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/* packet-ieee802154.h
*
* $Id$
*
* IEEE 802.15.4 Dissectors for Wireshark
* By Owen Kirby <osk@exegin.com>
* Copyright 2007 Exegin Technologies Limited
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef PACKET_IEEE802154_H
#define PACKET_IEEE802154_H
/* Packet Overhead from MAC header + footer (excluding addressing) */
#define IEEE802154_MAX_FRAME_LEN 127
#define IEEE802154_FCS_LEN 2
/* Command Frame Identifier Types Definions */
#define IEEE802154_CMD_ASRQ 0x01
#define IEEE802154_CMD_ASRSP 0x02
#define IEEE802154_CMD_DISAS 0x03
#define IEEE802154_CMD_DATA_RQ 0x04
#define IEEE802154_CMD_PANID_ERR 0x05
#define IEEE802154_CMD_ORPH_NOTIF 0x06
#define IEEE802154_CMD_BCN_RQ 0x07
#define IEEE802154_CMD_COORD_REAL 0x08
#define IEEE802154_CMD_GTS_REQ 0x09
#define IEEE802145_CMD_MAX_ID 0x09
/* Definitions for Association Response Command */
#define IEEE802154_CMD_ASRSP_AS_SUCCESS 0x00
#define IEEE802154_CMD_ASRSP_PAN_FULL 0x01
#define IEEE802154_CMD_ASRSP_PAN_DENIED 0x02
/* Bit Masks for Capability Information Feild
Included in Association Req. command */
#define IEEE802154_CMD_CINFO_ALT_PAN_COORD 0x01
#define IEEE802154_CMD_CINFO_DEVICE_TYPE 0x02
#define IEEE802154_CMD_CINFO_POWER_SRC 0x04
#define IEEE802154_CMD_CINFO_IDLE_RX 0x08
#define IEEE802154_CMD_CINFO_SEC_CAPABLE 0x40
#define IEEE802154_CMD_CINFO_ALLOC_ADDR 0x80
#define IEEE802154_CMD_GTS_REQ_LEN 0x0F
#define IEEE802154_CMD_GTS_REQ_DIR 0x10
#define IEEE802154_CMD_GTS_REQ_TYPE 0x20
/* Bit masks & shifts for various beacon fields */
#define IEEE802154_BCN_BO_MASK 0x0F
#define IEEE802154_BCN_SFO_MASK 0xF0
#define IEEE802154_BCN_CAP_MASK 0x0F
#define IEEE802154_BCN_BATT_EXTN_MASK 0x10
#define IEEE802154_BCN_COORD_MASK 0x40
#define IEEE802154_BCN_ASSOC_PERM_MASK 0x80
#define IEEE802154_BCN_SFO_SHIFT 4
#define IEEE802154_BCN_GTS_COUNT_MASK 0x03
#define IEEE802154_BCN_GTS_PERMIT_MASK 0x80
#define IEEE802154_BCN_GTS_DIRECTION_SLOT(i) (0x01<<(i))
#define IEEE802154_BCN_GTS_MAX_SLOTS 7
#define IEEE802154_BCN_GTS_DIRECTION_SLOT1 0x01
#define IEEE802154_BCN_GTS_DIRECTION_SLOT2 0x02
#define IEEE802154_BCN_GTS_DIRECTION_SLOT3 0x04
#define IEEE802154_BCN_GTS_DIRECTION_SLOT4 0x08
#define IEEE802154_BCN_GTS_DIRECTION_SLOT5 0x10
#define IEEE802154_BCN_GTS_DIRECTION_SLOT6 0x20
#define IEEE802154_BCN_GTS_DIRECTION_SLOT7 0x40
#define IEEE802154_BCN_GTS_SLOT_MASK 0x0F
#define IEEE802154_BCN_GTS_LENGTH_MASK 0xF0
#define IEEE802154_BCN_GTS_LENGTH_SHIFT 4
#define IEEE802154_BCN_PADDR_SHORT_MASK 0x07
#define IEEE802154_BCN_PADDR_LONG_MASK 0x70
#define IEEE802154_BCN_PADDR_LONG_SHIFT 4
#define IEEE802154_BCN_SFRM_DURATION (IEEE802154_BCN_SLOT_DURATION * IEEE802154_BCN_NUM_SLOTS)
#define IEEE802154_BCN_SLOT_DURATION 60
#define IEEE802154_BCN_NUM_SLOTS 16
/* Bit-masks for the FCF */
#define IEEE802154_FCF_TYPE_MASK 0x0007 /* Frame Type Mask */
#define IEEE802154_FCF_SEC_EN 0x0008
#define IEEE802154_FCF_FRAME_PND 0x0010
#define IEEE802154_FCF_ACK_REQ 0x0020
#define IEEE802154_FCF_INTRA_PAN 0x0040
#define IEEE802154_FCF_DADDR_MASK 0x0C00 /* destination addressing mask */
#define IEEE802154_FCF_VERSION 0x3000
#define IEEE802154_FCF_SADDR_MASK 0xC000 /* source addressing mask */
/* Frame Type Definitions */
#define IEEE802154_FCF_BEACON 0x0000 /* Beacon Frame */
#define IEEE802154_FCF_DATA 0x0001 /* Data Frame */
#define IEEE802154_FCF_ACK 0x0002 /* Acknowlegement Frame */
#define IEEE802154_FCF_CMD 0x0003 /* Command Frame */
/* Address Mode Definitions */
#define IEEE802154_FCF_ADDR_NONE 0x0000
#define IEEE802154_FCF_ADDR_SHORT 0x0002
#define IEEE802154_FCF_ADDR_EXT 0x0003
/* Bit-masks for CC24xx style FCS */
#define IEEE802154_CC24xx_CORRELATION 0x007F
#define IEEE802154_CC24xx_CRC_OK 0x0080
#define IEEE802154_CC24xx_RSSI 0xFF00
/* Special IEEE802.15.4 Addresses */
#define IEEE802154_NO_ADDR16 0xFFFE
#define IEEE802154_BCAST_ADDR 0xFFFF
#define IEEE802154_BCAST_PAN 0xFFFF
/* Structure containing information regarding all necessary packet feilds. */
typedef struct {
/* Frame control field. */
gint32 version;
gint32 frame_type;
gint32 dst_addr_mode;
gint32 src_addr_mode;
gboolean security_enable;
gboolean frame_pending;
gboolean ack_request;
gboolean intra_pan;
guint8 seqno;
/* Addressing Info. */
guint16 dst_pan;
union {
guint16 addr16;
guint64 addr64;
} dst;
guint16 src_pan;
union {
guint16 addr16;
guint64 addr64;
} src;
} ieee802154_packet;
/* Some Helper Function Definitions. */
extern guint get_by_mask(guint, guint);
extern gchar *print_eui64(guint64);
extern gchar *print_eui64_oui(guint64);
#endif /* PACKET_IEEE802154_H */
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