ncpl_rpc.c revision 165920
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: head/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 42struct ncp_rpc_rq { 43 nuint16 len; /* HL */ 44 nuint8 subfn; 45 nuint32 reserved[4]; 46 nuint8 flags[4]; 47} __attribute__ ((packed)); 48 49struct ncp_rpc_rp { 50 nuint32 rpccode; 51 nuint32 reserved[4]; 52 nuint32 rpcval; 53} __attribute__ ((packed)); 54 55static NWCCODE 56ncp_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 91NWCCODE 92NWSMLoadNLM(NWCONN_HANDLE cH, pnstr8 cmd) { 93 return ncp_rpc(cH, 1, NULL, cmd, NULL, NULL); 94} 95 96NWCCODE 97NWSMUnloadNLM(NWCONN_HANDLE cH, pnstr8 cmd) { 98 return ncp_rpc(cH, 2, NULL, cmd, NULL, NULL); 99} 100 101NWCCODE 102NWSMMountVolume(NWCONN_HANDLE cH, pnstr8 volName, nuint32* volnum) { 103 return ncp_rpc(cH, 3, NULL, volName, NULL, volnum); 104} 105 106NWCCODE 107NWSMDismountVolumeByName(NWCONN_HANDLE cH, pnstr8 vol) { 108 return ncp_rpc(cH, 4, NULL, vol, NULL, NULL); 109} 110 111struct ncp_set_hdr { 112 nuint32 typeFlag; /* 0 - str, 1 - value */ 113 nuint32 value; 114 nuint32 pad[20 - 4 - 4]; 115} __attribute__ ((packed)); 116 117NWCCODE 118NWSMSetDynamicCmdIntValue(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 127NWCCODE 128NWSMSetDynamicCmdStrValue(NWCONN_HANDLE cH, pnstr8 setCommandName, 129 pnstr8 cmdValue) { 130 return ncp_rpc(cH, 6, NULL, setCommandName, cmdValue, NULL); 131} 132 133NWCCODE 134NWSMExecuteNCFFile(NWCONN_HANDLE cH, pnstr8 NCFFileName) { 135 return ncp_rpc(cH, 7, NULL, NCFFileName, NULL, NULL); 136} 137