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