332 lines
7.6 KiB
Plaintext
332 lines
7.6 KiB
Plaintext
.ds xT X Toolkit Intrinsics \- C Language Interface
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.ds xW Athena X Widgets \- C Language X Toolkit Interface
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.ds xL Xlib \- C Language X Interface
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.ds xC Inter-Client Communication Conventions Manual
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.na
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.de Ds
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.nf
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.\\$1D \\$2 \\$1
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.ny0
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.TH XAddHost 3X11 "Release 5" "X Version 11" "XLIB FUNCTIONS"
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.SH NAME
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XAddHost, XAddHosts, XListHosts, XRemoveHost, XRemoveHosts, XSetAccessControl, XEnableAccessControl, XDisableAccessControl, XHostAddress \- control host access and host control structure
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.SH SYNTAX
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.\" $Header: XAddHost.f,v 1.1 88/02/26 09:58:00 mento Exp $
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XAddHost\^(\^\fIdisplay\fP, \fIhost\fP\^)
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.br
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Display *\fIdisplay\fP\^;
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.br
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XHostAddress *\fIhost\fP\^;
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.LP
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XAddHosts\^(\^\fIdisplay\fP, \fIhosts\fP, \fInum_hosts\fP\^)
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.br
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Display *\fIdisplay\fP\^;
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.br
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XHostAddress *\fIhosts\fP\^;
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.br
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int \fInum_hosts\fP\^;
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.LP
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.\" $Header: XGetHosts.f,v 1.1 88/02/26 10:00:39 mento Exp $
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XHostAddress *XListHosts\^(\^\fIdisplay\fP, \fInhosts_return\fP, \fIstate_return\fP\^)
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.br
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Display *\fIdisplay\fP\^;
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.br
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int *\fInhosts_return\fP\^;
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.br
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Bool *\fIstate_return\fP\^;
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.LP
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.\" $Header: XRemoveHost.f,v 1.1 88/02/26 10:02:40 mento Exp $
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XRemoveHost\^(\^\fIdisplay\fP, \fIhost\fP\^)
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.br
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Display *\fIdisplay\fP\^;
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.br
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XHostAddress *\fIhost\fP\^;
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.LP
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XRemoveHosts\^(\^\fIdisplay\fP, \fIhosts\fP, \fInum_hosts\fP\^)
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.br
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Display *\fIdisplay\fP\^;
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.br
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XHostAddress *\fIhosts\fP\^;
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.br
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int \fInum_hosts\fP\^;
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.LP
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XSetAccessControl\^(\^\fIdisplay\fP, \fImode\fP\^)
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.br
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Display *\fIdisplay\fP\^;
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.br
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int \fImode\fP\^;
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.LP
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.\" $Header: XEnAccsCntrl.f,v 1.1 88/02/26 09:59:47 mento Exp $
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XEnableAccessControl\^(\^\fIdisplay\fP\^)
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.br
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Display *\fIdisplay\fP\^;
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.LP
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.\" $Header: XDisAcsCntrl.f,v 1.1 88/02/26 09:59:41 mento Exp $
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XDisableAccessControl\^(\^\fIdisplay\fP\^)
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.br
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Display *\fIdisplay\fP\^;
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.SH ARGUMENTS
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.\" $Header: display.a,v 1.1 88/02/26 10:26:29 mento Exp $
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.IP \fIdisplay\fP 1i
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Specifies the connection to the X server.
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.ds Ho added or removed
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.\" $Header: host.a,v 1.4 88/08/04 11:14:39 mento Exp $
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.IP \fIhost\fP 1i
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Specifies the host that is to be \*(Ho.
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.ds Ho added or removed
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.IP \fIhosts\fP 1i
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Specifies each host that is to be \*(Ho.
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.IP \fImode\fP 1i
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Specifies the mode.
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You can pass
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.ZN EnableAccess
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or
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.ZN DisableAccess .
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.\" $Header: nhosts.a,v 1.1 88/02/26 10:29:33 mento Exp $
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.IP \fInhosts_return\fP 1i
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Returns the number of hosts currently in the access control list.
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.IP \fInum_hosts\fP 1i
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Specifies the number of hosts.
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.IP \fIstate_return\fP 1i
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Returns the state of the access control.
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.SH DESCRIPTION
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.\" $Header: XAddHost.d,v 1.4 88/06/11 07:48:33 mento Exp $
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The
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.ZN XAddHost
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function adds the specified host to the access control list for that display.
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The server must be on the same host as the client issuing the command, or a
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.ZN BadAccess
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error results.
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.LP
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.ZN XAddHost
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can generate
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.ZN BadAccess
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and
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.ZN BadValue
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errors.
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.LP
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.\" $Header: XAddHosts.d,v 1.4 88/06/11 07:48:33 mento Exp $
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The
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.ZN XAddHosts
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function adds each specified host to the access control list for that display.
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The server must be on the same host as the client issuing the command, or a
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.ZN BadAccess
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error results.
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.LP
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.ZN XAddHosts
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can generate
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.ZN BadAccess
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and
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.ZN BadValue
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errors.
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.LP
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.\" $Header: XGetHosts.d,v 1.2 88/06/11 07:51:06 mento Exp $
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The
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.ZN XListHosts
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function returns the current access control list as well as whether the use
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of the list at connection setup was enabled or disabled.
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.ZN XListHosts
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allows a program to find out what machines can make connections.
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It also returns a pointer to a list of host structures that
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were allocated by the function.
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When no longer needed,
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this memory should be freed by calling
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.ZN XFree .
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.LP
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.\" $Header: XRemoveHost.d,v 1.4 88/06/11 07:52:48 mento Exp $
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The
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.ZN XRemoveHost
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function removes the specified host from the access control list
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for that display.
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The server must be on the same host as the client process, or a
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.ZN BadAccess
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error results.
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If you remove your machine from the access list,
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you can no longer connect to that server,
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and this operation cannot be reversed unless you reset the server.
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.LP
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.ZN XRemoveHost
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can generate
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.ZN BadAccess
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and
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.ZN BadValue
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errors.
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.LP
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.\" $Header: XRemoveHosts.d,v 1.3 88/06/11 07:52:49 mento Exp $
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The
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.ZN XRemoveHosts
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function removes each specified host from the access control list for that
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display.
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The X server must be on the same host as the client process, or a
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.ZN BadAccess
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error results.
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If you remove your machine from the access list,
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you can no longer connect to that server,
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and this operation cannot be reversed unless you reset the server.
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.LP
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.ZN XRemoveHosts
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can generate
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.ZN BadAccess
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and
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.ZN BadValue
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errors.
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.LP
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.\" $Header: XChAccsCntrl.d,v 1.2 88/05/14 10:03:40 mento Exp $
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The
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.ZN XSetAccessControl
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function either enables or disables the use of the access control list
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at each connection setup.
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.LP
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.ZN XSetAccessControl
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can generate
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.ZN BadAccess
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and
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.ZN BadValue
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errors.
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.LP
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.\" $Header: XEnAccsCntrl.d,v 1.2 88/05/14 10:04:37 mento Exp $
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The
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.ZN XEnableAccessControl
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function enables the use of the access control list at each connection setup.
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.LP
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.ZN XEnableAccessControl
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can generate a
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.ZN BadAccess
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error.
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.LP
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.\" $Header: XDisAcsCntrl.d,v 1.2 88/05/14 10:05:51 mento Exp $
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The
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.ZN XDisableAccessControl
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function disables the use of the access control list at each connection setup.
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.LP
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.ZN XDisableAccessControl
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can generate a
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.ZN BadAccess
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error.
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.SH STRUCTURES
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The
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.ZN XHostAddress
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structure contains:
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.LP
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.Ds 0
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.TA .5i 3i
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.ta .5i 3i
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typedef struct {
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int family; /* for example FamilyInternet */
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int length; /* length of address, in bytes */
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char *address; /* pointer to where to find the address */
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} XHostAddress;
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.De
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.LP
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The family member specifies which protocol address family to use
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(for example, TCP/IP or DECnet) and can be
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.ZN FamilyInternet ,
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.ZN FamilyDECnet ,
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or
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.ZN FamilyChaos .
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The length member specifies the length of the address in bytes.
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The address member specifies a pointer to the address.
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.SH DIAGNOSTICS
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.\" $Header: badaccess4.e,v 1.1 87/09/04 08:22:51 mento Exp $
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.TP 1i
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.ZN BadAccess
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A client attempted
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to modify the access control list from other than the local
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(or otherwise authorized) host.
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.\" $Header: badvalue.e,v 1.1 87/09/04 08:23:19 mento Exp $
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.TP 1i
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.ZN BadValue
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Some numeric value falls outside the range of values accepted by the request.
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Unless a specific range is specified for an argument, the full range defined
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by the argument's type is accepted. Any argument defined as a set of
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alternatives can generate this error.
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.SH "SEE ALSO"
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XFree(3X11)
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.br
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\fI\*(xL\fP
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