"Das U-Boot" Source Tree
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1// SPDX-License-Identifier: GPL-2.0+ 2/* 3 * Copyright (C) 2020 Philippe Reynes <philippe.reynes@softathome.com> 4 */ 5 6#include <net.h> 7#include <net/udp.h> 8 9static struct udp_ops *udp_ops; 10 11int udp_prereq(void) 12{ 13 int ret = 0; 14 15 if (udp_ops->prereq) 16 ret = udp_ops->prereq(udp_ops->data); 17 18 return ret; 19} 20 21int udp_start(void) 22{ 23 return udp_ops->start(udp_ops->data); 24} 25 26int udp_loop(struct udp_ops *ops) 27{ 28 int ret = -1; 29 30 if (!ops) { 31 printf("%s: ops should not be null\n", __func__); 32 goto out; 33 } 34 35 if (!ops->start) { 36 printf("%s: no start function defined\n", __func__); 37 goto out; 38 } 39 40 udp_ops = ops; 41 ret = net_loop(UDP); 42 43 out: 44 return ret; 45}