/* packet-smcr.c * SMC-R dissector for wireshark * By Joe Fowler * (c) Copyright IBM Corporation 2014 * LICENSE: GNU General Public License, version 2, or (at your option) any * version. http://opensource.org/licenses/gpl-2.0.php * * Wireshark - Network traffic analyzer * By Gerald Combs * 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. * * Please refer to the following specs for protocol: * - ietf - draft-fox-tcpm-shared-memory-rdma-05 */ #include "config.h" #include #include "packet-tcp.h" #define SMCR_TCP_MIN_HEADER_LENGTH 7 #define CLC_MSG_START_OFFSET 7 #define LLC_MSG_START_OFFSET 3 #define RMBE_CTRL_START_OFFSET 2 #define MAC_ADDR_LEN 6 #define GID_LEN 16 #define PEERID_LEN 8 #define IPV4_SUBNET_MASK_LEN 4 #define IPV6_PREFIX_LEN 4 #define ONE_BYTE_RESERVED 1 #define TWO_BYTE_RESERVED 2 #define QP_LEN 3 #define RKEY_LEN 4 #define VIRTUAL_ADDR_LEN 8 #define FLAG_BYTE_LEN 1 #define SEQNO_LEN 2 #define CURSOR_LEN 4 #define ALERT_TOKEN_LEN 4 #define PSN_LEN 3 #define CONN_INDEX_LEN 1 #define SMCR_MSG_BYTE_0 0 #define CLC_MSG_BYTE_0 0 #define CLC_MSG_BYTE_1 1 #define CLC_MSG_BYTE_2 2 #define CLC_MSG_BYTE_3 3 #define CLC_MSG_LEN_OFFSET 5 #define LLC_CMD_OFFSET 0 #define LLC_LEN_OFFSET 1 #define LLC_CMD_RSP_OFFSET 3 #define ACCEPT_CONFIRM_QP_OFFSET 38 #define SMCR_CLC_ID 0xe2d4c3d9 /*EBCDIC 'SMCR' */ #define SMC_CLC_V1 0x10 #define SMC_CLC_SMC_R 0x01 #define LLC_FLAG_RESP 0x80 #define RMBE_CTRL 0xfe #define LLC_MSG_LENGTH 0x2c typedef enum { SMC_CLC_PROPOSAL = 1, SMC_CLC_ACCEPT = 2, SMC_CLC_CONFIRMATION = 3, SMC_CLC_DECLINE = 4 } clc_message; static const value_string smcr_clc_message_txt[] = { { SMC_CLC_PROPOSAL, "Proposal" }, { SMC_CLC_ACCEPT, "Accept" }, { SMC_CLC_CONFIRMATION, "Confirm" }, { SMC_CLC_DECLINE, "Decline" }, { 0, NULL } }; typedef enum { LLC_CONFIRM_LINK = 0x01, LLC_ADD_LINK = 0x02, LLC_ADD_LINK_CONT = 0x03, LLC_DEL_LINK = 0x04, LLC_CONFIRM_RKEY = 0x06, LLC_CONFIRM_RKEY_CONT = 0x08, LLC_DELETE_RKEY = 0x09, LLC_TEST_LINK = 0x07, LLC_OPT_MSG_CTRL = 0x80, LLC_NWM_DATA = 0x8A, LLC_RMBE_CTRL = 0xFE } llc_message; static const value_string smcr_llc_message_txt[] = { { LLC_CONFIRM_LINK, "Confirm Link" }, { LLC_ADD_LINK, "Add Link" }, { LLC_ADD_LINK_CONT, "Add Link Continuous" }, { LLC_DEL_LINK, "Delete Link" }, { LLC_CONFIRM_RKEY, "Confirm Rkey" }, { LLC_CONFIRM_RKEY_CONT, "Confirm Rkey Continuous" }, { LLC_DELETE_RKEY, "Delete Rkey" }, { LLC_TEST_LINK, "Test Link" }, { LLC_OPT_MSG_CTRL, "OPT Message Control" }, { LLC_NWM_DATA, "NWM Data" }, { RMBE_CTRL, "CDC Message" }, { 0, NULL } }; static int proto_smcr = -1; static int ett_smcr = -1; static int hf_smcr_clc_msg = -1; static int hf_smcr_llc_msg = -1; /* SMC-R Proposal */ static int ett_proposal_flag = -1; static int hf_proposal_smc_version = -1; static int hf_smcr_proposal_flags = -1; static int hf_smcr_proposal_client_peer_id = -1; static int hf_smcr_proposal_client_preferred_gid = -1; static int hf_smcr_proposal_client_preferred_mac = -1; static int hf_smcr_proposal_outgoing_interface_subnet_mask = -1; static int hf_smcr_proposal_outgoing_subnet_mask_signifcant_bits = -1; static int hf_smcr_proposal_ipv6_prefix = -1; static int hf_smcr_proposal_ipv6_prefix_length = -1; /* SMC-R Accept */ static int ett_accept_flag = -1; static int ett_accept_flag2 = -1; static int hf_accept_smc_version = -1; static int hf_accept_first_contact = -1; static int hf_accept_rmb_buffer_size = -1; static int hf_accept_qp_mtu_value = -1; static int hf_smcr_accept_flags = -1; static int hf_smcr_accept_flags2 = -1; static int hf_smcr_accept_server_peer_id = -1; static int hf_smcr_accept_server_preferred_gid = -1; static int hf_smcr_accept_server_preferred_mac = -1; static int hf_smcr_accept_server_qp_number = -1; static int hf_smcr_accept_server_rmb_rkey = -1; static int hf_smcr_accept_server_tcp_conn_index = -1; static int hf_smcr_accept_server_rmb_element_alert_token = -1; static int hf_smcr_accept_server_rmb_virtual_address = -1; static int hf_smcr_accept_initial_psn = -1; /* SMC-R Confirm */ static int ett_confirm_flag = -1; static int ett_confirm_flag2 = -1; static int hf_smcr_confirm_flags = -1; static int hf_smcr_confirm_client_peer_id = -1; static int hf_smcr_confirm_client_gid = -1; static int hf_smcr_confirm_client_mac = -1; static int hf_smcr_confirm_client_qp_number = -1; static int hf_smcr_confirm_client_rmb_rkey = -1; static int hf_smcr_confirm_client_tcp_conn_index = -1; static int hf_smcr_confirm_client_rmb_element_alert_token = -1; static int hf_smcr_confirm_flags2 = -1; static int hf_smcr_confirm_client_rmb_virtual_address = -1; static int hf_smcr_confirm_initial_psn = -1; static int hf_confirm_smc_version = -1; static int hf_confirm_rmb_buffer_size = -1; static int hf_confirm_qp_mtu_value = -1; /* SMC-R Decline */ static int hf_smcr_decline_flags = -1; static int hf_smcr_decline_peer_id = -1; static int hf_smcr_decline_diag_info = -1; /* SMC-R Confirm Link*/ static int ett_confirm_link_flag = -1; static int hf_smcr_confirm_link_flags = -1; static int hf_smcr_confirm_link_mac = -1; static int hf_smcr_confirm_link_gid = -1; static int hf_smcr_confirm_link_qp_number = -1; static int hf_smcr_confirm_link_number = -1; static int hf_smcr_confirm_link_userid = -1; static int hf_smcr_confirm_link_max_links = -1; static int hf_smcr_confirm_link_response = -1; /* SMC-R Add Link */ static int ett_add_link_flag = -1; static int ett_add_link_flag2 = -1; static int hf_smcr_add_link_flags = -1; static int hf_smcr_add_link_response = -1; static int hf_smcr_add_link_response_rejected = -1; static int hf_smcr_add_link_mac = -1; static int hf_smcr_add_link_gid = -1; static int hf_smcr_add_link_qp_number = -1; static int hf_smcr_add_link_number = -1; static int hf_smcr_add_link_initial_psn = -1; static int hf_smcr_add_link_flags2 = -1; static int hf_smcr_add_link_qp_mtu_value = -1; /* SMC-R Add Link Continue*/ static int ett_add_link_cont_flag = -1; static int hf_smcr_add_link_cont_flags = -1; static int hf_smcr_add_link_cont_response = -1; static int hf_smcr_add_link_cont_link_number = -1; static int hf_smcr_add_link_cont_number_of_rkeys = -1; static int hf_smcr_add_link_cont_p1_rkey = -1; static int hf_smcr_add_link_cont_p1_rkey2 = -1; static int hf_smcr_add_link_cont_p1_virt_addr = -1; static int hf_smcr_add_link_cont_p2_rkey = -1; static int hf_smcr_add_link_cont_p2_rkey2 = -1; static int hf_smcr_add_link_cont_p2_virt_addr = -1; /* SMC-R Delete Link */ static int ett_delete_link_flag = -1; static int hf_smcr_delete_link_flags = -1; static int hf_smcr_delete_link_response = -1; static int hf_smcr_delete_link_all = -1; static int hf_smcr_delete_link_orderly = -1; static int hf_smcr_delete_link_number = -1; static int hf_smcr_delete_link_reason_code = -1; /* SMC-R Confirm Rkey */ static int ett_confirm_rkey_flag = -1; static int hf_smcr_confirm_rkey_response = -1; static int hf_smcr_confirm_rkey_flags = -1; static int hf_smcr_confirm_rkey_negative_response = -1; static int hf_smcr_confirm_rkey_retry_rkey_set = -1; static int hf_smcr_confirm_rkey_number = -1; static int hf_smcr_confirm_rkey_new_rkey = -1; static int hf_smcr_confirm_rkey_virtual_address = -1; static int hf_smcr_confirm_rkey_link_number = -1; /* SMC-R Delete Rkey */ static int ett_delete_rkey_flag = -1; static int hf_smcr_delete_rkey_flags = -1; static int hf_smcr_delete_rkey_response = -1; static int hf_smcr_delete_rkey_negative_response = -1; static int hf_smcr_delete_rkey_mask = -1; static int hf_smcr_delete_rkey_deleted = -1; /* SMC-R Test Link */ static int ett_test_link_flag = -1; static int hf_smcr_test_link_flags = -1; static int hf_smcr_test_link_response = -1; /* SMC-R RMBE Control */ static int ett_rmbe_ctrl_rw_status_flag = -1; static int ett_rmbe_ctrl_peer_conn_state_flag = -1; static int hf_smcr_rmbe_ctrl_seqno = -1; static int hf_smcr_rmbe_ctrl_alert_token = -1; static int hf_smcr_rmbe_ctrl_prod_wrap_seqno = -1; static int hf_smcr_rmbe_ctrl_peer_prod_curs = -1; static int hf_smcr_rmbe_ctrl_cons_wrap_seqno = -1; static int hf_smcr_rmbe_ctrl_peer_cons_curs = -1; static int hf_smcr_rmbe_ctrl_conn_rw_status_flags = -1; static int hf_smcr_rmbe_ctrl_write_blocked = -1; static int hf_smcr_rmbe_ctrl_urgent_pending = -1; static int hf_smcr_rmbe_ctrl_urgent_present = -1; static int hf_smcr_rmbe_ctrl_cons_update_requested = -1; static int hf_smcr_rmbe_ctrl_failover_validation = -1; static int hf_smcr_rmbe_ctrl_peer_conn_state_flags = -1; static int hf_smcr_rmbe_ctrl_peer_sending_done = -1; static int hf_smcr_rmbe_ctrl_peer_closed_conn = -1; static int hf_smcr_rmbe_ctrl_peer_abnormal_close = -1; void proto_register_smcr(void); void proto_reg_handoff_smcr(void); static dissector_handle_t smcr_tcp_handle; static void disect_smcr_proposal(tvbuff_t *tvb, proto_tree *tree) { guint offset; guint16 mask_offset; guint8 ipv6_prefix_count; proto_item *proposal_flag_item; proto_tree *proposal_flag_tree; offset = CLC_MSG_START_OFFSET; proposal_flag_item = proto_tree_add_item(tree, hf_smcr_proposal_flags, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); proposal_flag_tree = proto_item_add_subtree(proposal_flag_item, ett_proposal_flag); proto_tree_add_item(proposal_flag_tree, hf_proposal_smc_version, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); offset += FLAG_BYTE_LEN; proto_tree_add_item(tree, hf_smcr_proposal_client_peer_id, tvb, offset, PEERID_LEN, ENC_BIG_ENDIAN); offset += PEERID_LEN; proto_tree_add_item(tree, hf_smcr_proposal_client_preferred_gid, tvb, offset, GID_LEN, ENC_NA); offset += GID_LEN; proto_tree_add_item(tree, hf_smcr_proposal_client_preferred_mac, tvb, offset, MAC_ADDR_LEN, ENC_NA); offset += MAC_ADDR_LEN; mask_offset = tvb_get_ntohs(tvb, offset); offset += 2 + mask_offset; proto_tree_add_item(tree, hf_smcr_proposal_outgoing_interface_subnet_mask, tvb, offset, IPV4_SUBNET_MASK_LEN, ENC_BIG_ENDIAN); offset += IPV4_SUBNET_MASK_LEN; proto_tree_add_item(tree, hf_smcr_proposal_outgoing_subnet_mask_signifcant_bits, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; /* Bump past reserved bytes */ offset += TWO_BYTE_RESERVED; ipv6_prefix_count = tvb_get_guint8(tvb, offset); offset += 2; while (ipv6_prefix_count != 0) { proto_tree_add_item(tree, hf_smcr_proposal_ipv6_prefix, tvb, offset, IPV6_PREFIX_LEN, ENC_NA); offset += IPV6_PREFIX_LEN; proto_tree_add_item(tree, hf_smcr_proposal_ipv6_prefix_length, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; ipv6_prefix_count--; } } static void disect_smcr_accept(tvbuff_t *tvb, proto_tree *tree) { guint offset; proto_item *accept_flag_item; proto_tree *accept_flag_tree; proto_item *accept_flag2_item; proto_tree *accept_flag2_tree; offset = CLC_MSG_START_OFFSET; accept_flag_item = proto_tree_add_item(tree, hf_smcr_accept_flags, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); accept_flag_tree = proto_item_add_subtree(accept_flag_item, ett_accept_flag); proto_tree_add_item(accept_flag_tree, hf_accept_smc_version, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); proto_tree_add_item(accept_flag_tree, hf_accept_first_contact, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); offset += FLAG_BYTE_LEN; proto_tree_add_item(tree, hf_smcr_accept_server_peer_id, tvb, offset, PEERID_LEN, ENC_BIG_ENDIAN); offset += PEERID_LEN; proto_tree_add_item(tree, hf_smcr_accept_server_preferred_gid, tvb, offset, GID_LEN, ENC_NA); offset += GID_LEN; proto_tree_add_item(tree, hf_smcr_accept_server_preferred_mac, tvb, offset, MAC_ADDR_LEN, ENC_NA); offset += MAC_ADDR_LEN; proto_tree_add_item(tree, hf_smcr_accept_server_qp_number, tvb, offset, QP_LEN, ENC_BIG_ENDIAN); offset += QP_LEN; proto_tree_add_item(tree, hf_smcr_accept_server_rmb_rkey, tvb, offset, RKEY_LEN, ENC_BIG_ENDIAN); offset += RKEY_LEN; proto_tree_add_item(tree, hf_smcr_accept_server_tcp_conn_index, tvb, offset, CONN_INDEX_LEN, ENC_BIG_ENDIAN); offset += CONN_INDEX_LEN; proto_tree_add_item(tree, hf_smcr_accept_server_rmb_element_alert_token, tvb, offset, ALERT_TOKEN_LEN, ENC_BIG_ENDIAN); offset += ALERT_TOKEN_LEN; accept_flag2_item = proto_tree_add_item(tree, hf_smcr_accept_flags2, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); accept_flag2_tree = proto_item_add_subtree(accept_flag2_item, ett_accept_flag2); proto_tree_add_item(accept_flag2_tree, hf_accept_rmb_buffer_size, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); proto_tree_add_item(accept_flag2_tree, hf_accept_qp_mtu_value, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); offset += FLAG_BYTE_LEN; /* Bump past reserved byte */ offset += ONE_BYTE_RESERVED; proto_tree_add_item(tree, hf_smcr_accept_server_rmb_virtual_address, tvb, offset, VIRTUAL_ADDR_LEN, ENC_BIG_ENDIAN); offset += VIRTUAL_ADDR_LEN; /* Bump past reserved byte */ offset += ONE_BYTE_RESERVED; proto_tree_add_item(tree, hf_smcr_accept_initial_psn, tvb, offset, PSN_LEN, ENC_BIG_ENDIAN); } static void disect_smcr_confirm(tvbuff_t *tvb, proto_tree *tree) { guint offset; proto_item *confirm_flag_item; proto_tree *confirm_flag_tree; proto_item *confirm_flag2_item; proto_tree *confirm_flag2_tree; offset = CLC_MSG_START_OFFSET; confirm_flag_item = proto_tree_add_item(tree, hf_smcr_confirm_flags, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); confirm_flag_tree = proto_item_add_subtree(confirm_flag_item, ett_confirm_flag); proto_tree_add_item(confirm_flag_tree, hf_confirm_smc_version, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); offset += FLAG_BYTE_LEN; proto_tree_add_item(tree, hf_smcr_confirm_client_peer_id, tvb, offset, PEERID_LEN, ENC_BIG_ENDIAN); offset += PEERID_LEN; proto_tree_add_item(tree, hf_smcr_confirm_client_gid, tvb, offset, GID_LEN, ENC_NA); offset += GID_LEN; proto_tree_add_item(tree, hf_smcr_confirm_client_mac, tvb, offset, MAC_ADDR_LEN, ENC_NA); offset += MAC_ADDR_LEN; proto_tree_add_item(tree, hf_smcr_confirm_client_qp_number, tvb, offset, QP_LEN, ENC_BIG_ENDIAN); offset += QP_LEN; proto_tree_add_item(tree, hf_smcr_confirm_client_rmb_rkey, tvb, offset, RKEY_LEN, ENC_BIG_ENDIAN); offset += RKEY_LEN; proto_tree_add_item(tree, hf_smcr_confirm_client_tcp_conn_index, tvb, offset, CONN_INDEX_LEN, ENC_BIG_ENDIAN); offset += CONN_INDEX_LEN; proto_tree_add_item(tree, hf_smcr_confirm_client_rmb_element_alert_token, tvb, offset, ALERT_TOKEN_LEN, ENC_BIG_ENDIAN); offset += ALERT_TOKEN_LEN; confirm_flag2_item = proto_tree_add_item(tree, hf_smcr_confirm_flags2, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); confirm_flag2_tree = proto_item_add_subtree(confirm_flag2_item, ett_confirm_flag2); proto_tree_add_item(confirm_flag2_tree, hf_confirm_rmb_buffer_size, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); proto_tree_add_item(confirm_flag2_tree, hf_confirm_qp_mtu_value, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); offset += FLAG_BYTE_LEN; /* Bump past reserved byte */ offset += ONE_BYTE_RESERVED; proto_tree_add_item(tree, hf_smcr_confirm_client_rmb_virtual_address, tvb, offset, VIRTUAL_ADDR_LEN, ENC_BIG_ENDIAN); offset += VIRTUAL_ADDR_LEN; /* Bump past reserved byte */ offset += ONE_BYTE_RESERVED; proto_tree_add_item(tree, hf_smcr_confirm_initial_psn, tvb, offset, PSN_LEN, ENC_BIG_ENDIAN); } static void disect_smcr_decline(tvbuff_t *tvb, proto_tree *tree) { guint offset; offset = CLC_MSG_START_OFFSET; proto_tree_add_item(tree, hf_smcr_decline_flags, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); offset += FLAG_BYTE_LEN; proto_tree_add_item(tree, hf_smcr_decline_peer_id, tvb, offset, PEERID_LEN, ENC_BIG_ENDIAN); offset += PEERID_LEN; proto_tree_add_item(tree, hf_smcr_decline_diag_info, tvb, offset, 4, ENC_BIG_ENDIAN); } static void disect_smcr_confirm_link(tvbuff_t *tvb, proto_tree *tree) { guint offset; proto_item *confirm_flag_item; proto_tree *confirm_flag_tree; offset = LLC_MSG_START_OFFSET; confirm_flag_item = proto_tree_add_item(tree, hf_smcr_confirm_link_flags, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); confirm_flag_tree = proto_item_add_subtree(confirm_flag_item, ett_confirm_link_flag); proto_tree_add_item(confirm_flag_tree, hf_smcr_confirm_link_response, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); offset += FLAG_BYTE_LEN; proto_tree_add_item(tree, hf_smcr_confirm_link_mac, tvb, offset, MAC_ADDR_LEN, ENC_NA); offset += MAC_ADDR_LEN; proto_tree_add_item(tree, hf_smcr_confirm_link_gid, tvb, offset, GID_LEN, ENC_NA); offset += GID_LEN; proto_tree_add_item(tree, hf_smcr_confirm_link_qp_number, tvb, offset, QP_LEN, ENC_BIG_ENDIAN); offset += QP_LEN; proto_tree_add_item(tree, hf_smcr_confirm_link_number, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(tree, hf_smcr_confirm_link_userid, tvb, offset, 4, ENC_BIG_ENDIAN); offset += 4; proto_tree_add_item(tree, hf_smcr_confirm_link_max_links, tvb, offset, 1, ENC_BIG_ENDIAN); } static void disect_smcr_add_link(tvbuff_t *tvb, proto_tree *tree) { guint offset; proto_item *add_link_flag_item; proto_tree *add_link_flag_tree; proto_item *add_link_flag2_item; proto_tree *add_link_flag2_tree; offset = LLC_MSG_START_OFFSET; add_link_flag_item = proto_tree_add_item(tree, hf_smcr_add_link_flags, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); add_link_flag_tree = proto_item_add_subtree(add_link_flag_item, ett_add_link_flag); proto_tree_add_item(add_link_flag_tree, hf_smcr_add_link_response, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); proto_tree_add_item(add_link_flag_tree, hf_smcr_add_link_response_rejected, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); offset += FLAG_BYTE_LEN; proto_tree_add_item(tree, hf_smcr_add_link_mac, tvb, offset, MAC_ADDR_LEN, ENC_NA); offset += MAC_ADDR_LEN; /* Bump past reserved bytes */ offset += TWO_BYTE_RESERVED; proto_tree_add_item(tree, hf_smcr_add_link_gid, tvb, offset, GID_LEN, ENC_NA); offset += GID_LEN; proto_tree_add_item(tree, hf_smcr_add_link_qp_number, tvb, offset, QP_LEN, ENC_BIG_ENDIAN); offset += QP_LEN; proto_tree_add_item(tree, hf_smcr_add_link_number, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; add_link_flag2_item = proto_tree_add_item(tree, hf_smcr_add_link_flags2, tvb, offset, 1, ENC_BIG_ENDIAN); add_link_flag2_tree = proto_item_add_subtree(add_link_flag2_item, ett_add_link_flag2); proto_tree_add_item(add_link_flag2_tree, hf_smcr_add_link_qp_mtu_value, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(tree, hf_smcr_add_link_initial_psn, tvb, offset, PSN_LEN, ENC_BIG_ENDIAN); } static void disect_smcr_add_continuation(tvbuff_t *tvb, proto_tree *tree) { guint offset; guint8 num_of_keys; proto_item *add_link_flag_item; proto_tree *add_link_flag_tree; offset = LLC_MSG_START_OFFSET; add_link_flag_item = proto_tree_add_item(tree, hf_smcr_add_link_cont_flags, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); add_link_flag_tree = proto_item_add_subtree(add_link_flag_item, ett_add_link_cont_flag); proto_tree_add_item(add_link_flag_tree, hf_smcr_add_link_cont_response, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); offset += FLAG_BYTE_LEN; proto_tree_add_item(tree, hf_smcr_add_link_cont_link_number, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(tree, hf_smcr_add_link_cont_number_of_rkeys, tvb, offset, 1, ENC_BIG_ENDIAN); num_of_keys = tvb_get_guint8(tvb,offset); offset += 1; if (num_of_keys >= 1) { proto_tree_add_item(tree, hf_smcr_add_link_cont_p1_rkey, tvb, offset, RKEY_LEN, ENC_BIG_ENDIAN); offset += RKEY_LEN; proto_tree_add_item(tree, hf_smcr_add_link_cont_p1_rkey2, tvb, offset, RKEY_LEN, ENC_BIG_ENDIAN); offset += RKEY_LEN; proto_tree_add_item(tree, hf_smcr_add_link_cont_p1_virt_addr, tvb, offset, VIRTUAL_ADDR_LEN, ENC_BIG_ENDIAN); if (num_of_keys >= 2) { offset += VIRTUAL_ADDR_LEN; proto_tree_add_item(tree, hf_smcr_add_link_cont_p2_rkey, tvb, offset, RKEY_LEN, ENC_BIG_ENDIAN); offset += RKEY_LEN; proto_tree_add_item(tree, hf_smcr_add_link_cont_p2_rkey2, tvb, offset, RKEY_LEN, ENC_BIG_ENDIAN); offset += RKEY_LEN; proto_tree_add_item(tree, hf_smcr_add_link_cont_p2_virt_addr, tvb, offset, VIRTUAL_ADDR_LEN, ENC_BIG_ENDIAN); } } } static void disect_smcr_delete_link(tvbuff_t *tvb, proto_tree *tree) { guint offset; proto_item *delete_link_flag_item; proto_tree *delete_link_flag_tree; offset = LLC_MSG_START_OFFSET; delete_link_flag_item = proto_tree_add_item(tree, hf_smcr_delete_link_flags, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); delete_link_flag_tree = proto_item_add_subtree(delete_link_flag_item, ett_delete_link_flag); proto_tree_add_item(delete_link_flag_tree, hf_smcr_delete_link_response, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); proto_tree_add_item(delete_link_flag_tree, hf_smcr_delete_link_all, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); proto_tree_add_item(delete_link_flag_tree, hf_smcr_delete_link_orderly, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); offset += FLAG_BYTE_LEN; proto_tree_add_item(tree, hf_smcr_delete_link_number, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(tree, hf_smcr_delete_link_reason_code, tvb, offset, 4, ENC_BIG_ENDIAN); } static void disect_smcr_confirm_rkey(tvbuff_t *tvb, proto_tree *tree) { guint offset; guint8 num_entries; proto_item *confirm_rkey_flag_item; proto_tree *confirm_rkey_flag_tree; offset = LLC_MSG_START_OFFSET; confirm_rkey_flag_item = proto_tree_add_item(tree, hf_smcr_confirm_rkey_flags, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); confirm_rkey_flag_tree = proto_item_add_subtree(confirm_rkey_flag_item, ett_confirm_rkey_flag); proto_tree_add_item(confirm_rkey_flag_tree, hf_smcr_confirm_rkey_response, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); proto_tree_add_item(confirm_rkey_flag_tree, hf_smcr_confirm_rkey_negative_response, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); proto_tree_add_item(confirm_rkey_flag_tree, hf_smcr_confirm_rkey_retry_rkey_set, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); offset += FLAG_BYTE_LEN; proto_tree_add_item(tree, hf_smcr_confirm_rkey_number, tvb, offset, 1, ENC_BIG_ENDIAN); num_entries = tvb_get_guint8(tvb,offset); if (num_entries > 2) num_entries = 2; offset += 1; proto_tree_add_item(tree, hf_smcr_confirm_rkey_new_rkey, tvb, offset, RKEY_LEN, ENC_BIG_ENDIAN); offset += RKEY_LEN; proto_tree_add_item(tree, hf_smcr_confirm_rkey_virtual_address, tvb, offset, VIRTUAL_ADDR_LEN, ENC_BIG_ENDIAN); for (; num_entries > 0; num_entries--) { offset += VIRTUAL_ADDR_LEN; proto_tree_add_item(tree, hf_smcr_confirm_rkey_link_number, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(tree, hf_smcr_confirm_rkey_new_rkey, tvb, offset, RKEY_LEN, ENC_BIG_ENDIAN); offset += RKEY_LEN; proto_tree_add_item(tree, hf_smcr_confirm_rkey_virtual_address, tvb, offset, VIRTUAL_ADDR_LEN, ENC_BIG_ENDIAN); } } static void disect_smcr_confirm_rkey_cont(tvbuff_t *tvb, proto_tree *tree) { guint offset; proto_item *confirm_rkey_flag_item; proto_tree *confirm_rkey_flag_tree; guint8 num_entries; offset = LLC_MSG_START_OFFSET; confirm_rkey_flag_item = proto_tree_add_item(tree, hf_smcr_confirm_rkey_flags, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); confirm_rkey_flag_tree = proto_item_add_subtree(confirm_rkey_flag_item, ett_confirm_rkey_flag); proto_tree_add_item(confirm_rkey_flag_tree, hf_smcr_confirm_rkey_response, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); proto_tree_add_item(confirm_rkey_flag_tree, hf_smcr_confirm_rkey_negative_response, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); proto_tree_add_item(confirm_rkey_flag_tree, hf_smcr_confirm_rkey_retry_rkey_set, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); offset += FLAG_BYTE_LEN; proto_tree_add_item(tree, hf_smcr_confirm_rkey_number, tvb, offset, 1, ENC_BIG_ENDIAN); num_entries = tvb_get_guint8(tvb,offset); if (num_entries > 3) num_entries = 3; offset += 1; for (; num_entries > 0; num_entries--) { proto_tree_add_item(tree, hf_smcr_confirm_rkey_link_number, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; proto_tree_add_item(tree, hf_smcr_confirm_rkey_new_rkey, tvb, offset, RKEY_LEN, ENC_BIG_ENDIAN); offset += RKEY_LEN; proto_tree_add_item(tree, hf_smcr_confirm_rkey_virtual_address, tvb, offset, VIRTUAL_ADDR_LEN, ENC_BIG_ENDIAN); offset += VIRTUAL_ADDR_LEN; } } static void disect_smcr_delete_rkey(tvbuff_t *tvb, proto_tree *tree) { guint offset; guint8 count; proto_item *delete_rkey_flag_item; proto_tree *delete_rkey_flag_tree; offset = LLC_MSG_START_OFFSET; delete_rkey_flag_item = proto_tree_add_item(tree, hf_smcr_delete_rkey_flags, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); delete_rkey_flag_tree = proto_item_add_subtree(delete_rkey_flag_item, ett_delete_rkey_flag); proto_tree_add_item(delete_rkey_flag_tree, hf_smcr_delete_rkey_response, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); proto_tree_add_item(delete_rkey_flag_tree, hf_smcr_delete_rkey_negative_response, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); offset += FLAG_BYTE_LEN; proto_tree_add_item(tree, hf_smcr_delete_rkey_mask, tvb, offset, 1, ENC_BIG_ENDIAN); offset += 1; for (count=0; count < 8; count++) { proto_tree_add_item(tree, hf_smcr_delete_rkey_deleted, tvb, offset, RKEY_LEN, ENC_BIG_ENDIAN); offset += RKEY_LEN; } } static void disect_smcr_test_link(tvbuff_t *tvb, proto_tree *tree) { guint offset; proto_item *test_link_flag_item; proto_tree *test_link_flag_tree; offset = LLC_MSG_START_OFFSET; test_link_flag_item = proto_tree_add_item(tree, hf_smcr_test_link_flags, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); test_link_flag_tree = proto_item_add_subtree(test_link_flag_item, ett_test_link_flag); proto_tree_add_item(test_link_flag_tree, hf_smcr_test_link_response, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); } static void disect_smcr_rmbe_ctrl(tvbuff_t *tvb, proto_tree *tree) { gint offset; proto_item *rmbe_ctrl_rw_status_flag_item; proto_tree *rmbe_ctrl_rw_status_flag_tree; proto_item *rmbe_ctrl_peer_conn_state_flag_item; proto_tree *rmbe_ctrl_peer_conn_state_flag_tree; offset = RMBE_CTRL_START_OFFSET; proto_tree_add_item(tree, hf_smcr_rmbe_ctrl_seqno, tvb, offset, SEQNO_LEN, ENC_BIG_ENDIAN); offset += SEQNO_LEN; proto_tree_add_item(tree, hf_smcr_rmbe_ctrl_alert_token, tvb, offset, ALERT_TOKEN_LEN, ENC_BIG_ENDIAN); offset += ALERT_TOKEN_LEN; offset += TWO_BYTE_RESERVED; proto_tree_add_item(tree, hf_smcr_rmbe_ctrl_prod_wrap_seqno, tvb, offset, SEQNO_LEN, ENC_BIG_ENDIAN); offset += SEQNO_LEN; proto_tree_add_item(tree, hf_smcr_rmbe_ctrl_peer_prod_curs, tvb, offset, CURSOR_LEN, ENC_BIG_ENDIAN); offset += CURSOR_LEN; /* Bump past reserved bytes */ offset += TWO_BYTE_RESERVED; proto_tree_add_item(tree, hf_smcr_rmbe_ctrl_cons_wrap_seqno, tvb, offset, SEQNO_LEN, ENC_BIG_ENDIAN); offset += SEQNO_LEN; proto_tree_add_item(tree, hf_smcr_rmbe_ctrl_peer_cons_curs, tvb, offset, CURSOR_LEN, ENC_BIG_ENDIAN); offset += CURSOR_LEN; rmbe_ctrl_rw_status_flag_item = proto_tree_add_item(tree, hf_smcr_rmbe_ctrl_conn_rw_status_flags, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); rmbe_ctrl_rw_status_flag_tree = proto_item_add_subtree(rmbe_ctrl_rw_status_flag_item, ett_rmbe_ctrl_rw_status_flag); proto_tree_add_item(rmbe_ctrl_rw_status_flag_tree, hf_smcr_rmbe_ctrl_write_blocked, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); proto_tree_add_item(rmbe_ctrl_rw_status_flag_tree, hf_smcr_rmbe_ctrl_urgent_pending, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); proto_tree_add_item(rmbe_ctrl_rw_status_flag_tree, hf_smcr_rmbe_ctrl_urgent_present, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); proto_tree_add_item(rmbe_ctrl_rw_status_flag_tree, hf_smcr_rmbe_ctrl_cons_update_requested, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); proto_tree_add_item(rmbe_ctrl_rw_status_flag_tree, hf_smcr_rmbe_ctrl_failover_validation, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); offset += FLAG_BYTE_LEN; rmbe_ctrl_peer_conn_state_flag_item = proto_tree_add_item(tree, hf_smcr_rmbe_ctrl_peer_conn_state_flags, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); rmbe_ctrl_peer_conn_state_flag_tree = proto_item_add_subtree(rmbe_ctrl_peer_conn_state_flag_item, ett_rmbe_ctrl_peer_conn_state_flag); proto_tree_add_item(rmbe_ctrl_peer_conn_state_flag_tree, hf_smcr_rmbe_ctrl_peer_sending_done, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); proto_tree_add_item(rmbe_ctrl_peer_conn_state_flag_tree, hf_smcr_rmbe_ctrl_peer_closed_conn, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); proto_tree_add_item(rmbe_ctrl_peer_conn_state_flag_tree, hf_smcr_rmbe_ctrl_peer_abnormal_close, tvb, offset, FLAG_BYTE_LEN, ENC_BIG_ENDIAN); } static int dissect_smcr_tcp_pdu(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data _U_) { gint offset; guint16 msg_len; clc_message clc_msgid; proto_item *ti; proto_tree *smcr_tree; col_set_str(pinfo->cinfo, COL_PROTOCOL, "SMC-R"); msg_len = tvb_get_ntohs(tvb, CLC_MSG_LEN_OFFSET); offset = 4; clc_msgid = (clc_message) tvb_get_guint8(tvb, offset); col_prepend_fstr(pinfo->cinfo, COL_INFO, "[SMC-R-%s],", val_to_str_const((guint32)clc_msgid, smcr_clc_message_txt, "Unknown Command")); if ((clc_msgid == SMC_CLC_ACCEPT) || (clc_msgid == SMC_CLC_CONFIRMATION)) { col_append_fstr(pinfo->cinfo, COL_INFO, " QP=0x%06x", tvb_get_ntoh24(tvb, ACCEPT_CONFIRM_QP_OFFSET)); } if (!tree) return tvb_reported_length(tvb); ti = proto_tree_add_item(tree, proto_smcr, tvb, 0, msg_len, ENC_NA); smcr_tree = proto_item_add_subtree(ti, ett_smcr); proto_tree_add_item(smcr_tree, hf_smcr_clc_msg, tvb, offset, 1, ENC_BIG_ENDIAN); switch (clc_msgid) { case SMC_CLC_PROPOSAL: disect_smcr_proposal(tvb, smcr_tree); break; case SMC_CLC_ACCEPT: disect_smcr_accept(tvb, smcr_tree); break; case SMC_CLC_CONFIRMATION: disect_smcr_confirm(tvb, smcr_tree); break; case SMC_CLC_DECLINE: disect_smcr_decline(tvb, smcr_tree); break; default: /* Unknown Command */ break; } return tvb_reported_length(tvb); } static int dissect_smcr_infiniband(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data _U_) { guint16 msg_len; llc_message llc_msgid; proto_item *ti; proto_tree *smcr_tree; msg_len = tvb_get_guint8(tvb, LLC_LEN_OFFSET); col_set_str(pinfo->cinfo, COL_PROTOCOL, "SMC-R"); llc_msgid = (llc_message) tvb_get_guint8(tvb, LLC_CMD_OFFSET); col_append_str(pinfo->cinfo, COL_INFO, "[SMC-R] "); col_append_str(pinfo->cinfo, COL_INFO, val_to_str_const((guint32)llc_msgid, smcr_llc_message_txt, "Unknown Command")); if ((llc_msgid != RMBE_CTRL) && (tvb_get_guint8(tvb, LLC_CMD_RSP_OFFSET) & LLC_FLAG_RESP)) col_append_str(pinfo->cinfo, COL_INFO, "(Resp)"); ti = proto_tree_add_item(tree, proto_smcr, tvb, 0, msg_len, ENC_NA); smcr_tree = proto_item_add_subtree(ti, ett_smcr); proto_tree_add_item(smcr_tree, hf_smcr_llc_msg, tvb, 0, 1, ENC_BIG_ENDIAN); switch (llc_msgid) { case LLC_CONFIRM_LINK: disect_smcr_confirm_link(tvb, smcr_tree); break; case LLC_ADD_LINK: disect_smcr_add_link(tvb, smcr_tree); break; case LLC_ADD_LINK_CONT: disect_smcr_add_continuation(tvb, smcr_tree); break; case LLC_DEL_LINK: disect_smcr_delete_link(tvb, smcr_tree); break; case LLC_CONFIRM_RKEY: disect_smcr_confirm_rkey(tvb, smcr_tree); break; case LLC_CONFIRM_RKEY_CONT: disect_smcr_confirm_rkey_cont(tvb, smcr_tree); break; case LLC_DELETE_RKEY: disect_smcr_delete_rkey(tvb, smcr_tree); break; case LLC_TEST_LINK: disect_smcr_test_link(tvb, smcr_tree); break; case RMBE_CTRL: disect_smcr_rmbe_ctrl(tvb, smcr_tree); break; default: /* Unknown Command */ break; } return tvb_captured_length(tvb); } static guint get_smcr_pdu_length(packet_info *pinfo _U_, tvbuff_t *tvb, int offset, void *data _U_) { guint32 length; length = tvb_get_ntohs(tvb, offset+CLC_MSG_LEN_OFFSET); return length; } static int dissect_smcr_tcp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data) { tcp_dissect_pdus(tvb, pinfo, tree, TRUE, SMCR_TCP_MIN_HEADER_LENGTH, get_smcr_pdu_length, dissect_smcr_tcp_pdu, data); return tvb_reported_length(tvb); } static gboolean dissect_smcr_tcp_heur(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data) { if (tvb_captured_length(tvb) < 4) { return FALSE; } if (tvb_get_ntohl(tvb, CLC_MSG_BYTE_0) != SMCR_CLC_ID) return FALSE; dissect_smcr_tcp(tvb, pinfo, tree, data); return TRUE; } static gboolean dissect_smcr_infiniband_heur(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data _U_) { guint16 msg_len; llc_message msg_byte0; guint8 msg_byte1; if (tvb_captured_length_remaining(tvb, SMCR_MSG_BYTE_0) < 2) /* need at least 2 bytes */ return FALSE; /* Grab the first two bytes of the message, as they are needed */ /* for validity checking of both CLC and LLC messages */ msg_byte0 = (llc_message) tvb_get_guint8(tvb,CLC_MSG_BYTE_0); msg_byte1 = tvb_get_guint8(tvb,CLC_MSG_BYTE_1); /* Check for possible LLC Messages */ if (!((msg_byte1 == LLC_MSG_LENGTH) && (((msg_byte0 >= LLC_CONFIRM_LINK) && (msg_byte0 <= LLC_DELETE_RKEY)) || (msg_byte0 == LLC_RMBE_CTRL)))) return FALSE; msg_len = tvb_get_guint8(tvb, LLC_LEN_OFFSET); if (msg_len != tvb_reported_length_remaining(tvb, LLC_CMD_OFFSET)) return FALSE; dissect_smcr_infiniband(tvb, pinfo, tree, data); return TRUE; } void proto_register_smcr(void) { /* Setup list of header fields */ static hf_register_info hf[] = { { &hf_smcr_clc_msg, { "CLC Message", "smcr.clc_msg", FT_UINT8, BASE_DEC, VALS(smcr_clc_message_txt), 0x0, NULL, HFILL}}, { &hf_smcr_llc_msg, { "LLC Message", "smcr.llc_msg", FT_UINT8, BASE_DEC, VALS(smcr_llc_message_txt), 0x0, NULL, HFILL}}, { &hf_proposal_smc_version, { "SMC Version", "smcr.proposal.smc.version", FT_UINT8, BASE_DEC, NULL, 0xF0, NULL, HFILL}}, { &hf_accept_smc_version, { "SMC Version", "smcr.proposal.smc.version", FT_UINT8, BASE_DEC, NULL, 0xF0, NULL, HFILL}}, { &hf_accept_first_contact, { "First Contact", "smcr.proposal.first.contact", FT_BOOLEAN, 8, NULL, 0x08, NULL, HFILL}}, { &hf_confirm_smc_version, { "SMC Version", "smcr.proposal.smc.version", FT_UINT8, BASE_DEC, NULL, 0xF0, NULL, HFILL}}, { &hf_accept_rmb_buffer_size, { "Server RMB Buffers Size (Compressed Notation)", "smcr.accept.rmb.buffer.size", FT_UINT8, BASE_DEC, NULL, 0xF0, NULL, HFILL}}, { &hf_accept_qp_mtu_value, { "QP MTU Value (enumerated value)", "smcr.accept.qp.mtu.value", FT_UINT8, BASE_DEC, NULL, 0x0F, NULL, HFILL}}, { &hf_confirm_rmb_buffer_size, { "Client RMB Buffers Size (Compressed Notation)", "smcr.confirm.rmb.buffer.size", FT_UINT8, BASE_DEC, NULL, 0xF0, NULL, HFILL}}, { &hf_confirm_qp_mtu_value, { "QP MTU Value (enumerated value)", "smcr.confirm.qp.mtu.value", FT_UINT8, BASE_DEC, NULL, 0x0F, NULL, HFILL}}, { &hf_smcr_proposal_flags, { "Flags", "smcr.proposal.flags", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_accept_flags, { "Flags", "smcr.accept.flags", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_accept_flags2, { "Flags 2", "smcr.accept.flags.2", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_confirm_flags, { "Flags", "smcr.confirm.flags", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_decline_flags, { "Flags", "smcr.decline.flags", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_confirm_flags2, { "Flags 2", "smcr.confirm.flags.2", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_proposal_client_peer_id, { "Sender (Client) Peer ID", "smcr.proposal.sender.client.peer.id", FT_UINT64, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_proposal_client_preferred_gid, { "Client Preferred GID", "smcr.proposal.client.preferred.gid", FT_IPv6, BASE_NONE, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_proposal_client_preferred_mac, { "Client Preferred MAC Address", "smcr.proposal.client.preferred.mac", FT_ETHER, BASE_NONE, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_accept_server_peer_id, { "Sender (Server) Peer ID", "smcr.accept.sender.server.peer.id", FT_UINT64, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_accept_server_preferred_gid, { "Server Preferred GID", "smcr.accept.server.preferred.gid", FT_IPv6, BASE_NONE, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_accept_server_preferred_mac, { "Server Preferred MAC Address", "smcr.accept.server.preferred.mac", FT_ETHER, BASE_NONE, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_proposal_outgoing_interface_subnet_mask, { "Outgoing Interface Subnet Mask", "smcr.outgoing.interface.subnet.mask", FT_IPv4, BASE_NETMASK, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_proposal_outgoing_subnet_mask_signifcant_bits, { "Outgoing Interface Subnet Mask Number of Significant Bits", "smcr.outgoing.interface.subnet.mask.number.of.significant.bits", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_proposal_ipv6_prefix, { "IPv6 Prefix Value","smcr.proposal.ipv6.prefix.value", FT_IPv6, BASE_NONE, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_proposal_ipv6_prefix_length, { "IPv6 Prefix Length", "smcr.proposal.ipv6.prefix.length", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_accept_server_qp_number, { "Server QP Number","smcr.accept.server.qp.number", FT_UINT24, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_accept_server_rmb_rkey, { "Server RMB Rkey","smcr.accept.server.rmb.rkey", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_accept_server_tcp_conn_index, { "Server TCP Connection Index", "smcr.accept.server.tcp.conn.index", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_accept_server_rmb_element_alert_token, { "Server RMB Element Alert Token", "smcr.accept.server.rmb.element.alert.token", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_accept_server_rmb_virtual_address, { "Server's RMB Virtual Address", "smcr.accept.server.rmb.virtual.address", FT_UINT64, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_accept_initial_psn, { "Initial PSN","smcr.accept.initial.psn", FT_UINT24, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_confirm_client_peer_id, { "Sender (Client) Peer ID", "smcr.confirm.sender.client.peer.id", FT_UINT64, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_confirm_client_gid, { "Client GID", "smcr.client.gid", FT_IPv6, BASE_NONE, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_confirm_client_mac, { "Client MAC Address", "smcr.confirm.client.mac", FT_ETHER, BASE_NONE, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_confirm_client_qp_number, { "Client QP Number","smcr.confirm.client.qp.number", FT_UINT24, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_confirm_client_rmb_rkey, { "Client RMB Rkey","smcr.confirm.client.rmb.rkey", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_confirm_client_tcp_conn_index, { "Client TCP Connection Index", "smcr.confirm.client.tcp.conn.index", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_confirm_client_rmb_element_alert_token, { "Client RMB Element Alert Token", "smcr.client.rmb.element.alert.token", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_confirm_client_rmb_virtual_address, { "Client's RMB Virtual Address", "smcr.client.rmb.virtual.address", FT_UINT64, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_confirm_initial_psn, { "Initial PSN","smcr.initial.psn", FT_UINT24, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_decline_peer_id, { "Sender Peer ID", "smcr.sender.peer.id", FT_UINT64, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_decline_diag_info, { "Peer Diagnosis Information", "smcr.peer.diag.info", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_confirm_link_gid, { "Sender GID", "smcr.sender.gid", FT_IPv6, BASE_NONE, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_confirm_link_mac, { "Sender MAC Address", "smcr.confirm.link.sender.mac", FT_ETHER, BASE_NONE, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_confirm_link_qp_number, { "Sender QP Number","smcr.confirm.link.sender.qp.number", FT_UINT24, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_confirm_link_number, { "Link Number", "smcr.confirm.link.number", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_confirm_link_userid, { "Sender Link User ID", "smcr.confirm.link.sender.link.userid", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_confirm_link_max_links, { "Max Links","smcr.confirm.link.max.links", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_confirm_link_flags, { "Flags", "smcr.confirm.link.flags", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_confirm_link_response, { "Response", "smcr.confirm.link.response", FT_BOOLEAN, 8, NULL, 0x80, NULL, HFILL}}, { &hf_smcr_add_link_gid, { "Sender GID", "smcr.add.link.sender.gid", FT_IPv6, BASE_NONE, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_add_link_mac, { "Sender MAC Address", "smcr.add.link.sender.mac", FT_ETHER, BASE_NONE, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_add_link_qp_number, { "Sender QP Number","smcr.add.link.sender.qp.number", FT_UINT24, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_add_link_number, { "Link Number", "smcr.add.link.link.number", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_add_link_initial_psn, { "Initial PSN", "smcr.add.link.initial.psn", FT_UINT24, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_add_link_flags, { "Flags", "smcr.add.link.flags", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_add_link_response, { "Add Link Response", "smcr.add.link.response", FT_BOOLEAN, 8, NULL, 0x80, NULL, HFILL}}, { &hf_smcr_add_link_response_rejected, { "Add Link Rejected", "smcr.add.link.response.rejected", FT_BOOLEAN, 8, NULL, 0x40, NULL, HFILL}}, { &hf_smcr_add_link_flags2, { "Flags", "smcr.add.link.flags2", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL }}, { &hf_smcr_add_link_qp_mtu_value, { "QP MTU Value", "smcr.add.link.qp.mtu.value", FT_UINT8, BASE_HEX, NULL, 0x0F, NULL, HFILL}}, { &hf_smcr_add_link_cont_flags, { "Flags", "smcr.add.link.cont.flags", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_add_link_cont_response, { "Response", "smcr.add.link.cont.response", FT_BOOLEAN, 8, NULL, 0x80, NULL, HFILL}}, { &hf_smcr_add_link_cont_link_number, { "Link Number", "smcr.add.link.cont.link.number", FT_UINT8, BASE_HEX, NULL, 0x00, NULL, HFILL}}, { &hf_smcr_add_link_cont_number_of_rkeys, { "Number of Rkeys", "smcr.add.link.cont.rkey.number", FT_UINT8, BASE_HEX, NULL, 0x00, NULL, HFILL}}, { &hf_smcr_add_link_cont_p1_rkey, { "RMB RToken Pair 1 - Rkey as known on this SMC Link", "smcr.add.link.cont.rmb.RTok1.Rkey1", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_add_link_cont_p1_rkey2, { "RMB RToken Pair 1 - Equivalent Rkey for the new SMC Link", "smcr.add.link.cont.rmb.RTok1.Rkey2", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_add_link_cont_p1_virt_addr, { "RMB RToken Pair 1 Virtual Address for the new SMC Link", "smcr.add.link.cont.rmb.RTok1.virt", FT_UINT64, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_add_link_cont_p2_rkey, { "RMB RToken Pair 2 - Rkey as known on this SMC Link", "smcr.add.link.cont.rmb.RTok2.Rkey1", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_add_link_cont_p2_rkey2, { "RMB RToken Pair 2 - Equivalent Rkey for the new SMC Link", "smcr.add.link.cont.rmb.RTok2.Rkey2", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_add_link_cont_p2_virt_addr, { "RMB RToken Pair 2 Virtual Address for the new SMC Link", "smcr.add.link.cont.rmb.RTok1.virt", FT_UINT64, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_delete_link_flags, { "Flags", "smcr.delete.link.flags", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_delete_link_response, { "Response", "smcr.delete.link.response", FT_BOOLEAN, 8, NULL, 0x80, NULL, HFILL}}, { &hf_smcr_delete_link_all, { "Terminate All Links In The Link Group", "smcr.delete.link.all", FT_BOOLEAN, 8, NULL, 0x40, NULL, HFILL}}, { &hf_smcr_delete_link_orderly, { "Terminate Links Orderly", "smcr.delete.link.orderly", FT_BOOLEAN, 8, NULL, 0x20, NULL, HFILL}}, { &hf_smcr_delete_link_number, { "Link Number For The Failed Link", "smcr.delete.link.number", FT_UINT8, BASE_HEX, NULL, 0x00, NULL, HFILL}}, { &hf_smcr_delete_link_reason_code, { "Reason Code", "smcr.delete.link.reason.code", FT_UINT32, BASE_HEX, NULL, 0x00, NULL, HFILL}}, { &hf_smcr_confirm_rkey_flags, { "Flags", "smcr.confirm.rkey.flags", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_confirm_rkey_response, { "Response", "smcr.confirm.rkey.response", FT_BOOLEAN, 8, NULL, 0x80, NULL, HFILL}}, { &hf_smcr_confirm_rkey_negative_response, { "Negative Response", "smcr.confirm.rkey.negative.response", FT_BOOLEAN, 8, NULL, 0x20, NULL, HFILL}}, { &hf_smcr_confirm_rkey_retry_rkey_set, { "Retry Rkey Set", "smcr.confirm.rkey.retry.rkey.set", FT_BOOLEAN, 8, NULL, 0x10, NULL, HFILL}}, { &hf_smcr_confirm_rkey_number, { "Number of other QP", "smcr.confirm.rkey.number.qp", FT_UINT8, BASE_HEX, NULL, 0x00, NULL, HFILL}}, { &hf_smcr_confirm_rkey_new_rkey, { "New Rkey for this link","smcr.confirm.rkey.new.rkey", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_confirm_rkey_virtual_address, { "New RMB virtual address for this link", "smcr.confirm.rkey.new.virt", FT_UINT64, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_confirm_rkey_link_number, { "Link Number", "smcr.confirm.rkey.link.number", FT_UINT8, BASE_HEX, NULL, 0x00, NULL, HFILL}}, { &hf_smcr_delete_rkey_flags, { "Flags", "smcr.delete.rkey.flags", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_delete_rkey_response, { "Response", "smcr.delete.rkey.response", FT_BOOLEAN, 8, NULL, 0x80, NULL, HFILL}}, { &hf_smcr_delete_rkey_negative_response, { "Negative Response", "smcr.delete.rkey.negative.response", FT_BOOLEAN, 8, NULL, 0x20, NULL, HFILL}}, { &hf_smcr_delete_rkey_mask, { "Error Mask", "smcr.delete.rkey.error.mask", FT_UINT8, BASE_HEX, NULL, 0x00, NULL, HFILL}}, { &hf_smcr_delete_rkey_deleted, { "RMB Rkey to be deleted", "smcr.delete.rkey.deleted", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_test_link_flags, { "Flags", "smcr.test.link.flags", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_test_link_response, { "Response", "smcr.test.link.response", FT_BOOLEAN, 8, NULL, 0x80, NULL, HFILL}}, { &hf_smcr_rmbe_ctrl_seqno, { "Sequence Number", "smcr.rmbe.ctrl.seqno", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_rmbe_ctrl_alert_token, { "Alert Token", "smcr.rmbe.ctrl.alert.token", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_rmbe_ctrl_prod_wrap_seqno, { "Producer window wrap sequence number", "smcr.rmbe.ctrl.prod.wrap.seq", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_rmbe_ctrl_peer_prod_curs, { "Peer Producer Cursor", "smcr.rmbe.ctrl.peer.prod.curs", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL }}, { &hf_smcr_rmbe_ctrl_cons_wrap_seqno, { "Consumer window wrap sequence number", "smcr.rmbe.ctrl.prod.wrap.seq", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_rmbe_ctrl_peer_cons_curs, { "Peer Consumer Cursor", "smcr.rmbe.ctrl.peer.prod.curs", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_rmbe_ctrl_conn_rw_status_flags, { "Connection read/write status flags", "smcr.rmbe.ctrl.conn.rw.status.flags", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_rmbe_ctrl_write_blocked, { "Write Blocked", "smcr.rmbe.ctrl.write.blocked", FT_BOOLEAN, 8, NULL, 0x80, NULL, HFILL}}, { &hf_smcr_rmbe_ctrl_urgent_pending, { "Urgent Data Pending", "smcr.rmbe.ctrl.urgent.pending", FT_BOOLEAN, 8, NULL, 0x40, NULL, HFILL}}, { &hf_smcr_rmbe_ctrl_urgent_present, { "Urgent Data Present", "smcr.rmbe.ctrl.urgent.present", FT_BOOLEAN, 8, NULL, 0x20, NULL, HFILL}}, { &hf_smcr_rmbe_ctrl_cons_update_requested, { "Consumer Cursor Update Requested", "smcr.rmbe.ctrl.cons.update.requested", FT_BOOLEAN, 8, NULL, 0x10, NULL, HFILL}}, { &hf_smcr_rmbe_ctrl_failover_validation, { "Failover Validation Indicator", "smcr.rmbe.ctrl.failover.validation", FT_BOOLEAN, 8, NULL, 0x08, NULL, HFILL}}, { &hf_smcr_rmbe_ctrl_peer_conn_state_flags, { "Peer Connection State Flags", "smcr.rmbe.ctrl.peer.conn.state.flags", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_smcr_rmbe_ctrl_peer_sending_done, { "Peer Sending Done", "smcr.rmbe.ctrl.peer.sending.done", FT_BOOLEAN, 8, NULL, 0x80, NULL, HFILL}}, { &hf_smcr_rmbe_ctrl_peer_closed_conn, { "Peer Closed Connection", "smcr.rmbe.ctrl.peer.closed.conn", FT_BOOLEAN, 8, NULL, 0x40, NULL, HFILL}}, { &hf_smcr_rmbe_ctrl_peer_abnormal_close, { "Peer Abnormal Close", "smcr.rmbe.ctrl.peer.abnormal.close", FT_BOOLEAN, 8, NULL, 0x20, NULL, HFILL}} }; /* Setup protocol subtree arrays */ static gint *ett[] = { &ett_smcr, &ett_proposal_flag, &ett_accept_flag, &ett_accept_flag2, &ett_confirm_flag, &ett_confirm_flag2, &ett_confirm_link_flag, &ett_add_link_flag, &ett_add_link_flag2, &ett_add_link_cont_flag, &ett_delete_link_flag, &ett_confirm_rkey_flag, &ett_delete_rkey_flag, &ett_test_link_flag, &ett_rmbe_ctrl_rw_status_flag, &ett_rmbe_ctrl_peer_conn_state_flag }; proto_smcr = proto_register_protocol("Shared Memory Communications - RDMA", "SMCR", "smcr"); proto_register_field_array(proto_smcr, hf, array_length(hf)); proto_register_subtree_array(ett, array_length(ett)); smcr_tcp_handle = register_dissector("smcr", dissect_smcr_tcp, proto_smcr); } void proto_reg_handoff_smcr(void) { heur_dissector_add("tcp", dissect_smcr_tcp_heur, "Shared Memory Communications over TCP", "smcr_tcp", proto_smcr, HEURISTIC_ENABLE); heur_dissector_add("infiniband.payload", dissect_smcr_infiniband_heur, "Shared Memory Communications Infiniband", "smcr_infiniband", proto_smcr, HEURISTIC_ENABLE); dissector_add_for_decode_as("infiniband", create_dissector_handle( dissect_smcr_infiniband, proto_smcr ) ); } /* * 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: */