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, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright (c) 1999-2000 by Sun Microsystems, Inc. 24 * All rights reserved. 25 */ 26 27 #pragma ident "%Z%%M% %I% %E% SMI" 28 29 #include <sys/types.h> 30 #include <project.h> 31 #include <string.h> 32 #include "files_common.h" 33 34 static uint_t 35 hash_projname(nss_XbyY_args_t *argp, int keyhash) { 36 struct project *p = argp->returnval; 37 const char *name = keyhash ? argp->key.name : p->pj_name; 38 uint_t hash = 0; 39 40 while (*name != 0) 41 hash = hash * 15 + *name++; 42 43 return (hash); 44 } 45 46 static uint_t 47 hash_projid(nss_XbyY_args_t *argp, int keyhash) { 48 struct project *p = argp->returnval; 49 return (keyhash ? (uint_t)argp->key.projid : (uint_t)p->pj_projid); 50 } 51 52 static files_hash_func hash_proj[2] = { 53 hash_projname, 54 hash_projid 55 }; 56 57 static files_hash_t hashinfo = { 58 DEFAULTMUTEX, 59 sizeof (struct project), 60 NSS_BUFLEN_PROJECT, 61 2, 62 hash_proj 63 }; 64 65 static int 66 check_projname(nss_XbyY_args_t *argp) { 67 struct project *p = argp->returnval; 68 69 if (p->pj_name == 0) 70 return (0); 71 return (strcmp(p->pj_name, argp->key.name) == 0); 72 } 73 74 static int 75 check_projid(nss_XbyY_args_t *argp) { 76 struct project *p = argp->returnval; 77 78 if (p->pj_name == 0) 79 return (0); 80 return (p->pj_projid == argp->key.projid); 81 } 82 83 static nss_status_t 84 getbyname(files_backend_ptr_t be, void *a) { 85 return (_nss_files_XY_hash(be, a, 0, &hashinfo, 0, check_projname)); 86 } 87 88 static nss_status_t 89 getbyprojid(files_backend_ptr_t be, void *a) { 90 return (_nss_files_XY_hash(be, a, 0, &hashinfo, 1, check_projid)); 91 } 92 93 static files_backend_op_t project_ops[] = { 94 _nss_files_destr, 95 _nss_files_endent, 96 _nss_files_setent, 97 _nss_files_getent_rigid, 98 getbyname, 99 getbyprojid 100 }; 101 102 /*ARGSUSED*/ 103 nss_backend_t * 104 _nss_files_project_constr(dummy1, dummy2, dummy3) 105 const char *dummy1, *dummy2, *dummy3; 106 { 107 return (_nss_files_constr(project_ops, 108 sizeof (project_ops) / sizeof (project_ops[0]), 109 PROJF_PATH, 110 NSS_LINELEN_PROJECT, 111 &hashinfo)); 112 } 113