10Sstevel@tonic-gate /*
20Sstevel@tonic-gate * CDDL HEADER START
30Sstevel@tonic-gate *
40Sstevel@tonic-gate * The contents of this file are subject to the terms of the
52830Sdjl * Common Development and Distribution License (the "License").
62830Sdjl * You may not use this file except in compliance with the License.
70Sstevel@tonic-gate *
80Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
90Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
100Sstevel@tonic-gate * See the License for the specific language governing permissions
110Sstevel@tonic-gate * and limitations under the License.
120Sstevel@tonic-gate *
130Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
140Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
150Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
160Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
170Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
180Sstevel@tonic-gate *
190Sstevel@tonic-gate * CDDL HEADER END
200Sstevel@tonic-gate */
210Sstevel@tonic-gate /*
22*10020SJoep.Vesseur@Sun.COM * Copyright 2009 Sun Microsystems, Inc. All rights reserved.
230Sstevel@tonic-gate * Use is subject to license terms.
240Sstevel@tonic-gate */
250Sstevel@tonic-gate
260Sstevel@tonic-gate #include "mt.h"
270Sstevel@tonic-gate #include <stdio.h>
280Sstevel@tonic-gate #include <stdlib.h>
290Sstevel@tonic-gate #include <sys/types.h>
300Sstevel@tonic-gate #include <nss_dbdefs.h>
310Sstevel@tonic-gate #include <string.h>
320Sstevel@tonic-gate #include <strings.h>
330Sstevel@tonic-gate #include <sys/systeminfo.h>
340Sstevel@tonic-gate #include <thread.h>
350Sstevel@tonic-gate #include <synch.h>
360Sstevel@tonic-gate #include <nsswitch.h>
370Sstevel@tonic-gate #include <prof_attr.h>
380Sstevel@tonic-gate #include <exec_attr.h>
390Sstevel@tonic-gate
400Sstevel@tonic-gate /* externs from libc */
410Sstevel@tonic-gate extern void _nss_db_state_destr(struct nss_db_state *);
420Sstevel@tonic-gate
430Sstevel@tonic-gate /* externs from parse.c */
440Sstevel@tonic-gate extern char *_strtok_escape(char *, char *, char **);
450Sstevel@tonic-gate extern char *_strdup_null(char *);
460Sstevel@tonic-gate /* extern from getprofattr.c */
470Sstevel@tonic-gate extern int str2profattr(const char *, int, void *, char *, int);
480Sstevel@tonic-gate
490Sstevel@tonic-gate char *_exec_wild_id(char *, const char *);
500Sstevel@tonic-gate execstr_t *_dup_execstr(execstr_t *);
510Sstevel@tonic-gate void _free_execstr(execstr_t *);
520Sstevel@tonic-gate
530Sstevel@tonic-gate static char *_nsw_search_path = NULL;
540Sstevel@tonic-gate
550Sstevel@tonic-gate /*
560Sstevel@tonic-gate * Unsynchronized, but it affects only efficiency, not correctness
570Sstevel@tonic-gate */
580Sstevel@tonic-gate
590Sstevel@tonic-gate static DEFINE_NSS_DB_ROOT(exec_root);
600Sstevel@tonic-gate static DEFINE_NSS_GETENT(context);
610Sstevel@tonic-gate
620Sstevel@tonic-gate void
_nss_initf_execattr(nss_db_params_t * p)630Sstevel@tonic-gate _nss_initf_execattr(nss_db_params_t *p)
640Sstevel@tonic-gate {
650Sstevel@tonic-gate p->name = NSS_DBNAM_EXECATTR;
660Sstevel@tonic-gate p->config_name = NSS_DBNAM_PROFATTR; /* use config for "prof_attr" */
670Sstevel@tonic-gate }
680Sstevel@tonic-gate
690Sstevel@tonic-gate void
_nsw_initf_execattr(nss_db_params_t * p)700Sstevel@tonic-gate _nsw_initf_execattr(nss_db_params_t *p)
710Sstevel@tonic-gate {
720Sstevel@tonic-gate p->name = NSS_DBNAM_EXECATTR;
730Sstevel@tonic-gate p->flags |= NSS_USE_DEFAULT_CONFIG;
740Sstevel@tonic-gate p->default_config = _nsw_search_path;
750Sstevel@tonic-gate }
760Sstevel@tonic-gate
770Sstevel@tonic-gate void
_nsw_initf_profattr(nss_db_params_t * p)780Sstevel@tonic-gate _nsw_initf_profattr(nss_db_params_t *p)
790Sstevel@tonic-gate {
800Sstevel@tonic-gate p->name = NSS_DBNAM_PROFATTR;
810Sstevel@tonic-gate p->flags |= NSS_USE_DEFAULT_CONFIG;
820Sstevel@tonic-gate p->default_config = _nsw_search_path;
830Sstevel@tonic-gate }
840Sstevel@tonic-gate
850Sstevel@tonic-gate /*
860Sstevel@tonic-gate * Return values: 0 = success, 1 = parse error, 2 = erange ... The structure
870Sstevel@tonic-gate * pointer passed in is a structure in the caller's space wherein the field
880Sstevel@tonic-gate * pointers would be set to areas in the buffer if need be. instring and buffer
890Sstevel@tonic-gate * should be separate areas.
900Sstevel@tonic-gate */
910Sstevel@tonic-gate int
str2execattr(const char * instr,int lenstr,void * ent,char * buffer,int buflen)920Sstevel@tonic-gate str2execattr(const char *instr, int lenstr, void *ent, char *buffer, int buflen)
930Sstevel@tonic-gate {
94132Srobinson char *last = NULL;
950Sstevel@tonic-gate char *sep = KV_TOKEN_DELIMIT;
960Sstevel@tonic-gate execstr_t *exec = (execstr_t *)ent;
970Sstevel@tonic-gate
98132Srobinson if (lenstr >= buflen)
990Sstevel@tonic-gate return (NSS_STR_PARSE_ERANGE);
1002830Sdjl
1012830Sdjl if (instr != buffer)
1022830Sdjl (void) strncpy(buffer, instr, buflen);
1032830Sdjl
1040Sstevel@tonic-gate /*
1050Sstevel@tonic-gate * Remove newline that nis (yp_match) puts at the
1060Sstevel@tonic-gate * end of the entry it retrieves from the map.
1070Sstevel@tonic-gate */
1080Sstevel@tonic-gate if (buffer[lenstr] == '\n') {
1090Sstevel@tonic-gate buffer[lenstr] = '\0';
1100Sstevel@tonic-gate }
1110Sstevel@tonic-gate
1122830Sdjl /* quick exit do not entry fill if not needed */
1132830Sdjl if (ent == (void *)NULL)
1142830Sdjl return (NSS_STR_PARSE_SUCCESS);
1152830Sdjl
1160Sstevel@tonic-gate exec->name = _strtok_escape(buffer, sep, &last);
1170Sstevel@tonic-gate exec->policy = _strtok_escape(NULL, sep, &last);
1180Sstevel@tonic-gate exec->type = _strtok_escape(NULL, sep, &last);
1190Sstevel@tonic-gate exec->res1 = _strtok_escape(NULL, sep, &last);
1200Sstevel@tonic-gate exec->res2 = _strtok_escape(NULL, sep, &last);
1210Sstevel@tonic-gate exec->id = _strtok_escape(NULL, sep, &last);
1220Sstevel@tonic-gate exec->attr = _strtok_escape(NULL, sep, &last);
123132Srobinson exec->next = NULL;
1240Sstevel@tonic-gate
1250Sstevel@tonic-gate return (NSS_STR_PARSE_SUCCESS);
1260Sstevel@tonic-gate }
1270Sstevel@tonic-gate
1280Sstevel@tonic-gate
1290Sstevel@tonic-gate void
_setexecattr(void)1300Sstevel@tonic-gate _setexecattr(void)
1310Sstevel@tonic-gate {
1320Sstevel@tonic-gate nss_setent(&exec_root, _nss_initf_execattr, &context);
1330Sstevel@tonic-gate }
1340Sstevel@tonic-gate
1350Sstevel@tonic-gate
1360Sstevel@tonic-gate void
_endexecattr(void)1370Sstevel@tonic-gate _endexecattr(void)
1380Sstevel@tonic-gate {
1390Sstevel@tonic-gate nss_endent(&exec_root, _nss_initf_execattr, &context);
1400Sstevel@tonic-gate nss_delete(&exec_root);
1410Sstevel@tonic-gate }
1420Sstevel@tonic-gate
1430Sstevel@tonic-gate
1440Sstevel@tonic-gate execstr_t *
_getexecattr(execstr_t * result,char * buffer,int buflen,int * errnop)1450Sstevel@tonic-gate _getexecattr(execstr_t *result, char *buffer, int buflen, int *errnop)
1460Sstevel@tonic-gate {
1470Sstevel@tonic-gate nss_status_t res;
1480Sstevel@tonic-gate nss_XbyY_args_t arg;
1490Sstevel@tonic-gate
1500Sstevel@tonic-gate NSS_XbyY_INIT(&arg, result, buffer, buflen, str2execattr);
1510Sstevel@tonic-gate res = nss_getent(&exec_root, _nss_initf_execattr, &context, &arg);
1520Sstevel@tonic-gate arg.status = res;
1530Sstevel@tonic-gate *errnop = arg.h_errno;
1540Sstevel@tonic-gate
1550Sstevel@tonic-gate return ((execstr_t *)NSS_XbyY_FINI(&arg));
1560Sstevel@tonic-gate }
1570Sstevel@tonic-gate
1580Sstevel@tonic-gate execstr_t *
_getexecprof(char * name,char * type,char * id,int search_flag,execstr_t * result,char * buffer,int buflen,int * errnop)1590Sstevel@tonic-gate _getexecprof(char *name,
1600Sstevel@tonic-gate char *type,
1610Sstevel@tonic-gate char *id,
1620Sstevel@tonic-gate int search_flag,
1630Sstevel@tonic-gate execstr_t *result,
1640Sstevel@tonic-gate char *buffer,
1650Sstevel@tonic-gate int buflen,
1660Sstevel@tonic-gate int *errnop)
1670Sstevel@tonic-gate {
1680Sstevel@tonic-gate int getby_flag;
1690Sstevel@tonic-gate char policy_buf[BUFSIZ];
170132Srobinson const char *empty = NULL;
1710Sstevel@tonic-gate nss_status_t res = NSS_NOTFOUND;
1720Sstevel@tonic-gate nss_XbyY_args_t arg;
1730Sstevel@tonic-gate _priv_execattr _priv_exec;
1740Sstevel@tonic-gate static mutex_t _nsw_exec_lock = DEFAULTMUTEX;
1750Sstevel@tonic-gate
1760Sstevel@tonic-gate NSS_XbyY_INIT(&arg, result, buffer, buflen, str2execattr);
1770Sstevel@tonic-gate
1780Sstevel@tonic-gate _priv_exec.name = (name == NULL) ? empty : (const char *)name;
1790Sstevel@tonic-gate _priv_exec.type = (type == NULL) ? empty : (const char *)type;
1800Sstevel@tonic-gate _priv_exec.id = (id == NULL) ? empty : (const char *)id;
1810Sstevel@tonic-gate #ifdef SI_SECPOLICY
1820Sstevel@tonic-gate if (sysinfo(SI_SECPOLICY, policy_buf, BUFSIZ) == -1)
1830Sstevel@tonic-gate #endif /* SI_SECPOLICY */
184132Srobinson (void) strncpy(policy_buf, DEFAULT_POLICY, BUFSIZ);
1850Sstevel@tonic-gate
1860Sstevel@tonic-gate retry_policy:
187*10020SJoep.Vesseur@Sun.COM _priv_exec.policy = IS_SEARCH_ALL(search_flag) ? empty : policy_buf;
1880Sstevel@tonic-gate _priv_exec.search_flag = search_flag;
189132Srobinson _priv_exec.head_exec = NULL;
190132Srobinson _priv_exec.prev_exec = NULL;
1910Sstevel@tonic-gate
1920Sstevel@tonic-gate if ((name != NULL) && (id != NULL)) {
1930Sstevel@tonic-gate getby_flag = NSS_DBOP_EXECATTR_BYNAMEID;
1940Sstevel@tonic-gate } else if (name != NULL) {
1950Sstevel@tonic-gate getby_flag = NSS_DBOP_EXECATTR_BYNAME;
1960Sstevel@tonic-gate } else if (id != NULL) {
1970Sstevel@tonic-gate getby_flag = NSS_DBOP_EXECATTR_BYID;
1980Sstevel@tonic-gate }
1990Sstevel@tonic-gate
2000Sstevel@tonic-gate arg.key.attrp = &(_priv_exec);
2010Sstevel@tonic-gate
2020Sstevel@tonic-gate switch (getby_flag) {
2030Sstevel@tonic-gate case NSS_DBOP_EXECATTR_BYID:
2040Sstevel@tonic-gate res = nss_search(&exec_root, _nss_initf_execattr, getby_flag,
2050Sstevel@tonic-gate &arg);
2060Sstevel@tonic-gate break;
2070Sstevel@tonic-gate case NSS_DBOP_EXECATTR_BYNAMEID:
2080Sstevel@tonic-gate case NSS_DBOP_EXECATTR_BYNAME:
2090Sstevel@tonic-gate {
2100Sstevel@tonic-gate char pbuf[NSS_BUFLEN_PROFATTR];
2110Sstevel@tonic-gate profstr_t prof;
2120Sstevel@tonic-gate nss_status_t pres;
2130Sstevel@tonic-gate nss_XbyY_args_t parg;
2140Sstevel@tonic-gate enum __nsw_parse_err pserr;
2150Sstevel@tonic-gate struct __nsw_lookup *lookups = NULL;
2160Sstevel@tonic-gate struct __nsw_switchconfig *conf = NULL;
2170Sstevel@tonic-gate
2180Sstevel@tonic-gate if (conf = __nsw_getconfig(NSS_DBNAM_PROFATTR, &pserr))
2190Sstevel@tonic-gate if ((lookups = conf->lookups) == NULL)
2200Sstevel@tonic-gate goto out;
2210Sstevel@tonic-gate NSS_XbyY_INIT(&parg, &prof, pbuf, NSS_BUFLEN_PROFATTR,
2220Sstevel@tonic-gate str2profattr);
2230Sstevel@tonic-gate parg.key.name = name;
2240Sstevel@tonic-gate do {
2250Sstevel@tonic-gate /*
2260Sstevel@tonic-gate * search the exec_attr entry only in the scope
2270Sstevel@tonic-gate * that we find the profile in.
2280Sstevel@tonic-gate * if conf = NULL, search in local files only,
2290Sstevel@tonic-gate * as we were not able to read nsswitch.conf.
2300Sstevel@tonic-gate */
2310Sstevel@tonic-gate DEFINE_NSS_DB_ROOT(prof_root);
2320Sstevel@tonic-gate if (mutex_lock(&_nsw_exec_lock) != 0)
2330Sstevel@tonic-gate goto out;
2340Sstevel@tonic-gate _nsw_search_path = (conf == NULL)
2350Sstevel@tonic-gate ? NSS_FILES_ONLY
2360Sstevel@tonic-gate : lookups->service_name;
2370Sstevel@tonic-gate pres = nss_search(&prof_root,
2380Sstevel@tonic-gate _nsw_initf_profattr,
2390Sstevel@tonic-gate NSS_DBOP_PROFATTR_BYNAME, &parg);
2400Sstevel@tonic-gate if (pres == NSS_SUCCESS) {
2410Sstevel@tonic-gate DEFINE_NSS_DB_ROOT(pexec_root);
2420Sstevel@tonic-gate res = nss_search(&pexec_root,
2430Sstevel@tonic-gate _nsw_initf_execattr, getby_flag,
2440Sstevel@tonic-gate &arg);
2452830Sdjl if (pexec_root.s != NULL)
2462830Sdjl _nss_db_state_destr(
247*10020SJoep.Vesseur@Sun.COM pexec_root.s);
2480Sstevel@tonic-gate }
2492830Sdjl if (prof_root.s != NULL)
2502830Sdjl _nss_db_state_destr(prof_root.s);
2510Sstevel@tonic-gate (void) mutex_unlock(&_nsw_exec_lock);
2520Sstevel@tonic-gate if ((pres == NSS_SUCCESS) || (conf == NULL))
2530Sstevel@tonic-gate break;
2540Sstevel@tonic-gate } while (lookups && (lookups = lookups->next));
2550Sstevel@tonic-gate }
2560Sstevel@tonic-gate break;
2570Sstevel@tonic-gate default:
2580Sstevel@tonic-gate break;
2590Sstevel@tonic-gate }
2600Sstevel@tonic-gate
2610Sstevel@tonic-gate out:
2620Sstevel@tonic-gate /*
2630Sstevel@tonic-gate * If we can't find an entry for the current default policy
2640Sstevel@tonic-gate * fall back to the old "suser" policy. The nameservice is
2650Sstevel@tonic-gate * shared between different OS releases.
2660Sstevel@tonic-gate */
267*10020SJoep.Vesseur@Sun.COM if (!IS_SEARCH_ALL(search_flag) &&
268*10020SJoep.Vesseur@Sun.COM (res == NSS_NOTFOUND && strcmp(policy_buf, DEFAULT_POLICY) == 0)) {
2690Sstevel@tonic-gate (void) strlcpy(policy_buf, SUSER_POLICY, BUFSIZ);
2700Sstevel@tonic-gate goto retry_policy;
2710Sstevel@tonic-gate }
2720Sstevel@tonic-gate
2730Sstevel@tonic-gate arg.status = res;
2740Sstevel@tonic-gate *errnop = res;
2750Sstevel@tonic-gate return ((execstr_t *)NSS_XbyY_FINI(&arg));
2760Sstevel@tonic-gate }
2770Sstevel@tonic-gate
2780Sstevel@tonic-gate
2790Sstevel@tonic-gate int
_doexeclist(nss_XbyY_args_t * argp)2800Sstevel@tonic-gate _doexeclist(nss_XbyY_args_t *argp)
2810Sstevel@tonic-gate {
2820Sstevel@tonic-gate int status = 1;
2830Sstevel@tonic-gate _priv_execattr *_priv_exec = (_priv_execattr *)(argp->key.attrp);
2840Sstevel@tonic-gate execstr_t *exec = (execstr_t *)((argp->buf.result));
2850Sstevel@tonic-gate
2860Sstevel@tonic-gate if (_priv_exec->head_exec == NULL) {
2870Sstevel@tonic-gate if (_priv_exec->head_exec = _dup_execstr(exec))
2880Sstevel@tonic-gate _priv_exec->prev_exec = _priv_exec->head_exec;
2890Sstevel@tonic-gate else
2900Sstevel@tonic-gate status = 0;
2910Sstevel@tonic-gate } else {
2920Sstevel@tonic-gate if (_priv_exec->prev_exec->next = _dup_execstr(exec))
2930Sstevel@tonic-gate _priv_exec->prev_exec = _priv_exec->prev_exec->next;
2940Sstevel@tonic-gate else
2950Sstevel@tonic-gate status = 0;
2960Sstevel@tonic-gate }
297132Srobinson (void) memset(argp->buf.buffer, NULL, argp->buf.buflen);
2980Sstevel@tonic-gate
2990Sstevel@tonic-gate return (status);
3000Sstevel@tonic-gate
3010Sstevel@tonic-gate }
3020Sstevel@tonic-gate
3030Sstevel@tonic-gate
3040Sstevel@tonic-gate /*
3050Sstevel@tonic-gate * Converts id to a wildcard string. e.g.:
3060Sstevel@tonic-gate * For type = KV_COMMAND: /usr/ccs/bin/what ---> /usr/ccs/bin/\* ---> \*
3070Sstevel@tonic-gate * For type = KV_ACTION: Dtfile;*;*;*;0 ---> *;*;*;*;*
3080Sstevel@tonic-gate *
3090Sstevel@tonic-gate * Returns NULL if id is already a wild-card.
3100Sstevel@tonic-gate */
3110Sstevel@tonic-gate char *
_exec_wild_id(char * id,const char * type)3120Sstevel@tonic-gate _exec_wild_id(char *id, const char *type)
3130Sstevel@tonic-gate {
3140Sstevel@tonic-gate char c_id = '/';
3150Sstevel@tonic-gate char *pchar = NULL;
3160Sstevel@tonic-gate
3170Sstevel@tonic-gate if ((id == NULL) || (type == NULL))
3180Sstevel@tonic-gate return (NULL);
3190Sstevel@tonic-gate
3200Sstevel@tonic-gate if (strcmp(type, KV_ACTION) == 0) {
3210Sstevel@tonic-gate return ((strcmp(id, KV_ACTION_WILDCARD) == 0) ? NULL :
3220Sstevel@tonic-gate KV_ACTION_WILDCARD);
3230Sstevel@tonic-gate } else if (strcmp(type, KV_COMMAND) == 0) {
3240Sstevel@tonic-gate if ((pchar = rindex(id, c_id)) == NULL)
3250Sstevel@tonic-gate /*
3260Sstevel@tonic-gate * id = \*
3270Sstevel@tonic-gate */
3280Sstevel@tonic-gate return (NULL);
3290Sstevel@tonic-gate else if (*(++pchar) == KV_WILDCHAR)
3300Sstevel@tonic-gate /*
3310Sstevel@tonic-gate * id = /usr/ccs/bin/\*
3320Sstevel@tonic-gate */
3330Sstevel@tonic-gate return (pchar);
3340Sstevel@tonic-gate /*
3350Sstevel@tonic-gate * id = /usr/ccs/bin/what
3360Sstevel@tonic-gate */
337132Srobinson (void) strcpy(pchar, KV_WILDCARD);
3380Sstevel@tonic-gate return (id);
3390Sstevel@tonic-gate }
3400Sstevel@tonic-gate
3410Sstevel@tonic-gate return (NULL);
3420Sstevel@tonic-gate
3430Sstevel@tonic-gate }
3440Sstevel@tonic-gate
3450Sstevel@tonic-gate
3460Sstevel@tonic-gate execstr_t *
_dup_execstr(execstr_t * old_exec)3470Sstevel@tonic-gate _dup_execstr(execstr_t *old_exec)
3480Sstevel@tonic-gate {
349132Srobinson execstr_t *new_exec = NULL;
3500Sstevel@tonic-gate
351132Srobinson if (old_exec == NULL)
352132Srobinson return (NULL);
353132Srobinson if ((new_exec = malloc(sizeof (execstr_t))) != NULL) {
3540Sstevel@tonic-gate new_exec->name = _strdup_null(old_exec->name);
3550Sstevel@tonic-gate new_exec->type = _strdup_null(old_exec->type);
3560Sstevel@tonic-gate new_exec->policy = _strdup_null(old_exec->policy);
3570Sstevel@tonic-gate new_exec->res1 = _strdup_null(old_exec->res1);
3580Sstevel@tonic-gate new_exec->res2 = _strdup_null(old_exec->res2);
3590Sstevel@tonic-gate new_exec->id = _strdup_null(old_exec->id);
3600Sstevel@tonic-gate new_exec->attr = _strdup_null(old_exec->attr);
3610Sstevel@tonic-gate new_exec->next = old_exec->next;
3620Sstevel@tonic-gate }
3630Sstevel@tonic-gate return (new_exec);
3640Sstevel@tonic-gate }
3650Sstevel@tonic-gate
3660Sstevel@tonic-gate void
_free_execstr(execstr_t * exec)3670Sstevel@tonic-gate _free_execstr(execstr_t *exec)
3680Sstevel@tonic-gate {
3690Sstevel@tonic-gate if (exec != NULL) {
3700Sstevel@tonic-gate free(exec->name);
3710Sstevel@tonic-gate free(exec->type);
3720Sstevel@tonic-gate free(exec->policy);
3730Sstevel@tonic-gate free(exec->res1);
3740Sstevel@tonic-gate free(exec->res2);
3750Sstevel@tonic-gate free(exec->id);
3760Sstevel@tonic-gate free(exec->attr);
3770Sstevel@tonic-gate _free_execstr(exec->next);
3780Sstevel@tonic-gate free(exec);
3790Sstevel@tonic-gate }
3800Sstevel@tonic-gate }
3810Sstevel@tonic-gate
3820Sstevel@tonic-gate void
_exec_cleanup(nss_status_t res,nss_XbyY_args_t * argp)3830Sstevel@tonic-gate _exec_cleanup(nss_status_t res, nss_XbyY_args_t *argp)
3840Sstevel@tonic-gate {
3850Sstevel@tonic-gate _priv_execattr *_priv_exec = (_priv_execattr *)(argp->key.attrp);
3860Sstevel@tonic-gate
3870Sstevel@tonic-gate if (res == NSS_SUCCESS) {
3880Sstevel@tonic-gate if (_priv_exec->head_exec != NULL) {
3890Sstevel@tonic-gate argp->buf.result = _priv_exec->head_exec;
3900Sstevel@tonic-gate argp->returnval = argp->buf.result;
3910Sstevel@tonic-gate }
3920Sstevel@tonic-gate } else {
3930Sstevel@tonic-gate if (_priv_exec->head_exec != NULL)
3940Sstevel@tonic-gate _free_execstr(_priv_exec->head_exec);
3950Sstevel@tonic-gate argp->returnval = NULL;
3960Sstevel@tonic-gate }
3970Sstevel@tonic-gate }
398