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119 lines
2.9 KiB
C
119 lines
2.9 KiB
C
/***********************************************************
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Copyright 1991, 1992, 1993, 1994 by Stichting Mathematisch Centrum,
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Amsterdam, The Netherlands.
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All Rights Reserved
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Permission to use, copy, modify, and distribute this software and its
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documentation for any purpose and without fee is hereby granted,
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provided that the above copyright notice appear in all copies and that
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both that copyright notice and this permission notice appear in
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supporting documentation, and that the names of Stichting Mathematisch
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Centrum or CWI not be used in advertising or publicity pertaining to
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distribution of the software without specific, written prior permission.
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STICHTING MATHEMATISCH CENTRUM DISCLAIMS ALL WARRANTIES WITH REGARD TO
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THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
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FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH CENTRUM BE LIABLE
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FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
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OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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******************************************************************/
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/* UNIX group file access module */
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#include "allobjects.h"
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#include "modsupport.h"
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#include <sys/types.h>
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#include <grp.h>
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static object *mkgrent(p)
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struct group *p;
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{
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object *v, *w;
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char **member;
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if ((w = newlistobject(0)) == NULL) {
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return NULL;
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}
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for (member = p->gr_mem; *member != NULL; member++) {
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object *x = newstringobject(*member);
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if (x == NULL || addlistitem(w, x) != 0) {
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XDECREF(x);
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DECREF(w);
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return NULL;
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}
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}
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v = mkvalue("(sslO)",
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p->gr_name,
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p->gr_passwd,
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(long)p->gr_gid,
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w);
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DECREF(w);
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return v;
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}
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static object *grp_getgrgid(self, args)
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object *self, *args;
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{
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int gid;
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struct group *p;
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if (!getintarg(args, &gid))
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return NULL;
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if ((p = getgrgid(gid)) == NULL) {
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err_setstr(KeyError, "getgrgid(): gid not found");
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return NULL;
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}
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return mkgrent(p);
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}
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static object *grp_getgrnam(self, args)
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object *self, *args;
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{
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char *name;
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struct group *p;
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if (!getstrarg(args, &name))
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return NULL;
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if ((p = getgrnam(name)) == NULL) {
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err_setstr(KeyError, "getgrnam(): name not found");
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return NULL;
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}
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return mkgrent(p);
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}
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static object *grp_getgrall(self, args)
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object *self, *args;
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{
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object *d;
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struct group *p;
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if (!getnoarg(args))
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return NULL;
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if ((d = newlistobject(0)) == NULL)
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return NULL;
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setgrent();
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while ((p = getgrent()) != NULL) {
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object *v = mkgrent(p);
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if (v == NULL || addlistitem(d, v) != 0) {
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XDECREF(v);
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DECREF(d);
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return NULL;
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}
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}
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return d;
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}
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static struct methodlist grp_methods[] = {
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{"getgrgid", grp_getgrgid},
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{"getgrnam", grp_getgrnam},
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{"getgrall", grp_getgrall},
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{NULL, NULL} /* sentinel */
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};
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void
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initgrp()
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{
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initmodule("grp", grp_methods);
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}
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