1 /* 2 * auth_unix.h, Protocol for UNIX style authentication parameters for RPC 3 * 4 * Copyright (C) 1984, Sun Microsystems, Inc. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions are 8 * met: 9 * 10 * * Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * * Redistributions in binary form must reproduce the above 13 * copyright notice, this list of conditions and the following 14 * disclaimer in the documentation and/or other materials 15 * provided with the distribution. 16 * * Neither the name of Sun Microsystems, Inc. nor the names of its 17 * contributors may be used to endorse or promote products derived 18 * from this software without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 23 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 24 * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 25 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE 27 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 29 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 30 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32 */ 33 34 /* 35 * The system is very weak. The client uses no encryption for it 36 * credentials and only sends null verifiers. The server sends backs 37 * null verifiers or optionally a verifier that suggests a new short hand 38 * for the credentials. 39 */ 40 41 #ifndef _RPC_AUTH_UNIX_H 42 #define _RPC_AUTH_UNIX_H 1 43 44 #include <features.h> 45 #include <sys/types.h> 46 #include <rpc/types.h> 47 #include <rpc/auth.h> 48 #include <rpc/xdr.h> 49 50 __BEGIN_DECLS 51 52 /* The machine name is part of a credential; it may not exceed 255 bytes */ 53 #define MAX_MACHINE_NAME 255 54 55 /* gids compose part of a credential; there may not be more than 16 of them */ 56 #define NGRPS 16 57 58 /* 59 * Unix style credentials. 60 */ 61 struct authunix_parms 62 { 63 u_long aup_time; 64 char *aup_machname; 65 __uid_t aup_uid; 66 __gid_t aup_gid; 67 u_int aup_len; 68 __gid_t *aup_gids; 69 }; 70 71 extern bool_t xdr_authunix_parms (XDR *__xdrs, struct authunix_parms *__p) 72 __THROW; 73 74 /* 75 * If a response verifier has flavor AUTH_SHORT, 76 * then the body of the response verifier encapsulates the following structure; 77 * again it is serialized in the obvious fashion. 78 */ 79 struct short_hand_verf 80 { 81 struct opaque_auth new_cred; 82 }; 83 84 __END_DECLS 85 86 #endif /* rpc/auth_unix.h */ 87