2 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
3 * unrestricted use provided that this legend is included on all tape
4 * media and as a part of the software program in whole or part. Users
5 * may copy or modify Sun RPC without charge, but are not authorized
6 * to license or distribute it to anyone else except as part of a product or
7 * program developed by the user.
9 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
10 * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
11 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
13 * Sun RPC is provided with no support and without any obligation on the
14 * part of Sun Microsystems, Inc. to assist in its use, correction,
15 * modification or enhancement.
17 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
18 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
19 * OR ANY PART THEREOF.
21 * In no event will Sun Microsystems, Inc. be liable for any lost revenue
22 * or profits or other special, indirect and consequential damages, even if
23 * Sun has been advised of the possibility of such damages.
25 * Sun Microsystems, Inc.
27 * Mountain View, California 94043
29 * @(#)rpc_callmsg.c 1.4 87/08/11 Copyr 1984 Sun Micro
30 * @(#)rpc_callmsg.c 2.1 88/07/29 4.0 RPCSRC
31 * $FreeBSD: src/lib/libc/rpc/rpc_callmsg.c,v 1.9 1999/08/28 00:00:45 peter Exp $
32 * $DragonFly: src/lib/libc/rpc/rpc_callmsg.c,v 1.4 2005/11/13 12:27:04 swildner Exp $
38 * Copyright (C) 1984, Sun Microsystems, Inc.
42 #include <sys/param.h>
51 xdr_callmsg(XDR
*xdrs
, struct rpc_msg
*cmsg
)
54 struct opaque_auth
*oa
;
56 if (xdrs
->x_op
== XDR_ENCODE
) {
57 if (cmsg
->rm_call
.cb_cred
.oa_length
> MAX_AUTH_BYTES
) {
60 if (cmsg
->rm_call
.cb_verf
.oa_length
> MAX_AUTH_BYTES
) {
63 buf
= XDR_INLINE(xdrs
, 8 * BYTES_PER_XDR_UNIT
64 + RNDUP(cmsg
->rm_call
.cb_cred
.oa_length
)
65 + 2 * BYTES_PER_XDR_UNIT
66 + RNDUP(cmsg
->rm_call
.cb_verf
.oa_length
));
68 IXDR_PUT_LONG(buf
, cmsg
->rm_xid
);
69 IXDR_PUT_ENUM(buf
, cmsg
->rm_direction
);
70 if (cmsg
->rm_direction
!= CALL
) {
73 IXDR_PUT_LONG(buf
, cmsg
->rm_call
.cb_rpcvers
);
74 if (cmsg
->rm_call
.cb_rpcvers
!= RPC_MSG_VERSION
) {
77 IXDR_PUT_LONG(buf
, cmsg
->rm_call
.cb_prog
);
78 IXDR_PUT_LONG(buf
, cmsg
->rm_call
.cb_vers
);
79 IXDR_PUT_LONG(buf
, cmsg
->rm_call
.cb_proc
);
80 oa
= &cmsg
->rm_call
.cb_cred
;
81 IXDR_PUT_ENUM(buf
, oa
->oa_flavor
);
82 IXDR_PUT_LONG(buf
, oa
->oa_length
);
84 memcpy((caddr_t
)buf
, oa
->oa_base
, oa
->oa_length
);
85 buf
+= RNDUP(oa
->oa_length
) / sizeof (int32_t);
87 oa
= &cmsg
->rm_call
.cb_verf
;
88 IXDR_PUT_ENUM(buf
, oa
->oa_flavor
);
89 IXDR_PUT_LONG(buf
, oa
->oa_length
);
91 memcpy((caddr_t
)buf
, oa
->oa_base
, oa
->oa_length
);
93 buf += RNDUP(oa->oa_length) / sizeof (int32_t);
99 if (xdrs
->x_op
== XDR_DECODE
) {
100 buf
= XDR_INLINE(xdrs
, 8 * BYTES_PER_XDR_UNIT
);
102 cmsg
->rm_xid
= IXDR_GET_LONG(buf
);
103 cmsg
->rm_direction
= IXDR_GET_ENUM(buf
, enum msg_type
);
104 if (cmsg
->rm_direction
!= CALL
) {
107 cmsg
->rm_call
.cb_rpcvers
= IXDR_GET_LONG(buf
);
108 if (cmsg
->rm_call
.cb_rpcvers
!= RPC_MSG_VERSION
) {
111 cmsg
->rm_call
.cb_prog
= IXDR_GET_LONG(buf
);
112 cmsg
->rm_call
.cb_vers
= IXDR_GET_LONG(buf
);
113 cmsg
->rm_call
.cb_proc
= IXDR_GET_LONG(buf
);
114 oa
= &cmsg
->rm_call
.cb_cred
;
115 oa
->oa_flavor
= IXDR_GET_ENUM(buf
, enum_t
);
116 oa
->oa_length
= IXDR_GET_LONG(buf
);
118 if (oa
->oa_length
> MAX_AUTH_BYTES
) {
121 if (oa
->oa_base
== NULL
) {
122 oa
->oa_base
= (caddr_t
)
123 mem_alloc(oa
->oa_length
);
125 buf
= XDR_INLINE(xdrs
, RNDUP(oa
->oa_length
));
127 if (xdr_opaque(xdrs
, oa
->oa_base
,
128 oa
->oa_length
) == FALSE
) {
132 memcpy(oa
->oa_base
, (caddr_t
)buf
,
135 buf += RNDUP(oa->oa_length) /
140 oa
= &cmsg
->rm_call
.cb_verf
;
141 buf
= XDR_INLINE(xdrs
, 2 * BYTES_PER_XDR_UNIT
);
143 if (xdr_enum(xdrs
, &oa
->oa_flavor
) == FALSE
||
144 xdr_u_int(xdrs
, &oa
->oa_length
) == FALSE
) {
148 oa
->oa_flavor
= IXDR_GET_ENUM(buf
, enum_t
);
149 oa
->oa_length
= IXDR_GET_LONG(buf
);
152 if (oa
->oa_length
> MAX_AUTH_BYTES
) {
155 if (oa
->oa_base
== NULL
) {
156 oa
->oa_base
= (caddr_t
)
157 mem_alloc(oa
->oa_length
);
159 buf
= XDR_INLINE(xdrs
, RNDUP(oa
->oa_length
));
161 if (xdr_opaque(xdrs
, oa
->oa_base
,
162 oa
->oa_length
) == FALSE
) {
166 memcpy(oa
->oa_base
, (caddr_t
)buf
,
169 buf += RNDUP(oa->oa_length) /
178 xdr_u_int32_t(xdrs
, &(cmsg
->rm_xid
)) &&
179 xdr_enum(xdrs
, (enum_t
*)&(cmsg
->rm_direction
)) &&
180 (cmsg
->rm_direction
== CALL
) &&
181 xdr_u_int32_t(xdrs
, &(cmsg
->rm_call
.cb_rpcvers
)) &&
182 (cmsg
->rm_call
.cb_rpcvers
== RPC_MSG_VERSION
) &&
183 xdr_u_int32_t(xdrs
, &(cmsg
->rm_call
.cb_prog
)) &&
184 xdr_u_int32_t(xdrs
, &(cmsg
->rm_call
.cb_vers
)) &&
185 xdr_u_int32_t(xdrs
, &(cmsg
->rm_call
.cb_proc
)) &&
186 xdr_opaque_auth(xdrs
, &(cmsg
->rm_call
.cb_cred
)) )
187 return (xdr_opaque_auth(xdrs
, &(cmsg
->rm_call
.cb_verf
)));