Diffstat (limited to 'noncore/net/wellenreiter/libwellenreiter/source/cardmode.cc') (more/less context) (ignore whitespace changes)
| -rw-r--r-- | noncore/net/wellenreiter/libwellenreiter/source/cardmode.cc | 451 |
1 files changed, 0 insertions, 451 deletions
diff --git a/noncore/net/wellenreiter/libwellenreiter/source/cardmode.cc b/noncore/net/wellenreiter/libwellenreiter/source/cardmode.cc deleted file mode 100644 index 4f187c0..0000000 --- a/noncore/net/wellenreiter/libwellenreiter/source/cardmode.cc +++ b/dev/null @@ -1,451 +0,0 @@ -/* - * Set card modes for sniffing - * - * $Id$ - */ - -#include "cardmode.hh" -#include "wl_log.hh" -pcap_t *handletopcap; -/* main card into monitor function */ -int card_into_monitormode (const char *device, int cardtype) -{ - char CiscoRFMON[35] = "/proc/driver/aironet/"; - FILE *CISCO_CONFIG_FILE; - - /* Checks if we have a device to sniff on */ - if(device == NULL) - { - wl_logerr("No device given"); - return 0; - } - - /* Setting the promiscous and up flag to the interface */ - if (!card_set_promisc_up(device)) - { - wl_logerr("Cannot set interface to promisc mode"); - return 0; - } - wl_loginfo("Interface set to promisc mode"); - - /* Check the cardtype and executes the commands to go into monitor mode */ - if (cardtype == CARD_TYPE_CISCO) - { - /* bring the sniffer into rfmon mode */ - snprintf(CiscoRFMON, sizeof(CiscoRFMON) - 1, DEFAULT_PATH, device); - if((CISCO_CONFIG_FILE = fopen(CiscoRFMON,"w")) == NULL) - { - wl_logerr("Cannot open config file: %s", strerror(errno)); - return 0; - } - fputs ("Mode: r",CISCO_CONFIG_FILE); - fputs ("Mode: y",CISCO_CONFIG_FILE); - fputs ("XmitPower: 1",CISCO_CONFIG_FILE); - fclose(CISCO_CONFIG_FILE); - } - else if (cardtype == CARD_TYPE_NG) - { - char wlanngcmd[80]; - snprintf(wlanngcmd, sizeof(wlanngcmd) - 1, "$(which wlanctl-ng) %s lnxreq_wlansniff channel=%d enable=true", device, 1); - if (system(wlanngcmd) != 0) - { - wl_logerr("Could not set %s in raw mode, check cardtype", device); - return 0; - } - } - else if (cardtype == CARD_TYPE_HOSTAP) - { -#if WIRELESS_EXT > 14 - // IW_MODE_MONITOR was implemented in Wireless Extensions Version 15 - int skfd; - skfd = socket(AF_INET, SOCK_STREAM, 0); - struct iwreq wrq; - wrq.u.mode = IW_MODE_MONITOR; - - if(iw_set_ext(skfd,(char *) device,SIOCSIWMODE,&wrq)<0) - { - wl_logerr("Could not set hostap card %s to raw mode, check cardtype", device); - return 0; - } - else - { - wl_loginfo("Successfully set hostap card %s into raw mode",device); - return 1; - } - return 1; -#else - // Wireless Extensions < Version 15 need iwpriv commandos for monitoring - int fd; - //Wireless tools structure for the iocalls - struct iwreq ireq; - int *ptr; - /* Socket needed to use the iocall to */ - fd = socket(AF_INET, SOCK_STREAM, 0); - - if ( fd == -1 ) { - return -1; - } - - ptr = (int *) ireq.u.name; - // This is the monitor mode for 802.11 non-prism header - ptr[0] = 2; - strcpy(ireq.ifr_ifrn.ifrn_name, device); - if (ioctl( fd, SIOCDEVPRIVATE, &ireq)==0) - { - /* All was fine... */ - close(fd); - wl_loginfo("Set hostap card %s into monitormode",device); - return 1; - } - else - { - /* iocall does not work */ - close(fd); - wl_logerr("Could not set hostap card %s into monitormode, check cardtype",device); - return 0; - } -#endif - } - else if (cardtype == CARD_TYPE_ORINOCCO ) - { - if (!card_set_channel (device, 1, CARD_TYPE_ORINOCCO)) - { - wl_logerr("Could not set %s in raw mode, check cardtype", device); - return 0; - } - else - { - wl_loginfo("Successfully set %s into raw mode",device); - } - } - - /* Setting the promiscous and up flag to the interface */ - if (!card_check_rfmon_datalink(device)) - { - wl_logerr("Cannot set interface to rfmon mode"); - return 0; - } - else - { - wl_loginfo("Interface set to rfmon mode"); - } - return 1; -} - -/* Check card is in the rfmon mode */ -int card_check_rfmon_datalink (const char *device) -{ - int datalinktype=0; - pcap_t *phandle; - phandle = pcap_open_live((char *)device, 65,0,0,NULL); - datalinktype = pcap_datalink (phandle); - pcap_close(phandle); - - if (datalinktype != DLT_IEEE802_11) /* Rawmode is IEEE802_11 */ - { - return 0; - } - else - { - wl_loginfo("Your successfully listen on %s in 802.11 raw mode", device); - return 1; - } -} - -/* Ipaq running familiar does not have a loopback device, we need one */ -int check_loopback() -{ - /* Checking for a loopback interface with 127.0.0.1, otherwise the other stuff seems to fail on - familiar linux on ipaq's */ - int err; - /* First generate a socket to use with iocalls */ - int fd = socket(AF_INET, SOCK_DGRAM, 0); - if (fd < 0) - { - /* In case of an error */ - wl_logerr("check_loopback, generation of a socket failed, cannot continue"); - return 0; - } - /* Fill an empty an interface structure with the right flags (UP and Promsic) */ - struct ifreq ifr; - strncpy(ifr.ifr_name, "lo",3); - - /* Get the interface flags, loopback interfaces can be detected that way */ - err = ioctl(fd, SIOCGIFFLAGS, &ifr); - if (err < 0) - { - wl_logerr("check_loopback, could not get the flags of lo, check if you got a lo loopback interface, cannot continue"); - close(fd); - return 0; - } - /* Checking the flags for IFF_LOOPBACK flags */ - if(ifr.ifr_flags && IFF_LOOPBACK) - { - /* Yes, we do have a loopback interface....sup! */ - close(fd); - wl_loginfo ("check_loopback, check for loopback interface lo successful"); - return 1; - } - else - { - wl_logerr("check_loopback, did not found an interface lo with the IFF_LOOPBACK flag set, cannot continue"); - close(fd); - return 0; - } - /* Should never be reached */ - return 0; -} /*check_loopback */ - - -/* Set card into promisc mode */ -int card_set_promisc_up (const char *device) -{ - int err; - /* First generate a socket to use with iocalls */ - int fd = socket(AF_INET, SOCK_DGRAM, 0); - if (fd < 0) - { - /* In case of an error */ - perror("socket"); - return 0; - } - - /* Fill an empty an interface structure with the right flags (UP and Promsic) */ - struct ifreq ifr; - strncpy(ifr.ifr_name, device,10); - ifr.ifr_flags = IFF_UP + IFF_PROMISC; - err = ioctl(fd, SIOCSIFFLAGS, &ifr); - if (err < 0) - { - perror("Could not access the interface, "); - close(fd); - return 0; - } - - /* Get the informations back from the interface to check if the flags are correct */ - strncpy(ifr.ifr_name, device,10); - err = ioctl(fd, SIOCGIFFLAGS, &ifr); - if (err < 0) - { - perror("Could not access the interface, "); - close(fd); - return 0; - } - - if(ifr.ifr_flags && IFF_UP) - { - close(fd); - return 1; - } - else - { - wl_logerr("Could not set promisc flag on %d", device); - close(fd); - return 0; - } -} - -/* Remove card from promisc mode */ -int card_remove_promisc (const char *device) -{ - int err; - /* First generate a socket to use with iocalls */ - int fd = socket(AF_INET, SOCK_DGRAM, 0); - if (fd < 0) - { - /* In case of an error */ - perror("socket"); - return 0; - } - - /* Fill an empty an interface structure with the right flags (UP and Promsic) */ - struct ifreq ifr; - /* Get the flags from the interface*/ - strncpy(ifr.ifr_name, device,10); - err = ioctl(fd, SIOCGIFFLAGS, &ifr); - if (err < 0) - { - perror("Could not access the interface, "); - close(fd); - return 0; - } - /* Remove the IFF_PROMISC flag */ - ifr.ifr_flags = ifr.ifr_flags - IFF_PROMISC; - /*Set the new flags to the interface*/ - err = ioctl(fd, SIOCSIFFLAGS, &ifr); - if (err < 0) - { - perror("Could not access the interface, "); - close(fd); - return 0; - } - - /* Get the flags again to check if IFF_PROMISC is removed */ - err = ioctl(fd, SIOCGIFFLAGS, &ifr); - if (err < 0) - { - perror("Could not access the interface, "); - close(fd); - return 0; - } - if(ifr.ifr_flags && IFF_PROMISC) - { - wl_logerr("Could not remove the promisc flag on %d", device); - close(fd); - return 0; - } - else - { - /* Successfully removed the promisc flags */ - close(fd); - return 1; - } -} - - - - -/* Set channel (Wireless frequency) of the device */ -int card_set_channel (const char *device, int channel, int cardtype) -{ - if (cardtype == CARD_TYPE_CISCO || cardtype == CARD_TYPE_NG) - { - /* Cisco and wlan-ng drivers don't need channelswitching */ - return 1; - } - /* If it is a lucent orinocco card */ - else if (cardtype == CARD_TYPE_ORINOCCO) - { - int fd; - //Wireless tools structure for the iocalls - struct iwreq ireq; - int *ptr; - /* Socket needed to use the iocall to */ - fd = socket(AF_INET, SOCK_STREAM, 0); - - if ( fd == -1 ) { - return -1; - } - - ptr = (int *) ireq.u.name; - // This is the monitor mode for 802.11 non-prism header - ptr[0] = 2; - ptr[1] = channel; - strcpy(ireq.ifr_ifrn.ifrn_name, device); - if (ioctl( fd, SIOCIWFIRSTPRIV + 0x8, &ireq)==0) - { - /* All was fine... */ - close(fd); - wl_loginfo("Set channel %d on interface %s",channel, device); - return 1; - } - else - { - /* iocall does not work */ - close(fd); - wl_logerr("Could not set channel %d on %s, check cardtype",channel, device); - return 0; - } - } - /* when it is an hostap card you need another iocall for channel switching */ - else if (cardtype == CARD_TYPE_HOSTAP) - { - int skfd; - skfd = socket(AF_INET, SOCK_STREAM, 0); - struct iwreq wrq; - iw_float2freq((double) channel, &wrq.u.freq); - - if(iw_set_ext(skfd,(char *) device,SIOCSIWFREQ,&wrq)<0) - { - wl_logerr("Could not set hostap card %s to channel %d", device, channel); - return 0; - } - else - { - wl_loginfo("Successfully set hostap card %s to channel %d", device, channel); - return 1; - } - } - /* For undefined situations */ - return 0; -} - - -int card_detect_channels (char * device) -{ - int skfd; - skfd = socket(AF_INET, SOCK_STREAM, 0); - struct iw_range range; - /* Get list of frequencies / channels */ - printf ("\n hostap card get the frequencies"); - /* Get list of frequencies / channels */ - if(iw_get_range_info(skfd, device, &range) < 0) - { /* We are failsave if something went wrong, asume only 11 channels */ - return 11; - } - else - { - if(range.num_frequency > 0) - { - return range.num_frequency; - } - else - { /* We are failsave asume only 11 channels */ - return 11; - } - } - -} /* End of card_detect_channels */ - -int iw_get_range_info(int skfd, const char * ifname, iw_range * range) -{ - struct iwreq wrq2; - char buffer[sizeof(iw_range) * 2]; /* Large enough */ - - /* Cleanup */ - memset(buffer, 0, sizeof(buffer)); - wrq2.u.data.pointer = (caddr_t) buffer; - wrq2.u.data.length = sizeof(buffer); - wrq2.u.data.flags = 0; - - if(iw_get_ext(skfd, (char *)ifname, SIOCGIWRANGE, &wrq2) < 0) - { - wl_logerr("Could not get the range from the interface"); - return(-1); - } - else - { - /* Copy stuff at the right place, ignore extra */ - memcpy((char *) range, buffer, sizeof(iw_range)); - return 0; - } -} - -/*------------------------------------------------------------------*/ -/* - * Convert our internal representation of frequencies to a floating point. - */ -double iw_freq2float(iw_freq * in) -{ - int i; - double res = (double) in->m; - for(i = 0; i < in->e; i++) - res *= 10; - return(res); -} - - -void iw_float2freq(double in, iw_freq * out) -{ - /* Version without libm : slower */ - out->e = 0; - while(in > 1e9) - { - in /= 10; - out->e++; - } - out->m = (long) in; -} - - - |