TBBT/trace_play/rpc/rpc_callmsg.c

   1 #ifndef lint
   2 static char sfs_rpc_callmsg_c_id[] = "@(#)rpc_callmsg.c     2.1     97/10/23";
   3 #endif
   4 /* @(#)rpc_callmsg.c    2.1 88/07/29 4.0 RPCSRC */
   5 /*
   6  *   Copyright (c) 1992-1997,2001 by Standard Performance Evaluation Corporation
   7  *      All rights reserved.
   8  *              Standard Performance Evaluation Corporation (SPEC)
   9  *              6585 Merchant Place, Suite 100
  10  *              Warrenton, VA 20187
  11  *
  12  *      This product contains benchmarks acquired from several sources who
  13  *      understand and agree with SPEC's goal of creating fair and objective
  14  *      benchmarks to measure computer performance.
  15  *
  16  *      This copyright notice is placed here only to protect SPEC in the
  17  *      event the source is misused in any manner that is contrary to the
  18  *      spirit, the goals and the intent of SPEC.
  19  *
  20  *      The source code is provided to the user or company under the license
  21  *      agreement for the SPEC Benchmark Suite for this product.
  22  */
  23 /*
  24  * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
  25  * unrestricted use provided that this legend is included on all tape
  26  * media and as a part of the software program in whole or part.  Users
  27  * may copy or modify Sun RPC without charge, but are not authorized
  28  * to license or distribute it to anyone else except as part of a product or
  29  * program developed by the user.
  30  *
  31  * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
  32  * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
  33  * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
  34  *
  35  * Sun RPC is provided with no support and without any obligation on the
  36  * part of Sun Microsystems, Inc. to assist in its use, correction,
  37  * modification or enhancement.
  38  *
  39  * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
  40  * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
  41  * OR ANY PART THEREOF.
  42  *
  43  * In no event will Sun Microsystems, Inc. be liable for any lost revenue
  44  * or profits or other special, indirect and consequential damages, even if
  45  * Sun has been advised of the possibility of such damages.
  46  *
  47  * Sun Microsystems, Inc.
  48  * 2550 Garcia Avenue
  49  * Mountain View, California  94043
  50  */
  51 #if !defined(lint) && defined(SCCSIDS)
  52 static char sccsid[] = "@(#)rpc_callmsg.c 1.4 87/08/11 Copyr 1984 Sun Micro";
  53 #endif
  54
  55 /*
  56  * rpc_callmsg.c
  57  *
  58  * Copyright (C) 1984, Sun Microsystems, Inc.
  59  *
  60  */
  61
  62 #include <stdio.h>
  63 #include <stdlib.h>
  64 #include <unistd.h>
  65 #include <string.h>
  66
  67 #include "rpc/rpc.h"
  68
  69 /*
  70  * XDR a call message
  71  */
  72 bool_t
  73 xdr_callmsg(
  74         XDR *xdrs,
  75         struct rpc_msg *cmsg)
  76 {
  77         int32_t *buf;
  78         struct opaque_auth *oa;
  79
  80         if (xdrs->x_op == XDR_ENCODE) {
  81                 if (cmsg->rm_call.cb_cred.oa_length > MAX_AUTH_BYTES) {
  82                         return (FALSE);
  83                 }
  84                 if (cmsg->rm_call.cb_verf.oa_length > MAX_AUTH_BYTES) {
  85                         return (FALSE);
  86                 }
  87                 buf = XDR_INLINE(xdrs, 8 * BYTES_PER_XDR_UNIT
  88                         + RNDUP(cmsg->rm_call.cb_cred.oa_length)
  89                         + 2 * BYTES_PER_XDR_UNIT
  90                         + RNDUP(cmsg->rm_call.cb_verf.oa_length));
  91                 if (buf != NULL) {
  92                         IXDR_PUT_LONG(buf, cmsg->rm_xid);
  93                         IXDR_PUT_ENUM(buf, cmsg->rm_direction);
  94                         if (cmsg->rm_direction != CALL) {
  95                                 return (FALSE);
  96                         }
  97                         IXDR_PUT_LONG(buf, cmsg->rm_call.cb_rpcvers);
  98                         if (cmsg->rm_call.cb_rpcvers != RPC_MSG_VERSION) {
  99                                 return (FALSE);
 100                         }
 101                         IXDR_PUT_LONG(buf, cmsg->rm_call.cb_prog);
 102                         IXDR_PUT_LONG(buf, cmsg->rm_call.cb_vers);
 103                         IXDR_PUT_LONG(buf, cmsg->rm_call.cb_proc);
 104                         oa = &cmsg->rm_call.cb_cred;
 105                         IXDR_PUT_ENUM(buf, oa->oa_flavor);
 106                         IXDR_PUT_LONG(buf, oa->oa_length);
 107                         if (oa->oa_length) {
 108                                 memmove((caddr_t)buf, oa->oa_base, oa->oa_length);
 109                                 buf += RNDUP(oa->oa_length) / sizeof (int32_t);
 110                         }
 111                         oa = &cmsg->rm_call.cb_verf;
 112                         IXDR_PUT_ENUM(buf, oa->oa_flavor);
 113                         IXDR_PUT_LONG(buf, oa->oa_length);
 114                         if (oa->oa_length) {
 115                                 memmove((caddr_t)buf, oa->oa_base, oa->oa_length);
 116                                 /* no real need....
 117                                 buf += RNDUP(oa->oa_length) / sizeof (int32_t);
 118                                 */
 119                         }
 120                         return (TRUE);
 121                 }
 122         }
 123         if (xdrs->x_op == XDR_DECODE) {
 124                 buf = XDR_INLINE(xdrs, 8 * BYTES_PER_XDR_UNIT);
 125                 if (buf != NULL) {
 126                         cmsg->rm_xid = IXDR_GET_LONG(buf);
 127                         cmsg->rm_direction = IXDR_GET_ENUM(buf, enum msg_type);
 128                         if (cmsg->rm_direction != CALL) {
 129                                 return (FALSE);
 130                         }
 131                         cmsg->rm_call.cb_rpcvers = IXDR_GET_LONG(buf);
 132                         if (cmsg->rm_call.cb_rpcvers != RPC_MSG_VERSION) {
 133                                 return (FALSE);
 134                         }
 135                         cmsg->rm_call.cb_prog = IXDR_GET_LONG(buf);
 136                         cmsg->rm_call.cb_vers = IXDR_GET_LONG(buf);
 137                         cmsg->rm_call.cb_proc = IXDR_GET_LONG(buf);
 138                         oa = &cmsg->rm_call.cb_cred;
 139                         oa->oa_flavor = IXDR_GET_ENUM(buf, enum_t);
 140                         oa->oa_length = IXDR_GET_LONG(buf);
 141                         if (oa->oa_length) {
 142                                 if (oa->oa_length > MAX_AUTH_BYTES) {
 143                                         return (FALSE);
 144                                 }
 145                                 if (oa->oa_base == NULL) {
 146                                         oa->oa_base = (caddr_t)
 147                                                 mem_alloc(oa->oa_length);
 148                                 }
 149                                 buf = XDR_INLINE(xdrs, RNDUP(oa->oa_length));
 150                                 if (buf == NULL) {
 151                                         if (xdr_opaque(xdrs, oa->oa_base,
 152                                             oa->oa_length) == FALSE) {
 153                                                 return (FALSE);
 154                                         }
 155                                 } else {
 156                                         memmove(oa->oa_base, (caddr_t)buf,
 157                                             oa->oa_length);
 158                                         /* no real need....
 159                                         buf += RNDUP(oa->oa_length) /
 160                                                 sizeof (int32_t);
 161                                         */
 162                                 }
 163                         }
 164                         oa = &cmsg->rm_call.cb_verf;
 165                         buf = XDR_INLINE(xdrs, 2 * BYTES_PER_XDR_UNIT);
 166                         if (buf == NULL) {
 167                                 if (xdr_enum(xdrs, &oa->oa_flavor) == FALSE ||
 168                                     xdr_u_int(xdrs, &oa->oa_length) == FALSE) {
 169                                         return (FALSE);
 170                                 }
 171                         } else {
 172                                 oa->oa_flavor = IXDR_GET_ENUM(buf, enum_t);
 173                                 oa->oa_length = IXDR_GET_LONG(buf);
 174                         }
 175                         if (oa->oa_length) {
 176                                 if (oa->oa_length > MAX_AUTH_BYTES) {
 177                                         return (FALSE);
 178                                 }
 179                                 if (oa->oa_base == NULL) {
 180                                         oa->oa_base = (caddr_t)
 181                                                 mem_alloc(oa->oa_length);
 182                                 }
 183                                 buf = XDR_INLINE(xdrs, RNDUP(oa->oa_length));
 184                                 if (buf == NULL) {
 185                                         if (xdr_opaque(xdrs, oa->oa_base,
 186                                             oa->oa_length) == FALSE) {
 187                                                 return (FALSE);
 188                                         }
 189                                 } else {
 190                                         memmove(oa->oa_base, (caddr_t)buf,
 191                                             oa->oa_length);
 192                                         /* no real need...
 193                                         buf += RNDUP(oa->oa_length) /
 194                                                 sizeof (int32_t);
 195                                         */
 196                                 }
 197                         }
 198                         return (TRUE);
 199                 }
 200         }
 201         if (
 202             xdr_uint32_t(xdrs, &(cmsg->rm_xid)) &&
 203             xdr_enum(xdrs, (enum_t *)&(cmsg->rm_direction)) &&
 204             (cmsg->rm_direction == CALL) &&
 205             xdr_uint32_t(xdrs, &(cmsg->rm_call.cb_rpcvers)) &&
 206             (cmsg->rm_call.cb_rpcvers == RPC_MSG_VERSION) &&
 207             xdr_uint32_t(xdrs, &(cmsg->rm_call.cb_prog)) &&
 208             xdr_uint32_t(xdrs, &(cmsg->rm_call.cb_vers)) &&
 209             xdr_uint32_t(xdrs, &(cmsg->rm_call.cb_proc)) &&
 210             xdr_opaque_auth(xdrs, &(cmsg->rm_call.cb_cred)) )
 211             return (xdr_opaque_auth(xdrs, &(cmsg->rm_call.cb_verf)));
 212         return (FALSE);
 213 }
 214