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freebsd-dev/usr.sbin/sicontrol/sicontrol.c
Ed Schouten 2ae1fdab5a Remove sicontrol(8)'s "ttystat". 
In the FreeBSD base system, there are only two utilities that use struct
tty, namely pstat and sicontrol. The sicontrol utility calls the
TCSI_TTY ioctl(), which copies struct tty back to userspace.

sicontrol should not have this functionality. The same data is already
provided by pstat. If we really want to be able to export these numbers
through a file descriptor to userspace, we can export struct xtty, which
should provide a better abstraction. The ttystat option was only used as
a debugging aid.

This makes sicontrol compile in the mpsafetty branch.

Reviewed by:	peter
Approved by:	philip (mentor)
2008-06-09 08:43:27 +00:00

727 lines
18 KiB
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/*
* Device driver for Specialix range (SLXOS) of serial line multiplexors.
* SLXOS configuration and debug interface
*
* Copyright (C) 1990, 1992 Specialix International,
* Copyright (C) 1993, Andy Rutter <andy@acronym.co.uk>
* Copyright (C) 1995, Peter Wemm
*
* Derived from: SunOS 4.x version
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notices, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notices, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 4. Neither the name of Advanced Methods and Tools, nor Specialix
* International may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
* NO EVENT SHALL THE AUTHORS BE LIABLE.
*/
#ifndef lint
static const char rcsid[] =
"$FreeBSD$";
#endif /* not lint */
#include <ctype.h>
#include <err.h>
#include <fcntl.h>
#include <paths.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <sys/param.h>
#include <sys/stat.h>
#include <sys/ioctl.h>
#include <sys/tty.h>
#define SI_DEBUG
#include <dev/si/si.h>
#include <dev/si/sivar.h>
struct lv {
char *lv_name;
int lv_bit;
} lv[] = {
{"entry", DBG_ENTRY},
{"open", DBG_OPEN},
{"close", DBG_CLOSE},
{"read", DBG_READ},
{"write", DBG_WRITE},
{"param", DBG_PARAM},
{"modem", DBG_MODEM},
{"select", DBG_SELECT},
{"optim", DBG_OPTIM},
{"intr", DBG_INTR},
{"start", DBG_START},
{"lstart", DBG_LSTART},
{"ioctl", DBG_IOCTL},
{"fail", DBG_FAIL},
{"autoboot", DBG_AUTOBOOT},
{"download", DBG_DOWNLOAD},
{"drain", DBG_DRAIN},
{"poll", DBG_POLL},
{0, 0}
};
static int alldev = 0;
void ccb_stat(int, char **);
void port_stat(int, char **);
void debug(int, char **);
void dostat(void);
int getnum(char *);
int islevel(char *);
int lvls2bits(char *);
void mstate(int, char **);
void nport(int, char **);
void onoff(int, char **, int, char *, char *, int);
int opencontrol(void);
void prlevels(int);
void prusage(int, int);
void rxint(int, char **);
void txint(int, char **);
struct opt {
char *o_name;
void (*o_func)(int, char **);
} opt[] = {
{"debug", debug},
{"rxint_throttle", rxint},
{"int_throttle", txint},
{"nport", nport},
{"mstate", mstate},
{"ccbstat", ccb_stat},
{"portstat", port_stat},
{0, 0}
};
struct stat_list {
void (*st_func)(int, char **);
} stat_list[] = {
{mstate},
{0}
};
#define U_DEBUG 0
#define U_TXINT 1
#define U_RXINT 2
#define U_NPORT 3
#define U_MSTATE 4
#define U_STAT_CCB 5
#define U_STAT_PORT 6
#define U_MAX 7
#define U_ALL -1
char *usage[] = {
"debug [[add|del|set debug_levels] | [off]]\n",
"int_throttle [newvalue]\n",
"rxint_throttle [newvalue]\n",
"nport\n",
"mstate\n",
"ccbstat\n",
"portstat\n",
0
};
int ctlfd;
char *Devname;
struct si_tcsi tc;
int
main(int argc, char **argv)
{
struct opt *op;
void (*func)(int, char **) = NULL;
if (argc < 2)
prusage(U_ALL, 1);
Devname = argv[1];
if (strcmp(Devname, "-") == 0) {
alldev = 1;
} else {
sidev_t dev;
int n;
int card, port;
n = sscanf(Devname, "%d:%d", &card, &port);
if (n != 2)
errx(1, "Devname must be in form card:port. eg: 0:7");
dev.sid_card = card;
dev.sid_port = port;
tc.tc_dev = dev;
}
ctlfd = opencontrol();
if (argc == 2) {
dostat();
exit(0);
}
argc--; argv++;
for (op = opt; op->o_name; op++) {
if (strcmp(argv[1], op->o_name) == 0) {
func = op->o_func;
break;
}
}
if (func == NULL)
prusage(U_ALL, 1);
argc -= 2;
argv += 2;
(*func)(argc, argv);
exit(0);
}
int
opencontrol(void)
{
int fd;
fd = open(CONTROLDEV, O_RDWR|O_NDELAY);
if (fd < 0)
err(1, "open on %s", CONTROLDEV);
return(fd);
}
/*
* Print a usage message - this relies on U_DEBUG==0 and U_BOOT==1.
* Don't print the DEBUG usage string unless explicity requested.
*/
void
prusage(int strn, int eflag)
{
char **cp;
if (strn == U_ALL) {
fprintf(stderr, "usage: sicontrol %s", usage[1]);
fprintf(stderr, " sicontrol %s", usage[2]);
fprintf(stderr, " sicontrol %s", usage[3]);
fprintf(stderr, " sicontrol devname %s", usage[4]);
for (cp = &usage[5]; *cp; cp++)
fprintf(stderr, " sicontrol devname %s", *cp);
}
else if (strn >= 0 && strn <= U_MAX)
fprintf(stderr, "usage: sicontrol devname %s", usage[strn]);
else
fprintf(stderr, "sicontrol: usage ???\n");
exit(eflag);
}
/* print port status */
void
dostat(void)
{
char *av[1], *acp;
struct stat_list *stp;
struct si_tcsi stc;
int donefirst = 0;
printf("%s: ", alldev ? "ALL" : Devname);
acp = malloc(strlen(Devname) + 3);
memset(acp, ' ', strlen(Devname));
strcat(acp, " ");
stc = tc;
for (stp = stat_list; stp->st_func != NULL; stp++) {
if (donefirst)
fputs(acp, stdout);
else
donefirst++;
av[0] = NULL;
tc = stc;
(*stp->st_func)(-1, av);
}
}
/*
* debug
* debug [[set|add|del debug_lvls] | [off]]
*/
void
debug(int ac, char **av)
{
int level;
if (ac > 2)
prusage(U_DEBUG, 1);
if (alldev) {
if (ioctl(ctlfd, TCSIGDBG_ALL, &tc.tc_dbglvl) < 0)
err(1, "TCSIGDBG_ALL on %s", Devname);
} else {
if (ioctl(ctlfd, TCSIGDBG_LEVEL, &tc) < 0)
err(1, "TCSIGDBG_LEVEL on %s", Devname);
}
switch (ac) {
case 0:
printf("%s: debug levels - ", Devname);
prlevels(tc.tc_dbglvl);
return;
case 1:
if (strcmp(av[0], "off") == 0) {
tc.tc_dbglvl = 0;
break;
}
prusage(U_DEBUG, 1);
/* no return */
case 2:
level = lvls2bits(av[1]);
if (strcmp(av[0], "add") == 0)
tc.tc_dbglvl |= level;
else if (strcmp(av[0], "del") == 0)
tc.tc_dbglvl &= ~level;
else if (strcmp(av[0], "set") == 0)
tc.tc_dbglvl = level;
else
prusage(U_DEBUG, 1);
}
if (alldev) {
if (ioctl(ctlfd, TCSISDBG_ALL, &tc.tc_dbglvl) < 0)
err(1, "TCSISDBG_ALL on %s", Devname);
} else {
if (ioctl(ctlfd, TCSISDBG_LEVEL, &tc) < 0)
err(1, "TCSISDBG_LEVEL on %s", Devname);
}
}
void
rxint(int ac, char **av)
{
tc.tc_port = 0;
switch (ac) {
case 0:
printf("%s: ", Devname);
case -1:
if (ioctl(ctlfd, TCSIGRXIT, &tc) < 0)
err(1, "TCSIGRXIT");
printf("RX interrupt throttle: %d msec\n", tc.tc_int*10);
break;
case 1:
tc.tc_int = getnum(av[0]) / 10;
if (tc.tc_int == 0)
tc.tc_int = 1;
if (ioctl(ctlfd, TCSIRXIT, &tc) < 0)
err(1, "TCSIRXIT on %s at %d msec",
Devname, tc.tc_int*10);
break;
default:
prusage(U_RXINT, 1);
}
}
void
txint(int ac, char **av)
{
tc.tc_port = 0;
switch (ac) {
case 0:
printf("%s: ", Devname);
case -1:
if (ioctl(ctlfd, TCSIGIT, &tc) < 0)
err(1, "TCSIGIT");
printf("aggregate interrupt throttle: %d\n", tc.tc_int);
break;
case 1:
tc.tc_int = getnum(av[0]);
if (ioctl(ctlfd, TCSIIT, &tc) < 0)
err(1, "TCSIIT on %s at %d", Devname, tc.tc_int);
break;
default:
prusage(U_TXINT, 1);
}
}
void
onoff(int ac, char **av, int cmd, char *cmdstr, char *prstr, int usage)
{
if (ac > 1)
prusage(usage, 1);
if (ac == 1) {
if (strcmp(av[0], "on") == 0)
tc.tc_int = 1;
else if (strcmp(av[0], "off") == 0)
tc.tc_int = 0;
else
prusage(usage, 1);
} else
tc.tc_int = -1;
if (ioctl(ctlfd, cmd, &tc) < 0)
err(1, "%s on %s", cmdstr, Devname);
switch (ac) {
case 0:
printf("%s: ", Devname);
case -1:
printf("%s ", prstr);
if (tc.tc_int)
printf("on\n");
else
printf("off\n");
}
}
void
mstate(int ac, char **av)
{
switch (ac) {
case 0:
printf("%s: ", Devname);
case -1:
break;
default:
prusage(U_MSTATE, 1);
}
if (ioctl(ctlfd, TCSISTATE, &tc) < 0)
err(1, "TCSISTATE on %s", Devname);
printf("modem bits state - (0x%x)", tc.tc_int);
if (tc.tc_int & IP_DCD) printf(" DCD");
if (tc.tc_int & IP_DTR) printf(" DTR");
if (tc.tc_int & IP_RTS) printf(" RTS");
printf("\n");
}
void
nport(int ac, char **av)
{
int ports;
if (ac != 0)
prusage(U_NPORT, 1);
if (ioctl(ctlfd, TCSIPORTS, &ports) < 0)
err(1, "TCSIPORTS on %s", Devname);
printf("SLXOS: total of %d ports\n", ports);
}
const char *s_stat(int stat)
{
switch (stat) {
case IDLE_OPEN: return "IDLE_OPEN";
case LOPEN: return "LOPEN";
case MOPEN: return "MOPEN";
case MPEND: return "MPEND";
case CONFIG: return "CONFIG";
case CLOSE: return "CLOSE";
case SBREAK: return "SBREAK";
case EBREAK: return "EBREAK";
case IDLE_CLOSE:return "IDLE_CLOSE";
case IDLE_BREAK:return "IDLE_BREAK";
case FCLOSE: return "FCLOSE";
case RESUME: return "RESUME";
case WFLUSH: return "WFLUSH";
case RFLUSH: return "RFLUSH";
default: return "??";
}
}
const char *s_mr1(int mr1)
{
static char msg[200];
sprintf(msg, "%dbit, %s, parity:[", 5 + (mr1 & MR1_8_BITS), mr1 & MR1_ODD ? "odd" : "even");
if (mr1 & MR1_WITH)
strcat(msg, "with;");
if (mr1 & MR1_FORCE)
strcat(msg, "force;");
if (mr1 & MR1_NONE)
strcat(msg, "none;");
if (mr1 & MR1_SPECIAL)
strcat(msg, "special;");
strcpy(msg + strlen(msg) - 1, "]");
sprintf(msg + strlen(msg), ", err: %s", mr1 & MR1_BLOCK ? "block" : "none");
sprintf(msg + strlen(msg), ", cts: %s", mr1 & MR1_CTSCONT ? "auto" : "none");
return (msg);
}
const char *s_mr2(int mr2)
{
static char msg[200];
switch (mr2 & 0xf) {
case MR2_1_STOP: strcpy(msg, "1stop"); break;
case MR2_2_STOP: strcpy(msg, "2stop"); break;
default: sprintf(msg, "??stop (0x%x)", mr2 & 0xf); break;
}
if (mr2 & MR2_RTSCONT) strcat(msg, ", rtscont");
if (mr2 & MR2_CTSCONT) strcat(msg, ", ctscont");
switch (mr2 & 0xc0) {
case MR2_NORMAL: strcat(msg, ", mode:normal"); break;
case MR2_AUTO: strcat(msg, ", mode:auto"); break;
case MR2_LOCAL: strcat(msg, ", mode:local"); break;
case MR2_REMOTE: strcat(msg, ", mode:remote"); break;
}
return (msg);
}
const char *s_clk(int clk)
{
switch (clk & 0xf) {
case 0x0: return "75";
case 0x1: return "110/115200";
case 0x2: return "38400";
case 0x3: return "150";
case 0x4: return "300";
case 0x5: return "600";
case 0x6: return "1200";
case 0x7: return "2000";
case 0x8: return "2400";
case 0x9: return "4800";
case 0xa: return "7200";
case 0xb: return "9600";
case 0xc: return "19200";
case 0xd: return "57600";
case 0xe: return "?0xe";
case 0xf: return "?0xf";
}
return ("gcc sucks");
}
const char *s_op(int op)
{
static char msg[200];
sprintf(msg, "cts:%s", (op & OP_CTS) ? "on" : "off");
sprintf(msg + strlen(msg), ", dsr:%s", (op & OP_DSR) ? "on" : "off");
return (msg);
}
const char *s_ip(int ip)
{
static char msg[200];
sprintf(msg, "rts:%s", (ip & IP_RTS) ? "on" : "off");
sprintf(msg + strlen(msg), ", dcd:%s", (ip & IP_DCD) ? "on" : "off");
sprintf(msg + strlen(msg), ", dtr:%s", (ip & IP_DTR) ? "on" : "off");
sprintf(msg + strlen(msg), ", ri:%s", (ip & IP_RI) ? "on" : "off");
return (msg);
}
const char *s_state(int state)
{
return (state & ST_BREAK ? "break:on" : "break:off");
}
const char *s_prtcl(int pr)
{
static char msg[200];
sprintf(msg, "tx xon any:%s", (pr & SP_TANY) ? "on" : "off");
sprintf(msg + strlen(msg), ", tx xon/xoff:%s", (pr & SP_TXEN) ? "on" : "off");
sprintf(msg + strlen(msg), ", cooking:%s", (pr & SP_CEN) ? "on" : "off");
sprintf(msg + strlen(msg), ", rx xon/xoff:%s", (pr & SP_RXEN) ? "on" : "off");
sprintf(msg + strlen(msg), ", dcd/dsr check:%s", (pr & SP_DCEN) ? "on" : "off");
sprintf(msg + strlen(msg), ", parity check:%s", (pr & SP_PAEN) ? "on" : "off");
return (msg);
}
const char *s_break(int br)
{
static char msg[200];
sprintf(msg, "ignore rx brk:%s", (br & BR_IGN) ? "on" : "off");
sprintf(msg + strlen(msg), ", brk interrupt:%s", (br & BR_INT) ? "on" : "off");
sprintf(msg + strlen(msg), ", parmrking:%s", (br & BR_PARMRK) ? "on" : "off");
sprintf(msg + strlen(msg), ", parign:%s", (br & BR_PARIGN) ? "on" : "off");
return (msg);
}
const char *
s_xstat(int xs)
{
static char msg[200];
msg[0] = 0;
/* MTA definitions, not TA */
if (xs & 0x01) strcat(msg, "TION "); /* Tx interrupts on (MTA only) */
if (xs & 0x02) strcat(msg, "RTSEN "); /* RTS FLOW enabled (MTA only) */
if (xs & 0x04) strcat(msg, "RTSLOW "); /* XOFF received (TA only) */
if (xs & 0x08) strcat(msg, "RXEN "); /* Rx XON/XOFF enabled */
if (xs & 0x10) strcat(msg, "ANYXO "); /* XOFF pending/sent or RTS dropped */
if (xs & 0x20) strcat(msg, "RXSE "); /* Rx XOFF sent */
if (xs & 0x40) strcat(msg, "NPEND "); /* Rx XON pending or XOFF pending */
if (xs & 0x40) strcat(msg, "FPEND "); /* Rx XOFF pending */
return (msg);
}
const char *
s_cstat(int cs)
{
static char msg[200];
msg[0] = 0;
/* MTA definitions, not TA */
if (cs & 0x01) strcat(msg, "TEMR "); /* Tx empty requested (MTA only) */
if (cs & 0x02) strcat(msg, "TEMA "); /* Tx empty acked (MTA only) */
if (cs & 0x04) strcat(msg, "EN "); /* Cooking enabled (on MTA means port is also || */
if (cs & 0x08) strcat(msg, "HIGH "); /* Buffer previously hit high water */
if (cs & 0x10) strcat(msg, "CTSEN "); /* CTS automatic flow-control enabled */
if (cs & 0x20) strcat(msg, "DCDEN "); /* DCD/DTR checking enabled */
if (cs & 0x40) strcat(msg, "BREAK "); /* Break detected */
if (cs & 0x80) strcat(msg, "RTSEN "); /* RTS automatic flow control enabled (MTA only) */
return (msg);
}
void
ccb_stat(int ac, char **av)
{
struct si_pstat sip;
#define CCB sip.tc_ccb
if (ac != 0)
prusage(U_STAT_CCB, 1);
sip.tc_dev = tc.tc_dev;
if (ioctl(ctlfd, TCSI_CCB, &sip) < 0)
err(1, "TCSI_CCB on %s", Devname);
printf("%s: ", Devname);
/* WORD next - Next Channel */
/* WORD addr_uart - Uart address */
/* WORD module - address of module struct */
printf("\tuart_type 0x%x\n", CCB.type); /* BYTE type - Uart type */
/* BYTE fill - */
printf("\tx_status 0x%x %s\n", CCB.x_status, s_xstat(CCB.x_status)); /* BYTE x_status - XON / XOFF status */
printf("\tc_status 0x%x %s\n", CCB.c_status, s_cstat(CCB.c_status)); /* BYTE c_status - cooking status */
printf("\thi_rxipos 0x%x\n", CCB.hi_rxipos); /* BYTE hi_rxipos - stuff into rx buff */
printf("\thi_rxopos 0x%x\n", CCB.hi_rxopos); /* BYTE hi_rxopos - stuff out of rx buffer */
printf("\thi_txopos 0x%x\n", CCB.hi_txopos); /* BYTE hi_txopos - Stuff into tx ptr */
printf("\thi_txipos 0x%x\n", CCB.hi_txipos); /* BYTE hi_txipos - ditto out */
printf("\thi_stat 0x%x %s\n", CCB.hi_stat, s_stat(CCB.hi_stat));/* BYTE hi_stat - Command register */
printf("\tdsr_bit 0x%x\n", CCB.dsr_bit); /* BYTE dsr_bit - Magic bit for DSR */
printf("\ttxon 0x%x\n", CCB.txon); /* BYTE txon - TX XON char */
printf("\ttxoff 0x%x\n", CCB.txoff); /* BYTE txoff - ditto XOFF */
printf("\trxon 0x%x\n", CCB.rxon); /* BYTE rxon - RX XON char */
printf("\trxoff 0x%x\n", CCB.rxoff); /* BYTE rxoff - ditto XOFF */
printf("\thi_mr1 0x%x %s\n", CCB.hi_mr1, s_mr1(CCB.hi_mr1)); /* BYTE hi_mr1 - mode 1 image */
printf("\thi_mr2 0x%x %s\n", CCB.hi_mr2, s_mr2(CCB.hi_mr2)); /* BYTE hi_mr2 - mode 2 image */
printf("\thi_csr 0x%x in:%s out:%s\n", CCB.hi_csr, s_clk(CCB.hi_csr >> 4), s_clk(CCB.hi_csr)); /* BYTE hi_csr - clock register */
printf("\thi_op 0x%x %s\n", CCB.hi_op, s_op(CCB.hi_op)); /* BYTE hi_op - Op control */
printf("\thi_ip 0x%x %s\n", CCB.hi_ip, s_ip(CCB.hi_ip)); /* BYTE hi_ip - Input pins */
printf("\thi_state 0x%x %s\n", CCB.hi_state, s_state(CCB.hi_state)); /* BYTE hi_state - status */
printf("\thi_prtcl 0x%x %s\n", CCB.hi_prtcl, s_prtcl(CCB.hi_prtcl)); /* BYTE hi_prtcl - Protocol */
printf("\thi_txon 0x%x\n", CCB.hi_txon); /* BYTE hi_txon - host copy tx xon stuff */
printf("\thi_txoff 0x%x\n", CCB.hi_txoff); /* BYTE hi_txoff - */
printf("\thi_rxon 0x%x\n", CCB.hi_rxon); /* BYTE hi_rxon - */
printf("\thi_rxoff 0x%x\n", CCB.hi_rxoff); /* BYTE hi_rxoff - */
printf("\tclose_prev 0x%x\n", CCB.close_prev); /* BYTE close_prev - Was channel previously closed */
printf("\thi_break 0x%x %s\n", CCB.hi_break, s_break(CCB.hi_break)); /* BYTE hi_break - host copy break process */
printf("\tbreak_state 0x%x\n", CCB.break_state); /* BYTE break_state - local copy ditto */
printf("\thi_mask 0x%x\n", CCB.hi_mask); /* BYTE hi_mask - Mask for CS7 etc. */
printf("\tmask_z280 0x%x\n", CCB.mask_z280); /* BYTE mask_z280 - Z280's copy */
/* BYTE res[0x60 - 36] - */
/* BYTE hi_txbuf[SLXOS_BUFFERSIZE] - */
/* BYTE hi_rxbuf[SLXOS_BUFFERSIZE] - */
/* BYTE res1[0xA0] - */
}
const char *sp_state(int st)
{
if (st & SS_LSTART)
return("lstart ");
else
return("");
}
void
port_stat(int ac, char **av)
{
struct si_pstat sip;
#define PRT sip.tc_siport
if (ac != 0)
prusage(U_STAT_PORT, 1);
sip.tc_dev = tc.tc_dev;
if (ioctl(ctlfd, TCSI_PORT, &sip) < 0)
err(1, "TCSI_PORT on %s", Devname);
printf("%s: ", Devname);
printf("\tsp_pend 0x%x %s\n", PRT.sp_pend, s_stat(PRT.sp_pend));
printf("\tsp_last_hi_ip 0x%x %s\n", PRT.sp_last_hi_ip, s_ip(PRT.sp_last_hi_ip));
printf("\tsp_state 0x%x %s\n", PRT.sp_state, sp_state(PRT.sp_state));
printf("\tsp_delta_overflows 0x%d\n", PRT.sp_delta_overflows);
}
int
islevel(char *tk)
{
struct lv *lvp;
char *acp;
for (acp = tk; *acp; acp++)
if (isupper(*acp))
*acp = tolower(*acp);
for (lvp = lv; lvp->lv_name; lvp++)
if (strcmp(lvp->lv_name, tk) == 0)
return(lvp->lv_bit);
return(0);
}
/*
* Convert a string consisting of tokens separated by white space, commas
* or `|' into a bitfield - flag any unrecognised tokens.
*/
int
lvls2bits(char *str)
{
int i, bits = 0;
int errflag = 0;
char token[20];
while (sscanf(str, "%[^,| \t]", token) == 1) {
str += strlen(token);
while (isspace(*str) || *str==',' || *str=='|')
str++;
if (strcmp(token, "all") == 0)
return(0xffffffff);
if ((i = islevel(token)) == 0) {
warnx("unknown token '%s'", token);
errflag++;
} else
bits |= i;
}
if (errflag)
exit(1);
return(bits);
}
int
getnum(char *str)
{
int x;
char *acp = str;
x = 0;
while (*acp) {
if (!isdigit(*acp))
errx(1, "%s is not a number", str);
x *= 10;
x += (*acp - '0');
acp++;
}
return(x);
}
void
prlevels(int x)
{
struct lv *lvp;
switch (x) {
case 0:
printf("(none)\n");
break;
case 0xffffffff:
printf("all\n");
break;
default:
for (lvp = lv; lvp->lv_name; lvp++)
if (x & lvp->lv_bit)
printf(" %s", lvp->lv_name);
printf("\n");
}
}
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