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/* packet-socketcan.h
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#ifndef __PACKET_SOCKETCAN_H__
#define __PACKET_SOCKETCAN_H__
/* Structure that gets passed between dissectors. */
struct can_identifier
{
guint32 id;
};
typedef struct can_identifier can_identifier_t;
/* controller area network (CAN) kernel definitions
* These masks are usually defined within <linux/can.h> but are not
* available on non-Linux platforms; that's the reason for the
* redefinitions below
*
* special address description flags for the CAN_ID */
#define CAN_EFF_FLAG 0x80000000 /* EFF/SFF is set in the MSB */
#define CAN_RTR_FLAG 0x40000000 /* remote transmission request */
#define CAN_ERR_FLAG 0x20000000 /* error frame */
#define CAN_FLAG_MASK (CAN_EFF_FLAG | CAN_RTR_FLAG | CAN_ERR_FLAG)
#define CAN_EFF_MASK 0x1FFFFFFF /* extended frame format (EFF) has a 29 bit identifier */
#define CAN_SFF_MASK 0x000007FF /* standard frame format (SFF) has a 11 bit identifier */
#endif /* __PACKET_SOCKETCAN_H__ */
/*
* Editor modelines - http://www.wireshark.org/tools/modelines.html
*
* Local variables:
* c-basic-offset: 8
* tab-width: 8
* indent-tabs-mode: t
* End:
*
* vi: set shiftwidth=8 tabstop=8 noexpandtab:
* :indentSize=8:tabSize=8:noTabs=false:
*/
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