/*- * Copyright (C) 1996 * David L. Nugent. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY DAVID L. NUGENT AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL DAVID L. NUGENT OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * $Id: grupd.c,v 1.1.1.1 1996/12/09 14:05:35 joerg Exp $ */ #include #include #include #include #include #include #include #include #include "pwupd.h" int fmtgrentry(char *buf, struct group * grp, int type) { int i, l; if (type == PWF_STANDARD) l = sprintf(buf, "%s:*:%ld:", grp->gr_name, (long) grp->gr_gid); else l = sprintf(buf, "%s:%s:%ld:", grp->gr_name, grp->gr_passwd, (long) grp->gr_gid); /* * Now, list members */ for (i = 0; i < 200 && grp->gr_mem[i]; i++) l += sprintf(buf + l, "%s%s", i ? "," : "", grp->gr_mem[i]); buf[l++] = '\n'; buf[l] = '\0'; return l; } int fmtgrent(char *buf, struct group * grp) { return fmtgrentry(buf, grp, PWF_STANDARD); } static int gr_update(struct group * grp, char const * group, int mode) { int l; char pfx[32]; char grbuf[MAXPWLINE]; endgrent(); l = sprintf(pfx, "%s:", group); /* * Update the group file */ if (grp == NULL) *grbuf = '\0'; else fmtgrentry(grbuf, grp, PWF_PASSWD); return fileupdate(_PATH_GROUP, 0644, grbuf, pfx, l, mode); } int addgrent(struct group * grp) { return gr_update(grp, grp->gr_name, UPD_CREATE); } int chggrent(char const * login, struct group * grp) { return gr_update(grp, login, UPD_REPLACE); } int delgrent(struct group * grp) { return gr_update(NULL, grp->gr_name, UPD_DELETE); }