b43ea1bf18
This commit adds a generic udp protocol framework in the network loop. So protocol based on udp may be implemented without modifying the network loop (for example custom wait magic packet). Signed-off-by: Philippe Reynes <philippe.reynes@softathome.com> Reviewed-by: Simon Glass <sjg@chromium.org>
42 lines
930 B
C
42 lines
930 B
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Copyright (C) 2020 Philippe Reynes <philippe.reynes@softathome.com>
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*/
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#ifndef __UDP
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#define __UDP
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/**
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* struct udp_ops - function to handle udp packet
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*
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* This structure provides the function to handle udp packet in
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* the network loop.
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*
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* @prereq: callback called to check the requirement
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* @start: callback called to start the protocol/feature
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* @data: pointer to store private data (used by prereq and start)
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*/
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struct udp_ops {
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int (*prereq)(void *data);
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int (*start)(void *data);
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void *data;
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};
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int udp_prereq(void);
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int udp_start(void);
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/**
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* udp_loop() - network loop for udp protocol
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*
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* Launch a network loop for udp protocol and use callbacks
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* provided in parameter @ops to initialize the loop, and then
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* to handle udp packet.
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*
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* @ops: udp callback
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* @return: 0 if success, otherwise < 0 on error
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*/
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int udp_loop(struct udp_ops *ops);
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#endif
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