summaryrefslogtreecommitdiff
path: root/libc/inet/rpc/svc_raw.c
blob: 7f3f55bc669c99ad9d667879e1e844faa6b6c7ea (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
/* @(#)svc_raw.c	2.1 88/07/29 4.0 RPCSRC */
/*
 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
 * unrestricted use provided that this legend is included on all tape
 * media and as a part of the software program in whole or part.  Users
 * may copy or modify Sun RPC without charge, but are not authorized
 * to license or distribute it to anyone else except as part of a product or
 * program developed by the user.
 *
 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
 * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
 *
 * Sun RPC is provided with no support and without any obligation on the
 * part of Sun Microsystems, Inc. to assist in its use, correction,
 * modification or enhancement.
 *
 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
 * OR ANY PART THEREOF.
 *
 * In no event will Sun Microsystems, Inc. be liable for any lost revenue
 * or profits or other special, indirect and consequential damages, even if
 * Sun has been advised of the possibility of such damages.
 *
 * Sun Microsystems, Inc.
 * 2550 Garcia Avenue
 * Mountain View, California  94043
 */
#if 0
static char sccsid[] = "@(#)svc_raw.c 1.15 87/08/11 Copyr 1984 Sun Micro";
#endif

/*
 * svc_raw.c,   This a toy for simple testing and timing.
 * Interface to create an rpc client and server in the same UNIX process.
 * This lets us simulate rpc and get rpc (round trip) overhead, without
 * any interference from the kernel.
 *
 * Copyright (C) 1984, Sun Microsystems, Inc.
 */

#define __FORCE_GLIBC
#include <features.h>
#include "rpc_private.h"
#include <rpc/svc.h>

/* libc_hidden_proto(xdrmem_create) */
libc_hidden_proto(xdr_callmsg)
/* libc_hidden_proto(xdr_replymsg) */

/*
 * This is the "network" that we will be moving data over
 */
struct svcraw_private_s
  {
    char _raw_buf[UDPMSGSIZE];
    SVCXPRT server;
    XDR xdr_stream;
    char verf_body[MAX_AUTH_BYTES];
  };
#ifdef __UCLIBC_HAS_THREADS__
#define svcraw_private (*(struct svcraw_private_s **)&RPC_THREAD_VARIABLE(svcraw_private_s))
#else
static struct svcraw_private_s *svcraw_private;
#endif

static bool_t svcraw_recv (SVCXPRT *, struct rpc_msg *);
static enum xprt_stat svcraw_stat (SVCXPRT *);
static bool_t svcraw_getargs (SVCXPRT *, xdrproc_t, caddr_t);
static bool_t svcraw_reply (SVCXPRT *, struct rpc_msg *);
static bool_t svcraw_freeargs (SVCXPRT *, xdrproc_t, caddr_t);
static void svcraw_destroy (SVCXPRT *);

static struct xp_ops server_ops =
{
  svcraw_recv,
  svcraw_stat,
  svcraw_getargs,
  svcraw_reply,
  svcraw_freeargs,
  svcraw_destroy
};

SVCXPRT *
svcraw_create (void)
{
  struct svcraw_private_s *srp = svcraw_private;

  if (srp == 0)
    {
      srp = (struct svcraw_private_s *) calloc (1, sizeof (*srp));
      if (srp == 0)
	return NULL;
    }
  srp->server.xp_sock = 0;
  srp->server.xp_port = 0;
  srp->server.xp_ops = &server_ops;
  srp->server.xp_verf.oa_base = srp->verf_body;
  xdrmem_create (&srp->xdr_stream, srp->_raw_buf, UDPMSGSIZE, XDR_FREE);
  return &srp->server;
}

static enum xprt_stat
svcraw_stat (SVCXPRT *xprt attribute_unused)
{
  return XPRT_IDLE;
}

static bool_t
svcraw_recv (xprt, msg)
     SVCXPRT *xprt attribute_unused;
     struct rpc_msg *msg;
{
  struct svcraw_private_s *srp = svcraw_private;
  XDR *xdrs;

  if (srp == 0)
    return FALSE;
  xdrs = &srp->xdr_stream;
  xdrs->x_op = XDR_DECODE;
  XDR_SETPOS (xdrs, 0);
  if (!xdr_callmsg (xdrs, msg))
    return FALSE;
  return TRUE;
}

static bool_t
svcraw_reply (SVCXPRT *xprt attribute_unused, struct rpc_msg *msg)
{
  struct svcraw_private_s *srp = svcraw_private;
  XDR *xdrs;

  if (srp == 0)
    return FALSE;
  xdrs = &srp->xdr_stream;
  xdrs->x_op = XDR_ENCODE;
  XDR_SETPOS (xdrs, 0);
  if (!xdr_replymsg (xdrs, msg))
    return FALSE;
  (void) XDR_GETPOS (xdrs);	/* called just for overhead */
  return TRUE;
}

static bool_t
svcraw_getargs (SVCXPRT *xprt attribute_unused, xdrproc_t xdr_args, caddr_t args_ptr)
{
  struct svcraw_private_s *srp = svcraw_private;

  if (srp == 0)
    return FALSE;
  return (*xdr_args) (&srp->xdr_stream, args_ptr);
}

static bool_t
svcraw_freeargs (SVCXPRT *xprt attribute_unused, xdrproc_t xdr_args, caddr_t args_ptr)
{
  struct svcraw_private_s *srp = svcraw_private;
  XDR *xdrs;

  if (srp == 0)
    return FALSE;
  xdrs = &srp->xdr_stream;
  xdrs->x_op = XDR_FREE;
  return (*xdr_args) (xdrs, args_ptr);
}

static void
svcraw_destroy (SVCXPRT *xprt attribute_unused)
{
}