forked from osmocom/wireshark
177 lines
6.1 KiB
C
177 lines
6.1 KiB
C
/* packet-fclctl.c
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* Routines for FC Link Control Frames
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* Copyright 2001, Dinesh G Dutt <ddutt@cisco.com>
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*
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* $Id: packet-fclctl.c,v 1.2 2003/06/30 21:50:17 guy Exp $
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*
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* Ethereal - Network traffic analyzer
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* By Gerald Combs <gerald@ethereal.com>
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* Copyright 1998 Gerald Combs
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#ifdef HAVE_SYS_TYPES_H
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# include <sys/types.h>
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#endif
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#ifdef HAVE_NETINET_IN_H
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# include <netinet/in.h>
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#endif
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#include <glib.h>
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#ifdef NEED_SNPRINTF_H
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# include "snprintf.h"
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#endif
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#include <epan/packet.h>
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#include "etypes.h"
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#include "packet-fc.h"
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#include "packet-fclctl.h"
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const value_string fc_lctl_proto_val[] = {
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{FC_LCTL_ACK1 , "ACK1"},
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{FC_LCTL_ACK0 , "ACK0"},
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{FC_LCTL_PRJT , "P_RJT"},
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{FC_LCTL_FRJT , "F_RJT"},
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{FC_LCTL_PBSY , "P_BSY"},
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{FC_LCTL_FBSYL , "F_BSY (Data frame)"},
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{FC_LCTL_FBSYB , "F_BSY (Link Ctl)"},
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{FC_LCTL_LCR , "LCR"},
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{FC_LCTL_NTY , "NTY"},
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{FC_LCTL_END , "END"},
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{0, NULL},
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};
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static const value_string fc_lctl_fbsy_val[] = {
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{FC_LCTL_FBSY_FBSY, "Fabric Busy"},
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{FC_LCTL_FBSY_NBSY, "N_Port Busy"},
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{0, NULL}
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};
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static const value_string fc_lctl_pbsy_acode_val[] = {
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{FC_LCTL_PBSY_ACODE_SEQBSY, "Sequence Marked Busy"},
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{FC_LCTL_PBSY_ACODE_C2BSY, "Class 2 Frame Busy"},
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{0, NULL},
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};
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static const value_string fc_lctl_pbsy_rjt_val[] = {
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{FC_LCTL_PBSY_PORTBSY , "Physical N_Port Busy"},
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{FC_LCTL_PBSY_RSRCBSY , "N_Port Resource Busy"},
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{FC_LCTL_PBSY_MCASTBSY, "Partial Multicast Busy"},
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{FC_LCTL_PBSY_VENDBSY , "Vendor unique Busy"},
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{0, NULL},
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};
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static const value_string fc_lctl_rjt_acode_val[] = {
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{FC_LCTL_RJT_ACODE_RETRY, "Retryable Error"},
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{FC_LCTL_RJT_ACODE_NORETRY, "Non-retryable Error"},
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{0, NULL},
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};
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static const value_string fc_lctl_rjt_val[] = {
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{FC_LCTL_RJT_INVSID , "Invalid S_ID"},
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{FC_LCTL_RJT_INVDID , "Invalid D_ID"},
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{FC_LCTL_RJT_NPORT_NOTAVAIL_T , "N_Port Not Avail (Temporary)"},
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{FC_LCTL_RJT_NPORT_NOTAVAIL_P , "N_Port Not Avail (Permanent)"},
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{FC_LCTL_RJT_CLASS_NOTSUPP , "Class Not Supported"},
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{FC_LCTL_RJT_DELIM_USERR , "Delimiter Usage Error"},
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{FC_LCTL_RJT_TYPE_NOTSUPP , "Type Not Supported"},
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{FC_LCTL_RJT_INV_LCTL , "Invalid Link Ctl Frame"},
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{FC_LCTL_RJT_INV_RCTL , "Invalid R_CTL"},
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{FC_LCTL_RJT_INV_FCTL , "Invalid F_CTL"},
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{FC_LCTL_RJT_INV_OXID , "Invalid OX_ID"},
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{FC_LCTL_RJT_INV_RXID , "Invalid RX_ID"},
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{FC_LCTL_RJT_INV_SEQID , "Invalid SEQID"},
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{FC_LCTL_RJT_INV_DFCTL , "Invalid DF_CTL"},
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{FC_LCTL_RJT_INV_SEQCNT , "Invalid SEQCNT"},
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{FC_LCTL_RJT_INV_PARAM , "Invalid Parameter"},
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{FC_LCTL_RJT_EXCHG_ERR , "Exchange Error"},
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{FC_LCTL_RJT_PROTO_ERR , "Protocol Error"},
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{FC_LCTL_RJT_INV_LEN , "Incorrect Length"},
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{FC_LCTL_RJT_UNEXP_ACK , "Unexpected ACK"},
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{FC_LCTL_RJT_CLS_NOTSUPP , "Class Not Supported by Entity at 0xFFFFFE"},
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{FC_LCTL_RJT_LOGI_REQD , "Login Required"},
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{FC_LCTL_RJT_TOOMANY_SEQ , "Excessive Sequences Attempted"},
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{FC_LCTL_RJT_EXCHG_NOTESTD , "Exchange Not Established"},
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{FC_LCTL_RJT_RSVD , "Reserved"},
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{FC_LCTL_RJT_FPATH_NOTAVAIL , "Fabric Path Not Available"},
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{FC_LCTL_RJT_INV_VCID , "Invalid VC_ID"},
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{FC_LCTL_RJT_INV_CSCTL , "Invalid CS_CTL"},
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{FC_LCTL_RJT_OORSRC , "Insufficient Resources of VC (Class 4)"},
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{FC_LCTL_RJT_INV_CLASS , "Invalid Class of Service"},
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{FC_LCTL_RJT_PRMPT_RJT , "Preemption Request Rejected"},
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{FC_LCTL_RJT_PRMPT_DIS , "Preemption Not Enabled"},
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{FC_LCTL_RJT_MCAST_ERR , "Multicast Error"},
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{FC_LCTL_RJT_MCAST_TERM , "Multicast Error Terminate"},
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{FC_LCTL_RJT_PRLI_REQD , "PRLI Required"},
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{FC_LCTL_RJT_VEND_ERR , "Vendor Unique Error"},
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{0, NULL},
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};
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static gchar errstr[64];
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gchar *
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fclctl_get_typestr (guint8 linkctl_type, guint8 type)
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{
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if ((linkctl_type == FC_LCTL_FBSYB) ||
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(linkctl_type == FC_LCTL_FBSYL)) {
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return (val_to_str ((type & 0xF0), fc_lctl_fbsy_val, "0x%x"));
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}
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else return ("\0");
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}
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gchar *
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fclctl_get_paramstr (guint32 linkctl_type, guint32 param)
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{
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int len;
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errstr[0] = '\0';
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if (linkctl_type == FC_LCTL_PBSY) {
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strcpy (errstr, val_to_str (((param & 0xFF000000) >> 24),
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fc_lctl_pbsy_acode_val, "0x%x"));
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len = strlen (errstr);
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strcpy (&errstr[len], ", ");
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len = strlen (errstr);
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strcpy (&errstr[len],
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val_to_str (((param & 0x00FF0000) >> 16),
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fc_lctl_pbsy_rjt_val, "0x%x"));
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}
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else if ((linkctl_type == FC_LCTL_FRJT) ||
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(linkctl_type == FC_LCTL_PRJT)) {
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strcpy (errstr,
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val_to_str (((param & 0xFF000000) >> 24),
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fc_lctl_rjt_acode_val, "0x%x"));
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len = strlen (errstr);
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strcpy (&errstr[len], ", ");
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len = strlen (errstr);
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strcpy (&errstr[len],
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val_to_str (((param & 0x00FF0000) >> 16), fc_lctl_rjt_val,
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"%x"));
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}
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return (errstr);
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}
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