- adapted README with tested plattforms
[deb_libnfs.git] / portmap / portmap.c
1 /*
2 Copyright (C) 2010 by Ronnie Sahlberg <ronniesahlberg@gmail.com>
3
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU Lesser General Public License as published by
6 the Free Software Foundation; either version 2.1 of the License, or
7 (at your option) any later version.
8
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public License
15 along with this program; if not, see <http://www.gnu.org/licenses/>.
16 */
17
18 #include <stdio.h>
19 #include <rpc/rpc.h>
20 #include <rpc/xdr.h>
21 #include "libnfs.h"
22 #include "libnfs-raw.h"
23 #include "libnfs-private.h"
24 #include "libnfs-raw-portmap.h"
25
26
27 int rpc_pmap_null_async(struct rpc_context *rpc, rpc_cb cb, void *private_data)
28 {
29 struct rpc_pdu *pdu;
30
31 pdu = rpc_allocate_pdu(rpc, PMAP_PROGRAM, PMAP_V2, PMAP_NULL, cb, private_data, (xdrproc_t)xdr_void, 0);
32 if (pdu == NULL) {
33 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for portmap/null call");
34 return -1;
35 }
36
37 if (rpc_queue_pdu(rpc, pdu) != 0) {
38 rpc_set_error(rpc, "Out of memory. Failed to queue pdu for portmap/null call");
39 rpc_free_pdu(rpc, pdu);
40 return -2;
41 }
42
43 return 0;
44 }
45
46 int rpc_pmap_getport_async(struct rpc_context *rpc, int program, int version, rpc_cb cb, void *private_data)
47 {
48 struct rpc_pdu *pdu;
49 struct mapping m;
50
51 pdu = rpc_allocate_pdu(rpc, PMAP_PROGRAM, PMAP_V2, PMAP_GETPORT, cb, private_data, (xdrproc_t)xdr_int, sizeof(uint32_t));
52 if (pdu == NULL) {
53 rpc_set_error(rpc, "Out of memory. Failed to allocate pdu for portmap/getport call");
54 return -1;
55 }
56
57 m.prog = program;
58 m.vers = version;
59 m.prot = IPPROTO_TCP;
60 m.port = 0;
61 if (xdr_mapping(&pdu->xdr, &m) == 0) {
62 rpc_set_error(rpc, "XDR error: Failed to encode data for portmap/getport call");
63 rpc_free_pdu(rpc, pdu);
64 return -2;
65 }
66
67 if (rpc_queue_pdu(rpc, pdu) != 0) {
68 printf("Failed to queue portmap/getport pdu\n");
69 rpc_free_pdu(rpc, pdu);
70 return -2;
71 }
72
73 return 0;
74 }