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Code Issues Releases Activity

Support ``set cd off'' to tell ppp not to even look for carrier on the

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device.
This commit is contained in:
Brian Somers 1999-09-26 23:02:18 +00:00
parent a534126855
commit ccd587f00f
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=51699
6 changed files with 57 additions and 27 deletions
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16
usr.sbin/ppp/command.c
View File

@ -1757,14 +1757,18 @@ SetVariable(struct cmdargs const *arg)
case VAR_CD:
if (*argp) {
long_val = atol(argp);
if (long_val < 0)
long_val = 0;
cx->physical->cfg.cd.delay = long_val;
cx->physical->cfg.cd.required = argp[strlen(argp)-1] == '!';
if (strcasecmp(argp, "off")) {
long_val = atol(argp);
if (long_val < 0)
long_val = 0;
cx->physical->cfg.cd.delay = long_val;
cx->physical->cfg.cd.necessity = argp[strlen(argp)-1] == '!' ?
CD_REQUIRED : CD_VARIABLE;
} else
cx->physical->cfg.cd.necessity = CD_NOTREQUIRED;
} else {
cx->physical->cfg.cd.delay = DEF_CDDELAY;
cx->physical->cfg.cd.required = 0;
cx->physical->cfg.cd.necessity = CD_VARIABLE;
}
break;

18
usr.sbin/ppp/physical.c
View File

@ -175,7 +175,7 @@ physical_Create(struct datalink *dl, int type)
p->cfg.parity = CS8;
memcpy(p->cfg.devlist, MODEM_LIST, sizeof MODEM_LIST);
p->cfg.ndev = NMODEMS;
p->cfg.cd.required = 0;
p->cfg.cd.necessity = CD_VARIABLE;
p->cfg.cd.delay = DEF_CDDELAY;
lcp_Init(&p->link.lcp, dl->bundle, &p->link, &dl->fsmp);
@ -457,12 +457,16 @@ physical_ShowStatus(struct cmdargs const *arg)
prompt_Printf(arg->prompt, ", CTS/RTS %s\n", (p->cfg.rts_cts ? "on" : "off"));
prompt_Printf(arg->prompt, " CD check delay: %d second%s",
p->cfg.cd.delay, p->cfg.cd.delay == 1 ? "" : "s");
if (p->cfg.cd.required)
prompt_Printf(arg->prompt, " (required!)\n\n");
else
prompt_Printf(arg->prompt, "\n\n");
prompt_Printf(arg->prompt, " CD check delay: ");
if (p->cfg.cd.necessity == CD_NOTREQUIRED)
prompt_Printf(arg->prompt, "no cd");
else {
prompt_Printf(arg->prompt, "%d second%s", p->cfg.cd.delay,
p->cfg.cd.delay == 1 ? "" : "s");
if (p->cfg.cd.necessity == CD_REQUIRED)
prompt_Printf(arg->prompt, " (required!)");
}
prompt_Printf(arg->prompt, "\n\n");
throughput_disp(&p->link.throughput, arg->prompt);

7
usr.sbin/ppp/physical.h
View File

@ -40,6 +40,11 @@ struct cmdargs;
#define CARRIER_OK 2
#define CARRIER_LOST 3
/* A cd ``necessity'' value */
#define CD_VARIABLE 1
#define CD_REQUIRED 2
#define CD_NOTREQUIRED 3
struct device {
int type;
const char *name;
@ -91,7 +96,7 @@ struct physical {
char devlist[LINE_LEN]; /* NUL separated list of devices */
int ndev; /* number of devices in list */
struct {
unsigned required : 1; /* Is cd *REQUIRED* on this device */
unsigned necessity : 2; /* A CD_ value */
int delay; /* Wait this many seconds after login script */
} cd;
} cfg;

18
usr.sbin/ppp/ppp.8
View File

@ -3561,7 +3561,7 @@ be agreeable with the peer), or if
is specified,
.Nm
will expect the peer to specify the number.
.It set cd Ar seconds Ns Op \&!
.It "set cd off|" Ns Ar seconds Ns Op \&!
Normally,
.Nm
checks for the existence of carrier one second after the login script is
@ -3581,6 +3581,11 @@ specifies the number of seconds that
should wait after the dial script has finished before deciding if
carrier is available or not.
.Pp
If
.Dq off
is specified,
.Nm
will not check for carrier on the device, otherwise
.Nm
will not proceed to the login script until either carrier is detected
or until
@ -3600,15 +3605,18 @@ seconds, the link will be disconnected.
.Pp
For ISDN devices,
.Nm
will always insist on carrier. Carrier is raised by the i4brbchX device
driver only after the call has connected. It is therefore wise to set
a reasonable value such as
will always insist on carrier (the value
.Dq off
is invalid). Carrier is raised by the i4brbchX device driver only after
the call has connected. It is therefore wise to set a reasonable value
such as
.Ar 6
seconds.
.Pp
Carrier
.Em require Ns No ment
is ignored for all other device types.
is ignored for all other device types - as if set to
.Dq off .
.It set choked Op Ar timeout
This sets the number of seconds that
.Nm

18
usr.sbin/ppp/ppp.8.m4
View File

@ -3561,7 +3561,7 @@ be agreeable with the peer), or if
is specified,
.Nm
will expect the peer to specify the number.
.It set cd Ar seconds Ns Op \&!
.It "set cd off|" Ns Ar seconds Ns Op \&!
Normally,
.Nm
checks for the existence of carrier one second after the login script is
@ -3581,6 +3581,11 @@ specifies the number of seconds that
should wait after the dial script has finished before deciding if
carrier is available or not.
.Pp
If
.Dq off
is specified,
.Nm
will not check for carrier on the device, otherwise
.Nm
will not proceed to the login script until either carrier is detected
or until
@ -3600,15 +3605,18 @@ seconds, the link will be disconnected.
.Pp
For ISDN devices,
.Nm
will always insist on carrier. Carrier is raised by the i4brbchX device
driver only after the call has connected. It is therefore wise to set
a reasonable value such as
will always insist on carrier (the value
.Dq off
is invalid). Carrier is raised by the i4brbchX device driver only after
the call has connected. It is therefore wise to set a reasonable value
such as
.Ar 6
seconds.
.Pp
Carrier
.Em require Ns No ment
is ignored for all other device types.
is ignored for all other device types - as if set to
.Dq off .
.It set choked Op Ar timeout
This sets the number of seconds that
.Nm

7
usr.sbin/ppp/tty.c
View File

@ -115,7 +115,7 @@ tty_Timeout(void *data)
if (Online(dev))
log_Printf(LogPHASE, "%s: %s: CD detected\n", p->link.name, p->name.full);
else if (++dev->carrier_seconds >= p->cfg.cd.delay) {
if (p->cfg.cd.required)
if (p->cfg.cd.necessity == CD_REQUIRED)
log_Printf(LogPHASE, "%s: %s: Required CD not detected\n",
p->link.name, p->name.full);
else {
@ -169,7 +169,7 @@ tty_AwaitCarrier(struct physical *p)
{
struct ttydevice *dev = device2tty(p->handler);
if (physical_IsSync(p))
if (p->cfg.cd.necessity == CD_NOTREQUIRED || physical_IsSync(p))
return CARRIER_OK;
if (dev->mbits == -1) {
@ -180,7 +180,8 @@ tty_AwaitCarrier(struct physical *p)
return CARRIER_PENDING; /* Not yet ! */
}
return Online(dev) || !p->cfg.cd.required ? CARRIER_OK : CARRIER_LOST;
return Online(dev) || !p->cfg.cd.necessity == CD_REQUIRED ?
CARRIER_OK : CARRIER_LOST;
}
static int