2 * Copyright (c) 1999, Boris Popov
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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.
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
30 #include <sys/cdefs.h>
31 __FBSDID("$FreeBSD$");
33 #include <sys/param.h>
34 #include <sys/types.h>
35 #include <sys/errno.h>
36 #include <sys/sysctl.h>
37 #include <sys/ioctl.h>
47 #include <netncp/ncp_lib.h>
48 #include <netncp/ncp_rcfile.h>
49 #include <netncp/ncp_nls.h>
50 /*#include <netncp/ncp_cfg.h>*/
51 #include <netncp/ncpio.h>
53 #define _PATH_NCP _PATH_DEV NCP_NAME
56 ncp_add_word_lh(struct ncp_buf *conn, u_int16_t x) {
57 setwle(conn->packet, conn->rqsize, x);
63 ncp_add_dword_lh(struct ncp_buf *conn, u_int32_t x) {
64 setdle(conn->packet, conn->rqsize, x);
70 ncp_add_word_hl(struct ncp_buf *conn, u_int16_t x){
71 setwbe(conn->packet, conn->rqsize, x);
77 ncp_add_dword_hl(struct ncp_buf *conn, u_int32_t x) {
78 setdbe(conn->packet, conn->rqsize, x);
84 ncp_add_mem(struct ncp_buf *conn, const void *source, int size) {
85 memcpy(conn->packet+conn->rqsize, source, size);
91 ncp_add_mem_nls(struct ncp_buf *conn, const void *source, int size) {
92 ncp_nls_mem_u2n(conn->packet+conn->rqsize, source, size);
98 ncp_add_pstring(struct ncp_buf *conn, const char *s) {
101 ncp_printf("ncp_add_pstring: string too long: %s\n", s);
104 ncp_add_byte(conn, len);
105 ncp_add_mem(conn, s, len);
110 ncp_add_handle_path(struct ncp_buf *conn, nuint32 volNumber, nuint32 dirNumber,
111 int handleFlag, const char *path)
113 ncp_add_byte(conn, volNumber);
114 ncp_add_dword_lh(conn, dirNumber);
115 ncp_add_byte(conn, handleFlag);
117 ncp_add_byte(conn, 1); /* 1 component */
118 ncp_add_pstring(conn, path);
120 ncp_add_byte(conn, 0);
125 ncp_init_request(struct ncp_buf *conn) {
131 ncp_init_request_s(struct ncp_buf *conn, int subfn) {
132 ncp_init_request(conn);
133 ncp_add_word_lh(conn, 0);
134 ncp_add_byte(conn, subfn);
138 ncp_reply_word_hl(struct ncp_buf *conn, int offset) {
139 return getwbe(ncp_reply_data(conn, offset), 0);
143 ncp_reply_word_lh(struct ncp_buf *conn, int offset) {
144 return getwle(ncp_reply_data(conn, offset), 0);
148 ncp_reply_dword_hl(struct ncp_buf *conn, int offset) {
149 return getdbe(ncp_reply_data(conn, offset), 0);
153 ncp_reply_dword_lh(struct ncp_buf *conn, int offset) {
154 return getdle(ncp_reply_data(conn, offset), 0);
159 ncp_connect(struct ncp_conn_args *li, int *connHandle) {
160 struct ncpioc_connect args;
162 if ((fd = open(_PATH_NCP, O_RDWR)) < 0)
165 args.ioc_connhandle = connHandle;
167 (void)ioctl(fd, NCPIOC_CONNECT, &args);
174 ncp_disconnect(int cH) {
177 ncp_init_request(conn);
178 ncp_add_byte(conn, NCP_CONN_CONNCLOSE);
179 return ncp_conn_request(cH, conn);
183 ncp_request(int connHandle,int function, struct ncp_buf *ncpbuf){
184 struct ncpioc_request args;
186 if ((fd = open(_PATH_NCP, O_RDWR)) < 0)
188 args.ioc_connhandle = connHandle;
189 args.ioc_fn = function;
190 args.ioc_ncpbuf = ncpbuf;
192 (void)ioctl(fd, NCPIOC_REQUEST, &args);
199 ncp_conn_request(int connHandle, struct ncp_buf *ncpbuf){
200 return (ncp_request(connHandle, NCP_CONN, ncpbuf));
204 ncp_conn_scan(struct ncp_conn_loginfo *li, int *connid) {
205 struct ncpioc_connscan args;
207 if ((fd = open(_PATH_NCP, O_RDWR)) < 0)
210 args.ioc_connhandle = connid;
212 (void)ioctl(fd, NCPIOC_CONNSCAN, &args);
219 NWRequest(NWCONN_HANDLE cH, nuint16 fn,
220 nuint16 nrq, NW_FRAGMENT* rq,
221 nuint16 nrp, NW_FRAGMENT* rp)
224 struct ncp_conn_frag nf;
227 ncp_init_request(conn);
228 ncp_add_byte(conn, NCP_CONN_FRAG);
234 ncp_add_mem(conn, &nf, sizeof(nf));
235 error = ncp_conn_request(cH, conn);
244 size_t kvlen = sizeof(kv);
245 static int ncp_initialized;
249 error = sysctlbyname("net.ncp.version", &kv, &kvlen, NULL, 0);
252 fprintf(stderr, "Kernel module ncp is not loaded.\n");
254 fprintf(stderr, "%s: kernel module is old, please recompile it.\n", __func__);
257 if (NCP_VERSION != kv) {
258 fprintf(stderr, "%s: kernel module version(%d) don't match library(%d).\n", __func__, kv, NCP_VERSION);
261 if ((error = ncp_nls_setrecode(0)) != 0) {
262 fprintf(stderr, "%s: can't initialise recode\n", __func__);
265 if ((error = ncp_nls_setlocale("")) != 0) {
266 fprintf(stderr, "%s: can't initialise locale\n", __func__);
276 int ncp_opterr = 1, /* if error message should be printed */
277 ncp_optind = 1, /* index into parent argv vector */
278 ncp_optopt, /* character checked for validity */
279 ncp_optreset; /* reset getopt */
280 char *ncp_optarg; /* argument associated with option */
282 #define BADCH (int)'?'
283 #define BADARG (int)':'
287 ncp_getopt(nargc, nargv, ostr)
292 static char *place = EMSG; /* option letter processing */
293 char *oli; /* option letter list index */
296 if (ncp_optreset || !*place) { /* update scanning pointer */
300 if (tmpind >= nargc) {
304 if (*(place = nargv[tmpind]) != '-') {
306 continue; /* lookup next option */
308 if (place[1] && *++place == '-') { /* found "--" */
309 ncp_optind = ++tmpind;
316 } /* option letter okay? */
317 if ((ncp_optopt = (int)*place++) == (int)':' ||
318 !(oli = strchr(ostr, ncp_optopt))) {
320 * if the user didn't specify '-' as an option,
321 * assume it means -1.
323 if (ncp_optopt == (int)'-')
327 if (ncp_opterr && *ostr != ':')
328 (void)fprintf(stderr,
329 "%s: illegal option -- %c\n", _getprogname(), ncp_optopt);
332 if (*++oli != ':') { /* don't need argument */
337 else { /* need an argument */
338 if (*place) /* no white space */
340 else if (nargc <= ++ncp_optind) { /* no arg */
345 (void)fprintf(stderr,
346 "%s: option requires an argument -- %c\n",
347 _getprogname(), ncp_optopt);
350 else /* white space */
351 ncp_optarg = nargv[ncp_optind];
355 return (ncp_optopt); /* dump back option letter */
358 * misc options parsing routines
361 ncp_args_parserc(struct ncp_args *na, char *sect, ncp_setopt_t *set_callback) {
364 for (; na->opt; na++) {
367 if (rc_getstringptr(ncp_rc,sect,na->name,&na->str) == 0) {
368 len = strlen(na->str);
369 if (len > na->ival) {
370 fprintf(stderr,"rc: Argument for option '%c' (%s) too long\n",na->opt,na->name);
377 error = rc_getbool(ncp_rc,sect,na->name,&na->ival);
378 if (error == ENOENT) break;
379 if (error) return EINVAL;
383 if (rc_getint(ncp_rc,sect,na->name,&na->ival) == 0) {
384 if (((na->flag & NAFL_HAVEMIN) &&
385 (na->ival < na->min)) ||
386 ((na->flag & NAFL_HAVEMAX) &&
387 (na->ival > na->max))) {
388 fprintf(stderr,"rc: Argument for option '%c' (%s) should be in [%d-%d] range\n",na->opt,na->name,na->min,na->max);
402 ncp_args_parseopt(struct ncp_args *na, int opt, char *optarg, ncp_setopt_t *set_callback) {
405 for (; na->opt; na++) {
406 if (na->opt != opt) continue;
411 len = strlen(na->str);
412 if (len > na->ival) {
413 fprintf(stderr,"opt: Argument for option '%c' (%s) too long\n",na->opt,na->name);
425 na->ival = strtol(optarg, NULL, 0);
427 fprintf(stderr,"opt: Invalid integer value for option '%c' (%s).\n",na->opt,na->name);
430 if (((na->flag & NAFL_HAVEMIN) &&
431 (na->ival < na->min)) ||
432 ((na->flag & NAFL_HAVEMAX) &&
433 (na->ival > na->max))) {
434 fprintf(stderr,"opt: Argument for option '%c' (%s) should be in [%d-%d] range\n",na->opt,na->name,na->min,na->max);
448 * Print a (descriptive) error message
450 * 0 - no specific error code available;
451 * -999..-1 - NDS error
452 * 1..32767 - system error
453 * the rest - requester error;
456 ncp_error(const char *fmt, int error, ...) {
459 fprintf(stderr, "%s: ", _getprogname());
461 vfprintf(stderr, fmt, ap);
465 if (error > -1000 && error < 0) {
466 fprintf(stderr, ": dserr = %d\n", error);
467 } else if (error & 0x8000) {
468 fprintf(stderr, ": nwerr = %04x\n", error);
470 fprintf(stderr, ": syserr = %s\n", strerror(error));
472 fprintf(stderr, "\n");
476 ncp_printb(char *dest, int flags, const struct ncp_bitname *bnp) {
480 for(; bnp->bn_bit; bnp++) {
481 if (flags & bnp->bn_bit) {
482 strcat(dest, bnp->bn_name);
485 if (!first && (flags & bnp[1].bn_bit))