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" |
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22 | |
9c9fd67c |
23 | static int (*ioctl_func) (int, int, void *) = NULL; |
2c2119eb |
24 | static int windrvrfd = 0; |
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25 | |
26 | void hexdump(unsigned char *buf, int len); |
da3ba95a |
27 | void diff(unsigned char *buf1, unsigned char *buf2, int len); |
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28 | |
9c9fd67c |
29 | int do_wdioctl(int fd, unsigned int request, unsigned char *wdioctl) { |
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30 | struct header_struct* wdheader = (struct header_struct*)wdioctl; |
9c9fd67c |
31 | struct version_struct *version; |
32 | int ret = 0; |
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33 | |
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34 | if (wdheader->magic != MAGIC) { |
2c2119eb |
35 | fprintf(stderr,"!!!ERROR: magic header does not match!!!\n"); |
36 | return (*ioctl_func) (fd, request, wdioctl); |
cdc711dc |
37 | } |
38 | |
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39 | switch(request) { |
da3ba95a |
40 | case VERSION: |
9c9fd67c |
41 | version = (struct version_struct*)(wdheader->data); |
42 | strcpy(version->version, "WinDriver no more"); |
43 | version->versionul = 999; |
44 | fprintf(stderr,"faking VERSION\n"); |
cdc711dc |
45 | break; |
2c2119eb |
46 | |
47 | case LICENSE: |
48 | fprintf(stderr,"faking LICENSE\n"); |
49 | break; |
50 | |
9c9fd67c |
51 | case CARD_REGISTER: |
52 | { |
2c2119eb |
53 | //struct card_register* cr = (struct card_register*)(wdheader->data); |
9c9fd67c |
54 | /* Todo: LPT-Port already in use */ |
55 | } |
56 | fprintf(stderr,"faking CARD_REGISTER\n"); |
da3ba95a |
57 | break; |
2c2119eb |
58 | |
da3ba95a |
59 | case USB_TRANSFER: |
9c9fd67c |
60 | fprintf(stderr,"in USB_TRANSFER"); |
da3ba95a |
61 | { |
62 | struct usb_transfer *ut = (struct usb_transfer*)(wdheader->data); |
63 | |
2c2119eb |
64 | 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); |
9c9fd67c |
65 | fprintf(stderr,"setup packet: "); |
66 | hexdump(ut->SetupPacket, 8); |
67 | fprintf(stderr,"\n"); |
68 | if (!ut->fRead && ut->dwBufferSize) |
69 | { |
70 | hexdump(ut->pBuffer, ut->dwBufferSize); |
71 | fprintf(stderr,"\n"); |
72 | } |
73 | |
74 | ret = (*ioctl_func) (fd, request, wdioctl); |
75 | |
2c2119eb |
76 | fprintf(stderr,"Transferred: %lu (%s)\n",ut->dwBytesTransferred, (ut->fRead?"read":"write")); |
9c9fd67c |
77 | if (ut->fRead && ut->dwBytesTransferred) |
78 | { |
79 | fprintf(stderr,"Read: "); |
80 | hexdump(ut->pBuffer, ut->dwBytesTransferred); |
81 | } |
da3ba95a |
82 | fprintf(stderr,"\n"); |
83 | } |
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84 | break; |
2c2119eb |
85 | |
da3ba95a |
86 | case INT_ENABLE: |
9c9fd67c |
87 | fprintf(stderr,"faking INT_ENABLE"); |
da3ba95a |
88 | { |
9c9fd67c |
89 | struct interrupt *it = (struct interrupt*)(wdheader->data); |
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90 | |
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91 | fprintf(stderr," Handle: %lu, Options: %lx, ncmds: %lu\n", it->hInterrupt, it->dwOptions, it->dwCmds); |
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92 | |
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93 | it->fEnableOk = 1; |
94 | //ret = (*ioctl_func) (fd, request, wdioctl); |
95 | } |
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96 | |
cdc711dc |
97 | break; |
9c9fd67c |
98 | |
da3ba95a |
99 | case INT_DISABLE: |
9c9fd67c |
100 | fprintf(stderr,"INT_DISABLE\n"); |
da3ba95a |
101 | { |
9c9fd67c |
102 | struct interrupt *it = (struct interrupt*)(wdheader->data); |
da3ba95a |
103 | |
2c2119eb |
104 | fprintf(stderr," Handle: %lu, Options: %lx, ncmds: %lu\n", it->hInterrupt, it->dwOptions, it->dwCmds); |
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105 | |
106 | hexdump(wdheader->data, wdheader->size); |
107 | //it->dwCounter = 0; |
108 | //it->fStopped = 1; |
109 | ret = (*ioctl_func) (fd, request, wdioctl); |
110 | fprintf(stderr,"\n\n"); |
111 | hexdump(wdheader->data, wdheader->size); |
da3ba95a |
112 | fprintf(stderr,"\n"); |
da3ba95a |
113 | } |
da3ba95a |
114 | break; |
da3ba95a |
115 | |
9c9fd67c |
116 | case USB_SET_INTERFACE: |
117 | fprintf(stderr,"USB_SET_INTERFACE\n"); |
da3ba95a |
118 | { |
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119 | struct usb_set_interface *usi = (struct usb_set_interface*)(wdheader->data); |
120 | |
2c2119eb |
121 | fprintf(stderr,"unique: %lu, interfacenum: %lu, alternatesetting: %lu, options: %lx\n", usi->dwUniqueID, usi->dwInterfaceNum, usi->dwAlternateSetting, usi->dwOptions); |
9c9fd67c |
122 | ret = (*ioctl_func) (fd, request, wdioctl); |
da3ba95a |
123 | } |
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124 | break; |
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125 | |
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126 | case USB_GET_DEVICE_DATA: |
127 | fprintf(stderr,"USB_GET_DEVICE_DATA\n"); |
128 | { |
129 | struct usb_get_device_data *ugdd = (struct usb_get_device_data*)(wdheader->data); |
130 | int pSize; |
131 | |
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132 | fprintf(stderr, "uniqe: %lu, bytes: %lu, options: %lx\n", ugdd->dwUniqueID, ugdd->dwBytes, ugdd->dwOptions); |
9c9fd67c |
133 | pSize = ugdd->dwBytes; |
134 | ret = (*ioctl_func) (fd, request, wdioctl); |
135 | if (pSize) { |
136 | hexdump(ugdd->pBuf, pSize); |
137 | fprintf(stderr, "\n"); |
da3ba95a |
138 | } |
139 | } |
9c9fd67c |
140 | break; |
141 | |
da3ba95a |
142 | case TRANSFER: |
9c9fd67c |
143 | fprintf(stderr,"TRANSFER\n"); |
144 | ret = (*ioctl_func) (fd, request, wdioctl); |
145 | break; |
146 | |
da3ba95a |
147 | case EVENT_UNREGISTER: |
9c9fd67c |
148 | fprintf(stderr,"EVENT_UNREGISTER\n"); |
149 | ret = (*ioctl_func) (fd, request, wdioctl); |
150 | break; |
151 | |
da3ba95a |
152 | case INT_WAIT: |
9c9fd67c |
153 | fprintf(stderr,"INT_WAIT\n"); |
154 | ret = (*ioctl_func) (fd, request, wdioctl); |
155 | break; |
156 | |
da3ba95a |
157 | case CARD_UNREGISTER: |
9c9fd67c |
158 | fprintf(stderr,"CARD_UNREGISTER\n"); |
159 | ret = (*ioctl_func) (fd, request, wdioctl); |
160 | break; |
161 | |
da3ba95a |
162 | case EVENT_PULL: |
9c9fd67c |
163 | fprintf(stderr,"EVENT_PULL\n"); |
164 | ret = (*ioctl_func) (fd, request, wdioctl); |
165 | break; |
166 | |
da3ba95a |
167 | case EVENT_REGISTER: |
9c9fd67c |
168 | fprintf(stderr,"EVENT_REGISTER\n"); |
169 | ret = (*ioctl_func) (fd, request, wdioctl); |
170 | break; |
171 | |
da3ba95a |
172 | default: |
9c9fd67c |
173 | ret = (*ioctl_func) (fd, request, wdioctl); |
cdc711dc |
174 | } |
da3ba95a |
175 | |
9c9fd67c |
176 | return ret; |
cdc711dc |
177 | } |
178 | |
179 | |
180 | typedef int (*open_funcptr_t) (const char *, int, mode_t); |
181 | |
cdc711dc |
182 | int open (const char *pathname, int flags, ...) |
183 | { |
184 | static open_funcptr_t func = NULL; |
185 | mode_t mode = 0; |
186 | va_list args; |
187 | int fd; |
188 | |
189 | if (!func) |
190 | func = (open_funcptr_t) dlsym (REAL_LIBC, "open"); |
191 | |
192 | if (flags & O_CREAT) { |
193 | va_start(args, flags); |
194 | mode = va_arg(args, mode_t); |
195 | va_end(args); |
196 | } |
197 | |
198 | fd = (*func) (pathname, flags, mode); |
199 | |
200 | if (!strcmp (pathname, "/dev/windrvr6")) { |
201 | fprintf(stderr,"opening windrvr6\n"); |
202 | windrvrfd = fd; |
203 | } |
204 | |
205 | return fd; |
206 | } |
207 | |
208 | void diff(unsigned char *buf1, unsigned char *buf2, int len) { |
209 | int i; |
210 | |
211 | for(i=0; i<len; i++) { |
212 | if (buf1[i] != buf2[i]) { |
213 | 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]:'.')); |
214 | } |
215 | } |
216 | } |
217 | |
218 | void hexdump(unsigned char *buf, int len) { |
219 | int i; |
220 | |
221 | for(i=0; i<len; i++) { |
222 | fprintf(stderr,"%02x ", buf[i]); |
223 | if ((i % 16) == 15) |
224 | fprintf(stderr,"\n"); |
225 | } |
226 | } |
227 | |
228 | int ioctl(int fd, int request, ...) |
229 | { |
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230 | va_list args; |
231 | void *argp; |
cdc711dc |
232 | int ret; |
233 | |
9c9fd67c |
234 | if (!ioctl_func) |
235 | ioctl_func = (int (*) (int, int, void *)) dlsym (REAL_LIBC, "ioctl"); |
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236 | |
237 | va_start (args, request); |
238 | argp = va_arg (args, void *); |
239 | va_end (args); |
240 | |
9c9fd67c |
241 | if (fd == windrvrfd) |
242 | ret = do_wdioctl(fd, request, argp); |
243 | else |
244 | ret = (*ioctl_func) (fd, request, argp); |
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245 | |
cdc711dc |
246 | return ret; |
247 | } |
248 | |
da3ba95a |
249 | #if 0 |
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250 | void *mmap(void *start, size_t length, int prot, int flags, int fd, off_t offset) |
251 | { |
252 | static void* (*func) (void *, size_t, int, int, int, off_t) = NULL; |
253 | void *ret; |
254 | |
255 | if (!func) |
256 | func = (void* (*) (void *, size_t, int, int, int, off_t)) dlsym (REAL_LIBC, "mmap"); |
257 | |
258 | ret = (*func) (start, length, prot, flags, fd, offset); |
259 | fprintf(stderr,"MMAP: %x, %d, %d, %d, %d, %d -> %x\n", (unsigned int)start, length, prot, flags, fd, offset, (unsigned int)ret); |
260 | mmapped = ret; |
261 | mmapplen = length; |
262 | |
263 | return ret; |
264 | } |
265 | |
266 | void *mmap64(void *start, size_t length, int prot, int flags, int fd, off64_t offset) |
267 | { |
268 | static void* (*func) (void *, size_t, int, int, int, off64_t) = NULL; |
269 | void *ret; |
270 | |
271 | if (!func) |
272 | func = (void* (*) (void *, size_t, int, int, int, off64_t)) dlsym (REAL_LIBC, "mmap64"); |
273 | |
274 | ret = (*func) (start, length, prot, flags, fd, offset); |
275 | fprintf(stderr,"MMAP64: %x, %d, %d, %d, %d, %lld -> %x\n", (unsigned int)start, length, prot, flags, fd, offset, (unsigned int)ret); |
276 | mmapped = ret; |
277 | mmapplen = length; |
278 | |
279 | return ret; |
280 | } |
281 | |
282 | void *mmap2(void *start, size_t length, int prot, int flags, int fd, off_t pgoffset) |
283 | { |
284 | static void* (*func) (void *, size_t, int, int, int, off_t) = NULL; |
285 | void *ret; |
286 | |
287 | if (!func) |
288 | func = (void* (*) (void *, size_t, int, int, int, off_t)) dlsym (REAL_LIBC, "mmap2"); |
289 | |
290 | ret = (*func) (start, length, prot, flags, fd, pgoffset); |
291 | fprintf(stderr,"MMAP2: %x, %d, %d, %d, %d, %d -> %x\n", (unsigned int)start, length, prot, flags, fd, pgoffset, (unsigned int)ret); |
292 | mmapped = ret; |
293 | mmapplen = length; |
294 | |
295 | return ret; |
296 | } |
297 | |
298 | void *malloc(size_t size) |
299 | { |
300 | static void* (*func) (size_t) = NULL; |
301 | void *ret; |
302 | |
303 | if (!func) |
304 | func = (void* (*) (size_t)) dlsym(REAL_LIBC, "malloc"); |
305 | |
306 | ret = (*func) (size); |
307 | |
308 | //fprintf(stderr,"MALLOC: %d -> %x\n", size, (unsigned int) ret); |
309 | |
310 | return ret; |
311 | } |
da3ba95a |
312 | #endif |
cdc711dc |
313 | |
314 | |
315 | #endif |