From 4aca87515a5083ae0e31ce3177189fd43b6d05ac Mon Sep 17 00:00:00 2001 From: Andreas Baumann Date: Sat, 3 Jan 2015 13:58:15 +0100 Subject: patch to Vanilla Tomato 1.28 --- release/src/router/busybox/libpwdgrp/__getpwent.c | 115 ---------------------- 1 file changed, 115 deletions(-) delete mode 100644 release/src/router/busybox/libpwdgrp/__getpwent.c (limited to 'release/src/router/busybox/libpwdgrp/__getpwent.c') diff --git a/release/src/router/busybox/libpwdgrp/__getpwent.c b/release/src/router/busybox/libpwdgrp/__getpwent.c deleted file mode 100644 index 1b38c27e..00000000 --- a/release/src/router/busybox/libpwdgrp/__getpwent.c +++ /dev/null @@ -1,115 +0,0 @@ -/* - * __getpwent.c - This file is part of the libc-8086/pwd package for ELKS, - * Copyright (C) 1995, 1996 Nat Friedman . - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library 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 - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the Free - * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - * - */ - -#include -#include -#include -#include - -#include "pwd_.h" -#include "busybox.h" - -#define PWD_BUFFER_SIZE 256 - -/* This isn't as flash as my previous version -- it doesn't dynamically - scale down the gecos on too-long lines, but it also makes fewer syscalls, - so it's probably nicer. Write me if you want the old version. Maybe I - should include it as a build-time option... ? - -Nat */ - -struct passwd *__getpwent(int pwd_fd) -{ - static char line_buff[PWD_BUFFER_SIZE]; - static struct passwd passwd; - char *field_begin; - char *endptr; - char *gid_ptr=NULL; - char *uid_ptr=NULL; - int line_len; - int i; - - /* We use the restart label to handle malformatted lines */ - restart: - /* Read the passwd line into the static buffer using a minimal of - syscalls. */ - if ((line_len = read(pwd_fd, line_buff, PWD_BUFFER_SIZE)) <= 0) - return NULL; - field_begin = strchr(line_buff, '\n'); - if (field_begin != NULL) - lseek(pwd_fd, (long) (1 + field_begin - (line_buff + line_len)), - SEEK_CUR); - else { /* The line is too long - skip it. :-\ */ - - do { - if ((line_len = read(pwd_fd, line_buff, PWD_BUFFER_SIZE)) <= 0) - return NULL; - } while (!(field_begin = strchr(line_buff, '\n'))); - lseek(pwd_fd, (long) (field_begin - line_buff) - line_len + 1, - SEEK_CUR); - goto restart; - } - if (*line_buff == '#' || *line_buff == ' ' || *line_buff == '\n' || - *line_buff == '\t') - goto restart; - *field_begin = '\0'; - - /* We've read the line; now parse it. */ - field_begin = line_buff; - for (i = 0; i < 7; i++) { - switch (i) { - case 0: - passwd.pw_name = field_begin; - break; - case 1: - passwd.pw_passwd = field_begin; - break; - case 2: - uid_ptr = field_begin; - break; - case 3: - gid_ptr = field_begin; - break; - case 4: - passwd.pw_gecos = field_begin; - break; - case 5: - passwd.pw_dir = field_begin; - break; - case 6: - passwd.pw_shell = field_begin; - break; - } - if (i < 6) { - field_begin = strchr(field_begin, ':'); - if (field_begin == NULL) - goto restart; - *field_begin++ = '\0'; - } - } - passwd.pw_gid = (gid_t) strtoul(gid_ptr, &endptr, 10); - if (*endptr != '\0') - goto restart; - - passwd.pw_uid = (uid_t) strtoul(uid_ptr, &endptr, 10); - if (*endptr != '\0') - goto restart; - - return &passwd; -} -- cgit v1.2.3-54-g00ecf