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 5*3957Sth199096 * Common Development and Distribution License (the "License"). 6*3957Sth199096 * 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 */ 21*3957Sth199096 220Sstevel@tonic-gate /* 23*3957Sth199096 * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 240Sstevel@tonic-gate * Use is subject to license terms. 250Sstevel@tonic-gate */ 260Sstevel@tonic-gate 270Sstevel@tonic-gate /* Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T */ 280Sstevel@tonic-gate /* All Rights Reserved */ 290Sstevel@tonic-gate 300Sstevel@tonic-gate /* 310Sstevel@tonic-gate * Portions of this source code were derived from Berkeley 4.3 BSD 320Sstevel@tonic-gate * under license from the Regents of the University of California. 330Sstevel@tonic-gate */ 340Sstevel@tonic-gate 350Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 360Sstevel@tonic-gate 370Sstevel@tonic-gate #include <stdio.h> 380Sstevel@tonic-gate #include <stdlib.h> 390Sstevel@tonic-gate #include <string.h> 400Sstevel@tonic-gate #include <unistd.h> 41*3957Sth199096 #include <sharefs/share.h> 420Sstevel@tonic-gate #include "sharetab.h" 430Sstevel@tonic-gate 440Sstevel@tonic-gate /* 450Sstevel@tonic-gate * Get an entry from the share table. 460Sstevel@tonic-gate * There should be at least 4 fields: 470Sstevel@tonic-gate * 480Sstevel@tonic-gate * pathname resource fstype options [ description ] 490Sstevel@tonic-gate * 500Sstevel@tonic-gate * A fifth field (description) is optional. 510Sstevel@tonic-gate * 520Sstevel@tonic-gate * Returns: 530Sstevel@tonic-gate * > 1 valid entry 540Sstevel@tonic-gate * = 0 end of file 550Sstevel@tonic-gate * < 0 error 560Sstevel@tonic-gate */ 570Sstevel@tonic-gate int 58*3957Sth199096 getshare(FILE *fd, share_t **shp) 590Sstevel@tonic-gate { 600Sstevel@tonic-gate static char *line = NULL; 61*3957Sth199096 static share_t *sh = NULL; 620Sstevel@tonic-gate char *p; 630Sstevel@tonic-gate char *lasts; 640Sstevel@tonic-gate char *w = " \t"; 650Sstevel@tonic-gate 660Sstevel@tonic-gate if (line == NULL) { 670Sstevel@tonic-gate line = (char *)malloc(MAXBUFSIZE+1); 680Sstevel@tonic-gate if (line == NULL) 690Sstevel@tonic-gate return (-1); 700Sstevel@tonic-gate } 710Sstevel@tonic-gate if (sh == NULL) { 72*3957Sth199096 sh = (share_t *)malloc(sizeof (*sh)); 730Sstevel@tonic-gate if (sh == NULL) 740Sstevel@tonic-gate return (-1); 750Sstevel@tonic-gate } 760Sstevel@tonic-gate 770Sstevel@tonic-gate p = fgets(line, MAXBUFSIZE, fd); 780Sstevel@tonic-gate if (p == NULL) 790Sstevel@tonic-gate return (0); 800Sstevel@tonic-gate line[strlen(line) - 1] = '\0'; 810Sstevel@tonic-gate 820Sstevel@tonic-gate sh->sh_path = (char *)strtok_r(p, w, &lasts); 830Sstevel@tonic-gate if (sh->sh_path == NULL) 840Sstevel@tonic-gate return (-3); 850Sstevel@tonic-gate sh->sh_res = (char *)strtok_r(NULL, w, &lasts); 860Sstevel@tonic-gate if (sh->sh_res == NULL) 870Sstevel@tonic-gate return (-3); 880Sstevel@tonic-gate sh->sh_fstype = (char *)strtok_r(NULL, w, &lasts); 890Sstevel@tonic-gate if (sh->sh_fstype == NULL) 900Sstevel@tonic-gate return (-3); 910Sstevel@tonic-gate sh->sh_opts = (char *)strtok_r(NULL, w, &lasts); 920Sstevel@tonic-gate if (sh->sh_opts == NULL) 930Sstevel@tonic-gate return (-3); 940Sstevel@tonic-gate sh->sh_descr = (char *)strtok_r(NULL, "", &lasts); 950Sstevel@tonic-gate if (sh->sh_descr == NULL) 960Sstevel@tonic-gate sh->sh_descr = ""; 970Sstevel@tonic-gate 980Sstevel@tonic-gate *shp = sh; 990Sstevel@tonic-gate return (1); 1000Sstevel@tonic-gate } 1010Sstevel@tonic-gate 102*3957Sth199096 share_t * 103*3957Sth199096 sharedup(share_t *sh) 1040Sstevel@tonic-gate { 105*3957Sth199096 share_t *nsh; 1060Sstevel@tonic-gate 107*3957Sth199096 nsh = (share_t *)calloc(1, sizeof (*nsh)); 1080Sstevel@tonic-gate if (nsh == NULL) 1090Sstevel@tonic-gate return (NULL); 1100Sstevel@tonic-gate 1110Sstevel@tonic-gate if (sh->sh_path) { 1120Sstevel@tonic-gate nsh->sh_path = strdup(sh->sh_path); 1130Sstevel@tonic-gate if (nsh->sh_path == NULL) 1140Sstevel@tonic-gate goto alloc_failed; 1150Sstevel@tonic-gate } 1160Sstevel@tonic-gate 1170Sstevel@tonic-gate if (sh->sh_res) { 1180Sstevel@tonic-gate nsh->sh_res = strdup(sh->sh_res); 1190Sstevel@tonic-gate if (nsh->sh_res == NULL) 1200Sstevel@tonic-gate goto alloc_failed; 1210Sstevel@tonic-gate } 1220Sstevel@tonic-gate if (sh->sh_fstype) { 1230Sstevel@tonic-gate nsh->sh_fstype = strdup(sh->sh_fstype); 1240Sstevel@tonic-gate if (nsh->sh_fstype == NULL) 1250Sstevel@tonic-gate goto alloc_failed; 1260Sstevel@tonic-gate } 1270Sstevel@tonic-gate if (sh->sh_opts) { 1280Sstevel@tonic-gate nsh->sh_opts = strdup(sh->sh_opts); 1290Sstevel@tonic-gate if (nsh->sh_opts == NULL) 1300Sstevel@tonic-gate goto alloc_failed; 1310Sstevel@tonic-gate } 1320Sstevel@tonic-gate if (sh->sh_descr) { 1330Sstevel@tonic-gate nsh->sh_descr = strdup(sh->sh_descr); 1340Sstevel@tonic-gate if (nsh->sh_descr == NULL) 1350Sstevel@tonic-gate goto alloc_failed; 1360Sstevel@tonic-gate } 1370Sstevel@tonic-gate return (nsh); 1380Sstevel@tonic-gate 1390Sstevel@tonic-gate alloc_failed: 1400Sstevel@tonic-gate sharefree(nsh); 1410Sstevel@tonic-gate return (NULL); 1420Sstevel@tonic-gate } 1430Sstevel@tonic-gate 1440Sstevel@tonic-gate void 145*3957Sth199096 sharefree(share_t *sh) 1460Sstevel@tonic-gate { 1470Sstevel@tonic-gate if (sh->sh_path != NULL) 1480Sstevel@tonic-gate free(sh->sh_path); 1490Sstevel@tonic-gate if (sh->sh_res != NULL) 1500Sstevel@tonic-gate free(sh->sh_res); 1510Sstevel@tonic-gate if (sh->sh_fstype != NULL) 1520Sstevel@tonic-gate free(sh->sh_fstype); 1530Sstevel@tonic-gate if (sh->sh_opts != NULL) 1540Sstevel@tonic-gate free(sh->sh_opts); 1550Sstevel@tonic-gate if (sh->sh_descr != NULL) 1560Sstevel@tonic-gate free(sh->sh_descr); 1570Sstevel@tonic-gate free(sh); 1580Sstevel@tonic-gate } 1590Sstevel@tonic-gate 1600Sstevel@tonic-gate /* 1610Sstevel@tonic-gate * Return the value after "=" for option "opt" 1620Sstevel@tonic-gate * in option string "optlist". Caller must 1630Sstevel@tonic-gate * free returned value. 1640Sstevel@tonic-gate */ 1650Sstevel@tonic-gate char * 166*3957Sth199096 getshareopt(char *optlist, char *opt) 1670Sstevel@tonic-gate { 1680Sstevel@tonic-gate char *p, *pe; 1690Sstevel@tonic-gate char *b; 1700Sstevel@tonic-gate char *bb; 1710Sstevel@tonic-gate char *lasts; 1720Sstevel@tonic-gate char *val = NULL; 1730Sstevel@tonic-gate 1740Sstevel@tonic-gate b = bb = strdup(optlist); 1750Sstevel@tonic-gate if (b == NULL) 1760Sstevel@tonic-gate return (NULL); 1770Sstevel@tonic-gate 1780Sstevel@tonic-gate while (p = (char *)strtok_r(b, ",", &lasts)) { 1790Sstevel@tonic-gate b = NULL; 1800Sstevel@tonic-gate if (pe = strchr(p, '=')) { 1810Sstevel@tonic-gate *pe = '\0'; 1820Sstevel@tonic-gate if (strcmp(opt, p) == 0) { 1830Sstevel@tonic-gate val = strdup(pe + 1); 1840Sstevel@tonic-gate goto done; 1850Sstevel@tonic-gate } 1860Sstevel@tonic-gate } 1870Sstevel@tonic-gate if (strcmp(opt, p) == 0) { 1880Sstevel@tonic-gate val = strdup(""); 1890Sstevel@tonic-gate goto done; 1900Sstevel@tonic-gate } 1910Sstevel@tonic-gate } 1920Sstevel@tonic-gate done: 1930Sstevel@tonic-gate free(bb); 1940Sstevel@tonic-gate return (val); 1950Sstevel@tonic-gate } 196