diff options
Diffstat (limited to 'epan/dissectors/packet-fclctl.c')
| -rw-r--r-- | epan/dissectors/packet-fclctl.c | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/epan/dissectors/packet-fclctl.c b/epan/dissectors/packet-fclctl.c new file mode 100644 index 0000000000..fbb7ecf298 --- /dev/null +++ b/epan/dissectors/packet-fclctl.c @@ -0,0 +1,176 @@ +/* packet-fclctl.c + * Routines for FC Link Control Frames + * Copyright 2001, Dinesh G Dutt <ddutt@cisco.com> + * + * $Id$ + * + * Ethereal - Network traffic analyzer + * By Gerald Combs <gerald@ethereal.com> + * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#ifdef HAVE_CONFIG_H +# include "config.h" +#endif + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#ifdef HAVE_SYS_TYPES_H +# include <sys/types.h> +#endif + +#ifdef HAVE_NETINET_IN_H +# include <netinet/in.h> +#endif + +#include <glib.h> + +#ifdef NEED_SNPRINTF_H +# include "snprintf.h" +#endif + +#include <epan/packet.h> +#include "etypes.h" +#include "packet-fc.h" +#include "packet-fclctl.h" + +const value_string fc_lctl_proto_val[] = { + {FC_LCTL_ACK1 , "ACK1"}, + {FC_LCTL_ACK0 , "ACK0"}, + {FC_LCTL_PRJT , "P_RJT"}, + {FC_LCTL_FRJT , "F_RJT"}, + {FC_LCTL_PBSY , "P_BSY"}, + {FC_LCTL_FBSYL , "F_BSY (Data frame)"}, + {FC_LCTL_FBSYB , "F_BSY (Link Ctl)"}, + {FC_LCTL_LCR , "LCR"}, + {FC_LCTL_NTY , "NTY"}, + {FC_LCTL_END , "END"}, + {0, NULL}, +}; + +static const value_string fc_lctl_fbsy_val[] = { + {FC_LCTL_FBSY_FBSY, "Fabric Busy"}, + {FC_LCTL_FBSY_NBSY, "N_Port Busy"}, + {0, NULL} +}; + +static const value_string fc_lctl_pbsy_acode_val[] = { + {FC_LCTL_PBSY_ACODE_SEQBSY, "Sequence Marked Busy"}, + {FC_LCTL_PBSY_ACODE_C2BSY, "Class 2 Frame Busy"}, + {0, NULL}, +}; + +static const value_string fc_lctl_pbsy_rjt_val[] = { + {FC_LCTL_PBSY_PORTBSY , "Physical N_Port Busy"}, + {FC_LCTL_PBSY_RSRCBSY , "N_Port Resource Busy"}, + {FC_LCTL_PBSY_MCASTBSY, "Partial Multicast Busy"}, + {FC_LCTL_PBSY_VENDBSY , "Vendor unique Busy"}, + {0, NULL}, +}; + +static const value_string fc_lctl_rjt_acode_val[] = { + {FC_LCTL_RJT_ACODE_RETRY, "Retryable Error"}, + {FC_LCTL_RJT_ACODE_NORETRY, "Non-retryable Error"}, + {0, NULL}, +}; + +static const value_string fc_lctl_rjt_val[] = { + {FC_LCTL_RJT_INVSID , "Invalid S_ID"}, + {FC_LCTL_RJT_INVDID , "Invalid D_ID"}, + {FC_LCTL_RJT_NPORT_NOTAVAIL_T , "N_Port Not Avail (Temporary)"}, + {FC_LCTL_RJT_NPORT_NOTAVAIL_P , "N_Port Not Avail (Permanent)"}, + {FC_LCTL_RJT_CLASS_NOTSUPP , "Class Not Supported"}, + {FC_LCTL_RJT_DELIM_USERR , "Delimiter Usage Error"}, + {FC_LCTL_RJT_TYPE_NOTSUPP , "Type Not Supported"}, + {FC_LCTL_RJT_INV_LCTL , "Invalid Link Ctl Frame"}, + {FC_LCTL_RJT_INV_RCTL , "Invalid R_CTL"}, + {FC_LCTL_RJT_INV_FCTL , "Invalid F_CTL"}, + {FC_LCTL_RJT_INV_OXID , "Invalid OX_ID"}, + {FC_LCTL_RJT_INV_RXID , "Invalid RX_ID"}, + {FC_LCTL_RJT_INV_SEQID , "Invalid SEQID"}, + {FC_LCTL_RJT_INV_DFCTL , "Invalid DF_CTL"}, + {FC_LCTL_RJT_INV_SEQCNT , "Invalid SEQCNT"}, + {FC_LCTL_RJT_INV_PARAM , "Invalid Parameter"}, + {FC_LCTL_RJT_EXCHG_ERR , "Exchange Error"}, + {FC_LCTL_RJT_PROTO_ERR , "Protocol Error"}, + {FC_LCTL_RJT_INV_LEN , "Incorrect Length"}, + {FC_LCTL_RJT_UNEXP_ACK , "Unexpected ACK"}, + {FC_LCTL_RJT_CLS_NOTSUPP , "Class Not Supported by Entity at 0xFFFFFE"}, + {FC_LCTL_RJT_LOGI_REQD , "Login Required"}, + {FC_LCTL_RJT_TOOMANY_SEQ , "Excessive Sequences Attempted"}, + {FC_LCTL_RJT_EXCHG_NOTESTD , "Exchange Not Established"}, + {FC_LCTL_RJT_RSVD , "Reserved"}, + {FC_LCTL_RJT_FPATH_NOTAVAIL , "Fabric Path Not Available"}, + {FC_LCTL_RJT_INV_VCID , "Invalid VC_ID"}, + {FC_LCTL_RJT_INV_CSCTL , "Invalid CS_CTL"}, + {FC_LCTL_RJT_OORSRC , "Insufficient Resources of VC (Class 4)"}, + {FC_LCTL_RJT_INV_CLASS , "Invalid Class of Service"}, + {FC_LCTL_RJT_PRMPT_RJT , "Preemption Request Rejected"}, + {FC_LCTL_RJT_PRMPT_DIS , "Preemption Not Enabled"}, + {FC_LCTL_RJT_MCAST_ERR , "Multicast Error"}, + {FC_LCTL_RJT_MCAST_TERM , "Multicast Error Terminate"}, + {FC_LCTL_RJT_PRLI_REQD , "PRLI Required"}, + {FC_LCTL_RJT_VEND_ERR , "Vendor Unique Error"}, + {0, NULL}, +}; + +static gchar errstr[64]; + +gchar * +fclctl_get_typestr (guint8 linkctl_type, guint8 type) +{ + if ((linkctl_type == FC_LCTL_FBSYB) || + (linkctl_type == FC_LCTL_FBSYL)) { + return (val_to_str ((type & 0xF0), fc_lctl_fbsy_val, "0x%x")); + } + else return ("\0"); +} + +gchar * +fclctl_get_paramstr (guint32 linkctl_type, guint32 param) +{ + int len; + + errstr[0] = '\0'; + + if (linkctl_type == FC_LCTL_PBSY) { + strcpy (errstr, val_to_str (((param & 0xFF000000) >> 24), + fc_lctl_pbsy_acode_val, "0x%x")); + len = strlen (errstr); + strcpy (&errstr[len], ", "); + len = strlen (errstr); + strcpy (&errstr[len], + val_to_str (((param & 0x00FF0000) >> 16), + fc_lctl_pbsy_rjt_val, "0x%x")); + } + else if ((linkctl_type == FC_LCTL_FRJT) || + (linkctl_type == FC_LCTL_PRJT)) { + strcpy (errstr, + val_to_str (((param & 0xFF000000) >> 24), + fc_lctl_rjt_acode_val, "0x%x")); + len = strlen (errstr); + strcpy (&errstr[len], ", "); + len = strlen (errstr); + strcpy (&errstr[len], + val_to_str (((param & 0x00FF0000) >> 16), fc_lctl_rjt_val, + "%x")); + } + + return (errstr); +} |