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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]; |
9c9fd67c | 25 | static int (*ioctl_func) (int, int, void *) = NULL; |
cdc711dc | 26 | |
27 | void hexdump(unsigned char *buf, int len); | |
da3ba95a | 28 | void diff(unsigned char *buf1, unsigned char *buf2, int len); |
cdc711dc | 29 | |
9c9fd67c | 30 | int do_wdioctl(int fd, unsigned int request, unsigned char *wdioctl) { |
cdc711dc | 31 | struct header_struct* wdheader = (struct header_struct*)wdioctl; |
9c9fd67c | 32 | struct version_struct *version; |
33 | int ret = 0; | |
cdc711dc | 34 | |
da3ba95a | 35 | if (wdheader->magic != MAGIC) { |
cdc711dc | 36 | fprintf(stderr,"!!!ERROR: Header does not match!!!\n"); |
37 | return; | |
38 | } | |
39 | ||
cdc711dc | 40 | switch(request) { |
da3ba95a | 41 | case VERSION: |
9c9fd67c | 42 | version = (struct version_struct*)(wdheader->data); |
43 | strcpy(version->version, "WinDriver no more"); | |
44 | version->versionul = 999; | |
45 | fprintf(stderr,"faking VERSION\n"); | |
cdc711dc | 46 | break; |
9c9fd67c | 47 | case CARD_REGISTER: |
48 | { | |
49 | struct card_register* cr = (struct card_register*)(wdheader->data); | |
50 | /* Todo: LPT-Port already in use */ | |
51 | } | |
52 | fprintf(stderr,"faking CARD_REGISTER\n"); | |
da3ba95a | 53 | break; |
54 | case USB_TRANSFER: | |
9c9fd67c | 55 | fprintf(stderr,"in USB_TRANSFER"); |
da3ba95a | 56 | { |
57 | struct usb_transfer *ut = (struct usb_transfer*)(wdheader->data); | |
58 | ||
59 | 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); | |
9c9fd67c | 60 | fprintf(stderr,"setup packet: "); |
61 | hexdump(ut->SetupPacket, 8); | |
62 | fprintf(stderr,"\n"); | |
63 | if (!ut->fRead && ut->dwBufferSize) | |
64 | { | |
65 | hexdump(ut->pBuffer, ut->dwBufferSize); | |
66 | fprintf(stderr,"\n"); | |
67 | } | |
68 | ||
69 | ret = (*ioctl_func) (fd, request, wdioctl); | |
70 | ||
71 | fprintf(stderr,"Transferred: %d (%s)\n",ut->dwBytesTransferred, (ut->fRead?"read":"write")); | |
72 | if (ut->fRead && ut->dwBytesTransferred) | |
73 | { | |
74 | fprintf(stderr,"Read: "); | |
75 | hexdump(ut->pBuffer, ut->dwBytesTransferred); | |
76 | } | |
da3ba95a | 77 | fprintf(stderr,"\n"); |
78 | } | |
cdc711dc | 79 | break; |
da3ba95a | 80 | case INT_ENABLE: |
9c9fd67c | 81 | fprintf(stderr,"faking INT_ENABLE"); |
da3ba95a | 82 | { |
9c9fd67c | 83 | struct interrupt *it = (struct interrupt*)(wdheader->data); |
cdc711dc | 84 | |
9c9fd67c | 85 | fprintf(stderr," Handle: %d, Options: %x, ncmds: %d\n", it->hInterrupt, it->dwOptions, it->dwCmds); |
cdc711dc | 86 | |
9c9fd67c | 87 | it->fEnableOk = 1; |
88 | //ret = (*ioctl_func) (fd, request, wdioctl); | |
89 | } | |
cdc711dc | 90 | |
cdc711dc | 91 | break; |
9c9fd67c | 92 | |
da3ba95a | 93 | case INT_DISABLE: |
9c9fd67c | 94 | fprintf(stderr,"INT_DISABLE\n"); |
da3ba95a | 95 | { |
9c9fd67c | 96 | struct interrupt *it = (struct interrupt*)(wdheader->data); |
da3ba95a | 97 | |
9c9fd67c | 98 | fprintf(stderr," Handle: %d, Options: %x, ncmds: %d\n", it->hInterrupt, it->dwOptions, it->dwCmds); |
99 | ||
100 | hexdump(wdheader->data, wdheader->size); | |
101 | //it->dwCounter = 0; | |
102 | //it->fStopped = 1; | |
103 | ret = (*ioctl_func) (fd, request, wdioctl); | |
104 | fprintf(stderr,"\n\n"); | |
105 | hexdump(wdheader->data, wdheader->size); | |
da3ba95a | 106 | fprintf(stderr,"\n"); |
da3ba95a | 107 | } |
da3ba95a | 108 | break; |
da3ba95a | 109 | |
9c9fd67c | 110 | case USB_SET_INTERFACE: |
111 | fprintf(stderr,"USB_SET_INTERFACE\n"); | |
da3ba95a | 112 | { |
9c9fd67c | 113 | struct usb_set_interface *usi = (struct usb_set_interface*)(wdheader->data); |
114 | ||
115 | fprintf(stderr,"unique: %d, interfacenum: %d, alternatesetting: %d, options: %x\n", usi->dwUniqueID, usi->dwInterfaceNum, usi->dwAlternateSetting, usi->dwOptions); | |
116 | ret = (*ioctl_func) (fd, request, wdioctl); | |
da3ba95a | 117 | } |
cdc711dc | 118 | break; |
da3ba95a | 119 | |
9c9fd67c | 120 | case USB_GET_DEVICE_DATA: |
121 | fprintf(stderr,"USB_GET_DEVICE_DATA\n"); | |
122 | { | |
123 | struct usb_get_device_data *ugdd = (struct usb_get_device_data*)(wdheader->data); | |
124 | int pSize; | |
125 | ||
126 | fprintf(stderr, "uniqe: %d, bytes: %d, options: %x\n", ugdd->dwUniqueID, ugdd->dwBytes, ugdd->dwOptions); | |
127 | pSize = ugdd->dwBytes; | |
128 | ret = (*ioctl_func) (fd, request, wdioctl); | |
129 | if (pSize) { | |
130 | hexdump(ugdd->pBuf, pSize); | |
131 | fprintf(stderr, "\n"); | |
da3ba95a | 132 | } |
133 | } | |
9c9fd67c | 134 | break; |
135 | ||
da3ba95a | 136 | case LICENSE: |
9c9fd67c | 137 | fprintf(stderr,"faking LICENSE\n"); |
138 | break; | |
139 | ||
da3ba95a | 140 | case TRANSFER: |
9c9fd67c | 141 | fprintf(stderr,"TRANSFER\n"); |
142 | ret = (*ioctl_func) (fd, request, wdioctl); | |
143 | break; | |
144 | ||
da3ba95a | 145 | case EVENT_UNREGISTER: |
9c9fd67c | 146 | fprintf(stderr,"EVENT_UNREGISTER\n"); |
147 | ret = (*ioctl_func) (fd, request, wdioctl); | |
148 | break; | |
149 | ||
da3ba95a | 150 | case INT_WAIT: |
9c9fd67c | 151 | fprintf(stderr,"INT_WAIT\n"); |
152 | ret = (*ioctl_func) (fd, request, wdioctl); | |
153 | break; | |
154 | ||
da3ba95a | 155 | case CARD_UNREGISTER: |
9c9fd67c | 156 | fprintf(stderr,"CARD_UNREGISTER\n"); |
157 | ret = (*ioctl_func) (fd, request, wdioctl); | |
158 | break; | |
159 | ||
da3ba95a | 160 | case EVENT_PULL: |
9c9fd67c | 161 | fprintf(stderr,"EVENT_PULL\n"); |
162 | ret = (*ioctl_func) (fd, request, wdioctl); | |
163 | break; | |
164 | ||
da3ba95a | 165 | case EVENT_REGISTER: |
9c9fd67c | 166 | fprintf(stderr,"EVENT_REGISTER\n"); |
167 | ret = (*ioctl_func) (fd, request, wdioctl); | |
168 | break; | |
169 | ||
da3ba95a | 170 | default: |
9c9fd67c | 171 | ret = (*ioctl_func) (fd, request, wdioctl); |
cdc711dc | 172 | } |
da3ba95a | 173 | |
9c9fd67c | 174 | return ret; |
cdc711dc | 175 | } |
176 | ||
177 | ||
178 | typedef int (*open_funcptr_t) (const char *, int, mode_t); | |
179 | ||
180 | static windrvrfd = 0; | |
181 | static void* mmapped = NULL; | |
182 | static size_t mmapplen = 0; | |
183 | ||
184 | int open (const char *pathname, int flags, ...) | |
185 | { | |
186 | static open_funcptr_t func = NULL; | |
187 | mode_t mode = 0; | |
188 | va_list args; | |
189 | int fd; | |
190 | ||
191 | if (!func) | |
192 | func = (open_funcptr_t) dlsym (REAL_LIBC, "open"); | |
193 | ||
194 | if (flags & O_CREAT) { | |
195 | va_start(args, flags); | |
196 | mode = va_arg(args, mode_t); | |
197 | va_end(args); | |
198 | } | |
199 | ||
200 | fd = (*func) (pathname, flags, mode); | |
201 | ||
202 | if (!strcmp (pathname, "/dev/windrvr6")) { | |
203 | fprintf(stderr,"opening windrvr6\n"); | |
204 | windrvrfd = fd; | |
205 | } | |
206 | ||
207 | return fd; | |
208 | } | |
209 | ||
210 | void diff(unsigned char *buf1, unsigned char *buf2, int len) { | |
211 | int i; | |
212 | ||
213 | for(i=0; i<len; i++) { | |
214 | if (buf1[i] != buf2[i]) { | |
215 | 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]:'.')); | |
216 | } | |
217 | } | |
218 | } | |
219 | ||
220 | void hexdump(unsigned char *buf, int len) { | |
221 | int i; | |
222 | ||
223 | for(i=0; i<len; i++) { | |
224 | fprintf(stderr,"%02x ", buf[i]); | |
225 | if ((i % 16) == 15) | |
226 | fprintf(stderr,"\n"); | |
227 | } | |
228 | } | |
229 | ||
230 | int ioctl(int fd, int request, ...) | |
231 | { | |
cdc711dc | 232 | va_list args; |
233 | void *argp; | |
cdc711dc | 234 | int ret; |
235 | ||
9c9fd67c | 236 | if (!ioctl_func) |
237 | ioctl_func = (int (*) (int, int, void *)) dlsym (REAL_LIBC, "ioctl"); | |
cdc711dc | 238 | |
239 | va_start (args, request); | |
240 | argp = va_arg (args, void *); | |
241 | va_end (args); | |
242 | ||
9c9fd67c | 243 | if (fd == windrvrfd) |
244 | ret = do_wdioctl(fd, request, argp); | |
245 | else | |
246 | ret = (*ioctl_func) (fd, request, argp); | |
cdc711dc | 247 | |
cdc711dc | 248 | return ret; |
249 | } | |
250 | ||
da3ba95a | 251 | #if 0 |
cdc711dc | 252 | void *mmap(void *start, size_t length, int prot, int flags, int fd, off_t offset) |
253 | { | |
254 | static void* (*func) (void *, size_t, int, int, int, off_t) = NULL; | |
255 | void *ret; | |
256 | ||
257 | if (!func) | |
258 | func = (void* (*) (void *, size_t, int, int, int, off_t)) dlsym (REAL_LIBC, "mmap"); | |
259 | ||
260 | ret = (*func) (start, length, prot, flags, fd, offset); | |
261 | fprintf(stderr,"MMAP: %x, %d, %d, %d, %d, %d -> %x\n", (unsigned int)start, length, prot, flags, fd, offset, (unsigned int)ret); | |
262 | mmapped = ret; | |
263 | mmapplen = length; | |
264 | ||
265 | return ret; | |
266 | } | |
267 | ||
268 | void *mmap64(void *start, size_t length, int prot, int flags, int fd, off64_t offset) | |
269 | { | |
270 | static void* (*func) (void *, size_t, int, int, int, off64_t) = NULL; | |
271 | void *ret; | |
272 | ||
273 | if (!func) | |
274 | func = (void* (*) (void *, size_t, int, int, int, off64_t)) dlsym (REAL_LIBC, "mmap64"); | |
275 | ||
276 | ret = (*func) (start, length, prot, flags, fd, offset); | |
277 | fprintf(stderr,"MMAP64: %x, %d, %d, %d, %d, %lld -> %x\n", (unsigned int)start, length, prot, flags, fd, offset, (unsigned int)ret); | |
278 | mmapped = ret; | |
279 | mmapplen = length; | |
280 | ||
281 | return ret; | |
282 | } | |
283 | ||
284 | void *mmap2(void *start, size_t length, int prot, int flags, int fd, off_t pgoffset) | |
285 | { | |
286 | static void* (*func) (void *, size_t, int, int, int, off_t) = NULL; | |
287 | void *ret; | |
288 | ||
289 | if (!func) | |
290 | func = (void* (*) (void *, size_t, int, int, int, off_t)) dlsym (REAL_LIBC, "mmap2"); | |
291 | ||
292 | ret = (*func) (start, length, prot, flags, fd, pgoffset); | |
293 | fprintf(stderr,"MMAP2: %x, %d, %d, %d, %d, %d -> %x\n", (unsigned int)start, length, prot, flags, fd, pgoffset, (unsigned int)ret); | |
294 | mmapped = ret; | |
295 | mmapplen = length; | |
296 | ||
297 | return ret; | |
298 | } | |
299 | ||
300 | void *malloc(size_t size) | |
301 | { | |
302 | static void* (*func) (size_t) = NULL; | |
303 | void *ret; | |
304 | ||
305 | if (!func) | |
306 | func = (void* (*) (size_t)) dlsym(REAL_LIBC, "malloc"); | |
307 | ||
308 | ret = (*func) (size); | |
309 | ||
310 | //fprintf(stderr,"MALLOC: %d -> %x\n", size, (unsigned int) ret); | |
311 | ||
312 | return ret; | |
313 | } | |
da3ba95a | 314 | #endif |
cdc711dc | 315 | |
316 | ||
317 | #endif |