1.\" Copyright (c) 1996 Matthew R. Green 2.\" All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. --- 10 unchanged lines hidden (view full) --- 19.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 20.\" BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 21.\" LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 22.\" AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 23.\" OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25.\" SUCH DAMAGE. 26.\" |
27.\" $FreeBSD: head/share/man/man9/pfil.9 75531 2001-04-15 19:53:47Z dd $ |
28.Dd August 4, 1996 29.Dt PFIL 9 30.Os 31.Sh NAME 32.Nm pfil , 33.Nm pfil_hook_get , 34.Nm pfil_add_hook , 35.Nm pfil_remove_hook --- 18 unchanged lines hidden (view full) --- 54.Fn ip_input 55and 56.Fn ip_output 57routines. The 58.Fn pfil_hook_get 59function returns the first member of a particular hook, either the in or out 60list. The 61.Fn pfil_add_hook |
62function takes a function of the form below as its first argument, and the |
63flags for which lists to add the function to. The possible values for these 64flags are some combination of PFIL_IN and PFIL_OUT. The 65.Fn pfil_remove_hook 66removes a hook from the specified lists. 67.Pp 68The 69.Va func 70argument is a function with the following prototype. --- 63 unchanged lines hidden --- |