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 2003 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 <ctype.h> 30*0Sstevel@tonic-gate #include <netdb.h> 31*0Sstevel@tonic-gate #include "ns_internal.h" 32*0Sstevel@tonic-gate #include "ldap_common.h" 33*0Sstevel@tonic-gate 34*0Sstevel@tonic-gate /* services attributes filters */ 35*0Sstevel@tonic-gate #define _S_NAME "cn" 36*0Sstevel@tonic-gate #define _S_PORT "ipserviceport" 37*0Sstevel@tonic-gate #define _S_PROTOCOL "ipserviceprotocol" 38*0Sstevel@tonic-gate #define _F_GETSERVBYNAME "(&(objectClass=ipService)(cn=%s))" 39*0Sstevel@tonic-gate #define _F_GETSERVBYNAME_SSD "(&(%%s)(cn=%s))" 40*0Sstevel@tonic-gate #define _F_GETSERVBYNAMEPROTO \ 41*0Sstevel@tonic-gate "(&(objectClass=ipService)(cn=%s)(ipServiceProtocol=%s))" 42*0Sstevel@tonic-gate #define _F_GETSERVBYNAMEPROTO_SSD \ 43*0Sstevel@tonic-gate "(&(%%s)(cn=%s)(ipServiceProtocol=%s))" 44*0Sstevel@tonic-gate #define _F_GETSERVBYPORT "(&(objectClass=ipService)(ipServicePort=%ld))" 45*0Sstevel@tonic-gate #define _F_GETSERVBYPORT_SSD "(&(%%s)(ipServicePort=%ld))" 46*0Sstevel@tonic-gate #define _F_GETSERVBYPORTPROTO \ 47*0Sstevel@tonic-gate "(&(objectClass=ipService)(ipServicePort=%ld)(ipServiceProtocol=%s))" 48*0Sstevel@tonic-gate #define _F_GETSERVBYPORTPROTO_SSD \ 49*0Sstevel@tonic-gate "(&(%%s)(ipServicePort=%ld)(ipServiceProtocol=%s))" 50*0Sstevel@tonic-gate 51*0Sstevel@tonic-gate typedef struct _nss_services_cookie { 52*0Sstevel@tonic-gate int index; /* index of ipserviceprotocol */ 53*0Sstevel@tonic-gate char *cname; /* canonical name, don't free it */ 54*0Sstevel@tonic-gate ns_ldap_result_t *result; 55*0Sstevel@tonic-gate } _nss_services_cookie_t; 56*0Sstevel@tonic-gate 57*0Sstevel@tonic-gate static const char *services_attrs[] = { 58*0Sstevel@tonic-gate _S_NAME, 59*0Sstevel@tonic-gate _S_PORT, 60*0Sstevel@tonic-gate _S_PROTOCOL, 61*0Sstevel@tonic-gate (char *)NULL 62*0Sstevel@tonic-gate }; 63*0Sstevel@tonic-gate 64*0Sstevel@tonic-gate void 65*0Sstevel@tonic-gate _nss_services_cookie_free(void **ckP) { 66*0Sstevel@tonic-gate _nss_services_cookie_t **cookieP = (_nss_services_cookie_t **)ckP; 67*0Sstevel@tonic-gate if (cookieP && *cookieP) { 68*0Sstevel@tonic-gate if ((*cookieP)->result) 69*0Sstevel@tonic-gate (void) __ns_ldap_freeResult(&(*cookieP)->result); 70*0Sstevel@tonic-gate free(*cookieP); 71*0Sstevel@tonic-gate *cookieP = NULL; 72*0Sstevel@tonic-gate } 73*0Sstevel@tonic-gate } 74*0Sstevel@tonic-gate 75*0Sstevel@tonic-gate static _nss_services_cookie_t * 76*0Sstevel@tonic-gate _nss_services_cookie_new(ns_ldap_result_t *result, int index, char *cname) { 77*0Sstevel@tonic-gate 78*0Sstevel@tonic-gate _nss_services_cookie_t *cookie; 79*0Sstevel@tonic-gate 80*0Sstevel@tonic-gate if ((cookie = calloc(1, sizeof (*cookie))) == NULL) 81*0Sstevel@tonic-gate return (NULL); 82*0Sstevel@tonic-gate 83*0Sstevel@tonic-gate /* 84*0Sstevel@tonic-gate * result has been allocated either by __ns_ldap_firstEntry 85*0Sstevel@tonic-gate * or __ns_ldap_nextEntry. 86*0Sstevel@tonic-gate */ 87*0Sstevel@tonic-gate cookie->result = result; 88*0Sstevel@tonic-gate 89*0Sstevel@tonic-gate cookie->index = index; 90*0Sstevel@tonic-gate cookie->cname = cname; 91*0Sstevel@tonic-gate 92*0Sstevel@tonic-gate return (cookie); 93*0Sstevel@tonic-gate } 94*0Sstevel@tonic-gate 95*0Sstevel@tonic-gate /* 96*0Sstevel@tonic-gate * _nss_ldap_services2ent is the data marshaling method for the services 97*0Sstevel@tonic-gate * getXbyY * (e.g., getbyname(), getbyport(), getent()) backend processes. 98*0Sstevel@tonic-gate * This method is called after a successful ldap search has been performed. 99*0Sstevel@tonic-gate * This method will parse the ldap search values into *serv = (struct 100*0Sstevel@tonic-gate * servent *)argp->buf.result which the frontend process expects. Three error 101*0Sstevel@tonic-gate * conditions are expected and returned to nsswitch. 102*0Sstevel@tonic-gate * 103*0Sstevel@tonic-gate * In section 5.5 of RFC 2307, it specifies that a "services" LDAP entry 104*0Sstevel@tonic-gate * containing multiple ipserviceprotocol values should be able to be mapped 105*0Sstevel@tonic-gate * to multiple "services" entities. Code has been added to support 106*0Sstevel@tonic-gate * this one to many mapping feature. 107*0Sstevel@tonic-gate */ 108*0Sstevel@tonic-gate 109*0Sstevel@tonic-gate static int 110*0Sstevel@tonic-gate _nss_ldap_services2ent(ldap_backend_ptr be, nss_XbyY_args_t *argp) 111*0Sstevel@tonic-gate { 112*0Sstevel@tonic-gate int i, j, k; 113*0Sstevel@tonic-gate int nss_result; 114*0Sstevel@tonic-gate int buflen = (int)0; 115*0Sstevel@tonic-gate int firstime = (int)1; 116*0Sstevel@tonic-gate unsigned long len = 0L; 117*0Sstevel@tonic-gate char **mp, *cname = NULL, *protoval = NULL; 118*0Sstevel@tonic-gate char *buffer = (char *)NULL; 119*0Sstevel@tonic-gate char *ceiling = (char *)NULL; 120*0Sstevel@tonic-gate struct servent *serv = (struct servent *)NULL; 121*0Sstevel@tonic-gate ns_ldap_result_t *result; 122*0Sstevel@tonic-gate ns_ldap_attr_t *attrptr, *protocol = NULL; 123*0Sstevel@tonic-gate _nss_services_cookie_t *cookie = (_nss_services_cookie_t *) 124*0Sstevel@tonic-gate be->services_cookie; 125*0Sstevel@tonic-gate 126*0Sstevel@tonic-gate buffer = (char *)argp->buf.buffer; 127*0Sstevel@tonic-gate buflen = (size_t)argp->buf.buflen; 128*0Sstevel@tonic-gate serv = (struct servent *)argp->buf.result; 129*0Sstevel@tonic-gate ceiling = buffer + buflen; 130*0Sstevel@tonic-gate #ifdef DEBUG 131*0Sstevel@tonic-gate (void) fprintf(stderr, "[getservent.c: _nss_ldap_services2ent]\n"); 132*0Sstevel@tonic-gate #endif /* DEBUG */ 133*0Sstevel@tonic-gate 134*0Sstevel@tonic-gate if (cookie) { 135*0Sstevel@tonic-gate /* 136*0Sstevel@tonic-gate * getservent_r with multiple protocol values and the entry 137*0Sstevel@tonic-gate * is enumerated 2nd time or beyond 138*0Sstevel@tonic-gate */ 139*0Sstevel@tonic-gate result = cookie->result; 140*0Sstevel@tonic-gate cname = cookie->cname; 141*0Sstevel@tonic-gate } else { 142*0Sstevel@tonic-gate /* 143*0Sstevel@tonic-gate * getservbyname_r, getservbyport_r or 144*0Sstevel@tonic-gate * getservent_r with single protocol value or multiple values 145*0Sstevel@tonic-gate * and the entry is enumerated 1st time 146*0Sstevel@tonic-gate */ 147*0Sstevel@tonic-gate result = be->result; 148*0Sstevel@tonic-gate } 149*0Sstevel@tonic-gate 150*0Sstevel@tonic-gate nss_result = (int)NSS_STR_PARSE_SUCCESS; 151*0Sstevel@tonic-gate (void) memset(argp->buf.buffer, 0, buflen); 152*0Sstevel@tonic-gate 153*0Sstevel@tonic-gate attrptr = getattr(result, 0); 154*0Sstevel@tonic-gate if (attrptr == NULL) { 155*0Sstevel@tonic-gate nss_result = (int)NSS_STR_PARSE_PARSE; 156*0Sstevel@tonic-gate goto result_srvs2ent; 157*0Sstevel@tonic-gate } 158*0Sstevel@tonic-gate for (i = 0; i < result->entry->attr_count; i++) { 159*0Sstevel@tonic-gate attrptr = getattr(result, i); 160*0Sstevel@tonic-gate if (attrptr == NULL) { 161*0Sstevel@tonic-gate nss_result = (int)NSS_STR_PARSE_PARSE; 162*0Sstevel@tonic-gate goto result_srvs2ent; 163*0Sstevel@tonic-gate } 164*0Sstevel@tonic-gate if (strcasecmp(attrptr->attrname, _S_NAME) == 0) { 165*0Sstevel@tonic-gate for (j = 0; j < attrptr->value_count; j++) { 166*0Sstevel@tonic-gate if (firstime) { 167*0Sstevel@tonic-gate /* service name */ 168*0Sstevel@tonic-gate if (cname == NULL) { 169*0Sstevel@tonic-gate cname = __s_api_get_canonical_name( 170*0Sstevel@tonic-gate result->entry, attrptr, 1); 171*0Sstevel@tonic-gate } 172*0Sstevel@tonic-gate if (cname == NULL || 173*0Sstevel@tonic-gate (len = strlen(cname)) < 1) { 174*0Sstevel@tonic-gate nss_result = 175*0Sstevel@tonic-gate NSS_STR_PARSE_PARSE; 176*0Sstevel@tonic-gate goto result_srvs2ent; 177*0Sstevel@tonic-gate } 178*0Sstevel@tonic-gate serv->s_name = buffer; 179*0Sstevel@tonic-gate buffer += len + 1; 180*0Sstevel@tonic-gate if (buffer >= ceiling) { 181*0Sstevel@tonic-gate nss_result = 182*0Sstevel@tonic-gate (int)NSS_STR_PARSE_ERANGE; 183*0Sstevel@tonic-gate goto result_srvs2ent; 184*0Sstevel@tonic-gate } 185*0Sstevel@tonic-gate (void) strcpy(serv->s_name, cname); 186*0Sstevel@tonic-gate /* alias list */ 187*0Sstevel@tonic-gate mp = serv->s_aliases = 188*0Sstevel@tonic-gate (char **)ROUND_UP(buffer, 189*0Sstevel@tonic-gate sizeof (char **)); 190*0Sstevel@tonic-gate buffer = (char *)serv->s_aliases + 191*0Sstevel@tonic-gate sizeof (char *) * 192*0Sstevel@tonic-gate (attrptr->value_count + 1); 193*0Sstevel@tonic-gate buffer = (char *)ROUND_UP(buffer, 194*0Sstevel@tonic-gate sizeof (char **)); 195*0Sstevel@tonic-gate if (buffer >= ceiling) { 196*0Sstevel@tonic-gate nss_result = 197*0Sstevel@tonic-gate (int)NSS_STR_PARSE_ERANGE; 198*0Sstevel@tonic-gate goto result_srvs2ent; 199*0Sstevel@tonic-gate } 200*0Sstevel@tonic-gate firstime = (int)0; 201*0Sstevel@tonic-gate } 202*0Sstevel@tonic-gate /* alias list */ 203*0Sstevel@tonic-gate if ((attrptr->attrvalue[j] == NULL) || 204*0Sstevel@tonic-gate (len = strlen(attrptr->attrvalue[j])) < 1) { 205*0Sstevel@tonic-gate nss_result = (int)NSS_STR_PARSE_PARSE; 206*0Sstevel@tonic-gate goto result_srvs2ent; 207*0Sstevel@tonic-gate } 208*0Sstevel@tonic-gate /* skip canonical name */ 209*0Sstevel@tonic-gate if (strcmp(cname, attrptr->attrvalue[j]) == 0) 210*0Sstevel@tonic-gate continue; 211*0Sstevel@tonic-gate 212*0Sstevel@tonic-gate *mp = buffer; 213*0Sstevel@tonic-gate buffer += len + 1; 214*0Sstevel@tonic-gate if (buffer >= ceiling) { 215*0Sstevel@tonic-gate nss_result = (int)NSS_STR_PARSE_ERANGE; 216*0Sstevel@tonic-gate goto result_srvs2ent; 217*0Sstevel@tonic-gate } 218*0Sstevel@tonic-gate (void) strcpy(*mp++, attrptr->attrvalue[j]); 219*0Sstevel@tonic-gate continue; 220*0Sstevel@tonic-gate } 221*0Sstevel@tonic-gate } 222*0Sstevel@tonic-gate 223*0Sstevel@tonic-gate if (strcasecmp(attrptr->attrname, _S_PORT) == 0) { 224*0Sstevel@tonic-gate if ((attrptr->attrvalue[0] == NULL) || 225*0Sstevel@tonic-gate (len = strlen(attrptr->attrvalue[0])) < 1) { 226*0Sstevel@tonic-gate nss_result = (int)NSS_STR_PARSE_PARSE; 227*0Sstevel@tonic-gate goto result_srvs2ent; 228*0Sstevel@tonic-gate } 229*0Sstevel@tonic-gate serv->s_port = 230*0Sstevel@tonic-gate htons((ushort_t)atoi(attrptr->attrvalue[0])); 231*0Sstevel@tonic-gate continue; 232*0Sstevel@tonic-gate } 233*0Sstevel@tonic-gate 234*0Sstevel@tonic-gate if (strcasecmp(attrptr->attrname, _S_PROTOCOL) == 0) { 235*0Sstevel@tonic-gate /* protocol name */ 236*0Sstevel@tonic-gate if (attrptr->attrvalue == NULL) { 237*0Sstevel@tonic-gate nss_result = (int)NSS_STR_PARSE_PARSE; 238*0Sstevel@tonic-gate goto result_srvs2ent; 239*0Sstevel@tonic-gate } 240*0Sstevel@tonic-gate protocol = attrptr; 241*0Sstevel@tonic-gate if (cookie) { 242*0Sstevel@tonic-gate /* 243*0Sstevel@tonic-gate * getservent_r 244*0Sstevel@tonic-gate * Get current value then increment index 245*0Sstevel@tonic-gate */ 246*0Sstevel@tonic-gate protoval = attrptr->attrvalue[cookie->index++]; 247*0Sstevel@tonic-gate } else if (attrptr->value_count > 1 && 248*0Sstevel@tonic-gate argp->key.serv.proto) { 249*0Sstevel@tonic-gate /* 250*0Sstevel@tonic-gate * getserverbyname_r and getservbyport_r 251*0Sstevel@tonic-gate * 252*0Sstevel@tonic-gate * If there are more than one value and 253*0Sstevel@tonic-gate * it needs to match protocol too, 254*0Sstevel@tonic-gate * iterate each value to find matching one. 255*0Sstevel@tonic-gate * getservent_r sets key.serv.proto to NULL, 256*0Sstevel@tonic-gate * so it wouldn't run this part of code. 257*0Sstevel@tonic-gate */ 258*0Sstevel@tonic-gate for (k = 0; k < attrptr->value_count; k++) { 259*0Sstevel@tonic-gate if (attrptr->attrvalue[k] == NULL) { 260*0Sstevel@tonic-gate nss_result = 261*0Sstevel@tonic-gate NSS_STR_PARSE_PARSE; 262*0Sstevel@tonic-gate goto result_srvs2ent; 263*0Sstevel@tonic-gate } 264*0Sstevel@tonic-gate if (strcmp(attrptr->attrvalue[k], 265*0Sstevel@tonic-gate argp->key.serv.proto) == 0) { 266*0Sstevel@tonic-gate protoval = 267*0Sstevel@tonic-gate attrptr->attrvalue[k]; 268*0Sstevel@tonic-gate break; 269*0Sstevel@tonic-gate } 270*0Sstevel@tonic-gate } 271*0Sstevel@tonic-gate } else { 272*0Sstevel@tonic-gate /* 273*0Sstevel@tonic-gate * 1. getserverbyname_r and getservbyport_r 274*0Sstevel@tonic-gate * 275*0Sstevel@tonic-gate * It does not need to match protocol or 276*0Sstevel@tonic-gate * ipserviceprotocol has single value, 277*0Sstevel@tonic-gate * return the first one 278*0Sstevel@tonic-gate * 279*0Sstevel@tonic-gate * 2. getservent_r with single value 280*0Sstevel@tonic-gate * or multiple values and the entry is 281*0Sstevel@tonic-gate * enumerated 1st time, 282*0Sstevel@tonic-gate * return the first one 283*0Sstevel@tonic-gate * 284*0Sstevel@tonic-gate */ 285*0Sstevel@tonic-gate protoval = attrptr->attrvalue[0]; 286*0Sstevel@tonic-gate } 287*0Sstevel@tonic-gate 288*0Sstevel@tonic-gate if (protoval == NULL || (len = strlen(protoval)) < 1) { 289*0Sstevel@tonic-gate nss_result = (int)NSS_STR_PARSE_PARSE; 290*0Sstevel@tonic-gate goto result_srvs2ent; 291*0Sstevel@tonic-gate } 292*0Sstevel@tonic-gate serv->s_proto = buffer; 293*0Sstevel@tonic-gate buffer += len + 1; 294*0Sstevel@tonic-gate if (buffer >= ceiling) { 295*0Sstevel@tonic-gate nss_result = (int)NSS_STR_PARSE_ERANGE; 296*0Sstevel@tonic-gate goto result_srvs2ent; 297*0Sstevel@tonic-gate } 298*0Sstevel@tonic-gate (void) strcpy(serv->s_proto, protoval); 299*0Sstevel@tonic-gate continue; 300*0Sstevel@tonic-gate } 301*0Sstevel@tonic-gate } 302*0Sstevel@tonic-gate 303*0Sstevel@tonic-gate if (be->enumcookie != NULL && cookie == NULL && 304*0Sstevel@tonic-gate protocol->value_count > 1) { 305*0Sstevel@tonic-gate /* 306*0Sstevel@tonic-gate * getservent_r with multiple ipserviceprotocol values 307*0Sstevel@tonic-gate * and the entry is enumerated 1st time 308*0Sstevel@tonic-gate * 309*0Sstevel@tonic-gate * Create cookie and save result in the cookie 310*0Sstevel@tonic-gate * "attrvalue[0]" of ipserviceprotocol is returned, 311*0Sstevel@tonic-gate * so it starts with index 1. Also save the canonical name. 312*0Sstevel@tonic-gate */ 313*0Sstevel@tonic-gate be->services_cookie = 314*0Sstevel@tonic-gate (void *)_nss_services_cookie_new(be->result, 1, cname); 315*0Sstevel@tonic-gate if (be->services_cookie == NULL) { 316*0Sstevel@tonic-gate nss_result = NSS_STR_PARSE_PARSE; 317*0Sstevel@tonic-gate goto result_srvs2ent; 318*0Sstevel@tonic-gate } 319*0Sstevel@tonic-gate 320*0Sstevel@tonic-gate /* reset be->result so it won't get freed later */ 321*0Sstevel@tonic-gate be->result = NULL; 322*0Sstevel@tonic-gate } 323*0Sstevel@tonic-gate 324*0Sstevel@tonic-gate #ifdef DEBUG 325*0Sstevel@tonic-gate (void) fprintf(stdout, "\n[getservent.c: _nss_ldap_services2ent]\n"); 326*0Sstevel@tonic-gate (void) fprintf(stdout, " s_name: [%s]\n", serv->s_name); 327*0Sstevel@tonic-gate if (mp != NULL) { 328*0Sstevel@tonic-gate for (mp = serv->s_aliases; *mp != NULL; mp++) 329*0Sstevel@tonic-gate (void) fprintf(stdout, " s_aliases: [%s]\n", *mp); 330*0Sstevel@tonic-gate } 331*0Sstevel@tonic-gate (void) fprintf(stdout, " s_port: [%d]\n", serv->s_port); 332*0Sstevel@tonic-gate (void) fprintf(stdout, " s_protocol: [%s]\n", serv->s_proto); 333*0Sstevel@tonic-gate #endif /* DEBUG */ 334*0Sstevel@tonic-gate 335*0Sstevel@tonic-gate result_srvs2ent: 336*0Sstevel@tonic-gate if (cookie) { 337*0Sstevel@tonic-gate /* 338*0Sstevel@tonic-gate * getservent_r with multiple ipserviceprotocol values and 339*0Sstevel@tonic-gate * the entry is enumerated 2nd time or beyond 340*0Sstevel@tonic-gate */ 341*0Sstevel@tonic-gate if (nss_result != NSS_STR_PARSE_SUCCESS || 342*0Sstevel@tonic-gate cookie->index >= protocol->value_count) { 343*0Sstevel@tonic-gate /* 344*0Sstevel@tonic-gate * If it's an error case or it has iterated all 345*0Sstevel@tonic-gate * ipservicesprotocol value(s) then free cookie and 346*0Sstevel@tonic-gate * set it to NULL 347*0Sstevel@tonic-gate * 348*0Sstevel@tonic-gate */ 349*0Sstevel@tonic-gate _nss_services_cookie_free( 350*0Sstevel@tonic-gate (void **)&be->services_cookie); 351*0Sstevel@tonic-gate } 352*0Sstevel@tonic-gate } else { 353*0Sstevel@tonic-gate /* 354*0Sstevel@tonic-gate * getservbyname_r, getservbyport_r, or 355*0Sstevel@tonic-gate * getservent_r with single value or can't create cookie 356*0Sstevel@tonic-gate */ 357*0Sstevel@tonic-gate (void) __ns_ldap_freeResult(&be->result); 358*0Sstevel@tonic-gate } 359*0Sstevel@tonic-gate return ((int)nss_result); 360*0Sstevel@tonic-gate } 361*0Sstevel@tonic-gate 362*0Sstevel@tonic-gate 363*0Sstevel@tonic-gate /* 364*0Sstevel@tonic-gate * getbyname gets struct servent values by service name. This 365*0Sstevel@tonic-gate * function constructs an ldap search filter using the service 366*0Sstevel@tonic-gate * name invocation parameter and the getservbyname search filter 367*0Sstevel@tonic-gate * defined. Once the filter is constructed, we search for a matching 368*0Sstevel@tonic-gate * entry and marshal the data results into *serv = (struct servent *) 369*0Sstevel@tonic-gate * argp->buf.result. The function _nss_ldap_services2ent performs 370*0Sstevel@tonic-gate * the data marshaling. 371*0Sstevel@tonic-gate */ 372*0Sstevel@tonic-gate 373*0Sstevel@tonic-gate static nss_status_t 374*0Sstevel@tonic-gate getbyname(ldap_backend_ptr be, void *a) 375*0Sstevel@tonic-gate { 376*0Sstevel@tonic-gate nss_XbyY_args_t *argp = (nss_XbyY_args_t *)a; 377*0Sstevel@tonic-gate const char *proto = argp->key.serv.proto; 378*0Sstevel@tonic-gate char searchfilter[SEARCHFILTERLEN]; 379*0Sstevel@tonic-gate char userdata[SEARCHFILTERLEN]; 380*0Sstevel@tonic-gate char name[SEARCHFILTERLEN]; 381*0Sstevel@tonic-gate char protocol[SEARCHFILTERLEN]; 382*0Sstevel@tonic-gate int ret; 383*0Sstevel@tonic-gate 384*0Sstevel@tonic-gate if (_ldap_filter_name(name, argp->key.serv.serv.name, sizeof (name)) 385*0Sstevel@tonic-gate != 0) 386*0Sstevel@tonic-gate return ((nss_status_t)NSS_NOTFOUND); 387*0Sstevel@tonic-gate 388*0Sstevel@tonic-gate if (proto == NULL) { 389*0Sstevel@tonic-gate ret = snprintf(searchfilter, sizeof (searchfilter), 390*0Sstevel@tonic-gate _F_GETSERVBYNAME, name); 391*0Sstevel@tonic-gate if (ret >= sizeof (searchfilter) || ret < 0) 392*0Sstevel@tonic-gate return ((nss_status_t)NSS_NOTFOUND); 393*0Sstevel@tonic-gate 394*0Sstevel@tonic-gate ret = snprintf(userdata, sizeof (userdata), 395*0Sstevel@tonic-gate _F_GETSERVBYNAME_SSD, name); 396*0Sstevel@tonic-gate if (ret >= sizeof (userdata) || ret < 0) 397*0Sstevel@tonic-gate return ((nss_status_t)NSS_NOTFOUND); 398*0Sstevel@tonic-gate } else { 399*0Sstevel@tonic-gate if (_ldap_filter_name(protocol, proto, sizeof (protocol)) != 0) 400*0Sstevel@tonic-gate return ((nss_status_t)NSS_NOTFOUND); 401*0Sstevel@tonic-gate 402*0Sstevel@tonic-gate ret = snprintf(searchfilter, sizeof (searchfilter), 403*0Sstevel@tonic-gate _F_GETSERVBYNAMEPROTO, name, protocol); 404*0Sstevel@tonic-gate if (ret >= sizeof (searchfilter) || ret < 0) 405*0Sstevel@tonic-gate return ((nss_status_t)NSS_NOTFOUND); 406*0Sstevel@tonic-gate 407*0Sstevel@tonic-gate ret = snprintf(userdata, sizeof (userdata), 408*0Sstevel@tonic-gate _F_GETSERVBYNAMEPROTO_SSD, name, protocol); 409*0Sstevel@tonic-gate if (ret >= sizeof (userdata) || ret < 0) 410*0Sstevel@tonic-gate return ((nss_status_t)NSS_NOTFOUND); 411*0Sstevel@tonic-gate } 412*0Sstevel@tonic-gate 413*0Sstevel@tonic-gate return ((nss_status_t)_nss_ldap_lookup(be, argp, 414*0Sstevel@tonic-gate _SERVICES, searchfilter, NULL, 415*0Sstevel@tonic-gate _merge_SSD_filter, userdata)); 416*0Sstevel@tonic-gate } 417*0Sstevel@tonic-gate 418*0Sstevel@tonic-gate 419*0Sstevel@tonic-gate /* 420*0Sstevel@tonic-gate * getbyport gets struct servent values by service port. This 421*0Sstevel@tonic-gate * function constructs an ldap search filter using the service 422*0Sstevel@tonic-gate * name invocation parameter and the getservbyport search filter 423*0Sstevel@tonic-gate * defined. Once the filter is constructed, we search for a matching 424*0Sstevel@tonic-gate * entry and marshal the data results into *serv = (struct servent *) 425*0Sstevel@tonic-gate * argp->buf.result. The function _nss_ldap_services2ent performs 426*0Sstevel@tonic-gate * the data marshaling. 427*0Sstevel@tonic-gate */ 428*0Sstevel@tonic-gate 429*0Sstevel@tonic-gate static nss_status_t 430*0Sstevel@tonic-gate getbyport(ldap_backend_ptr be, void *a) 431*0Sstevel@tonic-gate { 432*0Sstevel@tonic-gate nss_XbyY_args_t *argp = (nss_XbyY_args_t *)a; 433*0Sstevel@tonic-gate const char *proto = argp->key.serv.proto; 434*0Sstevel@tonic-gate char portstr[12]; 435*0Sstevel@tonic-gate char searchfilter[SEARCHFILTERLEN]; 436*0Sstevel@tonic-gate char userdata[SEARCHFILTERLEN]; 437*0Sstevel@tonic-gate char protocol[SEARCHFILTERLEN]; 438*0Sstevel@tonic-gate int ret; 439*0Sstevel@tonic-gate 440*0Sstevel@tonic-gate ret = snprintf(portstr, sizeof (portstr), " %d", 441*0Sstevel@tonic-gate ntohs((ushort_t)argp->key.serv.serv.port)); 442*0Sstevel@tonic-gate if (ret >= sizeof (portstr) || ret < 0) 443*0Sstevel@tonic-gate return ((nss_status_t)NSS_NOTFOUND); 444*0Sstevel@tonic-gate 445*0Sstevel@tonic-gate if (proto == NULL) { 446*0Sstevel@tonic-gate ret = snprintf(searchfilter, sizeof (searchfilter), 447*0Sstevel@tonic-gate _F_GETSERVBYPORT, strtol(portstr, (char **)NULL, 10)); 448*0Sstevel@tonic-gate if (ret >= sizeof (searchfilter) || ret < 0) 449*0Sstevel@tonic-gate return ((nss_status_t)NSS_NOTFOUND); 450*0Sstevel@tonic-gate 451*0Sstevel@tonic-gate ret = snprintf(userdata, sizeof (userdata), 452*0Sstevel@tonic-gate _F_GETSERVBYPORT_SSD, strtol(portstr, (char **)NULL, 10)); 453*0Sstevel@tonic-gate if (ret >= sizeof (userdata) || ret < 0) 454*0Sstevel@tonic-gate return ((nss_status_t)NSS_NOTFOUND); 455*0Sstevel@tonic-gate } else { 456*0Sstevel@tonic-gate if (_ldap_filter_name(protocol, proto, sizeof (protocol)) != 0) 457*0Sstevel@tonic-gate return ((nss_status_t)NSS_NOTFOUND); 458*0Sstevel@tonic-gate 459*0Sstevel@tonic-gate ret = snprintf(searchfilter, sizeof (searchfilter), 460*0Sstevel@tonic-gate _F_GETSERVBYPORTPROTO, 461*0Sstevel@tonic-gate strtol(portstr, (char **)NULL, 10), protocol); 462*0Sstevel@tonic-gate if (ret >= sizeof (searchfilter) || ret < 0) 463*0Sstevel@tonic-gate return ((nss_status_t)NSS_NOTFOUND); 464*0Sstevel@tonic-gate 465*0Sstevel@tonic-gate ret = snprintf(userdata, sizeof (userdata), 466*0Sstevel@tonic-gate _F_GETSERVBYPORTPROTO_SSD, 467*0Sstevel@tonic-gate strtol(portstr, (char **)NULL, 10), protocol); 468*0Sstevel@tonic-gate if (ret >= sizeof (userdata) || ret < 0) 469*0Sstevel@tonic-gate return ((nss_status_t)NSS_NOTFOUND); 470*0Sstevel@tonic-gate } 471*0Sstevel@tonic-gate 472*0Sstevel@tonic-gate return ((nss_status_t)_nss_ldap_lookup(be, argp, 473*0Sstevel@tonic-gate _SERVICES, searchfilter, NULL, 474*0Sstevel@tonic-gate _merge_SSD_filter, userdata)); 475*0Sstevel@tonic-gate } 476*0Sstevel@tonic-gate 477*0Sstevel@tonic-gate static ldap_backend_op_t serv_ops[] = { 478*0Sstevel@tonic-gate _nss_ldap_destr, 479*0Sstevel@tonic-gate _nss_ldap_endent, 480*0Sstevel@tonic-gate _nss_ldap_setent, 481*0Sstevel@tonic-gate _nss_ldap_getent, 482*0Sstevel@tonic-gate getbyname, 483*0Sstevel@tonic-gate getbyport 484*0Sstevel@tonic-gate }; 485*0Sstevel@tonic-gate 486*0Sstevel@tonic-gate 487*0Sstevel@tonic-gate /* 488*0Sstevel@tonic-gate * _nss_ldap_services_constr is where life begins. This function calls 489*0Sstevel@tonic-gate * the generic ldap constructor function to define and build the 490*0Sstevel@tonic-gate * abstract data types required to support ldap operations. 491*0Sstevel@tonic-gate */ 492*0Sstevel@tonic-gate 493*0Sstevel@tonic-gate /*ARGSUSED0*/ 494*0Sstevel@tonic-gate nss_backend_t * 495*0Sstevel@tonic-gate _nss_ldap_services_constr(const char *dummy1, const char *dummy2, 496*0Sstevel@tonic-gate const char *dummy3) 497*0Sstevel@tonic-gate { 498*0Sstevel@tonic-gate 499*0Sstevel@tonic-gate return ((nss_backend_t *)_nss_ldap_constr(serv_ops, 500*0Sstevel@tonic-gate sizeof (serv_ops)/sizeof (serv_ops[0]), _SERVICES, 501*0Sstevel@tonic-gate services_attrs, _nss_ldap_services2ent)); 502*0Sstevel@tonic-gate } 503