raw.h

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/*
 * SPDX-FileCopyrightText: 2016 OTA keys S.A.
 * SPDX-License-Identifier: LGPL-2.1-only
 */
 
#pragma once

 
#ifdef __cplusplus
extern "C" {
#endif
 
#include "compiler_hints.h"
#include "can/can.h"
#include "can/raw.h"
#include "mbox.h"
 
#ifndef CONN_CAN_RAW_MBOX_SIZE
#define CONN_CAN_RAW_MBOX_SIZE (16)
#endif

#define CONN_CAN_DONTWAIT     (1)     
#define CONN_CAN_RECVONLY     (2)     

typedef struct conn_can_raw {
    int ifnum;                          
    int flags;                          
    size_t count;                       
    const struct can_filter *filter;    
    mbox_t mbox;                        
    msg_t mbox_queue[CONN_CAN_RAW_MBOX_SIZE];
} conn_can_raw_t;

ACCESS(read_only, 2, 3)
int conn_can_raw_create(conn_can_raw_t *conn, const struct can_filter *filter, size_t count,
                        int ifnum, int flags);

int conn_can_raw_close(conn_can_raw_t *conn);

int conn_can_raw_recv(conn_can_raw_t *conn, can_frame_t *frame, uint32_t timeout);

int conn_can_raw_send(conn_can_raw_t *conn, const can_frame_t *frame, int flags);

ACCESS(read_only, 2, 3)
int conn_can_raw_set_filter(conn_can_raw_t *conn, const struct can_filter *filter, size_t count);
 
#ifdef __cplusplus
}
#endif