author | max <max> | 2003-02-07 03:23:16 (UTC) |
---|---|---|
committer | max <max> | 2003-02-07 03:23:16 (UTC) |
commit | 2e7e176817b5d162b054f97ed6650e659730f4ae (patch) (unidiff) | |
tree | 6b64a6ab7cbef944a564eabe6f63d8ac89eafefc /noncore/net | |
parent | 9062b40d50264bc479ee0425778c552ef20ee304 (diff) | |
download | opie-2e7e176817b5d162b054f97ed6650e659730f4ae.zip opie-2e7e176817b5d162b054f97ed6650e659730f4ae.tar.gz opie-2e7e176817b5d162b054f97ed6650e659730f4ae.tar.bz2 |
Flags and datalink
-rw-r--r-- | noncore/net/wellenreiter/libwellenreiter/source/cardmode.cc | 122 | ||||
-rw-r--r-- | noncore/net/wellenreiter/libwellenreiter/source/cardmode.hh | 2 |
2 files changed, 68 insertions, 56 deletions
diff --git a/noncore/net/wellenreiter/libwellenreiter/source/cardmode.cc b/noncore/net/wellenreiter/libwellenreiter/source/cardmode.cc index def1a4b..1add34c 100644 --- a/noncore/net/wellenreiter/libwellenreiter/source/cardmode.cc +++ b/noncore/net/wellenreiter/libwellenreiter/source/cardmode.cc | |||
@@ -2,132 +2,142 @@ | |||
2 | * Set card modes for sniffing | 2 | * Set card modes for sniffing |
3 | * | 3 | * |
4 | * $Id$ | 4 | * $Id$ |
5 | */ | 5 | */ |
6 | 6 | ||
7 | #include "cardmode.hh" | 7 | #include "cardmode.hh" |
8 | #include "wl_log.hh" | 8 | #include "wl_log.hh" |
9 | 9 | ||
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, char *device, int cardtype) |
12 | { | 12 | { |
13 | char CiscoRFMON[35] = "/proc/driver/aironet/"; | 13 | char CiscoRFMON[35] = "/proc/driver/aironet/"; |
14 | FILE *CISCO_CONFIG_FILE; | 14 | FILE *CISCO_CONFIG_FILE; |
15 | 15 | ||
16 | /* Checks if we have a device to sniff on */ | 16 | /* Checks if we have a device to sniff on */ |
17 | if(device == NULL) | 17 | if(device == NULL) |
18 | { | 18 | { |
19 | wl_logerr("No device given"); | 19 | wl_logerr("No device given"); |
20 | return 0; | 20 | return 0; |
21 | } | 21 | } |
22 | 22 | ||
23 | /* Setting the promiscous and up flag to the interface */ | 23 | /* Setting the promiscous and up flag to the interface */ |
24 | if (!card_set_promisc_up(device)) | 24 | if (!card_set_promisc_up(device)) |
25 | { | 25 | { |
26 | wl_logerr("Cannot set interface to promisc mode: %s", strerror(errno)); | 26 | wl_logerr("Cannot set interface to promisc mode"); |
27 | return 0; | 27 | return 0; |
28 | } | 28 | } |
29 | wl_loginfo("Interface set to promisc mode"); | 29 | wl_loginfo("Interface set to promisc mode"); |
30 | 30 | ||
31 | /* Check the cardtype and executes the commands to go into monitor mode */ | 31 | /* Check the cardtype and executes the commands to go into monitor mode */ |
32 | if (cardtype == CARD_TYPE_CISCO) | 32 | if (cardtype == CARD_TYPE_CISCO) |
33 | { | 33 | { |
34 | /* bring the sniffer into rfmon mode */ | 34 | /* bring the sniffer into rfmon mode */ |
35 | snprintf(CiscoRFMON, sizeof(CiscoRFMON) - 1, DEFAULT_PATH, device); | 35 | snprintf(CiscoRFMON, sizeof(CiscoRFMON) - 1, DEFAULT_PATH, device); |
36 | if((CISCO_CONFIG_FILE = fopen(CiscoRFMON,"w")) == NULL) | 36 | if((CISCO_CONFIG_FILE = fopen(CiscoRFMON,"w")) == NULL) |
37 | { | 37 | { |
38 | wl_logerr("Cannot open config file: %s", strerror(errno)); | 38 | wl_logerr("Cannot open config file: %s", strerror(errno)); |
39 | return 0; | 39 | return 0; |
40 | } | 40 | } |
41 | fputs ("Mode: r",CISCO_CONFIG_FILE); | 41 | fputs ("Mode: r",CISCO_CONFIG_FILE); |
42 | fputs ("Mode: y",CISCO_CONFIG_FILE); | 42 | fputs ("Mode: y",CISCO_CONFIG_FILE); |
43 | fputs ("XmitPower: 1",CISCO_CONFIG_FILE); | 43 | fputs ("XmitPower: 1",CISCO_CONFIG_FILE); |
44 | fclose(CISCO_CONFIG_FILE); | 44 | fclose(CISCO_CONFIG_FILE); |
45 | } | 45 | } |
46 | else if (cardtype == CARD_TYPE_NG) | 46 | else if (cardtype == CARD_TYPE_NG) |
47 | { | 47 | { |
48 | char wlanngcmd[62]; | 48 | char wlanngcmd[62]; |
49 | snprintf(wlanngcmd, sizeof(wlanngcmd) - 1, "%s %s lnxreq_wlansniff channel=1 enable=true", WLANCTL_PATH, device); | 49 | snprintf(wlanngcmd, sizeof(wlanngcmd) - 1, "%s %s lnxreq_wlansniff channel=1 enable=true", WLANCTL_PATH, device); |
50 | if (system(wlanngcmd) != 0) | 50 | if (system(wlanngcmd) != 0) |
51 | { | 51 | { |
52 | wl_logerr("Could not set %s in raw mode, check cardtype", device); | 52 | wl_logerr("Could not set %s in raw mode, check cardtype", device); |
53 | return 0; | 53 | return 0; |
54 | } | 54 | } |
55 | } | 55 | } |
56 | else if (cardtype == CARD_TYPE_HOSTAP) | 56 | else if (cardtype == CARD_TYPE_HOSTAP) |
57 | { | 57 | { |
58 | wl_logerr("Got a host-ap card, nothing is implemented now"); | 58 | wl_logerr("Got a host-ap card, nothing is implemented now"); |
59 | char hostapcmd[250]; | 59 | char hostapcmd[250]; |
60 | snprintf(hostapcmd, sizeof(hostapcmd) -1, "%s %s monitor 2", IWPRIV_PATH, device); | 60 | snprintf(hostapcmd, sizeof(hostapcmd) -1, "%s %s monitor 2", IWPRIV_PATH, device); |
61 | if (system(hostapcmd) !=0) | 61 | if (system(hostapcmd) !=0) |
62 | { | 62 | { |
63 | wl_logerr("Could not set %s in raw mode, check cardtype", device); | 63 | wl_logerr("Could not set %s in raw mode, check cardtype", device); |
64 | return 0; | 64 | return 0; |
65 | } | 65 | } |
66 | } | 66 | } |
67 | 67 | ||
68 | /* Setting the promiscous and up flag to the interface */ | ||
69 | if (!card_check_rfmon_datalink(device)) | ||
70 | { | ||
71 | wl_logerr("Cannot set interface to rfmon mode"); | ||
72 | return 0; | ||
73 | } | ||
74 | else | ||
75 | { | ||
76 | wl_loginfo("Interface set to rfmon mode"); | ||
77 | } | ||
68 | return 1; | 78 | return 1; |
69 | } | 79 | } |
70 | 80 | ||
81 | /* Check card is in the rfmon mode */ | ||
82 | int card_check_rfmon_datalink (char *device) | ||
83 | { | ||
84 | int datalinktype=0; | ||
85 | pcap_t *phandle; | ||
86 | phandle = pcap_open_live(device, 65,0,0,NULL); | ||
87 | datalinktype = pcap_datalink (phandle); | ||
88 | |||
89 | if (datalinktype != DLT_IEEE802_11) /* Rawmode is IEEE802_11 */ | ||
90 | { | ||
91 | return 0; | ||
92 | } | ||
93 | else | ||
94 | { | ||
95 | wl_loginfo("Your successfully listen on %s in 802.11 raw mode", device); | ||
96 | return 1; | ||
97 | } | ||
98 | } | ||
99 | |||
71 | /* Set card into promisc mode */ | 100 | /* Set card into promisc mode */ |
72 | int card_set_promisc_up (const char *device) | 101 | int card_set_promisc_up (const char *device) |
73 | { | 102 | { |
74 | struct ifconf ifc; | 103 | int err; |
75 | struct ifreq ifr_x[50]; | 104 | /* First generate a socket to use with iocalls */ |
76 | u_int i; | 105 | int fd = socket(AF_INET, SOCK_DGRAM, 0); |
77 | int sockfd, err; | 106 | if (fd < 0) |
78 | err=0; | ||
79 | /* opening a socket for issuing the iocalls */ | ||
80 | sockfd = socket(PF_INET, SOCK_DGRAM, IPPROTO_IP); | ||
81 | |||
82 | if (sockfd < 0) | ||
83 | { | 107 | { |
84 | /* In case of an error - mjm proove that please*/ | 108 | /* In case of an error */ |
85 | perror("socket"); | 109 | perror("socket"); |
86 | return 1; | 110 | return 0; |
111 | } | ||
112 | |||
113 | /* Fill an empty an interface structure with the right flags (UP and Promsic) */ | ||
114 | struct ifreq ifr; | ||
115 | strncpy(ifr.ifr_name, device,10); | ||
116 | ifr.ifr_flags = IFF_UP + IFF_PROMISC; | ||
117 | err = ioctl(fd, SIOCSIFFLAGS, &ifr); | ||
118 | if (err < 0) | ||
119 | { | ||
120 | perror("Could not access the interface, "); | ||
121 | return 0; | ||
87 | } | 122 | } |
88 | /* Define room for 50 interfaces */ | ||
89 | ifc.ifc_len = 50 * sizeof(struct ifreq); | ||
90 | ifc.ifc_req = ifr_x; | ||
91 | /* Get the config of the interfaces */ | ||
92 | err = ioctl(sockfd, SIOCGIFCONF, &ifc); | ||
93 | if (err == -1) return 1; | ||
94 | 123 | ||
95 | /* For each interface*/ | 124 | /* Get the informations back from the interface to check if the flags are correct */ |
96 | for (i = 0; i < ifc.ifc_len / sizeof(struct ifreq); i++) | 125 | strncpy(ifr.ifr_name, device,10); |
97 | { | 126 | ioctl(fd, SIOCGIFFLAGS, &ifr); |
98 | /* To complete , should get the IP, if no is assigned, asign one */ | 127 | if (err < 0) |
99 | /*err = ioctl(sockfd, SIOCGIFADDR, &ifr_x[i]); | 128 | { |
100 | if (err == -1) perror("SIOCGIFADDR: "); | 129 | perror("Could not access the interface, "); |
101 | printf ("Address: %s\n",Sock_ntop_host(ifr_x[i].ifr_addr.sa_family,sizeof(ifr_x[i].ifr_addr.sa_family))); | ||
102 | */ | ||
103 | if(strncmp(ifr_x[i].ifr_name,device,5) == 0) | ||
104 | { | ||
105 | /* Get the flags */ | ||
106 | err = ioctl(sockfd, SIOCGIFFLAGS, &ifr_x[i]); | ||
107 | if (err == -1) | ||
108 | { | ||
109 | perror("SIOCGIFFLAGS: "); | ||
110 | return 1; | ||
111 | } | ||
112 | /* Check if the Interface is UP and PROMISC */ | ||
113 | if (ifr_x[i].ifr_flags & IFF_PROMISC && ifr_x[i].ifr_flags & IFF_UP) | ||
114 | { | ||
115 | /* only debug text */ | ||
116 | printf ("%s is PROMISC and UP \n",ifr_x[i].ifr_name); | ||
117 | } | ||
118 | else | ||
119 | { | ||
120 | /* Set the promisc flag to the interface */ | ||
121 | ifr_x[i].ifr_flags=ifr_x[i].ifr_flags+IFF_PROMISC; | ||
122 | err = ioctl(sockfd, SIOCSIFFLAGS, &ifr_x[i]); | ||
123 | if (err == -1) | ||
124 | { | ||
125 | /* Could not set the interface into promisc mode */ | ||
126 | perror("SIOCSIFFLAGS: "); | ||
127 | } | ||
128 | } | ||
129 | } | ||
130 | } | ||
131 | /* All is fine */ | ||
132 | return 0; | 130 | return 0; |
131 | } | ||
132 | |||
133 | if(ifr.ifr_flags && IFF_UP) | ||
134 | { | ||
135 | printf("%s is ok\n", device); | ||
136 | return 1; | ||
137 | } | ||
138 | else | ||
139 | { | ||
140 | printf("%s flags could not be set", device); | ||
141 | return 0; | ||
142 | } | ||
133 | } | 143 | } |
diff --git a/noncore/net/wellenreiter/libwellenreiter/source/cardmode.hh b/noncore/net/wellenreiter/libwellenreiter/source/cardmode.hh index 7750fb6..babb109 100644 --- a/noncore/net/wellenreiter/libwellenreiter/source/cardmode.hh +++ b/noncore/net/wellenreiter/libwellenreiter/source/cardmode.hh | |||
@@ -1,41 +1,43 @@ | |||
1 | /* $Id$ */ | 1 | /* $Id$ */ |
2 | 2 | ||
3 | #ifndef CARDMODE_HH | 3 | #ifndef CARDMODE_HH |
4 | #define CARDMODE_HH | 4 | #define CARDMODE_HH |
5 | 5 | ||
6 | #include <string.h> | 6 | #include <string.h> |
7 | #include <stdlib.h> | 7 | #include <stdlib.h> |
8 | #include <errno.h> | 8 | #include <errno.h> |
9 | #include <sys/types.h> | 9 | #include <sys/types.h> |
10 | #include <sys/time.h> | 10 | #include <sys/time.h> |
11 | #include <sys/socket.h> | 11 | #include <sys/socket.h> |
12 | #include <netinet/in.h> | 12 | #include <netinet/in.h> |
13 | #include <arpa/inet.h> | ||
13 | #include <sys/ioctl.h> | 14 | #include <sys/ioctl.h> |
14 | #include <linux/if.h> | 15 | #include <linux/if.h> |
15 | 16 | ||
16 | 17 | ||
17 | extern "C" | 18 | extern "C" |
18 | { | 19 | { |
19 | #include <net/bpf.h> | 20 | #include <net/bpf.h> |
20 | #include <pcap.h> | 21 | #include <pcap.h> |
21 | } | 22 | } |
22 | 23 | ||
23 | /* Defines, used for the card setup */ | 24 | /* Defines, used for the card setup */ |
24 | #define DEFAULT_PATH "/proc/driver/aironet/%s/Config" | 25 | #define DEFAULT_PATH "/proc/driver/aironet/%s/Config" |
25 | #define CISCO_STATUS "/proc/driver/aironet/%s/Status" | 26 | #define CISCO_STATUS "/proc/driver/aironet/%s/Status" |
26 | #define CARD_TYPE_CISCO1 | 27 | #define CARD_TYPE_CISCO1 |
27 | #define CARD_TYPE_NG 2 | 28 | #define CARD_TYPE_NG 2 |
28 | #define CARD_TYPE_HOSTAP3 | 29 | #define CARD_TYPE_HOSTAP3 |
29 | 30 | ||
30 | /* only for now, until we have the daemon running */ | 31 | /* only for now, until we have the daemon running */ |
31 | /*the config file should provide these information */ | 32 | /*the config file should provide these information */ |
32 | #define CARD_TYPE CARD_TYPE_HOSTAP | 33 | #define CARD_TYPE CARD_TYPE_HOSTAP |
33 | #define SBIN_PATH "/sbin/ifconfig %s promisc up" | 34 | #define SBIN_PATH "/sbin/ifconfig %s promisc up" |
34 | #define WLANCTL_PATH "/sbin/wlanctl-ng" | 35 | #define WLANCTL_PATH "/sbin/wlanctl-ng" |
35 | #define IWPRIV_PATH "/sbin/iwpriv" | 36 | #define IWPRIV_PATH "/sbin/iwpriv" |
36 | 37 | ||
37 | /* Prototypes */ | 38 | /* Prototypes */ |
39 | int card_check_rfmon_datalink (char *device); | ||
38 | int card_into_monitormode (pcap_t **, char *, int); | 40 | int card_into_monitormode (pcap_t **, char *, int); |
39 | int card_set_promisc_up (const char *); | 41 | int card_set_promisc_up (const char *); |
40 | 42 | ||
41 | #endif /* CARDMODE_HH */ | 43 | #endif /* CARDMODE_HH */ |