line 31 of file getgrent.c. Referenced by getgrent(), getline(), getpwent(), scan_colon(), scan_punct(), scan_quoted(), and scan_white().

char* members[64] [static]

Definition at line 27 of file getgrent.c. Referenced by getgrent().

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