1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * Copyright 1997-2002 Sun Microsystems, Inc. All rights reserved. 3*0Sstevel@tonic-gate * Use is subject to license terms. 4*0Sstevel@tonic-gate */ 5*0Sstevel@tonic-gate 6*0Sstevel@tonic-gate /* 7*0Sstevel@tonic-gate * Copyright (c) 1989, 1993, 1995 8*0Sstevel@tonic-gate * The Regents of the University of California. All rights reserved. 9*0Sstevel@tonic-gate * 10*0Sstevel@tonic-gate * Redistribution and use in source and binary forms, with or without 11*0Sstevel@tonic-gate * modification, are permitted provided that the following conditions 12*0Sstevel@tonic-gate * are met: 13*0Sstevel@tonic-gate * 1. Redistributions of source code must retain the above copyright 14*0Sstevel@tonic-gate * notice, this list of conditions and the following disclaimer. 15*0Sstevel@tonic-gate * 2. Redistributions in binary form must reproduce the above copyright 16*0Sstevel@tonic-gate * notice, this list of conditions and the following disclaimer in the 17*0Sstevel@tonic-gate * documentation and/or other materials provided with the distribution. 18*0Sstevel@tonic-gate * 3. All advertising materials mentioning features or use of this software 19*0Sstevel@tonic-gate * must display the following acknowledgement: 20*0Sstevel@tonic-gate * This product includes software developed by the University of 21*0Sstevel@tonic-gate * California, Berkeley and its contributors. 22*0Sstevel@tonic-gate * 4. Neither the name of the University nor the names of its contributors 23*0Sstevel@tonic-gate * may be used to endorse or promote products derived from this software 24*0Sstevel@tonic-gate * without specific prior written permission. 25*0Sstevel@tonic-gate * 26*0Sstevel@tonic-gate * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 27*0Sstevel@tonic-gate * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 28*0Sstevel@tonic-gate * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 29*0Sstevel@tonic-gate * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 30*0Sstevel@tonic-gate * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 31*0Sstevel@tonic-gate * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 32*0Sstevel@tonic-gate * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 33*0Sstevel@tonic-gate * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 34*0Sstevel@tonic-gate * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 35*0Sstevel@tonic-gate * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 36*0Sstevel@tonic-gate * SUCH DAMAGE. 37*0Sstevel@tonic-gate */ 38*0Sstevel@tonic-gate 39*0Sstevel@tonic-gate /* 40*0Sstevel@tonic-gate * Portions Copyright (c) 1996-1999 by Internet Software Consortium. 41*0Sstevel@tonic-gate * 42*0Sstevel@tonic-gate * Permission to use, copy, modify, and distribute this software for any 43*0Sstevel@tonic-gate * purpose with or without fee is hereby granted, provided that the above 44*0Sstevel@tonic-gate * copyright notice and this permission notice appear in all copies. 45*0Sstevel@tonic-gate * 46*0Sstevel@tonic-gate * THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS 47*0Sstevel@tonic-gate * ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES 48*0Sstevel@tonic-gate * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE 49*0Sstevel@tonic-gate * CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL 50*0Sstevel@tonic-gate * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR 51*0Sstevel@tonic-gate * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS 52*0Sstevel@tonic-gate * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS 53*0Sstevel@tonic-gate * SOFTWARE. 54*0Sstevel@tonic-gate */ 55*0Sstevel@tonic-gate 56*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 57*0Sstevel@tonic-gate 58*0Sstevel@tonic-gate #if defined(LIBC_SCCS) && !defined(lint) 59*0Sstevel@tonic-gate static const char rcsid[] = "$Id: lcl_sv.c,v 1.22 2001/06/18 14:43:59 marka Exp $"; 60*0Sstevel@tonic-gate #endif /* LIBC_SCCS and not lint */ 61*0Sstevel@tonic-gate 62*0Sstevel@tonic-gate /* extern */ 63*0Sstevel@tonic-gate 64*0Sstevel@tonic-gate #include "port_before.h" 65*0Sstevel@tonic-gate 66*0Sstevel@tonic-gate #include <sys/types.h> 67*0Sstevel@tonic-gate #include <sys/socket.h> 68*0Sstevel@tonic-gate #include <netinet/in.h> 69*0Sstevel@tonic-gate #include <arpa/nameser.h> 70*0Sstevel@tonic-gate #include <resolv.h> 71*0Sstevel@tonic-gate 72*0Sstevel@tonic-gate #ifdef IRS_LCL_SV_DB 73*0Sstevel@tonic-gate #include <db.h> 74*0Sstevel@tonic-gate #endif 75*0Sstevel@tonic-gate #include <errno.h> 76*0Sstevel@tonic-gate #include <fcntl.h> 77*0Sstevel@tonic-gate #include <limits.h> 78*0Sstevel@tonic-gate #include <stdio.h> 79*0Sstevel@tonic-gate #include <string.h> 80*0Sstevel@tonic-gate #include <stdlib.h> 81*0Sstevel@tonic-gate 82*0Sstevel@tonic-gate #include <irs.h> 83*0Sstevel@tonic-gate #include <isc/memcluster.h> 84*0Sstevel@tonic-gate 85*0Sstevel@tonic-gate #include "port_after.h" 86*0Sstevel@tonic-gate 87*0Sstevel@tonic-gate #include "irs_p.h" 88*0Sstevel@tonic-gate #include "lcl_p.h" 89*0Sstevel@tonic-gate 90*0Sstevel@tonic-gate #ifdef SPRINTF_CHAR 91*0Sstevel@tonic-gate # define SPRINTF(x) strlen(sprintf/**/x) 92*0Sstevel@tonic-gate #else 93*0Sstevel@tonic-gate # define SPRINTF(x) ((size_t)sprintf x) 94*0Sstevel@tonic-gate #endif 95*0Sstevel@tonic-gate 96*0Sstevel@tonic-gate /* Types */ 97*0Sstevel@tonic-gate 98*0Sstevel@tonic-gate struct pvt { 99*0Sstevel@tonic-gate #ifdef IRS_LCL_SV_DB 100*0Sstevel@tonic-gate DB * dbh; 101*0Sstevel@tonic-gate int dbf; 102*0Sstevel@tonic-gate #endif 103*0Sstevel@tonic-gate struct lcl_sv sv; 104*0Sstevel@tonic-gate }; 105*0Sstevel@tonic-gate 106*0Sstevel@tonic-gate /* Forward */ 107*0Sstevel@tonic-gate 108*0Sstevel@tonic-gate static void sv_close(struct irs_sv*); 109*0Sstevel@tonic-gate static struct servent * sv_next(struct irs_sv *); 110*0Sstevel@tonic-gate static struct servent * sv_byname(struct irs_sv *, const char *, 111*0Sstevel@tonic-gate const char *); 112*0Sstevel@tonic-gate static struct servent * sv_byport(struct irs_sv *, int, const char *); 113*0Sstevel@tonic-gate static void sv_rewind(struct irs_sv *); 114*0Sstevel@tonic-gate static void sv_minimize(struct irs_sv *); 115*0Sstevel@tonic-gate /*global*/ struct servent * irs_lclsv_fnxt(struct lcl_sv *); 116*0Sstevel@tonic-gate #ifdef IRS_LCL_SV_DB 117*0Sstevel@tonic-gate static struct servent * sv_db_rec(struct lcl_sv *, DBT *, DBT *); 118*0Sstevel@tonic-gate #endif 119*0Sstevel@tonic-gate 120*0Sstevel@tonic-gate /* Portability */ 121*0Sstevel@tonic-gate 122*0Sstevel@tonic-gate #ifndef SEEK_SET 123*0Sstevel@tonic-gate # define SEEK_SET 0 124*0Sstevel@tonic-gate #endif 125*0Sstevel@tonic-gate 126*0Sstevel@tonic-gate /* Public */ 127*0Sstevel@tonic-gate 128*0Sstevel@tonic-gate struct irs_sv * 129*0Sstevel@tonic-gate irs_lcl_sv(struct irs_acc *this) { 130*0Sstevel@tonic-gate struct irs_sv *sv; 131*0Sstevel@tonic-gate struct pvt *pvt; 132*0Sstevel@tonic-gate 133*0Sstevel@tonic-gate UNUSED(this); 134*0Sstevel@tonic-gate 135*0Sstevel@tonic-gate if ((sv = memget(sizeof *sv)) == NULL) { 136*0Sstevel@tonic-gate errno = ENOMEM; 137*0Sstevel@tonic-gate return (NULL); 138*0Sstevel@tonic-gate } 139*0Sstevel@tonic-gate memset(sv, 0x5e, sizeof *sv); 140*0Sstevel@tonic-gate if ((pvt = memget(sizeof *pvt)) == NULL) { 141*0Sstevel@tonic-gate memput(sv, sizeof *sv); 142*0Sstevel@tonic-gate errno = ENOMEM; 143*0Sstevel@tonic-gate return (NULL); 144*0Sstevel@tonic-gate } 145*0Sstevel@tonic-gate memset(pvt, 0, sizeof *pvt); 146*0Sstevel@tonic-gate sv->private = pvt; 147*0Sstevel@tonic-gate sv->close = sv_close; 148*0Sstevel@tonic-gate sv->next = sv_next; 149*0Sstevel@tonic-gate sv->byname = sv_byname; 150*0Sstevel@tonic-gate sv->byport = sv_byport; 151*0Sstevel@tonic-gate sv->rewind = sv_rewind; 152*0Sstevel@tonic-gate sv->minimize = sv_minimize; 153*0Sstevel@tonic-gate sv->res_get = NULL; 154*0Sstevel@tonic-gate sv->res_set = NULL; 155*0Sstevel@tonic-gate #ifdef IRS_LCL_SV_DB 156*0Sstevel@tonic-gate pvt->dbf = R_FIRST; 157*0Sstevel@tonic-gate #endif 158*0Sstevel@tonic-gate return (sv); 159*0Sstevel@tonic-gate } 160*0Sstevel@tonic-gate 161*0Sstevel@tonic-gate /* Methods */ 162*0Sstevel@tonic-gate 163*0Sstevel@tonic-gate static void 164*0Sstevel@tonic-gate sv_close(struct irs_sv *this) { 165*0Sstevel@tonic-gate struct pvt *pvt = (struct pvt *)this->private; 166*0Sstevel@tonic-gate 167*0Sstevel@tonic-gate #ifdef IRS_LCL_SV_DB 168*0Sstevel@tonic-gate if (pvt->dbh != NULL) 169*0Sstevel@tonic-gate (*pvt->dbh->close)(pvt->dbh); 170*0Sstevel@tonic-gate #endif 171*0Sstevel@tonic-gate if (pvt->sv.fp) 172*0Sstevel@tonic-gate fclose(pvt->sv.fp); 173*0Sstevel@tonic-gate memput(pvt, sizeof *pvt); 174*0Sstevel@tonic-gate memput(this, sizeof *this); 175*0Sstevel@tonic-gate } 176*0Sstevel@tonic-gate 177*0Sstevel@tonic-gate static struct servent * 178*0Sstevel@tonic-gate sv_byname(struct irs_sv *this, const char *name, const char *proto) { 179*0Sstevel@tonic-gate #ifdef IRS_LCL_SV_DB 180*0Sstevel@tonic-gate struct pvt *pvt = (struct pvt *)this->private; 181*0Sstevel@tonic-gate #endif 182*0Sstevel@tonic-gate struct servent *p; 183*0Sstevel@tonic-gate char **cp; 184*0Sstevel@tonic-gate 185*0Sstevel@tonic-gate sv_rewind(this); 186*0Sstevel@tonic-gate #ifdef IRS_LCL_SV_DB 187*0Sstevel@tonic-gate if (pvt->dbh != NULL) { 188*0Sstevel@tonic-gate DBT key, data; 189*0Sstevel@tonic-gate 190*0Sstevel@tonic-gate /* Note that (sizeof "/") == 2. */ 191*0Sstevel@tonic-gate if ((strlen(name) + sizeof "/" + proto ? strlen(proto) : 0) 192*0Sstevel@tonic-gate > sizeof pvt->sv.line) 193*0Sstevel@tonic-gate goto try_local; 194*0Sstevel@tonic-gate key.data = pvt->sv.line; 195*0Sstevel@tonic-gate key.size = SPRINTF((pvt->sv.line, "%s/%s", name, 196*0Sstevel@tonic-gate proto ? proto : "")) + 1; 197*0Sstevel@tonic-gate if (proto != NULL) { 198*0Sstevel@tonic-gate if ((*pvt->dbh->get)(pvt->dbh, &key, &data, 0) != 0) 199*0Sstevel@tonic-gate return (NULL); 200*0Sstevel@tonic-gate } else if ((*pvt->dbh->seq)(pvt->dbh, &key, &data, R_CURSOR) 201*0Sstevel@tonic-gate != 0) 202*0Sstevel@tonic-gate return (NULL); 203*0Sstevel@tonic-gate return (sv_db_rec(&pvt->sv, &key, &data)); 204*0Sstevel@tonic-gate } 205*0Sstevel@tonic-gate try_local: 206*0Sstevel@tonic-gate #endif 207*0Sstevel@tonic-gate 208*0Sstevel@tonic-gate while ((p = sv_next(this))) { 209*0Sstevel@tonic-gate if (strcmp(name, p->s_name) == 0) 210*0Sstevel@tonic-gate goto gotname; 211*0Sstevel@tonic-gate for (cp = p->s_aliases; *cp; cp++) 212*0Sstevel@tonic-gate if (strcmp(name, *cp) == 0) 213*0Sstevel@tonic-gate goto gotname; 214*0Sstevel@tonic-gate continue; 215*0Sstevel@tonic-gate gotname: 216*0Sstevel@tonic-gate if (proto == NULL || strcmp(p->s_proto, proto) == 0) 217*0Sstevel@tonic-gate break; 218*0Sstevel@tonic-gate } 219*0Sstevel@tonic-gate return (p); 220*0Sstevel@tonic-gate } 221*0Sstevel@tonic-gate 222*0Sstevel@tonic-gate static struct servent * 223*0Sstevel@tonic-gate sv_byport(struct irs_sv *this, int port, const char *proto) { 224*0Sstevel@tonic-gate #ifdef IRS_LCL_SV_DB 225*0Sstevel@tonic-gate struct pvt *pvt = (struct pvt *)this->private; 226*0Sstevel@tonic-gate #endif 227*0Sstevel@tonic-gate struct servent *p; 228*0Sstevel@tonic-gate 229*0Sstevel@tonic-gate sv_rewind(this); 230*0Sstevel@tonic-gate #ifdef IRS_LCL_SV_DB 231*0Sstevel@tonic-gate if (pvt->dbh != NULL) { 232*0Sstevel@tonic-gate DBT key, data; 233*0Sstevel@tonic-gate u_short *ports; 234*0Sstevel@tonic-gate 235*0Sstevel@tonic-gate ports = (u_short *)pvt->sv.line; 236*0Sstevel@tonic-gate ports[0] = 0; 237*0Sstevel@tonic-gate ports[1] = port; 238*0Sstevel@tonic-gate key.data = ports; 239*0Sstevel@tonic-gate key.size = sizeof(u_short) * 2; 240*0Sstevel@tonic-gate if (proto && *proto) { 241*0Sstevel@tonic-gate strncpy((char *)ports + key.size, proto, 242*0Sstevel@tonic-gate BUFSIZ - key.size); 243*0Sstevel@tonic-gate key.size += strlen((char *)ports + key.size) + 1; 244*0Sstevel@tonic-gate if ((*pvt->dbh->get)(pvt->dbh, &key, &data, 0) != 0) 245*0Sstevel@tonic-gate return (NULL); 246*0Sstevel@tonic-gate } else { 247*0Sstevel@tonic-gate if ((*pvt->dbh->seq)(pvt->dbh, &key, &data, R_CURSOR) 248*0Sstevel@tonic-gate != 0) 249*0Sstevel@tonic-gate return (NULL); 250*0Sstevel@tonic-gate } 251*0Sstevel@tonic-gate return (sv_db_rec(&pvt->sv, &key, &data)); 252*0Sstevel@tonic-gate } 253*0Sstevel@tonic-gate #endif 254*0Sstevel@tonic-gate while ((p = sv_next(this))) { 255*0Sstevel@tonic-gate if (p->s_port != port) 256*0Sstevel@tonic-gate continue; 257*0Sstevel@tonic-gate if (proto == NULL || strcmp(p->s_proto, proto) == 0) 258*0Sstevel@tonic-gate break; 259*0Sstevel@tonic-gate } 260*0Sstevel@tonic-gate return (p); 261*0Sstevel@tonic-gate } 262*0Sstevel@tonic-gate 263*0Sstevel@tonic-gate static void 264*0Sstevel@tonic-gate sv_rewind(struct irs_sv *this) { 265*0Sstevel@tonic-gate struct pvt *pvt = (struct pvt *)this->private; 266*0Sstevel@tonic-gate 267*0Sstevel@tonic-gate if (pvt->sv.fp) { 268*0Sstevel@tonic-gate if (fseek(pvt->sv.fp, 0L, SEEK_SET) == 0) 269*0Sstevel@tonic-gate return; 270*0Sstevel@tonic-gate (void)fclose(pvt->sv.fp); 271*0Sstevel@tonic-gate pvt->sv.fp = NULL; 272*0Sstevel@tonic-gate } 273*0Sstevel@tonic-gate #ifdef IRS_LCL_SV_DB 274*0Sstevel@tonic-gate pvt->dbf = R_FIRST; 275*0Sstevel@tonic-gate if (pvt->dbh != NULL) 276*0Sstevel@tonic-gate return; 277*0Sstevel@tonic-gate pvt->dbh = dbopen(_PATH_SERVICES_DB, O_RDONLY,O_RDONLY,DB_BTREE, NULL); 278*0Sstevel@tonic-gate if (pvt->dbh != NULL) { 279*0Sstevel@tonic-gate if (fcntl((*pvt->dbh->fd)(pvt->dbh), F_SETFD, 1) < 0) { 280*0Sstevel@tonic-gate (*pvt->dbh->close)(pvt->dbh); 281*0Sstevel@tonic-gate pvt->dbh = NULL; 282*0Sstevel@tonic-gate } 283*0Sstevel@tonic-gate return; 284*0Sstevel@tonic-gate } 285*0Sstevel@tonic-gate #endif 286*0Sstevel@tonic-gate if ((pvt->sv.fp = fopen(_PATH_SERVICES, "r")) == NULL) 287*0Sstevel@tonic-gate return; 288*0Sstevel@tonic-gate if (fcntl(fileno(pvt->sv.fp), F_SETFD, 1) < 0) { 289*0Sstevel@tonic-gate (void)fclose(pvt->sv.fp); 290*0Sstevel@tonic-gate pvt->sv.fp = NULL; 291*0Sstevel@tonic-gate } 292*0Sstevel@tonic-gate } 293*0Sstevel@tonic-gate 294*0Sstevel@tonic-gate static struct servent * 295*0Sstevel@tonic-gate sv_next(struct irs_sv *this) { 296*0Sstevel@tonic-gate struct pvt *pvt = (struct pvt *)this->private; 297*0Sstevel@tonic-gate 298*0Sstevel@tonic-gate #ifdef IRS_LCL_SV_DB 299*0Sstevel@tonic-gate if (pvt->dbh == NULL && pvt->sv.fp == NULL) 300*0Sstevel@tonic-gate #else 301*0Sstevel@tonic-gate if (pvt->sv.fp == NULL) 302*0Sstevel@tonic-gate #endif 303*0Sstevel@tonic-gate sv_rewind(this); 304*0Sstevel@tonic-gate 305*0Sstevel@tonic-gate #ifdef IRS_LCL_SV_DB 306*0Sstevel@tonic-gate if (pvt->dbh != NULL) { 307*0Sstevel@tonic-gate DBT key, data; 308*0Sstevel@tonic-gate 309*0Sstevel@tonic-gate while ((*pvt->dbh->seq)(pvt->dbh, &key, &data, pvt->dbf) == 0){ 310*0Sstevel@tonic-gate pvt->dbf = R_NEXT; 311*0Sstevel@tonic-gate if (((char *)key.data)[0]) 312*0Sstevel@tonic-gate continue; 313*0Sstevel@tonic-gate return (sv_db_rec(&pvt->sv, &key, &data)); 314*0Sstevel@tonic-gate } 315*0Sstevel@tonic-gate } 316*0Sstevel@tonic-gate #endif 317*0Sstevel@tonic-gate 318*0Sstevel@tonic-gate if (pvt->sv.fp == NULL) 319*0Sstevel@tonic-gate return (NULL); 320*0Sstevel@tonic-gate return (irs_lclsv_fnxt(&pvt->sv)); 321*0Sstevel@tonic-gate } 322*0Sstevel@tonic-gate 323*0Sstevel@tonic-gate static void 324*0Sstevel@tonic-gate sv_minimize(struct irs_sv *this) { 325*0Sstevel@tonic-gate struct pvt *pvt = (struct pvt *)this->private; 326*0Sstevel@tonic-gate 327*0Sstevel@tonic-gate #ifdef IRS_LCL_SV_DB 328*0Sstevel@tonic-gate if (pvt->dbh != NULL) { 329*0Sstevel@tonic-gate (*pvt->dbh->close)(pvt->dbh); 330*0Sstevel@tonic-gate pvt->dbh = NULL; 331*0Sstevel@tonic-gate } 332*0Sstevel@tonic-gate #endif 333*0Sstevel@tonic-gate if (pvt->sv.fp != NULL) { 334*0Sstevel@tonic-gate (void)fclose(pvt->sv.fp); 335*0Sstevel@tonic-gate pvt->sv.fp = NULL; 336*0Sstevel@tonic-gate } 337*0Sstevel@tonic-gate } 338*0Sstevel@tonic-gate 339*0Sstevel@tonic-gate /* Quasipublic. */ 340*0Sstevel@tonic-gate 341*0Sstevel@tonic-gate struct servent * 342*0Sstevel@tonic-gate irs_lclsv_fnxt(struct lcl_sv *sv) { 343*0Sstevel@tonic-gate char *p, *cp, **q; 344*0Sstevel@tonic-gate 345*0Sstevel@tonic-gate again: 346*0Sstevel@tonic-gate if ((p = fgets(sv->line, BUFSIZ, sv->fp)) == NULL) 347*0Sstevel@tonic-gate return (NULL); 348*0Sstevel@tonic-gate if (*p == '#') 349*0Sstevel@tonic-gate goto again; 350*0Sstevel@tonic-gate sv->serv.s_name = p; 351*0Sstevel@tonic-gate while (*p && *p != '\n' && *p != ' ' && *p != '\t' && *p != '#') 352*0Sstevel@tonic-gate ++p; 353*0Sstevel@tonic-gate if (*p == '\0' || *p == '#' || *p == '\n') 354*0Sstevel@tonic-gate goto again; 355*0Sstevel@tonic-gate *p++ = '\0'; 356*0Sstevel@tonic-gate while (*p == ' ' || *p == '\t') 357*0Sstevel@tonic-gate p++; 358*0Sstevel@tonic-gate if (*p == '\0' || *p == '#' || *p == '\n') 359*0Sstevel@tonic-gate goto again; 360*0Sstevel@tonic-gate sv->serv.s_port = htons((u_short)strtol(p, &cp, 10)); 361*0Sstevel@tonic-gate if (cp == p || (*cp != '/' && *cp != ',')) 362*0Sstevel@tonic-gate goto again; 363*0Sstevel@tonic-gate p = cp + 1; 364*0Sstevel@tonic-gate sv->serv.s_proto = p; 365*0Sstevel@tonic-gate 366*0Sstevel@tonic-gate q = sv->serv.s_aliases = sv->serv_aliases; 367*0Sstevel@tonic-gate 368*0Sstevel@tonic-gate while (*p && *p != '\n' && *p != ' ' && *p != '\t' && *p != '#') 369*0Sstevel@tonic-gate ++p; 370*0Sstevel@tonic-gate 371*0Sstevel@tonic-gate while (*p == ' ' || *p == '\t') { 372*0Sstevel@tonic-gate *p++ = '\0'; 373*0Sstevel@tonic-gate while (*p == ' ' || *p == '\t') 374*0Sstevel@tonic-gate ++p; 375*0Sstevel@tonic-gate if (*p == '\0' || *p == '#' || *p == '\n') 376*0Sstevel@tonic-gate break; 377*0Sstevel@tonic-gate if (q < &sv->serv_aliases[IRS_SV_MAXALIASES - 1]) 378*0Sstevel@tonic-gate *q++ = p; 379*0Sstevel@tonic-gate while (*p && *p != '\n' && *p != ' ' && *p != '\t' && *p != '#') 380*0Sstevel@tonic-gate ++p; 381*0Sstevel@tonic-gate } 382*0Sstevel@tonic-gate 383*0Sstevel@tonic-gate *p = '\0'; 384*0Sstevel@tonic-gate *q = NULL; 385*0Sstevel@tonic-gate return (&sv->serv); 386*0Sstevel@tonic-gate } 387*0Sstevel@tonic-gate 388*0Sstevel@tonic-gate /* Private. */ 389*0Sstevel@tonic-gate 390*0Sstevel@tonic-gate #ifdef IRS_LCL_SV_DB 391*0Sstevel@tonic-gate static struct servent * 392*0Sstevel@tonic-gate sv_db_rec(struct lcl_sv *sv, DBT *key, DBT *data) { 393*0Sstevel@tonic-gate char *p, **q; 394*0Sstevel@tonic-gate int n; 395*0Sstevel@tonic-gate 396*0Sstevel@tonic-gate p = data->data; 397*0Sstevel@tonic-gate p[data->size - 1] = '\0'; /* should be, but we depend on it */ 398*0Sstevel@tonic-gate 399*0Sstevel@tonic-gate if (((char *)key->data)[0] == '\0') { 400*0Sstevel@tonic-gate if (key->size < sizeof(u_short)*2 || data->size < 2) 401*0Sstevel@tonic-gate return (NULL); 402*0Sstevel@tonic-gate sv->serv.s_port = ((u_short *)key->data)[1]; 403*0Sstevel@tonic-gate n = strlen(p) + 1; 404*0Sstevel@tonic-gate if ((size_t)n > sizeof(sv->line)) { 405*0Sstevel@tonic-gate n = sizeof(sv->line); 406*0Sstevel@tonic-gate } 407*0Sstevel@tonic-gate memcpy(sv->line, p, n); 408*0Sstevel@tonic-gate sv->serv.s_name = sv->line; 409*0Sstevel@tonic-gate if ((sv->serv.s_proto = strchr(sv->line, '/')) != NULL) 410*0Sstevel@tonic-gate *(sv->serv.s_proto)++ = '\0'; 411*0Sstevel@tonic-gate p += n; 412*0Sstevel@tonic-gate data->size -= n; 413*0Sstevel@tonic-gate } else { 414*0Sstevel@tonic-gate if (data->size < sizeof(u_short) + 1) 415*0Sstevel@tonic-gate return (NULL); 416*0Sstevel@tonic-gate if (key->size > sizeof(sv->line)) 417*0Sstevel@tonic-gate key->size = sizeof(sv->line); 418*0Sstevel@tonic-gate ((char *)key->data)[key->size - 1] = '\0'; 419*0Sstevel@tonic-gate memcpy(sv->line, key->data, key->size); 420*0Sstevel@tonic-gate sv->serv.s_name = sv->line; 421*0Sstevel@tonic-gate if ((sv->serv.s_proto = strchr(sv->line, '/')) != NULL) 422*0Sstevel@tonic-gate *(sv->serv.s_proto)++ = '\0'; 423*0Sstevel@tonic-gate sv->serv.s_port = *(u_short *)data->data; 424*0Sstevel@tonic-gate p += sizeof(u_short); 425*0Sstevel@tonic-gate data->size -= sizeof(u_short); 426*0Sstevel@tonic-gate } 427*0Sstevel@tonic-gate q = sv->serv.s_aliases = sv->serv_aliases; 428*0Sstevel@tonic-gate while (data->size > 0 && q < &sv->serv_aliases[IRS_SV_MAXALIASES - 1]) { 429*0Sstevel@tonic-gate 430*0Sstevel@tonic-gate *q++ = p; 431*0Sstevel@tonic-gate n = strlen(p) + 1; 432*0Sstevel@tonic-gate data->size -= n; 433*0Sstevel@tonic-gate p += n; 434*0Sstevel@tonic-gate } 435*0Sstevel@tonic-gate *q = NULL; 436*0Sstevel@tonic-gate return (&sv->serv); 437*0Sstevel@tonic-gate } 438*0Sstevel@tonic-gate #endif 439