ncpl_rpc.c revision 84213 
1/*
2 * Copyright (c) 1999, Boris Popov
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 *    must display the following acknowledgement:
15 *    This product includes software developed by Boris Popov.
16 * 4. Neither the name of the author nor the names of any co-contributors
17 *    may be used to endorse or promote products derived from this software
18 *    without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 * NetWare RPCs
32 */
33
34#include <sys/cdefs.h>
35__FBSDID("$FreeBSD: head/lib/libncp/ncpl_rpc.c 84213 2001-09-30 22:01:19Z dillon $");
36
37#include <sys/types.h>
38#include <sys/time.h>
39#include <errno.h>
40#include <stdio.h>
41#include <strings.h>
42#include <netncp/ncp_lib.h>
43
44struct ncp_rpc_rq {
45	nuint16		len;	/* HL */
46	nuint8		subfn;
47	nuint32		reserved[4];
48	nuint8		flags[4];
49} __attribute__ ((packed));
50
51struct ncp_rpc_rp {
52	nuint32		rpccode;
53	nuint32		reserved[4];
54	nuint32		rpcval;
55} __attribute__ ((packed));
56
57static NWCCODE
58ncp_rpc(NWCONN_HANDLE cH, int rpcfn,
59	const nuint8* rpcarg, char* arg1, char *arg2,
60	nuint32* rpcval) {
61	NWCCODE error;
62	NW_FRAGMENT rq[4], rp;
63	struct ncp_rpc_rq rqh;
64	struct ncp_rpc_rp rph;
65
66	rqh.subfn = rpcfn;
67	if (rpcarg)
68		bcopy(rpcarg, rqh.reserved, 4 * 4 + 4);
69	else
70		bzero(rqh.reserved, 4 * 4 + 4);
71	rq[0].fragAddress = (char*)&rqh;
72	rq[0].fragSize = sizeof(rqh);
73	rq[1].fragAddress = arg1;
74	rq[1].fragSize = strlen(arg1) + 1;
75	rq[2].fragAddress = arg2;
76	rq[2].fragSize = arg2 ? (strlen(arg2) + 1) : 0;
77	rqh.len = htons(rq[2].fragSize + rq[1].fragSize + sizeof(rqh) - 2);
78	rp.fragAddress = (char*)&rph;
79	rp.fragSize = sizeof(rph);
80	error = NWRequest(cH, 131, 3, rq, 1, &rp);
81	if (error) return error;
82	if (rp.fragSize < 4) return EBADRPC;
83	error = rph.rpccode;
84	if (error) return error;
85	if (rpcval) {
86		if (rp.fragSize < 24)
87			return EBADRPC;
88		*rpcval = rph.rpcval;
89	}
90	return 0;
91}
92
93NWCCODE
94NWSMLoadNLM(NWCONN_HANDLE cH, pnstr8 cmd) {
95	return ncp_rpc(cH, 1, NULL, cmd, NULL, NULL);
96}
97
98NWCCODE
99NWSMUnloadNLM(NWCONN_HANDLE cH, pnstr8 cmd) {
100	return ncp_rpc(cH, 2, NULL, cmd, NULL, NULL);
101}
102
103NWCCODE
104NWSMMountVolume(NWCONN_HANDLE cH, pnstr8 volName, nuint32* volnum) {
105	return ncp_rpc(cH, 3, NULL, volName, NULL, volnum);
106}
107
108NWCCODE
109NWSMDismountVolumeByName(NWCONN_HANDLE cH, pnstr8 vol) {
110	return ncp_rpc(cH, 4, NULL, vol, NULL, NULL);
111}
112
113struct ncp_set_hdr {
114	nuint32	typeFlag;	/* 0 - str, 1 - value */
115	nuint32	value;
116	nuint32	pad[20 - 4 - 4];
117} __attribute__ ((packed));
118
119NWCCODE
120NWSMSetDynamicCmdIntValue(NWCONN_HANDLE cH, pnstr8 setCommandName, nuint32 cmdValue) {
121	struct ncp_set_hdr rq;
122
123	memset(&rq, 0, sizeof(rq));
124	rq.typeFlag = 1;
125	rq.value = cmdValue;
126	return ncp_rpc(cH, 6, (char*)&rq, setCommandName, NULL, NULL);
127}
128
129NWCCODE
130NWSMSetDynamicCmdStrValue(NWCONN_HANDLE cH, pnstr8 setCommandName,
131		pnstr8 cmdValue) {
132	return ncp_rpc(cH, 6, NULL, setCommandName, cmdValue, NULL);
133}
134
135NWCCODE
136NWSMExecuteNCFFile(NWCONN_HANDLE cH, pnstr8 NCFFileName) {
137	return ncp_rpc(cH, 7, NULL, NCFFileName, NULL, NULL);
138}
139