Minor mdoc style fixes.
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@ -17,7 +17,7 @@
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.\" 5. Modifications may be freely made to this file providing the above
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.\" conditions are met.
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.\"
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.\" $Id: login.conf.5,v 1.2 1997/01/07 14:29:50 davidn Exp $
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.\" $Id: login.conf.5,v 1.3 1997/01/08 06:51:32 mpp Exp $
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.\"
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.Dd November 22, 1996
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.Dt LOGIN.CONF 5
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@ -233,9 +233,9 @@ To pass these characters literally into the environment variable, escape
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the character by preceding it with a backslash '\\'.
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.Pp
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The
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.Ar host.allow
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.Em host.allow
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and
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.Ar host.deny
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.Em host.deny
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entries are comma separated lists used for checking remote access to the system,
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and consist of a list of hostnames and/or IP addresses against which remote
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network logins are checked.
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@ -253,9 +253,9 @@ If host.deny contains one or more hosts, then a login from any matching hosts
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will be disallowed.
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.Pp
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The
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.Ar times.allow
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.Em times.allow
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and
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.Ar times.deny
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.Em times.deny
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entries consist of a comma-separated list of time periods during which the users
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in a class are allowed to be logged in.
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These are expressed as one or more day codes followed by a start and end times
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@ -265,13 +265,13 @@ the hours of 2 am and 1 p.m..
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If both of these time lists are empty, users in the class are allowed access at
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any time.
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If
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.Ar times.allow
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.Em times.allow
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is specified, then logins are only allowed during the periods given.
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If
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.Ar times.deny
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.Em times.deny
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is specified, then logins are denied during the periods given, regardless of whether
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one of the periods specified in
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.Ar times.allow
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.Em times.allow
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applies.
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.Pp
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Note that
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@ -281,9 +281,9 @@ Further enforcement over the life of a session requires a separate daemon to
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monitor transitions from an allowed period to a non-allowed one.
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.Pp
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The
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.Ar tty.allow
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.Em tty.allow
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and
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.Ar tty.deny
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.Em tty.deny
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entries contain a comma-separated list of tty devices (without the /dev/ prefix)
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that a user in a class may use to access the system, and/or a list of ttygroups
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(See
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@ -294,11 +294,11 @@ for information on ttygroups).
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If neither entry exists, then the choice of login device used by the user is
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unrestricted.
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If only
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.Ar tty.allow
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.Em tty.allow
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is specified, then the user is restricted only to ttys in the given
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group or device list.
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If only
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.Ar tty.deny
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.Em tty.deny
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is specified, then the user is prevented from using the specified devices or
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devices in the group.
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If both lists are given and are non-empty, the user is restricted to those
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@ -341,21 +341,24 @@ These fields are used by the time accounting system, which regulates,
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controls and records user login access.
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.Pp
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The
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.Ar ttys.accounted
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.Em ttys.accounted
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and
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.Ar ttys.exempt
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fields operate in a similar manner to ttys.allow and ttys.deny as explained
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.Em ttys.exempt
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fields operate in a similar manner to
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.Em ttys.allow
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and
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.Em ttys.deny
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as explained
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above.
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Similarly with the
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.Ar host.accounted
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.Em host.accounted
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and
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.Ar host.exempt
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.Em host.exempt
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lists.
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.Sh SEE ALSO
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.Xr login 1
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.Xr getcap 3 ,
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.Xr getttyent 3 ,
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.Xr login_cap 3 ,
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.Xr login_class 3 ,
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.Xr getttyent 3 ,
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.Xr ttys 5 ,
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.Xr login 1
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.Xr ttys 5
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@ -17,7 +17,7 @@
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.\" 5. Modifications may be freely made to this file providing the above
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.\" conditions are met.
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.\"
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.\" $Id$
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.\" $Id: login_ok.3,v 1.1 1997/01/04 16:50:07 davidn Exp $
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.\"
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.Dd January 2, 1997
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.Os FreeBSD
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@ -44,11 +44,19 @@ class capability entries in the login database,
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.Pp
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.Fn auth_ttyok
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checks to see if the named tty is available to users of a specific
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class, and is either in the "ttys.allow" access list, and not in
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the "ttys.deny" access list.
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An empty "ttys.allowed" list (or if no such capability exists for
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class, and is either in the
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.Em ttys.allow
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access list, and not in
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the
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.Em ttys.deny
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access list.
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An empty
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.Em ttys.allow
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list (or if no such capability exists for
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the give login class) logins via any tty device are allowed unless
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the "ttys.deny" list exists and is non-empty, and the device or its
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the
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.Em ttys.deny
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list exists and is non-empty, and the device or its
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tty group (see
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.Xr ttys 5 )
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is not in the list.
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@ -57,14 +65,19 @@ name, a device name which includes a wildcard (e.g. ttyD* or cuaD*),
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or may name a ttygroup, when group=<name> tags have been assigned in
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.Pa /etc/ttys .
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Matching of ttys and ttygroups is case sensitive.
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Passing a NULL or empty string as the
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Passing a
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.Dv NULL
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or empty string as the
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.Ar tty
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parameter causes the function to return a non-zero value.
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.Pp
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.Fn auth_hostok
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checks for any host restrictions for remote logins.
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The function checks on both a host name and IP address (given in its
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text form, typically n.n.n.n) against the "host.allow" and "host.deny"
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text form, typically n.n.n.n) against the
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.Em host.allow
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and
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.Em host.deny
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login class capabilities.
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As with ttys and their groups, wildcards and character classes may be
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used in the host allow and deny capability records.
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@ -78,32 +91,48 @@ is in its canonical form.
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No hostname or address lookups are attempted.
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.Pp
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It is possible to call this function with either the hostname or
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the IP address missing (i.e. NULL) and matching will be performed
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the IP address missing (i.e.
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.Dv NULL )
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and matching will be performed
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only on the basis of the parameter given.
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Passing NULL or empty strings in both parameters will result in
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Passing
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.Dv NULL
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or empty strings in both parameters will result in
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a non-zero return value.
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.Pp
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The
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.Fn auth_timeok
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function checks to see that a given time value is within the
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"times.allow" login class capability and not within the
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"times.deny" access lists.
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An empty or non-existent "times.allow" list allows access at any
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.Em times.allow
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login class capability and not within the
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.Em times.deny
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access lists.
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An empty or non-existent
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.Em times.allow
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list allows access at any
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time, except if a given time is falls within a period in the
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"times.deny" list.
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The format of time period records contained in both "times.allow"
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and "times.deny" capability fields is explained in detail in the
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.Em times.deny
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list.
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The format of time period records contained in both
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.Em times.allow
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and
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.Em times.deny
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capability fields is explained in detail in the
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.Xr login_times 3
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manual page.
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.Sh RETURN VALUES
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A non-zero return value from any of these functions indicates that
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login access is granted.
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A zero return value means either that the item being tested is not
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in the "allow" access list, or is within the "deny" access list.
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in the
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.Em allow
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access list, or is within the
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.Em deny
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access list.
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.Sh SEE ALSO
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.Xr login.conf 5 ,
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.Xr getcap 3 ,
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.Xr login_cap 3 ,
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.Xr login_class 3 ,
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.Xr login_times 3 ,
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.Xr termcap 5 ,
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.Xr getcap 3
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.Xr login.conf 5 ,
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.Xr termcap 5
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@ -23,7 +23,7 @@
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.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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.\"
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.\" $Id: pty.3,v 1.2 1996/12/30 21:08:44 mpp Exp $
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.\" $Id: pty.3,v 1.3 1997/01/01 03:29:33 alex Exp $
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.\" "
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.Dd December 29, 1996
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.Os
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@ -62,7 +62,7 @@ invalidate any current use of the line by calling
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.Xr revoke 2 .
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.Pp
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If the argument
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.Ar name
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.Fa name
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is not
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.Dv NULL ,
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.Fn openpty
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@ -70,9 +70,9 @@ copies the pathname of the slave pty to this area. The caller is
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responsible for allocating the required space in this array.
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.Pp
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If the arguments
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.Ar termp
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.Fa termp
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or
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.Ar winp
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.Fa winp
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are not
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.Dv NULL ,
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.Fn openpty
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@ -81,9 +81,9 @@ these arguments point to, respectively.
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.Pp
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Upon return, the open file descriptors for the master and slave side
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of the pty are returned in the locations pointed to by
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.Ar amaster
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.Fa amaster
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and
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.Ar aslave ,
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.Fa aslave ,
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respectively.
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.Pp
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.Fn Forkpty
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@ -95,11 +95,11 @@ for the master side of the pty, and calls
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.Xr login_tty 3
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for the slave pty. In the parent process, it closes the descriptor for the
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slave side of the pty. The arguments
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.Ar amaster ,
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.Ar name ,
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.Ar termp ,
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.Fa amaster ,
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.Fa name ,
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.Fa termp ,
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and
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.Ar winp
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.Fa winp
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have the same meaning as described for
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.Fn openpty .
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.Sh RETURN VALUES
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