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/* $OpenBSD: tcfsrmuser.c,v 1.8 2000/06/20 08:59:53 fgsch Exp $ */
/*
* Transparent Cryptographic File System (TCFS) for NetBSD
* Author and mantainer: Luigi Catuogno [luicat@tcfs.unisa.it]
*
* references: http://tcfs.dia.unisa.it
* tcfs-bsd@tcfs.unisa.it
*/
/*
* Base utility set v0.1
*/
#include <err.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <miscfs/tcfs/tcfs.h>
#include "tcfslib.h"
#include "tcfserrors.h"
char *rmuser_usage="Usage: %s [OPTION]...
Remove an user entry from the TCFS dabatase.
-l <user> Username to remove from the TCFS database
-h Shows this help
-v Makes the output a little more verbose\n";
int
rmuser_main(int argn, char *argv[])
{
int have_user = FALSE;
int be_verbose = FALSE;
char *user;
tcfspwdb *user_info;
int val;
/*
* Going to check the arguments
*/
if ((user = (char *)malloc(LOGIN_NAME_MAX + 1)) == NULL)
err(1, NULL);
while ((val = getopt(argn, argv, "l:hv")) != EOF)
switch (val) {
case 'l':
strlcpy(user, optarg, LOGIN_NAME_MAX + 1);
have_user = TRUE;
break;
case 'h':
printf(rmuser_usage, argv[0]);
exit(OK);
break;
case 'v':
be_verbose = TRUE;
break;
default:
fprintf(stderr, "Try %s --help for more information.\n", argv[0]);
exit(ER_UNKOPT);
break;
}
if (argn - optind)
tcfs_error(ER_UNKOPT, NULL);
/*
* Here we don't have to drop root privileges because only root
* should run us.
* However we can do better. Maybe in next versions.
*/
if (!have_user) {
int len;
printf("Username to remove from TCFS database: ");
fgets(user, LOGIN_NAME_MAX + 1, stdin);
len = strlen(user) - 2;
if (len < 0)
exit(1);
user[len] = user[len] == '\n' ? 0 : user[len];
}
if (be_verbose)
printf("Deleting the entry for user %s from the TCFS database...\n", user);
/*
* Deleting an entry from the key database
*/
if (!tcfspwdbr_new(&user_info))
tcfs_error(ER_MEM, NULL);
if (!tcfspwdbr_edit(&user_info, F_USR, user))
tcfs_error(ER_MEM, NULL);
if (!tcfs_putpwnam(user, user_info, U_DEL))
tcfs_error(ER_CUSTOM, "Error: cannot remove user.");
if (be_verbose)
printf("User entry removed with success.\n");
tcfs_error(OK, NULL);
exit(0);
}
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