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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 "xilinx.h" | |
23 | ||
24 | static int (*ioctl_func) (int, int, void *) = NULL; | |
25 | static int windrvrfd = 0; | |
26 | static struct usb_bus *busses = NULL; | |
27 | static struct usb_device *usb_cable; | |
28 | ||
29 | void hexdump(unsigned char *buf, int len); | |
30 | void diff(unsigned char *buf1, unsigned char *buf2, int len); | |
31 | ||
32 | int do_wdioctl(int fd, unsigned int request, unsigned char *wdioctl) { | |
33 | struct header_struct* wdheader = (struct header_struct*)wdioctl; | |
34 | struct version_struct *version; | |
35 | int ret = 0; | |
36 | ||
37 | if (wdheader->magic != MAGIC) { | |
38 | fprintf(stderr,"!!!ERROR: magic header does not match!!!\n"); | |
39 | return (*ioctl_func) (fd, request, wdioctl); | |
40 | } | |
41 | ||
42 | switch(request) { | |
43 | case VERSION: | |
44 | version = (struct version_struct*)(wdheader->data); | |
45 | strcpy(version->version, "WinDriver no more"); | |
46 | version->versionul = 999; | |
47 | fprintf(stderr,"faking VERSION\n"); | |
48 | break; | |
49 | ||
50 | case LICENSE: | |
51 | fprintf(stderr,"faking LICENSE\n"); | |
52 | break; | |
53 | ||
54 | case CARD_REGISTER: | |
55 | { | |
56 | //struct card_register* cr = (struct card_register*)(wdheader->data); | |
57 | /* Todo: LPT-Port already in use */ | |
58 | } | |
59 | fprintf(stderr,"faking CARD_REGISTER\n"); | |
60 | break; | |
61 | ||
62 | case USB_TRANSFER: | |
63 | fprintf(stderr,"in USB_TRANSFER"); | |
64 | { | |
65 | struct usb_transfer *ut = (struct usb_transfer*)(wdheader->data); | |
66 | ||
67 | 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); | |
68 | fprintf(stderr,"setup packet: "); | |
69 | hexdump(ut->SetupPacket, 8); | |
70 | fprintf(stderr,"\n"); | |
71 | if (!ut->fRead && ut->dwBufferSize) | |
72 | { | |
73 | hexdump(ut->pBuffer, ut->dwBufferSize); | |
74 | fprintf(stderr,"\n"); | |
75 | } | |
76 | ||
77 | ret = (*ioctl_func) (fd, request, wdioctl); | |
78 | ||
79 | fprintf(stderr,"Transferred: %lu (%s)\n",ut->dwBytesTransferred, (ut->fRead?"read":"write")); | |
80 | if (ut->fRead && ut->dwBytesTransferred) | |
81 | { | |
82 | fprintf(stderr,"Read: "); | |
83 | hexdump(ut->pBuffer, ut->dwBytesTransferred); | |
84 | } | |
85 | fprintf(stderr,"\n"); | |
86 | } | |
87 | break; | |
88 | ||
89 | case INT_ENABLE: | |
90 | fprintf(stderr,"faking INT_ENABLE"); | |
91 | { | |
92 | struct interrupt *it = (struct interrupt*)(wdheader->data); | |
93 | ||
94 | 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); | |
95 | ||
96 | it->fEnableOk = 1; | |
97 | //ret = (*ioctl_func) (fd, request, wdioctl); | |
98 | } | |
99 | ||
100 | break; | |
101 | ||
102 | case INT_DISABLE: | |
103 | fprintf(stderr,"INT_DISABLE\n"); | |
104 | { | |
105 | struct interrupt *it = (struct interrupt*)(wdheader->data); | |
106 | ||
107 | 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); | |
108 | //it->dwCounter = 0; | |
109 | //it->fStopped = 1; | |
110 | ret = (*ioctl_func) (fd, request, wdioctl); | |
111 | 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); | |
112 | } | |
113 | break; | |
114 | ||
115 | case USB_SET_INTERFACE: | |
116 | fprintf(stderr,"USB_SET_INTERFACE\n"); | |
117 | { | |
118 | struct usb_set_interface *usi = (struct usb_set_interface*)(wdheader->data); | |
119 | ||
120 | fprintf(stderr,"unique: %lu, interfacenum: %lu, alternatesetting: %lu, options: %lx\n", usi->dwUniqueID, usi->dwInterfaceNum, usi->dwAlternateSetting, usi->dwOptions); | |
121 | ret = (*ioctl_func) (fd, request, wdioctl); | |
122 | } | |
123 | break; | |
124 | ||
125 | case USB_GET_DEVICE_DATA: | |
126 | fprintf(stderr,"USB_GET_DEVICE_DATA\n"); | |
127 | { | |
128 | struct usb_get_device_data *ugdd = (struct usb_get_device_data*)(wdheader->data); | |
129 | int pSize; | |
130 | ||
131 | fprintf(stderr, "uniqe: %lu, bytes: %lu, options: %lx\n", ugdd->dwUniqueID, ugdd->dwBytes, ugdd->dwOptions); | |
132 | pSize = ugdd->dwBytes; | |
133 | ret = (*ioctl_func) (fd, request, wdioctl); | |
134 | if (pSize) { | |
135 | hexdump(ugdd->pBuf, pSize); | |
136 | fprintf(stderr, "\n"); | |
137 | } | |
138 | } | |
139 | break; | |
140 | ||
141 | case EVENT_REGISTER: | |
142 | fprintf(stderr,"EVENT_REGISTER\n"); | |
143 | { | |
144 | struct event *e = (struct event*)(wdheader->data); | |
145 | struct usb_bus *bus; | |
146 | int i; | |
147 | ||
148 | 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); | |
149 | for (i = 0; i < e->dwNumMatchTables; i++) { | |
150 | fprintf(stderr,"match: dev: %x:%x, 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); | |
151 | ||
152 | for (bus = busses; bus; bus = bus->next) { | |
153 | struct usb_device *dev; | |
154 | ||
155 | for (dev = bus->devices; dev; dev = dev->next) { | |
156 | struct usb_device_descriptor *desc = &(dev->descriptor); | |
157 | ||
158 | if((desc->idVendor == e->matchTables[i].VendorId) && | |
159 | (desc->idProduct == e->matchTables[i].ProductId) && | |
160 | (desc->bDeviceClass == e->matchTables[i].bDeviceClass) && | |
161 | (desc->bDeviceSubClass == e->matchTables[i].bDeviceSubClass)) { | |
162 | struct usb_interface *interface = dev->config->interface; | |
163 | int ai; | |
164 | ||
165 | for (ai = 0; ai < interface->num_altsetting; ai++) { | |
166 | fprintf(stderr, "intclass: %x, intsubclass: %x, intproto: %x\n", interface->altsetting[i].bInterfaceClass, interface->altsetting[i].bInterfaceSubClass, interface->altsetting[i].bInterfaceProtocol); | |
167 | if ((interface->altsetting[i].bInterfaceSubClass == e->matchTables[i].bInterfaceSubClass) && | |
168 | (interface->altsetting[i].bInterfaceProtocol == e->matchTables[i].bInterfaceProtocol)){ | |
169 | /* TODO: check interfaceClass! */ | |
170 | fprintf(stderr,"!!!FOUND DEVICE WITH LIBUSB!!!\n"); | |
171 | usb_cable = dev; | |
172 | } | |
173 | } | |
174 | } | |
175 | } | |
176 | } | |
177 | } | |
178 | ||
179 | ret = (*ioctl_func) (fd, request, wdioctl); | |
180 | ||
181 | 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); | |
182 | for (i = 0; i < e->dwNumMatchTables; i++) | |
183 | fprintf(stderr,"match: dev: %x:%x, 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); | |
184 | } | |
185 | break; | |
186 | ||
187 | case TRANSFER: | |
188 | fprintf(stderr,"TRANSFER\n"); | |
189 | ret = (*ioctl_func) (fd, request, wdioctl); | |
190 | break; | |
191 | ||
192 | case EVENT_UNREGISTER: | |
193 | fprintf(stderr,"EVENT_UNREGISTER\n"); | |
194 | ret = (*ioctl_func) (fd, request, wdioctl); | |
195 | break; | |
196 | ||
197 | case INT_WAIT: | |
198 | fprintf(stderr,"INT_WAIT\n"); | |
199 | { | |
200 | struct interrupt *it = (struct interrupt*)(wdheader->data); | |
201 | ||
202 | 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); | |
203 | ||
204 | ret = (*ioctl_func) (fd, request, wdioctl); | |
205 | 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); | |
206 | } | |
207 | break; | |
208 | ||
209 | case CARD_UNREGISTER: | |
210 | fprintf(stderr,"CARD_UNREGISTER\n"); | |
211 | ret = (*ioctl_func) (fd, request, wdioctl); | |
212 | break; | |
213 | ||
214 | case EVENT_PULL: | |
215 | fprintf(stderr,"EVENT_PULL\n"); | |
216 | { | |
217 | struct event *e = (struct event*)(wdheader->data); | |
218 | int i; | |
219 | ||
220 | 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); | |
221 | for (i = 0; i < e->dwNumMatchTables; i++) | |
222 | fprintf(stderr,"match: dev: %x:%x, 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); | |
223 | ||
224 | ret = (*ioctl_func) (fd, request, wdioctl); | |
225 | ||
226 | 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); | |
227 | for (i = 0; i < e->dwNumMatchTables; i++) | |
228 | fprintf(stderr,"match: dev: %x:%x, 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); | |
229 | } | |
230 | break; | |
231 | ||
232 | default: | |
233 | ret = (*ioctl_func) (fd, request, wdioctl); | |
234 | } | |
235 | ||
236 | return ret; | |
237 | } | |
238 | ||
239 | ||
240 | typedef int (*open_funcptr_t) (const char *, int, mode_t); | |
241 | ||
242 | int open (const char *pathname, int flags, ...) | |
243 | { | |
244 | static open_funcptr_t func = NULL; | |
245 | mode_t mode = 0; | |
246 | va_list args; | |
247 | int fd; | |
248 | ||
249 | if (!func) | |
250 | func = (open_funcptr_t) dlsym (REAL_LIBC, "open"); | |
251 | ||
252 | if (flags & O_CREAT) { | |
253 | va_start(args, flags); | |
254 | mode = va_arg(args, mode_t); | |
255 | va_end(args); | |
256 | } | |
257 | ||
258 | fd = (*func) (pathname, flags, mode); | |
259 | ||
260 | if (!strcmp (pathname, "/dev/windrvr6")) { | |
261 | fprintf(stderr,"opening windrvr6\n"); | |
262 | windrvrfd = fd; | |
263 | if (!busses) { | |
264 | usb_init(); | |
265 | usb_find_busses(); | |
266 | usb_find_devices(); | |
267 | ||
268 | busses = usb_get_busses(); | |
269 | } | |
270 | } | |
271 | ||
272 | return fd; | |
273 | } | |
274 | ||
275 | void diff(unsigned char *buf1, unsigned char *buf2, int len) { | |
276 | int i; | |
277 | ||
278 | for(i=0; i<len; i++) { | |
279 | if (buf1[i] != buf2[i]) { | |
280 | fprintf(stderr,"Diff at %d: %02x(%c)->%02x(%c)\n", i, buf1[i], ((buf1[i] >= 31 && buf1[i] <= 126)?buf1[i]:'.'), buf2[i], ((buf2[i] >= 31 && buf2[i] <= 126)?buf2[i]:'.')); | |
281 | } | |
282 | } | |
283 | } | |
284 | ||
285 | void hexdump(unsigned char *buf, int len) { | |
286 | int i; | |
287 | ||
288 | for(i=0; i<len; i++) { | |
289 | fprintf(stderr,"%02x ", buf[i]); | |
290 | if ((i % 16) == 15) | |
291 | fprintf(stderr,"\n"); | |
292 | } | |
293 | } | |
294 | ||
295 | int ioctl(int fd, int request, ...) | |
296 | { | |
297 | va_list args; | |
298 | void *argp; | |
299 | int ret; | |
300 | ||
301 | if (!ioctl_func) | |
302 | ioctl_func = (int (*) (int, int, void *)) dlsym (REAL_LIBC, "ioctl"); | |
303 | ||
304 | va_start (args, request); | |
305 | argp = va_arg (args, void *); | |
306 | va_end (args); | |
307 | ||
308 | if (fd == windrvrfd) | |
309 | ret = do_wdioctl(fd, request, argp); | |
310 | else | |
311 | ret = (*ioctl_func) (fd, request, argp); | |
312 | ||
313 | return ret; | |
314 | } | |
315 | ||
316 | #if 0 | |
317 | void *mmap(void *start, size_t length, int prot, int flags, int fd, off_t offset) | |
318 | { | |
319 | static void* (*func) (void *, size_t, int, int, int, off_t) = NULL; | |
320 | void *ret; | |
321 | ||
322 | if (!func) | |
323 | func = (void* (*) (void *, size_t, int, int, int, off_t)) dlsym (REAL_LIBC, "mmap"); | |
324 | ||
325 | ret = (*func) (start, length, prot, flags, fd, offset); | |
326 | fprintf(stderr,"MMAP: %x, %d, %d, %d, %d, %d -> %x\n", (unsigned int)start, length, prot, flags, fd, offset, (unsigned int)ret); | |
327 | mmapped = ret; | |
328 | mmapplen = length; | |
329 | ||
330 | return ret; | |
331 | } | |
332 | ||
333 | void *mmap64(void *start, size_t length, int prot, int flags, int fd, off64_t offset) | |
334 | { | |
335 | static void* (*func) (void *, size_t, int, int, int, off64_t) = NULL; | |
336 | void *ret; | |
337 | ||
338 | if (!func) | |
339 | func = (void* (*) (void *, size_t, int, int, int, off64_t)) dlsym (REAL_LIBC, "mmap64"); | |
340 | ||
341 | ret = (*func) (start, length, prot, flags, fd, offset); | |
342 | fprintf(stderr,"MMAP64: %x, %d, %d, %d, %d, %lld -> %x\n", (unsigned int)start, length, prot, flags, fd, offset, (unsigned int)ret); | |
343 | mmapped = ret; | |
344 | mmapplen = length; | |
345 | ||
346 | return ret; | |
347 | } | |
348 | ||
349 | void *mmap2(void *start, size_t length, int prot, int flags, int fd, off_t pgoffset) | |
350 | { | |
351 | static void* (*func) (void *, size_t, int, int, int, off_t) = NULL; | |
352 | void *ret; | |
353 | ||
354 | if (!func) | |
355 | func = (void* (*) (void *, size_t, int, int, int, off_t)) dlsym (REAL_LIBC, "mmap2"); | |
356 | ||
357 | ret = (*func) (start, length, prot, flags, fd, pgoffset); | |
358 | fprintf(stderr,"MMAP2: %x, %d, %d, %d, %d, %d -> %x\n", (unsigned int)start, length, prot, flags, fd, pgoffset, (unsigned int)ret); | |
359 | mmapped = ret; | |
360 | mmapplen = length; | |
361 | ||
362 | return ret; | |
363 | } | |
364 | ||
365 | void *malloc(size_t size) | |
366 | { | |
367 | static void* (*func) (size_t) = NULL; | |
368 | void *ret; | |
369 | ||
370 | if (!func) | |
371 | func = (void* (*) (size_t)) dlsym(REAL_LIBC, "malloc"); | |
372 | ||
373 | ret = (*func) (size); | |
374 | ||
375 | //fprintf(stderr,"MALLOC: %d -> %x\n", size, (unsigned int) ret); | |
376 | ||
377 | return ret; | |
378 | } | |
379 | #endif | |
380 | ||
381 | ||
382 | #endif |