1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
24*0Sstevel@tonic-gate  * Use is subject to license terms.
25*0Sstevel@tonic-gate  */
26*0Sstevel@tonic-gate 
27*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
28*0Sstevel@tonic-gate 
29*0Sstevel@tonic-gate #include <sys/types.h>
30*0Sstevel@tonic-gate #include <stdio.h>
31*0Sstevel@tonic-gate #include <string.h>
32*0Sstevel@tonic-gate #include <stdlib.h>
33*0Sstevel@tonic-gate #include <nss_dbdefs.h>
34*0Sstevel@tonic-gate #include <prof_attr.h>
35*0Sstevel@tonic-gate #include <getxby_door.h>
36*0Sstevel@tonic-gate #include <sys/mman.h>
37*0Sstevel@tonic-gate 
38*0Sstevel@tonic-gate 
39*0Sstevel@tonic-gate /* Externs from libnsl */
40*0Sstevel@tonic-gate extern profstr_t *_getprofnam(const char *, profstr_t *, char *, int, int *);
41*0Sstevel@tonic-gate extern profstr_t *_getprofattr(profstr_t *, char *, int, int *);
42*0Sstevel@tonic-gate extern void _setprofattr(void);
43*0Sstevel@tonic-gate extern void _endprofattr(void);
44*0Sstevel@tonic-gate 
45*0Sstevel@tonic-gate static profattr_t *profstr2attr(profstr_t *);
46*0Sstevel@tonic-gate static profstr_t *process_getprof(profstr_t *, char *, int, nsc_data_t *);
47*0Sstevel@tonic-gate 
48*0Sstevel@tonic-gate 
49*0Sstevel@tonic-gate profattr_t *
50*0Sstevel@tonic-gate getprofattr()
51*0Sstevel@tonic-gate {
52*0Sstevel@tonic-gate 	int		err = 0;
53*0Sstevel@tonic-gate 	char		buf[NSS_BUFLEN_PROFATTR];
54*0Sstevel@tonic-gate 	profstr_t	prof;
55*0Sstevel@tonic-gate 	profstr_t	*tmp;
56*0Sstevel@tonic-gate 
57*0Sstevel@tonic-gate 	tmp = _getprofattr(&prof, buf, NSS_BUFLEN_PROFATTR, &err);
58*0Sstevel@tonic-gate 	return (profstr2attr(tmp));
59*0Sstevel@tonic-gate }
60*0Sstevel@tonic-gate 
61*0Sstevel@tonic-gate 
62*0Sstevel@tonic-gate profattr_t *
63*0Sstevel@tonic-gate getprofnam(const char *name)
64*0Sstevel@tonic-gate {
65*0Sstevel@tonic-gate 	int		err = 0;
66*0Sstevel@tonic-gate 	int		ndata = 0;
67*0Sstevel@tonic-gate 	int		adata = 0;
68*0Sstevel@tonic-gate 	char		buf[NSS_BUFLEN_PROFATTR];
69*0Sstevel@tonic-gate 	profstr_t	prof;
70*0Sstevel@tonic-gate 	union {
71*0Sstevel@tonic-gate 		nsc_data_t 	s_d;
72*0Sstevel@tonic-gate 		char		s_b[1024];
73*0Sstevel@tonic-gate 	} space;
74*0Sstevel@tonic-gate 	nsc_data_t	*sptr = (nsc_data_t *)NULL;
75*0Sstevel@tonic-gate 	profstr_t	*resptr = (profstr_t *)NULL;
76*0Sstevel@tonic-gate 
77*0Sstevel@tonic-gate 	(void) memset(&prof, 0, sizeof (profstr_t));
78*0Sstevel@tonic-gate 
79*0Sstevel@tonic-gate #ifdef	PIC
80*0Sstevel@tonic-gate 	(void) memset(&space, 0, sizeof (space));
81*0Sstevel@tonic-gate 
82*0Sstevel@tonic-gate 	if ((name == NULL) ||
83*0Sstevel@tonic-gate 	    (strlen(name) >= (sizeof (space) - sizeof (nsc_data_t)))) {
84*0Sstevel@tonic-gate 		errno = ERANGE;
85*0Sstevel@tonic-gate 		return ((profattr_t *)NULL);
86*0Sstevel@tonic-gate 	}
87*0Sstevel@tonic-gate 	ndata = sizeof (space);
88*0Sstevel@tonic-gate 	adata = strlen(name) + sizeof (nsc_call_t) + 1;
89*0Sstevel@tonic-gate 	space.s_d.nsc_call.nsc_callnumber = GETPROFNAM;
90*0Sstevel@tonic-gate 	(void) strcpy(space.s_d.nsc_call.nsc_u.name, name);
91*0Sstevel@tonic-gate 	sptr = &space.s_d;
92*0Sstevel@tonic-gate 
93*0Sstevel@tonic-gate 	switch (_nsc_trydoorcall(&sptr, &ndata, &adata)) {
94*0Sstevel@tonic-gate 	case SUCCESS:	/* positive cache hit */
95*0Sstevel@tonic-gate 		break;
96*0Sstevel@tonic-gate 	case NOTFOUND:	/* negative cache hit */
97*0Sstevel@tonic-gate 		return ((profattr_t *)NULL);
98*0Sstevel@tonic-gate 	default:
99*0Sstevel@tonic-gate 		(void) memset(&prof, 0, sizeof (profattr_t));
100*0Sstevel@tonic-gate 		resptr = _getprofnam(name, &prof, buf,
101*0Sstevel@tonic-gate 		    NSS_BUFLEN_PROFATTR, &err);
102*0Sstevel@tonic-gate 		return (profstr2attr(resptr));
103*0Sstevel@tonic-gate 	}
104*0Sstevel@tonic-gate 	resptr = process_getprof(&prof, buf, NSS_BUFLEN_PROFATTR, sptr);
105*0Sstevel@tonic-gate 
106*0Sstevel@tonic-gate 	/*
107*0Sstevel@tonic-gate 	 * check if doors reallocated the memory underneath us
108*0Sstevel@tonic-gate 	 * if they did munmap it or suffer a memory leak
109*0Sstevel@tonic-gate 	 */
110*0Sstevel@tonic-gate 	if (sptr != &space.s_d)
111*0Sstevel@tonic-gate 		(void) munmap((void *)sptr, ndata);
112*0Sstevel@tonic-gate #else	/* !PIC */
113*0Sstevel@tonic-gate 	resptr = _getprofnam(name, &prof, buf, NSS_BUFLEN_PROFATTR, &err);
114*0Sstevel@tonic-gate #endif	/* PIC */
115*0Sstevel@tonic-gate 
116*0Sstevel@tonic-gate 	return (profstr2attr(resptr));
117*0Sstevel@tonic-gate 
118*0Sstevel@tonic-gate }
119*0Sstevel@tonic-gate 
120*0Sstevel@tonic-gate 
121*0Sstevel@tonic-gate void
122*0Sstevel@tonic-gate setprofattr()
123*0Sstevel@tonic-gate {
124*0Sstevel@tonic-gate 	_setprofattr();
125*0Sstevel@tonic-gate }
126*0Sstevel@tonic-gate 
127*0Sstevel@tonic-gate 
128*0Sstevel@tonic-gate void
129*0Sstevel@tonic-gate endprofattr()
130*0Sstevel@tonic-gate {
131*0Sstevel@tonic-gate 	_endprofattr();
132*0Sstevel@tonic-gate }
133*0Sstevel@tonic-gate 
134*0Sstevel@tonic-gate 
135*0Sstevel@tonic-gate void
136*0Sstevel@tonic-gate free_profattr(profattr_t *prof)
137*0Sstevel@tonic-gate {
138*0Sstevel@tonic-gate 	if (prof) {
139*0Sstevel@tonic-gate 		free(prof->name);
140*0Sstevel@tonic-gate 		free(prof->res1);
141*0Sstevel@tonic-gate 		free(prof->res2);
142*0Sstevel@tonic-gate 		free(prof->desc);
143*0Sstevel@tonic-gate 		_kva_free(prof->attr);
144*0Sstevel@tonic-gate 		free(prof);
145*0Sstevel@tonic-gate 	}
146*0Sstevel@tonic-gate }
147*0Sstevel@tonic-gate 
148*0Sstevel@tonic-gate 
149*0Sstevel@tonic-gate static profattr_t *
150*0Sstevel@tonic-gate profstr2attr(profstr_t *prof)
151*0Sstevel@tonic-gate {
152*0Sstevel@tonic-gate 	profattr_t *newprof;
153*0Sstevel@tonic-gate 
154*0Sstevel@tonic-gate 	if (prof == NULL)
155*0Sstevel@tonic-gate 		return ((profattr_t *)NULL);
156*0Sstevel@tonic-gate 
157*0Sstevel@tonic-gate 	if ((newprof = (profattr_t *)malloc(sizeof (profattr_t))) == NULL)
158*0Sstevel@tonic-gate 		return ((profattr_t *)NULL);
159*0Sstevel@tonic-gate 
160*0Sstevel@tonic-gate 	newprof->name = _do_unescape(prof->name);
161*0Sstevel@tonic-gate 	newprof->res1 = _do_unescape(prof->res1);
162*0Sstevel@tonic-gate 	newprof->res2 = _do_unescape(prof->res2);
163*0Sstevel@tonic-gate 	newprof->desc = _do_unescape(prof->desc);
164*0Sstevel@tonic-gate 	newprof->attr = _str2kva(prof->attr, KV_ASSIGN, KV_DELIMITER);
165*0Sstevel@tonic-gate 	return (newprof);
166*0Sstevel@tonic-gate }
167*0Sstevel@tonic-gate 
168*0Sstevel@tonic-gate 
169*0Sstevel@tonic-gate static profstr_t *
170*0Sstevel@tonic-gate process_getprof(
171*0Sstevel@tonic-gate 	profstr_t *result,
172*0Sstevel@tonic-gate 	char *buffer,
173*0Sstevel@tonic-gate 	int buflen,
174*0Sstevel@tonic-gate 	nsc_data_t *sptr)
175*0Sstevel@tonic-gate {
176*0Sstevel@tonic-gate 	char *fixed;
177*0Sstevel@tonic-gate #ifdef	_LP64
178*0Sstevel@tonic-gate 	profstr_t prof64;
179*0Sstevel@tonic-gate 
180*0Sstevel@tonic-gate 	fixed = (char *)(((uintptr_t)buffer + 7) & ~7);
181*0Sstevel@tonic-gate #else
182*0Sstevel@tonic-gate 	fixed = (char *)(((uintptr_t)buffer + 3) & ~3);
183*0Sstevel@tonic-gate #endif
184*0Sstevel@tonic-gate 	buflen -= fixed - buffer;
185*0Sstevel@tonic-gate 	buffer = fixed;
186*0Sstevel@tonic-gate 
187*0Sstevel@tonic-gate 	if (sptr->nsc_ret.nsc_return_code != SUCCESS)
188*0Sstevel@tonic-gate 		return ((profstr_t *)NULL);
189*0Sstevel@tonic-gate 
190*0Sstevel@tonic-gate #ifdef	_LP64
191*0Sstevel@tonic-gate 	if (sptr->nsc_ret.nsc_bufferbytesused - (int)sizeof (profstr32_t)
192*0Sstevel@tonic-gate 	    > buflen)
193*0Sstevel@tonic-gate #else
194*0Sstevel@tonic-gate 	if (sptr->nsc_ret.nsc_bufferbytesused - (int)sizeof (profstr_t)
195*0Sstevel@tonic-gate 	    > buflen)
196*0Sstevel@tonic-gate #endif
197*0Sstevel@tonic-gate 	{
198*0Sstevel@tonic-gate 		errno = ERANGE;
199*0Sstevel@tonic-gate 		return ((profstr_t *)NULL);
200*0Sstevel@tonic-gate 	}
201*0Sstevel@tonic-gate 
202*0Sstevel@tonic-gate #ifdef	_LP64
203*0Sstevel@tonic-gate 	(void) memcpy(buffer, (sptr->nsc_ret.nsc_u.buff + sizeof (profstr32_t)),
204*0Sstevel@tonic-gate 	    (sptr->nsc_ret.nsc_bufferbytesused - sizeof (profstr32_t)));
205*0Sstevel@tonic-gate 	prof64.name = (char *)(sptr->nsc_ret.nsc_u.prof.name +
206*0Sstevel@tonic-gate 	    (uintptr_t)buffer);
207*0Sstevel@tonic-gate 	prof64.res1 = (char *)(sptr->nsc_ret.nsc_u.prof.res1 +
208*0Sstevel@tonic-gate 	    (uintptr_t)buffer);
209*0Sstevel@tonic-gate 	prof64.res2 = (char *)(sptr->nsc_ret.nsc_u.prof.res2 +
210*0Sstevel@tonic-gate 	    (uintptr_t)buffer);
211*0Sstevel@tonic-gate 	prof64.desc = (char *)(sptr->nsc_ret.nsc_u.prof.desc +
212*0Sstevel@tonic-gate 	    (uintptr_t)buffer);
213*0Sstevel@tonic-gate 	prof64.attr = (char *)(sptr->nsc_ret.nsc_u.prof.attr +
214*0Sstevel@tonic-gate 	    (uintptr_t)buffer);
215*0Sstevel@tonic-gate 	*result = prof64;
216*0Sstevel@tonic-gate #else
217*0Sstevel@tonic-gate 	sptr->nsc_ret.nsc_u.prof.name += (uintptr_t)buffer;
218*0Sstevel@tonic-gate 	sptr->nsc_ret.nsc_u.prof.res1 += (uintptr_t)buffer;
219*0Sstevel@tonic-gate 	sptr->nsc_ret.nsc_u.prof.res2 += (uintptr_t)buffer;
220*0Sstevel@tonic-gate 	sptr->nsc_ret.nsc_u.prof.desc += (uintptr_t)buffer;
221*0Sstevel@tonic-gate 	sptr->nsc_ret.nsc_u.prof.attr += (uintptr_t)buffer;
222*0Sstevel@tonic-gate 	*result = sptr->nsc_ret.nsc_u.prof;
223*0Sstevel@tonic-gate 	(void) memcpy(buffer, (sptr->nsc_ret.nsc_u.buff + sizeof (profstr_t)),
224*0Sstevel@tonic-gate 	    (sptr->nsc_ret.nsc_bufferbytesused - sizeof (profstr_t)));
225*0Sstevel@tonic-gate #endif
226*0Sstevel@tonic-gate 	return (result);
227*0Sstevel@tonic-gate }
228*0Sstevel@tonic-gate 
229*0Sstevel@tonic-gate 
230*0Sstevel@tonic-gate /*
231*0Sstevel@tonic-gate  * Given a profile name, gets the list of profiles found from
232*0Sstevel@tonic-gate  * the whole hierarchy, using the given profile as root
233*0Sstevel@tonic-gate  */
234*0Sstevel@tonic-gate void
235*0Sstevel@tonic-gate getproflist(const char *profileName, char **profArray, int *profcnt)
236*0Sstevel@tonic-gate {
237*0Sstevel@tonic-gate 	profattr_t	*profattr;
238*0Sstevel@tonic-gate 	char		*subprofiles, *lasts, *profname;
239*0Sstevel@tonic-gate 	int		i;
240*0Sstevel@tonic-gate 
241*0Sstevel@tonic-gate 	/* Check if this is a duplicate */
242*0Sstevel@tonic-gate 	for (i = 0; i < *profcnt; i++) {
243*0Sstevel@tonic-gate 		if (strcmp(profileName, profArray[i]) == 0) {
244*0Sstevel@tonic-gate 			/* It's a duplicate, don't need to do anything */
245*0Sstevel@tonic-gate 			return;
246*0Sstevel@tonic-gate 		}
247*0Sstevel@tonic-gate 	}
248*0Sstevel@tonic-gate 
249*0Sstevel@tonic-gate 	profArray[*profcnt] = strdup(profileName);
250*0Sstevel@tonic-gate 	*profcnt = *profcnt + 1;
251*0Sstevel@tonic-gate 
252*0Sstevel@tonic-gate 	profattr = getprofnam(profileName);
253*0Sstevel@tonic-gate 	if (profattr == NULL) {
254*0Sstevel@tonic-gate 		return;
255*0Sstevel@tonic-gate 	}
256*0Sstevel@tonic-gate 
257*0Sstevel@tonic-gate 	if (profattr->attr == NULL) {
258*0Sstevel@tonic-gate 		free_profattr(profattr);
259*0Sstevel@tonic-gate 		return;
260*0Sstevel@tonic-gate 	}
261*0Sstevel@tonic-gate 
262*0Sstevel@tonic-gate 	subprofiles = kva_match(profattr->attr, PROFATTR_PROFS_KW);
263*0Sstevel@tonic-gate 	if (subprofiles == NULL) {
264*0Sstevel@tonic-gate 		free_profattr(profattr);
265*0Sstevel@tonic-gate 		return;
266*0Sstevel@tonic-gate 	}
267*0Sstevel@tonic-gate 
268*0Sstevel@tonic-gate 	/* get execattr from each subprofiles */
269*0Sstevel@tonic-gate 	for (profname = (char *)strtok_r(subprofiles, ",", &lasts);
270*0Sstevel@tonic-gate 	    profname != NULL;
271*0Sstevel@tonic-gate 	    profname = (char *)strtok_r(NULL, ",", &lasts)) {
272*0Sstevel@tonic-gate 			getproflist(profname, profArray, profcnt);
273*0Sstevel@tonic-gate 	}
274*0Sstevel@tonic-gate 	free_profattr(profattr);
275*0Sstevel@tonic-gate }
276*0Sstevel@tonic-gate 
277*0Sstevel@tonic-gate void
278*0Sstevel@tonic-gate free_proflist(char **profArray, int profcnt)
279*0Sstevel@tonic-gate {
280*0Sstevel@tonic-gate 	int i;
281*0Sstevel@tonic-gate 	for (i = 0; i < profcnt; i++) {
282*0Sstevel@tonic-gate 		free(profArray[i]);
283*0Sstevel@tonic-gate 	}
284*0Sstevel@tonic-gate }
285*0Sstevel@tonic-gate 
286*0Sstevel@tonic-gate 
287*0Sstevel@tonic-gate #ifdef DEBUG
288*0Sstevel@tonic-gate void
289*0Sstevel@tonic-gate print_profattr(profattr_t *prof)
290*0Sstevel@tonic-gate {
291*0Sstevel@tonic-gate 	extern void print_kva(kva_t *);
292*0Sstevel@tonic-gate 	char *empty = "empty";
293*0Sstevel@tonic-gate 
294*0Sstevel@tonic-gate 	if (prof == NULL) {
295*0Sstevel@tonic-gate 		printf("NULL\n");
296*0Sstevel@tonic-gate 		return;
297*0Sstevel@tonic-gate 	}
298*0Sstevel@tonic-gate 
299*0Sstevel@tonic-gate 	printf("name=%s\n", prof->name ? prof->name : empty);
300*0Sstevel@tonic-gate 	printf("res1=%s\n", prof->res1 ? prof->res1 : empty);
301*0Sstevel@tonic-gate 	printf("res2=%s\n", prof->res2 ? prof->res2 : empty);
302*0Sstevel@tonic-gate 	printf("desc=%s\n", prof->desc ? prof->desc : empty);
303*0Sstevel@tonic-gate 	printf("attr=\n");
304*0Sstevel@tonic-gate 	print_kva(prof->attr);
305*0Sstevel@tonic-gate 	fflush(stdout);
306*0Sstevel@tonic-gate }
307*0Sstevel@tonic-gate #endif  /* DEBUG */
308