* fix _compat_getpw so that it returns _local_getpw(...) if there
isn't a `+' token in the files database. (this bug probably crept in when a merge to current occurred) * ensure that the _bad_getpw callbacks in __getpwcompat have an argument for error reporting.
This commit is contained in:
lukem
parent
fb846bde24
commit
a360857d48
@ -1,4 +1,4 @@
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/* $NetBSD: getpwent.c,v 1.33 1999/01/16 14:42:54 lukem Exp $ */
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/* $NetBSD: getpwent.c,v 1.34 1999/01/18 00:59:10 lukem Exp $ */
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/*
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* Copyright (c) 1988, 1993
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@ -39,7 +39,7 @@
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#if 0
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static char sccsid[] = "@(#)getpwent.c 8.2 (Berkeley) 4/27/95";
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#else
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__RCSID("$NetBSD: getpwent.c,v 1.33 1999/01/16 14:42:54 lukem Exp $");
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__RCSID("$NetBSD: getpwent.c,v 1.34 1999/01/18 00:59:10 lukem Exp $");
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#endif
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#endif /* LIBC_SCCS and not lint */
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@ -670,10 +670,10 @@ __getpwcompat(type, uid, name)
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const char *name;
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{
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static ns_dtab dtab[] = {
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NS_FILES_CB(_bad_getpw, NULL),
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NS_FILES_CB(_bad_getpw, "files"),
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NS_DNS_CB(_dns_getpw, NULL),
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NS_NIS_CB(_nis_getpw, NULL),
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NS_COMPAT_CB(_bad_getpw, NULL),
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NS_COMPAT_CB(_bad_getpw, "compat"),
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{ NULL, NULL, NULL }
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};
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@ -822,19 +822,24 @@ _compat_getpw(rv, cb_data, ap)
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va_list ap;
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{
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DBT key;
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int len, search, rval;
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int search, rval, r, s;
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uid_t uid;
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char bf[MAXLOGNAME + 1];
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const char *name;
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const char *name, *host, *user, *dom;
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if (!_pw_db && !__initdb())
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return NS_UNAVAIL;
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/*
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* If there isn't a compat token in the database, use files.
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*/
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if (! __has_compatpw())
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return (_local_getpw(rv, cb_data, ap));
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search = va_arg(ap, int);
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uid = 0;
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name = NULL;
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rval = NS_NOTFOUND;
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if (!_pw_db && !__initdb())
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return NS_UNAVAIL;
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switch (search) {
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case _PW_KEYBYNAME:
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name = va_arg(ap, const char *);
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@ -846,120 +851,99 @@ _compat_getpw(rv, cb_data, ap)
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abort();
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}
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/*
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* If YP is active, we must sequence through the passwd file
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* in sequence.
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*/
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if (__has_compatpw()) {
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int r;
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int s = -1;
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const char *host, *user, *dom;
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for(s = -1, _pw_keynum=1; _pw_keynum; _pw_keynum++) {
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bf[0] = _PW_KEYBYNUM;
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memmove(bf + 1, (char *)&_pw_keynum, sizeof(_pw_keynum));
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key.data = (u_char *)bf;
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key.size = sizeof(_pw_keynum) + 1;
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if(__hashpw(&key) != NS_SUCCESS)
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break;
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switch(_pw_passwd.pw_name[0]) {
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case '+':
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/* save the prototype */
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__pwproto_set();
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for(_pw_keynum=1; _pw_keynum; _pw_keynum++) {
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bf[0] = _PW_KEYBYNUM;
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memmove(bf + 1, (char *)&_pw_keynum,
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sizeof(_pw_keynum));
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key.data = (u_char *)bf;
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key.size = sizeof(_pw_keynum) + 1;
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if(__hashpw(&key) != NS_SUCCESS)
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switch(_pw_passwd.pw_name[1]) {
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case '\0':
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r = __getpwcompat(search, uid, name);
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if (r != NS_SUCCESS)
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continue;
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break;
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switch(_pw_passwd.pw_name[0]) {
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case '+':
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/* save the prototype */
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__pwproto_set();
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switch(_pw_passwd.pw_name[1]) {
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case '\0':
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r = __getpwcompat(search, uid, name);
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if (r != NS_SUCCESS)
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continue;
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break;
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case '@':
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case '@':
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pwnam_netgrp:
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if(__ypcurrent) {
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free(__ypcurrent);
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__ypcurrent = NULL;
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}
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if(s == -1) /* first time */
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setnetgrent(_pw_passwd.pw_name + 2);
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s = getnetgrent(&host, &user, &dom);
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if(s == 0) { /* end of group */
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endnetgrent();
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s = -1;
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continue;
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}
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if (!user || !*user)
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goto pwnam_netgrp;
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r = __getpwcompat(_PW_KEYBYNAME,
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0, user);
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if (r == NS_UNAVAIL)
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return r;
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if (r == NS_NOTFOUND) {
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/*
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* just because this user is bad
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* it doesn't mean they all are.
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*/
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goto pwnam_netgrp;
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}
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break;
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default:
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user = _pw_passwd.pw_name + 1;
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r = __getpwcompat(_PW_KEYBYNAME,
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0, user);
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if (r == NS_UNAVAIL)
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return r;
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if (r == NS_NOTFOUND)
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continue;
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break;
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if(__ypcurrent) {
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free(__ypcurrent);
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__ypcurrent = NULL;
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}
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if(__pwexclude_is(_pw_passwd.pw_name)) {
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if(s == 1) /* inside netgrp */
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goto pwnam_netgrp;
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if (s == -1) /* first time */
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setnetgrent(_pw_passwd.pw_name + 2);
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s = getnetgrent(&host, &user, &dom);
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if (s == 0) { /* end of group */
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endnetgrent();
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s = -1;
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continue;
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}
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break;
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case '-':
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/* attempted exclusion */
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switch(_pw_passwd.pw_name[1]) {
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case '\0':
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break;
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case '@':
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setnetgrent(_pw_passwd.pw_name + 2);
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while(getnetgrent(&host, &user, &dom)) {
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if(user && *user)
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__pwexclude_add(user);
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}
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endnetgrent();
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break;
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default:
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__pwexclude_add(_pw_passwd.pw_name + 1);
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break;
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if (!user || !*user)
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goto pwnam_netgrp;
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r = __getpwcompat(_PW_KEYBYNAME, 0, user);
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if (r == NS_UNAVAIL)
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return r;
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if (r == NS_NOTFOUND) {
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/*
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* just because this user is bad
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* it doesn't mean they all are.
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*/
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goto pwnam_netgrp;
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}
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break;
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}
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if ((search == _PW_KEYBYNAME &&
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strcmp(_pw_passwd.pw_name, name) == 0)
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|| (search == _PW_KEYBYUID &&
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_pw_passwd.pw_uid == uid)) {
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rval = NS_SUCCESS;
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default:
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user = _pw_passwd.pw_name + 1;
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r = __getpwcompat(_PW_KEYBYNAME, 0, user);
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if (r == NS_UNAVAIL)
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return r;
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if (r == NS_NOTFOUND)
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continue;
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break;
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}
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if(s == 1) /* inside netgrp */
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goto pwnam_netgrp;
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continue;
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if(__pwexclude_is(_pw_passwd.pw_name)) {
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if(s == 1) /* inside netgroup */
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goto pwnam_netgrp;
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continue;
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}
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break;
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case '-':
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/* attempted exclusion */
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switch(_pw_passwd.pw_name[1]) {
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case '\0':
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break;
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case '@':
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setnetgrent(_pw_passwd.pw_name + 2);
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while(getnetgrent(&host, &user, &dom)) {
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if(user && *user)
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__pwexclude_add(user);
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}
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endnetgrent();
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break;
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default:
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__pwexclude_add(_pw_passwd.pw_name + 1);
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break;
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}
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break;
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}
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__pwproto = (struct passwd *)NULL;
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} else {
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bf[0] = _PW_KEYBYNAME;
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len = strlen(name);
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memmove(bf + 1, name, MIN(len, UT_NAMESIZE));
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key.data = (u_char *)bf;
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key.size = len + 1;
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rval = __hashpw(&key);
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if ((search == _PW_KEYBYNAME &&
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strcmp(_pw_passwd.pw_name, name) == 0)
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|| (search == _PW_KEYBYUID && _pw_passwd.pw_uid == uid)) {
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rval = NS_SUCCESS;
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break;
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}
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if(s == 1) /* inside netgroup */
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goto pwnam_netgrp;
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continue;
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}
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__pwproto = (struct passwd *)NULL;
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if (!_pw_stayopen) {
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(void)(_pw_db->close)(_pw_db);
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