nexmon – Rev 1
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/* packet-opa.c
* Routines for Omni-Path 9B L2, L4, and extended L4 header dissection
* Copyright (c) 2016, Intel Corporation.
*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "config.h"
#include <epan/packet.h>
#include <wiretap/erf.h>
void proto_reg_handoff_opa_9b(void);
void proto_register_opa_9b(void);
/* 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 */
/* Header Ordering Based on OPCODES */
#define RDETH_DETH_PAYLD 0
#define RDETH_DETH_RETH_PAYLD 1
#define RDETH_DETH_IMMDT_PAYLD 2
#define RDETH_DETH_RETH_IMMDT_PAYLD 3
#define RDETH_DETH_RETH 4
#define RDETH_AETH_PAYLD 5
#define RDETH_PAYLD 6
#define RDETH_AETH 7
#define RDETH_AETH_ATOMICACKETH 8
#define RDETH_DETH_ATOMICETH 9
#define RDETH_DETH 10
#define DETH_PAYLD 11
#define DETH_IMMDT_PAYLD 12
#define PAYLD 13
#define IMMDT_PAYLD 14
#define RETH_PAYLD 15
#define RETH_IMMDT_PAYLD 16
#define RETH 17
#define AETH_PAYLD 18
#define AETH 19
#define AETH_ATOMICACKETH 20
#define ATOMICETH 21
#define IETH_PAYLD 22
#define KDETH_PSM 23
/* PSM */
#define PSM_RESERVED 0xC0
#define PSM_TINY 0xC1
#define PSM_SHORT 0xC2
#define PSM_MEDIUM 0xC3
#define PSM_MEDIUM_DATA 0xC4
#define PSM_LONG_RTS 0xC5
#define PSM_LONG_CTS 0xC6
#define PSM_LONG_DATA 0xC7
#define PSM_TIDS_GRANT 0xC8
#define PSM_TIDS_GRANT_ACK 0xC9
#define PSM_TIDS_RELEASE 0xCA
#define PSM_TIDS_RELEASE_CONFIRM 0xCB
#define PSM_EXPTID_UNALIGNED 0xCC
#define PSM_EXPTID 0xCD
#define PSM_ACK 0xCE
#define PSM_NAK 0xCF
#define PSM_ERR_CHK 0xD0
#define PSM_ERR_CHK_BAD 0xD1
#define PSM_ERR_CHK_GEN 0xD2
#define PSM_FLOW_CCA_BECN 0xD3
#define PSM_CONNECT_REQUEST 0xD4
#define PSM_CONNECT_REPLY 0xD5
#define PSM_DISCONNECT_REQUEST 0xD6
#define PSM_DISCONNECT_REPLY 0xD7
#define PSM_AM_REQUEST_NOREPLY 0xD8
#define PSM_AM_REQUEST 0xD9
#define PSM_AM_REPLY 0xDA
/* Array of all availavle OpCodes to make matching a bit easier. The OpCodes
* dictate the header sequence following in the packet. These arrays tell the
* dissector which headers must be decoded for the given OpCode.
*/
static guint32 opCode_RDETH_DETH_ATOMICETH[] = {
RD_CMP_SWAP,
RD_FETCH_ADD
};
static guint32 opCode_IETH_PAYLD[] = {
RC_SEND_LAST_INVAL,
RC_SEND_ONLY_INVAL
};
static guint32 opCode_ATOMICETH[] = {
RC_CMP_SWAP,
RC_FETCH_ADD
};
static guint32 opCode_RDETH_DETH_RETH_PAYLD[] = {
RD_RDMA_WRITE_FIRST,
RD_RDMA_WRITE_ONLY
};
static guint32 opCode_RETH_IMMDT_PAYLD[] = {
RC_RDMA_WRITE_ONLY_IMM,
UC_RDMA_WRITE_ONLY_IMM
};
static guint32 opCode_RDETH_DETH_IMMDT_PAYLD[] = {
RD_SEND_LAST_IMM,
RD_SEND_ONLY_IMM,
RD_RDMA_WRITE_LAST_IMM
};
static guint32 opCode_RDETH_AETH_PAYLD[] = {
RD_RDMA_READ_RESPONSE_FIRST,
RD_RDMA_READ_RESPONSE_LAST,
RD_RDMA_READ_RESPONSE_ONLY
};
static guint32 opCode_AETH_PAYLD[] = {
RC_RDMA_READ_RESPONSE_FIRST,
RC_RDMA_READ_RESPONSE_LAST,
RC_RDMA_READ_RESPONSE_ONLY
};
static guint32 opCode_RETH_PAYLD[] = {
RC_RDMA_WRITE_FIRST,
RC_RDMA_WRITE_ONLY,
UC_RDMA_WRITE_FIRST,
UC_RDMA_WRITE_ONLY
};
static guint32 opCode_RDETH_DETH_PAYLD[] = {
RD_SEND_FIRST,
RD_SEND_MIDDLE,
RD_SEND_LAST,
RD_SEND_ONLY,
RD_RDMA_WRITE_MIDDLE,
RD_RDMA_WRITE_LAST
};
static guint32 opCode_IMMDT_PAYLD[] = {
RC_SEND_LAST_IMM,
RC_SEND_ONLY_IMM,
RC_RDMA_WRITE_LAST_IMM,
UC_SEND_LAST_IMM,
UC_SEND_ONLY_IMM,
UC_RDMA_WRITE_LAST_IMM
};
static guint32 opCode_PAYLD[] = {
RC_SEND_FIRST,
RC_SEND_MIDDLE,
RC_SEND_LAST,
RC_SEND_ONLY,
RC_RDMA_WRITE_MIDDLE,
RC_RDMA_WRITE_LAST,
RC_RDMA_READ_RESPONSE_MIDDLE,
UC_SEND_FIRST,
UC_SEND_MIDDLE,
UC_SEND_LAST,
UC_SEND_ONLY,
UC_RDMA_WRITE_MIDDLE,
UC_RDMA_WRITE_LAST
};
static guint32 opCode_PSM[] = {
PSM_RESERVED,
PSM_TINY,
PSM_SHORT,
PSM_MEDIUM,
PSM_MEDIUM_DATA,
PSM_LONG_RTS,
PSM_LONG_CTS,
PSM_LONG_DATA,
PSM_TIDS_GRANT,
PSM_TIDS_GRANT_ACK,
PSM_TIDS_RELEASE,
PSM_TIDS_RELEASE_CONFIRM,
PSM_EXPTID_UNALIGNED,
PSM_EXPTID,
PSM_ACK,
PSM_NAK,
PSM_ERR_CHK,
PSM_ERR_CHK_BAD,
PSM_ERR_CHK_GEN,
PSM_FLOW_CCA_BECN,
PSM_CONNECT_REQUEST,
PSM_CONNECT_REPLY,
PSM_DISCONNECT_REQUEST,
PSM_DISCONNECT_REPLY,
PSM_AM_REQUEST_NOREPLY,
PSM_AM_REQUEST,
PSM_AM_REPLY,
};
/* OP Codes */
static const value_string vals_opa_bth_opcode[] = {
{ RC_SEND_FIRST, "RC Send First " },
{ RC_SEND_MIDDLE, "RC Send Middle " },
{ RC_SEND_LAST, "RC Send Last " },
{ RC_SEND_LAST_IMM, "RC Send Last Immediate " },
{ RC_SEND_ONLY, "RC Send Only " },
{ RC_SEND_ONLY_IMM, "RC Send Only Immediate " },
{ RC_RDMA_WRITE_FIRST, "RC RDMA Write First " },
{ RC_RDMA_WRITE_MIDDLE, "RC RDMA Write Middle " },
{ RC_RDMA_WRITE_LAST, "RC RDMA Write Last " },
{ RC_RDMA_WRITE_LAST_IMM, "RC RDMA Write Last Immediate " },
{ RC_RDMA_WRITE_ONLY, "RC RDMA Write Only " },
{ RC_RDMA_WRITE_ONLY_IMM, "RC RDMA Write Only Immediate " },
{ RC_RDMA_READ_REQUEST, "RC RDMA Read Request " },
{ RC_RDMA_READ_RESPONSE_FIRST, "RC RDMA Read Response First " },
{ RC_RDMA_READ_RESPONSE_MIDDLE, "RC RDMA Read Response Middle " },
{ RC_RDMA_READ_RESPONSE_LAST, "RC RDMA Read Response Last " },
{ RC_RDMA_READ_RESPONSE_ONLY, "RC RDMA Read Response Only " },
{ RC_ACKNOWLEDGE, "RC Acknowledge " },
{ RC_ATOMIC_ACKNOWLEDGE, "RC Atomic Acknowledge " },
{ RC_CMP_SWAP, "RC Compare Swap " },
{ RC_FETCH_ADD, "RC Fetch Add " },
{ RC_SEND_LAST_INVAL, "RC Send Last Invalidate " },
{ RC_SEND_ONLY_INVAL, "RC Send Only Invalidate " },
{ RD_SEND_FIRST, "RD Send First " },
{ RD_SEND_MIDDLE, "RD Send Middle " },
{ RD_SEND_LAST, "RD Send Last " },
{ RD_SEND_LAST_IMM, "RD Last Immediate " },
{ RD_SEND_ONLY, "RD Send Only " },
{ RD_SEND_ONLY_IMM, "RD Send Only Immediate " },
{ RD_RDMA_WRITE_FIRST, "RD RDMA Write First " },
{ RD_RDMA_WRITE_MIDDLE, "RD RDMA Write Middle " },
{ RD_RDMA_WRITE_LAST, "RD RDMA Write Last " },
{ RD_RDMA_WRITE_LAST_IMM, "RD RDMA Write Last Immediate " },
{ RD_RDMA_WRITE_ONLY, "RD RDMA Write Only " },
{ RD_RDMA_WRITE_ONLY_IMM, "RD RDMA Write Only Immediate " },
{ RD_RDMA_READ_REQUEST, "RD RDMA Read Request " },
{ RD_RDMA_READ_RESPONSE_FIRST, "RD RDMA Read Response First " },
{ RD_RDMA_READ_RESPONSE_MIDDLE, "RD RDMA Read Response Middle " },
{ RD_RDMA_READ_RESPONSE_LAST, "RD RDMA Read Response Last " },
{ RD_RDMA_READ_RESPONSE_ONLY, "RD RDMA Read Response Only " },
{ RD_ACKNOWLEDGE, "RD Acknowledge " },
{ RD_ATOMIC_ACKNOWLEDGE, "RD Atomic Acknowledge " },
{ RD_CMP_SWAP, "RD Compare Swap " },
{ RD_FETCH_ADD, "RD Fetch Add " },
{ RD_RESYNC, "RD RESYNC " },
{ UD_SEND_ONLY, "UD Send Only " },
{ UD_SEND_ONLY_IMM, "UD Send Only Immediate " },
{ UC_SEND_FIRST, "UC Send First " },
{ UC_SEND_MIDDLE, "UC Send Middle " },
{ UC_SEND_LAST, "UC Send Last " },
{ UC_SEND_LAST_IMM, "UC Send Last Immediate " },
{ UC_SEND_ONLY, "UC Send Only " },
{ UC_SEND_ONLY_IMM, "UC Send Only Immediate " },
{ UC_RDMA_WRITE_FIRST, "UC RDMA Write First" },
{ UC_RDMA_WRITE_MIDDLE, "Unreliable Connection RDMA Write Middle " },
{ UC_RDMA_WRITE_LAST, "UC RDMA Write Last " },
{ UC_RDMA_WRITE_LAST_IMM, "UC RDMA Write Last Immediate " },
{ UC_RDMA_WRITE_ONLY, "UC RDMA Write Only " },
{ UC_RDMA_WRITE_ONLY_IMM, "UC RDMA Write Only Immediate " },
{ 0, NULL }
};
static const value_string vals_opa_9b_lnh[] = {
{ 0, "RAW" },
{ 3, "GRH" },
{ 2, "BTH" },
{ 1, "Ipv6" },
{ 0, NULL }
};
static const value_string vals_opa_9b_grh_ipver[] = {
{ 4, "IPv4" },
{ 6, "IPv6" },
{ 0, NULL },
};
static const value_string vals_opa_9b_grh_next_hdr[] = {
{ 0x1B, "BTH Follows" },
{ 0, NULL }
};
static const true_false_string tfs_opa_bth_migrated_notmigrated = {
"Migrated",
"Not Migrated"
};
static const true_false_string tfs_opa_kdeth_offset_32_64 = {
"32 Byte Words",
"64 Byte Words"
};
/* Wireshark ID */
static gint proto_opa_9b = -1;
/* Variables to hold expansion values between packets */
static gint ett_all_headers = -1;
static gint ett_9b = -1;
static gint ett_grh = -1;
static gint ett_bth = -1;
static gint ett_rdeth = -1;
static gint ett_deth = -1;
static gint ett_reth = -1;
static gint ett_atomiceth = -1;
static gint ett_aeth = -1;
static gint ett_atomicacketh = -1;
static gint ett_immdt = -1;
static gint ett_ieth = -1;
static gint ett_kdeth = -1;
static gint ett_psm = -1;
/* 9B Header Fields */
static gint hf_opa_9B = -1;
static gint hf_opa_9B_service_channel = -1;
static gint hf_opa_9B_link_version = -1;
static gint hf_opa_9B_service_level = -1;
static gint hf_opa_9B_reserved2 = -1;
static gint hf_opa_9B_lnh = -1;
static gint hf_opa_9B_dlid = -1;
static gint hf_opa_9B_reserved3 = -1;
static gint hf_opa_9B_packet_length = -1;
static gint hf_opa_9B_slid = -1;
/* ICRC */
static gint hf_opa_9b_ICRC = -1;
/* GRH */
static gint hf_opa_grh = -1;
static gint hf_opa_grh_ip_version = -1;
static gint hf_opa_grh_traffic_class = -1;
static gint hf_opa_grh_flow_label = -1;
static gint hf_opa_grh_payload_length = -1;
static gint hf_opa_grh_next_header = -1;
static gint hf_opa_grh_hop_limit = -1;
static gint hf_opa_grh_source_gid = -1;
static gint hf_opa_grh_destination_gid = -1;
/* BTH */
static gint hf_opa_bth = -1;
static gint hf_opa_bth_opcode = -1;
static gint hf_opa_bth_solicited_event = -1;
static gint hf_opa_bth_migreq = -1;
static gint hf_opa_bth_pad_count = -1;
static gint hf_opa_bth_transport_header_version = -1;
static gint hf_opa_bth_partition_key = -1;
static gint hf_opa_bth_fcn = -1;
static gint hf_opa_bth_bcn = -1;
static gint hf_opa_bth_Reserved8a = -1;
static gint hf_opa_bth_destination_qp = -1;
static gint hf_opa_bth_acknowledge_request = -1;
static gint hf_opa_bth_packet_sequence_number = -1;
/* XXETH */
static gint hf_opa_RDETH = -1;
static gint hf_opa_RDETH_reserved8 = -1;
static gint hf_opa_RDETH_ee_context = -1;
static gint hf_opa_DETH = -1;
static gint hf_opa_DETH_queue_key = -1;
static gint hf_opa_DETH_reserved8 = -1;
static gint hf_opa_DETH_source_qp = -1;
static gint hf_opa_RETH = -1;
static gint hf_opa_RETH_virtual_address = -1;
static gint hf_opa_RETH_remote_key = -1;
static gint hf_opa_RETH_dma_length = -1;
static gint hf_opa_AtomicETH = -1;
static gint hf_opa_AtomicETH_virtual_address = -1;
static gint hf_opa_AtomicETH_remote_key = -1;
static gint hf_opa_AtomicETH_swap_or_add_data = -1;
static gint hf_opa_AtomicETH_compare_data = -1;
static gint hf_opa_AETH = -1;
static gint hf_opa_AETH_syndrome = -1;
static gint hf_opa_AETH_message_sequence_number = -1;
static gint hf_opa_AtomicAckETH = -1;
static gint hf_opa_AtomicAckETH_original_remote_data = -1;
static gint hf_opa_IMMDT = -1;
static gint hf_opa_IMMDT_data = -1;
static gint hf_opa_IETH = -1;
static gint hf_opa_IETH_r_key = -1;
static gint hf_opa_KDETH = -1;
static gint hf_opa_KDETH_kver = -1;
static gint hf_opa_KDETH_sh = -1;
static gint hf_opa_KDETH_intr = -1;
static gint hf_opa_KDETH_tidctrl = -1;
static gint hf_opa_KDETH_tid = -1;
static gint hf_opa_KDETH_offset_mode = -1;
static gint hf_opa_KDETH_offset = -1;
static const gint *_opa_KDETH_word1[] = {
&hf_opa_KDETH_kver,
&hf_opa_KDETH_sh,
&hf_opa_KDETH_intr,
&hf_opa_KDETH_tidctrl,
&hf_opa_KDETH_tid,
&hf_opa_KDETH_offset_mode,
&hf_opa_KDETH_offset,
NULL
};
static gint hf_opa_KDETH_hcrc = -1;
static gint hf_opa_KDETH_j_key = -1;
static const gint *_opa_KDETH_word2[] = {
&hf_opa_KDETH_hcrc,
&hf_opa_KDETH_j_key,
NULL
};
/* PSM */
static gint hf_opa_psm = -1;
static gint hf_opa_psm_a = -1;
static gint hf_opa_psm_ackpsn = -1;
static gint hf_opa_psm_flags = -1;
static gint hf_opa_psm_commidx = -1;
static gint hf_opa_psm_flowid = -1;
static gint hf_opa_psm_msglen = -1;
static gint hf_opa_psm_msgseq = -1;
static gint hf_opa_psm_tag = -1;
static gint hf_opa_psm_msgdata = -1;
static gint hf_opa_psm_short_msglen = -1;
static gint hf_opa_psm_paylen = -1;
static gint hf_opa_psm_offset = -1;
static gint hf_opa_psm_sreqidx = -1;
static gint hf_opa_psm_rreqidx = -1;
static gint hf_opa_psm_rdescid = -1;
static gint hf_opa_psm_sdescid = -1;
static gint hf_opa_psm_psn = -1;
static gint hf_opa_psm_hostipv4 = -1;
static gint hf_opa_psm_hostpid = -1;
static gint hf_opa_psm_dlen = -1;
static gint hf_opa_psm_nargs = -1;
static gint hf_opa_psm_hidx = -1;
static gint hf_opa_psm_arg = -1;
static gint hf_opa_psm_payload = -1;
/* Custom Functions */
static void cf_opa_dw_to_b(gchar *buf, guint32 value)
{
g_snprintf(buf, ITEM_LABEL_LENGTH, "%u DWORDS (%u Bytes)", value, value * 4);
}
/* Dissector Declarations */
static dissector_handle_t opa_9b_handle;
static dissector_handle_t opa_mad_handle;
static dissector_handle_t infiniband_handle;
static dissector_handle_t ipv6_handle;
static void parse_opa_9B_Header(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, gint *offset, guint8 *lnh_val)
{
/* 16B - L2 Header */
proto_item *L2_9B_header_item;
proto_tree *L2_9B_header_tree;
void *src_addr, *dst_addr;
gint local_offset = *offset;
col_prepend_fstr(pinfo->cinfo, COL_INFO, "9B: ");
L2_9B_header_item = proto_tree_add_item(tree, hf_opa_9B, tvb, local_offset, 8, ENC_NA);
L2_9B_header_tree = proto_item_add_subtree(L2_9B_header_item, ett_9b);
proto_tree_add_item(L2_9B_header_tree, hf_opa_9B_service_channel, tvb, local_offset, 1, ENC_BIG_ENDIAN);
proto_tree_add_item(L2_9B_header_tree, hf_opa_9B_link_version, tvb, local_offset, 1, ENC_BIG_ENDIAN);
local_offset += 1;
proto_tree_add_item(L2_9B_header_tree, hf_opa_9B_service_level, tvb, local_offset, 1, ENC_BIG_ENDIAN);
proto_tree_add_item(L2_9B_header_tree, hf_opa_9B_reserved2, tvb, local_offset, 1, ENC_BIG_ENDIAN);
proto_tree_add_item(L2_9B_header_tree, hf_opa_9B_lnh, tvb, local_offset, 1, ENC_BIG_ENDIAN);
/* Save Link Next Header... This tells us what the next header is. */
*lnh_val = tvb_get_guint8(tvb, local_offset);
*lnh_val &= 0x03;
local_offset += 1;
proto_tree_add_item(L2_9B_header_tree, hf_opa_9B_dlid, tvb, local_offset, 2, ENC_BIG_ENDIAN);
/* Set destination in packet view. */
dst_addr = wmem_alloc(pinfo->pool, sizeof(guint16));
*((guint16 *)dst_addr) = tvb_get_ntohs(tvb, local_offset);
set_address(&pinfo->dst, AT_IB, sizeof(guint16), dst_addr);
local_offset += 2;
proto_tree_add_item(L2_9B_header_tree, hf_opa_9B_reserved3, tvb, local_offset, 1, ENC_BIG_ENDIAN);
proto_tree_add_item(L2_9B_header_tree, hf_opa_9B_packet_length, tvb, local_offset, 2, ENC_BIG_ENDIAN);
local_offset += 2;
proto_tree_add_item(L2_9B_header_tree, hf_opa_9B_slid, tvb, local_offset, 2, ENC_BIG_ENDIAN);
/* Set Source in packet view. */
src_addr = wmem_alloc(pinfo->pool, sizeof(guint16));
*((guint16 *)src_addr) = tvb_get_ntohs(tvb, local_offset);
set_address(&pinfo->src, AT_IB, sizeof(guint16), src_addr);
local_offset += 2;
*offset = local_offset;
}
static void parse_opa_grh(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, gint *offset, guint8 *nextHdr)
{
proto_item *global_route_header_item;
proto_tree *global_route_header_tree;
gint local_offset = *offset;
col_append_fstr(pinfo->cinfo, COL_INFO, "GRH: ");
global_route_header_item = proto_tree_add_item(tree, hf_opa_grh, tvb, local_offset, 40, ENC_NA);
global_route_header_tree = proto_item_add_subtree(global_route_header_item, ett_grh);
proto_tree_add_item(global_route_header_tree, hf_opa_grh_ip_version, tvb, local_offset, 1, ENC_BIG_ENDIAN);
proto_tree_add_item(global_route_header_tree, hf_opa_grh_traffic_class, tvb, local_offset, 2, ENC_BIG_ENDIAN);
proto_tree_add_item(global_route_header_tree, hf_opa_grh_flow_label, tvb, local_offset, 4, ENC_BIG_ENDIAN);
local_offset += 4;
proto_tree_add_item(global_route_header_tree, hf_opa_grh_payload_length, tvb, local_offset, 2, ENC_BIG_ENDIAN);
local_offset += 2;
*nextHdr = tvb_get_guint8(tvb, local_offset);
proto_tree_add_item(global_route_header_tree, hf_opa_grh_next_header, tvb, local_offset, 1, ENC_BIG_ENDIAN);
local_offset += 1;
proto_tree_add_item(global_route_header_tree, hf_opa_grh_hop_limit, tvb, local_offset, 1, ENC_BIG_ENDIAN);
local_offset += 1;
proto_tree_add_item(global_route_header_tree, hf_opa_grh_source_gid, tvb, local_offset, 16, ENC_NA);
/* set source GID in packet view*/
set_address_tvb(&pinfo->src, AT_IB, 16, tvb, local_offset);
local_offset += 16;
proto_tree_add_item(global_route_header_tree, hf_opa_grh_destination_gid, tvb, local_offset, 16, ENC_NA);
/* set destination GID in packet view*/
set_address_tvb(&pinfo->dst, AT_IB, 16, tvb, local_offset);
local_offset += 16;
*offset = local_offset;
}
static void parse_opa_bth(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, gint *offset, guint8 *opCode)
{
proto_item *base_transport_header_item;
proto_tree *base_transport_header_tree;
gint local_offset = *offset;
col_append_fstr(pinfo->cinfo, COL_INFO, "BTH: ");
base_transport_header_item = proto_tree_add_item(tree, hf_opa_bth, tvb, local_offset, 12, ENC_NA);
base_transport_header_tree = proto_item_add_subtree(base_transport_header_item, ett_bth);
proto_tree_add_item(base_transport_header_tree, hf_opa_bth_opcode, tvb, local_offset, 1, ENC_LITTLE_ENDIAN);
*opCode = tvb_get_guint8(tvb, local_offset);
col_append_str(pinfo->cinfo, COL_INFO, val_to_str((guint32)(*opCode), vals_opa_bth_opcode, "Unknown OpCode (0x%0x)"));
local_offset += 1;
proto_tree_add_item(base_transport_header_tree, hf_opa_bth_solicited_event, tvb, local_offset, 1, ENC_BIG_ENDIAN);
proto_tree_add_item(base_transport_header_tree, hf_opa_bth_migreq, tvb, local_offset, 1, ENC_BIG_ENDIAN);
proto_tree_add_item(base_transport_header_tree, hf_opa_bth_pad_count, tvb, local_offset, 1, ENC_BIG_ENDIAN);
proto_tree_add_item(base_transport_header_tree, hf_opa_bth_transport_header_version, tvb, local_offset, 1, ENC_BIG_ENDIAN);
local_offset += 1;
proto_tree_add_item(base_transport_header_tree, hf_opa_bth_partition_key, tvb, local_offset, 2, ENC_BIG_ENDIAN);
local_offset += 2;
proto_tree_add_item(base_transport_header_tree, hf_opa_bth_fcn, tvb, local_offset, 1, ENC_BIG_ENDIAN);
proto_tree_add_item(base_transport_header_tree, hf_opa_bth_bcn, tvb, local_offset, 1, ENC_BIG_ENDIAN);
proto_tree_add_item(base_transport_header_tree, hf_opa_bth_Reserved8a, tvb, local_offset, 1, ENC_BIG_ENDIAN);
local_offset += 1;
proto_tree_add_item(base_transport_header_tree, hf_opa_bth_destination_qp, tvb, local_offset, 3, ENC_BIG_ENDIAN);
pinfo->destport = tvb_get_ntoh24(tvb, local_offset); local_offset += 3;
proto_tree_add_item(base_transport_header_tree, hf_opa_bth_acknowledge_request, tvb, local_offset, 1, ENC_BIG_ENDIAN);
proto_tree_add_item(base_transport_header_tree, hf_opa_bth_packet_sequence_number, tvb, local_offset, 4, ENC_BIG_ENDIAN);
local_offset += 4;
*offset = local_offset;
}
static gboolean contains(guint32 OpCode, guint32 *Codes, gint32 length)
{
gint32 i;
for (i = 0; i < length; i++) {
if ((OpCode ^ Codes[i]) == 0)
return TRUE;
}
return FALSE;
}
static gint32 find_next_header_sequence(guint32 OpCode)
{
if (contains(OpCode, &opCode_PAYLD[0], (gint32)array_length(opCode_PAYLD)))
return PAYLD;
if (contains(OpCode, &opCode_IMMDT_PAYLD[0], (gint32)array_length(opCode_IMMDT_PAYLD)))
return IMMDT_PAYLD;
if (contains(OpCode, &opCode_RDETH_DETH_PAYLD[0], (gint32)array_length(opCode_RDETH_DETH_PAYLD)))
return RDETH_DETH_PAYLD;
if (contains(OpCode, &opCode_RETH_PAYLD[0], (gint32)array_length(opCode_RETH_PAYLD)))
return RETH_PAYLD;
if (contains(OpCode, &opCode_RDETH_AETH_PAYLD[0], (gint32)array_length(opCode_RDETH_AETH_PAYLD)))
return RDETH_AETH_PAYLD;
if (contains(OpCode, &opCode_AETH_PAYLD[0], (gint32)array_length(opCode_AETH_PAYLD)))
return AETH_PAYLD;
if (contains(OpCode, &opCode_RDETH_DETH_IMMDT_PAYLD[0], (gint32)array_length(opCode_RDETH_DETH_IMMDT_PAYLD)))
return RDETH_DETH_IMMDT_PAYLD;
if (contains(OpCode, &opCode_RETH_IMMDT_PAYLD[0], (gint32)array_length(opCode_RETH_IMMDT_PAYLD)))
return RETH_IMMDT_PAYLD;
if (contains(OpCode, &opCode_RDETH_DETH_RETH_PAYLD[0], (gint32)array_length(opCode_RDETH_DETH_RETH_PAYLD)))
return RDETH_DETH_RETH_PAYLD;
if (contains(OpCode, &opCode_ATOMICETH[0], (gint32)array_length(opCode_ATOMICETH)))
return ATOMICETH;
if (contains(OpCode, &opCode_IETH_PAYLD[0], (gint32)array_length(opCode_IETH_PAYLD)))
return IETH_PAYLD;
if (contains(OpCode, &opCode_RDETH_DETH_ATOMICETH[0], (gint32)array_length(opCode_RDETH_DETH_ATOMICETH)))
return RDETH_DETH_ATOMICETH;
if (contains(OpCode, &opCode_PSM[0], (gint32)array_length(opCode_PSM)))
return KDETH_PSM;
if ((OpCode ^ RC_ACKNOWLEDGE) == 0)
return AETH;
if ((OpCode ^ RC_RDMA_READ_REQUEST) == 0)
return RETH;
if ((OpCode ^ RC_ATOMIC_ACKNOWLEDGE) == 0)
return AETH_ATOMICACKETH;
if ((OpCode ^ RD_RDMA_READ_RESPONSE_MIDDLE) == 0)
return RDETH_PAYLD;
if ((OpCode ^ RD_ACKNOWLEDGE) == 0)
return RDETH_AETH;
if ((OpCode ^ RD_ATOMIC_ACKNOWLEDGE) == 0)
return RDETH_AETH_ATOMICACKETH;
if ((OpCode ^ RD_RDMA_WRITE_ONLY_IMM) == 0)
return RDETH_DETH_RETH_IMMDT_PAYLD;
if ((OpCode ^ RD_RDMA_READ_REQUEST) == 0)
return RDETH_DETH_RETH;
if ((OpCode ^ RD_RESYNC) == 0)
return RDETH_DETH;
if ((OpCode ^ UD_SEND_ONLY) == 0)
return DETH_PAYLD;
if ((OpCode ^ UD_SEND_ONLY_IMM) == 0)
return DETH_IMMDT_PAYLD;
return -1;
}
/* Parse RDETH - Reliable Datagram Extended Transport Header */
static void parse_RDETH(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, gint *offset)
{
gint local_offset = *offset;
/* RDETH - Reliable Datagram Extended Transport Header */
proto_item *RDETH_header_item;
proto_tree *RDETH_header_tree;
col_append_fstr(pinfo->cinfo, COL_INFO, "RDETH: ");
RDETH_header_item = proto_tree_add_item(tree, hf_opa_RDETH, tvb, local_offset, 4, ENC_NA);
RDETH_header_tree = proto_item_add_subtree(RDETH_header_item, ett_rdeth);
proto_tree_add_item(RDETH_header_tree, hf_opa_RDETH_reserved8, tvb, local_offset, 1, ENC_BIG_ENDIAN);
local_offset += 1;
proto_tree_add_item(RDETH_header_tree, hf_opa_RDETH_ee_context, tvb, local_offset, 3, ENC_BIG_ENDIAN);
local_offset += 3;
*offset = local_offset;
}
/* Parse DETH - Datagram Extended Transport Header */
static void parse_DETH(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, gint *offset)
{
gint local_offset = *offset;
/* DETH - Datagram Extended Transport Header */
proto_item *DETH_header_item;
proto_tree *DETH_header_tree;
col_append_fstr(pinfo->cinfo, COL_INFO, "DETH: ");
DETH_header_item = proto_tree_add_item(tree, hf_opa_DETH, tvb, local_offset, 8, ENC_NA);
DETH_header_tree = proto_item_add_subtree(DETH_header_item, ett_deth);
proto_tree_add_item(DETH_header_tree, hf_opa_DETH_queue_key, tvb, local_offset, 4, ENC_BIG_ENDIAN);
local_offset += 4;
proto_tree_add_item(DETH_header_tree, hf_opa_DETH_reserved8, tvb, local_offset, 1, ENC_BIG_ENDIAN);
local_offset += 1;
proto_tree_add_item(DETH_header_tree, hf_opa_DETH_source_qp, tvb, local_offset, 3, ENC_BIG_ENDIAN);
pinfo->srcport = tvb_get_ntoh24(tvb, local_offset); local_offset += 3;
*offset = local_offset;
}
/* Parse RETH - RDMA Extended Transport Header */
static void parse_RETH(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, gint *offset)
{
gint local_offset = *offset;
/* RETH - RDMA Extended Transport Header */
proto_item *RETH_header_item;
proto_tree *RETH_header_tree;
col_append_fstr(pinfo->cinfo, COL_INFO, "RETH: ");
RETH_header_item = proto_tree_add_item(tree, hf_opa_RETH, tvb, local_offset, 16, ENC_NA);
RETH_header_tree = proto_item_add_subtree(RETH_header_item, ett_reth);
proto_tree_add_item(RETH_header_tree, hf_opa_RETH_virtual_address, tvb, local_offset, 8, ENC_BIG_ENDIAN);
local_offset += 8;
proto_tree_add_item(RETH_header_tree, hf_opa_RETH_remote_key, tvb, local_offset, 4, ENC_BIG_ENDIAN);
local_offset += 4;
proto_tree_add_item(RETH_header_tree, hf_opa_RETH_dma_length, tvb, local_offset, 4, ENC_BIG_ENDIAN);
local_offset += 4;
*offset = local_offset;
}
/* Parse AtomicETH - Atomic Extended Transport Header */
static void parse_ATOMICETH(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, gint *offset)
{
gint local_offset = *offset;
/* AtomicETH - Atomic Extended Transport Header */
proto_item *ATOMICETH_header_item;
proto_tree *ATOMICETH_header_tree;
col_append_fstr(pinfo->cinfo, COL_INFO, "AtomicETH: ");
ATOMICETH_header_item = proto_tree_add_item(tree, hf_opa_AtomicETH, tvb, local_offset, 28, ENC_NA);
ATOMICETH_header_tree = proto_item_add_subtree(ATOMICETH_header_item, ett_atomiceth);
proto_tree_add_item(ATOMICETH_header_tree, hf_opa_AtomicETH_virtual_address, tvb, local_offset, 8, ENC_BIG_ENDIAN);
local_offset += 8;
proto_tree_add_item(ATOMICETH_header_tree, hf_opa_AtomicETH_remote_key, tvb, local_offset, 4, ENC_BIG_ENDIAN);
local_offset += 4;
proto_tree_add_item(ATOMICETH_header_tree, hf_opa_AtomicETH_swap_or_add_data, tvb, local_offset, 8, ENC_BIG_ENDIAN);
local_offset += 8;
proto_tree_add_item(ATOMICETH_header_tree, hf_opa_AtomicETH_compare_data, tvb, local_offset, 8, ENC_BIG_ENDIAN);
local_offset += 8;
*offset = local_offset;
}
/* Parse AETH - ACK Extended Transport Header */
static void parse_AETH(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, gint *offset)
{
gint local_offset = *offset;
/* AETH - ACK Extended Transport Header */
proto_item *AETH_header_item;
proto_tree *AETH_header_tree;
col_append_fstr(pinfo->cinfo, COL_INFO, "AETH: ");
AETH_header_item = proto_tree_add_item(tree, hf_opa_AETH, tvb, local_offset, 4, ENC_NA);
AETH_header_tree = proto_item_add_subtree(AETH_header_item, ett_aeth);
proto_tree_add_item(AETH_header_tree, hf_opa_AETH_syndrome, tvb, local_offset, 1, ENC_BIG_ENDIAN);
local_offset += 1;
proto_tree_add_item(AETH_header_tree, hf_opa_AETH_message_sequence_number, tvb, local_offset, 3, ENC_BIG_ENDIAN);
local_offset += 3;
*offset = local_offset;
}
/* Parse AtomicAckEth - Atomic ACK Extended Transport Header */
static void parse_ATOMICACKETH(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, gint *offset)
{
gint local_offset = *offset;
/* AtomicAckEth - Atomic ACK Extended Transport Header */
proto_item *ATOMICACKETH_header_item;
proto_tree *ATOMICACKETH_header_tree;
col_append_fstr(pinfo->cinfo, COL_INFO, "AtomicACKETH: ");
ATOMICACKETH_header_item = proto_tree_add_item(tree, hf_opa_AtomicAckETH, tvb, local_offset, 8, ENC_NA);
ATOMICACKETH_header_tree = proto_item_add_subtree(ATOMICACKETH_header_item, ett_atomicacketh);
proto_tree_add_item(ATOMICACKETH_header_tree, hf_opa_AtomicAckETH_original_remote_data, tvb, local_offset, 8, ENC_BIG_ENDIAN);
local_offset += 8;
*offset = local_offset;
}
/* Parse IMMDT - Immediate Data Extended Transport Header */
static void parse_IMMDT(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, gint *offset)
{
gint local_offset = *offset;
/* IMMDT - Immediate Data Extended Transport Header */
proto_item *IMMDT_header_item;
proto_tree *IMMDT_header_tree;
col_append_fstr(pinfo->cinfo, COL_INFO, "IMMDT: ");
IMMDT_header_item = proto_tree_add_item(tree, hf_opa_IMMDT, tvb, local_offset, 4, ENC_NA);
IMMDT_header_tree = proto_item_add_subtree(IMMDT_header_item, ett_immdt);
proto_tree_add_item(IMMDT_header_tree, hf_opa_IMMDT_data, tvb, local_offset, 4, ENC_BIG_ENDIAN);
local_offset += 4;
*offset = local_offset;
}
/* Parse IETH - Invalidate Extended Transport Header */
static void parse_IETH(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, gint *offset)
{
gint local_offset = *offset;
/* IETH - Invalidate Extended Transport Header */
proto_item *IETH_header_item;
proto_tree *IETH_header_tree;
col_append_fstr(pinfo->cinfo, COL_INFO, "IETH: ");
IETH_header_item = proto_tree_add_item(tree, hf_opa_IETH, tvb, local_offset, 4, ENC_NA);
IETH_header_tree = proto_item_add_subtree(IETH_header_item, ett_ieth);
proto_tree_add_item(IETH_header_tree, hf_opa_IETH_r_key, tvb, local_offset, 4, ENC_BIG_ENDIAN);
local_offset += 4;
*offset = local_offset;
}
/* Parse KDETH - Key Datagram Extended Transport Header */
static void parse_KDETH(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, gint *offset)
{
gint local_offset = *offset;
/* KDETH - Key Datagram Extended Transport Header */
proto_item *KDETH_header_item;
proto_tree *KDETH_header_tree;
col_append_fstr(pinfo->cinfo, COL_INFO, "KDETH: ");
KDETH_header_item = proto_tree_add_item(tree, hf_opa_KDETH, tvb, local_offset, 8, ENC_NA);
KDETH_header_tree = proto_item_add_subtree(KDETH_header_item, ett_kdeth);
proto_tree_add_bitmask_list(KDETH_header_tree, tvb, local_offset, 4, _opa_KDETH_word1, ENC_LITTLE_ENDIAN);
local_offset += 4;
proto_tree_add_bitmask_list(KDETH_header_tree, tvb, local_offset, 4, _opa_KDETH_word2, ENC_LITTLE_ENDIAN);
local_offset += 4;
*offset = local_offset;
}
/* Parse PSM header */
static void parse_PSM(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, gint *offset, gint opCode)
{
gint local_offset = *offset;
/* PSM Header */
proto_item *PSM_header_item;
proto_tree *PSM_header_tree;
guint32 payLength;
col_append_fstr(pinfo->cinfo, COL_INFO, "PSM: ");
PSM_header_item = proto_tree_add_item(tree, hf_opa_psm, tvb, local_offset, 28, ENC_NA);
PSM_header_tree = proto_item_add_subtree(PSM_header_item, ett_psm);
proto_tree_add_item(PSM_header_tree, hf_opa_psm_a, tvb, local_offset + 3, 1, ENC_LITTLE_ENDIAN);
proto_tree_add_item(PSM_header_tree, hf_opa_psm_ackpsn, tvb, local_offset, 4, ENC_LITTLE_ENDIAN);
local_offset += 4;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_flags, tvb, local_offset + 3, 1, ENC_LITTLE_ENDIAN);
proto_tree_add_item(PSM_header_tree, hf_opa_psm_commidx, tvb, local_offset, 3, ENC_LITTLE_ENDIAN);
local_offset += 4;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_flowid, tvb, local_offset + 3, 1, ENC_LITTLE_ENDIAN);
switch (opCode) {
case PSM_TINY:
proto_tree_add_item(PSM_header_tree, hf_opa_psm_msglen, tvb, local_offset + 2, 1, ENC_LITTLE_ENDIAN);
proto_tree_add_item(PSM_header_tree, hf_opa_psm_msgseq, tvb, local_offset, 2, ENC_LITTLE_ENDIAN);
local_offset += 4;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_tag, tvb, local_offset, 8, ENC_LITTLE_ENDIAN);
local_offset += 8;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_msgdata, tvb, local_offset, 8, ENC_LITTLE_ENDIAN);
local_offset += 8;
break;
case PSM_SHORT:
proto_tree_add_item(PSM_header_tree, hf_opa_psm_msgseq, tvb, local_offset, 2, ENC_LITTLE_ENDIAN);
local_offset += 4;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_tag, tvb, local_offset, 8, ENC_LITTLE_ENDIAN);
local_offset += 8;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_msglen, tvb, local_offset, 4, ENC_LITTLE_ENDIAN);
payLength = tvb_get_letohl(tvb, local_offset);
local_offset += 8;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_payload, tvb, local_offset, payLength, ENC_NA);
local_offset += payLength;
break;
case PSM_MEDIUM:
proto_tree_add_item(PSM_header_tree, hf_opa_psm_msgseq, tvb, local_offset, 2, ENC_LITTLE_ENDIAN);
local_offset += 4;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_tag, tvb, local_offset, 8, ENC_LITTLE_ENDIAN);
local_offset += 8;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_msglen, tvb, local_offset, 4, ENC_LITTLE_ENDIAN);
local_offset += 4;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_paylen, tvb, local_offset, 4, ENC_LITTLE_ENDIAN);
local_offset += 4;
break;
case PSM_MEDIUM_DATA:
proto_tree_add_item(PSM_header_tree, hf_opa_psm_msgseq, tvb, local_offset, 2, ENC_LITTLE_ENDIAN);
local_offset += 4;
local_offset += 8;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_offset, tvb, local_offset, 4, ENC_LITTLE_ENDIAN);
local_offset += 4;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_paylen, tvb, local_offset, 4, ENC_LITTLE_ENDIAN);
local_offset += 4;
break;
case PSM_LONG_RTS:
proto_tree_add_item(PSM_header_tree, hf_opa_psm_msgseq, tvb, local_offset, 2, ENC_LITTLE_ENDIAN);
local_offset += 4;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_tag, tvb, local_offset, 8, ENC_LITTLE_ENDIAN);
local_offset += 8;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_msglen, tvb, local_offset, 4, ENC_LITTLE_ENDIAN);
local_offset += 4;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_sreqidx, tvb, local_offset, 4, ENC_LITTLE_ENDIAN);
local_offset += 4;
break;
case PSM_LONG_CTS:
local_offset += 4;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_sreqidx, tvb, local_offset, 4, ENC_LITTLE_ENDIAN);
local_offset += 4;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_rreqidx, tvb, local_offset, 4, ENC_LITTLE_ENDIAN);
local_offset += 4;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_msglen, tvb, local_offset, 4, ENC_LITTLE_ENDIAN);
local_offset += 8;
break;
case PSM_LONG_DATA:
local_offset += 4;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_rreqidx, tvb, local_offset, 4, ENC_LITTLE_ENDIAN);
local_offset += 4;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_offset, tvb, local_offset, 4, ENC_LITTLE_ENDIAN);
local_offset += 4;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_paylen, tvb, local_offset, 4, ENC_LITTLE_ENDIAN);
local_offset += 8;
break;
case PSM_TIDS_GRANT:
local_offset += 4;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_sreqidx, tvb, local_offset, 4, ENC_LITTLE_ENDIAN);
local_offset += 4;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_short_msglen, tvb, local_offset, 4, ENC_LITTLE_ENDIAN);
local_offset += 4;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_paylen, tvb, local_offset, 4, ENC_LITTLE_ENDIAN);
local_offset += 8;
break;
case PSM_TIDS_GRANT_ACK:
local_offset += 4;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_rdescid, tvb, local_offset, 8, ENC_LITTLE_ENDIAN);
local_offset += 8;
local_offset += 8;
break;
case PSM_TIDS_RELEASE:
local_offset += 4;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_rdescid, tvb, local_offset, 8, ENC_LITTLE_ENDIAN);
local_offset += 8;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_sdescid, tvb, local_offset, 8, ENC_LITTLE_ENDIAN);
local_offset += 8;
break;
case PSM_TIDS_RELEASE_CONFIRM:
local_offset += 4;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_sdescid, tvb, local_offset, 8, ENC_LITTLE_ENDIAN);
local_offset += 8;
local_offset += 8;
break;
case PSM_EXPTID_UNALIGNED:
local_offset += 4;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_rdescid, tvb, local_offset, 8, ENC_LITTLE_ENDIAN);
local_offset += 8;
local_offset += 8;
break;
case PSM_EXPTID:
local_offset += 4;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_rdescid, tvb, local_offset, 8, ENC_LITTLE_ENDIAN);
local_offset += 8;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_sdescid, tvb, local_offset, 8, ENC_LITTLE_ENDIAN);
local_offset += 8;
break;
case PSM_ACK:
local_offset += 4;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_sdescid, tvb, local_offset, 8, ENC_LITTLE_ENDIAN);
local_offset += 8;
local_offset += 8;
break;
case PSM_NAK:
local_offset += 4;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_sdescid, tvb, local_offset, 8, ENC_LITTLE_ENDIAN);
local_offset += 8;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_psn, tvb, local_offset, 4, ENC_LITTLE_ENDIAN);
local_offset += 8;
break;
case PSM_ERR_CHK:
case PSM_ERR_CHK_BAD:
local_offset += 4;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_hostipv4, tvb, local_offset, 4, ENC_LITTLE_ENDIAN);
local_offset += 4;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_hostpid, tvb, local_offset, 4, ENC_LITTLE_ENDIAN);
local_offset += 12;
break;
case PSM_ERR_CHK_GEN:
local_offset += 4;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_rdescid, tvb, local_offset, 8, ENC_LITTLE_ENDIAN);
local_offset += 8;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_sdescid, tvb, local_offset, 8, ENC_LITTLE_ENDIAN);
local_offset += 8;
break;
case PSM_FLOW_CCA_BECN:
break;
case PSM_CONNECT_REQUEST:
case PSM_CONNECT_REPLY:
case PSM_DISCONNECT_REQUEST:
case PSM_DISCONNECT_REPLY:
local_offset += 4;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_paylen, tvb, local_offset, 4, ENC_LITTLE_ENDIAN);
local_offset += 16;
break;
case PSM_AM_REQUEST_NOREPLY:
case PSM_AM_REQUEST:
case PSM_AM_REPLY:
proto_tree_add_item(PSM_header_tree, hf_opa_psm_dlen, tvb, local_offset + 3, 1, ENC_LITTLE_ENDIAN);
proto_tree_add_item(PSM_header_tree, hf_opa_psm_nargs, tvb, local_offset + 3, 1, ENC_LITTLE_ENDIAN);
proto_tree_add_item(PSM_header_tree, hf_opa_psm_hidx, tvb, local_offset + 2, 1, ENC_LITTLE_ENDIAN);
proto_tree_add_item(PSM_header_tree, hf_opa_psm_msgseq, tvb, local_offset, 2, ENC_LITTLE_ENDIAN);
local_offset += 4;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_arg, tvb, local_offset, 8, ENC_LITTLE_ENDIAN);
local_offset += 8;
proto_tree_add_item(PSM_header_tree, hf_opa_psm_arg, tvb, local_offset, 8, ENC_LITTLE_ENDIAN);
local_offset += 8;
break;
}
*offset = local_offset;
}
static void parse_IPvSix(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, gint *offset)
{
call_dissector(ipv6_handle, tvb_new_subset_remaining(tvb, *offset), pinfo, tree);
*offset = tvb_reported_length(tvb);
}
static int dissect_opa_9b(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data _U_)
{
proto_item *opa_packet;
/* TVB to pass to opa header */
tvbuff_t *opa_tvb;
/* TVB to pass to infiniband header */
tvbuff_t *infiniband_tvb;
gint offset = 0; /* Current Offset */
gint ib_offset = 0; /* Offset to track if IB packet */
gint captured_length, reported_length;
guint8 lnh_val = 0;
gboolean bthFollows = FALSE;
gboolean parsePayload = FALSE;
gint32 nextHeaderSequence = -1;
guint8 nextHdr = 0, opCode = 0;
guint8 baseVersion = 0;
/* Infiniband Check */
lnh_val = tvb_get_guint8(tvb, ib_offset + 1) & 0x3;
if (lnh_val == 3) {
nextHdr = tvb_get_guint8(tvb, ib_offset + 6);
ib_offset += 40;
}
if (lnh_val == 2 || nextHdr == 0x1B) {
opCode = tvb_get_guint8(tvb, ib_offset + 8);
if (opCode == 0x64) {
baseVersion = tvb_get_guint8(tvb, ib_offset + 28);
if (baseVersion == 0x01) {
infiniband_tvb = tvb_new_subset_remaining(tvb, offset);
call_dissector(infiniband_handle, infiniband_tvb, pinfo, tree);
return tvb_captured_length(tvb);
}
}
}
tree = proto_tree_get_parent_tree(tree);
col_set_str(pinfo->cinfo, COL_PROTOCOL, "Omni-Path");
col_clear(pinfo->cinfo, COL_INFO);
pinfo->srcport = pinfo->destport = 0xffffffff;
opa_packet = proto_tree_add_item(tree, proto_opa_9b, tvb, offset, -1, ENC_NA);
/* Headers Level Tree */
tree = proto_item_add_subtree(opa_packet, ett_all_headers);
parse_opa_9B_Header(tvb, pinfo, tree, &offset, &lnh_val);
switch (lnh_val) {
case 3: /* GLOBAL - GRH - Global Route Header */
parse_opa_grh(tvb, pinfo, tree, &offset, &nextHdr);
if (nextHdr != 0x1B) { /* no BTH following. */
break;
}
case 2: /* LOCAL - BTH - Base Transport Header */
parse_opa_bth(tvb, pinfo, tree, &offset, &opCode);
bthFollows = TRUE;
break;
case 1: /* NON OPA - IPv6 Packet */
set_address(&pinfo->dst, AT_STRINGZ, (int)strlen("IPv6 over OPA Packet") + 1,
wmem_strdup(pinfo->pool, "IPv6 over OPA Packet"));
parse_IPvSix(tvb, pinfo, tree, &offset);
break;
case 0: /* RAW */
break;
default:
break;
}
if (bthFollows) {
/* Save transport type for identifying EoOPA payloads later */
nextHeaderSequence = find_next_header_sequence((guint32)opCode);
switch (nextHeaderSequence) {
case RDETH_DETH_PAYLD:
parse_RDETH(tvb, pinfo, tree, &offset);
parse_DETH(tvb, pinfo, tree, &offset);
parsePayload = TRUE;
break;
case RDETH_DETH_RETH_PAYLD:
parse_RDETH(tvb, pinfo, tree, &offset);
parse_DETH(tvb, pinfo, tree, &offset);
parse_RETH(tvb, pinfo, tree, &offset);
parsePayload = TRUE;
break;
case RDETH_DETH_IMMDT_PAYLD:
parse_RDETH(tvb, pinfo, tree, &offset);
parse_DETH(tvb, pinfo, tree, &offset);
parse_IMMDT(tvb, pinfo, tree, &offset);
parsePayload = TRUE;
break;
case RDETH_DETH_RETH_IMMDT_PAYLD:
parse_RDETH(tvb, pinfo, tree, &offset);
parse_DETH(tvb, pinfo, tree, &offset);
parse_RETH(tvb, pinfo, tree, &offset);
parse_IMMDT(tvb, pinfo, tree, &offset);
parsePayload = TRUE;
break;
case RDETH_DETH_RETH:
parse_RDETH(tvb, pinfo, tree, &offset);
parse_DETH(tvb, pinfo, tree, &offset);
parse_RETH(tvb, pinfo, tree, &offset);
break;
case RDETH_AETH_PAYLD:
parse_RDETH(tvb, pinfo, tree, &offset);
parse_AETH(tvb, pinfo, tree, &offset);
parsePayload = TRUE;
break;
case RDETH_PAYLD:
parse_RDETH(tvb, pinfo, tree, &offset);
parsePayload = TRUE;
break;
case RDETH_AETH:
parse_AETH(tvb, pinfo, tree, &offset);
break;
case RDETH_AETH_ATOMICACKETH:
parse_RDETH(tvb, pinfo, tree, &offset);
parse_AETH(tvb, pinfo, tree, &offset);
parse_ATOMICACKETH(tvb, pinfo, tree, &offset);
break;
case RDETH_DETH_ATOMICETH:
parse_RDETH(tvb, pinfo, tree, &offset);
parse_DETH(tvb, pinfo, tree, &offset);
parse_ATOMICETH(tvb, pinfo, tree, &offset);
break;
case RDETH_DETH:
parse_RDETH(tvb, pinfo, tree, &offset);
parse_DETH(tvb, pinfo, tree, &offset);
break;
case DETH_PAYLD:
parse_DETH(tvb, pinfo, tree, &offset);
parsePayload = TRUE;
break;
case PAYLD:
parsePayload = TRUE;
break;
case IMMDT_PAYLD:
parse_IMMDT(tvb, pinfo, tree, &offset);
parsePayload = TRUE;
break;
case RETH_PAYLD:
parse_RETH(tvb, pinfo, tree, &offset);
parsePayload = TRUE;
break;
case RETH:
parse_RETH(tvb, pinfo, tree, &offset);
break;
case AETH_PAYLD:
parse_AETH(tvb, pinfo, tree, &offset);
parsePayload = TRUE;
break;
case AETH:
parse_AETH(tvb, pinfo, tree, &offset);
break;
case AETH_ATOMICACKETH:
parse_AETH(tvb, pinfo, tree, &offset);
parse_ATOMICACKETH(tvb, pinfo, tree, &offset);
break;
case ATOMICETH:
parse_ATOMICETH(tvb, pinfo, tree, &offset);
break;
case IETH_PAYLD:
parse_IETH(tvb, pinfo, tree, &offset);
parsePayload = TRUE;
break;
case DETH_IMMDT_PAYLD:
parse_DETH(tvb, pinfo, tree, &offset);
parse_IMMDT(tvb, pinfo, tree, &offset);
parsePayload = TRUE;
break;
case KDETH_PSM:
parse_KDETH(tvb, pinfo, tree, &offset);
parse_PSM(tvb, pinfo, tree, &offset, opCode);
break;
default:
break;
} /* END: switch (nextHeaderSequence) */
if (parsePayload) {
/* Pass to OPA MAD dissector */
captured_length = tvb_captured_length_remaining(tvb, offset);
reported_length = tvb_reported_length_remaining(tvb, offset);
if (reported_length >= 4)
reported_length -= 4;
if (captured_length > reported_length)
captured_length = reported_length;
if (captured_length > 0) {
opa_tvb = tvb_new_subset(tvb, offset, captured_length, reported_length);
call_dissector(opa_mad_handle, opa_tvb, pinfo, tree);
offset += captured_length;
}
}
} /* END: if(bthFollows) */
/* Display the ICRC */
reported_length = tvb_reported_length_remaining(tvb, offset);
if (reported_length != 4) {
offset += reported_length - 4;
}
proto_tree_add_item(tree, hf_opa_9b_ICRC, tvb, offset, 4, ENC_BIG_ENDIAN);
offset += 4;
return offset;
}
void proto_register_opa_9b(void)
{
static hf_register_info hf[] = {
/* L2Header(9B) */
{ &hf_opa_9B, {
"Omni-Path 9B Header", "opa.9b",
FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_9B_service_channel, {
"Service Channel", "opa.9b.sc",
FT_UINT8, BASE_DEC, NULL, 0xF0, NULL, HFILL }
},
{ &hf_opa_9B_link_version, {
"Link Version", "opa.9b.linkversion",
FT_UINT8, BASE_DEC, NULL, 0x0F, NULL, HFILL }
},
{ &hf_opa_9B_service_level, {
"Service Level", "opa.9b.sl",
FT_UINT8, BASE_DEC, NULL, 0xF0, NULL, HFILL }
},
{ &hf_opa_9B_reserved2, {
"Reserved (2 bits)", "opa.9b.reserved2",
FT_UINT8, BASE_HEX, NULL, 0x0C, NULL, HFILL }
},
{ &hf_opa_9B_lnh, {
"Link Next Header", "opa.9b.lnh",
FT_UINT8, BASE_DEC, VALS(vals_opa_9b_lnh), 0x03, NULL, HFILL }
},
{ &hf_opa_9B_dlid, {
"Dest LID", "opa.9b.dlid",
FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_9B_reserved3, {
"Reserved (4 bits)", "opa.9b.reserved3",
FT_UINT16, BASE_HEX, NULL, 0xF000, NULL, HFILL }
},
{ &hf_opa_9B_packet_length, {
"Packet Length", "opa.length",
FT_UINT16, BASE_CUSTOM, CF_FUNC(cf_opa_dw_to_b), 0x0FFF, NULL, HFILL }
},
{ &hf_opa_9B_slid, {
"Source LID", "opa.9b.slid",
FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_9b_ICRC, {
"Invariant CRC", "opa.9b.icrc",
FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
/* Global Route Header */
{ &hf_opa_grh, {
"GRH - Global Route Header", "opa.grh",
FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_grh_ip_version, {
"IP Version", "opa.grh.ipver",
FT_UINT8, BASE_DEC, VALS(vals_opa_9b_grh_ipver), 0xF0, NULL, HFILL }
},
{ &hf_opa_grh_traffic_class, {
"Traffic Class", "opa.grh.tclass",
FT_UINT16, BASE_DEC, NULL, 0x0FF0, NULL, HFILL }
},
{ &hf_opa_grh_flow_label, {
"Flow Label", "opa.grh.flowlabel",
FT_UINT32, BASE_DEC, NULL, 0x000FFFFF, NULL, HFILL }
},
{ &hf_opa_grh_payload_length, {
"Payload Length", "opa.grh.paylen",
FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_grh_next_header, {
"Next Header", "opa.grh.nxthdr",
FT_UINT8, BASE_DEC, VALS(vals_opa_9b_grh_next_hdr), 0x0, NULL, HFILL }
},
{ &hf_opa_grh_hop_limit, {
"Hop Limit", "opa.grh.hoplmt",
FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_grh_source_gid, {
"Source GID", "opa.grh.sgid",
FT_IPv6, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_grh_destination_gid, {
"Destination GID", "opa.grh.dgid",
FT_IPv6, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
/* Base Transport Header */
{ &hf_opa_bth, {
"BTH - Base Transport Header", "opa.bth",
FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_bth_opcode, {
"Opcode", "opa.bth.opcode",
FT_UINT8, BASE_HEX, VALS(vals_opa_bth_opcode), 0x0, NULL, HFILL }
},
{ &hf_opa_bth_solicited_event, {
"Solicited Event", "opa.bth.se",
FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x80, NULL, HFILL }
},
{ &hf_opa_bth_migreq, {
"MigReq", "opa.bth.m",
FT_BOOLEAN, 8, TFS(&tfs_opa_bth_migrated_notmigrated), 0x40, NULL, HFILL }
},
{ &hf_opa_bth_pad_count, {
"Pad Count", "opa.bth.padcnt",
FT_UINT8, BASE_DEC, NULL, 0x30, NULL, HFILL }
},
{ &hf_opa_bth_transport_header_version, {
"Header Version", "opa.bth.tver",
FT_UINT8, BASE_DEC, NULL, 0x0F, NULL, HFILL }
},
{ &hf_opa_bth_partition_key, {
"Partition Key", "opa.bth.p_key",
FT_UINT16, BASE_HEX_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_bth_fcn, {
"FCN", "opa.bth.fcn",
FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x80, NULL, HFILL }
},
{ &hf_opa_bth_bcn, {
"BCN", "opa.bth.bcn",
FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x40, NULL, HFILL }
},
{ &hf_opa_bth_Reserved8a, {
"Reserved (6 bits)", "opa.bth.reserved8a",
FT_UINT8, BASE_HEX, NULL, 0x3F, NULL, HFILL }
},
{ &hf_opa_bth_destination_qp, {
"Destination Queue Pair", "opa.bth.destqp",
FT_UINT24, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_bth_acknowledge_request, {
"Acknowledge Request", "opa.bth.a",
FT_BOOLEAN, 8, TFS(&tfs_set_notset), 0x80, NULL, HFILL }
},
{ &hf_opa_bth_packet_sequence_number, {
"Packet Sequence Number", "opa.bth.psn",
FT_UINT32, BASE_DEC, NULL, 0x7FFFFFFF, NULL, HFILL }
},
/* Reliable Datagram Extended Transport Header (RDETH) */
{ &hf_opa_RDETH, {
"RDETH - Reliable Datagram Extended Transport Header", "opa.rdeth",
FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_RDETH_reserved8, {
"Reserved (8 bits)", "opa.rdeth.reserved",
FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_RDETH_ee_context, {
"EE Context", "opa.rdeth.eecnxt",
FT_UINT24, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
/* Datagram Extended Transport Header (DETH) */
{ &hf_opa_DETH, {
"DETH - Datagram Extended Transport Header", "opa.deth",
FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_DETH_queue_key, {
"Queue Key", "opa.deth.q_key",
FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_DETH_reserved8, {
"Reserved (8 bits)", "opa.deth.reserved",
FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_DETH_source_qp, {
"Source Queue Pair", "opa.deth.srcqp",
FT_UINT24, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
/* RDMA Extended Transport Header (RETH) */
{ &hf_opa_RETH, {
"RETH - RDMA Extended Transport Header", "opa.reth",
FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_RETH_virtual_address, {
"Virtual Address", "opa.reth.va",
FT_UINT64, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_RETH_remote_key, {
"Remote Key", "opa.reth.r_key",
FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_RETH_dma_length, {
"DMA Length", "opa.reth.dmalen",
FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
/* Atomic Extended Transport Header (AtomicETH) */
{ &hf_opa_AtomicETH, {
"AtomicETH - Atomic Extended Transport Header", "opa.atomiceth",
FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_AtomicETH_virtual_address, {
"Virtual Address", "opa.atomiceth.va",
FT_UINT64, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_AtomicETH_remote_key, {
"Remote Key", "opa.atomiceth.r_key",
FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_AtomicETH_swap_or_add_data, {
"Swap (Or Add) Data", "opa.atomiceth.swapdt",
FT_UINT64, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_AtomicETH_compare_data, {
"Compare Data", "opa.atomiceth.cmpdt",
FT_UINT64, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
/* ACK Extended Transport Header (AETH) */
{ &hf_opa_AETH, {
"AETH - ACK Extended Transport Header", "opa.aeth",
FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_AETH_syndrome, {
"Syndrome", "opa.aeth.syndrome",
FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_AETH_message_sequence_number, {
"Message Sequence Number", "opa.aeth.msn",
FT_UINT24, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
/* Atomic ACK Extended Transport Header (AtomicAckETH) */
{ &hf_opa_AtomicAckETH, {
"AtomicAckETH - Atomic ACK Extended Transport Header", "opa.atomicacketh",
FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_AtomicAckETH_original_remote_data, {
"Original Remote Data", "opa.atomicacketh.origremdt",
FT_UINT64, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
/* Immediate Extended Transport Header (ImmDT) */
{ &hf_opa_IMMDT, {
"IMMDT - Immediate Extended Transport Header", "opa.immdt",
FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_IMMDT_data, {
"Immediate Data", "opa.immdt.data",
FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
/* Invalidate Extended Transport Header (IETH) */
{ &hf_opa_IETH, {
"IETH - Invalidate Extended Transport Header", "opa.ieth",
FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_IETH_r_key, {
"RKey", "opa.ieth.r_key",
FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
/* Key Datagram Extended Transport Header (KDETH) */
{ &hf_opa_KDETH, {
"KDETH - Key Datagram Extended Transport Header", "opa.kdeth",
FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_KDETH_kver, {
"KDETH Version Field", "opa.kdeth.kver",
FT_UINT32, BASE_HEX, NULL, 0xC0000000, NULL, HFILL }
},
{ &hf_opa_KDETH_sh, {
"SuppressHeader", "opa.kdeth.sh",
FT_BOOLEAN, 32, NULL, 0x20000000, NULL, HFILL }
},
{ &hf_opa_KDETH_intr, {
"InterruptBit", "opa.kdeth.intr",
FT_BOOLEAN, 32, NULL, 0x10000000, NULL, HFILL }
},
{ &hf_opa_KDETH_tidctrl, {
"TokenIDCtrl", "opa.kdeth.tidctrl",
FT_UINT32, BASE_HEX, NULL, 0x0C000000, NULL, HFILL }
},
{ &hf_opa_KDETH_tid, {
"TokenID", "opa.kdeth.tid",
FT_UINT32, BASE_HEX, NULL, 0x03FF0000, NULL, HFILL }
},
{ &hf_opa_KDETH_offset_mode, {
"Offset Mode", "opa.kdeth.offsetmode",
FT_BOOLEAN, 32, TFS(&tfs_opa_kdeth_offset_32_64), 0x00008000, NULL, HFILL }
},
{ &hf_opa_KDETH_offset, {
"Offset", "opa.kdeth.offset",
FT_UINT32, BASE_HEX, NULL, 0x00007FFF, NULL, HFILL }
},
{ &hf_opa_KDETH_hcrc, {
"HCRC", "opa.kdeth.hcrc",
FT_UINT32, BASE_HEX, NULL, 0xFFFF0000, NULL, HFILL }
},
{ &hf_opa_KDETH_j_key, {
"J_Key", "opa.kdeth.j_key",
FT_UINT32, BASE_HEX, NULL, 0x0000FFFF, NULL, HFILL }
},
/* PSM */
{ &hf_opa_psm, {
"PSM Header", "opa.psm",
FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_psm_a, {
"ACKFlag", "opa.psm.a",
FT_UINT8, BASE_HEX, NULL, 0x80, NULL, HFILL }
},
{ &hf_opa_psm_ackpsn, {
"ACKPSN", "opa.psm.ackpsn",
FT_UINT32, BASE_DEC, NULL, 0x7FFF, NULL, HFILL }
},
{ &hf_opa_psm_flags, {
"Flags", "opa.psm.flags",
FT_UINT8, BASE_DEC, NULL, 0xFC, NULL, HFILL }
},
{ &hf_opa_psm_commidx, {
"CommIdx", "opa.psm.commidx",
FT_UINT32, BASE_HEX, NULL, 0x3FFF, NULL, HFILL }
},
{ &hf_opa_psm_flowid, {
"FlowId", "opa.psm.flowid",
FT_UINT8, BASE_HEX, NULL, 0x80, NULL, HFILL }
},
/* PSM opcode specific */
{ &hf_opa_psm_msglen, {
"MsgLen", "opa.psm.msglen",
FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_psm_msgseq, {
"MsqSeq", "opa.psm.msgseq",
FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_psm_tag, {
"Tag", "opa.psm.tag",
FT_UINT64, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_psm_msgdata, {
"MsqData", "opa.psm.msgdata",
FT_UINT64, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_psm_short_msglen, {
"MsgLen", "opa.psm.short.msglen",
FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_psm_paylen, {
"PayLen", "opa.psm.paylen",
FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_psm_offset, {
"Offset", "opa.psm.offset",
FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_psm_sreqidx, {
"SreqIdx", "opa.psm.sreqidx",
FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_psm_rreqidx, {
"RreqIdx", "opa.psm.rreqidx",
FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_psm_rdescid, {
"RdescId", "opa.psm.rdescid",
FT_UINT64, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_psm_sdescid, {
"SdescId", "opa.psm.sdescid",
FT_UINT64, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_psm_psn, {
"PSN", "opa.psm.psn",
FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_psm_hostipv4, {
"HostIPv4Addr", "opa.psm.hostipv4",
FT_IPv4, BASE_NONE, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_psm_hostpid, {
"HostPid", "opa.psm.hostpid",
FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_psm_dlen, {
"Datalength", "opa.psm.dlen",
FT_UINT8, BASE_DEC, NULL, 0x38, NULL, HFILL }
},
{ &hf_opa_psm_nargs, {
"NumberArgs", "opa.psm.nargs",
FT_UINT32, BASE_DEC, NULL, 0x07, NULL, HFILL }
},
{ &hf_opa_psm_hidx, {
"HandlerIndex", "opa.psm.hidx",
FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_psm_arg, {
"Argument", "opa.psm.arg",
FT_UINT64, BASE_HEX, NULL, 0x0, NULL, HFILL }
},
{ &hf_opa_psm_payload, {
"Payload", "opa.psm.payload",
FT_NONE, BASE_NONE, NULL, 0x0, NULL, HFILL }
}
};
static gint *ett[] = {
&ett_all_headers,
&ett_9b,
&ett_grh,
&ett_bth,
&ett_rdeth,
&ett_deth,
&ett_reth,
&ett_atomiceth,
&ett_aeth,
&ett_atomicacketh,
&ett_immdt,
&ett_ieth,
&ett_kdeth,
&ett_psm
};
proto_opa_9b = proto_register_protocol("Intel Omni-Path", "OPA", "opa");
opa_9b_handle = register_dissector("opa", dissect_opa_9b, proto_opa_9b);
proto_register_field_array(proto_opa_9b, hf, array_length(hf));
proto_register_subtree_array(ett, array_length(ett));
}
void proto_reg_handoff_opa_9b(void)
{
ipv6_handle = find_dissector("ipv6");
opa_mad_handle = find_dissector("opa.mad");
infiniband_handle = find_dissector("infiniband");
/* announce an anonymous Omni-Path 9B dissector */
dissector_add_uint("erf.types.type", ERF_TYPE_OPA_9B, opa_9b_handle);
}
/*
* 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:
*/