1195 lines
31 KiB
C
1195 lines
31 KiB
C
/*
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* Channel configuration utility for Cronyx serial adapters.
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*
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* Copyright (C) 1997-2002 Cronyx Engineering.
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* Author: Serge Vakulenko, <vak@cronyx.ru>
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*
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* Copyright (C) 1999-2005 Cronyx Engineering.
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* Author: Roman Kurakin, <rik@cronyx.ru>
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*
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* This software is distributed with NO WARRANTIES, not even the implied
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* warranties for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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*
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* Authors grant any other persons or organisations permission to use
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* or modify this software as long as this message is kept with the software,
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* all derivative works or modified versions.
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*
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* Cronyx Id: sconfig.c,v 1.4.2.2 2005/11/09 13:01:35 rik Exp $
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <errno.h>
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#include <ctype.h>
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#include <sys/ioctl.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <sys/socket.h>
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#include <net/if.h>
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#include <machine/cserial.h>
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#define MAXCHAN 128
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int vflag, eflag, sflag, mflag, cflag, fflag, iflag, aflag, xflag;
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int tflag, uflag;
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char mask[64];
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int adapter_type; /* 0-sigma, 1-tau, 2-taupci, 3-tau32 */
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char chan_name[16];
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static void
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usage (void)
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{
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printf(
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"Serial Adapter Configuration Utility\n"
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"Copyright (C) 1998-2005 Cronyx Engineering.\n"
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"See also man sconfig (8)\n"
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"Usage:\n"
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"\tsconfig [-aimsxeftuc] [device [parameters ...]]\n"
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"\n"
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"Options:\n"
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"\t<no options>\t\t -- print channel options\n"
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"\t-a\t\t\t -- print all settings of the channel\n"
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"\t-i\t\t\t -- print network interface status\n"
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"\t-m\t\t\t -- print modem signal status\n"
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"\t-s\t\t\t -- print channel statistics\n"
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"\t-x\t\t\t -- print extended channel statistics\n"
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"\t-e\t\t\t -- print short E1/G703 statistics\n"
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"\t-f\t\t\t -- print full E1/G703 statistics\n"
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"\t-t\t\t\t -- print short E3/T3/STS-1 statistics\n"
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"\t-u\t\t\t -- print full E3/T3/STS-1 statistics\n"
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"\t-c\t\t\t -- clear statistics\n"
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"\nParameters:\n"
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"\t<number>\t\t -- baud rate, internal clock\n"
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"\textclock\t\t -- external clock (default)\n"
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"\nProtocol options:\n"
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"\tasync\t\t\t -- asynchronous protocol\n"
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#ifdef __linux__
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"\tsync\t\t\t -- synchronous protocol\n"
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#endif
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"\tcisco\t\t\t -- Cisco/HDLC protocol\n"
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"\tfr\t\t\t -- Frame Relay protocol\n"
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#ifdef __linux__
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"\t dlci<number>\t -- Add new DLCI\n"
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#endif
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"\tppp\t\t\t -- PPP protocol\n"
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#ifdef __linux__
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"\trbrg\t\t\t -- Remote bridge\n"
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"\traw\t\t\t -- raw HDLC protocol\n"
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"\tpacket\t\t\t -- packetized HDLC protocol\n"
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"\tidle\t\t\t -- no protocol\n"
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#else
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"\t keepalive={on,of}\t -- Enable/disable keepalive\n"
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#endif
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"\nInterface options:\n"
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"\tport={rs232,v35,rs449}\t -- port type (for old models of Sigma)\n"
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"\tcfg={A,B,C}\t\t -- adapter configuration\n"
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"\tloop={on,off}\t\t -- internal loopback\n"
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"\trloop={on,off}\t\t -- remote loopback\n"
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"\tdpll={on,off}\t\t -- DPLL mode\n"
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"\tnrzi={on,off}\t\t -- NRZI encoding\n"
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"\tinvclk={on,off}\t\t -- invert receive and transmit clock\n"
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"\tinvrclk={on,off}\t -- invert receive clock\n"
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"\tinvtclk={on,off}\t -- invert transmit clock\n"
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"\thigain={on,off}\t\t -- E1 high non linear input sensitivity \n\t\t\t\t (long line)\n"
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"\tmonitor={on,off}\t -- E1 high linear input sensitivity \n\t\t\t\t (interception mode)\n"
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"\tphony={on,off}\t\t -- E1 telepnony mode\n"
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"\tunfram={on,off}\t\t -- E1 unframed mode\n"
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"\tscrambler={on,off}\t -- G.703 scrambling mode\n"
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"\tuse16={on,off}\t\t -- E1 timeslot 16 usage\n"
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"\tcrc4={on,off}\t\t -- E1 CRC4 mode\n"
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#ifdef __linux__
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"\tami={on,off}\t\t -- E1 AMI or HDB3 line code\n"
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"\tmtu={size}\t\t -- set MTU in bytes\n"
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#endif
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"\tsyn={int,rcv,rcvX}\t -- G.703 transmit clock\n"
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"\tts=...\t\t\t -- E1 timeslots\n"
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"\tpass=...\t\t -- E1 subchannel timeslots\n"
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"\tdir=<num>\t\t -- connect channel to link<num>\n"
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/*"\trqken={size}\t\t -- set receive queue length in packets\n"*/
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/*"\tcablen={on,off}\t\t -- T3/STS-1 high transmitter output for long cable\n"*/
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"\tdebug={0,1,2}\t\t -- enable/disable debug messages\n"
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);
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exit (0);
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}
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static unsigned long
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scan_timeslots (char *s)
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{
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char *e;
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long v;
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int i;
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unsigned long ts, lastv;
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ts = lastv = 0;
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for (;;) {
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v = strtol (s, &e, 10);
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if (e == s)
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break;
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if (*e == '-') {
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lastv = v;
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s = e+1;
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continue;
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}
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if (*e == ',')
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++e;
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if (lastv)
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for (i=lastv; i<v; ++i)
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ts |= 1L << i;
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ts |= 1L << v;
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lastv = 0;
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s = e;
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}
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return ts;
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}
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static int
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ppp_ok (void)
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{
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#ifdef __linux__
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int s, p;
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struct ifreq ifr;
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char pttyname[32];
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char *p1, *p2;
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int i, j;
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int ppp_disc = N_PPP;
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/*
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* Open a socket for doing the ioctl operations.
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*/
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s = socket (AF_INET, SOCK_DGRAM, 0);
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if (s < 0) {
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fprintf (stderr, "Error opening socket.\n");
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return 0;
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}
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strncpy (ifr.ifr_name, "ppp0", sizeof (ifr.ifr_name));
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if (ioctl (s, SIOCGIFFLAGS, (caddr_t) &ifr) >= 0) {
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/* Ok. */
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close (s);
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return 1;
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}
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close (s);
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/* open pseudo-tty and try to set PPP discipline */
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sprintf (pttyname, "/dev/ptyXX");
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p1 = &pttyname[8];
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p2 = &pttyname[9];
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for (i=0; i<16; i++) {
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struct stat stb;
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*p1 = "pqrstuvwxyzabcde"[i];
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*p2 = '0';
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if (stat (pttyname, &stb) < 0)
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continue;
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for (j=0; j<16; j++) {
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*p2 = "0123456789abcdef"[j];
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p = open (pttyname, 2);
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if (p > 0) {
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if (ioctl (p, TIOCSETD, &ppp_disc) < 0) {
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fprintf (stderr, "No PPP discipline in kernel.\n");
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close (p);
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return 0;
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}
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close (p);
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return 1;
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}
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}
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}
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fprintf (stderr, "Cannot get pseudo-tty.\n");
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return 0;
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#else
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return 1;
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#endif
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}
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static char *
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format_timeslots (unsigned long s)
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{
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static char buf [100];
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char *p = buf;
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int i;
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for (i=1; i<32; ++i)
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if ((s >> i) & 1) {
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int prev = (i > 1) & (s >> (i-1));
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int next = (i < 31) & (s >> (i+1));
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if (prev) {
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if (next)
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continue;
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*p++ = '-';
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} else if (p > buf)
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*p++ = ',';
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if (i >= 10)
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*p++ = '0' + i / 10;
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*p++ = '0' + i % 10;
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}
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*p = 0;
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return buf;
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}
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static void
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print_modems (int fd, int need_header)
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{
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int status;
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if (ioctl (fd, TIOCMGET, &status) < 0) {
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perror ("getting modem status");
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return;
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}
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if (need_header)
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printf ("Channel\tLE\tDTR\tDSR\tRTS\tCTS\tCD\n");
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printf ("%s\t%s\t%s\t%s\t%s\t%s\t%s\n", chan_name,
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status & TIOCM_LE ? "On" : "-",
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status & TIOCM_DTR ? "On" : "-",
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status & TIOCM_DSR ? "On" : "-",
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status & TIOCM_RTS ? "On" : "-",
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status & TIOCM_CTS ? "On" : "-",
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status & TIOCM_CD ? "On" : "-");
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}
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static void
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#ifdef __linux__
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print_ifconfig (int fd)
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#else
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print_ifconfig (int fd __unused)
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#endif
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{
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char buf [64];
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#ifdef __linux__
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char protocol [8];
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if (ioctl (fd, SERIAL_GETPROTO, &protocol) >= 0 &&
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strcmp (protocol, "fr") == 0)
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sprintf (buf, "ifconfig %sd16 2>/dev/null", chan_name);
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else
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#endif
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sprintf (buf, "ifconfig %s 2>/dev/null", chan_name);
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system (buf);
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}
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static char *
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format_long (unsigned long val)
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{
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static char s[32];
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int l;
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l = sprintf (s, "%lu", val);
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if (l>7 && !sflag) {
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s[3] = s[2];
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s[2] = s[1];
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s[1] = '.';
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s[4] = 'e';
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sprintf (s + 5, "%02d", l-1);
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}
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return s;
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}
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static void
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print_stats (int fd, int need_header)
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{
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struct serial_statistics st;
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unsigned long sarr [9];
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int i;
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if (ioctl (fd, SERIAL_GETSTAT, &st) < 0) {
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perror ("getting statistics");
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return;
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}
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if (need_header) {
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if (sflag) {
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printf (" ------------Receive----------- "
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"------------Transmit----------\n");
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printf ("Channel Interrupts Packets Errors "
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"Interrupts Packets Errors\n");
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}
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else {
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printf (" --------Receive--------------- "
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"--------Transmit-------------- Modem\n");
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printf ("Channel Intrs Bytes Packets Errors "
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"Intrs Bytes Packets Errors Intrs\n");
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}
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}
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sarr [0] = st.rintr;
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sarr [1] = st.ibytes;
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sarr [2] = st.ipkts;
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sarr [3] = st.ierrs;
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sarr [4] = st.tintr;
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sarr [5] = st.obytes;
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sarr [6] = st.opkts;
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sarr [7] = st.oerrs;
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sarr [8] = st.mintr;
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printf ("%s", chan_name);
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if (sflag) {
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printf ("\t%-12lu%-12lu%-12lu%-12lu%-12lu%-12lu", sarr[0],
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sarr[2], sarr[3], sarr[4], sarr[6], sarr[7]);
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} else {
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for (i = 0; i < 9; i++)
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printf ("\t%s", format_long (sarr [i]));
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printf ("\n");
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}
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}
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static void
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clear_stats (int fd)
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{
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if (ioctl (fd, SERIAL_CLRSTAT, 0) < 0) {
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perror ("clearing statistics");
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exit (-1);
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}
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}
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static char *
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format_e1_status (unsigned long status)
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{
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static char buf [80];
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if (status == 0)
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return "n/a";
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if (status & E1_NOALARM)
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return "Ok";
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buf[0] = 0;
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if (status & E1_LOS) strcat (buf, ",LOS");
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if (status & E1_AIS) strcat (buf, ",AIS");
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if (status & E1_LOF) strcat (buf, ",LOF");
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if (status & E1_LOMF) strcat (buf, ",LOMF");
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if (status & E1_CRC4E) strcat (buf, ",CRC4E");
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if (status & E1_FARLOF) strcat (buf, ",FARLOF");
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if (status & E1_AIS16) strcat (buf, ",AIS16");
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if (status & E1_FARLOMF) strcat (buf, ",FARLOMF");
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/* if (status & E1_TSTREQ) strcat (buf, ",TSTREQ");*/
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/* if (status & E1_TSTERR) strcat (buf, ",TSTERR");*/
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if (buf[0] == ',')
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return buf+1;
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return "Unknown";
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}
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|
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static void
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print_frac (int leftalign, unsigned long numerator, unsigned long divider)
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{
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int n;
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if (numerator < 1 || divider < 1) {
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printf (leftalign ? "/- " : " -");
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return;
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}
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n = (int) (0.5 + 1000.0 * numerator / divider);
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if (n < 1000) {
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printf (leftalign ? "/.%-3d" : " .%03d", n);
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return;
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}
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putchar (leftalign ? '/' : ' ');
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if (n >= 1000000) n = (n+500) / 1000 * 1000;
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else if (n >= 100000) n = (n+50) / 100 * 100;
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else if (n >= 10000) n = (n+5) / 10 * 10;
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switch (n) {
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case 1000: printf (".999"); return;
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case 10000: n = 9990; break;
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case 100000: n = 99900; break;
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case 1000000: n = 999000; break;
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}
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if (n < 10000) printf ("%d.%d", n/1000, n/10%100);
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else if (n < 100000) printf ("%d.%d", n/1000, n/100%10);
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else if (n < 1000000) printf ("%d.", n/1000);
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else printf ("%d", n/1000);
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}
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|
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static void
|
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print_e1_stats (int fd, int need_header)
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{
|
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struct e1_statistics st;
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int i, maxi;
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|
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if (need_header)
|
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printf ("Chan\t Unav/Degr Bpv/Fsyn CRC/RCRC Err/Lerr Sev/Bur Oof/Slp Status\n");
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|
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if (ioctl (fd, SERIAL_GETESTAT, &st) < 0)
|
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return;
|
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printf ("%s\t", chan_name);
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|
|
/* Unavailable seconds, degraded minutes */
|
|
print_frac (0, st.currnt.uas, st.cursec);
|
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print_frac (1, 60 * st.currnt.dm, st.cursec);
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|
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/* Bipolar violations, frame sync errors */
|
|
print_frac (0, st.currnt.bpv, st.cursec);
|
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print_frac (1, st.currnt.fse, st.cursec);
|
|
|
|
/* CRC errors, remote CRC errors (E-bit) */
|
|
print_frac (0, st.currnt.crce, st.cursec);
|
|
print_frac (1, st.currnt.rcrce, st.cursec);
|
|
|
|
/* Errored seconds, line errored seconds */
|
|
print_frac (0, st.currnt.es, st.cursec);
|
|
print_frac (1, st.currnt.les, st.cursec);
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|
|
|
/* Severely errored seconds, bursty errored seconds */
|
|
print_frac (0, st.currnt.ses, st.cursec);
|
|
print_frac (1, st.currnt.bes, st.cursec);
|
|
|
|
/* Out of frame seconds, controlled slip seconds */
|
|
print_frac (0, st.currnt.oofs, st.cursec);
|
|
print_frac (1, st.currnt.css, st.cursec);
|
|
|
|
printf (" %s\n", format_e1_status (st.status));
|
|
|
|
if (fflag) {
|
|
/* Print total statistics. */
|
|
printf ("\t");
|
|
print_frac (0, st.total.uas, st.totsec);
|
|
print_frac (1, 60 * st.total.dm, st.totsec);
|
|
|
|
print_frac (0, st.total.bpv, st.totsec);
|
|
print_frac (1, st.total.fse, st.totsec);
|
|
|
|
print_frac (0, st.total.crce, st.totsec);
|
|
print_frac (1, st.total.rcrce, st.totsec);
|
|
|
|
print_frac (0, st.total.es, st.totsec);
|
|
print_frac (1, st.total.les, st.totsec);
|
|
|
|
print_frac (0, st.total.ses, st.totsec);
|
|
print_frac (1, st.total.bes, st.totsec);
|
|
|
|
print_frac (0, st.total.oofs, st.totsec);
|
|
print_frac (1, st.total.css, st.totsec);
|
|
|
|
printf (" -- Total\n");
|
|
|
|
/* Print 24-hour history. */
|
|
maxi = (st.totsec - st.cursec) / 900;
|
|
if (maxi > 48)
|
|
maxi = 48;
|
|
for (i=0; i<maxi; ++i) {
|
|
printf (" ");
|
|
print_frac (0, st.interval[i].uas, 15*60);
|
|
print_frac (1, 60 * st.interval[i].dm, 15*60);
|
|
|
|
print_frac (0, st.interval[i].bpv, 15*60);
|
|
print_frac (1, st.interval[i].fse, 15*60);
|
|
|
|
print_frac (0, st.interval[i].crce, 15*60);
|
|
print_frac (1, st.interval[i].rcrce, 15*60);
|
|
|
|
print_frac (0, st.interval[i].es, 15*60);
|
|
print_frac (1, st.interval[i].les, 15*60);
|
|
|
|
print_frac (0, st.interval[i].ses, 15*60);
|
|
print_frac (1, st.interval[i].bes, 15*60);
|
|
|
|
print_frac (0, st.interval[i].oofs, 15*60);
|
|
print_frac (1, st.interval[i].css, 15*60);
|
|
|
|
if (i < 3)
|
|
printf (" -- %dm\n", (i+1)*15);
|
|
else
|
|
printf (" -- %dh %dm\n", (i+1)/4, (i+1)%4*15);
|
|
}
|
|
}
|
|
}
|
|
|
|
static char *
|
|
format_e3_status (unsigned long status)
|
|
{
|
|
static char buf [80];
|
|
|
|
buf[0] = 0;
|
|
if (status & E3_LOS) strcat (buf, ",LOS");
|
|
if (status & E3_TXE) strcat (buf, ",XMIT");
|
|
if (buf[0] == ',')
|
|
return buf+1;
|
|
return "Ok";
|
|
}
|
|
|
|
static char *
|
|
format_e3_cv (unsigned long cv, unsigned long baud, unsigned long atime)
|
|
{
|
|
static char buf[80];
|
|
|
|
if (!cv || !baud || !atime)
|
|
sprintf (buf, " - ");
|
|
else
|
|
sprintf (buf, "%10lu (%.1e)", cv, (double)cv/baud/atime);
|
|
return buf;
|
|
}
|
|
|
|
static void
|
|
print_e3_stats (int fd, int need_header)
|
|
{
|
|
struct e3_statistics st;
|
|
int i, maxi;
|
|
long baud;
|
|
|
|
if (need_header)
|
|
printf ("Chan\t--Code Violations---\t\t\t\t\t ----Status----\n");
|
|
|
|
if (ioctl (fd, SERIAL_GETE3STAT, &st) < 0 ||
|
|
ioctl (fd, SERIAL_GETBAUD, &baud) < 0)
|
|
return;
|
|
|
|
if (!st.cursec)
|
|
st.cursec = 1;
|
|
|
|
printf ("%s\t%s\t\t\t\t\t", chan_name,
|
|
format_e3_cv (st.ccv, baud, st.cursec));
|
|
|
|
printf (" %s\n", format_e3_status (st.status));
|
|
|
|
|
|
if (uflag) {
|
|
/* Print total statistics. */
|
|
printf ("\t%s\t\t\t\t\t",
|
|
format_e3_cv (st.tcv, baud, st.totsec));
|
|
printf (" -- Total\n");
|
|
|
|
/* Print 24-hour history. */
|
|
maxi = (st.totsec - st.cursec) / 900;
|
|
if (maxi > 48)
|
|
maxi = 48;
|
|
for (i=0; i<maxi; ++i) {
|
|
printf ("\t%s\t\t\t\t\t",
|
|
format_e3_cv (st.icv[i], baud, 15*60));
|
|
if (i < 3)
|
|
printf (" -- %2dm\n", (i+1)*15);
|
|
else
|
|
printf (" -- %2dh %2dm\n", (i+1)/4, (i+1)%4*15);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
print_chan (int fd)
|
|
{
|
|
char protocol [8];
|
|
char cfg;
|
|
int loop, dpll, nrzi, invclk, clk, higain, phony, use16, crc4;
|
|
int level, keepalive, debug, port, invrclk, invtclk, unfram, monitor;
|
|
int cable, dir, scrambler, ami, mtu;
|
|
int cablen, rloop, rqlen;
|
|
long baud, timeslots, subchan;
|
|
int protocol_valid, baud_valid, loop_valid, use16_valid, crc4_valid;
|
|
int dpll_valid, nrzi_valid, invclk_valid, clk_valid, phony_valid;
|
|
int timeslots_valid, subchan_valid, higain_valid, level_valid;
|
|
int keepalive_valid, debug_valid, cfg_valid, port_valid;
|
|
int invrclk_valid, invtclk_valid, unfram_valid, monitor_valid;
|
|
int cable_valid, dir_valid, scrambler_valid, ami_valid, mtu_valid;
|
|
int cablen_valid, rloop_valid, rqlen_valid;
|
|
|
|
protocol_valid = ioctl (fd, SERIAL_GETPROTO, &protocol) >= 0;
|
|
cfg_valid = ioctl (fd, SERIAL_GETCFG, &cfg) >= 0;
|
|
baud_valid = ioctl (fd, SERIAL_GETBAUD, &baud) >= 0;
|
|
loop_valid = ioctl (fd, SERIAL_GETLOOP, &loop) >= 0;
|
|
dpll_valid = ioctl (fd, SERIAL_GETDPLL, &dpll) >= 0;
|
|
nrzi_valid = ioctl (fd, SERIAL_GETNRZI, &nrzi) >= 0;
|
|
invclk_valid = ioctl (fd, SERIAL_GETINVCLK, &invclk) >= 0;
|
|
invrclk_valid = ioctl (fd, SERIAL_GETINVRCLK, &invrclk) >= 0;
|
|
invtclk_valid = ioctl (fd, SERIAL_GETINVTCLK, &invtclk) >= 0;
|
|
clk_valid = ioctl (fd, SERIAL_GETCLK, &clk) >= 0;
|
|
timeslots_valid = ioctl (fd, SERIAL_GETTIMESLOTS, ×lots) >= 0;
|
|
subchan_valid = ioctl (fd, SERIAL_GETSUBCHAN, &subchan) >= 0;
|
|
higain_valid = ioctl (fd, SERIAL_GETHIGAIN, &higain) >= 0;
|
|
phony_valid = ioctl (fd, SERIAL_GETPHONY, &phony) >= 0;
|
|
unfram_valid = ioctl (fd, SERIAL_GETUNFRAM, &unfram) >= 0;
|
|
monitor_valid = ioctl (fd, SERIAL_GETMONITOR, &monitor) >= 0;
|
|
use16_valid = ioctl (fd, SERIAL_GETUSE16, &use16) >= 0;
|
|
crc4_valid = ioctl (fd, SERIAL_GETCRC4, &crc4) >= 0;
|
|
ami_valid = ioctl (fd, SERIAL_GETLCODE, &ami) >= 0;
|
|
level_valid = ioctl (fd, SERIAL_GETLEVEL, &level) >= 0;
|
|
keepalive_valid = ioctl (fd, SERIAL_GETKEEPALIVE, &keepalive) >= 0;
|
|
debug_valid = ioctl (fd, SERIAL_GETDEBUG, &debug) >= 0;
|
|
port_valid = ioctl (fd, SERIAL_GETPORT, &port) >= 0;
|
|
cable_valid = ioctl (fd, SERIAL_GETCABLE, &cable) >= 0;
|
|
dir_valid = ioctl (fd, SERIAL_GETDIR, &dir) >= 0;
|
|
scrambler_valid = ioctl (fd, SERIAL_GETSCRAMBLER, &scrambler) >= 0;
|
|
cablen_valid = ioctl (fd, SERIAL_GETCABLEN, &cablen) >= 0;
|
|
rloop_valid = ioctl (fd, SERIAL_GETRLOOP, &rloop) >= 0;
|
|
mtu_valid = ioctl (fd, SERIAL_GETMTU, &mtu) >= 0;
|
|
rqlen_valid = ioctl (fd, SERIAL_GETRQLEN, &rqlen) >= 0;
|
|
|
|
printf ("%s", chan_name);
|
|
if (port_valid)
|
|
switch (port) {
|
|
case 0: printf (" (rs232)"); break;
|
|
case 1: printf (" (v35)"); break;
|
|
case 2: printf (" (rs530)"); break;
|
|
}
|
|
else if (cable_valid)
|
|
switch (cable) {
|
|
case 0: printf (" (rs232)"); break;
|
|
case 1: printf (" (v35)"); break;
|
|
case 2: printf (" (rs530)"); break;
|
|
case 3: printf (" (x21)"); break;
|
|
case 4: printf (" (rs485)"); break;
|
|
case 9: printf (" (no cable)"); break;
|
|
}
|
|
if (debug_valid && debug)
|
|
printf (" debug=%d", debug);
|
|
if (protocol_valid && *protocol)
|
|
printf (" %.8s", protocol);
|
|
else
|
|
printf (" idle");
|
|
if (cablen_valid)
|
|
printf (" cablen=%s", cablen ? "on" : "off");
|
|
if (keepalive_valid)
|
|
printf (" keepalive=%s", keepalive ? "on" : "off");
|
|
|
|
if (cfg_valid)
|
|
switch (cfg) {
|
|
case 'a' : printf (" cfg=A"); break;
|
|
case 'b' : printf (" cfg=B"); break;
|
|
case 'c' : printf (" cfg=C"); break;
|
|
case 'd' : printf (" cfg=D"); break;
|
|
default : printf (" cfg=unknown");
|
|
}
|
|
if (dir_valid)
|
|
printf (" dir=%d", dir);
|
|
|
|
if (baud_valid) {
|
|
if (baud)
|
|
printf (" %ld", baud);
|
|
else
|
|
printf (" extclock");
|
|
}
|
|
if (mtu_valid)
|
|
printf (" mtu=%d", mtu);
|
|
|
|
if (aflag && rqlen_valid)
|
|
printf (" rqlen=%d", rqlen);
|
|
|
|
if (clk_valid)
|
|
switch (clk) {
|
|
case E1CLK_INTERNAL: printf (" syn=int"); break;
|
|
case E1CLK_RECEIVE: printf (" syn=rcv"); break;
|
|
case E1CLK_RECEIVE_CHAN0: printf (" syn=rcv0"); break;
|
|
case E1CLK_RECEIVE_CHAN1: printf (" syn=rcv1"); break;
|
|
case E1CLK_RECEIVE_CHAN2: printf (" syn=rcv2"); break;
|
|
case E1CLK_RECEIVE_CHAN3: printf (" syn=rcv3"); break;
|
|
default: printf (" syn=%d", clk); break;
|
|
}
|
|
|
|
if (dpll_valid)
|
|
printf (" dpll=%s", dpll ? "on" : "off");
|
|
if (nrzi_valid)
|
|
printf (" nrzi=%s", nrzi ? "on" : "off");
|
|
if (invclk_valid)
|
|
printf (" invclk=%s", invclk ? "on" : "off");
|
|
if (invrclk_valid)
|
|
printf (" invrclk=%s", invrclk ? "on" : "off");
|
|
if (invtclk_valid)
|
|
printf (" invtclk=%s", invtclk ? "on" : "off");
|
|
if (unfram_valid)
|
|
printf (" unfram=%s", unfram ? "on" : "off");
|
|
if (use16_valid)
|
|
printf (" use16=%s", use16 ? "on" : "off");
|
|
if (aflag) {
|
|
if (crc4_valid)
|
|
printf (" crc4=%s", crc4 ? "on" : "off");
|
|
if (higain_valid)
|
|
printf (" higain=%s", higain ? "on" : "off");
|
|
if (monitor_valid)
|
|
printf (" monitor=%s", monitor ? "on" : "off");
|
|
if (phony_valid)
|
|
printf (" phony=%s", phony ? "on" : "off");
|
|
if (scrambler_valid)
|
|
printf (" scrambler=%s", scrambler ? "on" : "off");
|
|
if (loop_valid)
|
|
printf (" loop=%s", loop ? "on" : "off");
|
|
if (rloop_valid)
|
|
printf (" rloop=%s", rloop ? "on" : "off");
|
|
if (ami_valid)
|
|
printf (" ami=%s", ami ? "on" : "off");
|
|
}
|
|
if (timeslots_valid)
|
|
printf (" ts=%s", format_timeslots (timeslots));
|
|
if (subchan_valid)
|
|
printf (" pass=%s", format_timeslots (subchan));
|
|
if (level_valid)
|
|
printf (" (level=-%.1fdB)", level / 10.0);
|
|
printf ("\n");
|
|
}
|
|
|
|
static void
|
|
setup_chan (int fd, int argc, char **argv)
|
|
{
|
|
int i, mode, loop, nrzi, dpll, invclk, phony, use16, crc4, unfram, ami;
|
|
int higain, clk, keepalive, debug, port, dlci, invrclk, invtclk;
|
|
int monitor, dir, scrambler, rloop, cablen;
|
|
long baud, timeslots, mtu, rqlen;
|
|
|
|
for (i=0; i<argc; ++i) {
|
|
if (argv[i][0] >= '0' && argv[i][0] <= '9') {
|
|
baud = strtol (argv[i], 0, 10);
|
|
ioctl (fd, SERIAL_SETBAUD, &baud);
|
|
} else if (strcasecmp ("extclock", argv[i]) == 0) {
|
|
baud = 0;
|
|
ioctl (fd, SERIAL_SETBAUD, &baud);
|
|
} else if (strncasecmp ("cfg=", argv[i], 4) == 0) {
|
|
if (strncasecmp ("a", argv[i]+4, 1) == 0)
|
|
ioctl (fd, SERIAL_SETCFG, "a");
|
|
else if (strncasecmp ("b", argv[i]+4, 1) == 0)
|
|
ioctl (fd, SERIAL_SETCFG, "b");
|
|
else if (strncasecmp ("c", argv[i]+4, 1) == 0)
|
|
ioctl (fd, SERIAL_SETCFG, "c");
|
|
else if (strncasecmp ("d", argv[i]+4, 1) == 0)
|
|
ioctl (fd, SERIAL_SETCFG, "d");
|
|
else {
|
|
fprintf (stderr, "invalid cfg\n");
|
|
exit (-1);
|
|
}
|
|
} else if (strcasecmp ("idle", argv[i]) == 0)
|
|
ioctl (fd, SERIAL_SETPROTO, "\0\0\0\0\0\0\0");
|
|
else if (strcasecmp ("async", argv[i]) == 0) {
|
|
mode = SERIAL_ASYNC;
|
|
if (ioctl (fd, SERIAL_SETMODE, &mode) >= 0)
|
|
ioctl (fd, SERIAL_SETPROTO, "async\0\0");
|
|
} else if (strcasecmp ("sync", argv[i]) == 0) {
|
|
mode = SERIAL_HDLC;
|
|
if (ioctl (fd, SERIAL_SETMODE, &mode) >= 0)
|
|
ioctl (fd, SERIAL_SETPROTO, "sync\0\0\0");
|
|
} else if (strcasecmp ("cisco", argv[i]) == 0) {
|
|
mode = SERIAL_HDLC;
|
|
ioctl (fd, SERIAL_SETMODE, &mode);
|
|
ioctl (fd, SERIAL_SETPROTO, "cisco\0\0");
|
|
} else if (strcasecmp ("rbrg", argv[i]) == 0) {
|
|
mode = SERIAL_HDLC;
|
|
ioctl (fd, SERIAL_SETMODE, &mode);
|
|
ioctl (fd, SERIAL_SETPROTO, "rbrg\0\0\0");
|
|
} else if (strcasecmp ("raw", argv[i]) == 0) {
|
|
mode = SERIAL_HDLC;
|
|
ioctl (fd, SERIAL_SETMODE, &mode);
|
|
ioctl (fd, SERIAL_SETPROTO, "raw\0\0\0\0");
|
|
} else if (strcasecmp ("packet", argv[i]) == 0) {
|
|
mode = SERIAL_HDLC;
|
|
ioctl (fd, SERIAL_SETMODE, &mode);
|
|
ioctl (fd, SERIAL_SETPROTO, "packet\0");
|
|
} else if (strcasecmp ("ppp", argv[i]) == 0) {
|
|
/* check that ppp line discipline is present */
|
|
if (ppp_ok ()) {
|
|
mode = SERIAL_HDLC;
|
|
ioctl (fd, SERIAL_SETMODE, &mode);
|
|
ioctl (fd, SERIAL_SETPROTO, "ppp\0\0\0\0");
|
|
}
|
|
} else if (strncasecmp ("keepalive=", argv[i], 10) == 0) {
|
|
keepalive = (strcasecmp ("on", argv[i] + 10) == 0);
|
|
ioctl (fd, SERIAL_SETKEEPALIVE, &keepalive);
|
|
} else if (strcasecmp ("fr", argv[i]) == 0) {
|
|
mode = SERIAL_HDLC;
|
|
ioctl (fd, SERIAL_SETMODE, &mode);
|
|
ioctl (fd, SERIAL_SETPROTO, "fr\0\0\0\0\0");
|
|
} else if (strcasecmp ("zaptel", argv[i]) == 0) {
|
|
mode = SERIAL_HDLC;
|
|
ioctl (fd, SERIAL_SETMODE, &mode);
|
|
ioctl (fd, SERIAL_SETPROTO, "zaptel\0");
|
|
} else if (strncasecmp ("debug=", argv[i], 6) == 0) {
|
|
debug = strtol (argv[i]+6, 0, 10);
|
|
ioctl (fd, SERIAL_SETDEBUG, &debug);
|
|
} else if (strncasecmp ("loop=", argv[i], 5) == 0) {
|
|
loop = (strcasecmp ("on", argv[i] + 5) == 0);
|
|
ioctl (fd, SERIAL_SETLOOP, &loop);
|
|
} else if (strncasecmp ("rloop=", argv[i], 6) == 0) {
|
|
rloop = (strcasecmp ("on", argv[i] + 6) == 0);
|
|
ioctl (fd, SERIAL_SETRLOOP, &rloop);
|
|
} else if (strncasecmp ("dpll=", argv[i], 5) == 0) {
|
|
dpll = (strcasecmp ("on", argv[i] + 5) == 0);
|
|
ioctl (fd, SERIAL_SETDPLL, &dpll);
|
|
} else if (strncasecmp ("nrzi=", argv[i], 5) == 0) {
|
|
nrzi = (strcasecmp ("on", argv[i] + 5) == 0);
|
|
ioctl (fd, SERIAL_SETNRZI, &nrzi);
|
|
} else if (strncasecmp ("invclk=", argv[i], 7) == 0) {
|
|
invclk = (strcasecmp ("on", argv[i] + 7) == 0);
|
|
ioctl (fd, SERIAL_SETINVCLK, &invclk);
|
|
} else if (strncasecmp ("invrclk=", argv[i], 8) == 0) {
|
|
invrclk = (strcasecmp ("on", argv[i] + 8) == 0);
|
|
ioctl (fd, SERIAL_SETINVRCLK, &invrclk);
|
|
} else if (strncasecmp ("invtclk=", argv[i], 8) == 0) {
|
|
invtclk = (strcasecmp ("on", argv[i] + 8) == 0);
|
|
ioctl (fd, SERIAL_SETINVTCLK, &invtclk);
|
|
} else if (strncasecmp ("higain=", argv[i], 7) == 0) {
|
|
higain = (strcasecmp ("on", argv[i] + 7) == 0);
|
|
ioctl (fd, SERIAL_SETHIGAIN, &higain);
|
|
} else if (strncasecmp ("phony=", argv[i], 6) == 0) {
|
|
phony = (strcasecmp ("on", argv[i] + 6) == 0);
|
|
ioctl (fd, SERIAL_SETPHONY, &phony);
|
|
} else if (strncasecmp ("unfram=", argv[i], 7) == 0) {
|
|
unfram = (strcasecmp ("on", argv[i] + 7) == 0);
|
|
ioctl (fd, SERIAL_SETUNFRAM, &unfram);
|
|
} else if (strncasecmp ("scrambler=", argv[i], 10) == 0) {
|
|
scrambler = (strcasecmp ("on", argv[i] + 10) == 0);
|
|
ioctl (fd, SERIAL_SETSCRAMBLER, &scrambler);
|
|
} else if (strncasecmp ("monitor=", argv[i], 8) == 0) {
|
|
monitor = (strcasecmp ("on", argv[i] + 8) == 0);
|
|
ioctl (fd, SERIAL_SETMONITOR, &monitor);
|
|
} else if (strncasecmp ("use16=", argv[i], 6) == 0) {
|
|
use16 = (strcasecmp ("on", argv[i] + 6) == 0);
|
|
ioctl (fd, SERIAL_SETUSE16, &use16);
|
|
} else if (strncasecmp ("crc4=", argv[i], 5) == 0) {
|
|
crc4 = (strcasecmp ("on", argv[i] + 5) == 0);
|
|
ioctl (fd, SERIAL_SETCRC4, &crc4);
|
|
} else if (strncasecmp ("ami=", argv[i], 4) == 0) {
|
|
ami = (strcasecmp ("on", argv[i] + 4) == 0);
|
|
ioctl (fd, SERIAL_SETLCODE, &ami);
|
|
} else if (strncasecmp ("mtu=", argv[i], 4) == 0) {
|
|
mtu = strtol (argv[i] + 4, 0, 10);
|
|
ioctl (fd, SERIAL_SETMTU, &mtu);
|
|
} else if (strncasecmp ("rqlen=", argv[i], 6) == 0) {
|
|
rqlen = strtol (argv[i] + 6, 0, 10);
|
|
ioctl (fd, SERIAL_SETRQLEN, &rqlen);
|
|
} else if (strcasecmp ("syn=int", argv[i]) == 0) {
|
|
clk = E1CLK_INTERNAL;
|
|
ioctl (fd, SERIAL_SETCLK, &clk);
|
|
} else if (strcasecmp ("syn=rcv", argv[i]) == 0) {
|
|
clk = E1CLK_RECEIVE;
|
|
ioctl (fd, SERIAL_SETCLK, &clk);
|
|
} else if (strcasecmp ("syn=rcv0", argv[i]) == 0) {
|
|
clk = E1CLK_RECEIVE_CHAN0;
|
|
ioctl (fd, SERIAL_SETCLK, &clk);
|
|
} else if (strcasecmp ("syn=rcv1", argv[i]) == 0) {
|
|
clk = E1CLK_RECEIVE_CHAN1;
|
|
ioctl (fd, SERIAL_SETCLK, &clk);
|
|
} else if (strcasecmp ("syn=rcv2", argv[i]) == 0) {
|
|
clk = E1CLK_RECEIVE_CHAN2;
|
|
ioctl (fd, SERIAL_SETCLK, &clk);
|
|
} else if (strcasecmp ("syn=rcv3", argv[i]) == 0) {
|
|
clk = E1CLK_RECEIVE_CHAN3;
|
|
ioctl (fd, SERIAL_SETCLK, &clk);
|
|
} else if (strncasecmp ("ts=", argv[i], 3) == 0) {
|
|
timeslots = scan_timeslots (argv[i] + 3);
|
|
ioctl (fd, SERIAL_SETTIMESLOTS, ×lots);
|
|
} else if (strncasecmp ("pass=", argv[i], 5) == 0) {
|
|
timeslots = scan_timeslots (argv[i] + 5);
|
|
ioctl (fd, SERIAL_SETSUBCHAN, ×lots);
|
|
} else if (strncasecmp ("dlci", argv[i], 4) == 0) {
|
|
dlci = strtol (argv[i]+4, 0, 10);
|
|
ioctl (fd, SERIAL_ADDDLCI, &dlci);
|
|
} else if (strncasecmp ("dir=", argv[i], 4) == 0) {
|
|
dir = strtol (argv[i]+4, 0, 10);
|
|
ioctl (fd, SERIAL_SETDIR, &dir);
|
|
} else if (strncasecmp ("port=", argv[i], 5) == 0) {
|
|
if (strncasecmp ("rs232", argv[i]+5, 5) == 0) {
|
|
port = 0;
|
|
ioctl (fd, SERIAL_SETPORT, &port);
|
|
} else if (strncasecmp ("v35", argv[i]+5, 3) == 0) {
|
|
port = 1;
|
|
ioctl (fd, SERIAL_SETPORT, &port);
|
|
} else if (strncasecmp ("rs449", argv[i]+5, 5) == 0) {
|
|
port = 2;
|
|
ioctl (fd, SERIAL_SETPORT, &port);
|
|
} else
|
|
fprintf (stderr, "invalid port type\n");
|
|
exit (-1);
|
|
#if 1
|
|
} else if (strcasecmp ("reset", argv[i]) == 0) {
|
|
ioctl (fd, SERIAL_RESET, 0);
|
|
} else if (strcasecmp ("hwreset", argv[i]) == 0) {
|
|
ioctl (fd, SERIAL_HARDRESET, 0);
|
|
#endif
|
|
} else if (strncasecmp ("cablen=", argv[i], 7) == 0) {
|
|
loop = (strcasecmp ("on", argv[i] + 7) == 0);
|
|
ioctl (fd, SERIAL_SETCABLEN, &cablen);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
get_mask (void)
|
|
{
|
|
#ifdef __linux__
|
|
int fd;
|
|
|
|
fd = open ("/dev/serial/ctl0", 0);
|
|
if (fd < 0) {
|
|
perror ("/dev/serial/ctl0");
|
|
exit (-1);
|
|
}
|
|
if (ioctl (fd, SERIAL_GETREGISTERED, &mask) < 0) {
|
|
perror ("getting list of channels");
|
|
exit (-1);
|
|
}
|
|
close (fd);
|
|
#else
|
|
int fd, fd1, fd2, fd3, i;
|
|
char buf [80];
|
|
|
|
for (i=0, fd=-1; i<12 && fd<0; i++) {
|
|
sprintf (buf, "/dev/cx%d", i*4);
|
|
fd = open (buf, 0);
|
|
}
|
|
|
|
for (i=0, fd1=-1; i<3 && fd1<0; i++) {
|
|
sprintf (buf, "/dev/ct%d", i*2);
|
|
fd1 = open (buf, 0);
|
|
}
|
|
|
|
for (i=0, fd2=-1; i<3 && fd2<0; i++) {
|
|
sprintf (buf, "/dev/cp%d", i*4);
|
|
fd2 = open (buf, 0);
|
|
}
|
|
|
|
/* Try only one */
|
|
for (i=0, fd3=-1; i<1 && fd3<0; i++) {
|
|
sprintf (buf, "/dev/ce%d", i*4);
|
|
fd3 = open (buf, 0);
|
|
}
|
|
|
|
if ((fd < 0) && (fd1 < 0) && (fd2 < 0) && (fd3 < 0)) {
|
|
fprintf (stderr, "No Cronyx adapters installed\n");
|
|
exit (-1);
|
|
}
|
|
|
|
if (fd >= 0) {
|
|
if (ioctl (fd, SERIAL_GETREGISTERED, &mask) < 0) {
|
|
perror ("getting list of channels");
|
|
exit (-1);
|
|
}
|
|
close (fd);
|
|
}
|
|
|
|
if (fd1 >= 0) {
|
|
if (ioctl (fd1, SERIAL_GETREGISTERED, (mask+16)) < 0) {
|
|
perror ("getting list of channels");
|
|
exit (-1);
|
|
}
|
|
close (fd1);
|
|
}
|
|
|
|
if (fd2 >= 0) {
|
|
if (ioctl (fd2, SERIAL_GETREGISTERED, (mask+32)) < 0) {
|
|
perror ("getting list of channels");
|
|
exit (-1);
|
|
}
|
|
close (fd2);
|
|
}
|
|
|
|
if (fd3 >= 0) {
|
|
if (ioctl (fd3, SERIAL_GETREGISTERED, (mask+48)) < 0) {
|
|
perror ("getting list of channels");
|
|
exit (-1);
|
|
}
|
|
close (fd3);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
static int
|
|
open_chan_ctl (int num)
|
|
{
|
|
char device [80];
|
|
int fd;
|
|
|
|
#ifdef __linux__
|
|
sprintf (device, "/dev/serial/ctl%d", num);
|
|
#else
|
|
switch (adapter_type) {
|
|
case 0:
|
|
sprintf (device, "/dev/cx%d", num);
|
|
break;
|
|
case 1:
|
|
sprintf (device, "/dev/ct%d", num);
|
|
break;
|
|
case 2:
|
|
sprintf (device, "/dev/cp%d", num);
|
|
break;
|
|
case 3:
|
|
sprintf (device, "/dev/ce%d", num);
|
|
break;
|
|
}
|
|
#endif
|
|
fd = open (device, 0);
|
|
if (fd < 0) {
|
|
if (errno == ENODEV)
|
|
fprintf (stderr, "chan%d: not configured\n", num);
|
|
else
|
|
perror (device);
|
|
exit (-1);
|
|
}
|
|
#ifdef __linux__
|
|
if (ioctl (fd, SERIAL_GETNAME, &chan_name) < 0)
|
|
sprintf (chan_name, "chan%d", num);
|
|
#else
|
|
switch (adapter_type) {
|
|
case 0: sprintf (chan_name, "cx%d", num); break;
|
|
case 1: sprintf (chan_name, "ct%d", num); break;
|
|
case 2: sprintf (chan_name, "cp%d", num); break;
|
|
case 3: sprintf (chan_name, "ce%d", num); break;
|
|
}
|
|
#endif
|
|
return fd;
|
|
}
|
|
|
|
int
|
|
main (int argc, char **argv)
|
|
{
|
|
char *p;
|
|
int fd, need_header, chan_num;
|
|
|
|
if (argc > 1 && strcmp(argv[1], "help") == 0)
|
|
usage();
|
|
|
|
for (;;) {
|
|
switch (getopt (argc, argv, "mseftucviax")) {
|
|
case -1:
|
|
break;
|
|
case 'a':
|
|
++aflag;
|
|
continue;
|
|
case 'm':
|
|
++mflag;
|
|
continue;
|
|
case 's':
|
|
++sflag;
|
|
continue;
|
|
case 'e':
|
|
++eflag;
|
|
continue;
|
|
case 'f':
|
|
++eflag;
|
|
++fflag;
|
|
continue;
|
|
case 't':
|
|
++tflag;
|
|
continue;
|
|
case 'u':
|
|
++tflag;
|
|
++uflag;
|
|
continue;
|
|
case 'c':
|
|
++cflag;
|
|
continue;
|
|
case 'v':
|
|
++vflag;
|
|
continue;
|
|
case 'i':
|
|
++iflag;
|
|
continue;
|
|
case 'x':
|
|
++xflag;
|
|
continue;
|
|
default:
|
|
usage();
|
|
}
|
|
break;
|
|
}
|
|
argc -= optind;
|
|
argv += optind;
|
|
|
|
if (argc <= 0) {
|
|
get_mask ();
|
|
need_header = 1;
|
|
adapter_type = 0;
|
|
#ifndef __linux__
|
|
for (; adapter_type < 4; ++adapter_type)
|
|
#endif
|
|
{
|
|
for (chan_num=0; chan_num<MAXCHAN; ++chan_num)
|
|
if (mask[adapter_type*16+chan_num/8] & 1 << (chan_num & 7)) {
|
|
fd = open_chan_ctl (chan_num);
|
|
if (vflag) {
|
|
#ifdef __linux__
|
|
char buf[256];
|
|
if (ioctl (fd, SERIAL_GETVERSIONSTRING, &buf) >= 0) {
|
|
printf ("Version: %s\n", buf);
|
|
close (fd);
|
|
return (0);
|
|
}
|
|
#endif
|
|
}
|
|
if (iflag) {
|
|
print_chan (fd);
|
|
print_ifconfig (fd);
|
|
} else if (sflag||xflag)
|
|
print_stats (fd, need_header);
|
|
else if (mflag)
|
|
print_modems (fd, need_header);
|
|
else if (eflag)
|
|
print_e1_stats (fd, need_header);
|
|
else if (tflag)
|
|
print_e3_stats (fd, need_header);
|
|
else if (cflag)
|
|
clear_stats (fd);
|
|
else
|
|
print_chan (fd);
|
|
close (fd);
|
|
need_header = 0;
|
|
}
|
|
}
|
|
return (0);
|
|
}
|
|
|
|
p = argv[0] + strlen (argv[0]);
|
|
while (p > argv[0] && p[-1] >= '0' && p[-1] <= '9')
|
|
--p;
|
|
chan_num = strtol (p, 0, 10);
|
|
#ifndef __linux__
|
|
if (strncasecmp ("cx", argv[0], 2)==0)
|
|
adapter_type = 0;
|
|
else if (strncasecmp ("ct", argv[0], 2)==0)
|
|
adapter_type = 1;
|
|
else if (strncasecmp ("cp", argv[0], 2)==0)
|
|
adapter_type = 2;
|
|
else if (strncasecmp ("ce", argv[0], 2)==0)
|
|
adapter_type = 3;
|
|
else {
|
|
fprintf (stderr, "Wrong channel name\n");
|
|
exit (-1);
|
|
}
|
|
#endif
|
|
argc--;
|
|
argv++;
|
|
|
|
fd = open_chan_ctl (chan_num);
|
|
if (vflag) {
|
|
#ifdef __linux__
|
|
char buf[256];
|
|
if (ioctl (fd, SERIAL_GETVERSIONSTRING, &buf) >= 0)
|
|
printf ("Version: %s\n", buf);
|
|
#endif
|
|
}
|
|
if (iflag) {
|
|
print_chan (fd);
|
|
print_ifconfig (fd);
|
|
close (fd);
|
|
return (0);
|
|
}
|
|
if (sflag||xflag) {
|
|
print_stats (fd, 1);
|
|
close (fd);
|
|
return (0);
|
|
}
|
|
if (mflag) {
|
|
print_modems (fd, 1);
|
|
close (fd);
|
|
return (0);
|
|
}
|
|
if (eflag) {
|
|
print_e1_stats (fd, 1);
|
|
close (fd);
|
|
return (0);
|
|
}
|
|
if (tflag) {
|
|
print_e3_stats (fd, 1);
|
|
close (fd);
|
|
return (0);
|
|
}
|
|
if (cflag) {
|
|
clear_stats (fd);
|
|
close (fd);
|
|
return (0);
|
|
}
|
|
if (argc > 0)
|
|
setup_chan (fd, argc, argv);
|
|
else
|
|
print_chan (fd);
|
|
close (fd);
|
|
return (0);
|
|
}
|