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print errorstring when /dev/parportX can't be opened
[usb-driver] / usb-driver.c
1 /* libusb/ppdev 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 <sys/ioctl.h>
42 #include <linux/parport.h>
43 #include <linux/ppdev.h>
44 #include "usb-driver.h"
45
46 static int (*ioctl_func) (int, int, void *) = NULL;
47 static int windrvrfd = -1;
48 static int parportfd = -1;
49 static int parportnum = 0;
50 static unsigned long ppbase = 0;
51 static unsigned long ecpbase = 0;
52 FILE *modulesfp = NULL;
53 static int modules_read = 0;
54 static struct usb_bus *busses = NULL;
55 static struct usb_device *usbdevice;
56 static usb_dev_handle *usb_devhandle = NULL;
57 static int usbinterface = -1;
58 static unsigned long card_type;
59 static int ints_enabled = 0;
60 static pthread_mutex_t int_wait = PTHREAD_MUTEX_INITIALIZER;
61
62 #define NO_WINDRVR 1
63
64 #ifdef DEBUG
65 #define DPRINTF(format, args...) fprintf(stderr, format, ##args)
66 void hexdump(unsigned char *buf, int len) {
67 int i;
68
69 for(i=0; i<len; i++) {
70 fprintf(stderr,"%02x ", buf[i]);
71 if ((i % 16) == 15)
72 fprintf(stderr,"\n");
73 }
74 fprintf(stderr,"\n");
75 }
76 #else
77 #define DPRINTF(format, args...)
78 #endif
79
80 int usb_deviceinfo(unsigned char *buf) {
81 int i,j,k,l;
82 int len = 0;
83 WDU_CONFIGURATION **pConfigs, **pActiveConfig;
84 WDU_INTERFACE **pActiveInterface;
85
86 if (buf) {
87 struct usb_device_info *udi = (struct usb_device_info*)(buf+len);
88
89 udi->Descriptor.bLength = sizeof(WDU_DEVICE_DESCRIPTOR);
90 udi->Descriptor.bDescriptorType = usbdevice->descriptor.bDescriptorType;
91 udi->Descriptor.bcdUSB = usbdevice->descriptor.bcdUSB;
92 udi->Descriptor.bDeviceClass = usbdevice->descriptor.bDeviceClass;
93 udi->Descriptor.bDeviceSubClass = usbdevice->descriptor.bDeviceSubClass;
94 udi->Descriptor.bDeviceProtocol = usbdevice->descriptor.bDeviceProtocol;
95 udi->Descriptor.bMaxPacketSize0 = usbdevice->descriptor.bMaxPacketSize0;
96 udi->Descriptor.idVendor = usbdevice->descriptor.idVendor;
97 udi->Descriptor.idProduct = usbdevice->descriptor.idProduct;
98 udi->Descriptor.bcdDevice = usbdevice->descriptor.bcdDevice;
99 udi->Descriptor.iManufacturer = usbdevice->descriptor.iManufacturer;
100 udi->Descriptor.iProduct = usbdevice->descriptor.iProduct;
101 udi->Descriptor.iSerialNumber = usbdevice->descriptor.iSerialNumber;
102 udi->Descriptor.bNumConfigurations = usbdevice->descriptor.bNumConfigurations;
103
104 /* TODO: Fix Pipe0! */
105 udi->Pipe0.dwNumber = 0x00;
106 udi->Pipe0.dwMaximumPacketSize = usbdevice->descriptor.bMaxPacketSize0;
107 udi->Pipe0.type = 0;
108 udi->Pipe0.direction = WDU_DIR_IN_OUT;
109 udi->Pipe0.dwInterval = 0;
110
111 pConfigs = &(udi->pConfigs);
112 pActiveConfig = &(udi->pActiveConfig);
113 pActiveInterface = &(udi->pActiveInterface[0]);
114 }
115
116 len = sizeof(struct usb_device_info);
117
118 for (i=0; i<usbdevice->descriptor.bNumConfigurations; i++)
119 {
120 struct usb_config_descriptor *conf_desc = &usbdevice->config[i];
121 WDU_INTERFACE **pInterfaces;
122 WDU_ALTERNATE_SETTING **pAlternateSettings[conf_desc->bNumInterfaces];
123 WDU_ALTERNATE_SETTING **pActiveAltSetting[conf_desc->bNumInterfaces];
124
125 if (buf) {
126 WDU_CONFIGURATION *cfg = (WDU_CONFIGURATION*)(buf+len);
127
128 *pConfigs = cfg;
129 *pActiveConfig = cfg;
130
131 cfg->Descriptor.bLength = conf_desc->bLength;
132 cfg->Descriptor.bDescriptorType = conf_desc->bDescriptorType;
133 cfg->Descriptor.wTotalLength = conf_desc->wTotalLength;
134 cfg->Descriptor.bNumInterfaces = conf_desc->bNumInterfaces;
135 cfg->Descriptor.bConfigurationValue = conf_desc->bConfigurationValue;
136 cfg->Descriptor.iConfiguration = conf_desc->iConfiguration;
137 cfg->Descriptor.bmAttributes = conf_desc->bmAttributes;
138 cfg->Descriptor.MaxPower = conf_desc->MaxPower;
139
140 cfg->dwNumInterfaces = conf_desc->bNumInterfaces;
141
142 pInterfaces = &(cfg->pInterfaces);
143 }
144 len += sizeof(WDU_CONFIGURATION);
145
146 if (buf) {
147 *pInterfaces = (WDU_INTERFACE*)(buf+len);
148 for (j=0; j<conf_desc->bNumInterfaces; j++) {
149 WDU_INTERFACE *iface = (WDU_INTERFACE*)(buf+len);
150
151 pActiveInterface[j] = iface;
152
153 pAlternateSettings[j] = &(iface->pAlternateSettings);
154 iface->dwNumAltSettings = usbdevice->config[i].interface[j].num_altsetting;
155 pActiveAltSetting[j] = &(iface->pActiveAltSetting);
156
157 len += sizeof(WDU_INTERFACE);
158 }
159 } else {
160 len += sizeof(WDU_INTERFACE) * conf_desc->bNumInterfaces;
161 }
162
163 for (j=0; j<conf_desc->bNumInterfaces; j++)
164 {
165 struct usb_interface *interface = &usbdevice->config[i].interface[j];
166
167 if (buf) {
168 *pAlternateSettings[j] = (WDU_ALTERNATE_SETTING*)(buf+len);
169 /* FIXME: */
170 *pActiveAltSetting[j] = (WDU_ALTERNATE_SETTING*)(buf+len);
171 }
172
173 for(k=0; k<interface->num_altsetting; k++)
174 {
175 unsigned char bNumEndpoints = interface->altsetting[k].bNumEndpoints;
176 WDU_ENDPOINT_DESCRIPTOR **pEndpointDescriptors;
177 WDU_PIPE_INFO **pPipes;
178
179 if (buf) {
180 WDU_ALTERNATE_SETTING *altset = (WDU_ALTERNATE_SETTING*)(buf+len);
181
182 altset->Descriptor.bLength = interface->altsetting[k].bLength;
183 altset->Descriptor.bDescriptorType = interface->altsetting[k].bDescriptorType;
184 altset->Descriptor.bInterfaceNumber = interface->altsetting[k].bInterfaceNumber;
185 altset->Descriptor.bAlternateSetting = interface->altsetting[k].bAlternateSetting;
186 altset->Descriptor.bNumEndpoints = interface->altsetting[k].bNumEndpoints;
187 altset->Descriptor.bInterfaceClass = interface->altsetting[k].bInterfaceClass;
188 altset->Descriptor.bInterfaceSubClass = interface->altsetting[k].bInterfaceSubClass;
189 altset->Descriptor.bInterfaceProtocol = interface->altsetting[k].bInterfaceProtocol;
190 altset->Descriptor.iInterface = interface->altsetting[k].iInterface;
191 pEndpointDescriptors = &(altset->pEndpointDescriptors);
192 pPipes = &(altset->pPipes);
193
194 }
195 len +=sizeof(WDU_ALTERNATE_SETTING);
196
197 if (buf) {
198 *pEndpointDescriptors = (WDU_ENDPOINT_DESCRIPTOR*)(buf+len);
199 for (l = 0; l < bNumEndpoints; l++) {
200 WDU_ENDPOINT_DESCRIPTOR *ed = (WDU_ENDPOINT_DESCRIPTOR*)(buf+len);
201
202 ed->bLength = interface->altsetting[k].endpoint[l].bLength;
203 ed->bDescriptorType = interface->altsetting[k].endpoint[l].bDescriptorType;
204 ed->bEndpointAddress = interface->altsetting[k].endpoint[l].bEndpointAddress;
205 ed->bmAttributes = interface->altsetting[k].endpoint[l].bmAttributes;
206 ed->wMaxPacketSize = interface->altsetting[k].endpoint[l].wMaxPacketSize;
207 ed->bInterval = interface->altsetting[k].endpoint[l].bInterval;
208
209 len += sizeof(WDU_ENDPOINT_DESCRIPTOR);
210 }
211
212 *pPipes = (WDU_PIPE_INFO*)(buf+len);
213 for (l = 0; l < bNumEndpoints; l++) {
214 WDU_PIPE_INFO *pi = (WDU_PIPE_INFO*)(buf+len);
215
216 pi->dwNumber = interface->altsetting[k].endpoint[l].bEndpointAddress;
217 pi->dwMaximumPacketSize = WDU_GET_MAX_PACKET_SIZE(interface->altsetting[k].endpoint[l].wMaxPacketSize);
218 pi->type = interface->altsetting[k].endpoint[l].bmAttributes & USB_ENDPOINT_TYPE_MASK;
219 if (pi->type == PIPE_TYPE_CONTROL)
220 pi->direction = WDU_DIR_IN_OUT;
221 else
222 {
223 pi->direction = interface->altsetting[k].endpoint[l].bEndpointAddress & USB_ENDPOINT_DIR_MASK ? WDU_DIR_IN : WDU_DIR_OUT;
224 }
225
226 pi->dwInterval = interface->altsetting[k].endpoint[l].bInterval;
227
228 len += sizeof(WDU_PIPE_INFO);
229 }
230 } else {
231 len +=(sizeof(WDU_ENDPOINT_DESCRIPTOR)+sizeof(WDU_PIPE_INFO))*bNumEndpoints;
232 }
233 }
234 }
235 }
236
237 return len;
238 }
239
240 int pp_transfer(WD_TRANSFER *tr, int fd, unsigned int request, unsigned char *wdioctl) {
241 int ret = 0;
242 unsigned char val;
243
244 DPRINTF("dwPort: 0x%lx, cmdTrans: %lu, dwbytes: %ld, fautoinc: %ld, dwoptions: %ld\n",
245 (unsigned long)tr->dwPort, tr->cmdTrans, tr->dwBytes,
246 tr->fAutoinc, tr->dwOptions);
247
248 val = tr->Data.Byte;
249
250 #ifdef DEBUG
251 if (tr->cmdTrans == 13)
252 DPRINTF("write byte: %d\n", val);
253 #endif
254
255 #ifndef NO_WINDRVR
256 ret = (*ioctl_func) (fd, request, wdioctl);
257 #else
258 if (parportfd < 0)
259 return ret;
260
261 switch(tr->cmdTrans) {
262 case 10: /* Read Byte */
263 if ((unsigned long)tr->dwPort == ppbase) { /* Data Port */
264 ret = 0; /* We don't support reading of the data port */
265 } else if ((unsigned long)tr->dwPort == ppbase + 1) { /* Status Port */
266 DPRINTF("status port\n");
267 ret = ioctl(parportfd, PPRSTATUS, &val);
268 } else if ((unsigned long)tr->dwPort == ppbase + 2) { /* Control Port */
269 DPRINTF("control port\n");
270 ret = ioctl(parportfd, PPRCONTROL, &val);
271 }
272 break;
273 case 13: /* Write Byte */
274 if ((unsigned long)tr->dwPort == ppbase) { /* Data Port */
275 DPRINTF("data port\n");
276 ret = ioctl(parportfd, PPWDATA, &val);
277 } else if ((unsigned long)tr->dwPort == ppbase + 1) { /* Status Port */
278 ret = 0; /* Status Port is readonly */
279 } else if ((unsigned long)tr->dwPort == ppbase + 2) { /* Control Port */
280 DPRINTF("control port\n");
281 ret = ioctl(parportfd, PPWCONTROL, &val);
282 }
283 break;
284 default:
285 fprintf(stderr,"!!!Unsupported TRANSFER command: %lu!!!\n", tr->cmdTrans);
286 ret = -1;
287 break;
288 }
289
290 tr->Data.Byte = val;
291 #endif
292
293 DPRINTF("dwPortReturn: 0x%lx, cmdTrans: %lu, dwbytes: %ld, fautoinc: %ld, dwoptions: %ld\n",
294 (unsigned long)tr->dwPort, tr->cmdTrans, tr->dwBytes,
295 tr->fAutoinc, tr->dwOptions);
296 #ifdef DEBUG
297 if (tr->cmdTrans == 10)
298 DPRINTF("read byte: %d\n", tr->Data.Byte);
299 #endif
300
301 return ret;
302 }
303
304 int do_wdioctl(int fd, unsigned int request, unsigned char *wdioctl) {
305 struct header_struct* wdheader = (struct header_struct*)wdioctl;
306 struct version_struct *version;
307 int ret = 0;
308
309 if (wdheader->magic != MAGIC) {
310 fprintf(stderr,"!!!ERROR: magic header does not match!!!\n");
311 return (*ioctl_func) (fd, request, wdioctl);
312 }
313
314 switch(request & ~(0xc0000000)) {
315 case VERSION:
316 version = (struct version_struct*)(wdheader->data);
317 strcpy(version->version, "WinDriver no more");
318 version->versionul = 802;
319 DPRINTF("VERSION\n");
320 break;
321
322 case LICENSE:
323 DPRINTF("LICENSE\n");
324 break;
325
326 case CARD_REGISTER_OLD:
327 case CARD_REGISTER:
328 DPRINTF("CARD_REGISTER\n");
329 {
330 struct card_register* cr = (struct card_register*)(wdheader->data);
331 char ppdev[32];
332
333 DPRINTF("Items: %lu, Addr: 0x%lx, bytes: %lu, bar: %lu\n",
334 cr->Card.dwItems,
335 (unsigned long)cr->Card.Item[0].I.IO.dwAddr,
336 cr->Card.Item[0].I.IO.dwBytes,
337 cr->Card.Item[0].I.IO.dwBar);
338
339 DPRINTF("Items: %lu, Addr: 0x%lx, bytes: %lu, bar: %lu\n",
340 cr->Card.dwItems,
341 (unsigned long)cr->Card.Item[1].I.IO.dwAddr,
342 cr->Card.Item[1].I.IO.dwBytes,
343 cr->Card.Item[1].I.IO.dwBar);
344 #ifndef NO_WINDRVR
345 ret = (*ioctl_func) (fd, request, wdioctl);
346 #else
347 if (parportfd < 0) {
348 snprintf(ppdev, sizeof(ppdev), "/dev/parport%d", parportnum);
349 DPRINTF("opening %s\n", ppdev);
350 parportfd = open(ppdev, O_RDWR|O_EXCL);
351 parportnum++;
352
353 if (parportfd < 0)
354 fprintf(stderr,"Can't open %s: %s\n", ppdev, strerror(errno));
355 }
356
357 if (parportfd >= 0) {
358 int pmode;
359
360 if (ioctl(parportfd, PPCLAIM) == -1)
361 return ret;
362
363 pmode = IEEE1284_MODE_COMPAT;
364 if (ioctl(parportfd, PPNEGOT, &pmode) == -1)
365 return ret;
366
367 if (cr->Card.dwItems > 1) {
368 ecpbase = cr->Card.Item[1].I.IO.dwBytes;
369 /* TODO: Implement ECP mode */
370 #if 0
371 pmode = IEEE1284_MODE_ECP;
372
373 if (ioctl(parportfd, PPNEGOT, &pmode) == -1) {
374 pmode = IEEE1284_MODE_COMPAT;
375 if (ioctl(parportfd, PPNEGOT, &pmode) == -1)
376 return ret;
377 }
378 #endif
379 }
380
381 cr->hCard = parportfd;
382 ppbase = (unsigned long)cr->Card.Item[0].I.IO.dwAddr;
383 }
384 #endif
385 DPRINTF("hCard: %lu\n", cr->hCard);
386 }
387 break;
388
389 case USB_TRANSFER:
390 DPRINTF("in USB_TRANSFER");
391 {
392 struct usb_transfer *ut = (struct usb_transfer*)(wdheader->data);
393
394 #ifdef DEBUG
395 DPRINTF(" unique: %lu, pipe: %lu, read: %lu, options: %lx, size: %lu, timeout: %lx\n",
396 ut->dwUniqueID, ut->dwPipeNum, ut->fRead,
397 ut->dwOptions, ut->dwBufferSize, ut->dwTimeout);
398 DPRINTF("setup packet: ");
399 hexdump(ut->SetupPacket, 8);
400
401 if (!ut->fRead && ut->dwBufferSize)
402 {
403 hexdump(ut->pBuffer, ut->dwBufferSize);
404 }
405 #endif
406
407 #ifndef NO_WINDRVR
408 ret = (*ioctl_func) (fd, request, wdioctl);
409 #else
410 /* http://www.jungo.com/support/documentation/windriver/802/wdusb_man_mhtml/node55.html#SECTION001213000000000000000 */
411 if (ut->dwPipeNum == 0) { /* control pipe */
412 int requesttype, request, value, index, size;
413 requesttype = ut->SetupPacket[0];
414 request = ut->SetupPacket[1];
415 value = ut->SetupPacket[2] | (ut->SetupPacket[3] << 8);
416 index = ut->SetupPacket[4] | (ut->SetupPacket[5] << 8);
417 size = ut->SetupPacket[6] | (ut->SetupPacket[7] << 8);
418 DPRINTF("requesttype: %x, request: %x, value: %u, index: %u, size: %u\n", requesttype, request, value, index, size);
419 ret = usb_control_msg(usb_devhandle, requesttype, request, value, index, ut->pBuffer, size, ut->dwTimeout);
420 } else {
421 if (ut->fRead) {
422 ret = usb_bulk_read(usb_devhandle, ut->dwPipeNum, ut->pBuffer, ut->dwBufferSize, ut->dwTimeout);
423
424 } else {
425 ret = usb_bulk_write(usb_devhandle, ut->dwPipeNum, ut->pBuffer, ut->dwBufferSize, ut->dwTimeout);
426 }
427 }
428
429 if (ret < 0) {
430 fprintf(stderr, "usb_transfer: %d (%s)\n", ret, usb_strerror());
431 } else {
432 ut->dwBytesTransferred = ret;
433 ret = 0;
434 }
435 #endif
436
437 #ifdef DEBUG
438 DPRINTF("Transferred: %lu (%s)\n",ut->dwBytesTransferred, (ut->fRead?"read":"write"));
439 if (ut->fRead && ut->dwBytesTransferred)
440 {
441 DPRINTF("Read: ");
442 hexdump(ut->pBuffer, ut->dwBytesTransferred);
443 }
444 #endif
445 }
446 break;
447
448 case INT_ENABLE_OLD:
449 case INT_ENABLE:
450 DPRINTF("INT_ENABLE\n");
451 {
452 struct interrupt *it = (struct interrupt*)(wdheader->data);
453
454 DPRINTF("Handle: %lu, Options: %lx, ncmds: %lu, enableok: %lu, count: %lu, lost: %lu, stopped: %lu\n",
455 it->hInterrupt, it->dwOptions,
456 it->dwCmds, it->fEnableOk, it->dwCounter,
457 it->dwLost, it->fStopped);
458
459 it->fEnableOk = 1;
460 it->fStopped = 0;
461 ints_enabled = 1;
462 pthread_mutex_trylock(&int_wait);
463 }
464
465 break;
466
467 case INT_DISABLE:
468 DPRINTF("INT_DISABLE\n");
469 {
470 struct interrupt *it = (struct interrupt*)(wdheader->data);
471
472 DPRINTF("Handle: %lu, Options: %lx, ncmds: %lu, enableok: %lu, count: %lu, lost: %lu, stopped: %lu\n",
473 it->hInterrupt, it->dwOptions,
474 it->dwCmds, it->fEnableOk, it->dwCounter,
475 it->dwLost, it->fStopped);
476 #ifndef NO_WINDRVR
477 ret = (*ioctl_func) (fd, request, wdioctl);
478 #else
479 it->dwCounter = 0;
480 it->fStopped = 1;
481 ints_enabled = 0;
482 if (pthread_mutex_trylock(&int_wait) == EBUSY)
483 pthread_mutex_unlock(&int_wait);
484 #endif
485 DPRINTF("Handle: %lu, Options: %lx, ncmds: %lu, enableok: %lu, count: %lu, lost: %lu, stopped: %lu\n",
486 it->hInterrupt, it->dwOptions,
487 it->dwCmds, it->fEnableOk, it->dwCounter,
488 it->dwLost, it->fStopped);
489 }
490 break;
491
492 case USB_SET_INTERFACE:
493 DPRINTF("USB_SET_INTERFACE\n");
494 {
495 struct usb_set_interface *usi = (struct usb_set_interface*)(wdheader->data);
496
497 DPRINTF("unique: %lu, interfacenum: %lu, alternatesetting: %lu, options: %lx\n",
498 usi->dwUniqueID, usi->dwInterfaceNum,
499 usi->dwAlternateSetting, usi->dwOptions);
500 #ifndef NO_WINDRVR
501 ret = (*ioctl_func) (fd, request, wdioctl);
502 #else
503 if (usbdevice) {
504 if (!usb_devhandle)
505 usb_devhandle = usb_open(usbdevice);
506
507 /* FIXME: Select right interface! */
508 ret = usb_claim_interface(usb_devhandle, usbdevice->config[0].interface[usi->dwInterfaceNum].altsetting[usi->dwAlternateSetting].bInterfaceNumber);
509 if (!ret) {
510 if(!ret) {
511 usbinterface = usbdevice->config[0].interface[usi->dwInterfaceNum].altsetting[usi->dwAlternateSetting].bInterfaceNumber;
512 ret = usb_set_altinterface(usb_devhandle, usi->dwAlternateSetting);
513 if (ret)
514 fprintf(stderr, "usb_set_altinterface: %d\n", ret);
515 } else {
516 fprintf(stderr, "usb_set_configuration: %d (%s)\n", ret, usb_strerror());
517 }
518 } else {
519 fprintf(stderr, "usb_claim_interface: %d -> %d (%s)\n",
520 usbdevice->config[0].interface[usi->dwInterfaceNum].altsetting[usi->dwAlternateSetting].bInterfaceNumber,
521 ret, usb_strerror());
522 }
523 }
524 #endif
525 DPRINTF("unique: %lu, interfacenum: %lu, alternatesetting: %lu, options: %lx\n",
526 usi->dwUniqueID, usi->dwInterfaceNum,
527 usi->dwAlternateSetting, usi->dwOptions);
528 }
529 break;
530
531 case USB_GET_DEVICE_DATA_OLD:
532 case USB_GET_DEVICE_DATA:
533 DPRINTF("USB_GET_DEVICE_DATA\n");
534 {
535 struct usb_get_device_data *ugdd = (struct usb_get_device_data*)(wdheader->data);
536 int pSize;
537
538 DPRINTF("unique: %lu, bytes: %lu, options: %lx\n",
539 ugdd->dwUniqueID, ugdd->dwBytes,
540 ugdd->dwOptions);
541
542 pSize = ugdd->dwBytes;
543 if (!ugdd->dwBytes) {
544 if (usbdevice) {
545 ugdd->dwBytes = usb_deviceinfo(NULL);
546 }
547 } else {
548 usb_deviceinfo((unsigned char*)ugdd->pBuf);
549 }
550 }
551 break;
552
553 case EVENT_REGISTER_OLD:
554 case EVENT_REGISTER:
555 DPRINTF("EVENT_REGISTER\n");
556 {
557 struct event *e = (struct event*)(wdheader->data);
558 struct usb_bus *bus;
559 int i;
560
561 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",
562 e->handle, e->dwAction,
563 e->dwStatus, e->dwEventId, e->dwCardType,
564 e->hKernelPlugIn, e->dwOptions,
565 e->u.Usb.deviceId.dwVendorId,
566 e->u.Usb.deviceId.dwProductId,
567 e->u.Usb.dwUniqueID, e->dwEventVer,
568 e->dwNumMatchTables);
569
570 for (i = 0; i < e->dwNumMatchTables; i++) {
571
572 DPRINTF("match: dev: %04x:%04x, class: %x, subclass: %x, intclass: %x, intsubclass: %x, intproto: %x\n",
573 e->matchTables[i].VendorId,
574 e->matchTables[i].ProductId,
575 e->matchTables[i].bDeviceClass,
576 e->matchTables[i].bDeviceSubClass,
577 e->matchTables[i].bInterfaceClass,
578 e->matchTables[i].bInterfaceSubClass,
579 e->matchTables[i].bInterfaceProtocol);
580
581 for (bus = busses; bus; bus = bus->next) {
582 struct usb_device *dev;
583
584 for (dev = bus->devices; dev; dev = dev->next) {
585 struct usb_device_descriptor *desc = &(dev->descriptor);
586
587 if((desc->idVendor == e->matchTables[i].VendorId) &&
588 (desc->idProduct == e->matchTables[i].ProductId) &&
589 (desc->bDeviceClass == e->matchTables[i].bDeviceClass) &&
590 (desc->bDeviceSubClass == e->matchTables[i].bDeviceSubClass)) {
591 int ac;
592 for (ac = 0; ac < desc->bNumConfigurations; ac++) {
593 struct usb_interface *interface = dev->config[ac].interface;
594 int ai;
595
596 for (ai = 0; ai < interface->num_altsetting; ai++) {
597
598 DPRINTF("intclass: %x, intsubclass: %x, intproto: %x\n",
599 interface->altsetting[i].bInterfaceClass,
600 interface->altsetting[i].bInterfaceSubClass,
601 interface->altsetting[i].bInterfaceProtocol);
602
603 if ((interface->altsetting[ai].bInterfaceSubClass == e->matchTables[i].bInterfaceSubClass) &&
604 (interface->altsetting[ai].bInterfaceProtocol == e->matchTables[i].bInterfaceProtocol)){
605 /* TODO: check interfaceClass! */
606 DPRINTF("found device with libusb\n");
607 usbdevice = dev;
608 card_type = e->dwCardType;
609 }
610 }
611 }
612 }
613 }
614 }
615 }
616
617 #ifndef NO_WINDRVR
618 ret = (*ioctl_func) (fd, request, wdioctl);
619 #else
620 e->handle++;
621 #endif
622
623 #ifdef DEBUG
624 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",
625 e->handle, e->dwAction,
626 e->dwStatus, e->dwEventId, e->dwCardType,
627 e->hKernelPlugIn, e->dwOptions,
628 e->u.Usb.deviceId.dwVendorId,
629 e->u.Usb.deviceId.dwProductId,
630 e->u.Usb.dwUniqueID, e->dwEventVer,
631 e->dwNumMatchTables);
632
633 for (i = 0; i < e->dwNumMatchTables; i++)
634 DPRINTF("match: dev: %04x:%04x, class: %x, subclass: %x, intclass: %x, intsubclass: %x, intproto: %x\n",
635 e->matchTables[i].VendorId,
636 e->matchTables[i].ProductId,
637 e->matchTables[i].bDeviceClass,
638 e->matchTables[i].bDeviceSubClass,
639 e->matchTables[i].bInterfaceClass,
640 e->matchTables[i].bInterfaceSubClass,
641 e->matchTables[i].bInterfaceProtocol);
642 #endif
643 }
644 break;
645
646 case TRANSFER_OLD:
647 case TRANSFER:
648 DPRINTF("TRANSFER\n");
649 {
650 WD_TRANSFER *tr = (WD_TRANSFER*)(wdheader->data);
651
652 ret = pp_transfer(tr, fd, request, wdioctl);
653 }
654 break;
655
656 case MULTI_TRANSFER_OLD:
657 case MULTI_TRANSFER:
658 DPRINTF("MULTI_TRANSFER\n");
659 {
660 WD_TRANSFER *tr = (WD_TRANSFER*)(wdheader->data);
661 unsigned long num = wdheader->size/sizeof(WD_TRANSFER);
662 int i;
663
664
665 for (i = 0; i < num; i++) {
666 DPRINTF("Transfer %d:\n", i+1);
667 #ifndef NO_WINDRVR
668 wdheader->size = sizeof(WD_TRANSFER);
669 request = TRANSFER;
670 wdheader->data = tr + i;
671 #endif
672 ret = pp_transfer(tr + i, fd, request, wdioctl);
673 }
674
675 #ifndef NO_WINDRVR
676 wdheader->data = tr;
677 #endif
678
679 return ret;
680 }
681 break;
682
683 case EVENT_UNREGISTER:
684 DPRINTF("EVENT_UNREGISTER\n");
685 #ifndef NO_WINDRVR
686 ret = (*ioctl_func) (fd, request, wdioctl);
687 #endif
688 break;
689
690 case INT_WAIT:
691 DPRINTF("INT_WAIT\n");
692 {
693 struct interrupt *it = (struct interrupt*)(wdheader->data);
694
695 DPRINTF("Handle: %lu, Options: %lx, ncmds: %lu, enableok: %lu, count: %lu, lost: %lu, stopped: %lu\n",
696 it->hInterrupt, it->dwOptions,
697 it->dwCmds, it->fEnableOk, it->dwCounter,
698 it->dwLost, it->fStopped);
699
700 #ifndef NO_WINDRVR
701 ret = (*ioctl_func) (fd, request, wdioctl);
702 #else
703 if (usbdevice) {
704 if (it->dwCounter == 0) {
705 it->dwCounter = 1;
706 } else {
707 pthread_mutex_lock(&int_wait);
708 pthread_mutex_unlock(&int_wait);
709 }
710 } else {
711 pthread_mutex_lock(&int_wait);
712 pthread_mutex_unlock(&int_wait);
713 }
714 #endif
715
716 DPRINTF("INT_WAIT_RETURN: Handle: %lu, Options: %lx, ncmds: %lu, enableok: %lu, count: %lu, lost: %lu, stopped: %lu\n",
717 it->hInterrupt, it->dwOptions, it->dwCmds,
718 it->fEnableOk, it->dwCounter, it->dwLost,
719 it->fStopped);
720 }
721 break;
722
723 case CARD_UNREGISTER:
724 DPRINTF("CARD_UNREGISTER\n");
725 {
726 struct card_register* cr = (struct card_register*)(wdheader->data);
727
728 DPRINTF("Addr: 0x%lx, bytes: %lu, bar: %lu\n",
729 (unsigned long)cr->Card.Item[0].I.IO.dwAddr,
730 cr->Card.Item[0].I.IO.dwBytes,
731 cr->Card.Item[0].I.IO.dwBar);
732
733 DPRINTF("hCard: %lu\n", cr->hCard);
734
735 #ifndef NO_WINDRVR
736 ret = (*ioctl_func) (fd, request, wdioctl);
737 #else
738 if (parportfd == cr->hCard && parportfd >= 0) {
739 ioctl(parportfd, PPRELEASE);
740 close(parportfd);
741 parportfd = -1;
742 parportnum--;
743 }
744 #endif
745 }
746 break;
747
748 case EVENT_PULL:
749 DPRINTF("EVENT_PULL\n");
750 {
751 struct event *e = (struct event*)(wdheader->data);
752 #ifdef DEBUG
753 int i;
754
755 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",
756 e->handle, e->dwAction, e->dwStatus,
757 e->dwEventId, e->dwCardType, e->hKernelPlugIn,
758 e->dwOptions, e->u.Usb.deviceId.dwVendorId,
759 e->u.Usb.deviceId.dwProductId,
760 e->u.Usb.dwUniqueID, e->dwEventVer,
761 e->dwNumMatchTables);
762
763 for (i = 0; i < e->dwNumMatchTables; i++)
764 DPRINTF("match: dev: %04x:%04x, class: %x, subclass: %x, intclass: %x, intsubclass: %x, intproto: %x\n",
765 e->matchTables[i].VendorId,
766 e->matchTables[i].ProductId,
767 e->matchTables[i].bDeviceClass,
768 e->matchTables[i].bDeviceSubClass,
769 e->matchTables[i].bInterfaceClass,
770 e->matchTables[i].bInterfaceSubClass,
771 e->matchTables[i].bInterfaceProtocol);
772 #endif
773
774 #ifndef NO_WINDRVR
775 ret = (*ioctl_func) (fd, request, wdioctl);
776 #else
777 if (usbdevice) {
778 struct usb_interface *interface = usbdevice->config->interface;
779
780 e->dwCardType = card_type;
781 e->dwAction = 1;
782 e->dwEventId = 109;
783 e->u.Usb.dwUniqueID = 110;
784 e->matchTables[0].VendorId = usbdevice->descriptor.idVendor;
785 e->matchTables[0].ProductId = usbdevice->descriptor.idProduct;
786 e->matchTables[0].bDeviceClass = usbdevice->descriptor.bDeviceClass;
787 e->matchTables[0].bDeviceSubClass = usbdevice->descriptor.bDeviceSubClass;
788 e->matchTables[0].bInterfaceClass = interface->altsetting[0].bInterfaceClass;
789 e->matchTables[0].bInterfaceSubClass = interface->altsetting[0].bInterfaceSubClass;
790 e->matchTables[0].bInterfaceProtocol = interface->altsetting[0].bInterfaceProtocol;
791 }
792 #endif
793
794 #ifdef DEBUG
795 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",
796 e->handle, e->dwAction, e->dwStatus,
797 e->dwEventId, e->dwCardType, e->hKernelPlugIn,
798 e->dwOptions, e->u.Usb.deviceId.dwVendorId,
799 e->u.Usb.deviceId.dwProductId,
800 e->u.Usb.dwUniqueID, e->dwEventVer,
801 e->dwNumMatchTables);
802
803 for (i = 0; i < e->dwNumMatchTables; i++)
804 DPRINTF("match: dev: %04x:%04x, class: %x, subclass: %x, intclass: %x, intsubclass: %x, intproto: %x\n",
805 e->matchTables[i].VendorId,
806 e->matchTables[i].ProductId,
807 e->matchTables[i].bDeviceClass,
808 e->matchTables[i].bDeviceSubClass,
809 e->matchTables[i].bInterfaceClass,
810 e->matchTables[i].bInterfaceSubClass,
811 e->matchTables[i].bInterfaceProtocol);
812 #endif
813
814 }
815 break;
816
817 default:
818 fprintf(stderr,"!!!Unsupported IOCTL: %x!!!\n", request);
819 #ifndef NO_WINDRVR
820 ret = (*ioctl_func) (fd, request, wdioctl);
821 #endif
822 break;
823 }
824
825 return ret;
826 }
827
828 int ioctl(int fd, unsigned long int request, ...) {
829 va_list args;
830 void *argp;
831 int ret;
832
833 if (!ioctl_func)
834 ioctl_func = (int (*) (int, int, void *)) dlsym (RTLD_NEXT, "ioctl");
835
836 va_start (args, request);
837 argp = va_arg (args, void *);
838 va_end (args);
839
840 if (fd == windrvrfd)
841 ret = do_wdioctl(fd, request, argp);
842 else
843 ret = (*ioctl_func) (fd, request, argp);
844
845 return ret;
846 }
847
848 int open (const char *pathname, int flags, ...) {
849 static int (*func) (const char *, int, mode_t) = NULL;
850 mode_t mode = 0;
851 va_list args;
852 int fd;
853
854 if (!func)
855 func = (int (*) (const char *, int, mode_t)) dlsym (RTLD_NEXT, "open");
856
857 if (flags & O_CREAT) {
858 va_start(args, flags);
859 mode = va_arg(args, mode_t);
860 va_end(args);
861 }
862
863 if (!strcmp (pathname, "/dev/windrvr6")) {
864 DPRINTF("opening windrvr6\n");
865 #ifdef NO_WINDRVR
866 windrvrfd = fd = (*func) ("/dev/null", flags, mode);
867 #else
868 windrvrfd = fd = (*func) (pathname, flags, mode);
869 #endif
870 if (!busses) {
871 usb_init();
872 usb_find_busses();
873 usb_find_devices();
874
875 busses = usb_get_busses();
876 }
877
878 return fd;
879 }
880
881 return (*func) (pathname, flags, mode);
882 }
883
884 int close(int fd) {
885 static int (*func) (int) = NULL;
886
887 if (!func)
888 func = (int (*) (int)) dlsym(RTLD_NEXT, "close");
889
890 if (fd == windrvrfd && windrvrfd >= 0) {
891 DPRINTF("close windrvrfd\n");
892 if (usbinterface >= 0)
893 usb_release_interface(usb_devhandle, usbinterface);
894
895 if (usb_devhandle)
896 usb_close(usb_devhandle);
897
898 usb_devhandle = NULL;
899 usbinterface = -1;
900 windrvrfd = -1;
901 }
902
903 return (*func) (fd);
904 }
905
906 FILE *fopen(const char *path, const char *mode) {
907 FILE *ret;
908 static FILE* (*func) (const char*, const char*) = NULL;
909
910 if (!func)
911 func = (FILE* (*) (const char*, const char*)) dlsym(RTLD_NEXT, "fopen");
912
913 ret = (*func) (path, mode);
914
915 if (!strcmp (path, "/proc/modules")) {
916 DPRINTF("opening /proc/modules\n");
917 #ifdef NO_WINDRVR
918 modulesfp = ret;
919 modules_read = 0;
920 #endif
921 }
922
923 return ret;
924 }
925
926 char *fgets(char *s, int size, FILE *stream) {
927 static char* (*func) (char*, int, FILE*) = NULL;
928 const char modules[][256] = {"windrvr6 1 0 - Live 0xdeadbeef\n", "parport_pc 1 0 - Live 0xdeadbeef\n"};
929 char *ret = NULL;
930
931
932 if (!func)
933 func = (char* (*) (char*, int, FILE*)) dlsym(RTLD_NEXT, "fgets");
934
935 if (modulesfp == stream) {
936 if (modules_read < sizeof(modules) / sizeof(modules[0])) {
937 strcpy(s, modules[modules_read]);
938 ret = s;
939 modules_read++;
940 }
941 } else {
942 ret = (*func)(s,size,stream);
943 }
944
945 return ret;
946 }
947
948 int fclose(FILE *fp) {
949 static int (*func) (FILE*) = NULL;
950
951 if (!func)
952 func = (int (*) (FILE*)) dlsym(RTLD_NEXT, "fclose");
953
954 if (fp == modulesfp) {
955 modulesfp = NULL;
956 }
957
958 return (*func)(fp);
959 }
960
961 int access(const char *pathname, int mode) {
962 static int (*func) (const char*, int);
963
964 if (!func)
965 func = (int (*) (const char*, int)) dlsym(RTLD_NEXT, "access");
966
967 if (!strcmp(pathname, "/dev/windrvr6")) {
968 return 0;
969 } else {
970 return (*func)(pathname, mode);
971 }
972 }
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