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. Neither the name of the author nor the names of any co-contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 * NetWare RPCs
29 */
30
31 #include <sys/cdefs.h>
32 __FBSDID("$FreeBSD: stable/9/lib/libncp/ncpl_rpc.c 165920 2007-01-09 23:27:39Z imp $");
33
34 #include <sys/types.h>
35 #include <sys/time.h>
36 #include <arpa/inet.h>
37 #include <errno.h>
38 #include <stdio.h>
39 #include <string.h>
40 #include <netncp/ncp_lib.h>
41
42 struct ncp_rpc_rq {
43 nuint16 len; /* HL */
44 nuint8 subfn;
45 nuint32 reserved[4];
46 nuint8 flags[4];
47 } __attribute__ ((packed));
48
49 struct ncp_rpc_rp {
50 nuint32 rpccode;
51 nuint32 reserved[4];
52 nuint32 rpcval;
53 } __attribute__ ((packed));
54
55 static NWCCODE
ncp_rpc(NWCONN_HANDLE cH,int rpcfn,const nuint8 * rpcarg,char * arg1,char * arg2,nuint32 * rpcval)56 ncp_rpc(NWCONN_HANDLE cH, int rpcfn,
57 const nuint8* rpcarg, char* arg1, char *arg2,
58 nuint32* rpcval) {
59 NWCCODE error;
60 NW_FRAGMENT rq[4], rp;
61 struct ncp_rpc_rq rqh;
62 struct ncp_rpc_rp rph;
63
64 rqh.subfn = rpcfn;
65 if (rpcarg)
66 bcopy(rpcarg, rqh.reserved, 4 * 4 + 4);
67 else
68 bzero(rqh.reserved, 4 * 4 + 4);
69 rq[0].fragAddress = (char*)&rqh;
70 rq[0].fragSize = sizeof(rqh);
71 rq[1].fragAddress = arg1;
72 rq[1].fragSize = strlen(arg1) + 1;
73 rq[2].fragAddress = arg2;
74 rq[2].fragSize = arg2 ? (strlen(arg2) + 1) : 0;
75 rqh.len = htons(rq[2].fragSize + rq[1].fragSize + sizeof(rqh) - 2);
76 rp.fragAddress = (char*)&rph;
77 rp.fragSize = sizeof(rph);
78 error = NWRequest(cH, 131, 3, rq, 1, &rp);
79 if (error) return error;
80 if (rp.fragSize < 4) return EBADRPC;
81 error = rph.rpccode;
82 if (error) return error;
83 if (rpcval) {
84 if (rp.fragSize < 24)
85 return EBADRPC;
86 *rpcval = rph.rpcval;
87 }
88 return 0;
89 }
90
91 NWCCODE
NWSMLoadNLM(NWCONN_HANDLE cH,pnstr8 cmd)92 NWSMLoadNLM(NWCONN_HANDLE cH, pnstr8 cmd) {
93 return ncp_rpc(cH, 1, NULL, cmd, NULL, NULL);
94 }
95
96 NWCCODE
NWSMUnloadNLM(NWCONN_HANDLE cH,pnstr8 cmd)97 NWSMUnloadNLM(NWCONN_HANDLE cH, pnstr8 cmd) {
98 return ncp_rpc(cH, 2, NULL, cmd, NULL, NULL);
99 }
100
101 NWCCODE
NWSMMountVolume(NWCONN_HANDLE cH,pnstr8 volName,nuint32 * volnum)102 NWSMMountVolume(NWCONN_HANDLE cH, pnstr8 volName, nuint32* volnum) {
103 return ncp_rpc(cH, 3, NULL, volName, NULL, volnum);
104 }
105
106 NWCCODE
NWSMDismountVolumeByName(NWCONN_HANDLE cH,pnstr8 vol)107 NWSMDismountVolumeByName(NWCONN_HANDLE cH, pnstr8 vol) {
108 return ncp_rpc(cH, 4, NULL, vol, NULL, NULL);
109 }
110
111 struct ncp_set_hdr {
112 nuint32 typeFlag; /* 0 - str, 1 - value */
113 nuint32 value;
114 nuint32 pad[20 - 4 - 4];
115 } __attribute__ ((packed));
116
117 NWCCODE
NWSMSetDynamicCmdIntValue(NWCONN_HANDLE cH,pnstr8 setCommandName,nuint32 cmdValue)118 NWSMSetDynamicCmdIntValue(NWCONN_HANDLE cH, pnstr8 setCommandName, nuint32 cmdValue) {
119 struct ncp_set_hdr rq;
120
121 memset(&rq, 0, sizeof(rq));
122 rq.typeFlag = 1;
123 rq.value = cmdValue;
124 return ncp_rpc(cH, 6, (char*)&rq, setCommandName, NULL, NULL);
125 }
126
127 NWCCODE
NWSMSetDynamicCmdStrValue(NWCONN_HANDLE cH,pnstr8 setCommandName,pnstr8 cmdValue)128 NWSMSetDynamicCmdStrValue(NWCONN_HANDLE cH, pnstr8 setCommandName,
129 pnstr8 cmdValue) {
130 return ncp_rpc(cH, 6, NULL, setCommandName, cmdValue, NULL);
131 }
132
133 NWCCODE
NWSMExecuteNCFFile(NWCONN_HANDLE cH,pnstr8 NCFFileName)134 NWSMExecuteNCFFile(NWCONN_HANDLE cH, pnstr8 NCFFileName) {
135 return ncp_rpc(cH, 7, NULL, NCFFileName, NULL, NULL);
136 }
137