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c906108c SS |
1 | /* |
2 | * Copyright (C) 1995 Advanced RISC Machines Limited. All rights reserved. | |
3 | * | |
4 | * This software may be freely used, copied, modified, and distributed | |
5 | * provided that the above copyright notice is preserved in all copies of the | |
6 | * software. | |
7 | */ | |
8 | ||
9 | /* -*-C-*- | |
10 | * | |
11 | * $Revision$ | |
12 | * $Date$ | |
13 | * | |
14 | * | |
15 | * etherdrv.c - Ethernet Driver for Angel. | |
16 | */ | |
17 | ||
18 | #ifdef __hpux | |
19 | # define _POSIX_SOURCE 1 | |
20 | # define _HPUX_SOURCE 1 | |
21 | # define _XOPEN_SOURCE 1 | |
22 | #endif | |
23 | ||
24 | #include <stdio.h> | |
25 | #ifdef __hpux | |
26 | # define uint hide_HPs_uint | |
27 | #endif | |
28 | #ifdef STDC_HEADERS | |
29 | # include <unistd.h> | |
30 | # ifdef __hpux | |
31 | # undef uint | |
32 | # endif | |
33 | #endif | |
34 | #include <stdlib.h> | |
35 | #include <string.h> | |
36 | #ifdef __hpux | |
37 | # define uint hide_HPs_uint | |
38 | #endif | |
39 | #include <fcntl.h> | |
40 | #ifdef __hpux | |
41 | # undef uint | |
42 | #endif | |
43 | #include <errno.h> | |
44 | #include <stdarg.h> | |
45 | #include <ctype.h> | |
46 | #include "host.h" | |
47 | ||
48 | #ifdef COMPILING_ON_WINDOWS | |
49 | typedef char * caddr_t; | |
50 | # undef IGNORE | |
51 | # include <winsock.h> | |
52 | # include "angeldll.h" | |
53 | #else | |
54 | # ifdef __hpux | |
55 | # define uint hide_HPs_uint | |
56 | # endif | |
57 | # include <sys/types.h> | |
58 | # include <sys/socket.h> | |
59 | # ifdef __hpux | |
60 | # undef uint | |
61 | # endif | |
62 | # include <netdb.h> | |
63 | # include <sys/time.h> | |
64 | # include <sys/ioctl.h> | |
65 | # ifdef HAVE_SYS_FILIO_H | |
66 | # include <sys/filio.h> | |
67 | # endif | |
68 | # include <netinet/in.h> | |
69 | # include <arpa/inet.h> | |
70 | #endif | |
71 | ||
72 | #include "hsys.h" | |
73 | #include "devices.h" | |
5c44784c | 74 | #include "angel_endian.h" |
c906108c SS |
75 | #include "buffers.h" |
76 | #include "hostchan.h" | |
77 | #include "params.h" | |
78 | #include "logging.h" | |
79 | #include "ethernet.h" | |
80 | ||
81 | ||
82 | #if !defined(COMPILING_ON_WINDOWS) && !defined(STDC_HEADERS) | |
83 | /* These two might not work for windows. */ | |
84 | extern int sys_nerr; | |
85 | extern char * sys_errlist[]; | |
86 | #endif | |
87 | ||
88 | #ifndef UNUSED | |
89 | # define UNUSED(x) (x = x) /* Silence compiler warnings */ | |
90 | #endif | |
91 | ||
92 | /* | |
93 | * forward declarations of static functions | |
94 | */ | |
95 | static int EthernetOpen(const char *name, const char *arg); | |
96 | static int EthernetMatch(const char *name, const char *arg); | |
97 | static void EthernetClose(void); | |
98 | static int EthernetRead(DriverCall *dc, bool block); | |
99 | static int EthernetWrite(DriverCall *dc); | |
100 | static int EthernetIoctl(const int opcode, void *args); | |
101 | ||
102 | /* | |
103 | * the device descriptor for Ethernet | |
104 | */ | |
105 | DeviceDescr angel_EthernetDevice = | |
106 | { | |
107 | "Ethernet", | |
108 | EthernetOpen, | |
109 | EthernetMatch, | |
110 | EthernetClose, | |
111 | EthernetRead, | |
112 | EthernetWrite, | |
113 | EthernetIoctl | |
114 | }; | |
115 | ||
116 | /* | |
117 | * descriptor for the socket that we talk down | |
118 | */ | |
119 | static int sock = -1; | |
120 | ||
121 | /* | |
122 | * address of the remote target | |
123 | */ | |
124 | static struct sockaddr_in remote, *ia = &remote; | |
125 | ||
126 | /* | |
127 | * array of dynamic port numbers on target | |
128 | */ | |
129 | static unsigned short int ports[2]; | |
130 | ||
131 | /* | |
132 | * Function: set_address | |
133 | * Purpose: Try to get an address into an understandable form | |
134 | * | |
135 | * Params: | |
136 | * Input: addr The address to parse | |
137 | * | |
138 | * Output: ia Structure to hold the parsed address | |
139 | * | |
140 | * Returns: | |
141 | * OK: 0 | |
142 | * Error: -1 | |
143 | */ | |
144 | static int set_address(const char *const addr, struct sockaddr_in *const ia) | |
145 | { | |
146 | ia->sin_family = AF_INET; | |
147 | ||
148 | /* | |
149 | * Try address as a dotted decimal | |
150 | */ | |
151 | ia->sin_addr.s_addr = inet_addr(addr); | |
152 | ||
153 | /* | |
154 | * If that failed, try it as a hostname | |
155 | */ | |
156 | if (ia->sin_addr.s_addr == (u_int)-1) | |
157 | { | |
158 | struct hostent *hp = gethostbyname(addr); | |
159 | ||
160 | if (hp == NULL) | |
161 | return -1; | |
162 | ||
163 | (void)memcpy((caddr_t)&ia->sin_addr, hp->h_addr, hp->h_length); | |
164 | } | |
165 | ||
166 | return 0; | |
167 | } | |
168 | ||
169 | /* | |
170 | * Function: open_socket | |
171 | * Purpose: Open a non-blocking UDP socket, and bind it to a port | |
172 | * assigned by the system. | |
173 | * | |
174 | * Params: None | |
175 | * | |
176 | * Returns: | |
177 | * OK: socket descriptor | |
178 | * Error: -1 | |
179 | */ | |
180 | static int open_socket(void) | |
181 | { | |
182 | int sfd; | |
183 | #if 0 /* see #if 0 just below -VVV- */ | |
184 | int yesplease = 1; | |
185 | #endif | |
186 | struct sockaddr_in local; | |
187 | ||
188 | /* | |
189 | * open the socket | |
190 | */ | |
191 | #ifdef COMPILING_ON_WINDOWS | |
192 | if ((sfd = socket(AF_INET, SOCK_DGRAM, 0)) == INVALID_SOCKET) | |
193 | return -1; | |
194 | #else | |
195 | if ((sfd = socket(AF_INET, SOCK_DGRAM, 0)) < 0) | |
196 | { | |
197 | # ifdef DEBUG | |
198 | perror("socket"); | |
199 | # endif | |
200 | return -1; | |
201 | } | |
202 | #endif | |
203 | ||
204 | /* | |
205 | * 960731 KWelton | |
206 | * | |
207 | * I don't believe that this should be necessary - if we | |
208 | * use select(), then non-blocking I/O is redundant. | |
209 | * Unfortunately, select() appears to be broken (under | |
210 | * Solaris, with a limited amount of time available for | |
211 | * debug), so this code stays in for the time being | |
212 | */ | |
213 | #if 0 | |
214 | /* | |
215 | * enable non-blocking I/O | |
216 | */ | |
217 | if (ioctlsocket(sfd, FIONBIO, &yesplease) < 0) | |
218 | { | |
219 | # ifdef DEBUG | |
220 | perror("ioctl(FIONBIO)"); | |
221 | # endif | |
222 | closesocket(sfd); | |
223 | ||
224 | return -1; | |
225 | } | |
226 | #endif /* 0/1 */ | |
227 | ||
228 | /* | |
229 | * bind local address to a system-assigned port | |
230 | */ | |
231 | memset((char *)&local, 0, sizeof(local)); | |
232 | local.sin_family = AF_INET; | |
233 | local.sin_port = htons(0); | |
234 | local.sin_addr.s_addr = INADDR_ANY; | |
235 | if (bind(sfd, (struct sockaddr *)&local, sizeof(local)) < 0) | |
236 | { | |
237 | #ifdef DEBUG | |
238 | perror("bind"); | |
239 | #endif | |
240 | closesocket(sfd); | |
241 | ||
242 | return -1; | |
243 | } | |
244 | ||
245 | /* | |
246 | * all done | |
247 | */ | |
248 | return sfd; | |
249 | } | |
250 | ||
251 | /* | |
252 | * Function: fetch_ports | |
253 | * Purpose: Request assigned port numbers from remote target | |
254 | * | |
255 | * Params: None | |
256 | * | |
257 | * Returns: Nothing | |
258 | * | |
259 | * Post-conditions: This routine will *always* return something for the | |
260 | * port numbers. If the remote target does not | |
261 | * respond, then it makes something up - this allows | |
262 | * the standard error message (from ardi.c) to be | |
263 | * generated when the target is dead for whatever | |
264 | * reason. | |
265 | */ | |
266 | static void fetch_ports(void) | |
267 | { | |
268 | int i; | |
c3f6f71d JM |
269 | char ctrlpacket[10]; |
270 | CtrlResponse response; | |
c906108c | 271 | |
c3f6f71d JM |
272 | memset (ctrlpacket, 0, 10); |
273 | strcpy (ctrlpacket, CTRL_MAGIC); | |
274 | memset (response, 0, sizeof(CtrlResponse)); | |
c906108c SS |
275 | /* |
276 | * we will try 3 times to elicit a response from the target | |
277 | */ | |
278 | for (i = 0; i < 3; ++i) | |
279 | { | |
280 | struct timeval tv; | |
281 | fd_set fdset; | |
282 | ||
283 | /* | |
284 | * send the magic string to the control | |
285 | * port on the remote target | |
286 | */ | |
287 | ia->sin_port = htons(CTRL_PORT); | |
5c44784c JM |
288 | #ifdef DEBUG |
289 | printf("CTLR_PORT=0x%04x sin_port=0x%04x\n"); | |
290 | #endif | |
291 | ||
c906108c SS |
292 | if (sendto(sock, ctrlpacket, sizeof(ctrlpacket), 0, |
293 | (struct sockaddr *)ia, sizeof(*ia)) < 0) | |
294 | { | |
295 | #ifdef DEBUG | |
296 | perror("fetch_ports: sendto"); | |
297 | #endif | |
298 | return; | |
299 | } | |
300 | ||
301 | FD_ZERO(&fdset); | |
302 | FD_SET(sock, &fdset); | |
303 | tv.tv_sec = 0; | |
304 | tv.tv_usec = 250000; | |
305 | ||
306 | if (select(sock + 1, &fdset, NULL, NULL, &tv) < 0) | |
307 | { | |
308 | #ifdef DEBUG | |
309 | perror("fetch_ports: select"); | |
310 | #endif | |
311 | return; | |
312 | } | |
313 | ||
314 | if (FD_ISSET(sock, &fdset)) | |
315 | { | |
316 | /* | |
317 | * there is something there - read it | |
318 | */ | |
319 | if (recv(sock, (char *)&response, sizeof(response), 0) < 0) | |
320 | { | |
321 | #ifdef COMPILING_ON_WINDOWS | |
322 | unsigned int werrno = WSAGetLastError(); | |
323 | ||
324 | if (werrno == WSAEWOULDBLOCK || werrno == 0) | |
325 | #else | |
326 | if (errno == EWOULDBLOCK) | |
327 | #endif | |
328 | { | |
329 | --i; | |
330 | continue; | |
331 | } | |
332 | else | |
333 | { | |
334 | #ifdef DEBUG | |
335 | perror("fetch_ports: recv"); | |
336 | #endif | |
337 | return; | |
338 | } | |
339 | } | |
340 | { | |
341 | /* | |
342 | * XXX | |
343 | * | |
344 | * this is *very* unpleasant - try to match the structure | |
345 | * layout | |
346 | */ | |
347 | unsigned short *sptr = (unsigned short *)(response + RESP_DBUG); | |
348 | ||
349 | if (strcmp(response, ctrlpacket) == 0) | |
350 | { | |
351 | ports[DBUG_INDEX] = htons(*sptr); | |
352 | sptr++; | |
353 | ports[APPL_INDEX] = htons(*sptr); | |
354 | } | |
355 | ||
356 | #ifdef DEBUG | |
357 | printf("fetch_ports: got response, DBUG=%d, APPL=%d\n", | |
358 | ports[DBUG_INDEX], ports[APPL_INDEX]); | |
359 | #endif | |
360 | return; | |
361 | } | |
362 | } | |
363 | } | |
364 | ||
365 | /* | |
366 | * we failed to get a response | |
367 | */ | |
368 | #ifdef DEBUG | |
369 | printf("fetch_ports: failed to get a real answer\n"); | |
370 | #endif | |
371 | } | |
372 | ||
373 | /* | |
374 | * Function: read_packet | |
375 | * Purpose: read a packet, and pass it back to higher levels | |
376 | * | |
377 | * Params: | |
378 | * In/Out: packet Holder for the read packet | |
379 | * | |
380 | * Returns: 1 - Packet is complete | |
381 | * 0 - No complete packet read | |
382 | * | |
383 | * Post-conditions: Will call panic() if something goes wrong with the OS | |
384 | */ | |
385 | static int read_packet(struct data_packet *const packet) | |
386 | { | |
387 | struct sockaddr_in from; | |
388 | int nbytes, fromlen = sizeof(from); | |
389 | DevChanID devchan; | |
390 | ||
391 | /* | |
392 | * try to get the packet | |
393 | */ | |
394 | if ((nbytes = recvfrom(sock, (char *)(packet->data), packet->buf_len, 0, | |
395 | (struct sockaddr *)&from, &fromlen)) < 0) | |
396 | { | |
397 | #ifdef COMPILING_ON_WINDOWS | |
398 | if (nbytes == SOCKET_ERROR && WSAGetLastError() != WSAEWOULDBLOCK) | |
399 | MessageBox(GetFocus(), "Error receiving packet\n", "Angel", MB_OK | MB_ICONSTOP); | |
400 | #else | |
401 | if (errno != EWOULDBLOCK) | |
402 | { | |
403 | # ifdef DEBUG | |
404 | perror("recv"); | |
405 | # endif | |
406 | panic("ethernet recv failure"); | |
407 | } | |
408 | #endif | |
409 | return 0; | |
410 | } | |
411 | ||
412 | #ifdef COMPILING_ON_WINDOWS | |
413 | if (pfnProgressCallback != NULL && nbytes != SOCKET_ERROR) | |
414 | { | |
415 | progressInfo.nRead += nbytes; | |
416 | (*pfnProgressCallback)(&progressInfo); | |
417 | } | |
418 | #endif | |
419 | ||
420 | /* | |
421 | * work out where the packet was from | |
422 | */ | |
423 | if (from.sin_addr.s_addr != remote.sin_addr.s_addr) | |
424 | { | |
425 | /* | |
426 | * not from our target - ignore it | |
427 | */ | |
428 | #ifdef DEBUG | |
429 | printf("read_packet: ignoring packet from %s\n", | |
430 | inet_ntoa(from.sin_addr)); | |
431 | #endif | |
432 | ||
433 | return 0; | |
434 | } | |
435 | else if (ntohs(from.sin_port) == ports[DBUG_INDEX]) | |
436 | devchan = DC_DBUG; | |
437 | else if (ntohs(from.sin_port) == ports[APPL_INDEX]) | |
438 | devchan = DC_APPL; | |
439 | else | |
440 | { | |
441 | /* | |
442 | * unknown port number - ignore it | |
443 | */ | |
444 | #ifdef DEBUG | |
445 | printf("read_packet: ignore packet from port %hd\n", | |
446 | htons(from.sin_port)); | |
447 | #endif | |
448 | ||
449 | return 0; | |
450 | } | |
451 | ||
452 | #if defined(DEBUG) && !defined(DO_TRACE) | |
453 | printf("EthernetRead: %d bytes from %s channel\n", | |
454 | nbytes, (devchan == DC_DBUG) ? "DBUG" : "APPL"); | |
455 | #endif | |
456 | ||
457 | #ifdef DO_TRACE | |
458 | printf("[%d on %d]\n", nbytes, devchan); | |
459 | { | |
460 | int i = 0; | |
461 | unsigned char *cptr = packet->data; | |
462 | ||
463 | while (i < nbytes) | |
464 | { | |
465 | printf("<%02X ", *(cptr++)); | |
466 | ||
467 | if (!(++i % 16)) | |
468 | printf("\n"); | |
469 | } | |
470 | ||
471 | if (i % 16) | |
472 | printf("\n"); | |
473 | } | |
474 | #endif | |
475 | ||
476 | /* | |
477 | * OK - fill in the details | |
478 | */ | |
479 | packet->type = devchan; | |
480 | packet->len = nbytes; | |
481 | return 1; | |
482 | } | |
483 | ||
484 | /**********************************************************************/ | |
485 | ||
486 | /* | |
487 | * Function: Ethernet_Open | |
488 | * Purpose: Open the Ethernet device. See the documentation for | |
489 | * DeviceOpen in drivers.h | |
490 | * | |
491 | * Post-conditions: Will have updated struct sockaddr_in remote (*ia) | |
492 | * with the address of the remote target. | |
493 | */ | |
494 | static int EthernetOpen(const char *name, const char *arg) | |
495 | { | |
496 | #ifdef COMPILING_ON_WINDOWS | |
497 | WORD wVersionRequested; | |
498 | WSADATA wsaData; | |
499 | #endif | |
500 | /* | |
501 | * name is passed as e=<blah>, so skip 1st two characters | |
502 | */ | |
503 | const char *etheraddr = name + 2; | |
504 | ||
505 | #ifdef DEBUG | |
506 | printf("EthernetOpen: name `%s'\n", name); | |
507 | #endif | |
508 | ||
509 | /* Check that the name is a valid one */ | |
510 | if (EthernetMatch(name, arg) != 0) | |
511 | return -1; | |
512 | ||
513 | #ifdef COMPILING_ON_WINDOWS | |
514 | wVersionRequested = MAKEWORD(1, 1); | |
515 | if (WSAStartup(wVersionRequested, &wsaData) != 0) | |
516 | /* | |
517 | * Couldn't find a useable winsock.dll. | |
518 | */ | |
519 | return -1; | |
520 | ||
521 | if ( LOBYTE( wsaData.wVersion ) != 1 || HIBYTE( wsaData.wVersion ) != 1 ) | |
522 | { | |
523 | WSACleanup(); | |
524 | ||
525 | /* | |
526 | * Couldn't find a winsock.dll with supported version. | |
527 | */ | |
528 | return -1; | |
529 | } | |
530 | #endif | |
531 | ||
532 | memset((char *)ia, 0, sizeof(*ia)); | |
533 | if (set_address(etheraddr, ia) < 0) | |
534 | { | |
535 | #ifdef COMPILING_ON_WINDOWS | |
536 | /* | |
537 | * SJ - I'm not sure that this is the correct way to handle this | |
538 | * as Fail calls remote_disable and exits, while panic just exits. | |
539 | * However at the time of writing remote_disable does nothing! | |
540 | */ | |
541 | /* Panic("EthernetOpen: bad name `%s'\n", etheraddr); */ | |
542 | #else | |
543 | Fail("EthernetOpen: bad name `%s'\n", etheraddr); | |
544 | #endif | |
545 | return -1; | |
546 | } | |
547 | ||
548 | if ((sock = open_socket()) < 0) | |
549 | return -1; | |
550 | ||
551 | /* | |
552 | * fetch the port numbers assigned by the remote target | |
553 | * to its Debug and Application sockets | |
554 | */ | |
555 | fetch_ports(); | |
556 | ||
557 | return 0; | |
558 | } | |
559 | ||
560 | static int EthernetMatch(const char *name, const char *arg) | |
561 | { | |
562 | /* IGNORE arg */ | |
563 | if (0) | |
564 | arg = arg; | |
565 | ||
566 | if (name == NULL) | |
567 | return -1; | |
568 | ||
569 | if (tolower(name[0]) != 'e' || name[1] != '=') | |
570 | return -1; | |
571 | ||
572 | return 0; | |
573 | } | |
574 | ||
575 | static void EthernetClose(void) | |
576 | { | |
577 | if (sock >= 0) | |
578 | { | |
579 | closesocket(sock); | |
580 | sock = -1; | |
581 | } | |
582 | ||
583 | #ifdef COMPILING_ON_WINDOWS | |
584 | WSACleanup(); | |
585 | #endif | |
586 | } | |
587 | ||
588 | static int EthernetRead(DriverCall *dc, bool block) | |
589 | { | |
590 | fd_set fdset; | |
591 | struct timeval tv; | |
592 | int err; | |
593 | ||
594 | FD_ZERO(&fdset); | |
595 | FD_SET(sock, &fdset); | |
596 | ||
597 | #ifdef COMPILING_ON_WINDOWS | |
598 | UNUSED(block); | |
599 | tv.tv_sec = tv.tv_usec = 0; | |
600 | #else | |
601 | tv.tv_sec = 0; | |
602 | tv.tv_usec = (block ? 10000 : 0); | |
603 | #endif | |
604 | ||
605 | err = select(sock + 1, &fdset, NULL, NULL, &tv); | |
606 | ||
607 | if (err < 0) { | |
608 | if (errno == EINTR) { | |
609 | return 0; | |
610 | } | |
611 | panic("ethernet select failure (errno=%i)",errno); | |
612 | return 0; | |
613 | } | |
614 | ||
615 | if (FD_ISSET(sock, &fdset)) | |
616 | return read_packet(&dc->dc_packet); | |
617 | else | |
618 | return 0; | |
619 | } | |
620 | ||
621 | static int EthernetWrite(DriverCall *dc) | |
622 | { | |
623 | int nbytes; | |
624 | struct data_packet *packet = &dc->dc_packet; | |
625 | ||
626 | if (packet->type == DC_DBUG) | |
627 | ia->sin_port = htons(ports[DBUG_INDEX]); | |
628 | else if (packet->type == DC_APPL) | |
629 | ia->sin_port = htons(ports[APPL_INDEX]); | |
630 | else | |
631 | { | |
632 | panic("EthernetWrite: unknown devchan"); | |
633 | return 0; | |
634 | } | |
635 | ||
636 | #if defined(DEBUG) && !defined(DO_TRACE) | |
637 | printf("EthernetWrite: %d bytes to %s channel\n", | |
638 | packet->len, (packet->type == DC_DBUG) ? "DBUG" : "APPL"); | |
639 | #endif | |
640 | ||
641 | #ifdef DO_TRACE | |
642 | printf("[%d on %d]\n", packet->len, packet->type); | |
643 | { | |
644 | int i = 0; | |
645 | unsigned char *cptr = packet->data; | |
646 | ||
647 | while (i < packet->len) | |
648 | { | |
649 | printf(">%02X ", *(cptr++)); | |
650 | ||
651 | if (!(++i % 16)) | |
652 | printf("\n"); | |
653 | } | |
654 | ||
655 | if (i % 16) | |
656 | printf("\n"); | |
657 | } | |
658 | #endif | |
659 | ||
660 | if ((nbytes = sendto(sock, (char *)(packet->data), packet->len, 0, | |
661 | (struct sockaddr *)ia, sizeof(*ia))) != packet->len) | |
662 | { | |
663 | #ifdef COMPILING_ON_WINDOWS | |
664 | if (nbytes == SOCKET_ERROR && WSAGetLastError() != WSAEWOULDBLOCK) | |
665 | #else | |
666 | if (nbytes < 0 && errno != EWOULDBLOCK) | |
667 | #endif | |
668 | { | |
669 | #ifdef DEBUG | |
670 | perror("sendto"); | |
671 | #endif | |
672 | ||
673 | #ifdef COMPILING_ON_WINDOWS | |
674 | panic("ethernet send failure\n"); | |
675 | #else | |
676 | /* might not work for Windows */ | |
677 | panic("ethernet send failure [%s]\n", | |
678 | #ifdef STDC_HEADERS | |
679 | strerror(errno)); | |
680 | #else | |
681 | errno < sys_nerr ? sys_errlist[errno] : "unknown errno"); | |
682 | #endif /* STDC_HEADERS */ | |
683 | #endif | |
684 | } | |
685 | #ifdef DEBUG | |
686 | else if (nbytes >= 0) | |
687 | fprintf(stderr, "ethernet send: asked for %d, sent %d\n", packet->len, nbytes); | |
688 | #endif | |
689 | return 0; | |
690 | } | |
691 | ||
692 | #ifdef COMPILING_ON_WINDOWS | |
693 | if (pfnProgressCallback != NULL && nbytes != SOCKET_ERROR) | |
694 | { | |
695 | progressInfo.nWritten += nbytes; | |
696 | (*pfnProgressCallback)(&progressInfo); | |
697 | } | |
698 | #endif | |
699 | ||
700 | return 1; | |
701 | } | |
702 | ||
703 | static int EthernetIoctl(const int opcode, void *args) | |
704 | { | |
705 | #ifdef DEBUG | |
706 | printf( "EthernetIoctl: op %d arg %x\n", opcode, args ); | |
707 | #endif | |
708 | ||
709 | /* | |
710 | * IGNORE(opcode) | |
711 | */ | |
712 | if (0) | |
713 | { | |
714 | int dummy = opcode; | |
715 | UNUSED(dummy); | |
716 | } | |
717 | UNUSED(args); | |
718 | ||
719 | switch ( opcode ) | |
720 | { | |
721 | case DC_RESYNC: | |
722 | { | |
723 | #ifdef DEBUG | |
724 | printf( "EthernetIoctl: resync\n" ); | |
725 | #endif | |
726 | fetch_ports(); | |
727 | return 0; | |
728 | } | |
729 | ||
730 | default: | |
731 | { | |
732 | return -1; | |
733 | } | |
734 | } | |
735 | } | |
736 | ||
737 | /* EOF etherdrv.c */ |