1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 /* 22 * Copyright 2006 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 /* 27 * Routines to handle tsol_getrhbyaddr calls in nscd 28 */ 29 30 #include <string.h> 31 #include <stdlib.h> 32 #include <sys/types.h> 33 #include <libtsnet.h> 34 #include "cache.h" 35 36 #define tsol_rh_db ctx->nsc_db[0] 37 38 #define NSC_NAME_TSOL_RH_BYADDR "tsol_getrhbyaddr" 39 40 static int tsol_rh_compar(const void *, const void *); 41 static uint_t tsol_rh_gethash(nss_XbyY_key_t *, int); 42 static void tsol_rh_getlogstr(char *, char *, size_t, nss_XbyY_args_t *); 43 44 void 45 tnrhdb_init_ctx(nsc_ctx_t *ctx) { 46 ctx->dbname = NSS_DBNAM_TSOL_RH; 47 ctx->db_count = 1; 48 ctx->file_name = TNRHDB_PATH; 49 50 tsol_rh_db = make_cache(nsc_key_other, 51 NSS_DBOP_TSOL_RH_BYADDR, 52 NSC_NAME_TSOL_RH_BYADDR, 53 tsol_rh_compar, 54 tsol_rh_getlogstr, 55 tsol_rh_gethash, nsc_ht_default, -1); 56 } 57 58 static void 59 tsol_rh_getlogstr(char *name, char *whoami, size_t len, 60 nss_XbyY_args_t *argp) { 61 62 (void) snprintf(whoami, len, "%s [key=%s, len=%d, addrtype=%d]", 63 name, argp->key.hostaddr.addr, argp->key.hostaddr.len, 64 argp->key.hostaddr.type); 65 } 66 67 static int 68 tsol_rh_compar(const void *n1, const void *n2) { 69 nsc_entry_t *e1, *e2; 70 int res, l1, l2; 71 72 e1 = (nsc_entry_t *)n1; 73 e2 = (nsc_entry_t *)n2; 74 75 if (e1->key.hostaddr.type > e2->key.hostaddr.type) 76 return (1); 77 else if (e1->key.hostaddr.type < e2->key.hostaddr.type) 78 return (-1); 79 80 l1 = strlen(e1->key.hostaddr.addr); 81 l2 = strlen(e2->key.hostaddr.addr); 82 res = strncasecmp(e1->key.hostaddr.addr, e2->key.hostaddr.addr, 83 (l1 > l2)?l1:l2); 84 return (_NSC_INT_KEY_CMP(res, 0)); 85 } 86 87 static uint_t 88 tsol_rh_gethash(nss_XbyY_key_t *key, int htsize) { 89 return (db_gethash(key->hostaddr.addr, 90 strlen(key->hostaddr.addr), htsize)); 91 } 92