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path: root/noncore/net/wellenreiter/daemon/source/daemon.cc
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Diffstat (limited to 'noncore/net/wellenreiter/daemon/source/daemon.cc') (more/less context) (ignore whitespace changes)
-rw-r--r--noncore/net/wellenreiter/daemon/source/daemon.cc27
1 files changed, 8 insertions, 19 deletions
diff --git a/noncore/net/wellenreiter/daemon/source/daemon.cc b/noncore/net/wellenreiter/daemon/source/daemon.cc
index 3a28217..b840f17 100644
--- a/noncore/net/wellenreiter/daemon/source/daemon.cc
+++ b/noncore/net/wellenreiter/daemon/source/daemon.cc
@@ -1,86 +1,75 @@
1/* 1/*
2 * Startup functions of wellenreiter 2 * Startup functions of wellenreiter
3 * 3 *
4 * $Id$ 4 * $Id$
5 */ 5 */
6 6
7#include "config.hh" 7#include "config.hh"
8#include "daemon.hh" 8#include "daemon.hh"
9 9
10/* should be parsed from cfg-file */ 10/* should be parsed from cfg-file */
11#define MAXCHANNEL 13 11#define MAXCHANNEL 13
12#define CHANINTERVAL 500000 12#define CHANINTERVAL 500000
13 13
14
14/* Main function of wellenreiterd */ 15/* Main function of wellenreiterd */
15int main(int argc, char **argv) 16int main(int argc, char **argv)
16{ 17{
17 int sock, maxfd, retval; 18 int sock, maxfd, retval;
18 char buffer[WL_SOCKBUF]; 19 char buffer[WL_SOCKBUF];
19 struct pcap_pkthdr header; 20 struct pcap_pkthdr header;
20 struct sockaddr_in saddr; 21 struct sockaddr_in saddr;
21 pcap_t *handletopcap; 22// pcap_t *handletopcap;
22 wl_cardtype_t cardtype; 23 wl_cardtype_t cardtype;
23 pthread_t sub; 24 pthread_t sub;
24 const unsigned char *packet; 25 const unsigned char *packet;
25 26
26 fd_set rset; 27 fd_set rset;
27 28
28 fprintf(stderr, "wellenreiterd %s\n\n", VERSION); 29 fprintf(stderr, "wellenreiterd %s\n\n", VERSION);
29 fprintf(stderr, "(c) 2002 by M-M-M\n\n"); 30 fprintf(stderr, "(c) 2002 by M-M-M\n\n");
30 31
31 if(argc < 3) 32 if(argc < 3)
32 usage(); 33 usage();
33 34
34 /* Set sniffer device */ 35 /* Set sniffer device */
35 memset(cardtype.iface, 0, sizeof(cardtype.iface)); 36 memset(cardtype.iface, 0, sizeof(cardtype.iface));
36 strncpy(cardtype.iface, (char *)argv[1], sizeof(cardtype.iface) - 1); 37 strncpy(cardtype.iface, (char *)argv[1], sizeof(cardtype.iface) - 1);
37 38
38 /* Set card type */ 39 /* Set card type */
39 cardtype.type = atoi(argv[2]); 40 cardtype.type = atoi(argv[2]);
40 if(cardtype.type < 1 || cardtype.type > 4) 41 if(cardtype.type < 1 || cardtype.type > 4)
41 usage(); 42 usage();
42 43
43 /* set card into monitor mode */ 44 /* Until we do not act as a read daemon, it starts the sniffer
44 if(!card_into_monitormode(&handletopcap, cardtype.iface, 45 right after startup */
45 cardtype.type)) 46 if (!start_sniffer(cardtype.iface,cardtype.type))
46 { 47 {
47 wl_logerr("Cannot initialize the wireless-card, aborting"); 48 wl_logerr("daemon, start_sniff did not return proper, aborting");
48 exit(EXIT_FAILURE); 49 exit(EXIT_FAILURE);
49 } 50 }
50 wl_loginfo("Set card into monitor mode"); 51 wl_loginfo ("daemon, wireless card prepared for sniffing");
51
52 /* setup pcap */
53 if((handletopcap = pcap_open_live(cardtype.iface,
54 BUFSIZ, 1, 0, NULL)) == NULL)
55 {
56 wl_logerr("pcap_open_live() failed: %s", strerror(errno));
57 exit(EXIT_FAILURE);
58 }
59
60#ifdef HAVE_PCAP_NONBLOCK
61 pcap_setnonblock(handletopcap, 1, NULL);
62#endif
63 52
64 /* Setup socket for incoming commands */ 53 /* Setup socket for incoming commands */
65 if((sock=wl_setupsock(DAEMONADDR, DAEMONPORT, saddr)) < 0) 54 if((sock=wl_setupsock(DAEMONADDR, DAEMONPORT, saddr)) < 0)
66 { 55 {
67 wl_logerr("Cannot setup socket"); 56 wl_logerr("Cannot setup socket");
68 exit(EXIT_FAILURE); 57 exit(EXIT_FAILURE);
69 } 58 }
70 wl_loginfo("Set up socket '%d' for GUI communication", sock); 59 wl_loginfo("Set up socket '%d' for GUI communication", sock);
71 60
72 /* Create channelswitching thread */ 61 /* Create channelswitching thread */
73 if(pthread_create(&sub, NULL, channel_switcher, 62 if(pthread_create(&sub, NULL, channel_switcher,
74 (void *)&cardtype) != 0) 63 (void *)&cardtype) != 0)
75 { 64 {
76 wl_logerr("Cannot create thread: %s", strerror(errno)); 65 wl_logerr("Cannot create thread: %s", strerror(errno));
77 close(sock); 66 close(sock);
78 exit(EXIT_FAILURE); 67 exit(EXIT_FAILURE);
79 } 68 }
80 if(pthread_detach(sub)) 69 if(pthread_detach(sub))
81 { 70 {
82 wl_logerr("Error detaching thread"); 71 wl_logerr("Error detaching thread");
83 close(sock); 72 close(sock);
84 pthread_exit((pthread_t *)sub); 73 pthread_exit((pthread_t *)sub);
85 exit(EXIT_FAILURE); 74 exit(EXIT_FAILURE);
86 } 75 }