git.zerfleddert.de Git - usb-driver/blob - usb-driver.c

   1 #if defined(__GNUC__) && !defined(__STRICT_ANSI__)
   2
   3 #define _GNU_SOURCE 1
   4
   5 #if defined(RTLD_NEXT)
   6 #define REAL_LIBC RTLD_NEXT
   7 #else
   8 #define REAL_LIBC ((void *) -1L)
   9 #endif
  10
  11 #include <dlfcn.h>
  12 #include <stdarg.h>
  13 #include <stdlib.h>
  14 #include <string.h>
  15 #include <unistd.h>
  16 #include <fcntl.h>
  17 #include <sys/types.h>
  18 #include <sys/stat.h>
  19 #include <sys/time.h>
  20 #include <stdio.h>
  21 #include <usb.h>
  22 #include <signal.h>
  23 #include "xilinx.h"
  24
  25 static int (*ioctl_func) (int, int, void *) = NULL;
  26 static int windrvrfd = 0;
  27 FILE *modulesfp;
  28 static int modules_read = 0;
  29 static struct usb_bus *busses = NULL;
  30 static struct usb_device *usbdevice;
  31 static usb_dev_handle *usb_devhandle = NULL;
  32 static unsigned long card_type;
  33 static int ints_enabled = 0;
  34
  35 #define NO_WINDRVR 1
  36 #undef DEBUG
  37
  38 void hexdump(unsigned char *buf, int len) {
  39         int i;
  40
  41         for(i=0; i<len; i++) {
  42                 fprintf(stderr,"%02x ", buf[i]);
  43                 if ((i % 16) == 15)
  44                         fprintf(stderr,"\n");
  45         }
  46 }
  47
  48 int usb_deviceinfo(unsigned char *buf) {
  49         int i,j,k,l;
  50         int len = 0;
  51         WDU_CONFIGURATION **pConfigs, **pActiveConfig;
  52         WDU_INTERFACE **pActiveInterface;
  53
  54         if (buf) {
  55                 struct usb_device_info *udi = (struct usb_device_info*)(buf+len);
  56
  57                 udi->Descriptor.bLength = sizeof(WDU_DEVICE_DESCRIPTOR);
  58                 udi->Descriptor.bDescriptorType = usbdevice->descriptor.bDescriptorType;
  59                 udi->Descriptor.bcdUSB = usbdevice->descriptor.bcdUSB;
  60                 udi->Descriptor.bDeviceClass = usbdevice->descriptor.bDeviceClass;
  61                 udi->Descriptor.bDeviceSubClass = usbdevice->descriptor.bDeviceSubClass;
  62                 udi->Descriptor.bDeviceProtocol = usbdevice->descriptor.bDeviceProtocol;
  63                 udi->Descriptor.bMaxPacketSize0 = usbdevice->descriptor.bMaxPacketSize0;
  64                 udi->Descriptor.idVendor = usbdevice->descriptor.idVendor;
  65                 udi->Descriptor.idProduct = usbdevice->descriptor.idProduct;
  66                 udi->Descriptor.bcdDevice = usbdevice->descriptor.bcdDevice;
  67                 udi->Descriptor.iManufacturer = usbdevice->descriptor.iManufacturer;
  68                 udi->Descriptor.iProduct = usbdevice->descriptor.iProduct;
  69                 udi->Descriptor.iSerialNumber = usbdevice->descriptor.iSerialNumber;
  70                 udi->Descriptor.bNumConfigurations = usbdevice->descriptor.bNumConfigurations;
  71
  72                 /* TODO: Fix Pipe0! */
  73                 udi->Pipe0.dwNumber = 0x00;
  74                 udi->Pipe0.dwMaximumPacketSize = usbdevice->descriptor.bMaxPacketSize0;
  75                 udi->Pipe0.type = 0;
  76                 udi->Pipe0.direction = 3;
  77                 udi->Pipe0.dwInterval = 0;
  78
  79                 pConfigs = &(udi->pConfigs);
  80                 pActiveConfig = &(udi->pActiveConfig);
  81                 pActiveInterface = &(udi->pActiveInterface[0]);
  82         }
  83
  84         len = sizeof(struct usb_device_info);
  85
  86         for (i=0; i<usbdevice->descriptor.bNumConfigurations; i++)
  87         {
  88                 struct usb_config_descriptor *conf_desc = &usbdevice->config[i];
  89                 WDU_INTERFACE **pInterfaces;
  90                 WDU_ALTERNATE_SETTING **pAlternateSettings[conf_desc->bNumInterfaces];
  91                 WDU_ALTERNATE_SETTING **pActiveAltSetting[conf_desc->bNumInterfaces];
  92
  93                 if (buf) {
  94                         WDU_CONFIGURATION *cfg = (WDU_CONFIGURATION*)(buf+len);
  95
  96                         *pConfigs = cfg;
  97                         *pActiveConfig = cfg;
  98
  99                         cfg->Descriptor.bLength = conf_desc->bLength;
 100                         cfg->Descriptor.bDescriptorType = conf_desc->bDescriptorType;
 101                         cfg->Descriptor.wTotalLength = conf_desc->wTotalLength;
 102                         cfg->Descriptor.bNumInterfaces = conf_desc->bNumInterfaces;
 103                         cfg->Descriptor.bConfigurationValue = conf_desc->bConfigurationValue;
 104                         cfg->Descriptor.iConfiguration = conf_desc->iConfiguration;
 105                         cfg->Descriptor.bmAttributes = conf_desc->bmAttributes;
 106                         cfg->Descriptor.MaxPower = conf_desc->MaxPower;
 107
 108                         cfg->dwNumInterfaces = conf_desc->bNumInterfaces;
 109
 110                         pInterfaces = &(cfg->pInterfaces);
 111                 }
 112                 len += sizeof(WDU_CONFIGURATION);
 113
 114                 if (buf) {
 115                         *pInterfaces = (WDU_INTERFACE*)(buf+len);
 116                         for (j=0; j<conf_desc->bNumInterfaces; j++) {
 117                                 WDU_INTERFACE *iface = (WDU_INTERFACE*)(buf+len);
 118
 119                                 pActiveInterface[j] = iface;
 120
 121                                 pAlternateSettings[j] = &(iface->pAlternateSettings);
 122                                 iface->dwNumAltSettings = usbdevice->config[i].interface[j].num_altsetting;
 123                                 pActiveAltSetting[j] = &(iface->pActiveAltSetting);
 124
 125                                 len += sizeof(WDU_INTERFACE);
 126                         }
 127                 } else {
 128                         len += sizeof(WDU_INTERFACE) * conf_desc->bNumInterfaces;
 129                 }
 130
 131                 for (j=0; j<conf_desc->bNumInterfaces; j++)
 132                 {
 133                         struct usb_interface *interface = &usbdevice->config[i].interface[j];
 134
 135                         if (buf) {
 136                                 *pAlternateSettings[j] = (WDU_ALTERNATE_SETTING*)(buf+len);
 137                                 /* FIXME: */
 138                                 *pActiveAltSetting[j] = (WDU_ALTERNATE_SETTING*)(buf+len);
 139                         }
 140
 141                         for(k=0; k<interface->num_altsetting; k++)
 142                         {
 143                                 unsigned char bNumEndpoints = interface->altsetting[k].bNumEndpoints;
 144                                 WDU_ENDPOINT_DESCRIPTOR **pEndpointDescriptors;
 145                                 WDU_PIPE_INFO **pPipes;
 146
 147                                 if (buf) {
 148                                         WDU_ALTERNATE_SETTING *altset = (WDU_ALTERNATE_SETTING*)(buf+len);
 149
 150                                         altset->Descriptor.bLength = interface->altsetting[k].bLength;
 151                                         altset->Descriptor.bDescriptorType = interface->altsetting[k].bDescriptorType;
 152                                         altset->Descriptor.bInterfaceNumber = interface->altsetting[k].bInterfaceNumber;
 153                                         altset->Descriptor.bAlternateSetting = interface->altsetting[k].bAlternateSetting;
 154                                         altset->Descriptor.bNumEndpoints = interface->altsetting[k].bNumEndpoints;
 155                                         altset->Descriptor.bInterfaceClass = interface->altsetting[k].bInterfaceClass;
 156                                         altset->Descriptor.bInterfaceSubClass = interface->altsetting[k].bInterfaceSubClass;
 157                                         altset->Descriptor.bInterfaceProtocol = interface->altsetting[k].bInterfaceProtocol;
 158                                         altset->Descriptor.iInterface = interface->altsetting[k].iInterface;
 159                                         pEndpointDescriptors = &(altset->pEndpointDescriptors);
 160                                         pPipes = &(altset->pPipes);
 161
 162                                 }
 163                                 len +=sizeof(WDU_ALTERNATE_SETTING);
 164
 165                                 if (buf) {
 166                                         *pEndpointDescriptors = (WDU_ENDPOINT_DESCRIPTOR*)(buf+len);
 167                                         for (l = 0; l < bNumEndpoints; l++) {
 168                                                 WDU_ENDPOINT_DESCRIPTOR *ed = (WDU_ENDPOINT_DESCRIPTOR*)(buf+len);
 169
 170                                                 ed->bLength = interface->altsetting[k].endpoint[l].bLength;
 171                                                 ed->bDescriptorType = interface->altsetting[k].endpoint[l].bDescriptorType;
 172                                                 ed->bEndpointAddress = interface->altsetting[k].endpoint[l].bEndpointAddress;
 173                                                 ed->bmAttributes = interface->altsetting[k].endpoint[l].bmAttributes;
 174                                                 ed->wMaxPacketSize = interface->altsetting[k].endpoint[l].wMaxPacketSize;
 175                                                 ed->bInterval = interface->altsetting[k].endpoint[l].bInterval;
 176
 177                                                 len += sizeof(WDU_ENDPOINT_DESCRIPTOR);
 178                                         }
 179
 180                                         *pPipes = (WDU_PIPE_INFO*)(buf+len);
 181                                         for (l = 0; l < bNumEndpoints; l++) {
 182                                                 WDU_PIPE_INFO *pi = (WDU_PIPE_INFO*)(buf+len);
 183
 184                                                 pi->dwNumber = interface->altsetting[k].endpoint[l].bEndpointAddress;
 185                                                 pi->dwMaximumPacketSize = WDU_GET_MAX_PACKET_SIZE(interface->altsetting[k].endpoint[l].wMaxPacketSize);
 186                                                 pi->type = interface->altsetting[k].endpoint[l].bmAttributes & USB_ENDPOINT_TYPE_MASK;
 187                                                 if (pi->type == PIPE_TYPE_CONTROL)
 188                                                         pi->direction = WDU_DIR_IN_OUT;
 189                                                 else
 190                                                 {
 191                                                         pi->direction = interface->altsetting[k].endpoint[l].bEndpointAddress & USB_ENDPOINT_DIR_MASK ?  WDU_DIR_IN : WDU_DIR_OUT;
 192                                                 }
 193
 194                                                 pi->dwInterval = interface->altsetting[k].endpoint[l].bInterval;
 195
 196                                                 len += sizeof(WDU_PIPE_INFO);
 197                                         }
 198                                 } else {
 199                                         len +=(sizeof(WDU_ENDPOINT_DESCRIPTOR)+sizeof(WDU_PIPE_INFO))*bNumEndpoints;
 200                                 }
 201                         }
 202                 }
 203         }
 204
 205         return len;
 206 }
 207
 208 int do_wdioctl(int fd, unsigned int request, unsigned char *wdioctl) {
 209         struct header_struct* wdheader = (struct header_struct*)wdioctl;
 210         struct version_struct *version;
 211         int ret = 0;
 212
 213         if (wdheader->magic != MAGIC) {
 214                 fprintf(stderr,"!!!ERROR: magic header does not match!!!\n");
 215                 return (*ioctl_func) (fd, request, wdioctl);
 216         }
 217
 218         switch(request) {
 219                 case VERSION:
 220                         version = (struct version_struct*)(wdheader->data);
 221                         strcpy(version->version, "WinDriver no more");
 222                         version->versionul = 999;
 223 #ifdef DEBUG
 224                         fprintf(stderr,"faking VERSION\n");
 225 #endif
 226                         break;
 227
 228                 case LICENSE:
 229 #ifdef DEBUG
 230                         fprintf(stderr,"faking LICENSE\n");
 231 #endif
 232                         break;
 233
 234                 case CARD_REGISTER:
 235                         {
 236                                 //struct card_register* cr = (struct card_register*)(wdheader->data);
 237                                 /* Todo: LPT-Port already in use */
 238                         }
 239 #ifdef DEBUG
 240                         fprintf(stderr,"faking CARD_REGISTER\n");
 241 #endif
 242                         break;
 243
 244                 case USB_TRANSFER:
 245 #ifdef DEBUG
 246                         fprintf(stderr,"in USB_TRANSFER");
 247 #endif
 248                         {
 249                                 struct usb_transfer *ut = (struct usb_transfer*)(wdheader->data);
 250
 251 #ifdef DEBUG
 252                                 fprintf(stderr," unique: %lu, pipe: %lu, read: %lu, options: %lx, size: %lu, timeout: %lx\n", ut->dwUniqueID, ut->dwPipeNum, ut->fRead, ut->dwOptions, ut->dwBufferSize, ut->dwTimeout);
 253                                 fprintf(stderr,"setup packet: ");
 254                                 hexdump(ut->SetupPacket, 8);
 255                                 fprintf(stderr,"\n");
 256
 257                                 if (!ut->fRead && ut->dwBufferSize)
 258                                 {
 259                                         hexdump(ut->pBuffer, ut->dwBufferSize);
 260                                         fprintf(stderr,"\n");
 261                                 }
 262 #endif
 263
 264 #ifndef NO_WINDRVR
 265                                 ret = (*ioctl_func) (fd, request, wdioctl);
 266 #else
 267                                 /* http://www.jungo.com/support/documentation/windriver/802/wdusb_man_mhtml/node55.html#SECTION001213000000000000000 */
 268                                 if (ut->dwPipeNum == 0) { /* control pipe */
 269                                         int requesttype, request, value, index, size;
 270                                         requesttype = ut->SetupPacket[0];
 271                                         request = ut->SetupPacket[1];
 272                                         value = ut->SetupPacket[2] | (ut->SetupPacket[3] << 8);
 273                                         index = ut->SetupPacket[4] | (ut->SetupPacket[5] << 8);
 274                                         size = ut->SetupPacket[6] | (ut->SetupPacket[7] << 8);
 275 #ifdef DEBUG
 276                                         fprintf(stderr, "requesttype: %x, request: %x, value: %u, index: %u, size: %u\n", requesttype, request, value, index, size);
 277 #endif
 278                                         ret = usb_control_msg(usb_devhandle, requesttype, request, value, index, ut->pBuffer, size, ut->dwTimeout);
 279                                 } else {
 280                                         if (ut->fRead) {
 281                                                 ret = usb_bulk_read(usb_devhandle, ut->dwPipeNum, ut->pBuffer, ut->dwBufferSize, ut->dwTimeout);
 282
 283                                         } else {
 284                                                 ret = usb_bulk_write(usb_devhandle, ut->dwPipeNum, ut->pBuffer, ut->dwBufferSize, ut->dwTimeout);
 285                                         }
 286                                 }
 287
 288                                 if (ret < 0) {
 289                                         fprintf(stderr, "usb_transfer: %d (%s)\n", ret, usb_strerror());
 290                                 } else {
 291                                         ut->dwBytesTransferred = ret;
 292                                         ret = 0;
 293                                 }
 294 #endif
 295
 296 #ifdef DEBUG
 297                                 fprintf(stderr,"Transferred: %lu (%s)\n",ut->dwBytesTransferred, (ut->fRead?"read":"write"));
 298                                 if (ut->fRead && ut->dwBytesTransferred)
 299                                 {
 300                                         fprintf(stderr,"Read: ");
 301                                         hexdump(ut->pBuffer, ut->dwBytesTransferred);
 302                                         fprintf(stderr,"\n");
 303                                 }
 304 #endif
 305                         }
 306                         break;
 307
 308                 case INT_ENABLE:
 309 #ifdef DEBUG
 310                         fprintf(stderr,"INT_ENABLE\n");
 311 #endif
 312                         {
 313                                 struct interrupt *it = (struct interrupt*)(wdheader->data);
 314
 315 #ifdef DEBUG
 316                                 fprintf(stderr,"Handle: %lu, Options: %lx, ncmds: %lu, enableok: %lu, count: %lu, lost: %lu, stopped: %lu\n", it->hInterrupt, it->dwOptions, it->dwCmds, it->fEnableOk, it->dwCounter, it->dwLost, it->fStopped);
 317 #endif
 318
 319                                 it->fEnableOk = 1;
 320                                 ints_enabled = 1;
 321                                 //ret = (*ioctl_func) (fd, request, wdioctl);
 322                         }
 323
 324                         break;
 325
 326                 case INT_DISABLE:
 327 #ifdef DEBUG
 328                         fprintf(stderr,"INT_DISABLE\n");
 329 #endif
 330                         {
 331                                 struct interrupt *it = (struct interrupt*)(wdheader->data);
 332
 333 #ifdef DEBUG
 334                                 fprintf(stderr,"Handle: %lu, Options: %lx, ncmds: %lu, enableok: %lu, count: %lu, lost: %lu, stopped: %lu\n", it->hInterrupt, it->dwOptions, it->dwCmds, it->fEnableOk, it->dwCounter, it->dwLost, it->fStopped);
 335 #endif
 336 #ifndef NO_WINDRVR
 337                                 ret = (*ioctl_func) (fd, request, wdioctl);
 338 #else
 339                                 it->dwCounter = 0;
 340                                 it->fStopped = 1;
 341                                 ints_enabled = 0;
 342 #endif
 343 #ifdef DEBUG
 344                                 fprintf(stderr,"Handle: %lu, Options: %lx, ncmds: %lu, enableok: %lu, count: %lu, lost: %lu, stopped: %lu\n", it->hInterrupt, it->dwOptions, it->dwCmds, it->fEnableOk, it->dwCounter, it->dwLost, it->fStopped);
 345 #endif
 346                         }
 347                         break;
 348
 349                 case USB_SET_INTERFACE:
 350 #ifdef DEBUG
 351                         fprintf(stderr,"USB_SET_INTERFACE\n");
 352 #endif
 353                         {
 354                                 struct usb_set_interface *usi = (struct usb_set_interface*)(wdheader->data);
 355
 356 #ifdef DEBUG
 357                                 fprintf(stderr,"unique: %lu, interfacenum: %lu, alternatesetting: %lu, options: %lx\n", usi->dwUniqueID, usi->dwInterfaceNum, usi->dwAlternateSetting, usi->dwOptions);
 358 #endif
 359 #ifndef NO_WINDRVR
 360                                 ret = (*ioctl_func) (fd, request, wdioctl);
 361 #else
 362                                 if (usbdevice) {
 363                                         if (!usb_devhandle)
 364                                                 usb_devhandle = usb_open(usbdevice);
 365
 366                                         /* FIXME: Select right interface! */
 367                                         ret = usb_claim_interface(usb_devhandle, usbdevice->config[0].interface[usi->dwInterfaceNum].altsetting[usi->dwAlternateSetting].bInterfaceNumber);
 368                                         if (!ret) {
 369                                                 //ret = usb_set_configuration(usb_devhandle, usbdevice->config[0].bConfigurationValue);
 370                                                 if(!ret) {
 371                                                         ret = usb_set_altinterface(usb_devhandle, usi->dwAlternateSetting);
 372                                                         if (ret)
 373                                                                 fprintf(stderr, "usb_set_altinterface: %d\n", ret);
 374                                                 } else {
 375                                                         fprintf(stderr, "usb_set_configuration: %d (%s)\n", ret, usb_strerror());
 376                                                 }
 377                                         } else {
 378                                                 fprintf(stderr, "usb_claim_interface: %d -> %d (%s)\n", usbdevice->config[0].interface[usi->dwInterfaceNum].altsetting[usi->dwAlternateSetting].bInterfaceNumber, ret, usb_strerror());
 379                                         }
 380                                 }
 381 #endif
 382 #ifdef DEBUG
 383                                 fprintf(stderr,"unique: %lu, interfacenum: %lu, alternatesetting: %lu, options: %lx\n", usi->dwUniqueID, usi->dwInterfaceNum, usi->dwAlternateSetting, usi->dwOptions);
 384 #endif
 385                         }
 386                         break;
 387
 388                 case USB_GET_DEVICE_DATA:
 389 #ifdef DEBUG
 390                         fprintf(stderr,"faking USB_GET_DEVICE_DATA\n");
 391 #endif
 392                         {
 393                                 struct usb_get_device_data *ugdd = (struct usb_get_device_data*)(wdheader->data);
 394                                 int pSize;
 395
 396 #ifdef DEBUG
 397                                 fprintf(stderr, "unique: %lu, bytes: %lu, options: %lx\n", ugdd->dwUniqueID, ugdd->dwBytes, ugdd->dwOptions);
 398 #endif
 399                                 pSize = ugdd->dwBytes;
 400                                 //ret = (*ioctl_func) (fd, request, wdioctl);
 401                                 if (!ugdd->dwBytes) {
 402                                         if (usbdevice) {
 403                                                 ugdd->dwBytes = usb_deviceinfo(NULL);
 404                                         }
 405                                 } else {
 406                                         usb_deviceinfo((unsigned char*)ugdd->pBuf);
 407                                 }
 408                         }
 409                         break;
 410
 411                 case EVENT_REGISTER:
 412 #ifdef DEBUG
 413                         fprintf(stderr,"EVENT_REGISTER\n");
 414 #endif
 415                         {
 416                                 struct event *e = (struct event*)(wdheader->data);
 417                                 struct usb_bus *bus;
 418                                 int i;
 419
 420 #ifdef DEBUG
 421                                 fprintf(stderr,"handle: %lu, action: %lu, status: %lu, eventid: %lu, cardtype: %lu, kplug: %lu, options: %lu, dev: %lx:%lx, unique: %lu, ver: %lu, nummatch: %lu\n", e->handle, e->dwAction, e->dwStatus, e->dwEventId, e->dwCardType, e->hKernelPlugIn, e->dwOptions, e->u.Usb.deviceId.dwVendorId, e->u.Usb.deviceId.dwProductId, e->u.Usb.dwUniqueID, e->dwEventVer, e->dwNumMatchTables);
 422 #endif
 423                                 for (i = 0; i < e->dwNumMatchTables; i++) {
 424 #ifdef DEBUG
 425                                         fprintf(stderr,"match: dev: %04x:%04x, class: %x, subclass: %x, intclass: %x, intsubclass: %x, intproto: %x\n", e->matchTables[i].VendorId, e->matchTables[i].ProductId, e->matchTables[i].bDeviceClass, e->matchTables[i].bDeviceSubClass, e->matchTables[i].bInterfaceClass, e->matchTables[i].bInterfaceSubClass, e->matchTables[i].bInterfaceProtocol);
 426 #endif
 427
 428                                         for (bus = busses; bus; bus = bus->next) {
 429                                                 struct usb_device *dev;
 430
 431                                                 for (dev = bus->devices; dev; dev = dev->next) {
 432                                                         struct usb_device_descriptor *desc = &(dev->descriptor);
 433
 434                                                         if((desc->idVendor == e->matchTables[i].VendorId) &&
 435                                                            (desc->idProduct == e->matchTables[i].ProductId) &&
 436                                                            (desc->bDeviceClass == e->matchTables[i].bDeviceClass) &&
 437                                                            (desc->bDeviceSubClass == e->matchTables[i].bDeviceSubClass)) {
 438                                                                    int ac;
 439                                                                    for (ac = 0; ac < desc->bNumConfigurations; ac++) {
 440                                                                            struct usb_interface *interface = dev->config[ac].interface;
 441                                                                            int ai;
 442
 443                                                                            for (ai = 0; ai < interface->num_altsetting; ai++) {
 444 #ifdef DEBUG
 445                                                                                    fprintf(stderr, "intclass: %x, intsubclass: %x, intproto: %x\n", interface->altsetting[i].bInterfaceClass, interface->altsetting[i].bInterfaceSubClass, interface->altsetting[i].bInterfaceProtocol);
 446 #endif
 447                                                                                    if ((interface->altsetting[ai].bInterfaceSubClass == e->matchTables[i].bInterfaceSubClass) &&
 448                                                                                                    (interface->altsetting[ai].bInterfaceProtocol == e->matchTables[i].bInterfaceProtocol)){
 449                                                                                            /* TODO: check interfaceClass! */
 450 #ifdef DEBUG
 451                                                                                            fprintf(stderr,"!!!FOUND DEVICE WITH LIBUSB!!!\n");
 452 #endif
 453                                                                                            usbdevice = dev;
 454                                                                                            card_type = e->dwCardType;
 455                                                                                    }
 456                                                                            }
 457                                                                    }
 458                                                         }
 459                                                 }
 460                                         }
 461                                 }
 462
 463 #ifndef NO_WINDRVR
 464                                 ret = (*ioctl_func) (fd, request, wdioctl);
 465 #else
 466                                 e->handle++;
 467 #endif
 468
 469 #ifdef DEBUG
 470                                 fprintf(stderr,"handle: %lu, action: %lu, status: %lu, eventid: %lu, cardtype: %lu, kplug: %lu, options: %lu, dev: %lx:%lx, unique: %lu, ver: %lu, nummatch: %lu\n", e->handle, e->dwAction, e->dwStatus, e->dwEventId, e->dwCardType, e->hKernelPlugIn, e->dwOptions, e->u.Usb.deviceId.dwVendorId, e->u.Usb.deviceId.dwProductId, e->u.Usb.dwUniqueID, e->dwEventVer, e->dwNumMatchTables);
 471                                 for (i = 0; i < e->dwNumMatchTables; i++)
 472                                         fprintf(stderr,"match: dev: %04x:%04x, class: %x, subclass: %x, intclass: %x, intsubclass: %x, intproto: %x\n", e->matchTables[i].VendorId, e->matchTables[i].ProductId, e->matchTables[i].bDeviceClass, e->matchTables[i].bDeviceSubClass, e->matchTables[i].bInterfaceClass, e->matchTables[i].bInterfaceSubClass, e->matchTables[i].bInterfaceProtocol);
 473 #endif
 474                         }
 475                         break;
 476
 477                 case TRANSFER:
 478                         fprintf(stderr,"TRANSFER\n");
 479 #ifndef NO_WINDRVR
 480                         ret = (*ioctl_func) (fd, request, wdioctl);
 481 #endif
 482                         break;
 483
 484                 case EVENT_UNREGISTER:
 485 #ifdef DEBUG
 486                         fprintf(stderr,"EVENT_UNREGISTER\n");
 487 #endif
 488 #ifndef NO_WINDRVR
 489                         ret = (*ioctl_func) (fd, request, wdioctl);
 490 #endif
 491                         break;
 492
 493                 case INT_WAIT:
 494 #ifdef DEBUG
 495                         fprintf(stderr,"INT_WAIT\n");
 496 #endif
 497                         {
 498                                 struct interrupt *it = (struct interrupt*)(wdheader->data);
 499
 500 #ifdef DEBUG
 501                                 fprintf(stderr,"Handle: %lu, Options: %lx, ncmds: %lu, enableok: %lu, count: %lu, lost: %lu, stopped: %lu\n", it->hInterrupt, it->dwOptions, it->dwCmds, it->fEnableOk, it->dwCounter, it->dwLost, it->fStopped);
 502 #endif
 503
 504 #ifndef NO_WINDRVR
 505                                 ret = (*ioctl_func) (fd, request, wdioctl);
 506 #else
 507                                 if (usbdevice) {
 508                                         if (it->dwCounter == 0) {
 509                                                 it->dwCounter = 1;
 510                                         } else {
 511                                                 while(ints_enabled) {sleep(1);}
 512                                         }
 513                                 } else {
 514                                         while(ints_enabled) {sleep(1);}
 515                                 }
 516 #endif
 517
 518 #ifdef DEBUG
 519                                 fprintf(stderr,"INT_WAIT_RETURN: Handle: %lu, Options: %lx, ncmds: %lu, enableok: %lu, count: %lu, lost: %lu, stopped: %lu\n", it->hInterrupt, it->dwOptions, it->dwCmds, it->fEnableOk, it->dwCounter, it->dwLost, it->fStopped);
 520 #endif
 521                         }
 522                         break;
 523
 524                 case CARD_UNREGISTER:
 525                         fprintf(stderr,"CARD_UNREGISTER\n");
 526 #ifndef NO_WINDRVR
 527                         ret = (*ioctl_func) (fd, request, wdioctl);
 528 #endif
 529                         break;
 530
 531                 case EVENT_PULL:
 532 #ifdef DEBUG
 533                         fprintf(stderr,"EVENT_PULL\n");
 534 #endif
 535                         {
 536                                 struct event *e = (struct event*)(wdheader->data);
 537 #ifdef DEBUG
 538                                 int i;
 539
 540                                 fprintf(stderr,"handle: %lu, action: %lu, status: %lu, eventid: %lu, cardtype: %lx, kplug: %lu, options: %lu, dev: %lx:%lx, unique: %lu, ver: %lu, nummatch: %lu\n", e->handle, e->dwAction, e->dwStatus, e->dwEventId, e->dwCardType, e->hKernelPlugIn, e->dwOptions, e->u.Usb.deviceId.dwVendorId, e->u.Usb.deviceId.dwProductId, e->u.Usb.dwUniqueID, e->dwEventVer, e->dwNumMatchTables);
 541                                 for (i = 0; i < e->dwNumMatchTables; i++)
 542                                         fprintf(stderr,"match: dev: %04x:%04x, class: %x, subclass: %x, intclass: %x, intsubclass: %x, intproto: %x\n", e->matchTables[i].VendorId, e->matchTables[i].ProductId, e->matchTables[i].bDeviceClass, e->matchTables[i].bDeviceSubClass, e->matchTables[i].bInterfaceClass, e->matchTables[i].bInterfaceSubClass, e->matchTables[i].bInterfaceProtocol);
 543 #endif
 544
 545 #ifndef NO_WINDRVR
 546                                 ret = (*ioctl_func) (fd, request, wdioctl);
 547 #else
 548                                 if (usbdevice) {
 549                                         struct usb_interface *interface = usbdevice->config->interface;
 550
 551                                         e->dwCardType = card_type;
 552                                         e->dwAction = 1;
 553                                         e->dwEventId = 109;
 554                                         e->u.Usb.dwUniqueID = 110;
 555                                         e->matchTables[0].VendorId = usbdevice->descriptor.idVendor;
 556                                         e->matchTables[0].ProductId = usbdevice->descriptor.idProduct;
 557                                         e->matchTables[0].bDeviceClass = usbdevice->descriptor.bDeviceClass;
 558                                         e->matchTables[0].bDeviceSubClass = usbdevice->descriptor.bDeviceSubClass;
 559                                         e->matchTables[0].bInterfaceClass = interface->altsetting[0].bInterfaceClass;
 560                                         e->matchTables[0].bInterfaceSubClass = interface->altsetting[0].bInterfaceSubClass;
 561                                         e->matchTables[0].bInterfaceProtocol = interface->altsetting[0].bInterfaceProtocol;
 562                                 }
 563 #endif
 564
 565 #ifdef DEBUG
 566                                 fprintf(stderr,"handle: %lu, action: %lu, status: %lu, eventid: %lu, cardtype: %lx, kplug: %lu, options: %lu, dev: %lx:%lx, unique: %lu, ver: %lu, nummatch: %lu\n", e->handle, e->dwAction, e->dwStatus, e->dwEventId, e->dwCardType, e->hKernelPlugIn, e->dwOptions, e->u.Usb.deviceId.dwVendorId, e->u.Usb.deviceId.dwProductId, e->u.Usb.dwUniqueID, e->dwEventVer, e->dwNumMatchTables);
 567                                 for (i = 0; i < e->dwNumMatchTables; i++)
 568                                         fprintf(stderr,"match: dev: %04x:%04x, class: %x, subclass: %x, intclass: %x, intsubclass: %x, intproto: %x\n", e->matchTables[i].VendorId, e->matchTables[i].ProductId, e->matchTables[i].bDeviceClass, e->matchTables[i].bDeviceSubClass, e->matchTables[i].bInterfaceClass, e->matchTables[i].bInterfaceSubClass, e->matchTables[i].bInterfaceProtocol);
 569 #endif
 570
 571                         }
 572                         break;
 573
 574                 default:
 575                         fprintf(stderr,"!!!Unsupported IOCTL: %x!!!\n", request);
 576 #ifndef NO_WINDRVR
 577                         ret = (*ioctl_func) (fd, request, wdioctl);
 578 #endif
 579                         break;
 580         }
 581
 582         return ret;
 583 }
 584
 585 int ioctl(int fd, int request, ...)
 586 {
 587         va_list args;
 588         void *argp;
 589         int ret;
 590
 591         if (!ioctl_func)
 592                 ioctl_func = (int (*) (int, int, void *)) dlsym (REAL_LIBC, "ioctl");
 593
 594         va_start (args, request);
 595         argp = va_arg (args, void *);
 596         va_end (args);
 597
 598         if (fd == windrvrfd)
 599                 ret = do_wdioctl(fd, request, argp);
 600         else
 601                 ret = (*ioctl_func) (fd, request, argp);
 602
 603         return ret;
 604 }
 605
 606 typedef int (*open_funcptr_t) (const char *, int, mode_t);
 607
 608 int open (const char *pathname, int flags, ...)
 609 {
 610         static open_funcptr_t func = NULL;
 611         mode_t mode = 0;
 612         va_list args;
 613         int fd;
 614
 615         if (!func)
 616                 func = (open_funcptr_t) dlsym (REAL_LIBC, "open");
 617
 618         if (flags & O_CREAT) {
 619                 va_start(args, flags);
 620                 mode = va_arg(args, mode_t);
 621                 va_end(args);
 622         }
 623
 624         if (!strcmp (pathname, "/dev/windrvr6")) {
 625 #ifdef DEBUG
 626                 fprintf(stderr,"opening windrvr6\n");
 627 #endif
 628 #ifdef NO_WINDRVR
 629                 windrvrfd = fd = (*func) ("/dev/null", flags, mode);
 630 #else
 631                 windrvrfd = fd = (*func) (pathname, flags, mode);
 632 #endif
 633                 if (!busses) {
 634                         usb_init();
 635                         usb_find_busses();
 636                         usb_find_devices();
 637
 638                         busses = usb_get_busses();
 639                 }
 640
 641                 return fd;
 642         }
 643
 644         return (*func) (pathname, flags, mode);
 645 }
 646
 647 int close(int fd) {
 648         static int (*func) (int) = NULL;
 649
 650         if (!func)
 651                 func = (int (*) (int)) dlsym(REAL_LIBC, "close");
 652
 653         if (fd == windrvrfd) {
 654 #ifdef DEBUG
 655                 fprintf(stderr,"close windrvrfd\n");
 656 #endif
 657                 windrvrfd = 0;
 658         }
 659
 660         return (*func) (fd);
 661 }
 662
 663 FILE *fopen(const char *path, const char *mode) {
 664         FILE *ret;
 665         static FILE* (*func) (const char*, const char*) = NULL;
 666
 667         if (!func)
 668                 func = (FILE* (*) (const char*, const char*)) dlsym(REAL_LIBC, "fopen");
 669
 670         ret = (*func) (path, mode);
 671
 672         if (!strcmp (path, "/proc/modules")) {
 673 #ifdef DEBUG
 674                 fprintf(stderr,"opening /proc/modules\n");
 675 #endif
 676 #ifdef NO_WINDRVR
 677                 modulesfp = ret;
 678                 modules_read = 0;
 679 #endif
 680         }
 681
 682         return ret;
 683 }
 684
 685 char *fgets(char *s, int size, FILE *stream) {
 686         static char* (*func) (char*, int, FILE*) = NULL;
 687         const char modules[] = "windrvr6 160960 0 - Live 0xf98b0000\n";
 688         char *ret = NULL;
 689
 690
 691         if (!func)
 692                 func = (char* (*) (char*, int, FILE*)) dlsym(REAL_LIBC, "fgets");
 693
 694         if (modulesfp == stream) {
 695                 if (!modules_read) {
 696                         strcpy(s, modules);
 697                         ret = s;
 698                         modules_read = 1;
 699                 }
 700         } else {
 701                 ret = (*func)(s,size,stream);
 702         }
 703
 704         return ret;
 705 }
 706
 707 int fclose(FILE *fp) {
 708         static int (*func) (FILE*) = NULL;
 709
 710         if (!func)
 711                 func = (int (*) (FILE*)) dlsym(REAL_LIBC, "fclose");
 712
 713         if (fp == modulesfp) {
 714                 modulesfp = NULL;
 715         }
 716
 717         return (*func)(fp);
 718 }
 719 #endif