add another ioctl-stub
[usb-driver] / usb-driver.c
1 /* libusb connector for XILINX impact
2 *
3 * Copyright (c) 2007 Michael Gernoth <michael@gernoth.net>
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a copy
6 * of this software and associated documentation files (the "Software"), to
7 * deal in the Software without restriction, including without limitation the
8 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
9 * sell copies of the Software, and to permit persons to whom the Software is
10 * furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
21 * IN THE SOFTWARE.
22 */
23
24 #define _GNU_SOURCE 1
25
26 #include <dlfcn.h>
27 #include <stdarg.h>
28 #include <stdlib.h>
29 #include <string.h>
30 #include <unistd.h>
31 #include <fcntl.h>
32 #include <sys/types.h>
33 #include <sys/stat.h>
34 #include <sys/time.h>
35 #include <stdio.h>
36 #include <usb.h>
37 #include <signal.h>
38 #include <pthread.h>
39 #include <errno.h>
40 #include <inttypes.h>
41 #include "usb-driver.h"
42
43 static int (*ioctl_func) (int, int, void *) = NULL;
44 static int windrvrfd = -1;
45 FILE *modulesfp = NULL;
46 static int modules_read = 0;
47 static struct usb_bus *busses = NULL;
48 static struct usb_device *usbdevice;
49 static usb_dev_handle *usb_devhandle = NULL;
50 static int usbinterface = -1;
51 static unsigned long card_type;
52 static int ints_enabled = 0;
53 static pthread_mutex_t int_wait = PTHREAD_MUTEX_INITIALIZER;
54
55 #define NO_WINDRVR 1
56
57 #ifdef DEBUG
58 #define DPRINTF(format, args...) fprintf(stderr, format, ##args)
59 void hexdump(unsigned char *buf, int len) {
60 int i;
61
62 for(i=0; i<len; i++) {
63 fprintf(stderr,"%02x ", buf[i]);
64 if ((i % 16) == 15)
65 fprintf(stderr,"\n");
66 }
67 fprintf(stderr,"\n");
68 }
69 #else
70 #define DPRINTF(format, args...)
71 #endif
72
73 int usb_deviceinfo(unsigned char *buf) {
74 int i,j,k,l;
75 int len = 0;
76 WDU_CONFIGURATION **pConfigs, **pActiveConfig;
77 WDU_INTERFACE **pActiveInterface;
78
79 if (buf) {
80 struct usb_device_info *udi = (struct usb_device_info*)(buf+len);
81
82 udi->Descriptor.bLength = sizeof(WDU_DEVICE_DESCRIPTOR);
83 udi->Descriptor.bDescriptorType = usbdevice->descriptor.bDescriptorType;
84 udi->Descriptor.bcdUSB = usbdevice->descriptor.bcdUSB;
85 udi->Descriptor.bDeviceClass = usbdevice->descriptor.bDeviceClass;
86 udi->Descriptor.bDeviceSubClass = usbdevice->descriptor.bDeviceSubClass;
87 udi->Descriptor.bDeviceProtocol = usbdevice->descriptor.bDeviceProtocol;
88 udi->Descriptor.bMaxPacketSize0 = usbdevice->descriptor.bMaxPacketSize0;
89 udi->Descriptor.idVendor = usbdevice->descriptor.idVendor;
90 udi->Descriptor.idProduct = usbdevice->descriptor.idProduct;
91 udi->Descriptor.bcdDevice = usbdevice->descriptor.bcdDevice;
92 udi->Descriptor.iManufacturer = usbdevice->descriptor.iManufacturer;
93 udi->Descriptor.iProduct = usbdevice->descriptor.iProduct;
94 udi->Descriptor.iSerialNumber = usbdevice->descriptor.iSerialNumber;
95 udi->Descriptor.bNumConfigurations = usbdevice->descriptor.bNumConfigurations;
96
97 /* TODO: Fix Pipe0! */
98 udi->Pipe0.dwNumber = 0x00;
99 udi->Pipe0.dwMaximumPacketSize = usbdevice->descriptor.bMaxPacketSize0;
100 udi->Pipe0.type = 0;
101 udi->Pipe0.direction = WDU_DIR_IN_OUT;
102 udi->Pipe0.dwInterval = 0;
103
104 pConfigs = &(udi->pConfigs);
105 pActiveConfig = &(udi->pActiveConfig);
106 pActiveInterface = &(udi->pActiveInterface[0]);
107 }
108
109 len = sizeof(struct usb_device_info);
110
111 for (i=0; i<usbdevice->descriptor.bNumConfigurations; i++)
112 {
113 struct usb_config_descriptor *conf_desc = &usbdevice->config[i];
114 WDU_INTERFACE **pInterfaces;
115 WDU_ALTERNATE_SETTING **pAlternateSettings[conf_desc->bNumInterfaces];
116 WDU_ALTERNATE_SETTING **pActiveAltSetting[conf_desc->bNumInterfaces];
117
118 if (buf) {
119 WDU_CONFIGURATION *cfg = (WDU_CONFIGURATION*)(buf+len);
120
121 *pConfigs = cfg;
122 *pActiveConfig = cfg;
123
124 cfg->Descriptor.bLength = conf_desc->bLength;
125 cfg->Descriptor.bDescriptorType = conf_desc->bDescriptorType;
126 cfg->Descriptor.wTotalLength = conf_desc->wTotalLength;
127 cfg->Descriptor.bNumInterfaces = conf_desc->bNumInterfaces;
128 cfg->Descriptor.bConfigurationValue = conf_desc->bConfigurationValue;
129 cfg->Descriptor.iConfiguration = conf_desc->iConfiguration;
130 cfg->Descriptor.bmAttributes = conf_desc->bmAttributes;
131 cfg->Descriptor.MaxPower = conf_desc->MaxPower;
132
133 cfg->dwNumInterfaces = conf_desc->bNumInterfaces;
134
135 pInterfaces = &(cfg->pInterfaces);
136 }
137 len += sizeof(WDU_CONFIGURATION);
138
139 if (buf) {
140 *pInterfaces = (WDU_INTERFACE*)(buf+len);
141 for (j=0; j<conf_desc->bNumInterfaces; j++) {
142 WDU_INTERFACE *iface = (WDU_INTERFACE*)(buf+len);
143
144 pActiveInterface[j] = iface;
145
146 pAlternateSettings[j] = &(iface->pAlternateSettings);
147 iface->dwNumAltSettings = usbdevice->config[i].interface[j].num_altsetting;
148 pActiveAltSetting[j] = &(iface->pActiveAltSetting);
149
150 len += sizeof(WDU_INTERFACE);
151 }
152 } else {
153 len += sizeof(WDU_INTERFACE) * conf_desc->bNumInterfaces;
154 }
155
156 for (j=0; j<conf_desc->bNumInterfaces; j++)
157 {
158 struct usb_interface *interface = &usbdevice->config[i].interface[j];
159
160 if (buf) {
161 *pAlternateSettings[j] = (WDU_ALTERNATE_SETTING*)(buf+len);
162 /* FIXME: */
163 *pActiveAltSetting[j] = (WDU_ALTERNATE_SETTING*)(buf+len);
164 }
165
166 for(k=0; k<interface->num_altsetting; k++)
167 {
168 unsigned char bNumEndpoints = interface->altsetting[k].bNumEndpoints;
169 WDU_ENDPOINT_DESCRIPTOR **pEndpointDescriptors;
170 WDU_PIPE_INFO **pPipes;
171
172 if (buf) {
173 WDU_ALTERNATE_SETTING *altset = (WDU_ALTERNATE_SETTING*)(buf+len);
174
175 altset->Descriptor.bLength = interface->altsetting[k].bLength;
176 altset->Descriptor.bDescriptorType = interface->altsetting[k].bDescriptorType;
177 altset->Descriptor.bInterfaceNumber = interface->altsetting[k].bInterfaceNumber;
178 altset->Descriptor.bAlternateSetting = interface->altsetting[k].bAlternateSetting;
179 altset->Descriptor.bNumEndpoints = interface->altsetting[k].bNumEndpoints;
180 altset->Descriptor.bInterfaceClass = interface->altsetting[k].bInterfaceClass;
181 altset->Descriptor.bInterfaceSubClass = interface->altsetting[k].bInterfaceSubClass;
182 altset->Descriptor.bInterfaceProtocol = interface->altsetting[k].bInterfaceProtocol;
183 altset->Descriptor.iInterface = interface->altsetting[k].iInterface;
184 pEndpointDescriptors = &(altset->pEndpointDescriptors);
185 pPipes = &(altset->pPipes);
186
187 }
188 len +=sizeof(WDU_ALTERNATE_SETTING);
189
190 if (buf) {
191 *pEndpointDescriptors = (WDU_ENDPOINT_DESCRIPTOR*)(buf+len);
192 for (l = 0; l < bNumEndpoints; l++) {
193 WDU_ENDPOINT_DESCRIPTOR *ed = (WDU_ENDPOINT_DESCRIPTOR*)(buf+len);
194
195 ed->bLength = interface->altsetting[k].endpoint[l].bLength;
196 ed->bDescriptorType = interface->altsetting[k].endpoint[l].bDescriptorType;
197 ed->bEndpointAddress = interface->altsetting[k].endpoint[l].bEndpointAddress;
198 ed->bmAttributes = interface->altsetting[k].endpoint[l].bmAttributes;
199 ed->wMaxPacketSize = interface->altsetting[k].endpoint[l].wMaxPacketSize;
200 ed->bInterval = interface->altsetting[k].endpoint[l].bInterval;
201
202 len += sizeof(WDU_ENDPOINT_DESCRIPTOR);
203 }
204
205 *pPipes = (WDU_PIPE_INFO*)(buf+len);
206 for (l = 0; l < bNumEndpoints; l++) {
207 WDU_PIPE_INFO *pi = (WDU_PIPE_INFO*)(buf+len);
208
209 pi->dwNumber = interface->altsetting[k].endpoint[l].bEndpointAddress;
210 pi->dwMaximumPacketSize = WDU_GET_MAX_PACKET_SIZE(interface->altsetting[k].endpoint[l].wMaxPacketSize);
211 pi->type = interface->altsetting[k].endpoint[l].bmAttributes & USB_ENDPOINT_TYPE_MASK;
212 if (pi->type == PIPE_TYPE_CONTROL)
213 pi->direction = WDU_DIR_IN_OUT;
214 else
215 {
216 pi->direction = interface->altsetting[k].endpoint[l].bEndpointAddress & USB_ENDPOINT_DIR_MASK ? WDU_DIR_IN : WDU_DIR_OUT;
217 }
218
219 pi->dwInterval = interface->altsetting[k].endpoint[l].bInterval;
220
221 len += sizeof(WDU_PIPE_INFO);
222 }
223 } else {
224 len +=(sizeof(WDU_ENDPOINT_DESCRIPTOR)+sizeof(WDU_PIPE_INFO))*bNumEndpoints;
225 }
226 }
227 }
228 }
229
230 return len;
231 }
232
233 int do_wdioctl(int fd, unsigned int request, unsigned char *wdioctl) {
234 struct header_struct* wdheader = (struct header_struct*)wdioctl;
235 struct version_struct *version;
236 int ret = 0;
237
238 if (wdheader->magic != MAGIC) {
239 fprintf(stderr,"!!!ERROR: magic header does not match!!!\n");
240 return (*ioctl_func) (fd, request, wdioctl);
241 }
242
243 switch(request & ~(0xc0000000)) {
244 case VERSION:
245 version = (struct version_struct*)(wdheader->data);
246 strcpy(version->version, "WinDriver no more");
247 version->versionul = 802;
248 DPRINTF("VERSION\n");
249 break;
250
251 case LICENSE:
252 DPRINTF("LICENSE\n");
253 break;
254
255 case CARD_REGISTER_OLD:
256 case CARD_REGISTER:
257 /* TODO: Implement for LPT-support */
258 #if 0
259 {
260 struct card_register* cr = (struct card_register*)(wdheader->data);
261 #ifndef NO_WINDRVR
262 ret = (*ioctl_func) (fd, request, wdioctl);
263 #endif
264 }
265 #endif
266 DPRINTF("CARD_REGISTER\n");
267 break;
268
269 case USB_TRANSFER:
270 DPRINTF("in USB_TRANSFER");
271 {
272 struct usb_transfer *ut = (struct usb_transfer*)(wdheader->data);
273
274 #ifdef DEBUG
275 DPRINTF(" unique: %lu, pipe: %lu, read: %lu, options: %lx, size: %lu, timeout: %lx\n",
276 ut->dwUniqueID, ut->dwPipeNum, ut->fRead,
277 ut->dwOptions, ut->dwBufferSize, ut->dwTimeout);
278 DPRINTF("setup packet: ");
279 hexdump(ut->SetupPacket, 8);
280
281 if (!ut->fRead && ut->dwBufferSize)
282 {
283 hexdump(ut->pBuffer, ut->dwBufferSize);
284 }
285 #endif
286
287 #ifndef NO_WINDRVR
288 ret = (*ioctl_func) (fd, request, wdioctl);
289 #else
290 /* http://www.jungo.com/support/documentation/windriver/802/wdusb_man_mhtml/node55.html#SECTION001213000000000000000 */
291 if (ut->dwPipeNum == 0) { /* control pipe */
292 int requesttype, request, value, index, size;
293 requesttype = ut->SetupPacket[0];
294 request = ut->SetupPacket[1];
295 value = ut->SetupPacket[2] | (ut->SetupPacket[3] << 8);
296 index = ut->SetupPacket[4] | (ut->SetupPacket[5] << 8);
297 size = ut->SetupPacket[6] | (ut->SetupPacket[7] << 8);
298 DPRINTF("requesttype: %x, request: %x, value: %u, index: %u, size: %u\n", requesttype, request, value, index, size);
299 ret = usb_control_msg(usb_devhandle, requesttype, request, value, index, ut->pBuffer, size, ut->dwTimeout);
300 } else {
301 if (ut->fRead) {
302 ret = usb_bulk_read(usb_devhandle, ut->dwPipeNum, ut->pBuffer, ut->dwBufferSize, ut->dwTimeout);
303
304 } else {
305 ret = usb_bulk_write(usb_devhandle, ut->dwPipeNum, ut->pBuffer, ut->dwBufferSize, ut->dwTimeout);
306 }
307 }
308
309 if (ret < 0) {
310 fprintf(stderr, "usb_transfer: %d (%s)\n", ret, usb_strerror());
311 } else {
312 ut->dwBytesTransferred = ret;
313 ret = 0;
314 }
315 #endif
316
317 #ifdef DEBUG
318 DPRINTF("Transferred: %lu (%s)\n",ut->dwBytesTransferred, (ut->fRead?"read":"write"));
319 if (ut->fRead && ut->dwBytesTransferred)
320 {
321 DPRINTF("Read: ");
322 hexdump(ut->pBuffer, ut->dwBytesTransferred);
323 }
324 #endif
325 }
326 break;
327
328 case INT_ENABLE_OLD:
329 case INT_ENABLE:
330 DPRINTF("INT_ENABLE\n");
331 {
332 struct interrupt *it = (struct interrupt*)(wdheader->data);
333
334 DPRINTF("Handle: %lu, Options: %lx, ncmds: %lu, enableok: %lu, count: %lu, lost: %lu, stopped: %lu\n",
335 it->hInterrupt, it->dwOptions,
336 it->dwCmds, it->fEnableOk, it->dwCounter,
337 it->dwLost, it->fStopped);
338
339 it->fEnableOk = 1;
340 it->fStopped = 0;
341 ints_enabled = 1;
342 pthread_mutex_trylock(&int_wait);
343 }
344
345 break;
346
347 case INT_DISABLE:
348 DPRINTF("INT_DISABLE\n");
349 {
350 struct interrupt *it = (struct interrupt*)(wdheader->data);
351
352 DPRINTF("Handle: %lu, Options: %lx, ncmds: %lu, enableok: %lu, count: %lu, lost: %lu, stopped: %lu\n",
353 it->hInterrupt, it->dwOptions,
354 it->dwCmds, it->fEnableOk, it->dwCounter,
355 it->dwLost, it->fStopped);
356 #ifndef NO_WINDRVR
357 ret = (*ioctl_func) (fd, request, wdioctl);
358 #else
359 it->dwCounter = 0;
360 it->fStopped = 1;
361 ints_enabled = 0;
362 if (pthread_mutex_trylock(&int_wait) == EBUSY)
363 pthread_mutex_unlock(&int_wait);
364 #endif
365 DPRINTF("Handle: %lu, Options: %lx, ncmds: %lu, enableok: %lu, count: %lu, lost: %lu, stopped: %lu\n",
366 it->hInterrupt, it->dwOptions,
367 it->dwCmds, it->fEnableOk, it->dwCounter,
368 it->dwLost, it->fStopped);
369 }
370 break;
371
372 case USB_SET_INTERFACE:
373 DPRINTF("USB_SET_INTERFACE\n");
374 {
375 struct usb_set_interface *usi = (struct usb_set_interface*)(wdheader->data);
376
377 DPRINTF("unique: %lu, interfacenum: %lu, alternatesetting: %lu, options: %lx\n",
378 usi->dwUniqueID, usi->dwInterfaceNum,
379 usi->dwAlternateSetting, usi->dwOptions);
380 #ifndef NO_WINDRVR
381 ret = (*ioctl_func) (fd, request, wdioctl);
382 #else
383 if (usbdevice) {
384 if (!usb_devhandle)
385 usb_devhandle = usb_open(usbdevice);
386
387 /* FIXME: Select right interface! */
388 ret = usb_claim_interface(usb_devhandle, usbdevice->config[0].interface[usi->dwInterfaceNum].altsetting[usi->dwAlternateSetting].bInterfaceNumber);
389 if (!ret) {
390 if(!ret) {
391 usbinterface = usbdevice->config[0].interface[usi->dwInterfaceNum].altsetting[usi->dwAlternateSetting].bInterfaceNumber;
392 ret = usb_set_altinterface(usb_devhandle, usi->dwAlternateSetting);
393 if (ret)
394 fprintf(stderr, "usb_set_altinterface: %d\n", ret);
395 } else {
396 fprintf(stderr, "usb_set_configuration: %d (%s)\n", ret, usb_strerror());
397 }
398 } else {
399 fprintf(stderr, "usb_claim_interface: %d -> %d (%s)\n",
400 usbdevice->config[0].interface[usi->dwInterfaceNum].altsetting[usi->dwAlternateSetting].bInterfaceNumber,
401 ret, usb_strerror());
402 }
403 }
404 #endif
405 DPRINTF("unique: %lu, interfacenum: %lu, alternatesetting: %lu, options: %lx\n",
406 usi->dwUniqueID, usi->dwInterfaceNum,
407 usi->dwAlternateSetting, usi->dwOptions);
408 }
409 break;
410
411 case USB_GET_DEVICE_DATA_OLD:
412 case USB_GET_DEVICE_DATA:
413 DPRINTF("USB_GET_DEVICE_DATA\n");
414 {
415 struct usb_get_device_data *ugdd = (struct usb_get_device_data*)(wdheader->data);
416 int pSize;
417
418 DPRINTF("unique: %lu, bytes: %lu, options: %lx\n",
419 ugdd->dwUniqueID, ugdd->dwBytes,
420 ugdd->dwOptions);
421
422 pSize = ugdd->dwBytes;
423 if (!ugdd->dwBytes) {
424 if (usbdevice) {
425 ugdd->dwBytes = usb_deviceinfo(NULL);
426 }
427 } else {
428 usb_deviceinfo((unsigned char*)ugdd->pBuf);
429 }
430 }
431 break;
432
433 case EVENT_REGISTER_OLD:
434 case EVENT_REGISTER:
435 DPRINTF("EVENT_REGISTER\n");
436 {
437 struct event *e = (struct event*)(wdheader->data);
438 struct usb_bus *bus;
439 int i;
440
441 DPRINTF("handle: %lu, action: %lu, status: %lu, eventid: %lu, cardtype: %lu, kplug: %lu, options: %lu, dev: %lx:%lx, unique: %lu, ver: %lu, nummatch: %lu\n",
442 e->handle, e->dwAction,
443 e->dwStatus, e->dwEventId, e->dwCardType,
444 e->hKernelPlugIn, e->dwOptions,
445 e->u.Usb.deviceId.dwVendorId,
446 e->u.Usb.deviceId.dwProductId,
447 e->u.Usb.dwUniqueID, e->dwEventVer,
448 e->dwNumMatchTables);
449
450 for (i = 0; i < e->dwNumMatchTables; i++) {
451
452 DPRINTF("match: dev: %04x:%04x, class: %x, subclass: %x, intclass: %x, intsubclass: %x, intproto: %x\n",
453 e->matchTables[i].VendorId,
454 e->matchTables[i].ProductId,
455 e->matchTables[i].bDeviceClass,
456 e->matchTables[i].bDeviceSubClass,
457 e->matchTables[i].bInterfaceClass,
458 e->matchTables[i].bInterfaceSubClass,
459 e->matchTables[i].bInterfaceProtocol);
460
461 for (bus = busses; bus; bus = bus->next) {
462 struct usb_device *dev;
463
464 for (dev = bus->devices; dev; dev = dev->next) {
465 struct usb_device_descriptor *desc = &(dev->descriptor);
466
467 if((desc->idVendor == e->matchTables[i].VendorId) &&
468 (desc->idProduct == e->matchTables[i].ProductId) &&
469 (desc->bDeviceClass == e->matchTables[i].bDeviceClass) &&
470 (desc->bDeviceSubClass == e->matchTables[i].bDeviceSubClass)) {
471 int ac;
472 for (ac = 0; ac < desc->bNumConfigurations; ac++) {
473 struct usb_interface *interface = dev->config[ac].interface;
474 int ai;
475
476 for (ai = 0; ai < interface->num_altsetting; ai++) {
477
478 DPRINTF("intclass: %x, intsubclass: %x, intproto: %x\n",
479 interface->altsetting[i].bInterfaceClass,
480 interface->altsetting[i].bInterfaceSubClass,
481 interface->altsetting[i].bInterfaceProtocol);
482
483 if ((interface->altsetting[ai].bInterfaceSubClass == e->matchTables[i].bInterfaceSubClass) &&
484 (interface->altsetting[ai].bInterfaceProtocol == e->matchTables[i].bInterfaceProtocol)){
485 /* TODO: check interfaceClass! */
486 DPRINTF("found device with libusb\n");
487 usbdevice = dev;
488 card_type = e->dwCardType;
489 }
490 }
491 }
492 }
493 }
494 }
495 }
496
497 #ifndef NO_WINDRVR
498 ret = (*ioctl_func) (fd, request, wdioctl);
499 #else
500 e->handle++;
501 #endif
502
503 #ifdef DEBUG
504 DPRINTF("handle: %lu, action: %lu, status: %lu, eventid: %lu, cardtype: %lu, kplug: %lu, options: %lu, dev: %lx:%lx, unique: %lu, ver: %lu, nummatch: %lu\n",
505 e->handle, e->dwAction,
506 e->dwStatus, e->dwEventId, e->dwCardType,
507 e->hKernelPlugIn, e->dwOptions,
508 e->u.Usb.deviceId.dwVendorId,
509 e->u.Usb.deviceId.dwProductId,
510 e->u.Usb.dwUniqueID, e->dwEventVer,
511 e->dwNumMatchTables);
512
513 for (i = 0; i < e->dwNumMatchTables; i++)
514 DPRINTF("match: dev: %04x:%04x, class: %x, subclass: %x, intclass: %x, intsubclass: %x, intproto: %x\n",
515 e->matchTables[i].VendorId,
516 e->matchTables[i].ProductId,
517 e->matchTables[i].bDeviceClass,
518 e->matchTables[i].bDeviceSubClass,
519 e->matchTables[i].bInterfaceClass,
520 e->matchTables[i].bInterfaceSubClass,
521 e->matchTables[i].bInterfaceProtocol);
522 #endif
523 }
524 break;
525
526 case TRANSFER_OLD:
527 case TRANSFER:
528 DPRINTF("TRANSFER\n");
529 #ifndef NO_WINDRVR
530 ret = (*ioctl_func) (fd, request, wdioctl);
531 #endif
532 break;
533
534 case MULTI_TRANSFER:
535 DPRINTF("MULTI_TRANSFER\n");
536 #ifndef NO_WINDRVR
537 ret = (*ioctl_func) (fd, request, wdioctl);
538 #endif
539 break;
540
541 case EVENT_UNREGISTER:
542 DPRINTF("EVENT_UNREGISTER\n");
543 #ifndef NO_WINDRVR
544 ret = (*ioctl_func) (fd, request, wdioctl);
545 #endif
546 break;
547
548 case INT_WAIT:
549 DPRINTF("INT_WAIT\n");
550 {
551 struct interrupt *it = (struct interrupt*)(wdheader->data);
552
553 DPRINTF("Handle: %lu, Options: %lx, ncmds: %lu, enableok: %lu, count: %lu, lost: %lu, stopped: %lu\n",
554 it->hInterrupt, it->dwOptions,
555 it->dwCmds, it->fEnableOk, it->dwCounter,
556 it->dwLost, it->fStopped);
557
558 #ifndef NO_WINDRVR
559 ret = (*ioctl_func) (fd, request, wdioctl);
560 #else
561 if (usbdevice) {
562 if (it->dwCounter == 0) {
563 it->dwCounter = 1;
564 } else {
565 pthread_mutex_lock(&int_wait);
566 pthread_mutex_unlock(&int_wait);
567 }
568 } else {
569 pthread_mutex_lock(&int_wait);
570 pthread_mutex_unlock(&int_wait);
571 }
572 #endif
573
574 DPRINTF("INT_WAIT_RETURN: Handle: %lu, Options: %lx, ncmds: %lu, enableok: %lu, count: %lu, lost: %lu, stopped: %lu\n",
575 it->hInterrupt, it->dwOptions, it->dwCmds,
576 it->fEnableOk, it->dwCounter, it->dwLost,
577 it->fStopped);
578 }
579 break;
580
581 case CARD_UNREGISTER:
582 DPRINTF("CARD_UNREGISTER\n");
583 #ifndef NO_WINDRVR
584 ret = (*ioctl_func) (fd, request, wdioctl);
585 #endif
586 break;
587
588 case EVENT_PULL:
589 DPRINTF("EVENT_PULL\n");
590 {
591 struct event *e = (struct event*)(wdheader->data);
592 #ifdef DEBUG
593 int i;
594
595 DPRINTF("handle: %lu, action: %lu, status: %lu, eventid: %lu, cardtype: %lx, kplug: %lu, options: %lu, dev: %lx:%lx, unique: %lu, ver: %lu, nummatch: %lu\n",
596 e->handle, e->dwAction, e->dwStatus,
597 e->dwEventId, e->dwCardType, e->hKernelPlugIn,
598 e->dwOptions, e->u.Usb.deviceId.dwVendorId,
599 e->u.Usb.deviceId.dwProductId,
600 e->u.Usb.dwUniqueID, e->dwEventVer,
601 e->dwNumMatchTables);
602
603 for (i = 0; i < e->dwNumMatchTables; i++)
604 DPRINTF("match: dev: %04x:%04x, class: %x, subclass: %x, intclass: %x, intsubclass: %x, intproto: %x\n",
605 e->matchTables[i].VendorId,
606 e->matchTables[i].ProductId,
607 e->matchTables[i].bDeviceClass,
608 e->matchTables[i].bDeviceSubClass,
609 e->matchTables[i].bInterfaceClass,
610 e->matchTables[i].bInterfaceSubClass,
611 e->matchTables[i].bInterfaceProtocol);
612 #endif
613
614 #ifndef NO_WINDRVR
615 ret = (*ioctl_func) (fd, request, wdioctl);
616 #else
617 if (usbdevice) {
618 struct usb_interface *interface = usbdevice->config->interface;
619
620 e->dwCardType = card_type;
621 e->dwAction = 1;
622 e->dwEventId = 109;
623 e->u.Usb.dwUniqueID = 110;
624 e->matchTables[0].VendorId = usbdevice->descriptor.idVendor;
625 e->matchTables[0].ProductId = usbdevice->descriptor.idProduct;
626 e->matchTables[0].bDeviceClass = usbdevice->descriptor.bDeviceClass;
627 e->matchTables[0].bDeviceSubClass = usbdevice->descriptor.bDeviceSubClass;
628 e->matchTables[0].bInterfaceClass = interface->altsetting[0].bInterfaceClass;
629 e->matchTables[0].bInterfaceSubClass = interface->altsetting[0].bInterfaceSubClass;
630 e->matchTables[0].bInterfaceProtocol = interface->altsetting[0].bInterfaceProtocol;
631 }
632 #endif
633
634 #ifdef DEBUG
635 DPRINTF("handle: %lu, action: %lu, status: %lu, eventid: %lu, cardtype: %lx, kplug: %lu, options: %lu, dev: %lx:%lx, unique: %lu, ver: %lu, nummatch: %lu\n",
636 e->handle, e->dwAction, e->dwStatus,
637 e->dwEventId, e->dwCardType, e->hKernelPlugIn,
638 e->dwOptions, e->u.Usb.deviceId.dwVendorId,
639 e->u.Usb.deviceId.dwProductId,
640 e->u.Usb.dwUniqueID, e->dwEventVer,
641 e->dwNumMatchTables);
642
643 for (i = 0; i < e->dwNumMatchTables; i++)
644 DPRINTF("match: dev: %04x:%04x, class: %x, subclass: %x, intclass: %x, intsubclass: %x, intproto: %x\n",
645 e->matchTables[i].VendorId,
646 e->matchTables[i].ProductId,
647 e->matchTables[i].bDeviceClass,
648 e->matchTables[i].bDeviceSubClass,
649 e->matchTables[i].bInterfaceClass,
650 e->matchTables[i].bInterfaceSubClass,
651 e->matchTables[i].bInterfaceProtocol);
652 #endif
653
654 }
655 break;
656
657 default:
658 fprintf(stderr,"!!!Unsupported IOCTL: %x!!!\n", request);
659 #ifndef NO_WINDRVR
660 ret = (*ioctl_func) (fd, request, wdioctl);
661 #endif
662 break;
663 }
664
665 return ret;
666 }
667
668 int ioctl(int fd, int request, ...) {
669 va_list args;
670 void *argp;
671 int ret;
672
673 if (!ioctl_func)
674 ioctl_func = (int (*) (int, int, void *)) dlsym (RTLD_NEXT, "ioctl");
675
676 va_start (args, request);
677 argp = va_arg (args, void *);
678 va_end (args);
679
680 if (fd == windrvrfd)
681 ret = do_wdioctl(fd, request, argp);
682 else
683 ret = (*ioctl_func) (fd, request, argp);
684
685 return ret;
686 }
687
688 int open (const char *pathname, int flags, ...) {
689 static int (*func) (const char *, int, mode_t) = NULL;
690 mode_t mode = 0;
691 va_list args;
692 int fd;
693
694 if (!func)
695 func = (int (*) (const char *, int, mode_t)) dlsym (RTLD_NEXT, "open");
696
697 if (flags & O_CREAT) {
698 va_start(args, flags);
699 mode = va_arg(args, mode_t);
700 va_end(args);
701 }
702
703 if (!strcmp (pathname, "/dev/windrvr6")) {
704 DPRINTF("opening windrvr6\n");
705 #ifdef NO_WINDRVR
706 windrvrfd = fd = (*func) ("/dev/null", flags, mode);
707 #else
708 windrvrfd = fd = (*func) (pathname, flags, mode);
709 #endif
710 if (!busses) {
711 usb_init();
712 usb_find_busses();
713 usb_find_devices();
714
715 busses = usb_get_busses();
716 }
717
718 return fd;
719 }
720
721 return (*func) (pathname, flags, mode);
722 }
723
724 int close(int fd) {
725 static int (*func) (int) = NULL;
726
727 if (!func)
728 func = (int (*) (int)) dlsym(RTLD_NEXT, "close");
729
730 if (fd == windrvrfd && windrvrfd >= 0) {
731 DPRINTF("close windrvrfd\n");
732 if (usbinterface >= 0)
733 usb_release_interface(usb_devhandle, usbinterface);
734
735 if (usb_devhandle)
736 usb_close(usb_devhandle);
737
738 usb_devhandle = NULL;
739 usbinterface = -1;
740 windrvrfd = -1;
741 }
742
743 return (*func) (fd);
744 }
745
746 FILE *fopen(const char *path, const char *mode) {
747 FILE *ret;
748 static FILE* (*func) (const char*, const char*) = NULL;
749
750 if (!func)
751 func = (FILE* (*) (const char*, const char*)) dlsym(RTLD_NEXT, "fopen");
752
753 ret = (*func) (path, mode);
754
755 if (!strcmp (path, "/proc/modules")) {
756 DPRINTF("opening /proc/modules\n");
757 #ifdef NO_WINDRVR
758 modulesfp = ret;
759 modules_read = 0;
760 #endif
761 }
762
763 return ret;
764 }
765
766 char *fgets(char *s, int size, FILE *stream) {
767 static char* (*func) (char*, int, FILE*) = NULL;
768 const char modules[][256] = {"windrvr6 1 0 - Live 0xdeadbeef\n", "parport_pc 1 0 - Live 0xdeadbeef\n"};
769 char *ret = NULL;
770
771
772 if (!func)
773 func = (char* (*) (char*, int, FILE*)) dlsym(RTLD_NEXT, "fgets");
774
775 if (modulesfp == stream) {
776 if (modules_read < sizeof(modules)) {
777 strcpy(s, modules[modules_read]);
778 ret = s;
779 modules_read++;
780 }
781 } else {
782 ret = (*func)(s,size,stream);
783 }
784
785 return ret;
786 }
787
788 int fclose(FILE *fp) {
789 static int (*func) (FILE*) = NULL;
790
791 if (!func)
792 func = (int (*) (FILE*)) dlsym(RTLD_NEXT, "fclose");
793
794 if (fp == modulesfp) {
795 modulesfp = NULL;
796 }
797
798 return (*func)(fp);
799 }
800
801 int access(const char *pathname, int mode) {
802 static int (*func) (const char*, int);
803
804 if (!func)
805 func = (int (*) (const char*, int)) dlsym(RTLD_NEXT, "access");
806
807 if (!strcmp(pathname, "/dev/windrvr6")) {
808 return 0;
809 } else {
810 return (*func)(pathname, mode);
811 }
812 }
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