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/* packet-infiniband_sdp.c
* Routines for Infiniband Sockets Direct Protocol dissection
* Copyright 2010 , Mellanox Technologies Ltd .
* Code by Amir Vadai and Slava Koyfman .
*
* Wireshark - Network traffic analyzer
* By Gerald Combs < gerald @ wireshark . org >
* Copyright 1998 Gerald Combs
*
* This program is free software ; you can redistribute it and / or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation ; either version 2 of the License , or
* ( at your option ) any later version .
*
* This program is distributed in the hope that it will be useful ,
* but WITHOUT ANY WARRANTY ; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE . See the
* GNU General Public License for more details .
*
* You should have received a copy of the GNU General Public License along
* with this program ; if not , write to the Free Software Foundation , Inc . ,
* 51 Franklin Street , Fifth Floor , Boston , MA 02110 - 1301 USA .
*/
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# include "config.h"
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# include <stdlib.h>
# include <errno.h>
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# include <epan/packet.h>
# include <epan/prefs.h>
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# include <epan/addr_resolv.h>
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# include <epan/conversation.h>
# include "packet-infiniband.h"
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void proto_register_ib_sdp ( void ) ;
void proto_reg_handoff_ib_sdp ( void ) ;
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/* If the service-id is non-zero after being ANDed with the following mask then
this is SDP traffic */
# define SERVICE_ID_MASK 0x0000000000010000
static int proto_infiniband = - 1 ; /* we'll need the Infiniband protocol index sometimes, so keep it here */
/* Initialize the protocol and registered fields... */
static int proto_ib_sdp = - 1 ;
/* IB SDP BSDH Header */
static int hf_ib_sdp_bsdh = - 1 ;
static int hf_ib_sdp_mid = - 1 ;
static int hf_ib_sdp_flags = - 1 ;
static int hf_ib_sdp_flags_oobpres = - 1 ;
static int hf_ib_sdp_flags_oob_pend = - 1 ;
static int hf_ib_sdp_flags_reqpipe = - 1 ;
static int hf_ib_sdp_len = - 1 ;
static int hf_ib_sdp_bufs = - 1 ;
static int hf_ib_sdp_mseq = - 1 ;
static int hf_ib_sdp_mseqack = - 1 ;
/* IB SDP Hello Header */
static int hf_ib_sdp_hh = - 1 ;
static int hf_ib_sdp_majv = - 1 ;
static int hf_ib_sdp_minv = - 1 ;
static int hf_ib_sdp_ipv = - 1 ;
static int hf_ib_sdp_cap = - 1 ;
static int hf_ib_sdp_cap_invalidate = - 1 ;
static int hf_ib_sdp_cap_extmaxadverts = - 1 ;
static int hf_ib_sdp_maxadverts = - 1 ;
static int hf_ib_sdp_desremrcvsz = - 1 ;
static int hf_ib_sdp_localrcvsz = - 1 ;
static int hf_ib_sdp_localport = - 1 ;
static int hf_ib_sdp_src_ip = - 1 ;
static int hf_ib_sdp_dst_ip = - 1 ;
static int hf_ib_sdp_extmaxadverts = - 1 ;
static int hf_ib_sdp_hah = - 1 ;
static int hf_ib_sdp_rwch = - 1 ;
static int hf_ib_sdp_rrch = - 1 ;
static int hf_ib_sdp_mch = - 1 ;
static int hf_ib_sdp_crbh = - 1 ;
static int hf_ib_sdp_crbah = - 1 ;
static int hf_ib_sdp_suspch = - 1 ;
static int hf_ib_sdp_sinkah = - 1 ;
static int hf_ib_sdp_srcah = - 1 ;
static int hf_ib_sdp_data = - 1 ;
/* Initialize the subtree pointers */
static gint ett_ib_sdp = - 1 ;
static gint ett_ib_sdp_bsdh = - 1 ;
static gint ett_ib_sdp_hh = - 1 ;
/* global preferences */
static gboolean gPREF_MAN_EN = FALSE ;
static gint gPREF_TYPE [ 2 ] = { 0 } ;
static const char * gPREF_ID [ 2 ] = { NULL } ;
static guint gPREF_QP [ 2 ] = { 0 } ;
/* source/destination addresses from preferences menu (parsed from gPREF_TYPE[?], gPREF_ID[?]) */
address manual_addr [ 2 ] ;
void * manual_addr_data [ 2 ] ;
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static const enum_val_t pref_address_types [ ] = {
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{ " lid " , " LID " , 0 } ,
{ " gid " , " GID " , 1 } ,
{ NULL , NULL , - 1 }
} ;
typedef enum {
Hello = 0x0 ,
HelloAck ,
DisConn ,
AbortConn ,
SendSm ,
RdmaWrCompl ,
RdmaRdCompl ,
ModeChange ,
SrcAvailCancel ,
SinkAvailCancel ,
SinkCancelAck ,
ChRcvBuf ,
ChRcvBufAck ,
SuspComm ,
SuspCommAck ,
SinkAvail = 0xfd ,
SrcAvail ,
Data
} message_by_mid_t ;
static const range_string mid_meanings [ ] = {
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{ Hello , Hello , " Hello " } ,
{ HelloAck , HelloAck , " HelloAck " } ,
{ DisConn , DisConn , " DisConn " } ,
{ AbortConn , AbortConn , " AbortConn " } ,
{ SendSm , SendSm , " SendSm " } ,
{ RdmaWrCompl , RdmaWrCompl , " RdmaWrCompl " } ,
{ RdmaRdCompl , RdmaRdCompl , " RdmaRdCompl " } ,
{ ModeChange , ModeChange , " ModeChange " } ,
{ SrcAvailCancel , SrcAvailCancel , " SrcAvailCancel " } ,
{ SinkAvailCancel , SinkAvailCancel , " SinkAvailCancel " } ,
{ SinkCancelAck , SinkCancelAck , " SinkCancelAck " } ,
{ ChRcvBuf , ChRcvBuf , " ChRcvBuf " } ,
{ ChRcvBufAck , ChRcvBufAck , " ChRcvBufAck " } ,
{ SuspComm , SuspComm , " SuspComm " } ,
{ SuspCommAck , SuspCommAck , " SuspCommAck " } ,
{ SinkAvail , SinkAvail , " SinkAvail " } ,
{ SrcAvail , SrcAvail , " SrcAvail " } ,
{ Data , Data , " Data " } ,
{ 0x00001111 , 0x00111111 , " Reserved " } ,
{ 0x01000000 , 0x01111111 , " Experimental " } ,
{ 0x10000000 , 0x11111100 , " Reserved " } ,
{ 0 , 0 , NULL }
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} ;
/* Code to actually dissect the packets */
static int
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dissect_ib_sdp ( tvbuff_t * tvb , packet_info * pinfo , proto_tree * tree , void * data _U_ )
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{
int local_offset = 0 ;
proto_item * SDP_header_item = NULL ;
proto_tree * SDP_header_tree = NULL ;
proto_item * SDP_BSDH_header_item = NULL ;
proto_tree * SDP_BSDH_header_tree = NULL ;
proto_item * SDP_EH_header_item = NULL ;
proto_tree * SDP_EH_header_tree = NULL ;
guint8 mid ;
conversation_t * conv ;
conversation_infiniband_data * convo_data = NULL ;
dissector_handle_t infiniband_handle ;
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if ( tvb_captured_length ( tvb ) < 16 ) /* check this has at least enough bytes for the BSDH */
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return 0 ;
if ( gPREF_MAN_EN ) {
/* If the manual settings are enabled see if this fits - in which case we can skip
the following checks entirely and go straight to dissecting */
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if ( ( addresses_equal ( & pinfo - > src , & manual_addr [ 0 ] ) & &
addresses_equal ( & pinfo - > dst , & manual_addr [ 1 ] ) & &
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( pinfo - > srcport = = 0xffffffff /* is unknown */ | | pinfo - > srcport = = gPREF_QP [ 0 ] ) & &
( pinfo - > destport = = 0xffffffff /* is unknown */ | | pinfo - > destport = = gPREF_QP [ 1 ] ) ) | |
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( addresses_equal ( & pinfo - > src , & manual_addr [ 1 ] ) & &
addresses_equal ( & pinfo - > dst , & manual_addr [ 0 ] ) & &
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( pinfo - > srcport = = 0xffffffff /* is unknown */ | | pinfo - > srcport = = gPREF_QP [ 1 ] ) & &
( pinfo - > destport = = 0xffffffff /* is unknown */ | | pinfo - > destport = = gPREF_QP [ 0 ] ) ) )
goto manual_override ;
}
/* first try to find a conversation between the two current hosts. in most cases this
will not work since we do not have the source QP . this WILL succeed when we ' re still
in the process of CM negotiations */
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conv = find_conversation ( pinfo - > num , & pinfo - > src , & pinfo - > dst ,
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PT_IBQP , pinfo - > srcport , pinfo - > destport , 0 ) ;
if ( ! conv ) {
/* if not, try to find an established RC channel. recall Infiniband conversations are
registered with one side of the channel . since the packet is only guaranteed to
contain the qpn of the destination , we ' ll use this */
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conv = find_conversation ( pinfo - > num , & pinfo - > dst , & pinfo - > dst ,
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PT_IBQP , pinfo - > destport , pinfo - > destport , NO_ADDR_B | NO_PORT_B ) ;
if ( ! conv )
return 0 ; /* nothing to do with no conversation context */
}
if ( proto_infiniband < 0 ) { /* first time - get the infiniband protocol index*/
infiniband_handle = find_dissector ( " infiniband " ) ;
if ( ! infiniband_handle )
return 0 ; /* no infiniband handle? can't get our proto-data; sorry, can't help you without this */
proto_infiniband = dissector_handle_get_protocol_index ( infiniband_handle ) ;
}
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convo_data = ( conversation_infiniband_data * ) conversation_get_proto_data ( conv , proto_infiniband ) ;
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if ( ! convo_data )
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return 0 ;
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if ( ! ( convo_data - > service_id & SERVICE_ID_MASK ) )
return 0 ; /* the service id doesn't match that of SDP - nothing for us to do here */
manual_override :
col_set_str ( pinfo - > cinfo , COL_PROTOCOL , " SDP " ) ;
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SDP_header_item = proto_tree_add_item ( tree , proto_ib_sdp , tvb , local_offset , - 1 , ENC_NA ) ;
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SDP_header_tree = proto_item_add_subtree ( SDP_header_item , ett_ib_sdp ) ;
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SDP_BSDH_header_item = proto_tree_add_item ( SDP_header_tree , hf_ib_sdp_bsdh , tvb , local_offset , 16 , ENC_NA ) ;
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SDP_BSDH_header_tree = proto_item_add_subtree ( SDP_BSDH_header_item , ett_ib_sdp_bsdh ) ;
mid = tvb_get_guint8 ( tvb , local_offset ) ;
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proto_tree_add_item ( SDP_BSDH_header_tree , hf_ib_sdp_mid , tvb , local_offset , 1 , ENC_BIG_ENDIAN ) ; local_offset + = 1 ;
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proto_tree_add_item ( SDP_BSDH_header_tree , hf_ib_sdp_flags , tvb , local_offset , 1 , ENC_BIG_ENDIAN ) ;
proto_tree_add_item ( SDP_BSDH_header_tree , hf_ib_sdp_flags_oobpres , tvb , local_offset , 2 , ENC_BIG_ENDIAN ) ;
proto_tree_add_item ( SDP_BSDH_header_tree , hf_ib_sdp_flags_oob_pend , tvb , local_offset , 4 , ENC_BIG_ENDIAN ) ;
proto_tree_add_item ( SDP_BSDH_header_tree , hf_ib_sdp_flags_reqpipe , tvb , local_offset , 4 , ENC_BIG_ENDIAN ) ; local_offset + = 1 ;
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proto_tree_add_item ( SDP_BSDH_header_tree , hf_ib_sdp_bufs , tvb , local_offset , 2 , ENC_BIG_ENDIAN ) ; local_offset + = 2 ;
proto_tree_add_item ( SDP_BSDH_header_tree , hf_ib_sdp_len , tvb , local_offset , 4 , ENC_BIG_ENDIAN ) ; local_offset + = 4 ;
proto_tree_add_item ( SDP_BSDH_header_tree , hf_ib_sdp_mseq , tvb , local_offset , 4 , ENC_BIG_ENDIAN ) ; local_offset + = 4 ;
proto_tree_add_item ( SDP_BSDH_header_tree , hf_ib_sdp_mseqack , tvb , local_offset , 4 , ENC_BIG_ENDIAN ) ; local_offset + = 4 ;
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switch ( mid ) {
case Hello :
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SDP_EH_header_item = proto_tree_add_item ( SDP_header_tree , hf_ib_sdp_hh , tvb , local_offset , 48 , ENC_NA ) ;
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SDP_EH_header_tree = proto_item_add_subtree ( SDP_EH_header_item , ett_ib_sdp_hh ) ;
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proto_tree_add_item ( SDP_EH_header_tree , hf_ib_sdp_majv , tvb , local_offset , 1 , ENC_BIG_ENDIAN ) ;
proto_tree_add_item ( SDP_EH_header_tree , hf_ib_sdp_minv , tvb , local_offset , 1 , ENC_BIG_ENDIAN ) ; local_offset + = 1 ;
proto_tree_add_item ( SDP_EH_header_tree , hf_ib_sdp_ipv , tvb , local_offset , 1 , ENC_BIG_ENDIAN ) ;
proto_tree_add_item ( SDP_EH_header_tree , hf_ib_sdp_cap , tvb , local_offset , 1 , ENC_BIG_ENDIAN ) ;
proto_tree_add_item ( SDP_EH_header_tree , hf_ib_sdp_cap_invalidate , tvb , local_offset , 1 , ENC_BIG_ENDIAN ) ;
proto_tree_add_item ( SDP_EH_header_tree , hf_ib_sdp_cap_extmaxadverts , tvb , local_offset , 1 , ENC_BIG_ENDIAN ) ; local_offset + = 1 ;
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local_offset + = 1 ; /* skip reserved */
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proto_tree_add_item ( SDP_EH_header_tree , hf_ib_sdp_maxadverts , tvb , local_offset , 1 , ENC_BIG_ENDIAN ) ; local_offset + = 1 ;
proto_tree_add_item ( SDP_EH_header_tree , hf_ib_sdp_desremrcvsz , tvb , local_offset , 4 , ENC_BIG_ENDIAN ) ; local_offset + = 4 ;
proto_tree_add_item ( SDP_EH_header_tree , hf_ib_sdp_localrcvsz , tvb , local_offset , 4 , ENC_BIG_ENDIAN ) ; local_offset + = 4 ;
proto_tree_add_item ( SDP_EH_header_tree , hf_ib_sdp_localport , tvb , local_offset , 2 , ENC_BIG_ENDIAN ) ; local_offset + = 2 ;
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local_offset + = 2 ; /* skip reserved */
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proto_tree_add_item ( SDP_EH_header_tree , hf_ib_sdp_src_ip , tvb , local_offset , 16 , ENC_NA ) ; local_offset + = 16 ;
proto_tree_add_item ( SDP_EH_header_tree , hf_ib_sdp_dst_ip , tvb , local_offset , 16 , ENC_NA ) ; local_offset + = 16 ;
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local_offset + = 2 ; /* skip reserved */
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proto_tree_add_item ( SDP_EH_header_tree , hf_ib_sdp_extmaxadverts , tvb , local_offset , 2 , ENC_BIG_ENDIAN ) ; /*local_offset += 2;*/
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break ;
case HelloAck :
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proto_tree_add_item ( SDP_header_tree , hf_ib_sdp_hah , tvb , local_offset , 48 , ENC_NA ) ;
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break ;
case DisConn :
break ;
case AbortConn :
break ;
case SendSm :
break ;
case RdmaWrCompl :
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proto_tree_add_item ( SDP_header_tree , hf_ib_sdp_rwch , tvb , local_offset , 48 , ENC_NA ) ;
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break ;
case RdmaRdCompl :
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proto_tree_add_item ( SDP_header_tree , hf_ib_sdp_rrch , tvb , local_offset , 48 , ENC_NA ) ;
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break ;
case ModeChange :
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proto_tree_add_item ( SDP_BSDH_header_tree , hf_ib_sdp_mch , tvb , local_offset , 48 , ENC_NA ) ;
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break ;
case SrcAvailCancel :
break ;
case SinkAvailCancel :
break ;
case SinkCancelAck :
break ;
case ChRcvBuf :
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proto_tree_add_item ( SDP_header_tree , hf_ib_sdp_crbh , tvb , local_offset , 48 , ENC_NA ) ;
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break ;
case ChRcvBufAck :
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proto_tree_add_item ( SDP_header_tree , hf_ib_sdp_crbah , tvb , local_offset , 48 , ENC_NA ) ;
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break ;
case SuspComm :
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proto_tree_add_item ( SDP_header_tree , hf_ib_sdp_suspch , tvb , local_offset , 48 , ENC_NA ) ;
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break ;
case SuspCommAck :
break ;
case SinkAvail :
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proto_tree_add_item ( SDP_header_tree , hf_ib_sdp_sinkah , tvb , local_offset , 48 , ENC_NA ) ;
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break ;
case SrcAvail :
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proto_tree_add_item ( SDP_header_tree , hf_ib_sdp_srcah , tvb , local_offset , 48 , ENC_NA ) ;
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break ;
case Data :
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proto_tree_add_item ( SDP_header_tree , hf_ib_sdp_data , tvb , local_offset , - 1 , ENC_NA ) ;
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break ;
default :
break ;
}
col_append_fstr ( pinfo - > cinfo , COL_INFO , " (SDP %s) " ,
rval_to_str ( mid , mid_meanings , " Unknown " ) ) ;
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return tvb_captured_length ( tvb ) ;
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}
void
proto_register_ib_sdp ( void )
{
module_t * ib_sdp_module ;
static hf_register_info hf [ ] = {
/* SDP BSDH Header */
{ & hf_ib_sdp_bsdh , {
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" BSDH " , " infiniband_sdp.bsdh " ,
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FT_NONE , BASE_NONE , NULL , 0x0 , NULL , HFILL }
} ,
{ & hf_ib_sdp_mid , {
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" MID " , " infiniband_sdp.bsdh.mid " ,
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FT_UINT8 , BASE_HEX | BASE_RANGE_STRING , RVALS ( mid_meanings ) , 0x0 , NULL , HFILL }
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} ,
{ & hf_ib_sdp_flags , {
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" Flags " , " infiniband_sdp.bsdh.flags " ,
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FT_UINT8 , BASE_HEX , NULL , 0x0 , NULL , HFILL }
} ,
{ & hf_ib_sdp_flags_oobpres , {
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" OOB_PRES " , " infiniband_sdp.bsdh.oobpres " ,
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FT_UINT8 , BASE_HEX , NULL , 0x1 , " Out-Of-Band Data is present " , HFILL }
} ,
{ & hf_ib_sdp_flags_oob_pend , {
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" OOB_PEND " , " infiniband_sdp.bsdh.oobpend " ,
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FT_UINT8 , BASE_HEX , NULL , 0x2 , " Out-Of-Band Data is pending " , HFILL }
} ,
{ & hf_ib_sdp_flags_reqpipe , {
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" REQ_PIPE " , " infiniband_sdp.bsdh.reqpipe " ,
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FT_UINT8 , BASE_HEX , NULL , 0x4 , " Request change to Pipelined Mode " , HFILL }
} ,
{ & hf_ib_sdp_bufs , {
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" Buffers " , " infiniband_sdp.bsdh.bufs " ,
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FT_UINT16 , BASE_DEC , NULL , 0x0 , NULL , HFILL }
} ,
{ & hf_ib_sdp_len , {
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" Length " , " infiniband_sdp.bsdh.len " ,
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FT_UINT32 , BASE_DEC , NULL , 0x0 , NULL , HFILL }
} ,
{ & hf_ib_sdp_mseq , {
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" MSeq " , " infiniband_sdp.bsdh.mseq " ,
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FT_UINT32 , BASE_HEX , NULL , 0x0 , " Message Sequence Number " , HFILL }
} ,
{ & hf_ib_sdp_mseqack , {
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" MSeqAck " , " infiniband_sdp.bsdh.mseqack " ,
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FT_UINT32 , BASE_HEX , NULL , 0x0 , " Message Sequence Number Acknowledgement " , HFILL }
} ,
/* SDP Hello Header */
{ & hf_ib_sdp_hh , {
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" Hello Header " , " infiniband_sdp.hh " ,
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FT_NONE , BASE_NONE , NULL , 0x00 , NULL , HFILL }
} ,
{ & hf_ib_sdp_majv , {
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" Major Protocol Version Number " , " infiniband_sdp.hh.majv " ,
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FT_UINT8 , BASE_HEX , NULL , 0xf0 , NULL , HFILL }
} ,
{ & hf_ib_sdp_minv , {
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" Minor Protocol Version Number " , " infiniband_sdp.hh.minv " ,
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FT_UINT8 , BASE_HEX , NULL , 0x0f , NULL , HFILL }
} ,
{ & hf_ib_sdp_ipv ,
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{ " IP version " , " infiniband_sdp.hh.ipv " ,
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FT_UINT8 , BASE_HEX , NULL , 0xf0 , NULL , HFILL }
} ,
{ & hf_ib_sdp_cap , {
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" Capabilities " , " infiniband_sdp.hh.cap " ,
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FT_UINT8 , BASE_HEX , NULL , 0x0f , NULL , HFILL }
} ,
{ & hf_ib_sdp_cap_invalidate , {
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" INVALIDATE_CAP " , " infiniband_sdp.hh.cap_invalidate " ,
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FT_UINT8 , BASE_HEX , NULL , 0x1 , " Supports incoming Send w/Invalidate opcode " , HFILL }
} ,
{ & hf_ib_sdp_cap_extmaxadverts , {
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" EXTENDED_MAXADVERTS " , " infiniband_sdp.hh.cap_extmaxadverts " ,
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FT_UINT8 , BASE_HEX , NULL , 0x2 , " Extended MaxAdverts is used " , HFILL }
} ,
{ & hf_ib_sdp_maxadverts , {
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" Maximum Advertisements " , " infiniband_sdp.hh.maxadverts " ,
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FT_UINT8 , BASE_HEX , NULL , 0x0 , NULL , HFILL }
} ,
{ & hf_ib_sdp_desremrcvsz , {
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" DesRemRcvSz " , " infiniband_sdp.hh.desremrcvsz " ,
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FT_UINT32 , BASE_DEC , NULL , 0x0 , " Desired Remote Receive Size " , HFILL }
} ,
{ & hf_ib_sdp_localrcvsz ,
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{ " LocalRcvSz " , " infiniband_sdp.hh.localrcvsz " ,
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FT_UINT32 , BASE_DEC , NULL , 0x0 , " Local Receive Size " , HFILL }
} ,
{ & hf_ib_sdp_localport , {
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" Local Port " , " infiniband_sdp.hh.localport " ,
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FT_UINT16 , BASE_DEC , NULL , 0x0 , NULL , HFILL }
} ,
{ & hf_ib_sdp_src_ip , {
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" Source IP " , " infiniband_sdp.hh.src_ip " ,
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FT_IPv6 , BASE_NONE , NULL , 0x0 , NULL , HFILL }
} ,
{ & hf_ib_sdp_dst_ip , {
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" Destination IP " , " infiniband_sdp.hh.dst_ip " ,
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FT_IPv6 , BASE_NONE , NULL , 0x0 , NULL , HFILL }
} ,
{ & hf_ib_sdp_extmaxadverts , {
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" Extended MaxAdverts " , " infiniband_sdp.hh.extmaxadverts " ,
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FT_UINT16 , BASE_HEX , NULL , 0x0 , NULL , HFILL }
} ,
/* Rest of Headers */
{ & hf_ib_sdp_hah , {
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" HelloAck Header " , " infiniband_sdp.hah " ,
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FT_NONE , BASE_NONE , NULL , 0x00 , NULL , HFILL }
} ,
{ & hf_ib_sdp_rwch , {
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" RdmaWrCompl Header " , " infiniband_sdp.rwch " ,
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FT_NONE , BASE_NONE , NULL , 0x00 , " RDMA Write Complete " , HFILL }
} ,
{ & hf_ib_sdp_rrch , {
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" RdmaRdCompl Header " , " infiniband_sdp.rrch " ,
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FT_NONE , BASE_NONE , NULL , 0x00 , " RDMA Read Complete " , HFILL }
} ,
{ & hf_ib_sdp_mch , {
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" ModeChange Header " , " infiniband_sdp.mch " ,
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FT_NONE , BASE_NONE , NULL , 0x00 , NULL , HFILL }
} ,
{ & hf_ib_sdp_crbh , {
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" ChRcvBuf Header " , " infiniband_sdp.crbh " ,
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FT_NONE , BASE_NONE , NULL , 0x00 , " Change Receive private Buffer size " , HFILL }
} ,
{ & hf_ib_sdp_crbah , {
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" ChRcvBufAck Header " , " infiniband_sdp.crbah " ,
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FT_NONE , BASE_NONE , NULL , 0x00 , " Change Receive private Buffer size Acknowledgement " , HFILL }
} ,
{ & hf_ib_sdp_suspch , {
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" SuspComm Header " , " infiniband_sdp.suspch " ,
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FT_NONE , BASE_NONE , NULL , 0x00 , " Suspend Communication " , HFILL }
} ,
{ & hf_ib_sdp_sinkah , {
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" SinkAvail Header " , " infiniband_sdp.sinkah " ,
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FT_NONE , BASE_NONE , NULL , 0x00 , " Data Sink Available " , HFILL }
} ,
{ & hf_ib_sdp_srcah , {
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" SrcAvail Header " , " infiniband_sdp.srcah " ,
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FT_NONE , BASE_NONE , NULL , 0x00 , " Data Source Available " , HFILL }
} ,
{ & hf_ib_sdp_data , {
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" Data " , " infiniband_sdp.Data " ,
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FT_NONE , BASE_NONE , NULL , 0x0 , NULL , HFILL }
}
} ;
/* Setup protocol subtree array */
static gint * ett [ ] = {
& ett_ib_sdp ,
& ett_ib_sdp_bsdh ,
& ett_ib_sdp_hh ,
} ;
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proto_ib_sdp = proto_register_protocol ( " Infiniband Sockets Direct Protocol " , " Infiniband SDP " , " infiniband_sdp " ) ;
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register_dissector ( " infiniband_sdp " , dissect_ib_sdp , proto_ib_sdp ) ;
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/* Required function calls to register the header fields and subtrees used */
proto_register_field_array ( proto_ib_sdp , hf , array_length ( hf ) ) ;
proto_register_subtree_array ( ett , array_length ( ett ) ) ;
/* Register preferences */
ib_sdp_module = prefs_register_protocol ( proto_ib_sdp , proto_reg_handoff_ib_sdp ) ;
prefs_register_bool_preference ( ib_sdp_module , " manual_en " , " Enable manual settings " ,
" Check to treat all traffic between the configured source/destination as SDP " ,
& gPREF_MAN_EN ) ;
prefs_register_static_text_preference ( ib_sdp_module , " addr_a " , " Address A " ,
" Side A of the manually-configured connection " ) ;
prefs_register_enum_preference ( ib_sdp_module , " addr_a_type " , " Address Type " ,
" Type of address specified " , & gPREF_TYPE [ 0 ] , pref_address_types , FALSE ) ;
prefs_register_string_preference ( ib_sdp_module , " addr_a_id " , " ID " ,
" LID/GID of address A " , & gPREF_ID [ 0 ] ) ;
prefs_register_uint_preference ( ib_sdp_module , " addr_a_qp " , " QP Number " ,
" QP Number for address A " , 10 , & gPREF_QP [ 0 ] ) ;
prefs_register_static_text_preference ( ib_sdp_module , " addr_b " , " Address B " ,
" Side B of the manually-configured connection " ) ;
prefs_register_enum_preference ( ib_sdp_module , " addr_b_type " , " Address Type " ,
" Type of address specified " , & gPREF_TYPE [ 1 ] , pref_address_types , FALSE ) ;
prefs_register_string_preference ( ib_sdp_module , " addr_b_id " , " ID " ,
" LID/GID of address B " , & gPREF_ID [ 1 ] ) ;
prefs_register_uint_preference ( ib_sdp_module , " addr_b_qp " , " QP Number " ,
" QP Number for address B " , 10 , & gPREF_QP [ 1 ] ) ;
}
void
proto_reg_handoff_ib_sdp ( void )
{
static gboolean initialized = FALSE ;
if ( ! initialized ) {
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heur_dissector_add ( " infiniband.payload " , dissect_ib_sdp , " Infiniband SDP " , " sdp_infiniband " , proto_ib_sdp , HEURISTIC_ENABLE ) ;
heur_dissector_add ( " infiniband.mad.cm.private " , dissect_ib_sdp , " Infiniband SDP in PrivateData of CM packets " , " sdp_ib_private " , proto_ib_sdp , HEURISTIC_ENABLE ) ;
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/* allocate enough space in the addresses to store the largest address (a GID) */
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manual_addr_data [ 0 ] = wmem_alloc ( wmem_epan_scope ( ) , GID_SIZE ) ;
manual_addr_data [ 1 ] = wmem_alloc ( wmem_epan_scope ( ) , GID_SIZE ) ;
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initialized = TRUE ;
}
if ( gPREF_MAN_EN ) {
/* the manual setting is enabled, so parse the settings into the address type */
gboolean error_occured = FALSE ;
char * not_parsed ;
int i ;
for ( i = 0 ; i < 2 ; i + + ) {
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if ( gPREF_ID [ i ] [ 0 ] = = ' \0 ' ) {
error_occured = TRUE ;
} else if ( gPREF_TYPE [ i ] = = 0 ) { /* LID */
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errno = 0 ; /* reset any previous error indicators */
* ( ( guint16 * ) manual_addr_data [ i ] ) = ( guint16 ) strtoul ( gPREF_ID [ i ] , & not_parsed , 0 ) ;
if ( errno | | * not_parsed ! = ' \0 ' ) {
error_occured = TRUE ;
} else {
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set_address ( & manual_addr [ i ] , AT_IB , sizeof ( guint16 ) , manual_addr_data [ i ] ) ;
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}
} else { /* GID */
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if ( ! str_to_ip6 ( gPREF_ID [ i ] , manual_addr_data [ i ] ) ) {
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error_occured = TRUE ;
} else {
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set_address ( & manual_addr [ i ] , AT_IB , GID_SIZE , manual_addr_data [ i ] ) ;
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}
}
if ( error_occured ) {
/* an invalid id was specified - disable manual settings until it's fixed */
gPREF_MAN_EN = FALSE ;
break ;
}
}
}
}
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/*
* Editor modelines - http : //www.wireshark.org/tools/modelines.html
*
* Local variables :
* c - basic - offset : 4
* tab - width : 8
* indent - tabs - mode : nil
* End :
*
* vi : set shiftwidth = 4 tabstop = 8 expandtab :
* : indentSize = 4 : tabSize = 8 : noTabs = true :
*/