Commit | Line | Data |
---|---|---|
ff1d2767 JM |
1 | /* /proc routines for Host AP driver */ |
2 | ||
3 | #define PROC_LIMIT (PAGE_SIZE - 80) | |
4 | ||
5 | ||
6 | #ifndef PRISM2_NO_PROCFS_DEBUG | |
7 | static int prism2_debug_proc_read(char *page, char **start, off_t off, | |
8 | int count, int *eof, void *data) | |
9 | { | |
10 | char *p = page; | |
11 | local_info_t *local = (local_info_t *) data; | |
12 | int i; | |
13 | ||
14 | if (off != 0) { | |
15 | *eof = 1; | |
16 | return 0; | |
17 | } | |
18 | ||
19 | p += sprintf(p, "next_txfid=%d next_alloc=%d\n", | |
20 | local->next_txfid, local->next_alloc); | |
21 | for (i = 0; i < PRISM2_TXFID_COUNT; i++) | |
22 | p += sprintf(p, "FID: tx=%04X intransmit=%04X\n", | |
23 | local->txfid[i], local->intransmitfid[i]); | |
24 | p += sprintf(p, "FW TX rate control: %d\n", local->fw_tx_rate_control); | |
25 | p += sprintf(p, "beacon_int=%d\n", local->beacon_int); | |
26 | p += sprintf(p, "dtim_period=%d\n", local->dtim_period); | |
27 | p += sprintf(p, "wds_max_connections=%d\n", | |
28 | local->wds_max_connections); | |
29 | p += sprintf(p, "dev_enabled=%d\n", local->dev_enabled); | |
30 | p += sprintf(p, "sw_tick_stuck=%d\n", local->sw_tick_stuck); | |
31 | for (i = 0; i < WEP_KEYS; i++) { | |
32 | if (local->crypt[i] && local->crypt[i]->ops) { | |
33 | p += sprintf(p, "crypt[%d]=%s\n", | |
34 | i, local->crypt[i]->ops->name); | |
35 | } | |
36 | } | |
37 | p += sprintf(p, "pri_only=%d\n", local->pri_only); | |
38 | p += sprintf(p, "pci=%d\n", local->func->hw_type == HOSTAP_HW_PCI); | |
39 | p += sprintf(p, "sram_type=%d\n", local->sram_type); | |
40 | p += sprintf(p, "no_pri=%d\n", local->no_pri); | |
41 | ||
42 | return (p - page); | |
43 | } | |
44 | #endif /* PRISM2_NO_PROCFS_DEBUG */ | |
45 | ||
46 | ||
47 | static int prism2_stats_proc_read(char *page, char **start, off_t off, | |
48 | int count, int *eof, void *data) | |
49 | { | |
50 | char *p = page; | |
51 | local_info_t *local = (local_info_t *) data; | |
52 | struct comm_tallies_sums *sums = (struct comm_tallies_sums *) | |
53 | &local->comm_tallies; | |
54 | ||
55 | if (off != 0) { | |
56 | *eof = 1; | |
57 | return 0; | |
58 | } | |
59 | ||
60 | p += sprintf(p, "TxUnicastFrames=%u\n", sums->tx_unicast_frames); | |
61 | p += sprintf(p, "TxMulticastframes=%u\n", sums->tx_multicast_frames); | |
62 | p += sprintf(p, "TxFragments=%u\n", sums->tx_fragments); | |
63 | p += sprintf(p, "TxUnicastOctets=%u\n", sums->tx_unicast_octets); | |
64 | p += sprintf(p, "TxMulticastOctets=%u\n", sums->tx_multicast_octets); | |
65 | p += sprintf(p, "TxDeferredTransmissions=%u\n", | |
66 | sums->tx_deferred_transmissions); | |
67 | p += sprintf(p, "TxSingleRetryFrames=%u\n", | |
68 | sums->tx_single_retry_frames); | |
69 | p += sprintf(p, "TxMultipleRetryFrames=%u\n", | |
70 | sums->tx_multiple_retry_frames); | |
71 | p += sprintf(p, "TxRetryLimitExceeded=%u\n", | |
72 | sums->tx_retry_limit_exceeded); | |
73 | p += sprintf(p, "TxDiscards=%u\n", sums->tx_discards); | |
74 | p += sprintf(p, "RxUnicastFrames=%u\n", sums->rx_unicast_frames); | |
75 | p += sprintf(p, "RxMulticastFrames=%u\n", sums->rx_multicast_frames); | |
76 | p += sprintf(p, "RxFragments=%u\n", sums->rx_fragments); | |
77 | p += sprintf(p, "RxUnicastOctets=%u\n", sums->rx_unicast_octets); | |
78 | p += sprintf(p, "RxMulticastOctets=%u\n", sums->rx_multicast_octets); | |
79 | p += sprintf(p, "RxFCSErrors=%u\n", sums->rx_fcs_errors); | |
80 | p += sprintf(p, "RxDiscardsNoBuffer=%u\n", | |
81 | sums->rx_discards_no_buffer); | |
82 | p += sprintf(p, "TxDiscardsWrongSA=%u\n", sums->tx_discards_wrong_sa); | |
83 | p += sprintf(p, "RxDiscardsWEPUndecryptable=%u\n", | |
84 | sums->rx_discards_wep_undecryptable); | |
85 | p += sprintf(p, "RxMessageInMsgFragments=%u\n", | |
86 | sums->rx_message_in_msg_fragments); | |
87 | p += sprintf(p, "RxMessageInBadMsgFragments=%u\n", | |
88 | sums->rx_message_in_bad_msg_fragments); | |
89 | /* FIX: this may grow too long for one page(?) */ | |
90 | ||
91 | return (p - page); | |
92 | } | |
93 | ||
94 | ||
95 | static int prism2_wds_proc_read(char *page, char **start, off_t off, | |
96 | int count, int *eof, void *data) | |
97 | { | |
98 | char *p = page; | |
99 | local_info_t *local = (local_info_t *) data; | |
100 | struct list_head *ptr; | |
101 | struct hostap_interface *iface; | |
102 | ||
103 | if (off > PROC_LIMIT) { | |
104 | *eof = 1; | |
105 | return 0; | |
106 | } | |
107 | ||
108 | read_lock_bh(&local->iface_lock); | |
109 | list_for_each(ptr, &local->hostap_interfaces) { | |
110 | iface = list_entry(ptr, struct hostap_interface, list); | |
111 | if (iface->type != HOSTAP_INTERFACE_WDS) | |
112 | continue; | |
113 | p += sprintf(p, "%s\t" MACSTR "\n", | |
114 | iface->dev->name, | |
115 | MAC2STR(iface->u.wds.remote_addr)); | |
116 | if ((p - page) > PROC_LIMIT) { | |
117 | printk(KERN_DEBUG "%s: wds proc did not fit\n", | |
118 | local->dev->name); | |
119 | break; | |
120 | } | |
121 | } | |
122 | read_unlock_bh(&local->iface_lock); | |
123 | ||
124 | if ((p - page) <= off) { | |
125 | *eof = 1; | |
126 | return 0; | |
127 | } | |
128 | ||
129 | *start = page + off; | |
130 | ||
131 | return (p - page - off); | |
132 | } | |
133 | ||
134 | ||
135 | static int prism2_bss_list_proc_read(char *page, char **start, off_t off, | |
136 | int count, int *eof, void *data) | |
137 | { | |
138 | char *p = page; | |
139 | local_info_t *local = (local_info_t *) data; | |
140 | struct list_head *ptr; | |
141 | struct hostap_bss_info *bss; | |
142 | int i; | |
143 | ||
144 | if (off > PROC_LIMIT) { | |
145 | *eof = 1; | |
146 | return 0; | |
147 | } | |
148 | ||
149 | p += sprintf(p, "#BSSID\tlast_update\tcount\tcapab_info\tSSID(txt)\t" | |
150 | "SSID(hex)\tWPA IE\n"); | |
151 | spin_lock_bh(&local->lock); | |
152 | list_for_each(ptr, &local->bss_list) { | |
153 | bss = list_entry(ptr, struct hostap_bss_info, list); | |
154 | p += sprintf(p, MACSTR "\t%lu\t%u\t0x%x\t", | |
155 | MAC2STR(bss->bssid), bss->last_update, | |
156 | bss->count, bss->capab_info); | |
157 | for (i = 0; i < bss->ssid_len; i++) { | |
158 | p += sprintf(p, "%c", | |
159 | bss->ssid[i] >= 32 && bss->ssid[i] < 127 ? | |
160 | bss->ssid[i] : '_'); | |
161 | } | |
162 | p += sprintf(p, "\t"); | |
163 | for (i = 0; i < bss->ssid_len; i++) { | |
164 | p += sprintf(p, "%02x", bss->ssid[i]); | |
165 | } | |
166 | p += sprintf(p, "\t"); | |
167 | for (i = 0; i < bss->wpa_ie_len; i++) { | |
168 | p += sprintf(p, "%02x", bss->wpa_ie[i]); | |
169 | } | |
170 | p += sprintf(p, "\n"); | |
171 | if ((p - page) > PROC_LIMIT) { | |
172 | printk(KERN_DEBUG "%s: BSS proc did not fit\n", | |
173 | local->dev->name); | |
174 | break; | |
175 | } | |
176 | } | |
177 | spin_unlock_bh(&local->lock); | |
178 | ||
179 | if ((p - page) <= off) { | |
180 | *eof = 1; | |
181 | return 0; | |
182 | } | |
183 | ||
184 | *start = page + off; | |
185 | ||
186 | return (p - page - off); | |
187 | } | |
188 | ||
189 | ||
190 | static int prism2_crypt_proc_read(char *page, char **start, off_t off, | |
191 | int count, int *eof, void *data) | |
192 | { | |
193 | char *p = page; | |
194 | local_info_t *local = (local_info_t *) data; | |
195 | int i; | |
196 | ||
197 | if (off > PROC_LIMIT) { | |
198 | *eof = 1; | |
199 | return 0; | |
200 | } | |
201 | ||
202 | p += sprintf(p, "tx_keyidx=%d\n", local->tx_keyidx); | |
203 | for (i = 0; i < WEP_KEYS; i++) { | |
204 | if (local->crypt[i] && local->crypt[i]->ops && | |
205 | local->crypt[i]->ops->print_stats) { | |
206 | p = local->crypt[i]->ops->print_stats( | |
207 | p, local->crypt[i]->priv); | |
208 | } | |
209 | } | |
210 | ||
211 | if ((p - page) <= off) { | |
212 | *eof = 1; | |
213 | return 0; | |
214 | } | |
215 | ||
216 | *start = page + off; | |
217 | ||
218 | return (p - page - off); | |
219 | } | |
220 | ||
221 | ||
222 | static int prism2_pda_proc_read(char *page, char **start, off_t off, | |
223 | int count, int *eof, void *data) | |
224 | { | |
225 | local_info_t *local = (local_info_t *) data; | |
226 | ||
227 | if (local->pda == NULL || off >= PRISM2_PDA_SIZE) { | |
228 | *eof = 1; | |
229 | return 0; | |
230 | } | |
231 | ||
232 | if (off + count > PRISM2_PDA_SIZE) | |
233 | count = PRISM2_PDA_SIZE - off; | |
234 | ||
235 | memcpy(page, local->pda + off, count); | |
236 | return count; | |
237 | } | |
238 | ||
239 | ||
240 | static int prism2_aux_dump_proc_read(char *page, char **start, off_t off, | |
241 | int count, int *eof, void *data) | |
242 | { | |
243 | local_info_t *local = (local_info_t *) data; | |
244 | ||
245 | if (local->func->read_aux == NULL) { | |
246 | *eof = 1; | |
247 | return 0; | |
248 | } | |
249 | ||
250 | if (local->func->read_aux(local->dev, off, count, page)) { | |
251 | *eof = 1; | |
252 | return 0; | |
253 | } | |
254 | *start = page; | |
255 | ||
256 | return count; | |
257 | } | |
258 | ||
259 | ||
260 | #ifdef PRISM2_IO_DEBUG | |
261 | static int prism2_io_debug_proc_read(char *page, char **start, off_t off, | |
262 | int count, int *eof, void *data) | |
263 | { | |
264 | local_info_t *local = (local_info_t *) data; | |
265 | int head = local->io_debug_head; | |
266 | int start_bytes, left, copy, copied; | |
267 | ||
268 | if (off + count > PRISM2_IO_DEBUG_SIZE * 4) { | |
269 | *eof = 1; | |
270 | if (off >= PRISM2_IO_DEBUG_SIZE * 4) | |
271 | return 0; | |
272 | count = PRISM2_IO_DEBUG_SIZE * 4 - off; | |
273 | } | |
274 | ||
275 | copied = 0; | |
276 | start_bytes = (PRISM2_IO_DEBUG_SIZE - head) * 4; | |
277 | left = count; | |
278 | ||
279 | if (off < start_bytes) { | |
280 | copy = start_bytes - off; | |
281 | if (copy > count) | |
282 | copy = count; | |
283 | memcpy(page, ((u8 *) &local->io_debug[head]) + off, copy); | |
284 | left -= copy; | |
285 | if (left > 0) | |
286 | memcpy(&page[copy], local->io_debug, left); | |
287 | } else { | |
288 | memcpy(page, ((u8 *) local->io_debug) + (off - start_bytes), | |
289 | left); | |
290 | } | |
291 | ||
292 | *start = page; | |
293 | ||
294 | return count; | |
295 | } | |
296 | #endif /* PRISM2_IO_DEBUG */ | |
297 | ||
298 | ||
299 | #ifndef PRISM2_NO_STATION_MODES | |
300 | static int prism2_scan_results_proc_read(char *page, char **start, off_t off, | |
301 | int count, int *eof, void *data) | |
302 | { | |
303 | char *p = page; | |
304 | local_info_t *local = (local_info_t *) data; | |
2e4fd068 JM |
305 | int entry, i, len, total = 0; |
306 | struct hfa384x_hostscan_result *scanres; | |
ff1d2767 JM |
307 | u8 *pos; |
308 | ||
309 | p += sprintf(p, "CHID ANL SL BcnInt Capab Rate BSSID ATIM SupRates " | |
310 | "SSID\n"); | |
311 | ||
312 | spin_lock_bh(&local->lock); | |
2e4fd068 | 313 | for (entry = 0; entry < local->last_scan_results_count; entry++) { |
ff1d2767 JM |
314 | scanres = &local->last_scan_results[entry]; |
315 | ||
316 | if (total + (p - page) <= off) { | |
317 | total += p - page; | |
318 | p = page; | |
319 | } | |
320 | if (total + (p - page) > off + count) | |
321 | break; | |
322 | if ((p - page) > (PAGE_SIZE - 200)) | |
323 | break; | |
324 | ||
2e4fd068 JM |
325 | p += sprintf(p, "%d %d %d %d 0x%02x %d " MACSTR " %d ", |
326 | le16_to_cpu(scanres->chid), | |
327 | (s16) le16_to_cpu(scanres->anl), | |
328 | (s16) le16_to_cpu(scanres->sl), | |
329 | le16_to_cpu(scanres->beacon_interval), | |
330 | le16_to_cpu(scanres->capability), | |
331 | le16_to_cpu(scanres->rate), | |
332 | MAC2STR(scanres->bssid), | |
333 | le16_to_cpu(scanres->atim)); | |
334 | ||
335 | pos = scanres->sup_rates; | |
336 | for (i = 0; i < sizeof(scanres->sup_rates); i++) { | |
ff1d2767 JM |
337 | if (pos[i] == 0) |
338 | break; | |
339 | p += sprintf(p, "<%02x>", pos[i]); | |
340 | } | |
341 | p += sprintf(p, " "); | |
342 | ||
2e4fd068 JM |
343 | pos = scanres->ssid; |
344 | len = le16_to_cpu(scanres->ssid_len); | |
ff1d2767 JM |
345 | if (len > 32) |
346 | len = 32; | |
347 | for (i = 0; i < len; i++) { | |
348 | unsigned char c = pos[i]; | |
349 | if (c >= 32 && c < 127) | |
350 | p += sprintf(p, "%c", c); | |
351 | else | |
352 | p += sprintf(p, "<%02x>", c); | |
353 | } | |
354 | p += sprintf(p, "\n"); | |
355 | } | |
356 | spin_unlock_bh(&local->lock); | |
357 | ||
358 | total += (p - page); | |
359 | if (total >= off + count) | |
360 | *eof = 1; | |
361 | ||
362 | if (total < off) { | |
363 | *eof = 1; | |
364 | return 0; | |
365 | } | |
366 | ||
367 | len = total - off; | |
368 | if (len > (p - page)) | |
369 | len = p - page; | |
370 | *start = p - len; | |
371 | if (len > count) | |
372 | len = count; | |
373 | ||
374 | return len; | |
375 | } | |
376 | #endif /* PRISM2_NO_STATION_MODES */ | |
377 | ||
378 | ||
379 | void hostap_init_proc(local_info_t *local) | |
380 | { | |
381 | local->proc = NULL; | |
382 | ||
383 | if (hostap_proc == NULL) { | |
384 | printk(KERN_WARNING "%s: hostap proc directory not created\n", | |
385 | local->dev->name); | |
386 | return; | |
387 | } | |
388 | ||
389 | local->proc = proc_mkdir(local->ddev->name, hostap_proc); | |
390 | if (local->proc == NULL) { | |
391 | printk(KERN_INFO "/proc/net/hostap/%s creation failed\n", | |
392 | local->ddev->name); | |
393 | return; | |
394 | } | |
395 | ||
396 | #ifndef PRISM2_NO_PROCFS_DEBUG | |
397 | create_proc_read_entry("debug", 0, local->proc, | |
398 | prism2_debug_proc_read, local); | |
399 | #endif /* PRISM2_NO_PROCFS_DEBUG */ | |
400 | create_proc_read_entry("stats", 0, local->proc, | |
401 | prism2_stats_proc_read, local); | |
402 | create_proc_read_entry("wds", 0, local->proc, | |
403 | prism2_wds_proc_read, local); | |
404 | create_proc_read_entry("pda", 0, local->proc, | |
405 | prism2_pda_proc_read, local); | |
406 | create_proc_read_entry("aux_dump", 0, local->proc, | |
407 | prism2_aux_dump_proc_read, local); | |
408 | create_proc_read_entry("bss_list", 0, local->proc, | |
409 | prism2_bss_list_proc_read, local); | |
410 | create_proc_read_entry("crypt", 0, local->proc, | |
411 | prism2_crypt_proc_read, local); | |
412 | #ifdef PRISM2_IO_DEBUG | |
413 | create_proc_read_entry("io_debug", 0, local->proc, | |
414 | prism2_io_debug_proc_read, local); | |
415 | #endif /* PRISM2_IO_DEBUG */ | |
416 | #ifndef PRISM2_NO_STATION_MODES | |
417 | create_proc_read_entry("scan_results", 0, local->proc, | |
418 | prism2_scan_results_proc_read, local); | |
419 | #endif /* PRISM2_NO_STATION_MODES */ | |
420 | } | |
421 | ||
422 | ||
423 | void hostap_remove_proc(local_info_t *local) | |
424 | { | |
425 | if (local->proc != NULL) { | |
426 | #ifndef PRISM2_NO_STATION_MODES | |
427 | remove_proc_entry("scan_results", local->proc); | |
428 | #endif /* PRISM2_NO_STATION_MODES */ | |
429 | #ifdef PRISM2_IO_DEBUG | |
430 | remove_proc_entry("io_debug", local->proc); | |
431 | #endif /* PRISM2_IO_DEBUG */ | |
432 | remove_proc_entry("pda", local->proc); | |
433 | remove_proc_entry("aux_dump", local->proc); | |
434 | remove_proc_entry("wds", local->proc); | |
435 | remove_proc_entry("stats", local->proc); | |
436 | remove_proc_entry("bss_list", local->proc); | |
437 | remove_proc_entry("crypt", local->proc); | |
438 | #ifndef PRISM2_NO_PROCFS_DEBUG | |
439 | remove_proc_entry("debug", local->proc); | |
440 | #endif /* PRISM2_NO_PROCFS_DEBUG */ | |
441 | if (hostap_proc != NULL) | |
442 | remove_proc_entry(local->proc->name, hostap_proc); | |
443 | } | |
444 | } | |
445 | ||
446 | ||
447 | EXPORT_SYMBOL(hostap_init_proc); | |
448 | EXPORT_SYMBOL(hostap_remove_proc); |