X-Git-Url: https://hackdaworld.org/gitweb/?p=my-code%2Fhdw-sniff.git;a=blobdiff_plain;f=main.c;h=699eeac021eac760d34d45012b76319eb19e5df4;hp=a0f557584e3a5ff19da5b02d5f67bd9dae20c95d;hb=e0585c09c6eca4aa0af0a5a658e6e711fb76d3a5;hpb=ce967f4d1e3dc10cda58062bc21aaf264e1a0f81 diff --git a/main.c b/main.c index a0f5575..699eeac 100644 --- a/main.c +++ b/main.c @@ -1,39 +1,101 @@ /* * main.c - main hdw-sniff * - * Copyright (C) 2004 hackbard@hackdaworld.dyndns.org + * Copyright (C) 2004/05 hackbard@hackdaworld.org * */ #include "main.h" -void parse_package(unsigned char *ptr,const struct pcap_pkthdr *pcap_header,const unsigned char *package); +// void parse_package(unsigned char *ptr,const struct pcap_pkthdr *pcap_header,const unsigned char *package); /* functions */ -int get_user_event(t_info *info) { - char event; - if(read(0,&event,1)!=1) { - perror("reading user interaction failed"); - return -23; +int display_console(t_info *info,char *string) { + + int x,y; + t_display *display; + + display=(t_display *)&(info->display); + + x=display->max_x-1; + y=display->max_y-1; + + display_line(display,0,0,2,0,'-'); + display_string(display,4,0,"essid",5); + display_line(display,10,0,x,0,'-'); + + //display_line(display,0,0,0,y,'|'); + //display_line(display,x,0,x,y,'|'); + + display_line(display,0,y-1,x,y-1,'-'); + + display_draw(display); + + return 23; +} + +int noop(t_input *input,void *ptr) { + + return 23; +} + +int get_user_interaction(t_info *info) { + + char *string; + + string=(char *)malloc(info->display.max_x*sizeof(char)); + + input_get_event(&(info->input),noop,info); + + /* + if(info->input.content[0]=='h') { + display_console(info,"hdw-sniff help:"); + display_console(info,"h - print this help"); + display_console(info,"x - enable/disable hex output"); + display_console(info,"a - enable/disable ascii output"); + display_console(info,"q - quit"); + display_console(info,"console navigation: arrow up/down"); + display_console(info,"network list navigation: page up/down"); } - printf("user event: %c ",event); - if(event=='h') { - info->mode^=MODE_HEXOUT; - printf("- hex output: %c\n",info->mode&MODE_HEXOUT?'a':'n'); + */ + + if(info->input.content[0]=='x') { + info->mode^=MODE_HEXOUT; + display_console(info,"toggled hex output"); + } + + else if(info->input.content[0]=='a') { + info->mode^=MODE_ASCIIOUT; + display_console(info,"toggled ascii output"); } - if(event=='a') { - info->mode^=MODE_ASCIIOUT; - printf("- ascii output: %c\n",info->mode&MODE_ASCIIOUT?'a':'n'); + + else if(info->input.content[0]=='q') { + event_stop(&(info->event)); + display_console(info,"quit!"); } - if(event=='q') { - info->mode|=MODE_QUIT; - printf("- shutting down!\n"); + + else { + snprintf(string,info->display.max_x,"unknown event (%x)", + info->input.content[0]); + display_console(info,string); } return 23; } +int react_on_event(t_event *event,void *ptr) { + + t_info *info; + + info=(t_info *)ptr; + + if(event_check(event,0)==E_FD_YES) get_user_interaction(info); + else pcap_dispatch(info->pcap_handle,-1,parse_package,(u_char *)ptr); + + return 23; +} + int usage(void) { puts("usage: hdw-sniff "); puts("\toptions:"); @@ -41,13 +103,19 @@ int usage(void) { puts("\t\t-d \twlan0,eth0"); puts("\t\t-l "); puts("\t\t-k \t(string)"); + puts("\t\t-D \t(dump packages to file)"); puts("\t\t-h \tdisplay this help message"); puts(""); + + return 23; } -int hop_channel(t_info *info) { +int hop_channel(t_event *event,void *ptr) { struct iwreq iwreq; + t_info *info; + + info=(t_info *)ptr; if(info->current_channel>=CHANNEL_MAX) info->current_channel=1; memset(&iwreq,0,sizeof(iwreq)); @@ -67,8 +135,7 @@ int main(int argc, char **argv) { t_info info; int pcap_fd; - fd_set fds; - struct timeval hop_f; + int logfd; int i; char sys_call[MAX_SYSCALL_CHARS]; char pcap_error[PCAP_ERRBUF_SIZE]; @@ -100,12 +167,19 @@ int main(int argc, char **argv) { ++i; break; case 'l': - if ((info.logfile_fd=open(argv[i+1],O_RDWR|O_CREAT))!=0) + if((info.log_fd=open(argv[i+1],O_RDWR|O_CREAT))!=0) printf("logfile -> %s\n",argv[i+1]); else puts("warning: can't write to logfile."); ++i; break; + case 'D': + if((info.dump_fd=open(argv[i+1],O_RDWR|O_CREAT))!=0) + printf("dump file -> %s\n",argv[i+1]); + else + puts("warning: can't dump to file."); + ++i; + break; case 'd': strncpy(info.device,argv[i+1],MAX_DEV_CHARS); ++i; @@ -130,6 +204,14 @@ int main(int argc, char **argv) { puts("setting up device ..."); system(sys_call); + if(info.log_fd==0) { + if((info.log_fd=open("/tmp/hdw-sniff.log",O_RDWR|O_CREAT))!=0) + puts("using logfile /tmp/hdw-sniff.log ..."); + else { + puts("failed to open logfile ..."); + return -23; + } + /* pcap */ if((info.pcap_handle=pcap_open_live(info.device,BUFSIZ,1,-1,pcap_error))==NULL) { @@ -142,31 +224,32 @@ int main(int argc, char **argv) { /* socket fd for channel hopping */ info.channel_hop_fd=socket(AF_INET,SOCK_DGRAM,0); - /* parse packages until user breaks */ - while(!(info.mode&MODE_QUIT)) - { - /* watch pcap_fd and stdin (reading) */ - FD_ZERO(&fds); - FD_SET(pcap_fd,&fds); - FD_SET(0,&fds); - hop_f.tv_sec=HOP_SEC; - hop_f.tv_usec=HOP_USEC; - - if(select(pcap_fd+1,&fds,NULL,NULL,&hop_f)) { - if(FD_ISSET(0,&fds)) - get_user_event(&info); - else if(FD_ISSET(pcap_fd,&fds)) - pcap_dispatch(info.pcap_handle,-1,parse_package,(unsigned char *)&info); - else - hop_channel(&info); - } - } + display_init(&(info.display),info.log_fd); + + input_init(&(info.input),info.log_fd); + //input.mode=CONTENT_BUFFER; + input_ios_init(&info.input); + event_init(&(info.event),info.log_fd); + event_set_timeout(&(info.event),HOP_SEC,HOP_USEC); + + event_math(0,&(info.event),READ,ADD); + event_math(pcap_fd,&(info.event),READ,ADD); + + list_init(&(info.sniffed_sta),info.log_fd); + + display_console(&info,"foo"); + + event_start(&(info.event),&info,react_on_event,hop_channel); + + input_shutdown(&(info.input)); + display_shutdown(&(info.display)); + puts(""); puts(""); - puts("thanks for using hdw-sniff (C) 2005 hackbard"); + puts("thanks for using hdw-sniff (C) 2004/05 hackbard"); puts(""); - puts("bugreports: hackbard@hackdaworld.dyndns.org"); + puts("bugreports: hackbard@hackdaworld.org"); return 23;