1/*
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.
8 *
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.
12 *
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.
16 *
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.
20 *
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.
24 *
25 * Sun Microsystems, Inc.
26 * 2550 Garcia Avenue
27 * Mountain View, California  94043
28 */
29
30/*
31 * xdr.h, External Data Representation Serialization Routines.
32 *
33 * Copyright (C) 1984, Sun Microsystems, Inc.
34 */
35
36#ifndef XDR_H
37#define XDR_H
38
39#ifdef __cplusplus
40extern "C" {
41#endif
42
43/*===========================================================================
44  Macros for calling primitive XDR routines (this is independent of RPC)
45  ===========================================================================*/
46
47#define XDR_RECV_BYTES(XDR, BUF, LEN) (XDR)->xops->recv_bytes(XDR, BUF, LEN)
48#define XDR_RECV_INT16(XDR, VALUE)    (XDR)->xops->recv_int16(XDR, VALUE)
49#define XDR_RECV_INT32(XDR, VALUE)    (XDR)->xops->recv_int32(XDR, VALUE)
50#define XDR_RECV_INT8(XDR, VALUE)     (XDR)->xops->recv_int8(XDR, VALUE)
51#define XDR_RECV_UINT(XDR, VALUE)     (XDR)->xops->recv_uint32(XDR, (uint32 *)(VALUE))
52#define XDR_RECV_UINT32(XDR, VALUE)   (XDR)->xops->recv_uint32(XDR, VALUE)
53#define XDR_SEND_BYTES(XDR, BUF, LEN) (XDR)->xops->send_bytes(XDR, BUF, LEN)
54#define XDR_SEND_INT16(XDR, VALUE)    (XDR)->xops->send_int16(XDR, VALUE)
55#define XDR_SEND_INT32(XDR, VALUE)    (XDR)->xops->send_int32(XDR, VALUE)
56#define XDR_SEND_INT8(XDR, VALUE)     (XDR)->xops->send_int8(XDR, VALUE)
57#define XDR_SEND_UINT(XDR, VALUE)     (XDR)->xops->send_uint32(XDR, (uint32 *)(VALUE))
58#define XDR_SEND_UINT32(XDR, VALUE)   (XDR)->xops->send_uint32(XDR, VALUE)
59
60/*===========================================================================
61  Macros for sending and receiving an RPC message through the transport
62  ===========================================================================*/
63
64#define XDR_MSG_START(XDR, TYPE)      (XDR)->xops->msg_start(XDR, TYPE)
65#define XDR_MSG_SEND(XDR)             (XDR)->xops->msg_send(XDR)
66#define XDR_MSG_DONE(XDR)             (XDR)->xops->msg_done(XDR)
67#define XDR_MSG_ABORT(XDR)            (XDR)->xops->msg_abort(XDR)
68
69extern bool_t xdr_call_msg_start (XDR *xdr, uint32 prog, uint32 ver, uint32 proc, opaque_auth *cred, opaque_auth *verf);
70extern bool_t xdr_reply_msg_start (XDR *xdr, opaque_auth *verf);
71extern bool_t xdr_send_auth (XDR *xdr, const opaque_auth *auth);
72extern bool_t xdr_send_reply_header (XDR *xdr, rpc_reply_header const *reply);
73extern void   xdr_free (xdrproc_t proc, char *objp);
74
75/***********************************************************************
76        Support for rpcgen
77 ***********************************************************************/
78
79#define XDR_SEND_ENUM(XDR, VALUE) xdr_send_enum(XDR, (void *) (VALUE), sizeof(*(VALUE)))
80#define XDR_RECV_ENUM(XDR, VALUE) xdr_recv_enum(XDR, (void *) (VALUE), sizeof(*(VALUE)))
81extern bool_t xdr_send_enum (XDR *xdr, const void *value, uint32 size);
82extern bool_t xdr_recv_enum (XDR *xdr, void *value, uint32 size);
83
84extern bool_t xdr_bytes (XDR *xdr, char **cpp, u_int *sizep, u_int maxsize);
85extern bool_t xdr_enum (XDR *xdr, enum_t *ep);
86extern bool_t xdr_pointer (XDR *xdrs, char **_objpp, u_int obj_size, xdrproc_t xdr_obj);
87extern bool_t xdr_int (XDR *xdr, int *ip);
88extern bool_t xdr_u_int (XDR *xdr, u_int *ip);
89extern bool_t xdr_char (XDR *xdr, char *cp);
90extern bool_t xdr_u_char (XDR *xdr, u_char *cp);
91extern bool_t xdr_long (XDR *xdr, long *ulp);
92extern bool_t xdr_u_long (XDR *xdr, u_long *ulp);
93#define xdr_uint32 xdr_u_long
94extern bool_t xdr_quad_t (XDR *xdrs, quad_t *llp);
95extern bool_t xdr_u_quad_t (XDR *__xdrs, u_quad_t *__ullp);
96extern bool_t xdr_short (XDR *xdr, short *sp);
97extern bool_t xdr_u_short (XDR *xdr, u_short *usp);
98extern bool_t xdr_vector (XDR *xdrs, char *basep, u_int nelem, u_int elemsize, xdrproc_t xdr_elem);
99extern bool_t xdr_void (void);
100extern bool_t xdr_opaque (XDR *xdr, caddr_t cp, u_int cnt);
101extern bool_t xdr_string (XDR *xdr, char **cpp, u_int maxsize);
102
103extern bool_t xdr_array (
104    XDR *xdrs,
105    caddr_t *addrp,/* array pointer */
106    u_int *sizep,  /* number of elements */
107    u_int maxsize,  /* max numberof elements */
108    u_int elsize,  /* size in bytes of each element */
109    xdrproc_t elproc); /* xdr routine to handle each element */
110
111#ifdef __cplusplus
112}
113#endif
114
115#endif /* rpc/xdr.h */
116