diff options
Diffstat (limited to 'kerberosIV/krb/create_auth_reply.c')
| -rw-r--r-- | kerberosIV/krb/create_auth_reply.c | 139 |
1 files changed, 71 insertions, 68 deletions
diff --git a/kerberosIV/krb/create_auth_reply.c b/kerberosIV/krb/create_auth_reply.c index 80169848cfe..0c2fc35cb8d 100644 --- a/kerberosIV/krb/create_auth_reply.c +++ b/kerberosIV/krb/create_auth_reply.c @@ -1,32 +1,43 @@ +/* $KTH: create_auth_reply.c,v 1.11 1997/04/01 08:18:20 joda Exp $ */ + /* - * This software may now be redistributed outside the US. - * - * $Source: /cvs/OpenBSD/src/kerberosIV/krb/Attic/create_auth_reply.c,v $ - * - * $Locker: $ + * Copyright (c) 1995, 1996, 1997 Kungliga Tekniska Högskolan + * (Royal Institute of Technology, Stockholm, Sweden). + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the Kungliga Tekniska + * Högskolan and its contributors. + * + * 4. Neither the name of the Institute nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. */ -/* - Copyright (C) 1989 by the Massachusetts Institute of Technology - - Export of this software from the United States of America is assumed - to require a specific license from the United States Government. - It is the responsibility of any person or organization contemplating - export to obtain such a license before exporting. - -WITHIN THAT CONSTRAINT, permission to use, copy, modify, and -distribute this software and its documentation for any purpose and -without fee is hereby granted, provided that the above copyright -notice appear in all copies and that both that copyright notice and -this permission notice appear in supporting documentation, and that -the name of M.I.T. not be used in advertising or publicity pertaining -to distribution of the software without specific, written prior -permission. M.I.T. makes no representations about the suitability of -this software for any purpose. It is provided "as is" without express -or implied warranty. - - */ - #include "krb_locl.h" /* @@ -74,55 +85,47 @@ or implied warranty. */ KTEXT -create_auth_reply(pname, pinst, prealm, time_ws, n, x_date, kvno, cipher) - char *pname; /* Principal's name */ - char *pinst; /* Principal's instance */ - char *prealm; /* Principal's authentication domain */ - int32_t time_ws; /* Workstation time */ - int n; /* Number of tickets */ - u_int32_t x_date; /* Principal's expiration date */ - int kvno; /* Principal's key version number */ - KTEXT cipher; /* Cipher text with tickets and - * session keys */ +create_auth_reply(char *pname, /* Principal's name */ + char *pinst, /* Principal's instance */ + char *prealm, /* Principal's authentication domain */ + int32_t time_ws, /* Workstation time */ + int n, /* Number of tickets */ + u_int32_t x_date, /* Principal's expiration date */ + int kvno, /* Principal's key version number */ + KTEXT cipher) /* Cipher text with tickets and session keys */ { static KTEXT_ST pkt_st; KTEXT pkt = &pkt_st; - unsigned char *v = pkt->dat; /* Prot vers number */ - unsigned char *t = (pkt->dat+1); /* Prot message type */ - short w_l; /* Cipher length */ + + unsigned char *p = pkt->dat; + + p += krb_put_int(KRB_PROT_VERSION, p, 1); + p += krb_put_int(AUTH_MSG_KDC_REPLY, p, 1); + + if(n != 0){ + /* barf on old code */ + krb_warning("create_auth_reply: don't give me no krb3 crap!" + " (n == %d)\n", n); + return NULL; + } - /* Create fixed part of packet */ - *v = (unsigned char) KRB_PROT_VERSION; - *t = (unsigned char) AUTH_MSG_KDC_REPLY; - *t |= HOST_BYTE_ORDER; - if (n != 0) - *v = 3; + p += krb_put_nir(pname, pinst, prealm, p); - /* Add the basic info */ - (void) strcpy((char *) (pkt->dat+2), pname); - pkt->length = 3 + strlen(pname); - (void) strcpy((char *) (pkt->dat+pkt->length),pinst); - pkt->length += 1 + strlen(pinst); - (void) strcpy((char *) (pkt->dat+pkt->length),prealm); - pkt->length += 1 + strlen(prealm); - /* Workstation timestamp */ - bcopy((char *) &time_ws, (char *) (pkt->dat+pkt->length), 4); - pkt->length += 4; - *(pkt->dat+(pkt->length)++) = (unsigned char) n; - /* Expiration date */ - bcopy((char *) &x_date, (char *) (pkt->dat+pkt->length),4); - pkt->length += 4; + p += krb_put_int(time_ws, p, 4); + + p += krb_put_int(n, p, 1); + + p += krb_put_int(x_date, p, 4); + + p += krb_put_int(kvno, p, 1); + + p += krb_put_int(cipher->length, p, 2); + + memcpy(p, cipher->dat, cipher->length); + p += cipher->length; - /* Now send the ciphertext and info to help decode it */ - *(pkt->dat+(pkt->length)++) = (unsigned char) kvno; - w_l = (short) cipher->length; - bcopy((char *) &w_l,(char *) (pkt->dat+pkt->length),2); - pkt->length += 2; - bcopy((char *) (cipher->dat), (char *) (pkt->dat+pkt->length), - cipher->length); - pkt->length += cipher->length; + pkt->length = p - pkt->dat; - /* And return the packet */ return pkt; } |