Add timestamp option, print strings after CR
This commit is contained in:
David Kopf
parent
c42085c00b
commit
7eff518d8f
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@ -86,7 +86,7 @@ int ssystem(const char *fmt, ...)
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__attribute__((__format__ (__printf__, 1, 2)));
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void write_to_serial(void *inbuf, int len);
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#define PRINTF(...) if(verbose)printf(__VA_ARGS__)
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#define PRINTF(...) if(verbose)fprintf(stderr,__VA_ARGS__)
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//#define PROGRESS(s) fprintf(stderr, s)
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#define PROGRESS(s) do { } while (0)
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@ -113,6 +113,7 @@ static bool clean_route = false;
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static bool clean_neighb = false;
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static struct uip_eth_addr adapter_eth_addr;
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static char * if_name;
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static int timestamp = 1;
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OSVERSIONINFO osVersionInfo;
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@ -150,6 +151,7 @@ void print_help()
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fprintf(stderr, "Options:\r\n");
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fprintf(stderr, "-s siodev\tDevice that identifies the bridge or the boder router.\r\n");
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fprintf(stderr, "-B baudrate\tBaudrate of the serial port (default:115200).\r\n");
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fprintf(stderr, "-L Log time\t-L1 HH:MM:SS -L2 HH:MM:SS.xxx -L3 SSSS -L4 SSSS.xxxx\r\n");
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fprintf(stderr, " One between:\n");
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fprintf(stderr, " -a ipaddress/[prefixlen] The address to be assigned to the local interface.\r\n");
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fprintf(stderr, "\t\tadapter.\r\n");
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@ -236,7 +238,52 @@ execProcess(LPDWORD exitCode,const char *fmt, ...)
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}
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void
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stamptime(void)
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{
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static long startsecs=0,startmsecs=0;
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long secs,msecs;
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struct timeval tv;
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time_t t;
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struct tm *tmp;
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char timec[20];
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gettimeofday(&tv, NULL) ;
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msecs=tv.tv_usec/1000;
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secs=tv.tv_sec;
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if (startsecs) {
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if (timestamp<3) {
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t=time(NULL);
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tmp=localtime(&t);
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strftime(timec,sizeof(timec),"%T",tmp);
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if (timestamp==2) {
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fprintf(stderr,"%s.%03lu ",timec,msecs);
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} else {
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fprintf(stderr,"%s ",timec);
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}
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} else {
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secs -=startsecs;
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msecs-=startmsecs;
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if (msecs<0) {secs--;msecs+=1000;}
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if (timestamp==3) {
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fprintf(stderr,"%04lu ", secs);
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} else {
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fprintf(stderr,"%04lu.%03lu ", secs, msecs);
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}
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}
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} else {
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startsecs=secs;
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startmsecs=msecs;
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t=time(NULL);
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tmp=localtime(&t);
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strftime(timec,sizeof(timec),"%T",tmp);
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if ((timestamp==2) || (timestamp>3)) {
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fprintf(stderr,"\n%s.%03lu ",timec,msecs);
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} else {
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fprintf(stderr,"\n%s ",timec);
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}
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}
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}
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#define SLIP_END 0300
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@ -257,7 +304,7 @@ print_packet(u_int8_t *p, int len) {
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}
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printf("\n");
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}*/
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#if 0
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int
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is_sensible_string(const unsigned char *s, int len)
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{
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@ -266,12 +313,13 @@ is_sensible_string(const unsigned char *s, int len)
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if(s[i] == 0 || s[i] == '\r' || s[i] == '\n' || s[i] == '\t') {
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continue;
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} else if(s[i] < ' ' || '~' < s[i]) {
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printf("\nbad character at %d:%x\n",i,s[i]);
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return 0;
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}
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}
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return 1;
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}
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#endif
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/*
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* Read from serial, when we have a packet write it to tun. No output
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@ -286,7 +334,7 @@ serial_to_wpcap(FILE *inslip)
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u16_t buf_aligned[BUF_SIZE/2 + 42]; //extra for possible eth_hdr and ip_process expansion
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u8_t *buf = (u8_t *)buf_aligned;
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static int inbufptr = 0;
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static int inbufptr = 0, issensiblestring=1;
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int ret;
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unsigned char c;
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@ -313,6 +361,7 @@ read_more:
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if(ret == 0) {
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clearerr(inslip);
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return;
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if (timestamp) stamptime();
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fprintf(stderr, "serial_to_tun: EOF\n");
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exit(1);
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}
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@ -333,7 +382,8 @@ read_more:
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}
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}
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macs64[pos] = '\0';
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printf("*** Gateway's MAC address: %s\n", macs64);
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if (timestamp) stamptime();
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fprintf(stderr, "*** Gateway's MAC address: %s\n", macs64);
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mac_received = true;
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sscanf(macs64, "%2X-%2X-%2X-%2X-%2X-%2X-%2X-%2X",
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@ -361,13 +411,13 @@ read_more:
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dev_eth_addr.addr[3],
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dev_eth_addr.addr[4],
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dev_eth_addr.addr[5]);
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printf("Fictitious MAC-48: %s\n", macs48);
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if (timestamp) stamptime();
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fprintf(stderr,"Fictitious MAC-48: %s\n", macs48);
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if(autoconf){
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if(IPAddrFromPrefix(autoconf_addr, ipprefix, macs64)!=0){
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if (timestamp) stamptime();
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fprintf(stderr, "Invalid IPv6 address.\n");
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exit(1);
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}
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@ -379,6 +429,7 @@ read_more:
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/* RPL Border Router mode. Add route towards LoWPAN. */
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if(IPAddrFromPrefix(rem_ipaddr, br_prefix, macs64)!=0){
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if (timestamp) stamptime();
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fprintf(stderr, "Invalid IPv6 address.\n");
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exit(1);
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}
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@ -404,11 +455,31 @@ read_more:
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}
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}
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else if(inpktbuf[0] == DEBUG_LINE_MARKER) {
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/* Dont insert timestamp on wireshark packet dumps starting with 0000 */
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if (timestamp) {
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if (inpktbuf[0]!='0' || inpktbuf[1]!=0 || inpktbuf[2]!=0 || inpktbuf[3]!=0) stamptime();
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}
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fwrite(inpktbuf + 1, inbufptr - 1, 1, stderr);
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issensiblestring=1;
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}
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#if 0
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else if(is_sensible_string(inpktbuf, inbufptr)) {
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/* Dont insert timestamp on wireshark packet dumps starting with 0000 */
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if (timestamp) {
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if (inpktbuf[0]!='0' || inpktbuf[1]!=0 || inpktbuf[2]!=0 || inpktbuf[3]!=0) stamptime();
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}
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fwrite(inpktbuf, inbufptr, 1, stderr);
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}
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#else
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else if(issensiblestring) {
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/* Dont insert timestamp on wireshark packet dumps starting with 0000 */
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if (timestamp) {
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if (inpktbuf[0]!='0' || inpktbuf[1]!=0 || inpktbuf[2]!=0 || inpktbuf[3]!=0) stamptime();
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}
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fwrite(inpktbuf, inbufptr, 1, stderr);
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}
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#endif
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else {
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PRINTF("Sending to wpcap\n");
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@ -436,6 +507,7 @@ read_more:
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/* printf("After sending to wpcap\n");*/
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}
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inbufptr = 0;
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issensiblestring=1;
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}
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break;
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@ -458,6 +530,19 @@ read_more:
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/* FALLTHROUGH */
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default:
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inpktbuf[inbufptr++] = c;
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if (issensiblestring) {
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if(c == '\n') {
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/* Dont insert timestamp on wireshark packet dumps starting with 0000 */
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if (timestamp) {
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if (inpktbuf[0]!='0' || inpktbuf[1]!=0 || inpktbuf[2]!=0 || inpktbuf[3]!=0) stamptime();
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}
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fwrite(inpktbuf, inbufptr, 1, stderr);
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inbufptr=0;
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} else if (c == 0 || c == '\t' || c == '\r') {
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} else if(c < ' ' || '~' < c) {
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issensiblestring=0;
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}
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}
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break;
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}
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@ -673,6 +758,7 @@ cleanup(void)
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void
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sigcleanup(int signo)
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{
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if (timestamp) stamptime();
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fprintf(stderr, "signal %d\n", signo);
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exit(0); /* exit(0) will call cleanup() */
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}
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@ -681,6 +767,7 @@ void
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sigalarm(int signo)
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{
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if(!mac_received){
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if (timestamp) stamptime();
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fprintf(stderr, "Bridge/Router not found!\n");
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exit(2);
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}
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@ -763,7 +850,7 @@ void send_commands(void)
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int i;
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inet_pton(AF_INET6, br_prefix, &addr);
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if (timestamp) stamptime();
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fprintf(stderr,"*** Address:%s => %02x%02x:%02x%02x:%02x%02x:%02x%02x\n",
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br_prefix,
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addr.s6_addr[0], addr.s6_addr[1],
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@ -794,25 +881,30 @@ void addAddress(const char * ifname, const char * ipaddr)
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strncpy(tmpaddr,ipaddr,sizeof(tmpaddr));
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strtok(tmpaddr,"/"); // Remove possible prefix length.
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if (timestamp) stamptime();
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execProcess(&exitCode,"netsh interface ipv6 add address \"%s\" %s",if_name,tmpaddr);
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substr = strtok(NULL,"/");
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if(substr == NULL){ // A prefix length is not specified.
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// Use a 64 bit prefix
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strcat(tmpaddr,"/64");
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if (timestamp) stamptime();
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execProcess(NULL,"netsh interface ipv6 add route %s \"%s\"",tmpaddr,if_name);
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}
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else {
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if (timestamp) stamptime();
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execProcess(NULL,"netsh interface ipv6 add route %s \"%s\"",ipaddr,if_name);
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}
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}
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else{
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if (timestamp) stamptime();
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execProcess(&exitCode,"netsh interface ipv6 add address \"%s\" %s",if_name,ipaddr);
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}
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if(exitCode==0){
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clean_addr = true;
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}
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else {
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if (timestamp) stamptime();
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fprintf(stderr, "WARNING: subprocess exited with code %ld\n", exitCode);
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}
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}
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@ -823,15 +915,17 @@ void delAddress(const char * ifname, const char * ipaddr)
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strncpy(tmpaddr,ipaddr,sizeof(tmpaddr));
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strtok(tmpaddr,"/"); // Remove possible prefix length.
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if (timestamp) stamptime();
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if(osVersionInfo.dwMajorVersion < 6){ // < Windows Vista (i.e., Windows XP; check if this command is ok for Windows Server 2003 too).
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char * substr;
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execProcess(NULL,"netsh interface ipv6 delete address \"%s\" %s",if_name,tmpaddr);
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if (timestamp) stamptime();
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substr = strtok(NULL,"/");
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if(substr == NULL){ // A prefix length is not specified.
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// Use a 64 bit prefix
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strcat(tmpaddr,"/64");
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strcat(tmpaddr,"/64");
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execProcess(NULL,"netsh interface ipv6 delete route %s \"%s\"",tmpaddr,if_name);
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}
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else {
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@ -849,18 +943,20 @@ void delAddress(const char * ifname, const char * ipaddr)
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void addLoWPANRoute(const char * ifname, const char * net, const char * gw)
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{
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DWORD exitCode = -1;
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if (timestamp) stamptime();
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execProcess(&exitCode,"netsh interface ipv6 add route %s/64 \"%s\" %s", net, if_name, gw);
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if(exitCode==0){
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clean_route = true;
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}
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else {
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if (timestamp) stamptime();
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fprintf(stderr, "WARNING: subprocess exited with code %ld\n", exitCode);
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}
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}
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void delLoWPANRoute(const char * ifname, const char * net)
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{
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if (timestamp) stamptime();
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execProcess(NULL,"netsh interface ipv6 delete route %s/64 \"%s\"", net, if_name);
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}
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@ -869,11 +965,13 @@ void addNeighbor(const char * ifname, const char * neighb, const char * neighb_m
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DWORD exitCode = -1;
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if(osVersionInfo.dwMajorVersion >= 6){
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if (timestamp) stamptime();
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execProcess(&exitCode,"netsh interface ipv6 add neighbor \"%s\" %s \"%s\"", if_name, neighb, neighb_mac);
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if(exitCode==0){
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clean_neighb = true;
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}
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else {
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if (timestamp) stamptime();
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fprintf(stderr, "WARNING: subprocess exited with code %ld\n", exitCode);
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}
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}
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@ -881,6 +979,7 @@ void addNeighbor(const char * ifname, const char * neighb, const char * neighb_m
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void delNeighbor(const char * ifname, const char * neighb)
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{
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if (timestamp) stamptime();
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execProcess(NULL,"netsh interface ipv6 delete neighbor \"%s\" %s", if_name, neighb);
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}
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@ -995,12 +1094,21 @@ main(int argc, char **argv)
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osVersionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
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GetVersionEx(&osVersionInfo);
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while((c = getopt(argc, argv, "B:D:hs:c:ra:p:vtb:")) != -1) {
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while((c = getopt(argc, argv, "B:D:L:hs:c:ra:p:vtb:")) != -1) {
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switch (c) {
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case 'B':
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baudrate = atoi(optarg);
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break;
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case 'L':
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if(strncmp("0", optarg, 1) == 0) {
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timestamp = 0;
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} else {
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timestamp = atoi(optarg);
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if (timestamp==0) timestamp=1;
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}
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break;
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case 's':
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if(strncmp("/dev/", optarg, 5) == 0) {
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strncpy(siodev,optarg + 5,sizeof(siodev)-1);
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@ -1035,6 +1143,7 @@ main(int argc, char **argv)
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}
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local_ipaddr = optarg;
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if (!validIPAddr(local_ipaddr, 0)){
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if (timestamp) stamptime();
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fprintf(stderr, "Invalid IPv6 address: %s", local_ipaddr);
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exit(1);
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}
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@ -1047,6 +1156,7 @@ main(int argc, char **argv)
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autoconf = true;
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ipprefix = optarg;
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if (!validIPAddr(ipprefix, 0)){
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if (timestamp) stamptime();
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fprintf(stderr, "Invalid IPv6 prefix: %s", ipprefix);
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exit(1);
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}
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@ -1067,6 +1177,7 @@ main(int argc, char **argv)
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tun = true;
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if (!validIPAddr(br_prefix, 64)){
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if (timestamp) stamptime();
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fprintf(stderr, "Invalid IPv6 64-bit prefix: %s", br_prefix);
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exit(1);
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}
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@ -1088,6 +1199,7 @@ main(int argc, char **argv)
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}
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if(autoconf == true && br_prefix != NULL){
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if (timestamp) stamptime();
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fprintf(stderr, "-p and -b options cannot be used together.\r\n");
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print_help();
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}
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@ -1135,13 +1247,12 @@ main(int argc, char **argv)
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}
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slipfd = devopen(siodev, O_RDWR | O_NONBLOCK | O_NOCTTY | O_NDELAY | O_DIRECT | O_SYNC );
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if(slipfd == -1) {
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err(1, "can't open siodev ``/dev/%s''", siodev);
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}
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fprintf(stderr, "slip started on ``/dev/%s''\n", siodev);
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if (timestamp) stamptime();
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fprintf(stderr, "wpcapslip6 started on ``/dev/%s''\n", siodev);
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stty_telos(slipfd);
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slip_send(SLIP_END);
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inslip = fdopen(slipfd, "r");
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