1 /* /proc routines for Host AP driver */
3 #include <linux/types.h>
4 #include <linux/proc_fs.h>
5 #include <linux/export.h>
6 #include <net/lib80211.h>
8 #include "hostap_wlan.h"
11 #define PROC_LIMIT (PAGE_SIZE - 80)
14 #ifndef PRISM2_NO_PROCFS_DEBUG
15 static int prism2_debug_proc_show(struct seq_file *m, void *v)
17 local_info_t *local = m->private;
20 seq_printf(m, "next_txfid=%d next_alloc=%d\n",
21 local->next_txfid, local->next_alloc);
22 for (i = 0; i < PRISM2_TXFID_COUNT; i++)
23 seq_printf(m, "FID: tx=%04X intransmit=%04X\n",
24 local->txfid[i], local->intransmitfid[i]);
25 seq_printf(m, "FW TX rate control: %d\n", local->fw_tx_rate_control);
26 seq_printf(m, "beacon_int=%d\n", local->beacon_int);
27 seq_printf(m, "dtim_period=%d\n", local->dtim_period);
28 seq_printf(m, "wds_max_connections=%d\n", local->wds_max_connections);
29 seq_printf(m, "dev_enabled=%d\n", local->dev_enabled);
30 seq_printf(m, "sw_tick_stuck=%d\n", local->sw_tick_stuck);
31 for (i = 0; i < WEP_KEYS; i++) {
32 if (local->crypt_info.crypt[i] &&
33 local->crypt_info.crypt[i]->ops) {
34 seq_printf(m, "crypt[%d]=%s\n", i,
35 local->crypt_info.crypt[i]->ops->name);
38 seq_printf(m, "pri_only=%d\n", local->pri_only);
39 seq_printf(m, "pci=%d\n", local->func->hw_type == HOSTAP_HW_PCI);
40 seq_printf(m, "sram_type=%d\n", local->sram_type);
41 seq_printf(m, "no_pri=%d\n", local->no_pri);
46 static int prism2_debug_proc_open(struct inode *inode, struct file *file)
48 return single_open(file, prism2_debug_proc_show, PDE_DATA(inode));
51 static const struct file_operations prism2_debug_proc_fops = {
52 .open = prism2_debug_proc_open,
55 .release = single_release,
57 #endif /* PRISM2_NO_PROCFS_DEBUG */
60 static int prism2_stats_proc_show(struct seq_file *m, void *v)
62 local_info_t *local = m->private;
63 struct comm_tallies_sums *sums = &local->comm_tallies;
65 seq_printf(m, "TxUnicastFrames=%u\n", sums->tx_unicast_frames);
66 seq_printf(m, "TxMulticastframes=%u\n", sums->tx_multicast_frames);
67 seq_printf(m, "TxFragments=%u\n", sums->tx_fragments);
68 seq_printf(m, "TxUnicastOctets=%u\n", sums->tx_unicast_octets);
69 seq_printf(m, "TxMulticastOctets=%u\n", sums->tx_multicast_octets);
70 seq_printf(m, "TxDeferredTransmissions=%u\n",
71 sums->tx_deferred_transmissions);
72 seq_printf(m, "TxSingleRetryFrames=%u\n", sums->tx_single_retry_frames);
73 seq_printf(m, "TxMultipleRetryFrames=%u\n",
74 sums->tx_multiple_retry_frames);
75 seq_printf(m, "TxRetryLimitExceeded=%u\n",
76 sums->tx_retry_limit_exceeded);
77 seq_printf(m, "TxDiscards=%u\n", sums->tx_discards);
78 seq_printf(m, "RxUnicastFrames=%u\n", sums->rx_unicast_frames);
79 seq_printf(m, "RxMulticastFrames=%u\n", sums->rx_multicast_frames);
80 seq_printf(m, "RxFragments=%u\n", sums->rx_fragments);
81 seq_printf(m, "RxUnicastOctets=%u\n", sums->rx_unicast_octets);
82 seq_printf(m, "RxMulticastOctets=%u\n", sums->rx_multicast_octets);
83 seq_printf(m, "RxFCSErrors=%u\n", sums->rx_fcs_errors);
84 seq_printf(m, "RxDiscardsNoBuffer=%u\n", sums->rx_discards_no_buffer);
85 seq_printf(m, "TxDiscardsWrongSA=%u\n", sums->tx_discards_wrong_sa);
86 seq_printf(m, "RxDiscardsWEPUndecryptable=%u\n",
87 sums->rx_discards_wep_undecryptable);
88 seq_printf(m, "RxMessageInMsgFragments=%u\n",
89 sums->rx_message_in_msg_fragments);
90 seq_printf(m, "RxMessageInBadMsgFragments=%u\n",
91 sums->rx_message_in_bad_msg_fragments);
92 /* FIX: this may grow too long for one page(?) */
97 static int prism2_stats_proc_open(struct inode *inode, struct file *file)
99 return single_open(file, prism2_stats_proc_show, PDE_DATA(inode));
102 static const struct file_operations prism2_stats_proc_fops = {
103 .open = prism2_stats_proc_open,
106 .release = single_release,
110 static int prism2_wds_proc_show(struct seq_file *m, void *v)
112 struct list_head *ptr = v;
113 struct hostap_interface *iface;
115 iface = list_entry(ptr, struct hostap_interface, list);
116 if (iface->type == HOSTAP_INTERFACE_WDS)
117 seq_printf(m, "%s\t%pM\n",
118 iface->dev->name, iface->u.wds.remote_addr);
122 static void *prism2_wds_proc_start(struct seq_file *m, loff_t *_pos)
124 local_info_t *local = m->private;
125 read_lock_bh(&local->iface_lock);
126 return seq_list_start(&local->hostap_interfaces, *_pos);
129 static void *prism2_wds_proc_next(struct seq_file *m, void *v, loff_t *_pos)
131 local_info_t *local = m->private;
132 return seq_list_next(v, &local->hostap_interfaces, _pos);
135 static void prism2_wds_proc_stop(struct seq_file *m, void *v)
137 local_info_t *local = m->private;
138 read_unlock_bh(&local->iface_lock);
141 static const struct seq_operations prism2_wds_proc_seqops = {
142 .start = prism2_wds_proc_start,
143 .next = prism2_wds_proc_next,
144 .stop = prism2_wds_proc_stop,
145 .show = prism2_wds_proc_show,
148 static int prism2_wds_proc_open(struct inode *inode, struct file *file)
150 int ret = seq_open(file, &prism2_wds_proc_seqops);
152 struct seq_file *m = file->private_data;
153 m->private = PDE_DATA(inode);
158 static const struct file_operations prism2_wds_proc_fops = {
159 .open = prism2_wds_proc_open,
162 .release = seq_release,
166 static int prism2_bss_list_proc_show(struct seq_file *m, void *v)
168 local_info_t *local = m->private;
169 struct list_head *ptr = v;
170 struct hostap_bss_info *bss;
173 if (ptr == &local->bss_list) {
174 seq_printf(m, "#BSSID\tlast_update\tcount\tcapab_info\tSSID(txt)\t"
175 "SSID(hex)\tWPA IE\n");
179 bss = list_entry(ptr, struct hostap_bss_info, list);
180 seq_printf(m, "%pM\t%lu\t%u\t0x%x\t",
181 bss->bssid, bss->last_update,
182 bss->count, bss->capab_info);
184 for (i = 0; i < bss->ssid_len; i++)
185 seq_putc(m,bss->ssid[i] >= 32 && bss->ssid[i] < 127 ?
189 seq_printf(m, "%*phN", (int)bss->ssid_len, bss->ssid);
191 seq_printf(m, "%*phN", (int)bss->wpa_ie_len, bss->wpa_ie);
196 static void *prism2_bss_list_proc_start(struct seq_file *m, loff_t *_pos)
198 local_info_t *local = m->private;
199 spin_lock_bh(&local->lock);
200 return seq_list_start_head(&local->bss_list, *_pos);
203 static void *prism2_bss_list_proc_next(struct seq_file *m, void *v, loff_t *_pos)
205 local_info_t *local = m->private;
206 return seq_list_next(v, &local->bss_list, _pos);
209 static void prism2_bss_list_proc_stop(struct seq_file *m, void *v)
211 local_info_t *local = m->private;
212 spin_unlock_bh(&local->lock);
215 static const struct seq_operations prism2_bss_list_proc_seqops = {
216 .start = prism2_bss_list_proc_start,
217 .next = prism2_bss_list_proc_next,
218 .stop = prism2_bss_list_proc_stop,
219 .show = prism2_bss_list_proc_show,
222 static int prism2_bss_list_proc_open(struct inode *inode, struct file *file)
224 int ret = seq_open(file, &prism2_bss_list_proc_seqops);
226 struct seq_file *m = file->private_data;
227 m->private = PDE_DATA(inode);
232 static const struct file_operations prism2_bss_list_proc_fops = {
233 .open = prism2_bss_list_proc_open,
236 .release = seq_release,
240 static int prism2_crypt_proc_show(struct seq_file *m, void *v)
242 local_info_t *local = m->private;
245 seq_printf(m, "tx_keyidx=%d\n", local->crypt_info.tx_keyidx);
246 for (i = 0; i < WEP_KEYS; i++) {
247 if (local->crypt_info.crypt[i] &&
248 local->crypt_info.crypt[i]->ops &&
249 local->crypt_info.crypt[i]->ops->print_stats) {
250 local->crypt_info.crypt[i]->ops->print_stats(
251 m, local->crypt_info.crypt[i]->priv);
257 static int prism2_crypt_proc_open(struct inode *inode, struct file *file)
259 return single_open(file, prism2_crypt_proc_show, PDE_DATA(inode));
262 static const struct file_operations prism2_crypt_proc_fops = {
263 .open = prism2_crypt_proc_open,
266 .release = single_release,
270 static ssize_t prism2_pda_proc_read(struct file *file, char __user *buf,
271 size_t count, loff_t *_pos)
273 local_info_t *local = PDE_DATA(file_inode(file));
276 if (local->pda == NULL || *_pos >= PRISM2_PDA_SIZE)
280 if (count > PRISM2_PDA_SIZE - off)
281 count = PRISM2_PDA_SIZE - off;
282 if (copy_to_user(buf, local->pda + off, count) != 0)
288 static const struct file_operations prism2_pda_proc_fops = {
289 .read = prism2_pda_proc_read,
290 .llseek = generic_file_llseek,
294 static ssize_t prism2_aux_dump_proc_no_read(struct file *file, char __user *buf,
295 size_t bufsize, loff_t *_pos)
300 static const struct file_operations prism2_aux_dump_proc_fops = {
301 .read = prism2_aux_dump_proc_no_read,
305 #ifdef PRISM2_IO_DEBUG
306 static int prism2_io_debug_proc_read(char *page, char **start, off_t off,
307 int count, int *eof, void *data)
309 local_info_t *local = (local_info_t *) data;
310 int head = local->io_debug_head;
311 int start_bytes, left, copy, copied;
313 if (off + count > PRISM2_IO_DEBUG_SIZE * 4) {
315 if (off >= PRISM2_IO_DEBUG_SIZE * 4)
317 count = PRISM2_IO_DEBUG_SIZE * 4 - off;
321 start_bytes = (PRISM2_IO_DEBUG_SIZE - head) * 4;
324 if (off < start_bytes) {
325 copy = start_bytes - off;
328 memcpy(page, ((u8 *) &local->io_debug[head]) + off, copy);
331 memcpy(&page[copy], local->io_debug, left);
333 memcpy(page, ((u8 *) local->io_debug) + (off - start_bytes),
341 #endif /* PRISM2_IO_DEBUG */
344 #ifndef PRISM2_NO_STATION_MODES
345 static int prism2_scan_results_proc_show(struct seq_file *m, void *v)
347 local_info_t *local = m->private;
350 struct hfa384x_hostscan_result *scanres;
353 if (v == SEQ_START_TOKEN) {
355 "CHID ANL SL BcnInt Capab Rate BSSID ATIM SupRates SSID\n");
359 entry = (unsigned long)v - 2;
360 scanres = &local->last_scan_results[entry];
362 seq_printf(m, "%d %d %d %d 0x%02x %d %pM %d ",
363 le16_to_cpu(scanres->chid),
364 (s16) le16_to_cpu(scanres->anl),
365 (s16) le16_to_cpu(scanres->sl),
366 le16_to_cpu(scanres->beacon_interval),
367 le16_to_cpu(scanres->capability),
368 le16_to_cpu(scanres->rate),
370 le16_to_cpu(scanres->atim));
372 p = scanres->sup_rates;
373 for (i = 0; i < sizeof(scanres->sup_rates); i++) {
376 seq_printf(m, "<%02x>", p[i]);
381 len = le16_to_cpu(scanres->ssid_len);
384 for (i = 0; i < len; i++) {
385 unsigned char c = p[i];
386 if (c >= 32 && c < 127)
389 seq_printf(m, "<%02x>", c);
395 static void *prism2_scan_results_proc_start(struct seq_file *m, loff_t *_pos)
397 local_info_t *local = m->private;
398 spin_lock_bh(&local->lock);
400 /* We have a header (pos 0) + N results to show (pos 1...N) */
401 if (*_pos > local->last_scan_results_count)
403 return (void *)(unsigned long)(*_pos + 1); /* 0 would be EOF */
406 static void *prism2_scan_results_proc_next(struct seq_file *m, void *v, loff_t *_pos)
408 local_info_t *local = m->private;
411 if (*_pos > local->last_scan_results_count)
413 return (void *)(unsigned long)(*_pos + 1); /* 0 would be EOF */
416 static void prism2_scan_results_proc_stop(struct seq_file *m, void *v)
418 local_info_t *local = m->private;
419 spin_unlock_bh(&local->lock);
422 static const struct seq_operations prism2_scan_results_proc_seqops = {
423 .start = prism2_scan_results_proc_start,
424 .next = prism2_scan_results_proc_next,
425 .stop = prism2_scan_results_proc_stop,
426 .show = prism2_scan_results_proc_show,
429 static int prism2_scan_results_proc_open(struct inode *inode, struct file *file)
431 int ret = seq_open(file, &prism2_scan_results_proc_seqops);
433 struct seq_file *m = file->private_data;
434 m->private = PDE_DATA(inode);
439 static const struct file_operations prism2_scan_results_proc_fops = {
440 .open = prism2_scan_results_proc_open,
443 .release = seq_release,
447 #endif /* PRISM2_NO_STATION_MODES */
450 void hostap_init_proc(local_info_t *local)
454 if (hostap_proc == NULL) {
455 printk(KERN_WARNING "%s: hostap proc directory not created\n",
460 local->proc = proc_mkdir(local->ddev->name, hostap_proc);
461 if (local->proc == NULL) {
462 printk(KERN_INFO "/proc/net/hostap/%s creation failed\n",
467 #ifndef PRISM2_NO_PROCFS_DEBUG
468 proc_create_data("debug", 0, local->proc,
469 &prism2_debug_proc_fops, local);
470 #endif /* PRISM2_NO_PROCFS_DEBUG */
471 proc_create_data("stats", 0, local->proc,
472 &prism2_stats_proc_fops, local);
473 proc_create_data("wds", 0, local->proc,
474 &prism2_wds_proc_fops, local);
475 proc_create_data("pda", 0, local->proc,
476 &prism2_pda_proc_fops, local);
477 proc_create_data("aux_dump", 0, local->proc,
478 local->func->read_aux_fops ?: &prism2_aux_dump_proc_fops,
480 proc_create_data("bss_list", 0, local->proc,
481 &prism2_bss_list_proc_fops, local);
482 proc_create_data("crypt", 0, local->proc,
483 &prism2_crypt_proc_fops, local);
484 #ifdef PRISM2_IO_DEBUG
485 proc_create_data("io_debug", 0, local->proc,
486 &prism2_io_debug_proc_fops, local);
487 #endif /* PRISM2_IO_DEBUG */
488 #ifndef PRISM2_NO_STATION_MODES
489 proc_create_data("scan_results", 0, local->proc,
490 &prism2_scan_results_proc_fops, local);
491 #endif /* PRISM2_NO_STATION_MODES */
495 void hostap_remove_proc(local_info_t *local)
497 proc_remove(local->proc);
501 EXPORT_SYMBOL(hostap_init_proc);
502 EXPORT_SYMBOL(hostap_remove_proc);