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-rw-r--r--oncology/dpfhack_display/lcd4linux/.svn/text-base/plugin_wireless.c.svn-base675
1 files changed, 0 insertions, 675 deletions
diff --git a/oncology/dpfhack_display/lcd4linux/.svn/text-base/plugin_wireless.c.svn-base b/oncology/dpfhack_display/lcd4linux/.svn/text-base/plugin_wireless.c.svn-base
deleted file mode 100644
index 2eb5bc02..00000000
--- a/oncology/dpfhack_display/lcd4linux/.svn/text-base/plugin_wireless.c.svn-base
+++ /dev/null
@@ -1,675 +0,0 @@
-/* $Id$
- * $URL$
- *
- * Wireless Extension plugin
- *
- * Copyright (C) 2004 Xavier Vello <xavier66@free.fr>
- * Copyright (C) 2004 Martin Hejl <martin@hejl.de>
- * Copyright (C) 2004 The LCD4Linux Team <lcd4linux-devel@users.sourceforge.net>
- *
- * Losts of code borrowed from Wireless Tools, which is
- * Copyright (C) 1997-2002 Jean Tourrilhes <jt@hpl.hp.com>
- * (avaible at http://web.hpl.hp.com/personal/Jean_Tourrilhes/Linux/)
- *
- * This file is part of LCD4Linux.
- *
- * LCD4Linux is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * LCD4Linux is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- */
-
- /*
- * Exported functions:
-
- wifi_level
- wifi_noise
- wifi_quality
- wifi_protocol
- wifi_frequency
- wifi_bitrate
- wifi_essid
- wifi_op_mode
- wifi_sensitivity
- wifi_sec_mode
-
- All Functions take one parameter
- (the name of the device, like "wlan0", "ath0" and so on)
-
- */
-
-#include "config.h"
-
-#include <stdlib.h>
-#include <string.h>
-#include <stdio.h>
-#include <unistd.h>
-#include <errno.h>
-#include <math.h>
-
-#include <sys/ioctl.h>
-#include <net/if_arp.h>
-#include <linux/if.h>
-#include <linux/wireless.h>
-
-#include "debug.h"
-#include "plugin.h"
-#include "cfg.h"
-#include "hash.h"
-#include "qprintf.h"
-
-
-#ifdef WITH_DMALLOC
-#include <dmalloc.h>
-#endif
-
-#define HASH_TTL 100
-
- /*#define KILO 1e3 */
- /*#define MEGA 1e6 */
- /*#define GIGA 1e9 */
-
-
-#define KEY_LEVEL "level"
-#define KEY_QUALITY "quality"
-#define KEY_NOISE "noise"
-#define KEY_PROTO "proto"
-#define KEY_FREQUENCY "frequency"
-#define KEY_BIT_RATE "bit_rate"
-#define KEY_ESSID "essid"
-#define KEY_OP_MODE "op_mode"
-#define KEY_SENS "sens"
-#define KEY_SEC_MODE "sec_mode"
-
-#define FREQ2FLOAT(m,e) (((double) m) * pow(10,e))
-#define MWATT2DBM(in) ((int) (ceil(10.0 * log10((double) in))))
-
-
-static HASH wireless;
-static int sock = -2;
-
-static char *operation_mode[] = {
- "Auto",
- "Ad-Hoc",
- "Managed",
- "Master",
- "Repeater",
- "Secondary",
- "Monitor",
- "n/a"
-};
-
-
-static void ioctl_error(const int line)
-{
- error("IOCTL call to wireless extensions in line %d returned error", line);
-}
-
-int do_ioctl(const int sock, /* Socket to the kernel */
- const char *ifname, /* Device name */
- const int request, /* WE ID */
- struct iwreq *pwrq)
-{ /* Fixed part of the request */
- int ret;
-
- /* Set device name */
- strncpy(pwrq->ifr_name, ifname, IFNAMSIZ);
-
- /* Do the request */
- ret = ioctl(sock, request, pwrq);
- if (ret < 0) {
- debug("ioctl(0x%04x) failed: %d '%s'", request, errno, strerror(errno));
- }
-
- return ret;
-
-}
-
-int get_range_info(const int sock, const char *ifname, struct iw_range *range)
-{
- struct iwreq req;
- char buffer[sizeof(struct iw_range) * 2]; /* Large enough */
-
- if (sock <= 0) {
- return (-1);
- }
-
- /* Cleanup */
- memset(buffer, 0, sizeof(buffer));
-
- req.u.data.pointer = (caddr_t) buffer;
- req.u.data.length = sizeof(buffer);
- req.u.data.flags = 0;
- if (do_ioctl(sock, ifname, SIOCGIWRANGE, &req) < 0)
- return (-1);
-
- /* Copy stuff at the right place, ignore extra */
- memcpy((char *) range, buffer, sizeof(struct iw_range));
-
- return (0);
-}
-
-
-
-static int get_ifname(struct iwreq *preq, const char *dev)
-{
- /* do not cache this call !!! */
- struct iwreq req;
- char key_buffer[32];
-
- if (sock <= 0) {
- return (-1);
- }
-
- qprintf(key_buffer, sizeof(key_buffer), "%s.%s", dev, KEY_PROTO);
-
- if (!preq)
- preq = &req;
-
- if (do_ioctl(sock, dev, SIOCGIWNAME, preq)) {
- debug("%s isn't a wirelesss interface !", dev);
- return -1;
- }
-
- hash_put(&wireless, key_buffer, preq->u.name);
- return (0);
-
-}
-
-static int get_frequency(const char *dev, const char *key)
-{
- /* Get frequency / channel */
- struct iwreq req;
- char qprintf_buffer[1024];
- char key_buffer[32];
- double freq;
- int age;
-
- qprintf(key_buffer, sizeof(key_buffer), "%s.%s", dev, key);
- age = hash_age(&wireless, key);
-
- /* reread every HASH_TTL msec only */
- if (age > 0 && age <= HASH_TTL) {
- return (0);
- }
-
- if (get_ifname(&req, dev) != 0) {
- return (-1);
- }
-
- req.u.data.length = 0;
- req.u.data.flags = 1; /* Clear updated flag */
-
- if (do_ioctl(sock, dev, SIOCGIWFREQ, &req) < 0) {
- ioctl_error(__LINE__);
- return -1;
- }
-
- freq = FREQ2FLOAT(req.u.freq.m, req.u.freq.e);
-
- /*if( freq>= GIGA)
- snprintf(qprintf_buffer,sizeof(qprintf_buffer), "%g GHz", freq / GIGA);
- else
- if(freq>= MEGA)
- snprintf(qprintf_buffer,sizeof(qprintf_buffer), "%g MHz", freq / MEGA);
- else
- snprintf(qprintf_buffer,sizeof(qprintf_buffer), "%g kHz", freq / KILO);
- */
- snprintf(qprintf_buffer, sizeof(qprintf_buffer), "%g", freq);
-
- hash_put(&wireless, key_buffer, qprintf_buffer);
- return (0);
-
-}
-
-static int get_essid(const char *dev, const char *key)
-{
- /* Get ESSID */
- struct iwreq req;
- char key_buffer[32];
- char essid_buffer[IW_ESSID_MAX_SIZE + 1];
- int age;
-
-
- qprintf(key_buffer, sizeof(key_buffer), "%s.%s", dev, key);
- age = hash_age(&wireless, key);
-
- /* reread every HASH_TTL msec only */
- if (age > 0 && age <= HASH_TTL) {
- return (0);
- }
-
- if (get_ifname(&req, dev) != 0) {
- return (-1);
- }
-
- memset(essid_buffer, 0, sizeof(essid_buffer));
- req.u.essid.pointer = (caddr_t) essid_buffer;
- req.u.essid.length = IW_ESSID_MAX_SIZE + 1;
- req.u.essid.flags = 0;
-
- if (do_ioctl(sock, dev, SIOCGIWESSID, &req) < 0) {
- ioctl_error(__LINE__);
- return -1;
- }
-
- hash_put(&wireless, key_buffer, essid_buffer);
- return (0);
-
-}
-
-static int get_op_mode(const char *dev, const char *key)
-{
- /* Get operation mode */
- struct iwreq req;
- char key_buffer[32];
- int age;
-
- qprintf(key_buffer, sizeof(key_buffer), "%s.%s", dev, key);
- age = hash_age(&wireless, key);
-
- /* reread every HASH_TTL msec only */
- if (age > 0 && age <= HASH_TTL) {
- return (0);
- }
-
- if (get_ifname(&req, dev) != 0) {
- return (-1);
- }
-
- if (do_ioctl(sock, dev, SIOCGIWMODE, &req) < 0) {
- ioctl_error(__LINE__);
- return -1;
- }
-
- /* Fixme: req.u.mode is unsigned and therefore never < 0 */
- /* if((req.u.mode > 6) || (req.u.mode < 0)) { */
-
- if (req.u.mode > 6) {
- req.u.mode = 7; /* mode not available */
- }
-
- hash_put(&wireless, key_buffer, operation_mode[req.u.mode]);
- return (0);
-
-}
-
-static int get_bitrate(const char *dev, const char *key)
-{
- /* Get bit rate */
- struct iwreq req;
- char key_buffer[32];
- char bitrate_buffer[64];
- int age;
- double bitrate = 0;
-
- qprintf(key_buffer, sizeof(key_buffer), "%s.%s", dev, key);
- age = hash_age(&wireless, key);
-
- /* reread every HASH_TTL msec only */
- if (age > 0 && age <= HASH_TTL) {
- return (0);
- }
-
- if (get_ifname(&req, dev) != 0) {
- return (-1);
- }
-
- if (do_ioctl(sock, dev, SIOCGIWRATE, &req) < 0) {
- ioctl_error(__LINE__);
- return -1;
- }
-
- bitrate_buffer[0] = '\0';
- bitrate = (double) (req.u.bitrate.value);
-/* if( bitrate>= GIGA)
- snprintf(bitrate_buffer,sizeof(bitrate_buffer), "%gGb/s", bitrate / GIGA);
- else
- if(bitrate >= MEGA)
- snprintf(bitrate_buffer,sizeof(bitrate_buffer), "%gMb/s", bitrate / MEGA);
- else
- snprintf(bitrate_buffer,sizeof(bitrate_buffer), "%gkb/s", bitrate / KILO);
-*/
- snprintf(bitrate_buffer, sizeof(bitrate_buffer), "%g", bitrate);
-
- hash_put(&wireless, key_buffer, bitrate_buffer);
-
- return (0);
-}
-
-static int get_sens(const char *dev, const char *key)
-{
- /* Get sensitivity */
- struct iwreq req;
- struct iw_range range;
- char key_buffer[32];
- char buffer[64];
- int age;
- int has_sens = 0;
- int has_range = 0;
-
- qprintf(key_buffer, sizeof(key_buffer), "%s.%s", dev, key);
- age = hash_age(&wireless, key);
-
- /* reread every HASH_TTL msec only */
- if (age > 0 && age <= HASH_TTL) {
- return (0);
- }
-
- if (get_ifname(&req, dev) != 0) {
- return (-1);
- }
-
- if (do_ioctl(sock, dev, SIOCGIWSENS, &req) >= 0) {
- has_sens = 1;
- }
-
- if (get_range_info(sock, dev, &range) < 0) {
- memset(&range, 0, sizeof(range));
- } else {
- has_range = 1;
- }
-
- if (has_range) {
- if (req.u.sens.value < 0) {
- qprintf(buffer, sizeof(buffer), "%d dBm", req.u.sens.value);
- } else {
- qprintf(buffer, sizeof(buffer), "%d/%d", req.u.sens.value, range.sensitivity);
- }
- } else {
- qprintf(buffer, sizeof(buffer), "%d", req.u.sens.value);
- }
-
- hash_put(&wireless, key_buffer, buffer);
- return (0);
-}
-
-
-static int get_sec_mode(const char *dev, const char *key)
-{
- /* Get encryption information */
- struct iwreq req;
- char key_buffer[32];
- char encrypt_key[IW_ENCODING_TOKEN_MAX + 1];
- int age;
- int has_key = 0;
- int key_flags = 0;
- int key_size = 0;
-
- qprintf(key_buffer, sizeof(key_buffer), "%s.%s", dev, key);
- age = hash_age(&wireless, key);
-
- /* reread every HASH_TTL msec only */
- if (age > 0 && age <= HASH_TTL) {
- return (0);
- }
-
- if (get_ifname(&req, dev) != 0) {
- return (-1);
- }
-
- req.u.data.pointer = (caddr_t) & encrypt_key;
- req.u.data.length = IW_ENCODING_TOKEN_MAX;
- req.u.data.flags = 0;
-
- if (do_ioctl(sock, dev, SIOCGIWENCODE, &req) >= 0) {
- has_key = 1;
- key_flags = req.u.data.flags;
- key_size = req.u.data.length;
- } else {
- return (-1);
- }
-
- /* Display encryption information */
- /*if(has_key && (key_flags & IW_ENCODE_INDEX) > 1) */
- /* printf(" [%d]", info->key_flags & IW_ENCODE_INDEX); */
-
- if (has_key && (key_flags & IW_ENCODE_RESTRICTED))
- hash_put(&wireless, key_buffer, "restricted");
- else if (has_key && (key_flags & IW_ENCODE_OPEN))
- hash_put(&wireless, key_buffer, "open");
-
- return (0);
-}
-
-static int get_stats(const char *dev, const char *key)
-{
- struct iw_statistics stats;
- struct iwreq req;
- char qprintf_buffer[1024];
- char key_buffer[32];
- int age;
- struct iw_range range;
-
- qprintf(key_buffer, sizeof(key_buffer), "%s.%s", dev, key);
- age = hash_age(&wireless, key);
-
- /* reread every HASH_TTL msec only */
- if (age > 0 && age <= HASH_TTL) {
- return (0);
- }
-
- if (get_ifname(&req, dev) != 0) {
- return (-1);
- }
-
- req.u.data.pointer = (caddr_t) & stats;
- req.u.data.length = sizeof(stats);
- req.u.data.flags = 1; /* Clear updated flag */
-
- if (do_ioctl(sock, dev, SIOCGIWSTATS, &req) < 0) {
- ioctl_error(__LINE__);
- return -1;
- }
-
- if (get_range_info(sock, dev, &range) < 0)
- memset(&range, 0, sizeof(range));
-
- if (stats.qual.level > range.max_qual.level) {
- qprintf(qprintf_buffer, sizeof(qprintf_buffer), "%d", stats.qual.level - 0x100);
- qprintf(key_buffer, sizeof(key_buffer), "%s.%s", dev, KEY_LEVEL);
- hash_put(&wireless, key_buffer, qprintf_buffer);
-
- qprintf(qprintf_buffer, sizeof(qprintf_buffer), "%d", stats.qual.noise - 0x100);
- qprintf(key_buffer, sizeof(key_buffer), "%s.%s", dev, KEY_NOISE);
- hash_put(&wireless, key_buffer, qprintf_buffer);
-
- qprintf(qprintf_buffer, sizeof(qprintf_buffer), "%d/%d", stats.qual.qual, range.max_qual.qual);
- qprintf(key_buffer, sizeof(key_buffer), "%s.%s", dev, KEY_QUALITY);
- hash_put(&wireless, key_buffer, qprintf_buffer);
- } else {
-
- qprintf(qprintf_buffer, sizeof(qprintf_buffer), "%d/%d", stats.qual.level, range.max_qual.level);
- qprintf(key_buffer, sizeof(key_buffer), "%s.%s", dev, KEY_LEVEL);
- hash_put(&wireless, key_buffer, qprintf_buffer);
-
- qprintf(qprintf_buffer, sizeof(qprintf_buffer), "%d/%d", stats.qual.noise, range.max_qual.noise);
- qprintf(key_buffer, sizeof(key_buffer), "%s.%s", dev, KEY_NOISE);
- hash_put(&wireless, key_buffer, qprintf_buffer);
-
- qprintf(qprintf_buffer, sizeof(qprintf_buffer), "%d/%d", stats.qual.qual, range.max_qual.qual);
- qprintf(key_buffer, sizeof(key_buffer), "%s.%s", dev, KEY_QUALITY);
- hash_put(&wireless, key_buffer, qprintf_buffer);
- }
-
- return 0;
-}
-
-static int check_socket()
-{
-
- /* already handled in a previous run */
- if (sock == -3)
- return (-1);
-
- /* socket not initialized */
- if (sock == -2)
- sock = socket(AF_INET, SOCK_DGRAM, 0);
-
- /* error initilalizing socket */
- if (sock <= 0) {
- error("Error opening socket for reading wireless stats");
- sock = -3;
- return (-1);
- }
-
- return (0);
-
-}
-
-static void save_result(RESULT * result, const char *dev, const char *key, const int res)
-{
- char key_buffer[64];
- char *val = NULL;
- qprintf(key_buffer, sizeof(key_buffer), "%s.%s", dev, key);
-
- if (res < 0) {
- SetResult(&result, R_STRING, "");
- return;
- }
-
- val = hash_get(&wireless, key_buffer, NULL);
-
- if (val) {
- SetResult(&result, R_STRING, val);
- } else {
- SetResult(&result, R_STRING, "");
- }
-
-
-}
-
-/*
- *functions exported to the evaluator
-*/
-
-static void wireless_quality(RESULT * result, RESULT * arg1)
-{
- char *dev = R2S(arg1);
- if (check_socket() != 0)
- return;
-
- save_result(result, dev, KEY_QUALITY, get_stats(dev, KEY_QUALITY));
-}
-
-static void wireless_level(RESULT * result, RESULT * arg1)
-{
- char *dev = R2S(arg1);
- if (check_socket() != 0)
- return;
-
- save_result(result, dev, KEY_LEVEL, get_stats(dev, KEY_LEVEL));
-}
-
-
-static void wireless_noise(RESULT * result, RESULT * arg1)
-{
- char *dev = R2S(arg1);
- if (check_socket() != 0)
- return;
-
- save_result(result, dev, KEY_NOISE, get_stats(dev, KEY_NOISE));
-}
-
-
-static void wireless_protocol(RESULT * result, RESULT * arg1)
-{
- char *dev = R2S(arg1);
- if (check_socket() != 0)
- return;
-
- save_result(result, dev, KEY_PROTO, get_ifname(NULL, dev));
-}
-
-static void wireless_frequency(RESULT * result, RESULT * arg1)
-{
- char *dev = R2S(arg1);
- if (check_socket() != 0)
- return;
-
- save_result(result, dev, KEY_FREQUENCY, get_frequency(dev, KEY_FREQUENCY));
-}
-
-static void wireless_bitrate(RESULT * result, RESULT * arg1)
-{
- char *dev = R2S(arg1);
- if (check_socket() != 0)
- return;
-
- save_result(result, dev, KEY_BIT_RATE, get_bitrate(dev, KEY_BIT_RATE));
-}
-
-static void wireless_essid(RESULT * result, RESULT * arg1)
-{
- char *dev = R2S(arg1);
- if (check_socket() != 0)
- return;
-
- save_result(result, dev, KEY_ESSID, get_essid(dev, KEY_ESSID));
-}
-
-static void wireless_op_mode(RESULT * result, RESULT * arg1)
-{
- char *dev = R2S(arg1);
- if (check_socket() != 0)
- return;
-
- save_result(result, dev, KEY_OP_MODE, get_op_mode(dev, KEY_OP_MODE));
-}
-
-static void wireless_sensitivity(RESULT * result, RESULT * arg1)
-{
- char *dev = R2S(arg1);
- if (check_socket() != 0)
- return;
-
- save_result(result, dev, KEY_SENS, get_sens(dev, KEY_SENS));
-}
-
-static void wireless_sec_mode(RESULT * result, RESULT * arg1)
-{
- char *dev = R2S(arg1);
- if (check_socket() != 0)
- return;
-
- save_result(result, dev, KEY_SEC_MODE, get_sec_mode(dev, KEY_SEC_MODE));
-}
-
-/*
-init and cleanup
-*/
-
-int plugin_init_wireless(void)
-{
- hash_create(&wireless);
-
- AddFunction("wifi::level", 1, wireless_level);
- AddFunction("wifi::noise", 1, wireless_noise);
- AddFunction("wifi::quality", 1, wireless_quality);
- AddFunction("wifi::protocol", 1, wireless_protocol);
- AddFunction("wifi::frequency", 1, wireless_frequency);
- AddFunction("wifi::bitrate", 1, wireless_bitrate);
- AddFunction("wifi::essid", 1, wireless_essid);
- AddFunction("wifi::op_mode", 1, wireless_op_mode);
- AddFunction("wifi::sensitivity", 1, wireless_sensitivity);
- AddFunction("wifi::sec_mode", 1, wireless_sec_mode);
-
- return 0;
-}
-
-void plugin_exit_wireless(void)
-{
- if (sock > 0)
- close(sock);
- hash_destroy(&wireless);
-}
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