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 * Copyright 1997 Sun Microsystems, Inc. All rights reserved. 23*0Sstevel@tonic-gate * Use is subject to license terms. 24*0Sstevel@tonic-gate */ 25*0Sstevel@tonic-gate 26*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 27*0Sstevel@tonic-gate 28*0Sstevel@tonic-gate #include <stdio.h> 29*0Sstevel@tonic-gate #include <string.h> 30*0Sstevel@tonic-gate #include <ctype.h> 31*0Sstevel@tonic-gate #include <sys/types.h> 32*0Sstevel@tonic-gate #include <nss_dbdefs.h> 33*0Sstevel@tonic-gate 34*0Sstevel@tonic-gate static int str2bootent(const char *, int, void *, char *, int); 35*0Sstevel@tonic-gate 36*0Sstevel@tonic-gate static DEFINE_NSS_DB_ROOT(db_root); 37*0Sstevel@tonic-gate 38*0Sstevel@tonic-gate static void 39*0Sstevel@tonic-gate _nss_initf_bootparams(nss_db_params_t *p) 40*0Sstevel@tonic-gate { 41*0Sstevel@tonic-gate p->name = NSS_DBNAM_BOOTPARAMS; 42*0Sstevel@tonic-gate p->default_config = NSS_DEFCONF_BOOTPARAMS; 43*0Sstevel@tonic-gate } 44*0Sstevel@tonic-gate 45*0Sstevel@tonic-gate int 46*0Sstevel@tonic-gate bootparams_getbyname( 47*0Sstevel@tonic-gate char *name, /* lookup key */ 48*0Sstevel@tonic-gate char *linebuf, /* buffer to put the answer in */ 49*0Sstevel@tonic-gate int linelen /* max # of bytes to put into linebuf */ 50*0Sstevel@tonic-gate ) 51*0Sstevel@tonic-gate { 52*0Sstevel@tonic-gate nss_XbyY_args_t arg; 53*0Sstevel@tonic-gate nss_status_t res; 54*0Sstevel@tonic-gate 55*0Sstevel@tonic-gate NSS_XbyY_INIT(&arg, linebuf, linebuf, linelen, str2bootent); 56*0Sstevel@tonic-gate arg.key.name = name; 57*0Sstevel@tonic-gate res = nss_search(&db_root, _nss_initf_bootparams, 58*0Sstevel@tonic-gate NSS_DBOP_BOOTPARAMS_BYNAME, &arg); 59*0Sstevel@tonic-gate (void) NSS_XbyY_FINI(&arg); 60*0Sstevel@tonic-gate return (arg.status = res); 61*0Sstevel@tonic-gate } 62*0Sstevel@tonic-gate 63*0Sstevel@tonic-gate /* 64*0Sstevel@tonic-gate * Return values: 0 = success, 1 = parse error, 2 = erange ... 65*0Sstevel@tonic-gate * The structure pointer passed in is a buffer in the caller's space. 66*0Sstevel@tonic-gate * instring and buffer should be separate areas. 67*0Sstevel@tonic-gate * The calling routine does all the real parsing; we just check limits and 68*0Sstevel@tonic-gate * store the entry in the buffer we were passed by the caller. 69*0Sstevel@tonic-gate * NOTE: we expect the data we're passed (in instr) has had the host's name 70*0Sstevel@tonic-gate * stripped off the begining. 71*0Sstevel@tonic-gate */ 72*0Sstevel@tonic-gate /* ARGSUSED */ 73*0Sstevel@tonic-gate static int 74*0Sstevel@tonic-gate str2bootent( 75*0Sstevel@tonic-gate const char *instr, 76*0Sstevel@tonic-gate int lenstr, 77*0Sstevel@tonic-gate void *ent, /* really (char *) */ 78*0Sstevel@tonic-gate char *buffer, 79*0Sstevel@tonic-gate int buflen 80*0Sstevel@tonic-gate ) 81*0Sstevel@tonic-gate { 82*0Sstevel@tonic-gate const char *p, *limit; 83*0Sstevel@tonic-gate 84*0Sstevel@tonic-gate if ((instr >= buffer && (buffer + buflen) > instr) || 85*0Sstevel@tonic-gate (buffer >= instr && (instr + lenstr) > buffer)) { 86*0Sstevel@tonic-gate return (NSS_STR_PARSE_PARSE); 87*0Sstevel@tonic-gate } 88*0Sstevel@tonic-gate p = instr; 89*0Sstevel@tonic-gate limit = p + lenstr; 90*0Sstevel@tonic-gate 91*0Sstevel@tonic-gate /* Skip over leading whitespace */ 92*0Sstevel@tonic-gate while (p < limit && isspace(*p)) { 93*0Sstevel@tonic-gate p++; 94*0Sstevel@tonic-gate } 95*0Sstevel@tonic-gate if (p >= limit) { 96*0Sstevel@tonic-gate /* Syntax error -- no data! */ 97*0Sstevel@tonic-gate return (NSS_STR_PARSE_PARSE); 98*0Sstevel@tonic-gate } 99*0Sstevel@tonic-gate lenstr -= (p - instr); 100*0Sstevel@tonic-gate if (buflen <= lenstr) { /* not enough buffer */ 101*0Sstevel@tonic-gate return (NSS_STR_PARSE_ERANGE); 102*0Sstevel@tonic-gate } 103*0Sstevel@tonic-gate (void) memcpy(buffer, p, lenstr); 104*0Sstevel@tonic-gate buffer[lenstr] = '\0'; 105*0Sstevel@tonic-gate 106*0Sstevel@tonic-gate return (NSS_STR_PARSE_SUCCESS); 107*0Sstevel@tonic-gate } 108