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 /* 23*0Sstevel@tonic-gate * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate #ifndef _NFSID_MAP_H 28*0Sstevel@tonic-gate #define _NFSID_MAP_H 29*0Sstevel@tonic-gate 30*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 31*0Sstevel@tonic-gate 32*0Sstevel@tonic-gate #ifndef _KERNEL 33*0Sstevel@tonic-gate #include <stddef.h> 34*0Sstevel@tonic-gate #endif 35*0Sstevel@tonic-gate #include <sys/sysmacros.h> 36*0Sstevel@tonic-gate #include <sys/types.h> 37*0Sstevel@tonic-gate 38*0Sstevel@tonic-gate /* 39*0Sstevel@tonic-gate * NFSv4 id mapping daemon 40*0Sstevel@tonic-gate * 41*0Sstevel@tonic-gate * This daemon is used by the kernel to map strings in the form 42*0Sstevel@tonic-gate * "user@dns_domain" from an integer form or vice-versa. The daemon 43*0Sstevel@tonic-gate * uses the system configured name services for the mapping. 44*0Sstevel@tonic-gate * 45*0Sstevel@tonic-gate * The status results determines if a mapping was successful. 46*0Sstevel@tonic-gate * 47*0Sstevel@tonic-gate * The mapping is cached in the kernel, so that expensive upcalls are 48*0Sstevel@tonic-gate * reduced to a minimum. 49*0Sstevel@tonic-gate */ 50*0Sstevel@tonic-gate 51*0Sstevel@tonic-gate #ifdef __cplusplus 52*0Sstevel@tonic-gate extern "C" { 53*0Sstevel@tonic-gate #endif 54*0Sstevel@tonic-gate 55*0Sstevel@tonic-gate /* 56*0Sstevel@tonic-gate * mapid commands 57*0Sstevel@tonic-gate */ 58*0Sstevel@tonic-gate #define NFSMAPID_STR_UID 1 59*0Sstevel@tonic-gate #define NFSMAPID_UID_STR 2 60*0Sstevel@tonic-gate #define NFSMAPID_STR_GID 3 61*0Sstevel@tonic-gate #define NFSMAPID_GID_STR 4 62*0Sstevel@tonic-gate 63*0Sstevel@tonic-gate /* 64*0Sstevel@tonic-gate * We are passing in arguments in a variable length struct 65*0Sstevel@tonic-gate * similar to a dirent_t. We break apart a utf8string into 66*0Sstevel@tonic-gate * its components and allocate a struct long enough to hold 67*0Sstevel@tonic-gate * the string and a NUL terminator. The caller must ensure the 68*0Sstevel@tonic-gate * terminator is set. 69*0Sstevel@tonic-gate */ 70*0Sstevel@tonic-gate struct mapid_arg { 71*0Sstevel@tonic-gate uint_t cmd; 72*0Sstevel@tonic-gate union { 73*0Sstevel@tonic-gate uid_t uid; 74*0Sstevel@tonic-gate gid_t gid; 75*0Sstevel@tonic-gate int len; 76*0Sstevel@tonic-gate } u_arg; 77*0Sstevel@tonic-gate char str[1]; 78*0Sstevel@tonic-gate }; 79*0Sstevel@tonic-gate typedef struct mapid_arg mapid_arg_t; 80*0Sstevel@tonic-gate 81*0Sstevel@tonic-gate /* 82*0Sstevel@tonic-gate * The actual required size of the args, rounded up to a 64 bit boundary 83*0Sstevel@tonic-gate */ 84*0Sstevel@tonic-gate #define MAPID_ARG_LEN(str_length) \ 85*0Sstevel@tonic-gate ((offsetof(mapid_arg_t, str[0]) + 1 + (str_length) + 7) & ~ 7) 86*0Sstevel@tonic-gate 87*0Sstevel@tonic-gate /* 88*0Sstevel@tonic-gate * Return status codes 89*0Sstevel@tonic-gate */ 90*0Sstevel@tonic-gate #define NFSMAPID_OK 0 91*0Sstevel@tonic-gate 92*0Sstevel@tonic-gate /* 93*0Sstevel@tonic-gate * numeric string is mapped to its literal number 94*0Sstevel@tonic-gate */ 95*0Sstevel@tonic-gate #define NFSMAPID_NUMSTR 1 96*0Sstevel@tonic-gate 97*0Sstevel@tonic-gate /* 98*0Sstevel@tonic-gate * Value cannot be mapped, badly formed string 99*0Sstevel@tonic-gate */ 100*0Sstevel@tonic-gate #define NFSMAPID_UNMAPPABLE 2 101*0Sstevel@tonic-gate 102*0Sstevel@tonic-gate /* 103*0Sstevel@tonic-gate * Caller provided invalid arguments 104*0Sstevel@tonic-gate */ 105*0Sstevel@tonic-gate #define NFSMAPID_INVALID 3 106*0Sstevel@tonic-gate 107*0Sstevel@tonic-gate /* 108*0Sstevel@tonic-gate * Internal error in daemon e.g. out of memory, can't return result 109*0Sstevel@tonic-gate */ 110*0Sstevel@tonic-gate #define NFSMAPID_INTERNAL 4 111*0Sstevel@tonic-gate 112*0Sstevel@tonic-gate /* 113*0Sstevel@tonic-gate * Incorrect domain used 114*0Sstevel@tonic-gate */ 115*0Sstevel@tonic-gate #define NFSMAPID_BADDOMAIN 5 116*0Sstevel@tonic-gate 117*0Sstevel@tonic-gate /* 118*0Sstevel@tonic-gate * Out of range uid/gid 119*0Sstevel@tonic-gate */ 120*0Sstevel@tonic-gate #define NFSMAPID_BADID 6 121*0Sstevel@tonic-gate 122*0Sstevel@tonic-gate /* 123*0Sstevel@tonic-gate * User or group cannot be found in nameservice 124*0Sstevel@tonic-gate */ 125*0Sstevel@tonic-gate #define NFSMAPID_NOTFOUND 7 126*0Sstevel@tonic-gate 127*0Sstevel@tonic-gate /* 128*0Sstevel@tonic-gate * Similar to the arguments, the result is variable length. 129*0Sstevel@tonic-gate * The returner must ensure the string terminator is set. 130*0Sstevel@tonic-gate */ 131*0Sstevel@tonic-gate struct mapid_res { 132*0Sstevel@tonic-gate uint_t status; 133*0Sstevel@tonic-gate union { 134*0Sstevel@tonic-gate uid_t uid; 135*0Sstevel@tonic-gate gid_t gid; 136*0Sstevel@tonic-gate int len; 137*0Sstevel@tonic-gate } u_res; 138*0Sstevel@tonic-gate char str[1]; 139*0Sstevel@tonic-gate }; 140*0Sstevel@tonic-gate typedef struct mapid_res mapid_res_t; 141*0Sstevel@tonic-gate 142*0Sstevel@tonic-gate /* 143*0Sstevel@tonic-gate * The actual required size of the result, rounded up to a 64 bit boundary 144*0Sstevel@tonic-gate */ 145*0Sstevel@tonic-gate #define MAPID_RES_LEN(str_length) \ 146*0Sstevel@tonic-gate ((offsetof(mapid_res_t, str[0]) + 1 + (str_length) + 7) & ~ 7) 147*0Sstevel@tonic-gate 148*0Sstevel@tonic-gate #ifdef __cplusplus 149*0Sstevel@tonic-gate } 150*0Sstevel@tonic-gate #endif 151*0Sstevel@tonic-gate 152*0Sstevel@tonic-gate #endif /* _NFSID_MAP_H */ 153