| /* /proc routines for Host AP driver */ |
| |
| #include <linux/types.h> |
| #include <linux/proc_fs.h> |
| #include <linux/export.h> |
| #include <net/lib80211.h> |
| |
| #include "hostap_wlan.h" |
| #include "hostap.h" |
| |
| #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_info.crypt[i] && |
| local->crypt_info.crypt[i]->ops) { |
| p += sprintf(p, "crypt[%d]=%s\n", i, |
| local->crypt_info.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 = &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%pM\n", |
| iface->dev->name, |
| 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, "%pM\t%lu\t%u\t0x%x\t", |
| 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->crypt_info.tx_keyidx); |
| for (i = 0; i < WEP_KEYS; i++) { |
| if (local->crypt_info.crypt[i] && |
| local->crypt_info.crypt[i]->ops && |
| local->crypt_info.crypt[i]->ops->print_stats) { |
| p = local->crypt_info.crypt[i]->ops->print_stats( |
| p, local->crypt_info.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 entry, i, len, total = 0; |
| struct hfa384x_hostscan_result *scanres; |
| u8 *pos; |
| |
| p += sprintf(p, "CHID ANL SL BcnInt Capab Rate BSSID ATIM SupRates " |
| "SSID\n"); |
| |
| spin_lock_bh(&local->lock); |
| for (entry = 0; entry < local->last_scan_results_count; 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; |
| |
| p += sprintf(p, "%d %d %d %d 0x%02x %d %pM %d ", |
| 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), |
| scanres->bssid, |
| le16_to_cpu(scanres->atim)); |
| |
| pos = scanres->sup_rates; |
| for (i = 0; i < sizeof(scanres->sup_rates); i++) { |
| if (pos[i] == 0) |
| break; |
| p += sprintf(p, "<%02x>", pos[i]); |
| } |
| p += sprintf(p, " "); |
| |
| pos = scanres->ssid; |
| len = le16_to_cpu(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); |