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/* vi: set sw=4 ts=4: */
/*
* Utility routines.
*
* Copyright (C) tons of folks. Tracking down who wrote what
* isn't something I'm going to worry about... If you wrote something
* here, please feel free to acknowledge your work.
*
* This program 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.
*
* This program 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
*
* Based in part on code from sash, Copyright (c) 1999 by David I. Bell
* Permission has been granted to redistribute this code under the GPL.
*
*/
#include <stdio.h>
#include <string.h>
#include "../pwd_grp/pwd.h"
#include "../pwd_grp/grp.h"
#include "libbb.h"
/* returns a uid given a username */
long my_getpwnam(const char *name)
{
struct passwd *myuser;
myuser = getpwnam(name);
if (myuser==NULL)
error_msg_and_die("unknown user name: %s", name);
return myuser->pw_uid;
}
/* returns a gid given a group name */
long my_getgrnam(const char *name)
{
struct group *mygroup;
mygroup = getgrnam(name);
if (mygroup==NULL)
error_msg_and_die("unknown group name: %s", name);
return (mygroup->gr_gid);
}
/* gets a username given a uid */
void my_getpwuid(char *name, long uid)
{
struct passwd *myuser;
myuser = getpwuid(uid);
if (myuser==NULL)
sprintf(name, "%-8ld ", (long)uid);
else
strcpy(name, myuser->pw_name);
}
/* gets a groupname given a gid */
void my_getgrgid(char *group, long gid)
{
struct group *mygroup;
mygroup = getgrgid(gid);
if (mygroup==NULL)
sprintf(group, "%-8ld ", (long)gid);
else
strcpy(group, mygroup->gr_name);
}
/* gets a gid given a user name */
long my_getpwnamegid(const char *name)
{
struct group *mygroup;
struct passwd *myuser;
myuser=getpwnam(name);
if (myuser==NULL)
error_msg_and_die("unknown user name: %s", name);
mygroup = getgrgid(myuser->pw_gid);
if (mygroup==NULL)
error_msg_and_die("unknown gid %ld", (long)myuser->pw_gid);
return mygroup->gr_gid;
}
/* END CODE */
/*
Local Variables:
c-file-style: "linux"
c-basic-offset: 4
tab-width: 4
End:
*/
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