1 | /* @(#)rpc_callmsg.c 2.1 88/07/29 4.0 RPCSRC */ |
---|
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 | #if !defined(lint) && defined(SCCSIDS) |
---|
31 | static char sccsid[] = "@(#)rpc_callmsg.c 1.4 87/08/11 Copyr 1984 Sun Micro"; |
---|
32 | #endif |
---|
33 | |
---|
34 | /* |
---|
35 | * rpc_callmsg.c |
---|
36 | * |
---|
37 | * Copyright (C) 1984, Sun Microsystems, Inc. |
---|
38 | * |
---|
39 | */ |
---|
40 | |
---|
41 | #include <string.h> /* bcopy */ |
---|
42 | #include <rpc/rpc.h> |
---|
43 | |
---|
44 | bool_t xdr_opaque_auth (register XDR *xdrs, register struct |
---|
45 | opaque_auth *ap); |
---|
46 | /* |
---|
47 | * XDR a call message |
---|
48 | */ |
---|
49 | bool_t |
---|
50 | xdr_callmsg(xdrs, cmsg) |
---|
51 | register XDR *xdrs; |
---|
52 | register struct rpc_msg *cmsg; |
---|
53 | { |
---|
54 | register long *buf; |
---|
55 | register struct opaque_auth *oa; |
---|
56 | |
---|
57 | if (xdrs->x_op == XDR_ENCODE) { |
---|
58 | if (cmsg->rm_call.cb_cred.oa_length > MAX_AUTH_BYTES) { |
---|
59 | return (FALSE); |
---|
60 | } |
---|
61 | if (cmsg->rm_call.cb_verf.oa_length > MAX_AUTH_BYTES) { |
---|
62 | return (FALSE); |
---|
63 | } |
---|
64 | buf = XDR_INLINE(xdrs, 8 * BYTES_PER_XDR_UNIT |
---|
65 | + RNDUP(cmsg->rm_call.cb_cred.oa_length) |
---|
66 | + 2 * BYTES_PER_XDR_UNIT |
---|
67 | + RNDUP(cmsg->rm_call.cb_verf.oa_length)); |
---|
68 | if (buf != NULL) { |
---|
69 | IXDR_PUT_LONG(buf, cmsg->rm_xid); |
---|
70 | IXDR_PUT_ENUM(buf, cmsg->rm_direction); |
---|
71 | if (cmsg->rm_direction != CALL) { |
---|
72 | return (FALSE); |
---|
73 | } |
---|
74 | IXDR_PUT_LONG(buf, cmsg->rm_call.cb_rpcvers); |
---|
75 | if (cmsg->rm_call.cb_rpcvers != RPC_MSG_VERSION) { |
---|
76 | return (FALSE); |
---|
77 | } |
---|
78 | IXDR_PUT_LONG(buf, cmsg->rm_call.cb_prog); |
---|
79 | IXDR_PUT_LONG(buf, cmsg->rm_call.cb_vers); |
---|
80 | IXDR_PUT_LONG(buf, cmsg->rm_call.cb_proc); |
---|
81 | oa = &cmsg->rm_call.cb_cred; |
---|
82 | IXDR_PUT_ENUM(buf, oa->oa_flavor); |
---|
83 | IXDR_PUT_LONG(buf, oa->oa_length); |
---|
84 | if (oa->oa_length) { |
---|
85 | bcopy(oa->oa_base, (caddr_t)buf, oa->oa_length); |
---|
86 | buf += RNDUP(oa->oa_length) / sizeof (long); |
---|
87 | } |
---|
88 | oa = &cmsg->rm_call.cb_verf; |
---|
89 | IXDR_PUT_ENUM(buf, oa->oa_flavor); |
---|
90 | IXDR_PUT_LONG(buf, oa->oa_length); |
---|
91 | if (oa->oa_length) { |
---|
92 | bcopy(oa->oa_base, (caddr_t)buf, oa->oa_length); |
---|
93 | /* no real need.... |
---|
94 | buf += RNDUP(oa->oa_length) / sizeof (long); |
---|
95 | */ |
---|
96 | } |
---|
97 | return (TRUE); |
---|
98 | } |
---|
99 | } |
---|
100 | if (xdrs->x_op == XDR_DECODE) { |
---|
101 | buf = XDR_INLINE(xdrs, 8 * BYTES_PER_XDR_UNIT); |
---|
102 | if (buf != NULL) { |
---|
103 | cmsg->rm_xid = IXDR_GET_LONG(buf); |
---|
104 | cmsg->rm_direction = IXDR_GET_ENUM(buf, enum msg_type); |
---|
105 | if (cmsg->rm_direction != CALL) { |
---|
106 | return (FALSE); |
---|
107 | } |
---|
108 | cmsg->rm_call.cb_rpcvers = IXDR_GET_LONG(buf); |
---|
109 | if (cmsg->rm_call.cb_rpcvers != RPC_MSG_VERSION) { |
---|
110 | return (FALSE); |
---|
111 | } |
---|
112 | cmsg->rm_call.cb_prog = IXDR_GET_LONG(buf); |
---|
113 | cmsg->rm_call.cb_vers = IXDR_GET_LONG(buf); |
---|
114 | cmsg->rm_call.cb_proc = IXDR_GET_LONG(buf); |
---|
115 | oa = &cmsg->rm_call.cb_cred; |
---|
116 | oa->oa_flavor = IXDR_GET_ENUM(buf, enum_t); |
---|
117 | oa->oa_length = IXDR_GET_LONG(buf); |
---|
118 | if (oa->oa_length) { |
---|
119 | if (oa->oa_length > MAX_AUTH_BYTES) { |
---|
120 | return (FALSE); |
---|
121 | } |
---|
122 | if (oa->oa_base == NULL) { |
---|
123 | oa->oa_base = (caddr_t) |
---|
124 | mem_alloc(oa->oa_length); |
---|
125 | } |
---|
126 | buf = XDR_INLINE(xdrs, RNDUP(oa->oa_length)); |
---|
127 | if (buf == NULL) { |
---|
128 | if (xdr_opaque(xdrs, oa->oa_base, |
---|
129 | oa->oa_length) == FALSE) { |
---|
130 | return (FALSE); |
---|
131 | } |
---|
132 | } else { |
---|
133 | bcopy((caddr_t)buf, oa->oa_base, |
---|
134 | oa->oa_length); |
---|
135 | /* no real need.... |
---|
136 | buf += RNDUP(oa->oa_length) / |
---|
137 | sizeof (long); |
---|
138 | */ |
---|
139 | } |
---|
140 | } |
---|
141 | oa = &cmsg->rm_call.cb_verf; |
---|
142 | buf = XDR_INLINE(xdrs, 2 * BYTES_PER_XDR_UNIT); |
---|
143 | if (buf == NULL) { |
---|
144 | if (xdr_enum(xdrs, &oa->oa_flavor) == FALSE || |
---|
145 | xdr_u_int(xdrs, &oa->oa_length) == FALSE) { |
---|
146 | return (FALSE); |
---|
147 | } |
---|
148 | } else { |
---|
149 | oa->oa_flavor = IXDR_GET_ENUM(buf, enum_t); |
---|
150 | oa->oa_length = IXDR_GET_LONG(buf); |
---|
151 | } |
---|
152 | if (oa->oa_length) { |
---|
153 | if (oa->oa_length > MAX_AUTH_BYTES) { |
---|
154 | return (FALSE); |
---|
155 | } |
---|
156 | if (oa->oa_base == NULL) { |
---|
157 | oa->oa_base = (caddr_t) |
---|
158 | mem_alloc(oa->oa_length); |
---|
159 | } |
---|
160 | buf = XDR_INLINE(xdrs, RNDUP(oa->oa_length)); |
---|
161 | if (buf == NULL) { |
---|
162 | if (xdr_opaque(xdrs, oa->oa_base, |
---|
163 | oa->oa_length) == FALSE) { |
---|
164 | return (FALSE); |
---|
165 | } |
---|
166 | } else { |
---|
167 | bcopy((caddr_t)buf, oa->oa_base, |
---|
168 | oa->oa_length); |
---|
169 | /* no real need... |
---|
170 | buf += RNDUP(oa->oa_length) / |
---|
171 | sizeof (long); |
---|
172 | */ |
---|
173 | } |
---|
174 | } |
---|
175 | return (TRUE); |
---|
176 | } |
---|
177 | } |
---|
178 | if ( |
---|
179 | xdr_u_long(xdrs, &(cmsg->rm_xid)) && |
---|
180 | xdr_enum(xdrs, (enum_t *)&(cmsg->rm_direction)) && |
---|
181 | (cmsg->rm_direction == CALL) && |
---|
182 | xdr_u_long(xdrs, &(cmsg->rm_call.cb_rpcvers)) && |
---|
183 | (cmsg->rm_call.cb_rpcvers == RPC_MSG_VERSION) && |
---|
184 | xdr_u_long(xdrs, &(cmsg->rm_call.cb_prog)) && |
---|
185 | xdr_u_long(xdrs, &(cmsg->rm_call.cb_vers)) && |
---|
186 | xdr_u_long(xdrs, &(cmsg->rm_call.cb_proc)) && |
---|
187 | xdr_opaque_auth(xdrs, &(cmsg->rm_call.cb_cred)) ) |
---|
188 | return (xdr_opaque_auth(xdrs, &(cmsg->rm_call.cb_verf))); |
---|
189 | return (FALSE); |
---|
190 | } |
---|
191 | |
---|