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path: root/drivers/net/wireless/hostap/hostap_proc.c
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Diffstat (limited to 'drivers/net/wireless/hostap/hostap_proc.c')
-rw-r--r--drivers/net/wireless/hostap/hostap_proc.c466
1 files changed, 466 insertions, 0 deletions
diff --git a/drivers/net/wireless/hostap/hostap_proc.c b/drivers/net/wireless/hostap/hostap_proc.c
new file mode 100644
index 0000000000000..81b321ba189a1
--- /dev/null
+++ b/drivers/net/wireless/hostap/hostap_proc.c
@@ -0,0 +1,466 @@
+/* /proc routines for Host AP driver */
+
+#define PROC_LIMIT (PAGE_SIZE - 80)
+
+
+#ifndef PRISM2_NO_PROCFS_DEBUG
+static int prism2_debug_proc_read(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
+{
+ char *p = page;
+ local_info_t *local = (local_info_t *) data;
+ int i;
+
+ if (off != 0) {
+ *eof = 1;
+ return 0;
+ }
+
+ p += sprintf(p, "next_txfid=%d next_alloc=%d\n",
+ local->next_txfid, local->next_alloc);
+ for (i = 0; i < PRISM2_TXFID_COUNT; i++)
+ p += sprintf(p, "FID: tx=%04X intransmit=%04X\n",
+ local->txfid[i], local->intransmitfid[i]);
+ p += sprintf(p, "FW TX rate control: %d\n", local->fw_tx_rate_control);
+ p += sprintf(p, "beacon_int=%d\n", local->beacon_int);
+ p += sprintf(p, "dtim_period=%d\n", local->dtim_period);
+ p += sprintf(p, "wds_max_connections=%d\n",
+ local->wds_max_connections);
+ p += sprintf(p, "dev_enabled=%d\n", local->dev_enabled);
+ p += sprintf(p, "sw_tick_stuck=%d\n", local->sw_tick_stuck);
+ for (i = 0; i < WEP_KEYS; i++) {
+ if (local->crypt[i] && local->crypt[i]->ops) {
+ p += sprintf(p, "crypt[%d]=%s\n",
+ i, local->crypt[i]->ops->name);
+ }
+ }
+ p += sprintf(p, "pri_only=%d\n", local->pri_only);
+ p += sprintf(p, "pci=%d\n", local->func->hw_type == HOSTAP_HW_PCI);
+ p += sprintf(p, "sram_type=%d\n", local->sram_type);
+ p += sprintf(p, "no_pri=%d\n", local->no_pri);
+
+ return (p - page);
+}
+#endif /* PRISM2_NO_PROCFS_DEBUG */
+
+
+static int prism2_stats_proc_read(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
+{
+ char *p = page;
+ local_info_t *local = (local_info_t *) data;
+ struct comm_tallies_sums *sums = (struct comm_tallies_sums *)
+ &local->comm_tallies;
+
+ if (off != 0) {
+ *eof = 1;
+ return 0;
+ }
+
+ p += sprintf(p, "TxUnicastFrames=%u\n", sums->tx_unicast_frames);
+ p += sprintf(p, "TxMulticastframes=%u\n", sums->tx_multicast_frames);
+ p += sprintf(p, "TxFragments=%u\n", sums->tx_fragments);
+ p += sprintf(p, "TxUnicastOctets=%u\n", sums->tx_unicast_octets);
+ p += sprintf(p, "TxMulticastOctets=%u\n", sums->tx_multicast_octets);
+ p += sprintf(p, "TxDeferredTransmissions=%u\n",
+ sums->tx_deferred_transmissions);
+ p += sprintf(p, "TxSingleRetryFrames=%u\n",
+ sums->tx_single_retry_frames);
+ p += sprintf(p, "TxMultipleRetryFrames=%u\n",
+ sums->tx_multiple_retry_frames);
+ p += sprintf(p, "TxRetryLimitExceeded=%u\n",
+ sums->tx_retry_limit_exceeded);
+ p += sprintf(p, "TxDiscards=%u\n", sums->tx_discards);
+ p += sprintf(p, "RxUnicastFrames=%u\n", sums->rx_unicast_frames);
+ p += sprintf(p, "RxMulticastFrames=%u\n", sums->rx_multicast_frames);
+ p += sprintf(p, "RxFragments=%u\n", sums->rx_fragments);
+ p += sprintf(p, "RxUnicastOctets=%u\n", sums->rx_unicast_octets);
+ p += sprintf(p, "RxMulticastOctets=%u\n", sums->rx_multicast_octets);
+ p += sprintf(p, "RxFCSErrors=%u\n", sums->rx_fcs_errors);
+ p += sprintf(p, "RxDiscardsNoBuffer=%u\n",
+ sums->rx_discards_no_buffer);
+ p += sprintf(p, "TxDiscardsWrongSA=%u\n", sums->tx_discards_wrong_sa);
+ p += sprintf(p, "RxDiscardsWEPUndecryptable=%u\n",
+ sums->rx_discards_wep_undecryptable);
+ p += sprintf(p, "RxMessageInMsgFragments=%u\n",
+ sums->rx_message_in_msg_fragments);
+ p += sprintf(p, "RxMessageInBadMsgFragments=%u\n",
+ sums->rx_message_in_bad_msg_fragments);
+ /* FIX: this may grow too long for one page(?) */
+
+ return (p - page);
+}
+
+
+static int prism2_wds_proc_read(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
+{
+ char *p = page;
+ local_info_t *local = (local_info_t *) data;
+ struct list_head *ptr;
+ struct hostap_interface *iface;
+
+ if (off > PROC_LIMIT) {
+ *eof = 1;
+ return 0;
+ }
+
+ read_lock_bh(&local->iface_lock);
+ list_for_each(ptr, &local->hostap_interfaces) {
+ iface = list_entry(ptr, struct hostap_interface, list);
+ if (iface->type != HOSTAP_INTERFACE_WDS)
+ continue;
+ p += sprintf(p, "%s\t" MACSTR "\n",
+ iface->dev->name,
+ MAC2STR(iface->u.wds.remote_addr));
+ if ((p - page) > PROC_LIMIT) {
+ printk(KERN_DEBUG "%s: wds proc did not fit\n",
+ local->dev->name);
+ break;
+ }
+ }
+ read_unlock_bh(&local->iface_lock);
+
+ if ((p - page) <= off) {
+ *eof = 1;
+ return 0;
+ }
+
+ *start = page + off;
+
+ return (p - page - off);
+}
+
+
+static int prism2_bss_list_proc_read(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
+{
+ char *p = page;
+ local_info_t *local = (local_info_t *) data;
+ struct list_head *ptr;
+ struct hostap_bss_info *bss;
+ int i;
+
+ if (off > PROC_LIMIT) {
+ *eof = 1;
+ return 0;
+ }
+
+ p += sprintf(p, "#BSSID\tlast_update\tcount\tcapab_info\tSSID(txt)\t"
+ "SSID(hex)\tWPA IE\n");
+ spin_lock_bh(&local->lock);
+ list_for_each(ptr, &local->bss_list) {
+ bss = list_entry(ptr, struct hostap_bss_info, list);
+ p += sprintf(p, MACSTR "\t%lu\t%u\t0x%x\t",
+ MAC2STR(bss->bssid), bss->last_update,
+ bss->count, bss->capab_info);
+ for (i = 0; i < bss->ssid_len; i++) {
+ p += sprintf(p, "%c",
+ bss->ssid[i] >= 32 && bss->ssid[i] < 127 ?
+ bss->ssid[i] : '_');
+ }
+ p += sprintf(p, "\t");
+ for (i = 0; i < bss->ssid_len; i++) {
+ p += sprintf(p, "%02x", bss->ssid[i]);
+ }
+ p += sprintf(p, "\t");
+ for (i = 0; i < bss->wpa_ie_len; i++) {
+ p += sprintf(p, "%02x", bss->wpa_ie[i]);
+ }
+ p += sprintf(p, "\n");
+ if ((p - page) > PROC_LIMIT) {
+ printk(KERN_DEBUG "%s: BSS proc did not fit\n",
+ local->dev->name);
+ break;
+ }
+ }
+ spin_unlock_bh(&local->lock);
+
+ if ((p - page) <= off) {
+ *eof = 1;
+ return 0;
+ }
+
+ *start = page + off;
+
+ return (p - page - off);
+}
+
+
+static int prism2_crypt_proc_read(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
+{
+ char *p = page;
+ local_info_t *local = (local_info_t *) data;
+ int i;
+
+ if (off > PROC_LIMIT) {
+ *eof = 1;
+ return 0;
+ }
+
+ p += sprintf(p, "tx_keyidx=%d\n", local->tx_keyidx);
+ for (i = 0; i < WEP_KEYS; i++) {
+ if (local->crypt[i] && local->crypt[i]->ops &&
+ local->crypt[i]->ops->print_stats) {
+ p = local->crypt[i]->ops->print_stats(
+ p, local->crypt[i]->priv);
+ }
+ }
+
+ if ((p - page) <= off) {
+ *eof = 1;
+ return 0;
+ }
+
+ *start = page + off;
+
+ return (p - page - off);
+}
+
+
+static int prism2_pda_proc_read(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
+{
+ local_info_t *local = (local_info_t *) data;
+
+ if (local->pda == NULL || off >= PRISM2_PDA_SIZE) {
+ *eof = 1;
+ return 0;
+ }
+
+ if (off + count > PRISM2_PDA_SIZE)
+ count = PRISM2_PDA_SIZE - off;
+
+ memcpy(page, local->pda + off, count);
+ return count;
+}
+
+
+static int prism2_aux_dump_proc_read(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
+{
+ local_info_t *local = (local_info_t *) data;
+
+ if (local->func->read_aux == NULL) {
+ *eof = 1;
+ return 0;
+ }
+
+ if (local->func->read_aux(local->dev, off, count, page)) {
+ *eof = 1;
+ return 0;
+ }
+ *start = page;
+
+ return count;
+}
+
+
+#ifdef PRISM2_IO_DEBUG
+static int prism2_io_debug_proc_read(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
+{
+ local_info_t *local = (local_info_t *) data;
+ int head = local->io_debug_head;
+ int start_bytes, left, copy, copied;
+
+ if (off + count > PRISM2_IO_DEBUG_SIZE * 4) {
+ *eof = 1;
+ if (off >= PRISM2_IO_DEBUG_SIZE * 4)
+ return 0;
+ count = PRISM2_IO_DEBUG_SIZE * 4 - off;
+ }
+
+ copied = 0;
+ start_bytes = (PRISM2_IO_DEBUG_SIZE - head) * 4;
+ left = count;
+
+ if (off < start_bytes) {
+ copy = start_bytes - off;
+ if (copy > count)
+ copy = count;
+ memcpy(page, ((u8 *) &local->io_debug[head]) + off, copy);
+ left -= copy;
+ if (left > 0)
+ memcpy(&page[copy], local->io_debug, left);
+ } else {
+ memcpy(page, ((u8 *) local->io_debug) + (off - start_bytes),
+ left);
+ }
+
+ *start = page;
+
+ return count;
+}
+#endif /* PRISM2_IO_DEBUG */
+
+
+#ifndef PRISM2_NO_STATION_MODES
+static int prism2_scan_results_proc_read(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
+{
+ char *p = page;
+ local_info_t *local = (local_info_t *) data;
+ int entries, entry, i, len, total = 0, hostscan;
+ struct hfa384x_scan_result *scanres;
+ struct hfa384x_hostscan_result *hscanres;
+ u8 *pos;
+
+ p += sprintf(p, "CHID ANL SL BcnInt Capab Rate BSSID ATIM SupRates "
+ "SSID\n");
+
+ spin_lock_bh(&local->lock);
+ hostscan = local->last_scan_type == PRISM2_HOSTSCAN;
+ entries = hostscan ? local->last_hostscan_results_count :
+ local->last_scan_results_count;
+ for (entry = 0; entry < entries; entry++) {
+ hscanres = &local->last_hostscan_results[entry];
+ scanres = &local->last_scan_results[entry];
+
+ if (total + (p - page) <= off) {
+ total += p - page;
+ p = page;
+ }
+ if (total + (p - page) > off + count)
+ break;
+ if ((p - page) > (PAGE_SIZE - 200))
+ break;
+
+ if (hostscan) {
+ p += sprintf(p, "%d %d %d %d 0x%02x %d " MACSTR " %d ",
+ le16_to_cpu(hscanres->chid),
+ (s16) le16_to_cpu(hscanres->anl),
+ (s16) le16_to_cpu(hscanres->sl),
+ le16_to_cpu(hscanres->beacon_interval),
+ le16_to_cpu(hscanres->capability),
+ le16_to_cpu(hscanres->rate),
+ MAC2STR(hscanres->bssid),
+ le16_to_cpu(hscanres->atim));
+ } else {
+ p += sprintf(p, "%d %d %d %d 0x%02x %d " MACSTR
+ " N/A ",
+ le16_to_cpu(scanres->chid),
+ (s16) le16_to_cpu(scanres->anl),
+ (s16) le16_to_cpu(scanres->sl),
+ le16_to_cpu(scanres->beacon_interval),
+ le16_to_cpu(scanres->capability),
+ le16_to_cpu(scanres->rate),
+ MAC2STR(scanres->bssid));
+ }
+
+ pos = hostscan ? hscanres->sup_rates : scanres->sup_rates;
+ for (i = 0; i < sizeof(hscanres->sup_rates); i++) {
+ if (pos[i] == 0)
+ break;
+ p += sprintf(p, "<%02x>", pos[i]);
+ }
+ p += sprintf(p, " ");
+
+ pos = hostscan ? hscanres->ssid : scanres->ssid;
+ len = le16_to_cpu(hostscan ? hscanres->ssid_len :
+ scanres->ssid_len);
+ if (len > 32)
+ len = 32;
+ for (i = 0; i < len; i++) {
+ unsigned char c = pos[i];
+ if (c >= 32 && c < 127)
+ p += sprintf(p, "%c", c);
+ else
+ p += sprintf(p, "<%02x>", c);
+ }
+ p += sprintf(p, "\n");
+ }
+ spin_unlock_bh(&local->lock);
+
+ total += (p - page);
+ if (total >= off + count)
+ *eof = 1;
+
+ if (total < off) {
+ *eof = 1;
+ return 0;
+ }
+
+ len = total - off;
+ if (len > (p - page))
+ len = p - page;
+ *start = p - len;
+ if (len > count)
+ len = count;
+
+ return len;
+}
+#endif /* PRISM2_NO_STATION_MODES */
+
+
+void hostap_init_proc(local_info_t *local)
+{
+ local->proc = NULL;
+
+ if (hostap_proc == NULL) {
+ printk(KERN_WARNING "%s: hostap proc directory not created\n",
+ local->dev->name);
+ return;
+ }
+
+ local->proc = proc_mkdir(local->ddev->name, hostap_proc);
+ if (local->proc == NULL) {
+ printk(KERN_INFO "/proc/net/hostap/%s creation failed\n",
+ local->ddev->name);
+ return;
+ }
+
+#ifndef PRISM2_NO_PROCFS_DEBUG
+ create_proc_read_entry("debug", 0, local->proc,
+ prism2_debug_proc_read, local);
+#endif /* PRISM2_NO_PROCFS_DEBUG */
+ create_proc_read_entry("stats", 0, local->proc,
+ prism2_stats_proc_read, local);
+ create_proc_read_entry("wds", 0, local->proc,
+ prism2_wds_proc_read, local);
+ create_proc_read_entry("pda", 0, local->proc,
+ prism2_pda_proc_read, local);
+ create_proc_read_entry("aux_dump", 0, local->proc,
+ prism2_aux_dump_proc_read, local);
+ create_proc_read_entry("bss_list", 0, local->proc,
+ prism2_bss_list_proc_read, local);
+ create_proc_read_entry("crypt", 0, local->proc,
+ prism2_crypt_proc_read, local);
+#ifdef PRISM2_IO_DEBUG
+ create_proc_read_entry("io_debug", 0, local->proc,
+ prism2_io_debug_proc_read, local);
+#endif /* PRISM2_IO_DEBUG */
+#ifndef PRISM2_NO_STATION_MODES
+ create_proc_read_entry("scan_results", 0, local->proc,
+ prism2_scan_results_proc_read, local);
+#endif /* PRISM2_NO_STATION_MODES */
+}
+
+
+void hostap_remove_proc(local_info_t *local)
+{
+ if (local->proc != NULL) {
+#ifndef PRISM2_NO_STATION_MODES
+ remove_proc_entry("scan_results", local->proc);
+#endif /* PRISM2_NO_STATION_MODES */
+#ifdef PRISM2_IO_DEBUG
+ remove_proc_entry("io_debug", local->proc);
+#endif /* PRISM2_IO_DEBUG */
+ remove_proc_entry("pda", local->proc);
+ remove_proc_entry("aux_dump", local->proc);
+ remove_proc_entry("wds", local->proc);
+ remove_proc_entry("stats", local->proc);
+ remove_proc_entry("bss_list", local->proc);
+ remove_proc_entry("crypt", local->proc);
+#ifndef PRISM2_NO_PROCFS_DEBUG
+ remove_proc_entry("debug", local->proc);
+#endif /* PRISM2_NO_PROCFS_DEBUG */
+ if (hostap_proc != NULL)
+ remove_proc_entry(local->proc->name, hostap_proc);
+ }
+}
+
+
+EXPORT_SYMBOL(hostap_init_proc);
+EXPORT_SYMBOL(hostap_remove_proc);
generated by cgit 1.2.3-korg (git 2.39.0) at 2024-05-04 16:37:31 +0000