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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-10 20:34:10 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-10 20:34:10 +0000 |
commit | e4ba6dbc3f1e76890b22773807ea37fe8fa2b1bc (patch) | |
tree | 68cb5ef9081156392f1dd62a00c6ccc1451b93df /epan/dissectors/packet-fc.h | |
parent | Initial commit. (diff) | |
download | wireshark-e4ba6dbc3f1e76890b22773807ea37fe8fa2b1bc.tar.xz wireshark-e4ba6dbc3f1e76890b22773807ea37fe8fa2b1bc.zip |
Adding upstream version 4.2.2.upstream/4.2.2
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'epan/dissectors/packet-fc.h')
-rw-r--r-- | epan/dissectors/packet-fc.h | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/epan/dissectors/packet-fc.h b/epan/dissectors/packet-fc.h new file mode 100644 index 00000000..553dea24 --- /dev/null +++ b/epan/dissectors/packet-fc.h @@ -0,0 +1,158 @@ +/* packet-fc.h + * Basic Fibre Channel Header definitions + * Copyright 2002 Dinesh G Dutt (ddutt@cisco.com) + * + * Wireshark - Network traffic analyzer + * By Gerald Combs <gerald@wireshark.org> + * Copyright 1998 Gerald Combs + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#ifndef __PACKET_FC_H_ +#define __PACKET_FC_H_ + +#include <epan/conversation.h> +#include <epan/etypes.h> +#include "ws_symbol_export.h" + +/* R_CTL upper bits creates a classification tree */ +#define FC_RCTL_DEV_DATA 0x00 +#define FC_RCTL_ELS 0x20 +#define FC_RCTL_LINK_DATA 0x30 +#define FC_RCTL_VIDEO 0x40 +#define FC_RCTL_BLS 0x80 +#define FC_RCTL_LINK_CTL 0xC0 +/* XXX - is 0xF0 Extended Routing? It is in the FC-FS draft on the T11 + Web site. */ + +#define FC_TYPE_CMNSVC 0x0 /* Used in PRLI Svc Param Page */ + +/* TYPE definitions for Basic or Extended Link_Data */ +#define FC_TYPE_BLS 0x0 +#define FC_TYPE_ELS 0x1 + +/* TYPE definitions for FC-4 */ +#define FC_TYPE_LLCSNAP 0x4 +#define FC_TYPE_IP 0x5 +#define FC_TYPE_SCSI 0x8 +#define FC_TYPE_SB_TO_CU 0x1B +#define FC_TYPE_SB_FROM_CU 0x1C +#define FC_TYPE_FCCT 0x20 +#define FC_TYPE_SWILS 0x22 +#define FC_TYPE_AL 0x23 +#define FC_TYPE_SNMP 0x24 +#define FC_TYPE_VENDOR 0xFF + + +/* + * the following allows TAP code access to the messages + * without having to duplicate it. With MSVC and a + * libwireshark.dll, we need a special declaration. + */ +WS_DLL_PUBLIC const value_string fc_fc4_val[]; + +/* DF_CTL bits */ +#define FC_DFCTL_DH 0x03 /* Device_Header type bits: */ +#define FC_DFCTL_DH_NONE 0x00 /* No Device_Header */ +#define FC_DFCTL_DH_16_BYTE 0x01 /* 16 Byte Device_Header */ +#define FC_DFCTL_DH_32_BYTE 0x02 /* 32 Byte Device_Header */ +#define FC_DFCTL_DH_64_BYTE 0x03 /* 64 Byte Device_Header */ +#define FC_DFCTL_AH 0x10 /* Association_Header bit */ +#define FC_DFCTL_NH 0x20 /* Association_Header bit */ +#define FC_DFCTL_SH 0x40 /* reserved for security header */ + +/* Derived Frame types (used for ULP demux) */ +#define FC_FTYPE_UNDEF 0x0 +#define FC_FTYPE_SWILS 0x1 +#define FC_FTYPE_IP 0x2 +#define FC_FTYPE_SCSI 0x3 +#define FC_FTYPE_BLS 0x4 +#define FC_FTYPE_ELS 0x5 +#define FC_FTYPE_FCCT 0x7 +#define FC_FTYPE_LINKDATA 0x8 +#define FC_FTYPE_VDO 0x9 +#define FC_FTYPE_LINKCTL 0xA +#define FC_FTYPE_SWILS_RSP 0xB +#define FC_FTYPE_SBCCS 0xC +#define FC_FTYPE_OHMS 0xD + +/* Well-known Address Definitions (in Network order) */ +#define FC_WKA_MULTICAST 0xFFFFF5 +#define FC_WKA_CLKSYNC 0xFFFFF6 +#define FC_WKA_KEYDIST 0xFFFFF7 +#define FC_WKA_ALIAS 0xFFFFF8 +#define FC_WKA_QOSF 0xFFFFF9 +#define FC_WKA_MGMT 0xFFFFFA +#define FC_WKA_TIME 0xFFFFFB +#define FC_WKA_DNS 0xFFFFFC +#define FC_WKA_FABRIC_CTRLR 0xFFFFFD +#define FC_WKA_FPORT 0xFFFFFE +#define FC_WKA_BCAST 0xFFFFFF + +/* Well-known Address Definitions (in little endian) */ + +/* Information Categories for Link Data & Link Control Frames */ +#define FC_IU_UNCATEGORIZED 0x0 +#define FC_IU_SOLICITED_DATA 0x1 +#define FC_IU_UNSOLICITED_CTL 0x2 +#define FC_IU_SOLICITED_CTL 0x3 +#define FC_IU_UNSOLICITED_DATA 0x4 +#define FC_IU_DATA_DESCRIPTOR 0x5 +#define FC_IU_UNSOLICITED_CMD 0x6 +#define FC_IU_CMD_STATUS 0x7 + +/* FC_CTL bits */ +#define FC_FCTL_EXCHANGE_RESPONDER 0x800000 +#define FC_FCTL_SEQ_RECIPIENT 0x400000 +#define FC_FCTL_EXCHANGE_FIRST 0x200000 +#define FC_FCTL_EXCHANGE_LAST 0x100000 +#define FC_FCTL_SEQ_LAST 0x080000 +#define FC_FCTL_PRIORITY 0x020000 +#define FC_FCTL_TRANSFER_SEQ_INITIATIVE 0x010000 +#define FC_FCTL_LAST_DATA_FRAME_MASK 0x00c000 +#define FC_FCTL_ACK_0_1_MASK 0x003000 +#define FC_FCTL_REXMITTED_SEQ 0x000200 +#define FC_FCTL_ABTS_MASK 0x000030 +#define FC_FCTL_REL_OFFSET 0x000008 + + +typedef struct _fc_exchange_t { + guint32 first_exchange_frame; + guint32 last_exchange_frame; + nstime_t fc_time; +} fc_exchange_t; + +/* FC header structure */ +typedef struct _fc_hdr { + address s_id; + address d_id; + guint32 fctl; + guint8 type; + guint16 seqcnt; + guint16 oxid; + guint16 rxid; + guint8 r_ctl; + guint8 cs_ctl; + guint16 lun; + fc_exchange_t* fc_ex; + guint32 relative_offset; +} fc_hdr; + +#define FC_DATA_SOF_FIRST_FRAME 0x1 +#define FC_DATA_SOF_SOFF 0x2 +#define FC_DATA_EOF_LAST_FRAME 0x80 +#define FC_DATA_EOF_INVALID 0x40 + +/* Data structure to pass into FC dissector */ +typedef struct _fc_data { + guint ethertype; + guint8 sof_eof; /**< FC's SOF/EOF encoding passed to FC decoder + * Bit 7 set if Last frame in sequence + * Bit 6 set if invalid frame content + * Bit 2 set if SOFf + * Bit 1 set if first frame in sequence + */ +} fc_data_t; + +#endif /* __PACKET_FC_H_ */ |