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Commit | Line | Data |
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cdc711dc | 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> | |
da3ba95a | 21 | #include "xilinx.h" |
cdc711dc | 22 | |
23 | #define SNIFFLEN 4096 | |
da3ba95a | 24 | static unsigned char lastbuf[4096]; |
cdc711dc | 25 | |
26 | void hexdump(unsigned char *buf, int len); | |
da3ba95a | 27 | void diff(unsigned char *buf1, unsigned char *buf2, int len); |
cdc711dc | 28 | |
29 | void parse_wdioctlreq(unsigned char *wdioctl, unsigned int request) { | |
30 | struct header_struct* wdheader = (struct header_struct*)wdioctl; | |
31 | ||
da3ba95a | 32 | if (wdheader->magic != MAGIC) { |
cdc711dc | 33 | fprintf(stderr,"!!!ERROR: Header does not match!!!\n"); |
34 | return; | |
35 | } | |
36 | ||
37 | fprintf(stderr, "Request: "); | |
38 | switch(request) { | |
da3ba95a | 39 | case VERSION: |
40 | fprintf(stderr,"VERSION"); | |
41 | break; | |
42 | case LICENSE: | |
43 | fprintf(stderr,"LICENSE"); | |
44 | fprintf(stderr," \"%s\" (XX,XX)", ((struct license_struct*)(wdheader->data))->cLicense); | |
cdc711dc | 45 | break; |
da3ba95a | 46 | case TRANSFER: |
47 | fprintf(stderr,"TRANSFER"); | |
48 | break; | |
49 | case USB_TRANSFER: | |
50 | fprintf(stderr,"USB_TRANSFER"); | |
51 | #if 0 | |
52 | { | |
53 | struct usb_transfer *ut = (struct usb_transfer*)(wdheader->data); | |
54 | ||
55 | fprintf(stderr," unique: %d, pipe: %d, read: %d, options: %x, size: %d, timeout: %x\n", ut->dwUniqueID, ut->dwPipeNum, ut->fRead, ut->dwOptions, ut->dwBufferSize, ut->dwTimeout); | |
56 | memcpy(lastbuf, ut->pBuffer, ut->dwBufferSize); | |
57 | hexdump(ut->pBuffer, ut->dwBufferSize); | |
58 | fprintf(stderr,"\n"); | |
59 | } | |
60 | fprintf(stderr,"\n"); | |
61 | #endif | |
cdc711dc | 62 | break; |
da3ba95a | 63 | case EVENT_UNREGISTER: |
64 | fprintf(stderr,"EVENT_UNREGISTER"); | |
cdc711dc | 65 | break; |
da3ba95a | 66 | case INT_DISABLE: |
67 | fprintf(stderr,"INT_DISABLE"); | |
cdc711dc | 68 | break; |
da3ba95a | 69 | case INT_WAIT: |
70 | fprintf(stderr,"INT_WAIT"); | |
cdc711dc | 71 | break; |
da3ba95a | 72 | case CARD_UNREGISTER: |
73 | fprintf(stderr,"CARD_UNREGISTER"); | |
cdc711dc | 74 | break; |
da3ba95a | 75 | case USB_GET_DEVICE_DATA: |
76 | fprintf(stderr,"USB_GET_DEVICE_DATA"); | |
cdc711dc | 77 | break; |
da3ba95a | 78 | case INT_ENABLE: |
79 | fprintf(stderr,"INT_ENABLE"); | |
cdc711dc | 80 | break; |
da3ba95a | 81 | case EVENT_PULL: |
82 | fprintf(stderr,"EVENT_PULL"); | |
cdc711dc | 83 | break; |
da3ba95a | 84 | case USB_SET_INTERFACE: |
85 | fprintf(stderr,"USB_SET_INTERFACE"); | |
cdc711dc | 86 | break; |
da3ba95a | 87 | case EVENT_REGISTER: |
88 | { | |
89 | struct event *e = (struct event*)(wdheader->data); | |
90 | fprintf(stderr,"%x:%x ", e->u.Usb.deviceId.dwVendorId, e->u.Usb.deviceId.dwProductId); | |
91 | fprintf(stderr,"match: %04x:%04x\n", e->matchTables[0].VendorId, e->matchTables[0].ProductId); | |
92 | } | |
93 | memcpy(lastbuf, wdheader->data, wdheader->size); | |
94 | fprintf(stderr,"EVENT_REGISTER"); | |
cdc711dc | 95 | break; |
da3ba95a | 96 | case CARD_REGISTER: |
cdc711dc | 97 | break; |
98 | default: | |
da3ba95a | 99 | memcpy(lastbuf, wdheader->data, wdheader->size); |
100 | fprintf(stderr,"\n"); | |
101 | hexdump(wdheader->data, wdheader->size); | |
102 | fprintf(stderr,"\n"); | |
cdc711dc | 103 | fprintf(stderr,"Unknown(%x)",request); |
104 | } | |
105 | ||
da3ba95a | 106 | fprintf(stderr, ", size: %d\n", wdheader->size); |
cdc711dc | 107 | } |
108 | ||
109 | void parse_wdioctlans(unsigned char *wdioctl, unsigned int request, int result) { | |
110 | struct header_struct* wdheader = (struct header_struct*)wdioctl; | |
111 | ||
da3ba95a | 112 | if (wdheader->magic != MAGIC) { |
cdc711dc | 113 | fprintf(stderr,"!!!ERROR: Header does not match!!!\n"); |
114 | return; | |
115 | } | |
116 | ||
117 | fprintf(stderr, "Answer: %d ", result); | |
118 | switch(request) { | |
da3ba95a | 119 | case VERSION: |
cdc711dc | 120 | fprintf(stderr,"\"%s\" (%d)", ((struct version_struct*)(wdheader->data))->version, ((struct version_struct*)(wdheader->data))->versionul); |
121 | break; | |
da3ba95a | 122 | case LICENSE: |
cdc711dc | 123 | fprintf(stderr,"\"%s\" (XX,XX)", ((struct license_struct*)(wdheader->data))->cLicense); |
124 | break; | |
da3ba95a | 125 | case TRANSFER: |
126 | case EVENT_UNREGISTER: | |
127 | case INT_DISABLE: | |
128 | case INT_WAIT: | |
129 | case CARD_UNREGISTER: | |
130 | case USB_GET_DEVICE_DATA: | |
131 | case INT_ENABLE: | |
132 | case EVENT_PULL: | |
133 | case USB_SET_INTERFACE: | |
134 | case CARD_REGISTER: | |
135 | break; | |
136 | case EVENT_REGISTER: | |
137 | fprintf(stderr,"\n"); | |
138 | diff(lastbuf, wdheader->data, wdheader->size); | |
139 | break; | |
140 | case USB_TRANSFER: | |
141 | #if 0 | |
142 | { | |
143 | struct usb_transfer *ut = (struct usb_transfer*)(wdheader->data); | |
144 | ||
145 | fprintf(stderr,"\n"); | |
146 | hexdump(ut->pBuffer, ut->dwBufferSize); | |
147 | fprintf(stderr,"\n"); | |
148 | diff(lastbuf, ut->pBuffer, ut->dwBufferSize); | |
149 | } | |
150 | #endif | |
151 | break; | |
cdc711dc | 152 | default: |
da3ba95a | 153 | fprintf(stderr,"\n"); |
154 | hexdump(wdheader->data, wdheader->size); | |
155 | fprintf(stderr,"\n"); | |
156 | diff(lastbuf, wdheader->data, wdheader->size); | |
157 | break; | |
158 | } | |
159 | fprintf(stderr, ", size: %d\n", wdheader->size); | |
160 | } | |
161 | ||
162 | int do_wdioctl(unsigned int request, unsigned char *wdioctl) { | |
163 | struct header_struct* wdheader = (struct header_struct*)wdioctl; | |
164 | struct version_struct *version; | |
165 | ||
166 | if (wdheader->magic != MAGIC) { | |
167 | fprintf(stderr,"!!!ERROR: Header does not match!!!\n"); | |
168 | return; | |
169 | } | |
170 | ||
171 | switch(request) { | |
172 | case VERSION: | |
173 | version = (struct version_struct*)(wdheader->data); | |
174 | strcpy(version->version, "WinDriver no more"); | |
175 | version->versionul = 999; | |
176 | fprintf(stderr,"faking VERSION\n"); | |
177 | break; | |
178 | case CARD_REGISTER: | |
179 | { | |
180 | struct card_register* cr = (struct card_register*)(wdheader->data); | |
181 | /* Todo: LPT-Port already in use */ | |
182 | } | |
183 | fprintf(stderr,"faking CARD_REGISTER\n"); | |
cdc711dc | 184 | break; |
da3ba95a | 185 | case USB_TRANSFER: |
186 | fprintf(stderr,"in USB_TRANSFER"); | |
187 | { | |
188 | struct usb_transfer *ut = (struct usb_transfer*)(wdheader->data); | |
189 | ||
190 | fprintf(stderr," unique: %d, pipe: %d, read: %d, options: %x, size: %d, timeout: %x\n", ut->dwUniqueID, ut->dwPipeNum, ut->fRead, ut->dwOptions, ut->dwBufferSize, ut->dwTimeout); | |
191 | fprintf(stderr,"setup packet: "); | |
192 | hexdump(ut->SetupPacket, 8); | |
193 | if (!ut->fRead && ut->dwBufferSize) | |
194 | { | |
195 | hexdump(ut->pBuffer, ut->dwBufferSize); | |
196 | fprintf(stderr,"\n"); | |
197 | } | |
198 | } | |
199 | case LICENSE: | |
200 | case TRANSFER: | |
201 | case EVENT_UNREGISTER: | |
202 | case INT_DISABLE: | |
203 | case INT_WAIT: | |
204 | case CARD_UNREGISTER: | |
205 | case USB_GET_DEVICE_DATA: | |
206 | case INT_ENABLE: | |
207 | case EVENT_PULL: | |
208 | case USB_SET_INTERFACE: | |
209 | case EVENT_REGISTER: | |
210 | default: | |
211 | return -1; | |
cdc711dc | 212 | } |
da3ba95a | 213 | |
214 | return 0; | |
cdc711dc | 215 | } |
216 | ||
217 | ||
218 | typedef int (*open_funcptr_t) (const char *, int, mode_t); | |
219 | ||
220 | static windrvrfd = 0; | |
221 | static void* mmapped = NULL; | |
222 | static size_t mmapplen = 0; | |
223 | ||
224 | int open (const char *pathname, int flags, ...) | |
225 | { | |
226 | static open_funcptr_t func = NULL; | |
227 | mode_t mode = 0; | |
228 | va_list args; | |
229 | int fd; | |
230 | ||
231 | if (!func) | |
232 | func = (open_funcptr_t) dlsym (REAL_LIBC, "open"); | |
233 | ||
234 | if (flags & O_CREAT) { | |
235 | va_start(args, flags); | |
236 | mode = va_arg(args, mode_t); | |
237 | va_end(args); | |
238 | } | |
239 | ||
240 | fd = (*func) (pathname, flags, mode); | |
241 | ||
242 | if (!strcmp (pathname, "/dev/windrvr6")) { | |
243 | fprintf(stderr,"opening windrvr6\n"); | |
244 | windrvrfd = fd; | |
245 | } | |
246 | ||
247 | return fd; | |
248 | } | |
249 | ||
250 | void diff(unsigned char *buf1, unsigned char *buf2, int len) { | |
251 | int i; | |
252 | ||
253 | for(i=0; i<len; i++) { | |
254 | if (buf1[i] != buf2[i]) { | |
255 | 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]:'.')); | |
256 | } | |
257 | } | |
258 | } | |
259 | ||
260 | void hexdump(unsigned char *buf, int len) { | |
261 | int i; | |
262 | ||
263 | for(i=0; i<len; i++) { | |
264 | fprintf(stderr,"%02x ", buf[i]); | |
265 | if ((i % 16) == 15) | |
266 | fprintf(stderr,"\n"); | |
267 | } | |
268 | } | |
269 | ||
270 | int ioctl(int fd, int request, ...) | |
271 | { | |
272 | static int (*func) (int, int, void *) = NULL; | |
273 | va_list args; | |
274 | void *argp; | |
cdc711dc | 275 | int ret; |
276 | ||
277 | if (!func) | |
278 | func = (int (*) (int, int, void *)) dlsym (REAL_LIBC, "ioctl"); | |
279 | ||
280 | va_start (args, request); | |
281 | argp = va_arg (args, void *); | |
282 | va_end (args); | |
283 | ||
284 | if (fd == windrvrfd) { | |
cdc711dc | 285 | parse_wdioctlreq(argp, request); |
cdc711dc | 286 | |
da3ba95a | 287 | if ((ret = do_wdioctl(request, argp))) |
288 | ret = (*func) (fd, request, argp); | |
289 | } else { | |
290 | ret = (*func) (fd, request, argp); | |
291 | } | |
cdc711dc | 292 | |
293 | if (fd == windrvrfd) { | |
294 | parse_wdioctlans(argp, request, ret); | |
295 | } | |
296 | return ret; | |
297 | } | |
298 | ||
da3ba95a | 299 | #if 0 |
cdc711dc | 300 | void *mmap(void *start, size_t length, int prot, int flags, int fd, off_t offset) |
301 | { | |
302 | static void* (*func) (void *, size_t, int, int, int, off_t) = NULL; | |
303 | void *ret; | |
304 | ||
305 | if (!func) | |
306 | func = (void* (*) (void *, size_t, int, int, int, off_t)) dlsym (REAL_LIBC, "mmap"); | |
307 | ||
308 | ret = (*func) (start, length, prot, flags, fd, offset); | |
309 | fprintf(stderr,"MMAP: %x, %d, %d, %d, %d, %d -> %x\n", (unsigned int)start, length, prot, flags, fd, offset, (unsigned int)ret); | |
310 | mmapped = ret; | |
311 | mmapplen = length; | |
312 | ||
313 | return ret; | |
314 | } | |
315 | ||
316 | void *mmap64(void *start, size_t length, int prot, int flags, int fd, off64_t offset) | |
317 | { | |
318 | static void* (*func) (void *, size_t, int, int, int, off64_t) = NULL; | |
319 | void *ret; | |
320 | ||
321 | if (!func) | |
322 | func = (void* (*) (void *, size_t, int, int, int, off64_t)) dlsym (REAL_LIBC, "mmap64"); | |
323 | ||
324 | ret = (*func) (start, length, prot, flags, fd, offset); | |
325 | fprintf(stderr,"MMAP64: %x, %d, %d, %d, %d, %lld -> %x\n", (unsigned int)start, length, prot, flags, fd, offset, (unsigned int)ret); | |
326 | mmapped = ret; | |
327 | mmapplen = length; | |
328 | ||
329 | return ret; | |
330 | } | |
331 | ||
332 | void *mmap2(void *start, size_t length, int prot, int flags, int fd, off_t pgoffset) | |
333 | { | |
334 | static void* (*func) (void *, size_t, int, int, int, off_t) = NULL; | |
335 | void *ret; | |
336 | ||
337 | if (!func) | |
338 | func = (void* (*) (void *, size_t, int, int, int, off_t)) dlsym (REAL_LIBC, "mmap2"); | |
339 | ||
340 | ret = (*func) (start, length, prot, flags, fd, pgoffset); | |
341 | fprintf(stderr,"MMAP2: %x, %d, %d, %d, %d, %d -> %x\n", (unsigned int)start, length, prot, flags, fd, pgoffset, (unsigned int)ret); | |
342 | mmapped = ret; | |
343 | mmapplen = length; | |
344 | ||
345 | return ret; | |
346 | } | |
347 | ||
348 | void *malloc(size_t size) | |
349 | { | |
350 | static void* (*func) (size_t) = NULL; | |
351 | void *ret; | |
352 | ||
353 | if (!func) | |
354 | func = (void* (*) (size_t)) dlsym(REAL_LIBC, "malloc"); | |
355 | ||
356 | ret = (*func) (size); | |
357 | ||
358 | //fprintf(stderr,"MALLOC: %d -> %x\n", size, (unsigned int) ret); | |
359 | ||
360 | return ret; | |
361 | } | |
da3ba95a | 362 | #endif |
cdc711dc | 363 | |
364 | ||
365 | #endif |