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-rw-r--r--deluser.c175
1 files changed, 0 insertions, 175 deletions
diff --git a/deluser.c b/deluser.c
deleted file mode 100644
index bb6e109..0000000
--- a/deluser.c
+++ /dev/null
@@ -1,175 +0,0 @@
-/* vi: set sw=4 ts=4: */
-/*
- * deluser (remove lusers from the system ;) for TinyLogin
- *
- *
- * Copyright (C) 1999 by Lineo, inc.
- * Written by John Beppu <beppu@lineo.com>
- *
- * 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
- *
- */
-
-#include <sys/stat.h>
-#include <unistd.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include "busybox.h"
-
-#define PASSWD_FILE "/etc/passwd"
-#define GROUP_FILE "/etc/group"
-
-/* where to start and stop deletion */
-typedef struct {
- size_t start;
- size_t stop;
-} Bounds;
-
-/* An interesting side-effect of boundary()'s
- * implementation is that the first user (typically root)
- * cannot be removed. Let's call it a feature. */
-static Bounds boundary(const char *buffer, const char *login)
-{
- char needle[256];
- char *start;
- char *stop;
- Bounds b;
-
- snprintf(needle, 256, "\n%s", login);
- needle[255] = 0;
- start = strstr(buffer, needle);
- if (!start) {
- b.start = 0;
- b.stop = 0;
- return b;
- }
- start++;
-
- stop = index(start, '\n'); /* index is a BSD-ism */
- b.start = start - buffer;
- b.stop = stop - buffer;
- return b;
-}
-
-/* grep -v ^login (except it only deletes the first match) */
-/* ...in fact, I think I'm going to simplify this later */
-static int del_line_matching(char *login, char *filename)
-{
- char *buffer;
- FILE *passwd;
- size_t len;
- Bounds b;
- struct stat statbuf;
-
- /* load into buffer */
- passwd = fopen(filename, "r");
- if (!passwd) {
- return 1;
- }
- stat(filename, &statbuf);
- len = statbuf.st_size;
- buffer = (char *) malloc(len * sizeof(char));
-
- if (!buffer) {
- fclose(passwd);
- return 1;
- }
- fread(buffer, len, sizeof(char), passwd);
-
- fclose(passwd);
-
- /* find the user to remove */
- b = boundary(buffer, login);
- if (b.stop == 0) {
- free(buffer);
- return 1;
- }
-
- /* write the file w/o the user */
- passwd = fopen(filename, "w");
- if (!passwd) {
- return 1;
- }
- fwrite(buffer, (b.start - 1), sizeof(char), passwd);
- fwrite(&buffer[b.stop], (len - b.stop), sizeof(char), passwd);
-
- fclose(passwd);
-
- return 0;
-}
-
-/* ________________________________________________________________________ */
-int delgroup_main(int argc, char **argv)
-{
- /* int successful; */
- int failure;
-
- if (argc != 2) {
- show_usage();
- } else {
-
- failure = del_line_matching(argv[1], GROUP_FILE);
-#ifdef TLG_FEATURE_SHADOWPASSWDS
- if (access(GSHADOW_FILE, W_OK) == 0) {
- /* EDR the |= works if the error is not 0, so he had it wrong */
- failure |= del_line_matching(argv[1], GSHADOW_FILE);
- }
-#endif /* TLG_FEATURE_SHADOWPASSWDS */
- /* if (!successful) { */
- if (failure) {
- error_msg_and_die("%s: Group could not be removed\n", argv[1]);
- }
-
- }
- return (EXIT_SUCCESS);
-}
-
-/* ________________________________________________________________________ */
-int deluser_main(int argc, char **argv)
-{
- /* int successful; */
- int failure;
-
- if (argc != 2) {
- show_usage();
- } else {
-
- failure = del_line_matching(argv[1], PASSWD_FILE);
- /* if (!successful) { */
- if (failure) {
- error_msg_and_die("%s: User could not be removed from %s\n",
- argv[1], PASSWD_FILE);
- }
-#ifdef TLG_FEATURE_SHADOWPASSWDS
- failure = del_line_matching(argv[1], SHADOW_FILE);
- /* if (!successful) { */
- if (failure) {
- error_msg_and_die("%s: User could not be removed from %s\n",
- argv[1], SHADOW_FILE);
- }
-#endif /* TLG_FEATURE_SHADOWPASSWDS */
- failure = del_line_matching(argv[1], GROUP_FILE);
- /* if (!successful) { */
- if (failure) {
- error_msg_and_die("%s: User could not be removed from %s\n",
- argv[1], GROUP_FILE);
- }
-
- }
- return (EXIT_SUCCESS);
-}
-
-/* $Id: deluser.c,v 1.1 2001/08/21 16:18:59 andersen Exp $ */