83 lines
2.0 KiB
C++
83 lines
2.0 KiB
C++
/* pwdgrp.h
|
|
|
|
Copyright 2001, 2002, 2003 Red Hat inc.
|
|
|
|
Stuff common to pwd and grp handling.
|
|
|
|
This file is part of Cygwin.
|
|
|
|
This software is a copyrighted work licensed under the terms of the
|
|
Cygwin license. Please consult the file "CYGWIN_LICENSE" for
|
|
details. */
|
|
|
|
/* These functions are needed to allow searching and walking through
|
|
the passwd and group lists */
|
|
extern struct passwd *internal_getpwsid (cygpsid &);
|
|
extern struct passwd *internal_getpwnam (const char *, bool = FALSE);
|
|
extern struct passwd *internal_getpwuid (__uid32_t, bool = FALSE);
|
|
extern struct __group32 *internal_getgrsid (cygpsid &);
|
|
extern struct __group32 *internal_getgrgid (__gid32_t gid, bool = FALSE);
|
|
extern struct __group32 *internal_getgrnam (const char *, bool = FALSE);
|
|
extern struct __group32 *internal_getgrent (int);
|
|
int internal_getgroups (int, __gid32_t *, cygpsid * = NULL);
|
|
|
|
#include "sync.h"
|
|
class pwdgrp
|
|
{
|
|
unsigned pwdgrp_buf_elem_size;
|
|
union
|
|
{
|
|
passwd **passwd_buf;
|
|
__group32 **group_buf;
|
|
void **pwdgrp_buf;
|
|
};
|
|
void (pwdgrp::*read) ();
|
|
bool (pwdgrp::*parse) ();
|
|
int etc_ix;
|
|
path_conv pc;
|
|
char *buf, *lptr;
|
|
int max_lines;
|
|
bool initialized;
|
|
muto *pglock;
|
|
|
|
bool parse_passwd ();
|
|
bool parse_group ();
|
|
void read_passwd ();
|
|
void read_group ();
|
|
char *add_line (char *);
|
|
char *raw_ptr () const {return lptr;}
|
|
char *next_str (char);
|
|
bool next_num (unsigned long&);
|
|
bool next_num (unsigned int& i)
|
|
{
|
|
unsigned long x;
|
|
bool res = next_num (x);
|
|
i = (unsigned int) x;
|
|
return res;
|
|
}
|
|
inline bool next_num (int& i)
|
|
{
|
|
unsigned long x;
|
|
bool res = next_num (x);
|
|
i = (int) x;
|
|
return res;
|
|
}
|
|
|
|
public:
|
|
int curr_lines;
|
|
|
|
void load (const char *);
|
|
inline void refresh (bool check)
|
|
{
|
|
if (!check && initialized)
|
|
return;
|
|
if (pglock->acquire () == 1 &&
|
|
(!initialized || (check && etc::file_changed (etc_ix))))
|
|
(this->*read) ();
|
|
pglock->release ();
|
|
}
|
|
|
|
pwdgrp (passwd *&pbuf);
|
|
pwdgrp (__group32 *&gbuf);
|
|
};
|