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[#1064] Updated documentation

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This commit is contained in:
Francis Dupont
2020-01-24 10:25:41 +01:00
committed by Tomek Mrugalski
parent e04ff33c18
commit ed9a42c6e5
2 changed files with 13 additions and 4 deletions
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4
doc/sphinx/arm/hooks-bootp.rst
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@@ -15,6 +15,10 @@ a dhcp-message-type option and put into the "BOOTP" client class.
Members of this class get infinite lifetime leases but the class can
be used too for instance to guard a pool of addresses.
On output dhcp-message-type and other DHCP specific options are removed
and responses shorter than the BOOTP minimum size (300 octets) are
padded to this size.
The library is available since Kea 1.7.2 and can be loaded in a
similar way as other hook libraries by the ``kea-dhcp4`` process.
It takes no parameter.

13
src/hooks/dhcp/bootp/bootp.dox
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@@ -1,4 +1,4 @@
// Copyright (C) 2019-2010 Internet Systems Consortium, Inc. ("ISC")
// Copyright (C) 2019-2020 Internet Systems Consortium, Inc. ("ISC")
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
@@ -53,11 +53,16 @@ bootp_callouts.cc. It checks if the necessary parameter is passed and
decodes the option configurations. @ref unload() free the configuration.
Kea engine checks if the library has functions that match known hook
point names. This library has one such function: @ref buffer4_receive
located in bootp_callouts.cc.
point names. This library has two such functions: @ref buffer4_receive
and @ref pkt4_send located in bootp_callouts.cc.
If the receive query has to dhcp-message-type option then it is a BOOTP
If the receive query has no dhcp-message-type option then it is a BOOTP
one: the BOOTP client class and a DHCPREQUEST dhcp-message-type option
are added to the BOOTP query.
On the outgoing side dhcp-message-type and other DHCP specific options
are removed from the response. When the packed response is shorter than
the BOOTP minimum size (300 octets) it is padded after the END option
by nuls up to this size.
*/