schc_config.h

/*
 * SPDX-FileCopyrightText: 2018 imec IDLab
 * SPDX-FileCopyrightText: 2022 Freie Universität Berlin
 * SPDX-License-Identifier: GPL-3.0-or-later
 */
 
#pragma once

 
#include <stdio.h>
#include <unistd.h>
#include <inttypes.h>
 
#include "kernel_defines.h"
#include "libschc/config.h"
 
#ifdef __cplusplus
extern "C" {
#endif
 
#define CLICK                           0
 
#define DYNAMIC_MEMORY                  0
#define STATIC_MEMORY_BUFFER_LENGTH     CONFIG_LIBSCHC_STATIC_MEMBUF_LEN
 
#define SCHC_CONF_RX_CONNS              CONFIG_LIBSCHC_MAX_RX_CONNS
#define SCHC_CONF_MBUF_POOL_LEN         CONFIG_LIBSCHC_MBUF_POOL_SIZE
 
#if IS_USED(MODULE_LIBSCHC_COAP)
#define USE_COAP                        1
#else
#define USE_COAP                        0
#endif
 
#if IS_USED(MODULE_LIBSCHC_UDPV6)
#define USE_IP6_UDP                     1
#else
#define USE_IP6_UDP                     0
#endif
 
/* the maximum length of a single header field
 * e.g. you can use 4 ipv6 source iid addresses with match-mapping */
#define MAX_FIELD_LENGTH                32
 
/* maximum number of header fields present in a rule (vertical, top to bottom) */
#define IP6_FIELDS                      14
#define UDP_FIELDS                      4
#define COAP_FIELDS                     16
 
#define MAX_HEADER_LENGTH               256
 
#define MAX_COAP_HEADER_LENGTH          64
#define MAX_PAYLOAD_LENGTH              256
#define MAX_COAP_MSG_SIZE               MAX_COAP_HEADER_LENGTH + MAX_PAYLOAD_LENGTH
 
/* the maximum transfer unit of the underlying technology */
#define MAX_MTU_LENGTH                  CONFIG_LIBSCHC_MAX_MTU_LEN
 
/* the maximum number of tokens inside a JSON structure */
#define JSON_TOKENS                     16
 
#define RULE_SIZE_BITS                  8
 
#if IS_ACTIVE(CONFIG_LIBSCHC_DEBUG)
#define DEBUG_PRINTF(...)               printf(__VA_ARGS__)
#else
#define DEBUG_PRINTF(...)
#endif
 
/* the number of ack attempts */
#define MAX_ACK_REQUESTS                3
 
/* the number of FCN bits */
#if IS_USED(MODULE_LORA)
#define FCN_SIZE_BITS                   6
#else
#define FCN_SIZE_BITS                   3
#endif
 
/* the number of DTAG bits */
#define DTAG_SIZE_BITS                  0
 
/* the number of bytes the MIC consists of */
#define MIC_SIZE_BYTES                  4
 
/* the length of the bitmap */
#if IS_USED(MODULE_LORA)
#define BITMAP_SIZE_BYTES               8  /* pow(2, FCN_SIZE_BITS) / 8 */
#else
#define BITMAP_SIZE_BYTES               2  /* pow(2, FCN_SIZE_BITS) / 8 */
#endif
 
#ifdef __cplusplus
}
#endif