1 /* $FreeBSD$ */ 2 /* 3 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for 4 * unrestricted use provided that this legend is included on all tape 5 * media and as a part of the software program in whole or part. Users 6 * may copy or modify Sun RPC without charge, but are not authorized 7 * to license or distribute it to anyone else except as part of a product or 8 * program developed by the user. 9 * 10 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE 11 * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR 12 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE. 13 * 14 * Sun RPC is provided with no support and without any obligation on the 15 * part of Sun Microsystems, Inc. to assist in its use, correction, 16 * modification or enhancement. 17 * 18 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE 19 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC 20 * OR ANY PART THEREOF. 21 * 22 * In no event will Sun Microsystems, Inc. be liable for any lost revenue 23 * or profits or other special, indirect and consequential damages, even if 24 * Sun has been advised of the possibility of such damages. 25 * 26 * Sun Microsystems, Inc. 27 * 2550 Garcia Avenue 28 * Mountain View, California 94043 29 */ 30 /* 31 * auth_kerb.h, Protocol for Kerberos style authentication for RPC 32 * 33 * Copyright (C) 1986, Sun Microsystems, Inc. 34 */ 35 36 #ifndef _RPC_AUTH_KERB_H 37 #define _RPC_AUTH_KERB_H 38 39 #ifdef KERBEROS 40 41 #pragma ident "@(#)auth_kerb.h 1.10 94/04/25 SMI" 42 43 #include <kerberos/krb.h> 44 #include <sys/socket.h> 45 #include <sys/t_kuser.h> 46 #include <netinet/in.h> 47 #include <rpc/svc.h> 48 49 /* 50 * There are two kinds of "names": fullnames and nicknames 51 */ 52 enum authkerb_namekind { 53 AKN_FULLNAME, 54 AKN_NICKNAME 55 }; 56 /* 57 * A fullname contains the ticket and the window 58 */ 59 struct authkerb_fullname { 60 KTEXT_ST ticket; 61 u_long window; /* associated window */ 62 }; 63 64 /* 65 * cooked credential stored in rq_clntcred 66 */ 67 struct authkerb_clnt_cred { 68 /* start of AUTH_DAT */ 69 unsigned char k_flags; /* Flags from ticket */ 70 char pname[ANAME_SZ]; /* Principal's name */ 71 char pinst[INST_SZ]; /* His Instance */ 72 char prealm[REALM_SZ]; /* His Realm */ 73 unsigned long checksum; /* Data checksum (opt) */ 74 C_Block session; /* Session Key */ 75 int life; /* Life of ticket */ 76 unsigned long time_sec; /* Time ticket issued */ 77 unsigned long address; /* Address in ticket */ 78 /* KTEXT_ST reply; Auth reply (opt) */ 79 /* end of AUTH_DAT */ 80 unsigned long expiry; /* time the ticket is expiring */ 81 u_long nickname; /* Nickname into cache */ 82 u_long window; /* associated window */ 83 }; 84 85 typedef struct authkerb_clnt_cred authkerb_clnt_cred; 86 87 /* 88 * A credential 89 */ 90 struct authkerb_cred { 91 enum authkerb_namekind akc_namekind; 92 struct authkerb_fullname akc_fullname; 93 u_long akc_nickname; 94 }; 95 96 /* 97 * A kerb authentication verifier 98 */ 99 struct authkerb_verf { 100 union { 101 struct timeval akv_ctime; /* clear time */ 102 des_block akv_xtime; /* crypt time */ 103 } akv_time_u; 104 u_long akv_int_u; 105 }; 106 107 /* 108 * des authentication verifier: client variety 109 * 110 * akv_timestamp is the current time. 111 * akv_winverf is the credential window + 1. 112 * Both are encrypted using the conversation key. 113 */ 114 #ifndef akv_timestamp 115 #define akv_timestamp akv_time_u.akv_ctime 116 #define akv_xtimestamp akv_time_u.akv_xtime 117 #define akv_winverf akv_int_u 118 #endif 119 /* 120 * des authentication verifier: server variety 121 * 122 * akv_timeverf is the client's timestamp + client's window 123 * akv_nickname is the server's nickname for the client. 124 * akv_timeverf is encrypted using the conversation key. 125 */ 126 #ifndef akv_timeverf 127 #define akv_timeverf akv_time_u.akv_ctime 128 #define akv_xtimeverf akv_time_u.akv_xtime 129 #define akv_nickname akv_int_u 130 #endif 131 132 /* 133 * Register the service name, instance and realm. 134 */ 135 extern int authkerb_create(char *, char *, char *, u_int, 136 struct netbuf *, int *, dev_t, int, AUTH **); 137 extern bool_t xdr_authkerb_cred(XDR *, struct authkerb_cred *); 138 extern bool_t xdr_authkerb_verf(XDR *, struct authkerb_verf *); 139 extern int svc_kerb_reg(SVCXPRT *, char *, char *, char *); 140 extern enum auth_stat _svcauth_kerb(struct svc_req *, struct rpc_msg *); 141 142 #endif KERBEROS 143 #endif /* !_RPC_AUTH_KERB_H */ 144