summaryrefslogtreecommitdiffstats
path: root/rpc/rpc-lib/src/rpc-common.c
blob: 941f01a251020036e1d3a9a4b46c6e7312bbcf9d (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
/*
  Copyright (c) 2010 Gluster, Inc. <http://www.gluster.com>
  This file is part of GlusterFS.

  GlusterFS is free software; you can redistribute it and/or modify
  it under the terms of the GNU Affero General Public License as published
  by the Free Software Foundation; either version 3 of the License,
  or (at your option) any later version.

  GlusterFS is distributed in the hope that it will be useful, but
  WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  Affero General Public License for more details.

  You should have received a copy of the GNU Affero General Public License
  along with this program.  If not, see
  <http://www.gnu.org/licenses/>.
*/



#include "xdr-common.h"

ssize_t
xdr_serialize_generic (struct iovec outmsg, void *res, xdrproc_t proc)
{
        ssize_t ret = -1;
        XDR     xdr;

        if ((!outmsg.iov_base) || (!res) || (!proc))
                return -1;

        xdrmem_create (&xdr, outmsg.iov_base, (unsigned int)outmsg.iov_len,
                       XDR_ENCODE);

        if (!proc (&xdr, res)) {
                ret = -1;
                goto ret;
        }

        ret = xdr_encoded_length (xdr);

ret:
        return ret;
}


ssize_t
xdr_to_generic (struct iovec inmsg, void *args, xdrproc_t proc)
{
        XDR     xdr;
        ssize_t ret = -1;

        if ((!inmsg.iov_base) || (!args) || (!proc))
                return -1;

        xdrmem_create (&xdr, inmsg.iov_base, (unsigned int)inmsg.iov_len,
                       XDR_DECODE);

        if (!proc (&xdr, args)) {
                ret  = -1;
                goto ret;
        }

        ret = xdr_decoded_length (xdr);
ret:
        return ret;
}


bool_t
xdr_gf_dump_req (XDR *xdrs, gf_dump_req *objp)
{
	 if (!xdr_u_quad_t (xdrs, &objp->gfs_id))
		 return FALSE;
	return TRUE;
}

bool_t
xdr_gf_prog_detail (XDR *xdrs, gf_prog_detail *objp)
{
	 if (!xdr_string (xdrs, &objp->progname, ~0))
		 return FALSE;
	 if (!xdr_u_quad_t (xdrs, &objp->prognum))
		 return FALSE;
	 if (!xdr_u_quad_t (xdrs, &objp->progver))
		 return FALSE;
	 if (!xdr_pointer (xdrs, (char **)&objp->next, sizeof (gf_prog_detail), (xdrproc_t) xdr_gf_prog_detail))
		 return FALSE;
	return TRUE;
}

bool_t
xdr_gf_dump_rsp (XDR *xdrs, gf_dump_rsp *objp)
{
	 if (!xdr_u_quad_t (xdrs, &objp->gfs_id))
		 return FALSE;
	 if (!xdr_int (xdrs, &objp->op_ret))
		 return FALSE;
	 if (!xdr_int (xdrs, &objp->op_errno))
		 return FALSE;
	 if (!xdr_pointer (xdrs, (char **)&objp->prog, sizeof (gf_prog_detail), (xdrproc_t) xdr_gf_prog_detail))
		 return FALSE;
	return TRUE;
}


ssize_t
xdr_serialize_dump_rsp (struct iovec outmsg, void *rsp)
{
        return xdr_serialize_generic (outmsg, (void *)rsp,
                                      (xdrproc_t)xdr_gf_dump_rsp);
}

ssize_t
xdr_to_dump_req (struct iovec inmsg, void *args)
{
        return xdr_to_generic (inmsg, (void *)args,
                               (xdrproc_t)xdr_gf_dump_req);
}


ssize_t
xdr_from_dump_req (struct iovec outmsg, void *rsp)
{
        return xdr_serialize_generic (outmsg, (void *)rsp,
                                      (xdrproc_t)xdr_gf_dump_req);
}

ssize_t
xdr_to_dump_rsp (struct iovec inmsg, void *args)
{
        return xdr_to_generic (inmsg, (void *)args,
                               (xdrproc_t)xdr_gf_dump_rsp);
}