wireshark/epan/dissectors/packet-infiniband.h

141 lines
5.8 KiB
C

/* packet-infiniband.h
* Routines for Infiniband/ERF Dissection
* Copyright 2008 Endace Technology Limited
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* Modified 2010 by Mellanox Technologies Ltd.
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#ifndef __PACKET_INFINIBAND_H_
#define __PACKET_INFINIBAND_H_
#define MAD_DATA_SIZE 232 /* size of data field a MAD payload carries */
#define GID_SIZE 16 /* size of GID = 128bit (same as IPv6) */
/* infiniband-specific information for conversations */
typedef struct {
guint64 service_id; /* service id specified when the (RC) channel was set-up */
gboolean client_to_server; /* message direction */
guint32 src_qp; /* originator src qp as this is not present in RC packets */
/* store mad data so that it can be parsed for private data by ULP */
guint8 mad_private_data[MAD_DATA_SIZE];
} conversation_infiniband_data;
/* OpCodeValues
* Code Bits [7-5] Connection Type
* [4-0] Message Type
* Reliable Connection (RC)
* [7-5] = 000 */
#define RC_SEND_FIRST 0 /*0x00000000 */
#define RC_SEND_MIDDLE 1 /*0x00000001 */
#define RC_SEND_LAST 2 /*0x00000010 */
#define RC_SEND_LAST_IMM 3 /*0x00000011 */
#define RC_SEND_ONLY 4 /*0x00000100 */
#define RC_SEND_ONLY_IMM 5 /*0x00000101 */
#define RC_RDMA_WRITE_FIRST 6 /*0x00000110 */
#define RC_RDMA_WRITE_MIDDLE 7 /*0x00000111 */
#define RC_RDMA_WRITE_LAST 8 /*0x00001000 */
#define RC_RDMA_WRITE_LAST_IMM 9 /*0x00001001 */
#define RC_RDMA_WRITE_ONLY 10 /*0x00001010 */
#define RC_RDMA_WRITE_ONLY_IMM 11 /*0x00001011 */
#define RC_RDMA_READ_REQUEST 12 /*0x00001100 */
#define RC_RDMA_READ_RESPONSE_FIRST 13 /*0x00001101 */
#define RC_RDMA_READ_RESPONSE_MIDDLE 14 /*0x00001110 */
#define RC_RDMA_READ_RESPONSE_LAST 15 /*0x00001111 */
#define RC_RDMA_READ_RESPONSE_ONLY 16 /*0x00010000 */
#define RC_ACKNOWLEDGE 17 /*0x00010001 */
#define RC_ATOMIC_ACKNOWLEDGE 18 /*0x00010010 */
#define RC_CMP_SWAP 19 /*0x00010011 */
#define RC_FETCH_ADD 20 /*0x00010100 */
#define RC_SEND_LAST_INVAL 22 /*0x00010110 */
#define RC_SEND_ONLY_INVAL 23 /*0x00010111 */
/* Reliable Datagram (RD)
* [7-5] = 010 */
#define RD_SEND_FIRST 64 /*0x01000000 */
#define RD_SEND_MIDDLE 65 /*0x01000001 */
#define RD_SEND_LAST 66 /*0x01000010 */
#define RD_SEND_LAST_IMM 67 /*0x01000011 */
#define RD_SEND_ONLY 68 /*0x01000100 */
#define RD_SEND_ONLY_IMM 69 /*0x01000101 */
#define RD_RDMA_WRITE_FIRST 70 /*0x01000110 */
#define RD_RDMA_WRITE_MIDDLE 71 /*0x01000111 */
#define RD_RDMA_WRITE_LAST 72 /*0x01001000 */
#define RD_RDMA_WRITE_LAST_IMM 73 /*0x01001001 */
#define RD_RDMA_WRITE_ONLY 74 /*0x01001010 */
#define RD_RDMA_WRITE_ONLY_IMM 75 /*0x01001011 */
#define RD_RDMA_READ_REQUEST 76 /*0x01001100 */
#define RD_RDMA_READ_RESPONSE_FIRST 77 /*0x01001101 */
#define RD_RDMA_READ_RESPONSE_MIDDLE 78 /*0x01001110 */
#define RD_RDMA_READ_RESPONSE_LAST 79 /*0x01001111 */
#define RD_RDMA_READ_RESPONSE_ONLY 80 /*0x01010000 */
#define RD_ACKNOWLEDGE 81 /*0x01010001 */
#define RD_ATOMIC_ACKNOWLEDGE 82 /*0x01010010 */
#define RD_CMP_SWAP 83 /*0x01010011 */
#define RD_FETCH_ADD 84 /*0x01010100 */
#define RD_RESYNC 85 /*0x01010101 */
/* Unreliable Datagram (UD)
* [7-5] = 011 */
#define UD_SEND_ONLY 100 /*0x01100100 */
#define UD_SEND_ONLY_IMM 101 /*0x01100101 */
/* Unreliable Connection (UC)
* [7-5] = 001 */
#define UC_SEND_FIRST 32 /*0x00100000 */
#define UC_SEND_MIDDLE 33 /*0x00100001 */
#define UC_SEND_LAST 34 /*0x00100010 */
#define UC_SEND_LAST_IMM 35 /*0x00100011 */
#define UC_SEND_ONLY 36 /*0x00100100 */
#define UC_SEND_ONLY_IMM 37 /*0x00100101 */
#define UC_RDMA_WRITE_FIRST 38 /*0x00100110 */
#define UC_RDMA_WRITE_MIDDLE 39 /*0x00100111 */
#define UC_RDMA_WRITE_LAST 40 /*0x00101000 */
#define UC_RDMA_WRITE_LAST_IMM 41 /*0x00101001 */
#define UC_RDMA_WRITE_ONLY 42 /*0x00101010 */
#define UC_RDMA_WRITE_ONLY_IMM 43 /*0x00101011 */
/* ComMgt class Attributes */
#define ATTR_CM_REQ 0x0010
#define ATTR_CM_REJ 0x0012
#define ATTR_CM_REP 0x0013
#define ATTR_CM_RTU 0x0014
#define ATTR_CM_DREQ 0x0015
#define ATTR_CM_DRSP 0x0016
/*
* Private data passed from the infiniband dissector to payload subdissectors.
*/
struct infinibandinfo {
proto_tree* payload_tree;
guint8 opCode; /* OpCode from BTH header. */
guint8 pad_count; /* PadCount from BTH header. */
guint16 cm_attribute_id; /* attribute id for CM messages */
guint32 reth_remote_key; /* Remote Key from RETH header */
guint64 reth_remote_address;/* Remote address from RETH header */
guint32 reth_dma_length; /* DMA Length from RETH header */
guint32 packet_seq_num; /* Packet sequence number */
gboolean dctConnect; /* indicator for DCT connect/disconnect */
};
#endif
/*
* Editor modelines - https://www.wireshark.org/tools/modelines.html
*
* Local variables:
* c-basic-offset: 4
* tab-width: 8
* indent-tabs-mode: nil
* End:
*
* vi: set shiftwidth=4 tabstop=8 expandtab:
* :indentSize=4:tabSize=8:noTabs=true:
*/