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 * nsswitch_priv.h 28 * 29 * The original switch low level interface to switch was defined in 30 * /usr/include/nsswitch.h. Although it was marked "Project Private", 31 * it was none-the-less "exposed" and used by several apps. This 32 * file, nsswitch_priv.h will *not* go in /usr/include to limit "exposure" 33 * and contains new versions of the switch low level interface. 34 * 35 * This is a Project Private interface. It may change in future releases. 36 */ 37 38 #ifndef _NSSWITCH_PRIV_H 39 #define _NSSWITCH_PRIV_H 40 41 #pragma ident "%Z%%M% %I% %E% SMI" 42 43 #include <nsswitch.h> 44 45 #ifdef __cplusplus 46 extern "C" { 47 #endif 48 49 50 #define __NSW_STD_ERRS_V1 5 /* V1 number of reserved errors */ 51 52 /* 53 * Results: the first of which are from /usr/include/nsswitch.h 54 * 55 * #define __NSW_SUCCESS 0 found the required data 56 * #define __NSW_NOTFOUND 1 the naming service returned lookup failure 57 * #define __NSW_UNAVAIL 2 could not call the naming service 58 * #define __NSW_TRYAGAIN 3 bind error to suggest a retry 59 */ 60 61 /* nis server in dns forwarding mode and dns server non-response */ 62 #define __NSW_NISSERVDNS_TRYAGAIN 4 63 64 /* 65 * Actions: the first of which are from /usr/include/nsswitch.h 66 * 67 * #define __NSW_CONTINUE 0 the action is to continue to next service 68 * #define __NSW_RETURN 1 the action is to return to the user 69 */ 70 71 /* the action is to retry the request until we get an answer */ 72 #define __NSW_TRYAGAIN_FOREVER 2 73 /* the action is to retry the request N times maximum */ 74 #define __NSW_TRYAGAIN_NTIMES 3 75 /* retried N times so disable try-again until service is restored */ 76 #define __NSW_TRYAGAIN_PAUSED 4 77 78 /* is this action available to all switch errs? */ 79 #define __NSW_COMMON_ACTION(act)\ 80 (((act) == __NSW_CONTINUE) || ((act) == __NSW_RETURN)) 81 82 #define __NSW_SUCCESS_ACTION(act) __NSW_COMMON_ACTION(act) 83 #define __NSW_NOTFOUND_ACTION(act) __NSW_COMMON_ACTION(act) 84 #define __NSW_UNAVAIL_ACTION(act) __NSW_COMMON_ACTION(act) 85 #define __NSW_TRYAGAIN_ACTION(act) \ 86 (__NSW_COMMON_ACTION(act) || \ 87 ((act) == __NSW_TRYAGAIN_FOREVER) || \ 88 ((act) == __NSW_TRYAGAIN_NTIMES)) 89 #define __NSW_UNPAUSE_ACTION(act)\ 90 (((act) == __NSW_TRYAGAIN_PAUSED) && ((act) = __NSW_TRYAGAIN_NTIMES)) 91 92 #define __NSW_STR_FOREVER "forever" 93 94 #ifdef __NSS_PRIVATE_INTERFACE 95 96 struct __nsw_lookup_v1 { 97 char *service_name; 98 action_t actions[__NSW_STD_ERRS_V1]; 99 int max_retries; /* for TRYAGAIN=N */ 100 struct __nsw_long_err *long_errs; 101 struct __nsw_lookup_v1 *next; 102 }; 103 104 struct __nsw_switchconfig_v1 { 105 int vers; 106 char *dbase; 107 int num_lookups; 108 struct __nsw_lookup_v1 *lookups; 109 }; 110 111 #define __NSW_ACTION_V1(lkp, err) \ 112 ((lkp)->next == NULL ? \ 113 __NSW_RETURN \ 114 : \ 115 ((err) >= 0 && (err) < __NSW_STD_ERRS_V1 ? \ 116 (lkp)->actions[err] \ 117 : \ 118 __nsw_extended_action_v1(lkp, err))) 119 120 121 struct __nsw_switchconfig_v1 *__nsw_getconfig_v1 122 (const char *, enum __nsw_parse_err *); 123 int __nsw_freeconfig_v1(struct __nsw_switchconfig_v1 *); 124 action_t __nsw_extended_action_v1(struct __nsw_lookup_v1 *, int); 125 126 #endif /* __NSS_PRIVATE_INTERFACE */ 127 128 #ifdef __cplusplus 129 } 130 #endif 131 132 #endif /* _NSSWITCH_PRIV_H */ 133