/* packet-fc-sb3.c * Routines for Fibre Channel Single Byte Protocol (SBCCS); used in FICON. * This decoder is for FC-SB3 version 1.4 * Copyright 2003, Dinesh G Dutt * * $Id$ * * Wireshark - Network traffic analyzer * By Gerald Combs * Copyright 1998 Gerald Combs * * Copied from WHATEVER_FILE_YOU_USED (where "WHATEVER_FILE_YOU_USED" * is a dissector file; if you just copied this from README.developer, * don't bother with the "Copied from" - you don't even need to put * in a "Copied from" if you copied an existing dissector, especially * if the bulk of the code in the new dissector is your code) * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #ifdef HAVE_CONFIG_H # include "config.h" #endif #include #ifdef HAVE_SYS_TYPES_H # include #endif #ifdef HAVE_NETINET_IN_H # include #endif #include #include #include #include #include "packet-scsi.h" #include "packet-fc.h" #include "packet-fcsb3.h" /* Initialize the protocol and registered fields */ static int proto_fc_sbccs = -1; static int hf_sbccs_chid = -1; static int hf_sbccs_cuid = -1; static int hf_sbccs_devaddr = -1; static int hf_sbccs_ccw = -1; static int hf_sbccs_token = -1; static int hf_sbccs_dib_iucnt = -1; static int hf_sbccs_dib_datacnt = -1; static int hf_sbccs_dib_ccw_cmd = -1; static int hf_sbccs_dib_ccw_cnt = -1; static int hf_sbccs_dib_residualcnt = -1; static int hf_sbccs_dib_qtuf = -1; static int hf_sbccs_dib_qtu = -1; static int hf_sbccs_dib_dtuf = -1; static int hf_sbccs_dib_dtu = -1; static int hf_sbccs_dib_ctlfn = -1; static int hf_sbccs_lrc = -1; static int hf_sbccs_dib_iupacing = -1; static int hf_sbccs_dev_xcp_code = -1; static int hf_sbccs_prg_pth_errcode = -1; static int hf_sbccs_prg_rsp_errcode = -1; static int hf_sbccs_dib_ctccntr = -1; static int hf_sbccs_dib_lprcode = -1; static int hf_sbccs_dib_tin_imgid_cnt = -1; static int hf_sbccs_dib_lrjcode = -1; static int hf_sbccs_dib_ioprio = -1; static int hf_sbccs_dib_linkctlfn = -1; static int hf_sbccs_iui = -1; static int hf_sbccs_iui_as = -1; static int hf_sbccs_iui_es = -1; static int hf_sbccs_iui_val = -1; static int hf_sbccs_dhflags = -1; static int hf_sbccs_dhflags_end = -1; static int hf_sbccs_dhflags_chaining = -1; static int hf_sbccs_dhflags_earlyend = -1; static int hf_sbccs_dhflags_nocrc = -1; static int hf_sbccs_dib_ccw_flags = -1; static int hf_sbccs_dib_ccw_flags_cd = -1; static int hf_sbccs_dib_ccw_flags_cc = -1; static int hf_sbccs_dib_ccw_flags_sli = -1; static int hf_sbccs_dib_ccw_flags_crr = -1; static int hf_sbccs_dib_cmdflags = -1; static int hf_sbccs_dib_cmdflags_du = -1; static int hf_sbccs_dib_cmdflags_coc = -1; static int hf_sbccs_dib_cmdflags_syr = -1; static int hf_sbccs_dib_cmdflags_rex = -1; static int hf_sbccs_dib_cmdflags_sss = -1; static int hf_sbccs_dib_statusflags = -1; static int hf_sbccs_dib_statusflags_ffc = -1; static int hf_sbccs_dib_statusflags_ci = -1; static int hf_sbccs_dib_statusflags_cr = -1; static int hf_sbccs_dib_statusflags_lri = -1; static int hf_sbccs_dib_statusflags_rv = -1; static int hf_sbccs_dib_status = -1; static int hf_sbccs_dib_status_attention = -1; static int hf_sbccs_dib_status_modifier = -1; static int hf_sbccs_dib_status_cue = -1; static int hf_sbccs_dib_status_busy = -1; static int hf_sbccs_dib_status_channelend = -1; static int hf_sbccs_dib_status_deviceend = -1; static int hf_sbccs_dib_status_unit_check = -1; static int hf_sbccs_dib_status_unit_exception = -1; static int hf_sbccs_dib_ctlparam = -1; static int hf_sbccs_dib_ctlparam_rc = -1; static int hf_sbccs_dib_ctlparam_ru = -1; static int hf_sbccs_dib_ctlparam_ro = -1; static int hf_sbccs_dib_linkctlinfo = -1; static int hf_sbccs_dib_linkctlinfo_ctcconn = -1; static int hf_sbccs_dib_linkctlinfo_ecrcg = -1; /* Initialize the subtree pointers */ static gint ett_fc_sbccs = -1; static gint ett_sbccs_iui = -1; static gint ett_sbccs_dhflags = -1; static gint ett_sbccs_dib_ccw_flags = -1; static gint ett_sbccs_dib_cmdflags = -1; static gint ett_sbccs_dib_statusflags = -1; static gint ett_sbccs_dib_status = -1; static gint ett_sbccs_dib_ctlparam = -1; static gint ett_sbccs_dib_linkctlinfo = -1; static dissector_handle_t data_handle; typedef struct { guint32 conv_id; guint32 task_id; } sb3_task_id_t; static const value_string fc_sbccs_iu_val[] = { {FC_SBCCS_IU_DATA, "Data"}, {FC_SBCCS_IU_CMD_HDR, "Command Header"}, {FC_SBCCS_IU_STATUS, "Status"}, {FC_SBCCS_IU_CTL, "Control"}, {FC_SBCCS_IU_CMD_DATA, "Command Header & Data"}, {FC_SBCCS_IU_CMD_LINK_CTL, "Link Control"}, {0x6, "Reserved"}, {0x7, "Reserved"}, {0x0, NULL}, }; static const value_string fc_sbccs_dib_cmd_val[] = { {0, "Reserved"}, {1, "Write"}, {2, "Read"}, {3, "Control"}, {4, "Sense"}, {5, "Write (Modifier)"}, {6, "Read (Modifier)"}, {7, "Control (Modifier)"}, {8, "Reserved"}, {9, "Write (Modifier)"}, {10, "Read (Modifier)"}, {11, "Control (Modifier)"}, {12, "Read Backward"}, {13, "Write (Modifier)"}, {14, "Read (Modifier)"}, {15, "Control (Modifier)"}, {0, NULL}, }; static const value_string fc_sbccs_dib_ctl_fn_val[] = { {FC_SBCCS_CTL_FN_CTL_END, "Control End"}, {FC_SBCCS_CTL_FN_CMD_RSP, "Command Response"}, {FC_SBCCS_CTL_FN_STK_STS, "Stack Status"}, {FC_SBCCS_CTL_FN_CANCEL, "Cancel"}, {FC_SBCCS_CTL_FN_SYS_RST, "System Reset"}, {FC_SBCCS_CTL_FN_SEL_RST, "Selective Reset"}, {FC_SBCCS_CTL_FN_REQ_STS, "Request Status"}, {FC_SBCCS_CTL_FN_DEV_XCP, "Device Level Exception"}, {FC_SBCCS_CTL_FN_STS_ACC, "Status Accepted"}, {FC_SBCCS_CTL_FN_DEV_ACK, "Device-Level Ack"}, {FC_SBCCS_CTL_FN_PRG_PTH, "Purge Path"}, {FC_SBCCS_CTL_FN_PRG_RSP, "Purge Path Response"}, {0, NULL}, }; static const value_string fc_sbccs_dib_dev_xcpcode_val[] = { {1, "Address Exception"}, {0, NULL}, }; static const value_string fc_sbccs_dib_purge_path_err_val[] = { {0, "Error Code Xfer Not Supported"}, {1, "SB-3 Protocol Timeout"}, {2, "SB-3 Link Failure"}, {3, "Reserved"}, {4, "SB-3 Offline Condition"}, {5, "FC-PH Link Failure"}, {6, "SB-3 Length Error"}, {7, "LRC Error"}, {8, "SB-3 CRC Error"}, {9, "IU Count Error"}, {10, "SB-3 Link Level Protocol Error"}, {11, "SB-3 Device Level Protocol Error"}, {12, "Receive ABTS"}, {13, "Cancel Function Timeout"}, {14, "Abnormal Termination of Xchg"}, {15, "Reserved"}, {0, NULL}, }; static const value_string fc_sbccs_dib_purge_path_rsp_err_val[] = { {0, "No Errors"}, {1, "SB-3 Protocol Timeout"}, {2, "SB-3 Link Failure"}, {3, "Logical Path Timeout Error"}, {4, "SB-3 Offline Condition"}, {5, "FC-PH Link Failure"}, {6, "SB-3 Length Error"}, {7, "LRC Error"}, {8, "SB-3 CRC Error"}, {9, "IU Count Error"}, {10, "SB-3 Link Level Protocol Error"}, {11, "SB-3 Device Level Protocol Error"}, {12, "Receive ABTS"}, {13, "Reserved"}, {14, "Abnormal Termination of Xchg"}, {15, "Logical Path Not Estd"}, {16, "Test Init Result Error"}, {0, NULL}, }; static const value_string fc_sbccs_dib_link_ctl_fn_val[] = { {FC_SBCCS_LINK_CTL_FN_ELP, "ELP"}, {FC_SBCCS_LINK_CTL_FN_RLP, "RLP"}, {FC_SBCCS_LINK_CTL_FN_TIN, "TIN"}, {FC_SBCCS_LINK_CTL_FN_LPE, "LPE"}, {FC_SBCCS_LINK_CTL_FN_LPR, "LPR"}, {FC_SBCCS_LINK_CTL_FN_TIR, "TIR"}, {FC_SBCCS_LINK_CTL_FN_LRJ, "LRJ"}, {FC_SBCCS_LINK_CTL_FN_LBY, "LBY"}, {FC_SBCCS_LINK_CTL_FN_LACK, "LACK"}, {0, NULL}, }; static const value_string fc_sbccs_dib_lpr_errcode_val[] = { {0x0, "Response to RLP"}, {0x1, "Optional Features Conflict"}, {0x2, "Out of Resources"}, {0x3, "Device Init In Progress"}, {0x4, "No CU Image"}, {0x0, NULL}, }; static const value_string fc_sbccs_dib_lrj_errcode_val[] = { {0x6, "Logical Path Not Estd"}, {0x9, "Protocol Error"}, {0x0, NULL}, }; static const true_false_string tfs_sbccs_iui_as = { "AS is set", "as is NOT set" }; static const true_false_string tfs_sbccs_iui_es = { "ES is set", "es is NOT set" }; static void dissect_iui_flags (proto_tree *parent_tree, tvbuff_t *tvb, int offset, guint16 flags) { proto_item *item=NULL; proto_tree *tree=NULL; if(parent_tree){ item=proto_tree_add_uint(parent_tree, hf_sbccs_iui, tvb, offset, 1, flags); tree=proto_item_add_subtree(item, ett_sbccs_iui); } proto_tree_add_boolean(tree, hf_sbccs_iui_as, tvb, offset, 1, flags); if (flags&0x10){ proto_item_append_text(item, " AS"); } flags&=(~( 0x10 )); proto_tree_add_boolean(tree, hf_sbccs_iui_es, tvb, offset, 1, flags); if (flags&0x08){ proto_item_append_text(item, " ES"); } flags&=(~( 0x08 )); proto_tree_add_item (tree, hf_sbccs_iui_val, tvb, offset, 1, ENC_BIG_ENDIAN); proto_item_append_text(item, "%s", val_to_str (flags & 0x7, fc_sbccs_iu_val, "0x%x")); flags&=(~( 0x07 )); } static const true_false_string tfs_sbccs_linkctlinfo_ctcconn = { "CTC Conn supported", "Ctc conn NOT supported" }; static const true_false_string tfs_sbccs_linkctlinfo_ecrcg = { "Enhanced CRC Generation supported", "Enhanced crc generation NOT supported" }; static void dissect_linkctlinfo (proto_tree *parent_tree, tvbuff_t *tvb, int offset, guint16 flags) { proto_item *item=NULL; proto_tree *tree=NULL; if(parent_tree){ item=proto_tree_add_uint(parent_tree, hf_sbccs_dib_linkctlinfo, tvb, offset, 2, flags); tree=proto_item_add_subtree(item, ett_sbccs_dib_linkctlinfo); } proto_tree_add_boolean(tree, hf_sbccs_dib_linkctlinfo_ctcconn, tvb, offset, 2, flags); if (flags&0x80){ proto_item_append_text(item, " CTC Conn"); } flags&=(~( 0x80 )); proto_tree_add_boolean(tree, hf_sbccs_dib_linkctlinfo_ecrcg, tvb, offset, 2, flags); if (flags&0x01){ proto_item_append_text(item, " Enhanced CRC Gen"); } flags&=(~( 0x01 )); } static const true_false_string tfs_sbccs_dhflags_end = { "END bit is set", "end bit is NOT set" }; static const true_false_string tfs_sbccs_dhflags_chaining = { "CHAINING bit is set", "chaining bit is NOT set" }; static const true_false_string tfs_sbccs_dhflags_earlyend = { "EARLYEND bit is set", "earlyend bit is NOT set" }; static const true_false_string tfs_sbccs_dhflags_nocrc = { "NOCRC bit is set", "nocrc bit is NOT set" }; static void dissect_dh_flags (proto_tree *parent_tree, tvbuff_t *tvb, int offset, guint16 flags) { proto_item *item=NULL; proto_tree *tree=NULL; if(parent_tree){ item=proto_tree_add_uint(parent_tree, hf_sbccs_dhflags, tvb, offset, 1, flags); tree=proto_item_add_subtree(item, ett_sbccs_dhflags); } proto_tree_add_boolean(tree, hf_sbccs_dhflags_end, tvb, offset, 1, flags); if (flags&0x80){ proto_item_append_text(item, " End"); } flags&=(~( 0x80 )); proto_tree_add_boolean(tree, hf_sbccs_dhflags_chaining, tvb, offset, 1, flags); if (flags&0x10){ proto_item_append_text(item, " Chaining"); } flags&=(~( 0x10 )); proto_tree_add_boolean(tree, hf_sbccs_dhflags_earlyend, tvb, offset, 1, flags); if (flags&0x08){ proto_item_append_text(item, " Early End"); } flags&=(~( 0x08 )); proto_tree_add_boolean(tree, hf_sbccs_dhflags_nocrc, tvb, offset, 1, flags); if (flags&0x04){ proto_item_append_text(item, " No CRC"); } flags&=(~( 0x04 )); } static const true_false_string tfs_sbccs_ccwflags_cd = { "CD is set", "cd is NOT set" }; static const true_false_string tfs_sbccs_ccwflags_cc = { "CC is set", "cc is NOT set" }; static const true_false_string tfs_sbccs_ccwflags_sli = { "SLI is set", "sli is NOT set" }; static const true_false_string tfs_sbccs_ccwflags_crr = { "CRR is set", "crr is NOT set" }; static void dissect_ccw_flags (proto_tree *parent_tree, tvbuff_t *tvb, int offset, guint8 flags) { proto_item *item=NULL; proto_tree *tree=NULL; if(parent_tree){ item=proto_tree_add_uint(parent_tree, hf_sbccs_dib_ccw_flags, tvb, offset, 1, flags); tree=proto_item_add_subtree(item, ett_sbccs_dib_ccw_flags); } proto_tree_add_boolean(tree, hf_sbccs_dib_ccw_flags_cd, tvb, offset, 1, flags); if (flags&0x80){ proto_item_append_text(item, " CD"); } flags&=(~( 0x80 )); proto_tree_add_boolean(tree, hf_sbccs_dib_ccw_flags_cc, tvb, offset, 1, flags); if (flags&0x40){ proto_item_append_text(item, " CC"); } flags&=(~( 0x40 )); proto_tree_add_boolean(tree, hf_sbccs_dib_ccw_flags_sli, tvb, offset, 1, flags); if (flags&0x20){ proto_item_append_text(item, " SLI"); } flags&=(~( 0x20 )); proto_tree_add_boolean(tree, hf_sbccs_dib_ccw_flags_crr, tvb, offset, 1, flags); if (flags&0x08){ proto_item_append_text(item, " CRR"); } flags&=(~( 0x08 )); } static const true_false_string tfs_sbccs_cmdflags_du = { "DU is set", "du is NOT set" }; static const true_false_string tfs_sbccs_cmdflags_coc = { "COC is set", "coc is NOT set" }; static const true_false_string tfs_sbccs_cmdflags_syr = { "SYR is set", "syr is NOT set" }; static const true_false_string tfs_sbccs_cmdflags_rex = { "REX is set", "rex is NOT set" }; static const true_false_string tfs_sbccs_cmdflags_sss = { "SSS is set", "sss is NOT set" }; static void dissect_cmd_flags (proto_tree *parent_tree, tvbuff_t *tvb, int offset, guint8 flags) { proto_item *item=NULL; proto_tree *tree=NULL; if(parent_tree){ item=proto_tree_add_uint(parent_tree, hf_sbccs_dib_cmdflags, tvb, offset, 1, flags); tree=proto_item_add_subtree(item, ett_sbccs_dib_cmdflags); } proto_tree_add_boolean(tree, hf_sbccs_dib_cmdflags_du, tvb, offset, 1, flags); if (flags&0x10){ proto_item_append_text(item, " DU"); } flags&=(~( 0x10 )); proto_tree_add_boolean(tree, hf_sbccs_dib_cmdflags_coc, tvb, offset, 1, flags); if (flags&0x08){ proto_item_append_text(item, " COC"); } flags&=(~( 0x08 )); proto_tree_add_boolean(tree, hf_sbccs_dib_cmdflags_syr, tvb, offset, 1, flags); if (flags&0x04){ proto_item_append_text(item, " SYR"); } flags&=(~( 0x04 )); proto_tree_add_boolean(tree, hf_sbccs_dib_cmdflags_rex, tvb, offset, 1, flags); if (flags&0x02){ proto_item_append_text(item, " REX"); } flags&=(~( 0x02 )); proto_tree_add_boolean(tree, hf_sbccs_dib_cmdflags_sss, tvb, offset, 1, flags); if (flags&0x01){ proto_item_append_text(item, " SSS"); } flags&=(~( 0x01 )); } static const value_string status_ffc_val[] = { { 0, "" }, { 1, "FFC:Queuing Information Valid" }, { 2, "FFC:Resetting Event" }, { 0, NULL } }; static const true_false_string tfs_sbccs_statusflags_ci = { "CI is set", "ci is NOT set" }; static const true_false_string tfs_sbccs_statusflags_cr = { "CR is set", "cr is NOT set" }; static const true_false_string tfs_sbccs_statusflags_lri = { "LRI is set", "lri is NOT set" }; static const true_false_string tfs_sbccs_statusflags_rv = { "RV is set", "rv is NOT set" }; static void dissect_status_flags (proto_tree *parent_tree, tvbuff_t *tvb, int offset, guint8 flags) { proto_item *item=NULL; proto_tree *tree=NULL; if(parent_tree){ item=proto_tree_add_uint(parent_tree, hf_sbccs_dib_statusflags, tvb, offset, 1, flags); tree=proto_item_add_subtree(item, ett_sbccs_dib_statusflags); } proto_tree_add_item (tree, hf_sbccs_dib_statusflags_ffc, tvb, offset, 1, ENC_BIG_ENDIAN); proto_item_append_text(item, "%s", val_to_str ((flags>>5)&0x07, status_ffc_val, "Reserved:0x%x")); flags&=(~( 0xE0 )); proto_tree_add_boolean(tree, hf_sbccs_dib_statusflags_ci, tvb, offset, 1, flags); if (flags&0x10){ proto_item_append_text(item, " CI"); } flags&=(~( 0x10 )); proto_tree_add_boolean(tree, hf_sbccs_dib_statusflags_cr, tvb, offset, 1, flags); if (flags&0x04){ proto_item_append_text(item, " CR"); } flags&=(~( 0x04 )); proto_tree_add_boolean(tree, hf_sbccs_dib_statusflags_lri, tvb, offset, 1, flags); if (flags&0x02){ proto_item_append_text(item, " LRI"); } flags&=(~( 0x02 )); proto_tree_add_boolean(tree, hf_sbccs_dib_statusflags_rv, tvb, offset, 1, flags); if (flags&0x01){ proto_item_append_text(item, " RV"); } flags&=(~( 0x01 )); } static const true_false_string tfs_sbccs_status_attention = { "ATTENTION is set", "attention is NOT set" }; static const true_false_string tfs_sbccs_status_modifier = { "STATUS MODIFIER is set", "status modifier is NOT set" }; static const true_false_string tfs_sbccs_status_cue = { "CONTROL-UNIT END is set", "control-unit end is NOT set" }; static const true_false_string tfs_sbccs_status_busy = { "BUSY is set", "busy is NOT set" }; static const true_false_string tfs_sbccs_status_channelend = { "CHANNEL-END is set", "channel-end is NOT set" }; static const true_false_string tfs_sbccs_status_deviceend = { "DEVICE-END is set", "device-end is NOT set" }; static const true_false_string tfs_sbccs_status_unitcheck = { "UNIT CHECK is set", "unit check is NOT set" }; static const true_false_string tfs_sbccs_status_unitexception = { "UNIT EXCEPTION is set", "unit exception is NOT set" }; static void dissect_status (packet_info *pinfo, proto_tree *parent_tree, tvbuff_t *tvb, int offset, guint8 flags) { proto_item *item=NULL; proto_tree *tree=NULL; if(parent_tree){ item=proto_tree_add_uint(parent_tree, hf_sbccs_dib_status, tvb, offset, 1, flags); tree=proto_item_add_subtree(item, ett_sbccs_dib_status); } proto_tree_add_boolean(tree, hf_sbccs_dib_status_attention, tvb, offset, 1, flags); if (flags&0x80){ proto_item_append_text(item, " Attention"); col_append_str(pinfo->cinfo, COL_INFO, " Attention"); } flags&=(~( 0x80 )); proto_tree_add_boolean(tree, hf_sbccs_dib_status_modifier, tvb, offset, 1, flags); if (flags&0x40){ proto_item_append_text(item, " Status Modifier"); col_append_str(pinfo->cinfo, COL_INFO, " Status Modifier"); } flags&=(~( 0x40 )); proto_tree_add_boolean(tree, hf_sbccs_dib_status_cue, tvb, offset, 1, flags); if (flags&0x20){ proto_item_append_text(item, " Control-Unit End"); col_append_str(pinfo->cinfo, COL_INFO, " Control-Unit End"); } flags&=(~( 0x20 )); proto_tree_add_boolean(tree, hf_sbccs_dib_status_busy, tvb, offset, 1, flags); if (flags&0x10){ proto_item_append_text(item, " Busy"); col_append_str(pinfo->cinfo, COL_INFO, " Busy"); } flags&=(~( 0x10 )); proto_tree_add_boolean(tree, hf_sbccs_dib_status_channelend, tvb, offset, 1, flags); if (flags&0x08){ proto_item_append_text(item, " Channel End"); col_append_str(pinfo->cinfo, COL_INFO, " Channel End"); } flags&=(~( 0x08 )); proto_tree_add_boolean(tree, hf_sbccs_dib_status_deviceend, tvb, offset, 1, flags); if (flags&0x04){ proto_item_append_text(item, " Device End"); col_append_str(pinfo->cinfo, COL_INFO, " Device End"); } flags&=(~( 0x04 )); proto_tree_add_boolean(tree, hf_sbccs_dib_status_unit_check, tvb, offset, 1, flags); if (flags&0x02){ proto_item_append_text(item, " Unit Check"); col_append_str(pinfo->cinfo, COL_INFO, " Unit Check"); } flags&=(~( 0x02 )); proto_tree_add_boolean(tree, hf_sbccs_dib_status_unit_exception, tvb, offset, 1, flags); if (flags&0x01){ proto_item_append_text(item, " Unit Exception"); col_append_str(pinfo->cinfo, COL_INFO, " Unit Exception"); } flags&=(~( 0x01 )); } static const true_false_string tfs_sbccs_ctlparam_rc = { "RC is SET", "rc is NOT set" }; static const true_false_string tfs_sbccs_ctlparam_ru = { "RU is SET", "ru is NOT set" }; static const true_false_string tfs_sbccs_ctlparam_ro = { "RO is SET", "ro is NOT set" }; static void dissect_sel_rst_param (proto_tree *parent_tree, tvbuff_t *tvb, int offset, guint32 flags) { proto_item *item=NULL; proto_tree *tree=NULL; if(parent_tree){ item=proto_tree_add_uint(parent_tree, hf_sbccs_dib_ctlparam, tvb, offset, 3, flags); tree=proto_item_add_subtree(item, ett_sbccs_dib_ctlparam); } proto_tree_add_boolean(tree, hf_sbccs_dib_ctlparam_rc, tvb, offset, 3, flags); if (flags&0x80){ proto_item_append_text(item, " RC"); } flags&=(~( 0x80 )); proto_tree_add_boolean(tree, hf_sbccs_dib_ctlparam_ru, tvb, offset, 3, flags); if (flags&0x10){ proto_item_append_text(item, " RU"); } flags&=(~( 0x10 )); proto_tree_add_boolean(tree, hf_sbccs_dib_ctlparam_ro, tvb, offset, 3, flags); if (flags&0x08){ proto_item_append_text(item, " RO"); } flags&=(~( 0x08 )); } static void get_fc_sbccs_conv_data (tvbuff_t *tvb, guint offset, guint16 *ch_cu_id, guint16 *dev_addr, guint16 *ccw) { *ch_cu_id = *dev_addr = *ccw = 0; *ch_cu_id = (tvb_get_guint8 (tvb, offset+1)) << 8; *ch_cu_id |= tvb_get_guint8 (tvb, offset+3); *dev_addr = tvb_get_ntohs (tvb, offset+4); *ccw = tvb_get_ntohs (tvb, offset+10); } /* Decode both the SB-3 and basic IU header */ static void dissect_fc_sbccs_sb3_iu_hdr (tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, guint offset) { proto_item *subti; proto_tree *sb3hdr_tree; proto_tree *iuhdr_tree; guint8 iui, dhflags; guint type; /* Decode the basic SB3 and IU header and determine type of frame */ type = get_fc_sbccs_iu_type (tvb, offset); if (check_col (pinfo->cinfo, COL_INFO)) { col_add_str (pinfo->cinfo, COL_INFO, val_to_str (type, fc_sbccs_iu_val, "0x%x")); } if (tree) { /* Dissect SB3 header first */ subti = proto_tree_add_text (tree, tvb, offset, FC_SBCCS_SB3_HDR_SIZE, "SB-3 Header"); sb3hdr_tree = proto_item_add_subtree (subti, ett_fc_sbccs); proto_tree_add_item (sb3hdr_tree, hf_sbccs_chid, tvb, offset+1, 1, ENC_BIG_ENDIAN); proto_tree_add_item (sb3hdr_tree, hf_sbccs_cuid, tvb, offset+3, 1, ENC_BIG_ENDIAN); proto_tree_add_item (sb3hdr_tree, hf_sbccs_devaddr, tvb, offset+4, 2, ENC_BIG_ENDIAN); /* Dissect IU Header */ subti = proto_tree_add_text (tree, tvb, offset + FC_SBCCS_SB3_HDR_SIZE, FC_SBCCS_IU_HDR_SIZE, "IU Header"); iuhdr_tree = proto_item_add_subtree (subti, ett_fc_sbccs); offset += FC_SBCCS_SB3_HDR_SIZE; iui = tvb_get_guint8 (tvb, offset); dissect_iui_flags(iuhdr_tree, tvb, offset, iui); dhflags = tvb_get_guint8 (tvb, offset+1); dissect_dh_flags(iuhdr_tree, tvb, offset+1, dhflags); proto_tree_add_item (iuhdr_tree, hf_sbccs_ccw, tvb, offset+2, 2, ENC_BIG_ENDIAN); proto_tree_add_item (iuhdr_tree, hf_sbccs_token, tvb, offset+5, 3, ENC_BIG_ENDIAN); } } static void dissect_fc_sbccs_dib_data_hdr (tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, guint offset) { if (tree) { proto_tree_add_item (tree, hf_sbccs_dib_iucnt, tvb, offset+9, 1, ENC_BIG_ENDIAN); proto_tree_add_item (tree, hf_sbccs_dib_datacnt, tvb, offset+10, 2, ENC_BIG_ENDIAN); proto_tree_add_item (tree, hf_sbccs_lrc, tvb, offset+12, 4, ENC_BIG_ENDIAN); } } static void dissect_fc_sbccs_dib_cmd_hdr (tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, guint offset) { guint8 flags; if (check_col (pinfo->cinfo, COL_INFO)) { col_append_fstr (pinfo->cinfo, COL_INFO, ": %s", val_to_str (tvb_get_guint8 (tvb, offset), fc_sbccs_dib_cmd_val, "0x%x")); } if (tree) { proto_tree_add_item (tree, hf_sbccs_dib_ccw_cmd, tvb, offset, 1, ENC_BIG_ENDIAN); flags = tvb_get_guint8 (tvb, offset+1); dissect_ccw_flags(tree, tvb, offset+1, flags); proto_tree_add_item (tree, hf_sbccs_dib_ccw_cnt, tvb, offset+2, 2, ENC_BIG_ENDIAN); proto_tree_add_item (tree, hf_sbccs_dib_ioprio, tvb, offset+5, 1, ENC_BIG_ENDIAN); flags = tvb_get_guint8 (tvb, offset+7); dissect_cmd_flags(tree, tvb, offset+7, flags); proto_tree_add_item (tree, hf_sbccs_dib_iucnt, tvb, offset+9, 1, ENC_BIG_ENDIAN); proto_tree_add_item (tree, hf_sbccs_dib_datacnt, tvb, offset+10, 2, ENC_BIG_ENDIAN); proto_tree_add_item (tree, hf_sbccs_lrc, tvb, offset+12, 4, ENC_BIG_ENDIAN); } } static void dissect_fc_sbccs_dib_status_hdr (tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, guint offset) { guint8 flags; gboolean rv_valid, qparam_valid; tvbuff_t *next_tvb; guint16 supp_status_cnt = 0; if (tree) { flags = tvb_get_guint8 (tvb, offset); rv_valid = flags & 0x1; /* if residual count is valid */ qparam_valid = (((flags & 0xE0) >> 5) == 0x1); /* From the FFC field */ dissect_status_flags(tree, tvb, offset, flags); flags = tvb_get_guint8 (tvb, offset+1); dissect_status(pinfo, tree, tvb, offset+1, flags); if (rv_valid) { proto_tree_add_item (tree, hf_sbccs_dib_residualcnt, tvb, offset+2, 2, ENC_BIG_ENDIAN); } else { proto_tree_add_item (tree, hf_sbccs_dib_iupacing, tvb, offset+3, 1, ENC_BIG_ENDIAN); } if (qparam_valid) { proto_tree_add_item (tree, hf_sbccs_dib_qtuf, tvb, offset+4, 1, ENC_BIG_ENDIAN); proto_tree_add_item (tree, hf_sbccs_dib_qtu, tvb, offset+4, 2, ENC_BIG_ENDIAN); } proto_tree_add_item (tree, hf_sbccs_dib_dtuf, tvb, offset+6, 1, ENC_BIG_ENDIAN); proto_tree_add_item (tree, hf_sbccs_dib_dtu, tvb, offset+6, 2, ENC_BIG_ENDIAN); proto_tree_add_item (tree, hf_sbccs_dib_iucnt, tvb, offset+9, 1, ENC_BIG_ENDIAN); proto_tree_add_item (tree, hf_sbccs_dib_datacnt, tvb, offset+10, 2, ENC_BIG_ENDIAN); supp_status_cnt = tvb_get_ntohs (tvb, offset+10); proto_tree_add_item (tree, hf_sbccs_lrc, tvb, offset+12, 4, ENC_BIG_ENDIAN); if (supp_status_cnt) { next_tvb = tvb_new_subset_remaining (tvb, offset+FC_SBCCS_DIB_LRC_HDR_SIZE); call_dissector (data_handle, next_tvb, pinfo, tree); } } } static void dissect_fc_sbccs_dib_ctl_hdr (tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, guint offset) { guint8 ctlfn; ctlfn = tvb_get_guint8 (tvb, offset); if (check_col (pinfo->cinfo, COL_INFO)) { col_append_fstr (pinfo->cinfo, COL_INFO, ": %s", val_to_str (ctlfn, fc_sbccs_dib_ctl_fn_val, "0x%x")); } if (tree) { proto_tree_add_item (tree, hf_sbccs_dib_ctlfn, tvb, offset, 1, ENC_BIG_ENDIAN); /* Control Function Parameter is to be interpreted in some cases */ switch (ctlfn) { case FC_SBCCS_CTL_FN_SEL_RST: dissect_sel_rst_param(tree, tvb, offset+1, tvb_get_ntoh24 (tvb, offset+1)); break; case FC_SBCCS_CTL_FN_DEV_XCP: proto_tree_add_item (tree, hf_sbccs_dev_xcp_code, tvb, offset+1, 1, ENC_BIG_ENDIAN); break; case FC_SBCCS_CTL_FN_PRG_PTH: proto_tree_add_item (tree, hf_sbccs_prg_pth_errcode, tvb, offset+1, 1, ENC_BIG_ENDIAN); break; default: proto_tree_add_item (tree, hf_sbccs_dib_ctlparam, tvb, offset+1, 3, ENC_BIG_ENDIAN); break; } proto_tree_add_item (tree, hf_sbccs_dib_iucnt, tvb, offset+9, 1, ENC_BIG_ENDIAN); proto_tree_add_item (tree, hf_sbccs_dib_datacnt, tvb, offset+10, 2, ENC_BIG_ENDIAN); proto_tree_add_item (tree, hf_sbccs_lrc, tvb, offset+12, 4, ENC_BIG_ENDIAN); if (ctlfn == FC_SBCCS_CTL_FN_PRG_RSP) { /* Need to decode the LESBs */ proto_tree_add_item (tree, hf_sbccs_prg_rsp_errcode, tvb, offset+60, 1, ENC_BIG_ENDIAN); } } } static void dissect_fc_sbccs_dib_link_hdr (tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, guint offset) { guint8 link_ctl; guint16 ctl_info; guint link_payload_len, i; if (check_col (pinfo->cinfo, COL_INFO)) { col_append_fstr (pinfo->cinfo, COL_INFO, ": %s", val_to_str (tvb_get_guint8 (tvb, offset+1), fc_sbccs_dib_link_ctl_fn_val, "0x%x")); } if (tree) { link_ctl = tvb_get_guint8 (tvb, offset+1); proto_tree_add_item (tree, hf_sbccs_dib_linkctlfn, tvb, offset+1, 1, ENC_BIG_ENDIAN); ctl_info = tvb_get_ntohs (tvb, offset+2); switch (link_ctl) { case FC_SBCCS_LINK_CTL_FN_ELP: case FC_SBCCS_LINK_CTL_FN_LPE: dissect_linkctlinfo(tree, tvb, offset+2, ctl_info); break; case FC_SBCCS_LINK_CTL_FN_LPR: proto_tree_add_item (tree, hf_sbccs_dib_lprcode, tvb, offset+2, 1, ENC_BIG_ENDIAN); break; case FC_SBCCS_LINK_CTL_FN_TIN: proto_tree_add_item (tree, hf_sbccs_dib_tin_imgid_cnt, tvb, offset+3, 1, ENC_BIG_ENDIAN); break; case FC_SBCCS_LINK_CTL_FN_TIR: proto_tree_add_item (tree, hf_sbccs_dib_tin_imgid_cnt, tvb, offset+3, 1, ENC_BIG_ENDIAN); break; case FC_SBCCS_LINK_CTL_FN_LRJ: proto_tree_add_item (tree, hf_sbccs_dib_lrjcode, tvb, offset+2, 1, ENC_BIG_ENDIAN); break; default: /* Do Nothing */ break; } proto_tree_add_item (tree, hf_sbccs_dib_ctccntr, tvb, offset+4, 2, ENC_BIG_ENDIAN); proto_tree_add_item (tree, hf_sbccs_dib_iucnt, tvb, offset+9, 1, ENC_BIG_ENDIAN); proto_tree_add_item (tree, hf_sbccs_dib_datacnt, tvb, offset+10, 2, ENC_BIG_ENDIAN); proto_tree_add_item (tree, hf_sbccs_lrc, tvb, offset+12, 4, ENC_BIG_ENDIAN); if (link_ctl == FC_SBCCS_LINK_CTL_FN_TIR) { link_payload_len = tvb_get_ntohs (tvb, offset+10); i = 0; offset += 16; while (i < link_payload_len) { proto_tree_add_text (tree, tvb, offset, 4, "Logical Paths %d-%d: %s", i*8, ((i+4)*8) - 1, tvb_bytes_to_str_punct (tvb, offset, 4, ':')); i += 4; offset += 4; } } } } static void dissect_fc_sbccs (tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) { guint8 type; guint16 ch_cu_id, dev_addr, ccw; guint offset = 0; proto_item *ti; proto_tree *sb3_tree = NULL, *dib_tree = NULL; tvbuff_t *next_tvb; conversation_t *conversation; sb3_task_id_t task_key; void* pd_save; /* Make entries in Protocol column and Info column on summary display */ col_set_str(pinfo->cinfo, COL_PROTOCOL, "FC-SB3"); /* Decode the basic SB3 and IU header and determine type of frame */ type = get_fc_sbccs_iu_type (tvb, offset); get_fc_sbccs_conv_data (tvb, offset, &ch_cu_id, &dev_addr, &ccw); if (check_col (pinfo->cinfo, COL_INFO)) { col_add_str (pinfo->cinfo, COL_INFO, val_to_str (type, fc_sbccs_iu_val, "0x%x")); } /* Retrieve conversation state to determine expected payload */ conversation = find_conversation (pinfo->fd->num, &pinfo->src, &pinfo->dst, PT_SBCCS, ch_cu_id, dev_addr, 0); pd_save = pinfo->private_data; if (conversation) { task_key.conv_id = conversation->index; task_key.task_id = ccw; pinfo->private_data = (void *)&task_key; } else if ((type == FC_SBCCS_IU_CMD_HDR) || (type != FC_SBCCS_IU_CMD_DATA)) { conversation = conversation_new (pinfo->fd->num, &pinfo->src, &pinfo->dst, PT_SBCCS, ch_cu_id, dev_addr, 0); task_key.conv_id = conversation->index; task_key.task_id = ccw; pinfo->private_data = (void *)&task_key; } else { pinfo->private_data = NULL; } if (tree) { ti = proto_tree_add_protocol_format (tree, proto_fc_sbccs, tvb, 0, -1, "FC-SB3"); sb3_tree = proto_item_add_subtree (ti, ett_fc_sbccs); dissect_fc_sbccs_sb3_iu_hdr (tvb, pinfo, sb3_tree, offset); offset += (FC_SBCCS_SB3_HDR_SIZE + FC_SBCCS_IU_HDR_SIZE); ti = proto_tree_add_text (sb3_tree, tvb, offset, FC_SBCCS_DIB_LRC_HDR_SIZE, "DIB Header"); dib_tree = proto_item_add_subtree (ti, ett_fc_sbccs); } else { offset += (FC_SBCCS_SB3_HDR_SIZE + FC_SBCCS_IU_HDR_SIZE); } switch (type) { case FC_SBCCS_IU_DATA: dissect_fc_sbccs_dib_data_hdr (tvb, pinfo, dib_tree, offset); break; case FC_SBCCS_IU_CMD_HDR: case FC_SBCCS_IU_CMD_DATA: dissect_fc_sbccs_dib_cmd_hdr (tvb, pinfo, dib_tree, offset); break; case FC_SBCCS_IU_STATUS: dissect_fc_sbccs_dib_status_hdr (tvb, pinfo, dib_tree, offset); break; case FC_SBCCS_IU_CTL: dissect_fc_sbccs_dib_ctl_hdr (tvb, pinfo, dib_tree, offset); break; case FC_SBCCS_IU_CMD_LINK_CTL: dissect_fc_sbccs_dib_link_hdr (tvb, pinfo, dib_tree, offset); break; default: next_tvb = tvb_new_subset_remaining (tvb, offset); call_dissector (data_handle, next_tvb, pinfo, dib_tree); break; } if ((get_fc_sbccs_iu_type (tvb, 0) != FC_SBCCS_IU_CTL) && (get_fc_sbccs_iu_type (tvb, 0) != FC_SBCCS_IU_CMD_LINK_CTL)) { next_tvb = tvb_new_subset_remaining (tvb, offset+FC_SBCCS_DIB_LRC_HDR_SIZE); call_dissector (data_handle, next_tvb, pinfo, tree); } pinfo->private_data = pd_save; } /* Register the protocol with Wireshark */ /* this format is required because a script is used to build the C function that calls all the protocol registration. */ void proto_register_fcsbccs (void) { /* Setup list of header fields See Section 1.6.1 for details*/ static hf_register_info hf[] = { { &hf_sbccs_chid, {"Channel Image ID", "sbccs.chid", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL}}, { &hf_sbccs_cuid, {"Control Unit Image ID", "sbccs.cuid", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL}}, { &hf_sbccs_devaddr, {"Device Address", "sbccs.devaddr", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL}}, { &hf_sbccs_iui, {"Information Unit Identifier", "sbccs.iui", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_sbccs_dhflags, {"DH Flags", "sbccs.dhflags", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_sbccs_ccw, {"CCW Number", "sbccs.ccw", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_sbccs_token, {"Token", "sbccs.token", FT_UINT24, BASE_DEC, NULL, 0x0, NULL, HFILL}}, { &hf_sbccs_dib_iucnt, {"DIB IU Count", "sbccs.iucnt", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL}}, { &hf_sbccs_dib_datacnt, {"DIB Data Byte Count", "sbccs.databytecnt", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL}}, { &hf_sbccs_dib_ccw_cmd, {"CCW Command", "sbccs.ccwcmd", FT_UINT8, BASE_HEX, VALS (fc_sbccs_dib_cmd_val), 0x0, NULL, HFILL}}, { &hf_sbccs_dib_ccw_cnt, {"CCW Count", "sbccs.ccwcnt", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL}}, { &hf_sbccs_dib_ioprio, {"I/O Priority", "sbccs.ioprio", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL}}, { &hf_sbccs_dib_status, {"Status", "sbccs.status", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_sbccs_dib_residualcnt, {"Residual Count", "sbccs.residualcnt", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL}}, { &hf_sbccs_dib_iupacing, {"IU Pacing", "sbccs.iupacing", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL}}, { &hf_sbccs_dib_qtuf, {"Queue-Time Unit Factor", "sbccs.qtuf", FT_UINT8, BASE_DEC, NULL, 0xF0, NULL, HFILL}}, { &hf_sbccs_dib_qtu, {"Queue-Time Unit", "sbccs.qtu", FT_UINT16, BASE_DEC, NULL, 0xFFF, NULL, HFILL}}, { &hf_sbccs_dib_dtuf, {"Defer-Time Unit Function", "sbccs.dtuf", FT_UINT8, BASE_DEC, NULL, 0xF0, NULL, HFILL}}, { &hf_sbccs_dib_dtu, {"Defer-Time Unit", "sbccs.dtu", FT_UINT16, BASE_DEC, NULL, 0xFFF, NULL, HFILL}}, { &hf_sbccs_dib_ctlfn, {"Control Function", "sbccs.ctlfn", FT_UINT8, BASE_HEX, VALS (fc_sbccs_dib_ctl_fn_val), 0x0, NULL, HFILL}}, { &hf_sbccs_dib_linkctlfn, {"Link Control Function", "sbccs.linkctlfn", FT_UINT8, BASE_HEX, VALS (fc_sbccs_dib_link_ctl_fn_val), 0x0, NULL, HFILL}}, { &hf_sbccs_dib_ctccntr, {"CTC Counter", "sbccs.ctccntr", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL}}, { &hf_sbccs_lrc, {"LRC", "sbccs.lrc", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_sbccs_dev_xcp_code, {"Device Level Exception Code", "sbccs.dip.xcpcode", FT_UINT8, BASE_DEC, VALS (fc_sbccs_dib_dev_xcpcode_val), 0x0, NULL, HFILL}}, { &hf_sbccs_prg_pth_errcode, {"Purge Path Error Code", "sbccs.purgepathcode", FT_UINT8, BASE_DEC, VALS (fc_sbccs_dib_purge_path_err_val), 0x0, NULL, HFILL}}, { &hf_sbccs_prg_rsp_errcode, {"Purge Path Response Error Code", "sbccs.purgepathrspcode", FT_UINT8, BASE_DEC, VALS (fc_sbccs_dib_purge_path_rsp_err_val), 0x0, NULL, HFILL}}, { &hf_sbccs_dib_lprcode, {"LPR Reason Code", "sbccs.lprcode", FT_UINT8, BASE_DEC, VALS (fc_sbccs_dib_lpr_errcode_val), 0xF, NULL, HFILL}}, { &hf_sbccs_dib_tin_imgid_cnt, {"TIN Image ID", "sbccs.tinimageidcnt", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL}}, { &hf_sbccs_dib_lrjcode, {"LRJ Reaspn Code", "sbccs.lrjcode", FT_UINT8, BASE_HEX, VALS (fc_sbccs_dib_lrj_errcode_val), 0x7F, NULL, HFILL}}, { &hf_sbccs_iui_as, {"AS", "sbccs.iui.as", FT_BOOLEAN, 8, TFS(&tfs_sbccs_iui_as), 0x10, NULL, HFILL}}, { &hf_sbccs_iui_es, {"ES", "sbccs.iui.es", FT_BOOLEAN, 8, TFS(&tfs_sbccs_iui_es), 0x08, NULL, HFILL}}, { &hf_sbccs_iui_val, {"Val", "sbccs.iui.val", FT_UINT8, BASE_HEX, VALS(fc_sbccs_iu_val), 0x07, NULL, HFILL}}, { &hf_sbccs_dhflags_end, {"End", "sbccs.dhflags.end", FT_BOOLEAN, 8, TFS(&tfs_sbccs_dhflags_end), 0x80, NULL, HFILL}}, { &hf_sbccs_dhflags_chaining, {"Chaining", "sbccs.dhflags.chaining", FT_BOOLEAN, 8, TFS(&tfs_sbccs_dhflags_chaining), 0x10, NULL, HFILL}}, { &hf_sbccs_dhflags_earlyend, {"Early End", "sbccs.dhflags.earlyend", FT_BOOLEAN, 8, TFS(&tfs_sbccs_dhflags_earlyend), 0x08, NULL, HFILL}}, { &hf_sbccs_dhflags_nocrc, {"No CRC", "sbccs.dhflags.nocrc", FT_BOOLEAN, 8, TFS(&tfs_sbccs_dhflags_nocrc), 0x04, NULL, HFILL}}, { &hf_sbccs_dib_ccw_flags, {"CCW Control Flags", "sbccs.ccwflags", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_sbccs_dib_ccw_flags_cd, {"CD", "sbccs.ccwflags.cd", FT_BOOLEAN, 8, TFS(&tfs_sbccs_ccwflags_cd), 0x80, NULL, HFILL}}, { &hf_sbccs_dib_ccw_flags_cc, {"CC", "sbccs.ccwflags.cc", FT_BOOLEAN, 8, TFS(&tfs_sbccs_ccwflags_cc), 0x40, NULL, HFILL}}, { &hf_sbccs_dib_ccw_flags_sli, {"SLI", "sbccs.ccwflags.sli", FT_BOOLEAN, 8, TFS(&tfs_sbccs_ccwflags_sli), 0x20, NULL, HFILL}}, { &hf_sbccs_dib_ccw_flags_crr, {"CRR", "sbccs.ccwflags.crr", FT_BOOLEAN, 8, TFS(&tfs_sbccs_ccwflags_crr), 0x08, NULL, HFILL}}, { &hf_sbccs_dib_cmdflags, {"Command Flags", "sbccs.cmdflags", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_sbccs_dib_cmdflags_du, {"DU", "sbccs.cmdflags.du", FT_BOOLEAN, 8, TFS(&tfs_sbccs_cmdflags_du), 0x10, NULL, HFILL}}, { &hf_sbccs_dib_cmdflags_coc, {"COC", "sbccs.cmdflags.coc", FT_BOOLEAN, 8, TFS(&tfs_sbccs_cmdflags_coc), 0x08, NULL, HFILL}}, { &hf_sbccs_dib_cmdflags_syr, {"SYR", "sbccs.cmdflags.syr", FT_BOOLEAN, 8, TFS(&tfs_sbccs_cmdflags_syr), 0x04, NULL, HFILL}}, { &hf_sbccs_dib_cmdflags_rex, {"REX", "sbccs.cmdflags.rex", FT_BOOLEAN, 8, TFS(&tfs_sbccs_cmdflags_rex), 0x02, NULL, HFILL}}, { &hf_sbccs_dib_cmdflags_sss, {"SSS", "sbccs.cmdflags.sss", FT_BOOLEAN, 8, TFS(&tfs_sbccs_cmdflags_sss), 0x01, NULL, HFILL}}, { &hf_sbccs_dib_statusflags, {"Status Flags", "sbccs.statusflags", FT_UINT8, BASE_HEX, NULL, 0, NULL, HFILL}}, { &hf_sbccs_dib_statusflags_ffc, {"FFC", "sbccs.statusflags.ffc", FT_UINT8, BASE_HEX, VALS(status_ffc_val), 0xE0, NULL, HFILL}}, { &hf_sbccs_dib_statusflags_ci, {"CI", "sbccs.statusflags.ci", FT_BOOLEAN, 8, TFS(&tfs_sbccs_statusflags_ci), 0x10, NULL, HFILL}}, { &hf_sbccs_dib_statusflags_cr, {"CR", "sbccs.statusflags.cr", FT_BOOLEAN, 8, TFS(&tfs_sbccs_statusflags_cr), 0x04, NULL, HFILL}}, { &hf_sbccs_dib_statusflags_lri, {"LRI", "sbccs.statusflags.lri", FT_BOOLEAN, 8, TFS(&tfs_sbccs_statusflags_lri), 0x02, NULL, HFILL}}, { &hf_sbccs_dib_statusflags_rv, {"RV", "sbccs.statusflags.rv", FT_BOOLEAN, 8, TFS(&tfs_sbccs_statusflags_rv), 0x01, NULL, HFILL}}, { &hf_sbccs_dib_status_attention, {"Attention", "sbccs.status.attention", FT_BOOLEAN, 8, TFS(&tfs_sbccs_status_attention), 0x80, NULL, HFILL}}, { &hf_sbccs_dib_status_modifier, {"Status Modifier", "sbccs.status.modifier", FT_BOOLEAN, 8, TFS(&tfs_sbccs_status_modifier), 0x40, NULL, HFILL}}, { &hf_sbccs_dib_status_cue, {"Control-Unit End", "sbccs.status.cue", FT_BOOLEAN, 8, TFS(&tfs_sbccs_status_cue), 0x20, NULL, HFILL}}, { &hf_sbccs_dib_status_busy, {"Busy", "sbccs.status.busy", FT_BOOLEAN, 8, TFS(&tfs_sbccs_status_busy), 0x10, NULL, HFILL}}, { &hf_sbccs_dib_status_channelend, {"Channel End", "sbccs.status.channel_end", FT_BOOLEAN, 8, TFS(&tfs_sbccs_status_channelend), 0x08, NULL, HFILL}}, { &hf_sbccs_dib_status_deviceend, {"Device End", "sbccs.status.device_end", FT_BOOLEAN, 8, TFS(&tfs_sbccs_status_deviceend), 0x04, NULL, HFILL}}, { &hf_sbccs_dib_status_unit_check, {"Unit Check", "sbccs.status.unit_check", FT_BOOLEAN, 8, TFS(&tfs_sbccs_status_unitcheck), 0x02, NULL, HFILL}}, { &hf_sbccs_dib_status_unit_exception, {"Unit Exception", "sbccs.status.unitexception", FT_BOOLEAN, 8, TFS(&tfs_sbccs_status_unitexception), 0x01, NULL, HFILL}}, { &hf_sbccs_dib_ctlparam, {"Control Parameters", "sbccs.ctlparam", FT_UINT24, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_sbccs_dib_ctlparam_rc, {"RC", "sbccs.ctlparam.rc", FT_BOOLEAN, 24, TFS(&tfs_sbccs_ctlparam_rc), 0x80, NULL, HFILL}}, { &hf_sbccs_dib_ctlparam_ru, {"RU", "sbccs.ctlparam.ru", FT_BOOLEAN, 24, TFS(&tfs_sbccs_ctlparam_ru), 0x10, NULL, HFILL}}, { &hf_sbccs_dib_ctlparam_ro, {"RO", "sbccs.ctlparam.ro", FT_BOOLEAN, 24, TFS(&tfs_sbccs_ctlparam_ro), 0x08, NULL, HFILL}}, { &hf_sbccs_dib_linkctlinfo, {"Link Control Information", "sbccs.linkctlinfo", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL}}, { &hf_sbccs_dib_linkctlinfo_ctcconn, {"CTC Conn", "sbccs.linkctlinfo.ctc_conn", FT_BOOLEAN, 16, TFS(&tfs_sbccs_linkctlinfo_ctcconn), 0x80, NULL, HFILL}}, { &hf_sbccs_dib_linkctlinfo_ecrcg, {"Enhanced CRC Generation", "sbccs.linkctlinfo.ecrcg", FT_BOOLEAN, 16, TFS(&tfs_sbccs_linkctlinfo_ecrcg), 0x01, NULL, HFILL}}, }; /* Setup protocol subtree array */ static gint *ett[] = { &ett_fc_sbccs, &ett_sbccs_iui, &ett_sbccs_dhflags, &ett_sbccs_dib_ccw_flags, &ett_sbccs_dib_cmdflags, &ett_sbccs_dib_statusflags, &ett_sbccs_dib_status, &ett_sbccs_dib_ctlparam, &ett_sbccs_dib_linkctlinfo, }; /* Register the protocol name and description */ proto_fc_sbccs = proto_register_protocol ("Fibre Channel Single Byte Command", "FC-SB3", "sb3"); /* Required function calls to register the header fields and subtrees used */ proto_register_field_array(proto_fc_sbccs, hf, array_length(hf)); proto_register_subtree_array(ett, array_length(ett)); } /* If this dissector uses sub-dissector registration add a registration routine. This format is required because a script is used to find these routines and create the code that calls these routines. */ void proto_reg_handoff_fcsbccs (void) { dissector_handle_t fc_sbccs_handle; fc_sbccs_handle = create_dissector_handle (dissect_fc_sbccs, proto_fc_sbccs); dissector_add_uint("fc.ftype", FC_FTYPE_SBCCS, fc_sbccs_handle); data_handle = find_dissector ("data"); }