benchmark_udp.h

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/*
 * Copyright (C) 2021 ML!PA Consulting GmbH
 *
 * This file is subject to the terms and conditions of the GNU Lesser
 * General Public License v2.1. See the file LICENSE in the top level
 * directory for more details.
 */
 
#pragma once

 
#include <stdbool.h>
#include <stdint.h>
 
#ifdef __cplusplus
extern "C" {
#endif

#ifndef BENCH_PAYLOAD_SIZE_MAX
#define BENCH_PAYLOAD_SIZE_MAX  (1024)
#endif

#ifndef BENCH_SERVER_DEFAULT
#define BENCH_SERVER_DEFAULT    "fd00:dead:beef::1"
#endif

#ifndef BENCH_PORT_DEFAULT
#define BENCH_PORT_DEFAULT      (12345)
#endif

#define BENCH_FLAG_CMD_PKT      (1 << 0)

#define BENCH_MASK_COOKIE       (0xFFFFFF00)

typedef struct {
    uint32_t flags;     
    uint32_t seq_no;    
    uint32_t replies;   
    uint32_t rtt_last;  
    uint8_t payload[];  
} benchmark_msg_ping_t;


typedef struct {
    uint32_t flags;         
    uint32_t delay_us;      
    uint16_t payload_len;   
} benchmark_msg_cmd_t;


int benchmark_udp_start(const char *server, uint16_t port);

bool benchmark_udp_stop(void);
 
#ifdef __cplusplus
}
#endif