Commit | Line | Data |
---|---|---|
ff1d2767 JM |
1 | /* /proc routines for Host AP driver */ |
2 | ||
5fad5a2e AB |
3 | #include <linux/types.h> |
4 | #include <linux/proc_fs.h> | |
ee40fa06 | 5 | #include <linux/export.h> |
274bfb8d | 6 | #include <net/lib80211.h> |
5fad5a2e AB |
7 | |
8 | #include "hostap_wlan.h" | |
9 | #include "hostap.h" | |
10 | ||
ff1d2767 JM |
11 | #define PROC_LIMIT (PAGE_SIZE - 80) |
12 | ||
13 | ||
14 | #ifndef PRISM2_NO_PROCFS_DEBUG | |
15 | static int prism2_debug_proc_read(char *page, char **start, off_t off, | |
16 | int count, int *eof, void *data) | |
17 | { | |
18 | char *p = page; | |
19 | local_info_t *local = (local_info_t *) data; | |
20 | int i; | |
21 | ||
22 | if (off != 0) { | |
23 | *eof = 1; | |
24 | return 0; | |
25 | } | |
26 | ||
27 | p += sprintf(p, "next_txfid=%d next_alloc=%d\n", | |
28 | local->next_txfid, local->next_alloc); | |
29 | for (i = 0; i < PRISM2_TXFID_COUNT; i++) | |
30 | p += sprintf(p, "FID: tx=%04X intransmit=%04X\n", | |
31 | local->txfid[i], local->intransmitfid[i]); | |
32 | p += sprintf(p, "FW TX rate control: %d\n", local->fw_tx_rate_control); | |
33 | p += sprintf(p, "beacon_int=%d\n", local->beacon_int); | |
34 | p += sprintf(p, "dtim_period=%d\n", local->dtim_period); | |
35 | p += sprintf(p, "wds_max_connections=%d\n", | |
36 | local->wds_max_connections); | |
37 | p += sprintf(p, "dev_enabled=%d\n", local->dev_enabled); | |
38 | p += sprintf(p, "sw_tick_stuck=%d\n", local->sw_tick_stuck); | |
39 | for (i = 0; i < WEP_KEYS; i++) { | |
274bfb8d JL |
40 | if (local->crypt_info.crypt[i] && |
41 | local->crypt_info.crypt[i]->ops) { | |
42 | p += sprintf(p, "crypt[%d]=%s\n", i, | |
43 | local->crypt_info.crypt[i]->ops->name); | |
ff1d2767 JM |
44 | } |
45 | } | |
46 | p += sprintf(p, "pri_only=%d\n", local->pri_only); | |
47 | p += sprintf(p, "pci=%d\n", local->func->hw_type == HOSTAP_HW_PCI); | |
48 | p += sprintf(p, "sram_type=%d\n", local->sram_type); | |
49 | p += sprintf(p, "no_pri=%d\n", local->no_pri); | |
50 | ||
51 | return (p - page); | |
52 | } | |
53 | #endif /* PRISM2_NO_PROCFS_DEBUG */ | |
54 | ||
55 | ||
56 | static int prism2_stats_proc_read(char *page, char **start, off_t off, | |
57 | int count, int *eof, void *data) | |
58 | { | |
59 | char *p = page; | |
60 | local_info_t *local = (local_info_t *) data; | |
2c208890 | 61 | struct comm_tallies_sums *sums = &local->comm_tallies; |
ff1d2767 JM |
62 | |
63 | if (off != 0) { | |
64 | *eof = 1; | |
65 | return 0; | |
66 | } | |
67 | ||
68 | p += sprintf(p, "TxUnicastFrames=%u\n", sums->tx_unicast_frames); | |
69 | p += sprintf(p, "TxMulticastframes=%u\n", sums->tx_multicast_frames); | |
70 | p += sprintf(p, "TxFragments=%u\n", sums->tx_fragments); | |
71 | p += sprintf(p, "TxUnicastOctets=%u\n", sums->tx_unicast_octets); | |
72 | p += sprintf(p, "TxMulticastOctets=%u\n", sums->tx_multicast_octets); | |
73 | p += sprintf(p, "TxDeferredTransmissions=%u\n", | |
74 | sums->tx_deferred_transmissions); | |
75 | p += sprintf(p, "TxSingleRetryFrames=%u\n", | |
76 | sums->tx_single_retry_frames); | |
77 | p += sprintf(p, "TxMultipleRetryFrames=%u\n", | |
78 | sums->tx_multiple_retry_frames); | |
79 | p += sprintf(p, "TxRetryLimitExceeded=%u\n", | |
80 | sums->tx_retry_limit_exceeded); | |
81 | p += sprintf(p, "TxDiscards=%u\n", sums->tx_discards); | |
82 | p += sprintf(p, "RxUnicastFrames=%u\n", sums->rx_unicast_frames); | |
83 | p += sprintf(p, "RxMulticastFrames=%u\n", sums->rx_multicast_frames); | |
84 | p += sprintf(p, "RxFragments=%u\n", sums->rx_fragments); | |
85 | p += sprintf(p, "RxUnicastOctets=%u\n", sums->rx_unicast_octets); | |
86 | p += sprintf(p, "RxMulticastOctets=%u\n", sums->rx_multicast_octets); | |
87 | p += sprintf(p, "RxFCSErrors=%u\n", sums->rx_fcs_errors); | |
88 | p += sprintf(p, "RxDiscardsNoBuffer=%u\n", | |
89 | sums->rx_discards_no_buffer); | |
90 | p += sprintf(p, "TxDiscardsWrongSA=%u\n", sums->tx_discards_wrong_sa); | |
91 | p += sprintf(p, "RxDiscardsWEPUndecryptable=%u\n", | |
92 | sums->rx_discards_wep_undecryptable); | |
93 | p += sprintf(p, "RxMessageInMsgFragments=%u\n", | |
94 | sums->rx_message_in_msg_fragments); | |
95 | p += sprintf(p, "RxMessageInBadMsgFragments=%u\n", | |
96 | sums->rx_message_in_bad_msg_fragments); | |
97 | /* FIX: this may grow too long for one page(?) */ | |
98 | ||
99 | return (p - page); | |
100 | } | |
101 | ||
102 | ||
103 | static int prism2_wds_proc_read(char *page, char **start, off_t off, | |
104 | int count, int *eof, void *data) | |
105 | { | |
106 | char *p = page; | |
107 | local_info_t *local = (local_info_t *) data; | |
108 | struct list_head *ptr; | |
109 | struct hostap_interface *iface; | |
110 | ||
111 | if (off > PROC_LIMIT) { | |
112 | *eof = 1; | |
113 | return 0; | |
114 | } | |
115 | ||
116 | read_lock_bh(&local->iface_lock); | |
117 | list_for_each(ptr, &local->hostap_interfaces) { | |
118 | iface = list_entry(ptr, struct hostap_interface, list); | |
119 | if (iface->type != HOSTAP_INTERFACE_WDS) | |
120 | continue; | |
e174961c | 121 | p += sprintf(p, "%s\t%pM\n", |
ff1d2767 | 122 | iface->dev->name, |
e174961c | 123 | iface->u.wds.remote_addr); |
ff1d2767 JM |
124 | if ((p - page) > PROC_LIMIT) { |
125 | printk(KERN_DEBUG "%s: wds proc did not fit\n", | |
126 | local->dev->name); | |
127 | break; | |
128 | } | |
129 | } | |
130 | read_unlock_bh(&local->iface_lock); | |
131 | ||
132 | if ((p - page) <= off) { | |
133 | *eof = 1; | |
134 | return 0; | |
135 | } | |
136 | ||
137 | *start = page + off; | |
138 | ||
139 | return (p - page - off); | |
140 | } | |
141 | ||
142 | ||
143 | static int prism2_bss_list_proc_read(char *page, char **start, off_t off, | |
144 | int count, int *eof, void *data) | |
145 | { | |
146 | char *p = page; | |
147 | local_info_t *local = (local_info_t *) data; | |
148 | struct list_head *ptr; | |
149 | struct hostap_bss_info *bss; | |
150 | int i; | |
151 | ||
152 | if (off > PROC_LIMIT) { | |
153 | *eof = 1; | |
154 | return 0; | |
155 | } | |
156 | ||
157 | p += sprintf(p, "#BSSID\tlast_update\tcount\tcapab_info\tSSID(txt)\t" | |
158 | "SSID(hex)\tWPA IE\n"); | |
159 | spin_lock_bh(&local->lock); | |
160 | list_for_each(ptr, &local->bss_list) { | |
161 | bss = list_entry(ptr, struct hostap_bss_info, list); | |
e174961c JB |
162 | p += sprintf(p, "%pM\t%lu\t%u\t0x%x\t", |
163 | bss->bssid, bss->last_update, | |
ff1d2767 JM |
164 | bss->count, bss->capab_info); |
165 | for (i = 0; i < bss->ssid_len; i++) { | |
166 | p += sprintf(p, "%c", | |
167 | bss->ssid[i] >= 32 && bss->ssid[i] < 127 ? | |
168 | bss->ssid[i] : '_'); | |
169 | } | |
170 | p += sprintf(p, "\t"); | |
171 | for (i = 0; i < bss->ssid_len; i++) { | |
172 | p += sprintf(p, "%02x", bss->ssid[i]); | |
173 | } | |
174 | p += sprintf(p, "\t"); | |
175 | for (i = 0; i < bss->wpa_ie_len; i++) { | |
176 | p += sprintf(p, "%02x", bss->wpa_ie[i]); | |
177 | } | |
178 | p += sprintf(p, "\n"); | |
179 | if ((p - page) > PROC_LIMIT) { | |
180 | printk(KERN_DEBUG "%s: BSS proc did not fit\n", | |
181 | local->dev->name); | |
182 | break; | |
183 | } | |
184 | } | |
185 | spin_unlock_bh(&local->lock); | |
186 | ||
187 | if ((p - page) <= off) { | |
188 | *eof = 1; | |
189 | return 0; | |
190 | } | |
191 | ||
192 | *start = page + off; | |
193 | ||
194 | return (p - page - off); | |
195 | } | |
196 | ||
197 | ||
198 | static int prism2_crypt_proc_read(char *page, char **start, off_t off, | |
199 | int count, int *eof, void *data) | |
200 | { | |
201 | char *p = page; | |
202 | local_info_t *local = (local_info_t *) data; | |
203 | int i; | |
204 | ||
205 | if (off > PROC_LIMIT) { | |
206 | *eof = 1; | |
207 | return 0; | |
208 | } | |
209 | ||
274bfb8d | 210 | p += sprintf(p, "tx_keyidx=%d\n", local->crypt_info.tx_keyidx); |
ff1d2767 | 211 | for (i = 0; i < WEP_KEYS; i++) { |
274bfb8d JL |
212 | if (local->crypt_info.crypt[i] && |
213 | local->crypt_info.crypt[i]->ops && | |
214 | local->crypt_info.crypt[i]->ops->print_stats) { | |
215 | p = local->crypt_info.crypt[i]->ops->print_stats( | |
216 | p, local->crypt_info.crypt[i]->priv); | |
ff1d2767 JM |
217 | } |
218 | } | |
219 | ||
220 | if ((p - page) <= off) { | |
221 | *eof = 1; | |
222 | return 0; | |
223 | } | |
224 | ||
225 | *start = page + off; | |
226 | ||
227 | return (p - page - off); | |
228 | } | |
229 | ||
230 | ||
231 | static int prism2_pda_proc_read(char *page, char **start, off_t off, | |
232 | int count, int *eof, void *data) | |
233 | { | |
234 | local_info_t *local = (local_info_t *) data; | |
235 | ||
236 | if (local->pda == NULL || off >= PRISM2_PDA_SIZE) { | |
237 | *eof = 1; | |
238 | return 0; | |
239 | } | |
240 | ||
241 | if (off + count > PRISM2_PDA_SIZE) | |
242 | count = PRISM2_PDA_SIZE - off; | |
243 | ||
244 | memcpy(page, local->pda + off, count); | |
245 | return count; | |
246 | } | |
247 | ||
248 | ||
249 | static int prism2_aux_dump_proc_read(char *page, char **start, off_t off, | |
250 | int count, int *eof, void *data) | |
251 | { | |
252 | local_info_t *local = (local_info_t *) data; | |
253 | ||
254 | if (local->func->read_aux == NULL) { | |
255 | *eof = 1; | |
256 | return 0; | |
257 | } | |
258 | ||
259 | if (local->func->read_aux(local->dev, off, count, page)) { | |
260 | *eof = 1; | |
261 | return 0; | |
262 | } | |
263 | *start = page; | |
264 | ||
265 | return count; | |
266 | } | |
267 | ||
268 | ||
269 | #ifdef PRISM2_IO_DEBUG | |
270 | static int prism2_io_debug_proc_read(char *page, char **start, off_t off, | |
271 | int count, int *eof, void *data) | |
272 | { | |
273 | local_info_t *local = (local_info_t *) data; | |
274 | int head = local->io_debug_head; | |
275 | int start_bytes, left, copy, copied; | |
276 | ||
277 | if (off + count > PRISM2_IO_DEBUG_SIZE * 4) { | |
278 | *eof = 1; | |
279 | if (off >= PRISM2_IO_DEBUG_SIZE * 4) | |
280 | return 0; | |
281 | count = PRISM2_IO_DEBUG_SIZE * 4 - off; | |
282 | } | |
283 | ||
284 | copied = 0; | |
285 | start_bytes = (PRISM2_IO_DEBUG_SIZE - head) * 4; | |
286 | left = count; | |
287 | ||
288 | if (off < start_bytes) { | |
289 | copy = start_bytes - off; | |
290 | if (copy > count) | |
291 | copy = count; | |
292 | memcpy(page, ((u8 *) &local->io_debug[head]) + off, copy); | |
293 | left -= copy; | |
294 | if (left > 0) | |
295 | memcpy(&page[copy], local->io_debug, left); | |
296 | } else { | |
297 | memcpy(page, ((u8 *) local->io_debug) + (off - start_bytes), | |
298 | left); | |
299 | } | |
300 | ||
301 | *start = page; | |
302 | ||
303 | return count; | |
304 | } | |
305 | #endif /* PRISM2_IO_DEBUG */ | |
306 | ||
307 | ||
308 | #ifndef PRISM2_NO_STATION_MODES | |
309 | static int prism2_scan_results_proc_read(char *page, char **start, off_t off, | |
310 | int count, int *eof, void *data) | |
311 | { | |
312 | char *p = page; | |
313 | local_info_t *local = (local_info_t *) data; | |
2e4fd068 JM |
314 | int entry, i, len, total = 0; |
315 | struct hfa384x_hostscan_result *scanres; | |
ff1d2767 JM |
316 | u8 *pos; |
317 | ||
318 | p += sprintf(p, "CHID ANL SL BcnInt Capab Rate BSSID ATIM SupRates " | |
319 | "SSID\n"); | |
320 | ||
321 | spin_lock_bh(&local->lock); | |
2e4fd068 | 322 | for (entry = 0; entry < local->last_scan_results_count; entry++) { |
ff1d2767 JM |
323 | scanres = &local->last_scan_results[entry]; |
324 | ||
325 | if (total + (p - page) <= off) { | |
326 | total += p - page; | |
327 | p = page; | |
328 | } | |
329 | if (total + (p - page) > off + count) | |
330 | break; | |
331 | if ((p - page) > (PAGE_SIZE - 200)) | |
332 | break; | |
333 | ||
e174961c | 334 | p += sprintf(p, "%d %d %d %d 0x%02x %d %pM %d ", |
2e4fd068 JM |
335 | le16_to_cpu(scanres->chid), |
336 | (s16) le16_to_cpu(scanres->anl), | |
337 | (s16) le16_to_cpu(scanres->sl), | |
338 | le16_to_cpu(scanres->beacon_interval), | |
339 | le16_to_cpu(scanres->capability), | |
340 | le16_to_cpu(scanres->rate), | |
e174961c | 341 | scanres->bssid, |
2e4fd068 JM |
342 | le16_to_cpu(scanres->atim)); |
343 | ||
344 | pos = scanres->sup_rates; | |
345 | for (i = 0; i < sizeof(scanres->sup_rates); i++) { | |
ff1d2767 JM |
346 | if (pos[i] == 0) |
347 | break; | |
348 | p += sprintf(p, "<%02x>", pos[i]); | |
349 | } | |
350 | p += sprintf(p, " "); | |
351 | ||
2e4fd068 JM |
352 | pos = scanres->ssid; |
353 | len = le16_to_cpu(scanres->ssid_len); | |
ff1d2767 JM |
354 | if (len > 32) |
355 | len = 32; | |
356 | for (i = 0; i < len; i++) { | |
357 | unsigned char c = pos[i]; | |
358 | if (c >= 32 && c < 127) | |
359 | p += sprintf(p, "%c", c); | |
360 | else | |
361 | p += sprintf(p, "<%02x>", c); | |
362 | } | |
363 | p += sprintf(p, "\n"); | |
364 | } | |
365 | spin_unlock_bh(&local->lock); | |
366 | ||
367 | total += (p - page); | |
368 | if (total >= off + count) | |
369 | *eof = 1; | |
370 | ||
371 | if (total < off) { | |
372 | *eof = 1; | |
373 | return 0; | |
374 | } | |
375 | ||
376 | len = total - off; | |
377 | if (len > (p - page)) | |
378 | len = p - page; | |
379 | *start = p - len; | |
380 | if (len > count) | |
381 | len = count; | |
382 | ||
383 | return len; | |
384 | } | |
385 | #endif /* PRISM2_NO_STATION_MODES */ | |
386 | ||
387 | ||
388 | void hostap_init_proc(local_info_t *local) | |
389 | { | |
390 | local->proc = NULL; | |
391 | ||
392 | if (hostap_proc == NULL) { | |
393 | printk(KERN_WARNING "%s: hostap proc directory not created\n", | |
394 | local->dev->name); | |
395 | return; | |
396 | } | |
397 | ||
398 | local->proc = proc_mkdir(local->ddev->name, hostap_proc); | |
399 | if (local->proc == NULL) { | |
400 | printk(KERN_INFO "/proc/net/hostap/%s creation failed\n", | |
401 | local->ddev->name); | |
402 | return; | |
403 | } | |
404 | ||
405 | #ifndef PRISM2_NO_PROCFS_DEBUG | |
406 | create_proc_read_entry("debug", 0, local->proc, | |
407 | prism2_debug_proc_read, local); | |
408 | #endif /* PRISM2_NO_PROCFS_DEBUG */ | |
409 | create_proc_read_entry("stats", 0, local->proc, | |
410 | prism2_stats_proc_read, local); | |
411 | create_proc_read_entry("wds", 0, local->proc, | |
412 | prism2_wds_proc_read, local); | |
413 | create_proc_read_entry("pda", 0, local->proc, | |
414 | prism2_pda_proc_read, local); | |
415 | create_proc_read_entry("aux_dump", 0, local->proc, | |
416 | prism2_aux_dump_proc_read, local); | |
417 | create_proc_read_entry("bss_list", 0, local->proc, | |
418 | prism2_bss_list_proc_read, local); | |
419 | create_proc_read_entry("crypt", 0, local->proc, | |
420 | prism2_crypt_proc_read, local); | |
421 | #ifdef PRISM2_IO_DEBUG | |
422 | create_proc_read_entry("io_debug", 0, local->proc, | |
423 | prism2_io_debug_proc_read, local); | |
424 | #endif /* PRISM2_IO_DEBUG */ | |
425 | #ifndef PRISM2_NO_STATION_MODES | |
426 | create_proc_read_entry("scan_results", 0, local->proc, | |
427 | prism2_scan_results_proc_read, local); | |
428 | #endif /* PRISM2_NO_STATION_MODES */ | |
429 | } | |
430 | ||
431 | ||
432 | void hostap_remove_proc(local_info_t *local) | |
433 | { | |
434 | if (local->proc != NULL) { | |
435 | #ifndef PRISM2_NO_STATION_MODES | |
436 | remove_proc_entry("scan_results", local->proc); | |
437 | #endif /* PRISM2_NO_STATION_MODES */ | |
438 | #ifdef PRISM2_IO_DEBUG | |
439 | remove_proc_entry("io_debug", local->proc); | |
440 | #endif /* PRISM2_IO_DEBUG */ | |
441 | remove_proc_entry("pda", local->proc); | |
442 | remove_proc_entry("aux_dump", local->proc); | |
443 | remove_proc_entry("wds", local->proc); | |
444 | remove_proc_entry("stats", local->proc); | |
445 | remove_proc_entry("bss_list", local->proc); | |
446 | remove_proc_entry("crypt", local->proc); | |
447 | #ifndef PRISM2_NO_PROCFS_DEBUG | |
448 | remove_proc_entry("debug", local->proc); | |
449 | #endif /* PRISM2_NO_PROCFS_DEBUG */ | |
450 | if (hostap_proc != NULL) | |
451 | remove_proc_entry(local->proc->name, hostap_proc); | |
452 | } | |
453 | } | |
454 | ||
455 | ||
456 | EXPORT_SYMBOL(hostap_init_proc); | |
457 | EXPORT_SYMBOL(hostap_remove_proc); |