author | max <max> | 2003-02-12 01:03:29 (UTC) |
---|---|---|
committer | max <max> | 2003-02-12 01:03:29 (UTC) |
commit | c7fe028f53eb676c9ce619840c0d0a4603a9301f (patch) (unidiff) | |
tree | 81c32bfe1445092f52ae8097418dbb2375a7342b /noncore/net/wellenreiter | |
parent | ee67394120b5436d955d64a21b8ea707b57ac0c0 (diff) | |
download | opie-c7fe028f53eb676c9ce619840c0d0a4603a9301f.zip opie-c7fe028f53eb676c9ce619840c0d0a4603a9301f.tar.gz opie-c7fe028f53eb676c9ce619840c0d0a4603a9301f.tar.bz2 |
All card monitor and switching
-rw-r--r-- | noncore/net/wellenreiter/libwellenreiter/source/cardmode.cc | 134 | ||||
-rw-r--r-- | noncore/net/wellenreiter/libwellenreiter/source/cardmode.hh | 49 |
2 files changed, 167 insertions, 16 deletions
diff --git a/noncore/net/wellenreiter/libwellenreiter/source/cardmode.cc b/noncore/net/wellenreiter/libwellenreiter/source/cardmode.cc index 8c94cb1..cf50d8c 100644 --- a/noncore/net/wellenreiter/libwellenreiter/source/cardmode.cc +++ b/noncore/net/wellenreiter/libwellenreiter/source/cardmode.cc | |||
@@ -10,3 +10,3 @@ | |||
10 | /* main card into monitor function */ | 10 | /* main card into monitor function */ |
11 | int card_into_monitormode (pcap_t **orighandle, char *device, int cardtype) | 11 | int card_into_monitormode (pcap_t **orighandle, const char *device, int cardtype) |
12 | { | 12 | { |
@@ -49,3 +49,2 @@ int card_into_monitormode (pcap_t **orighandle, char *device, int cardtype) | |||
49 | snprintf(wlanngcmd, sizeof(wlanngcmd) - 1, "$(which wlanctl-ng) %s lnxreq_wlansniff channel=%d enable=true", device, 1); | 49 | snprintf(wlanngcmd, sizeof(wlanngcmd) - 1, "$(which wlanctl-ng) %s lnxreq_wlansniff channel=%d enable=true", device, 1); |
50 | printf ("\n %s",wlanngcmd); | ||
51 | if (system(wlanngcmd) != 0) | 50 | if (system(wlanngcmd) != 0) |
@@ -58,12 +57,20 @@ int card_into_monitormode (pcap_t **orighandle, char *device, int cardtype) | |||
58 | { | 57 | { |
59 | wl_logerr("Got a host-ap card, nothing is implemented now"); | 58 | int skfd; |
60 | char hostapcmd[250]; | 59 | skfd = socket(AF_INET, SOCK_STREAM, 0); |
61 | snprintf(hostapcmd, sizeof(hostapcmd) -1, "$(which iwpriv) %s monitor 2 %d", device,1); | 60 | struct iwreq wrq; |
62 | if (system(hostapcmd) !=0) | 61 | wrq.u.mode = IW_MODE_MONITOR; |
63 | { | 62 | |
64 | wl_logerr("Could not set %s in raw mode, check cardtype", device); | 63 | if(iw_set_ext(skfd,device,SIOCSIWMODE,&wrq)<0) |
65 | return 0; | 64 | { |
66 | } | 65 | wl_logerr("Could not set hostap card %s to raw mode, check cardtype", device); |
66 | return 0; | ||
67 | } | ||
68 | else | ||
69 | { | ||
70 | wl_loginfo("Successfully set hostap card %s into raw mode",device); | ||
71 | return 1; | ||
72 | } | ||
73 | return 1; | ||
67 | } | 74 | } |
68 | else if (cardtype == CARD_TYPE_ORINOCCO || cardtype == CARD_TYPE_HOSTAP) | 75 | else if (cardtype == CARD_TYPE_ORINOCCO ) |
69 | { | 76 | { |
@@ -94,3 +101,3 @@ int card_into_monitormode (pcap_t **orighandle, char *device, int cardtype) | |||
94 | /* Check card is in the rfmon mode */ | 101 | /* Check card is in the rfmon mode */ |
95 | int card_check_rfmon_datalink (char *device) | 102 | int card_check_rfmon_datalink (const char *device) |
96 | { | 103 | { |
@@ -140,3 +147,3 @@ int card_set_promisc_up (const char *device) | |||
140 | strncpy(ifr.ifr_name, device,10); | 147 | strncpy(ifr.ifr_name, device,10); |
141 | ioctl(fd, SIOCGIFFLAGS, &ifr); | 148 | err = ioctl(fd, SIOCGIFFLAGS, &ifr); |
142 | if (err < 0) | 149 | if (err < 0) |
@@ -170,3 +177,3 @@ int card_set_channel (const char *device, int channel, int cardtype) | |||
170 | /* If it is a lucent orinocco card */ | 177 | /* If it is a lucent orinocco card */ |
171 | else if (cardtype == CARD_TYPE_ORINOCCO || cardtype == CARD_TYPE_HOSTAP) | 178 | else if (cardtype == CARD_TYPE_ORINOCCO) |
172 | { | 179 | { |
@@ -182,2 +189,3 @@ int card_set_channel (const char *device, int channel, int cardtype) | |||
182 | } | 189 | } |
190 | |||
183 | ptr = (int *) ireq.u.name; | 191 | ptr = (int *) ireq.u.name; |
@@ -202,2 +210,21 @@ int card_set_channel (const char *device, int channel, int cardtype) | |||
202 | } | 210 | } |
211 | /* when it is an hostap card you need another iocall for channel switching */ | ||
212 | else if (cardtype == CARD_TYPE_HOSTAP) | ||
213 | { | ||
214 | int skfd; | ||
215 | skfd = socket(AF_INET, SOCK_STREAM, 0); | ||
216 | struct iwreq wrq; | ||
217 | iw_float2freq((double) channel, &wrq.u.freq); | ||
218 | |||
219 | if(iw_set_ext(skfd,device,SIOCSIWFREQ,&wrq)<0) | ||
220 | { | ||
221 | wl_logerr("Could not set hostap card %s to channel %d", device, channel); | ||
222 | return 0; | ||
223 | } | ||
224 | else | ||
225 | { | ||
226 | wl_loginfo("Successfully set hostap card %s to channel %d", device, channel); | ||
227 | return 1; | ||
228 | } | ||
229 | } | ||
203 | /* For undefined situations */ | 230 | /* For undefined situations */ |
@@ -206 +233,80 @@ int card_set_channel (const char *device, int channel, int cardtype) | |||
206 | 233 | ||
234 | |||
235 | int card_detect_channels (char * device) | ||
236 | { | ||
237 | int skfd; | ||
238 | skfd = socket(AF_INET, SOCK_STREAM, 0); | ||
239 | struct iw_rangerange; | ||
240 | /* Get list of frequencies / channels */ | ||
241 | printf ("\n hostap card get the frequencies"); | ||
242 | /* Get list of frequencies / channels */ | ||
243 | if(iw_get_range_info(skfd, device, &range) < 0) | ||
244 | { /* We are failsave if something went wrong, asume only 11 channels */ | ||
245 | return 11; | ||
246 | } | ||
247 | else | ||
248 | { | ||
249 | if(range.num_frequency > 0) | ||
250 | { | ||
251 | return range.num_frequency; | ||
252 | } | ||
253 | else | ||
254 | { /* We are failsave asume only 11 channels */ | ||
255 | return 11; | ||
256 | } | ||
257 | } | ||
258 | |||
259 | } /* End of card_detect_channels */ | ||
260 | |||
261 | int iw_get_range_info(int skfd, const char * ifname, iw_range * range) | ||
262 | { | ||
263 | struct iwreq wrq2; | ||
264 | char buffer[sizeof(iw_range) * 2];/* Large enough */ | ||
265 | |||
266 | /* Cleanup */ | ||
267 | memset(buffer, 0, sizeof(buffer)); | ||
268 | wrq2.u.data.pointer = (caddr_t) buffer; | ||
269 | wrq2.u.data.length = sizeof(buffer); | ||
270 | wrq2.u.data.flags = 0; | ||
271 | |||
272 | if(iw_get_ext(skfd, ifname, SIOCGIWRANGE, &wrq2) < 0) | ||
273 | { | ||
274 | wl_logerr("Could not get the range from the interface"); | ||
275 | return(-1); | ||
276 | } | ||
277 | else | ||
278 | { | ||
279 | /* Copy stuff at the right place, ignore extra */ | ||
280 | memcpy((char *) range, buffer, sizeof(iw_range)); | ||
281 | return 0; | ||
282 | } | ||
283 | } | ||
284 | |||
285 | /*------------------------------------------------------------------*/ | ||
286 | /* | ||
287 | * Convert our internal representation of frequencies to a floating point. | ||
288 | */ | ||
289 | double iw_freq2float(iw_freq * in) | ||
290 | { | ||
291 | int i; | ||
292 | double res = (double) in->m; | ||
293 | for(i = 0; i < in->e; i++) | ||
294 | res *= 10; | ||
295 | return(res); | ||
296 | } | ||
297 | |||
298 | |||
299 | void iw_float2freq(double in, iw_freq *out) | ||
300 | { | ||
301 | /* Version without libm : slower */ | ||
302 | out->e = 0; | ||
303 | while(in > 1e9) | ||
304 | { | ||
305 | in /= 10; | ||
306 | out->e++; | ||
307 | } | ||
308 | out->m = (long) in; | ||
309 | } | ||
310 | |||
311 | |||
312 | |||
diff --git a/noncore/net/wellenreiter/libwellenreiter/source/cardmode.hh b/noncore/net/wellenreiter/libwellenreiter/source/cardmode.hh index 4a95956..b35dddd 100644 --- a/noncore/net/wellenreiter/libwellenreiter/source/cardmode.hh +++ b/noncore/net/wellenreiter/libwellenreiter/source/cardmode.hh | |||
@@ -37,2 +37,8 @@ extern "C" | |||
37 | 37 | ||
38 | /* Some usefull constants for frequencies */ | ||
39 | #define KILO 1e3 | ||
40 | #define MEGA 1e6 | ||
41 | #define GIGA 1e9 | ||
42 | |||
43 | |||
38 | /* only for now, until we have the daemon running */ | 44 | /* only for now, until we have the daemon running */ |
@@ -42,6 +48,45 @@ extern "C" | |||
42 | /* Prototypes */ | 48 | /* Prototypes */ |
43 | int card_check_rfmon_datalink (char *device); | 49 | int card_check_rfmon_datalink (const char *device); |
44 | int card_into_monitormode (pcap_t **, char *, int); | 50 | int card_into_monitormode (pcap_t **, const char *, int); |
45 | int card_set_promisc_up (const char *); | 51 | int card_set_promisc_up (const char *); |
46 | int card_set_channel (const char *device, int channel,int cardtype); | 52 | int card_set_channel (const char *device, int channel,int cardtype); |
53 | int iw_get_range_info(int skfd, const char * ifname, struct iw_range * range); | ||
54 | double iw_freq2float(iw_freq * in); | ||
55 | void iw_float2freq(double in, iw_freq *out); | ||
56 | int card_detect_channels (char * device); | ||
57 | |||
58 | |||
59 | /*------------------------------------------------------------------*/ | ||
60 | /* | ||
61 | * Wrapper to push some Wireless Parameter in the driver | ||
62 | */ | ||
63 | static inline int | ||
64 | iw_set_ext(int skfd, /* Socket to the kernel */ | ||
65 | char * ifname, /* Device name */ | ||
66 | int request,/* WE ID */ | ||
67 | struct iwreq * pwrq) /* Fixed part of the request */ | ||
68 | { | ||
69 | /* Set device name */ | ||
70 | strncpy(pwrq->ifr_name, ifname, IFNAMSIZ); | ||
71 | /* Do the request */ | ||
72 | return(ioctl(skfd, request, pwrq)); | ||
73 | } | ||
74 | |||
75 | /*------------------------------------------------------------------*/ | ||
76 | /* | ||
77 | * Wrapper to extract some Wireless Parameter out of the driver | ||
78 | */ | ||
79 | static inline int | ||
80 | iw_get_ext(int skfd, /* Socket to the kernel */ | ||
81 | char * ifname, /* Device name */ | ||
82 | int request,/* WE ID */ | ||
83 | struct iwreq * pwrq) /* Fixed part of the request */ | ||
84 | { | ||
85 | /* Set device name */ | ||
86 | strncpy(pwrq->ifr_name, ifname, IFNAMSIZ); | ||
87 | /* Do the request */ | ||
88 | return(ioctl(skfd, request, pwrq)); | ||
89 | } | ||
90 | |||
91 | |||
47 | 92 | ||