/* netscaler.c * * Wiretap Library * Copyright (c) 2006 by Ravi Kondamuru * * 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. */ #include "config.h" #include #include #include "wtap-int.h" #include "file_wrappers.h" #include "netscaler.h" /* Defines imported from netscaler code: nsperfrc.h */ #define NSPR_SIGSTR_V10 "NetScaler Performance Data" #define NSPR_SIGSTR_V20 "NetScaler V20 Performance Data" #define NSPR_SIGSTR NSPR_SIGSTR_V20 #define NSPR_SIGSTR_V30 "Netscaler V30 Performance Data" #define NSPR_SIGSTR_V35 "Netscaler V35 Performance Data" /* Defined but not used */ #define NSPR_SIGSTR_V21 "NetScaler V21 Performance Data" #define NSPR_SIGSTR_V22 "NetScaler V22 Performance Data" /* * NetScaler trace files are divided into 8K pages, with each page * containing one or more records. The last page of the file * might be less than 8K bytes. * * Records are not split across page boundaries; if a record doesn't * fit in what remains in a page, the page is padded with null bytes * and the next record is put at the beginning of the next page. * A record type value of 0 means "unused space", so if there are * enough null bytes to constitute a record type value, it will * look as if there's an "unused space" record (which has no fields * other than the type and zero or more additional padding bytes). */ #define NSPR_PAGESIZE 8192 #define NSPR_PAGESIZE_TRACE (2*NSPR_PAGESIZE) /* The different record types ** NOTE: The Record Type is two byte fields and unused space is recognized by ** either bytes being zero, therefore no record should any byte value as ** zero. ** ** New Performance Record Type is only one byte. */ #define NSPR_UNUSEDSPACE_V10 0x0000 /* rest of the page is unused */ #define NSPR_UNUSEDSPACE_V20 0x00 /* rest of the page is unused */ #define NSPR_SIGNATURE_V10 0x0101 /* signature */ #define NSPR_SIGNATURE_V20 0x01 /* signature */ #define NSPR_SIGNATURE_V30 NSPR_SIGNATURE_V20 #define NSPR_SIGNATURE_V35 NSPR_SIGNATURE_V20 #define NSPR_ABSTIME_V10 0x0107 /* data capture time in secs from 1970*/ #define NSPR_ABSTIME_V20 0x07 /* data capture time in secs from 1970*/ #define NSPR_RELTIME_V10 0x0108 /* relative time in ms from last time */ #define NSPR_RELTIME_V20 0x08 /* relative time in ms from last time */ #define NSPR_RELTIMEHR_V10 0x0109 /* high resolution relative time */ #define NSPR_RELTIMEHR_V20 0x09 /* high resolution relative time */ #define NSPR_SYSTARTIME_V10 0x010A /* system start time */ #define NSPR_SYSTARTIME_V20 0x0A /* system start time */ #define NSPR_RELTIME2B_V10 0x010B /* relative time in ms from last time */ #define NSPR_RELTIME2B_V20 0x0B /* relative time in ms from last time */ /* The high resolution relative time format. ** The MS 2 bits of the high resoltion time is defined as follows: ** 00 : time value is in seconds ** 01 : time value is in milliseconds ** 10 : time value is in microseconds ** 11 : time value is in nanoseconds */ #define NSPR_HRTIME_MASKTM 0x3FFFFFFF /* mask to get time value */ #define NSPR_HRTIME_MASKFMT 0xC0000000 /* time value format mask */ #define NSPR_HRTIME_SEC 0x00000000 /* time value in second */ #define NSPR_HRTIME_MSEC 0x40000000 /* time value in mili second */ #define NSPR_HRTIME_USEC 0x80000000 /* time value in micro second */ #define NSPR_HRTIME_NSEC 0xC0000000 /* time value in nano second */ typedef struct nspr_header_v10 { guint8 ph_RecordType[2]; /* Record Type */ guint8 ph_RecordSize[2]; /* Record Size including header */ } nspr_header_v10_t; #define nspr_header_v10_s ((guint32)sizeof(nspr_header_v10_t)) /* This is V20 short header (2 bytes long) to be included where needed */ #define NSPR_HEADER_V20(prefix) \ guint8 prefix##_RecordType; /* Record Type */ \ guint8 prefix##_RecordSize /* Record Size including header */ \ /* end of declaration */ /* This is new long header (3 bytes long) to be included where needed */ #define NSPR_HEADER3B_V20(prefix) \ guint8 prefix##_RecordType; /* Record Type */ \ guint8 prefix##_RecordSizeLow; /* Record Size including header */ \ guint8 prefix##_RecordSizeHigh /* Record Size including header */ \ /* end of declaration */ #define NSPR_HEADER3B_V21 NSPR_HEADER3B_V20 #define NSPR_HEADER3B_V22 NSPR_HEADER3B_V20 #define NSPR_HEADER3B_V30 NSPR_HEADER3B_V20 typedef struct nspr_hd_v20 { NSPR_HEADER3B_V20(phd); /* long performance header */ } nspr_hd_v20_t; #define nspr_hd_v20_s ((guint32)sizeof(nspr_hd_v20_t)) /* ** How to know if header size is short or long? ** The short header size can be 0-127 bytes long. If MS Bit of ph_RecordSize ** is set then record size has 2 bytes */ #define NSPR_V20RECORDSIZE_2BYTES 0x80 /* Performance Data Header with device number */ typedef struct nspr_headerdev_v10 { guint8 ph_RecordType[2]; /* Record Type */ guint8 ph_RecordSize[2]; /* Record Size including header */ guint8 ph_DevNo[4]; /* Network Device (NIC/CONN) number */ } nspr_headerdev_v10_t; #define nspr_headerdev_v10_s ((guint32)sizeof(nspr_headerdev_v10_t)) typedef struct nspr_hd_v10 { nspr_header_v10_t phd; /* performance header */ } nspr_hd_v10_t; #define nspr_hd_v10_s ((guint32)sizeof(nspr_hd_v10_t)) typedef struct nspr_hdev_v10 { nspr_headerdev_v10_t phd; /* performance header */ } nspr_hdev_v10_t; #define nspr_hdev_v10_s ((guint32)sizeof(nspr_hdev_v10_t)) /* if structure has defined phd as first field, it can use following names */ #define nsprRecordType phd.ph_RecordType #define nsprRecordSize phd.ph_RecordSize #define nsprReserved phd.ph_Reserved #define nsprRecordTypeOrg phd.ph_Reserved #define nsprDevNo phd.ph_DevNo /* NSPR_SIGNATURE_V10 structure */ #define NSPR_SIGSIZE_V10 56 /* signature value size in bytes */ typedef struct nspr_signature_v10 { nspr_header_v10_t phd; /* performance header */ guint8 sig_EndianType; /* Endian Type for the data */ guint8 sig_Reserved0; guint8 sig_Reserved1[2]; gchar sig_Signature[NSPR_SIGSIZE_V10]; /* Signature value */ } nspr_signature_v10_t; #define nspr_signature_v10_s ((guint32)sizeof(nspr_signature_v10_t)) /* NSPR_SIGNATURE_V20 structure */ #define NSPR_SIGSIZE_V20 sizeof(NSPR_SIGSTR_V20) /* signature value size in bytes */ typedef struct nspr_signature_v20 { NSPR_HEADER_V20(sig); /* short performance header */ guint8 sig_EndianType; /* Endian Type for the data */ gchar sig_Signature[NSPR_SIGSIZE_V20]; /* Signature value */ } nspr_signature_v20_t; #define nspr_signature_v20_s ((guint32)sizeof(nspr_signature_v20_t)) /* NSPR_SIGNATURE_V30 structure */ #define NSPR_SIGSIZE_V30 sizeof(NSPR_SIGSTR_V30) /* signature value size in bytes */ typedef struct nspr_signature_v30 { NSPR_HEADER_V20(sig); /* short performance header */ guint8 sig_EndianType; /* Endian Type for the data */ gchar sig_Signature[NSPR_SIGSIZE_V30]; /* Signature value */ } nspr_signature_v30_t; #define nspr_signature_v30_s ((guint32)sizeof(nspr_signature_v30_t)) #define NSPR_SIGSIZE_V35 sizeof(NSPR_SIGSTR_V35) /* signature value size in bytes */ typedef struct nspr_signature_v35 { NSPR_HEADER_V20(sig); /* short performance header */ guint8 sig_EndianType; /* Endian Type for the data */ gchar sig_Signature[NSPR_SIGSIZE_V35]; /* Signature value */ } nspr_signature_v35_t; #define nspr_signature_v35_s ((guint32)sizeof(nspr_signature_v35_t)) /* NSPR_ABSTIME_V10 and NSPR_SYSTARTIME_V10 structure */ typedef struct nspr_abstime_v10 { nspr_header_v10_t phd; /* performance header */ guint8 abs_RelTime[4]; /* relative time is ms from last time */ guint8 abs_Time[4]; /* absolute time in seconds from 1970 */ } nspr_abstime_v10_t; #define nspr_abstime_v10_s ((guint32)sizeof(nspr_abstime_v10_t)) /* NSPR_ABSTIME_V20 and NSPR_SYSTARTIME_V20 structure */ typedef struct nspr_abstime_v20 { NSPR_HEADER_V20(abs); /* short performance header */ guint8 abs_RelTime[2]; /* relative time is ms from last time */ guint8 abs_Time[4]; /* absolute time in seconds from 1970 */ } nspr_abstime_v20_t; #define nspr_abstime_v20_s ((guint32)sizeof(nspr_abstime_v20_t)) /* full packet trace structure */ typedef struct nspr_pktracefull_v10 { nspr_headerdev_v10_t phd; /* performance header */ guint8 fp_RelTimeHr[4]; /* High resolution relative time */ } nspr_pktracefull_v10_t; #define nspr_pktracefull_v10_s ((guint32)(sizeof(nspr_pktracefull_v10_t))) /* new full packet trace structure v20 */ typedef struct nspr_pktracefull_v20 { NSPR_HEADER3B_V20(fp); /* long performance header */ guint8 fp_DevNo; /* Network Device (NIC) number */ guint8 fp_RelTimeHr[4]; /* High resolution relative time */ } nspr_pktracefull_v20_t; #define nspr_pktracefull_v20_s ((guint32)(sizeof(nspr_pktracefull_v20_t))) /* new full packet trace structure v21 */ typedef struct nspr_pktracefull_v21 { NSPR_HEADER3B_V21(fp); /* long performance header */ guint8 fp_DevNo; /* Network Device (NIC) number */ guint8 fp_RelTimeHr[4]; /* High resolution relative time */ guint8 fp_PcbDevNo[4]; /* PCB devno */ guint8 fp_lPcbDevNo[4]; /* link PCB devno */ } nspr_pktracefull_v21_t; #define nspr_pktracefull_v21_s ((guint32)(sizeof(nspr_pktracefull_v21_t))) /* new full packet trace structure v22 */ typedef struct nspr_pktracefull_v22 { NSPR_HEADER3B_V22(fp); /* long performance header */ guint8 fp_DevNo; /* Network Device (NIC) number */ guint8 fp_RelTimeHr[4]; /* High resolution relative time */ guint8 fp_PcbDevNo[4]; /* PCB devno */ guint8 fp_lPcbDevNo[4]; /* link PCB devno */ guint8 fp_VlanTag[2]; /* vlan tag */ } nspr_pktracefull_v22_t; #define nspr_pktracefull_v22_s ((guint32)(sizeof(nspr_pktracefull_v22_t))) typedef struct nspr_pktracefull_v23 { NSPR_HEADER3B_V22(fp); /* long performance header */ guint8 fp_DevNo; /* Network Device (NIC) number */ guint8 fp_AbsTimeHr[8]; /* High resolution absolute time */ guint8 fp_PcbDevNo[4]; /* PCB devno */ guint8 fp_lPcbDevNo[4]; /* link PCB devno */ guint8 fp_VlanTag[2]; /* vlan tag */ guint8 fp_Coreid[2]; /* coreid of the packet */ } nspr_pktracefull_v23_t; #define nspr_pktracefull_v23_s ((guint32)(sizeof(nspr_pktracefull_v23_t))) /* New full packet trace structure v24 for cluster tracing */ typedef struct nspr_pktracefull_v24 { NSPR_HEADER3B_V22(fp); /* long performance header */ guint8 fp_DevNo; /* Network Device (NIC) number */ guint8 fp_AbsTimeHr[8]; /* High resolution absolute time in nanosec */ guint8 fp_PcbDevNo[4]; /* PCB devno */ guint8 fp_lPcbDevNo[4]; /* link PCB devno */ guint8 fp_VlanTag[2]; /* vlan tag */ guint8 fp_Coreid[2]; /* coreid of the packet */ guint8 fp_srcNodeId[2]; /* source node # */ guint8 fp_destNodeId[2]; /* destination node # */ guint8 fp_clFlags; /* cluster flags */ } nspr_pktracefull_v24_t; #define nspr_pktracefull_v24_s ((guint32)(sizeof(nspr_pktracefull_v24_t))) /* New full packet trace structure v25 for vm info tracing */ typedef struct nspr_pktracefull_v25 { NSPR_HEADER3B_V22(fp); /* long performance header */ guint8 fp_DevNo; /* Network Device (NIC) number */ guint8 fp_AbsTimeHr[8]; /* High resolution absolute time in nanosec */ guint8 fp_PcbDevNo[4]; /* PCB devno */ guint8 fp_lPcbDevNo[4]; /* link PCB devno */ guint8 fp_VlanTag[2]; /* vlan tag */ guint8 fp_Coreid[2]; /* coreid of the packet */ guint8 fp_srcNodeId[2]; /* source node # */ guint8 fp_destNodeId[2]; /* destination node # */ guint8 fp_clFlags; /* cluster flags */ guint8 fp_src_vmname_len; /* vm src info */ guint8 fp_dst_vmname_len; /* vm src info */ } nspr_pktracefull_v25_t; #define nspr_pktracefull_v25_s ((guint32)(sizeof(nspr_pktracefull_v25_t))) /* New full packet trace structure v26 for vm info tracing */ typedef struct nspr_pktracefull_v26 { NSPR_HEADER3B_V22(fp); /* long performance header */ guint8 fp_DevNo; /* Network Device (NIC) number */ guint8 fp_AbsTimeHr[8]; /* High resolution absolute time in nanosec */ guint8 fp_PcbDevNo[4]; /* PCB devno */ guint8 fp_lPcbDevNo[4]; /* link PCB devno */ guint8 fp_VlanTag[2]; /* vlan tag */ guint8 fp_Coreid[2]; /* coreid of the packet */ guint8 fp_srcNodeId[2]; /* source node # */ guint8 fp_destNodeId[2]; /* destination node # */ guint8 fp_clFlags; /* cluster flags */ guint8 fp_src_vmname_len; /* vm src info */ guint8 fp_dst_vmname_len; /* vm src info */ guint8 fp_reserved; guint8 fp_ns_activity[4]; guint8 fp_reserved_32[12]; /* Adding more field to reduce wireshark changes every time */ } nspr_pktracefull_v26_t; #define nspr_pktracefull_v26_s ((guint32)(sizeof(nspr_pktracefull_v26_t))) /* partial packet trace structure */ typedef struct nspr_pktracepart_v10 { nspr_headerdev_v10_t phd; /* performance header */ guint8 pp_RelTimeHr[4]; /* High resolution relative time */ guint8 pp_PktSizeOrg[2]; /* Original packet size */ guint8 pp_PktOffset[2]; /* starting offset in packet */ } nspr_pktracepart_v10_t; #define nspr_pktracepart_v10_s ((guint32)(sizeof(nspr_pktracepart_v10_t))) /* new partial packet trace structure */ typedef struct nspr_pktracepart_v20 { NSPR_HEADER3B_V20(pp); /* long performance header */ guint8 pp_DevNo; /* Network Device (NIC) number */ guint8 pp_RelTimeHr[4]; /* High resolution relative time */ guint8 pp_PktSizeOrg[2]; /* Original packet size */ guint8 pp_PktOffset[2]; /* starting offset in packet */ } nspr_pktracepart_v20_t; #define nspr_pktracepart_v20_s ((guint32)(sizeof(nspr_pktracepart_v20_t))) /* new partial packet trace structure */ typedef struct nspr_pktracepart_v21 { NSPR_HEADER3B_V21(pp); /* long performance header */ guint8 pp_DevNo; /* Network Device (NIC) number */ guint8 pp_RelTimeHr[4]; /* High resolution relative time */ guint8 pp_PktSizeOrg[2]; /* Original packet size */ guint8 pp_PktOffset[2]; /* starting offset in packet */ guint8 pp_PcbDevNo[4]; /* PCB devno */ guint8 pp_lPcbDevNo[4]; /* link PCB devno */ } nspr_pktracepart_v21_t; #define nspr_pktracepart_v21_s ((guint32)(sizeof(nspr_pktracepart_v21_t))) /* new partial packet trace structure v22 */ typedef struct nspr_pktracepart_v22 { NSPR_HEADER3B_V22(pp); /* long performance header */ guint8 pp_DevNo; /* Network Device (NIC) number */ guint8 pp_RelTimeHr[4]; /* High resolution relative time */ guint8 pp_PktSizeOrg[2]; /* Original packet size */ guint8 pp_PktOffset[2]; /* starting offset in packet */ guint8 pp_PcbDevNo[4]; /* PCB devno */ guint8 pp_lPcbDevNo[4]; /* link PCB devno */ guint8 pp_VlanTag[2]; /* Vlan Tag */ } nspr_pktracepart_v22_t; #define nspr_pktracepart_v22_s ((guint32)(sizeof(nspr_pktracepart_v22_t))) typedef struct nspr_pktracepart_v23 { NSPR_HEADER3B_V22(pp); /* long performance header */ guint8 pp_DevNo; /* Network Device (NIC) number */ guint8 pp_AbsTimeHr[8]; /* High resolution absolute time */ guint8 pp_PktSizeOrg[2]; /* Original packet size */ guint8 pp_PktOffset[2]; /* starting offset in packet */ guint8 pp_PcbDevNo[4]; /* PCB devno */ guint8 pp_lPcbDevNo[4]; /* link PCB devno */ guint8 pp_VlanTag[2]; /* vlan tag */ guint8 pp_Coreid[2]; /* Coreid of the packet */ } nspr_pktracepart_v23_t; #define nspr_pktracepart_v23_s ((guint32)(sizeof(nspr_pktracepart_v23_t))) /* New partial packet trace structure v24 for cluster tracing */ typedef struct nspr_pktracepart_v24 { NSPR_HEADER3B_V22(pp); /* long performance header */ guint8 pp_DevNo; /* Network Device (NIC) number */ guint8 pp_AbsTimeHr[8]; /*High resolution absolute time in nanosec*/ guint8 pp_PktSizeOrg[2]; /* Original packet size */ guint8 pp_PktOffset[2]; /* starting offset in packet */ guint8 pp_PcbDevNo[4]; /* PCB devno */ guint8 pp_lPcbDevNo[4]; /* link PCB devno */ guint8 pp_VlanTag[2]; /* vlan tag */ guint8 pp_Coreid[2]; /* Coreid of the packet */ guint8 pp_srcNodeId[2]; /* source node # */ guint8 pp_destNodeId[2]; /* destination node # */ guint8 pp_clFlags; /* cluster flags */ } nspr_pktracepart_v24_t; #define nspr_pktracepart_v24_s ((guint32)(sizeof(nspr_pktracepart_v24_t))) /* New partial packet trace structure v25 for vm info tracing */ typedef struct nspr_pktracepart_v25 { NSPR_HEADER3B_V22(pp); /* long performance header */ guint8 pp_DevNo; /* Network Device (NIC) number */ guint8 pp_AbsTimeHr[8]; /*High resolution absolute time in nanosec*/ guint8 pp_PktSizeOrg[2]; /* Original packet size */ guint8 pp_PktOffset[2]; /* starting offset in packet */ guint8 pp_PcbDevNo[4]; /* PCB devno */ guint8 pp_lPcbDevNo[4]; /* link PCB devno */ guint8 pp_VlanTag[2]; /* vlan tag */ guint8 pp_Coreid[2]; /* Coreid of the packet */ guint8 pp_srcNodeId[2]; /* source node # */ guint8 pp_destNodeId[2]; /* destination node # */ guint8 pp_clFlags; /* cluster flags */ guint8 pp_src_vmname_len; /* vm info */ guint8 pp_dst_vmname_len; /* vm info */ } nspr_pktracepart_v25_t; #define nspr_pktracepart_v25_s ((guint32)(sizeof(nspr_pktracepart_v25_t))) /* New full packet trace structure v30 for multipage spanning data */ typedef struct nspr_pktracefull_v30 { NSPR_HEADER3B_V30(fp); /* long performance header */ guint8 fp_DevNo; /* Network Device (NIC) number */ guint8 fp_AbsTimeHr[8]; /*High resolution absolute time in nanosec*/ guint8 fp_PcbDevNo[4]; /* PCB devno */ guint8 fp_lPcbDevNo[4]; /* link PCB devno */ guint8 fp_PktSizeOrg[2]; /* Original packet size */ guint8 fp_VlanTag[2]; /* vlan tag */ guint8 fp_Coreid[2]; /* coreid of the packet */ guint8 fp_srcNodeId[2]; /* cluster nodeid of the packet */ guint8 fp_destNodeId[2]; guint8 fp_clFlags; guint8 fp_src_vmname_len; guint8 fp_dst_vmname_len; guint8 fp_reserved[3]; guint8 fp_ns_activity[4]; guint8 fp_reserved_32[12]; } nspr_pktracefull_v30_t; #define nspr_pktracefull_v30_s ((guint32)(sizeof(nspr_pktracefull_v30_t))) /* New full packet trace structure v35 for multipage spanning data */ typedef struct nspr_pktracefull_v35 { NSPR_HEADER3B_V30(fp); /* long performance header */ guint8 fp_DevNo; /* Network Device (NIC) number */ guint8 fp_AbsTimeHr[8]; /*High resolution absolute time in nanosec*/ guint8 fp_PcbDevNo[4]; /* PCB devno */ guint8 fp_lPcbDevNo[4]; /* link PCB devno */ guint8 fp_PktSizeOrg[2]; /* Original packet size */ guint8 fp_VlanTag[2]; /* vlan tag */ guint8 fp_Coreid[2]; /* coreid of the packet */ guint8 fp_headerlen[2]; guint8 fp_errorcode; guint8 fp_app; guint8 fp_ns_activity[4]; guint8 fp_nextrectype; } nspr_pktracefull_v35_t; #define nspr_pktracefull_v35_s ((guint32)(sizeof(nspr_pktracefull_v35_t))) /* New partial packet trace structure v26 for vm info tracing */ typedef struct nspr_pktracepart_v26 { NSPR_HEADER3B_V22(pp); /* long performance header */ guint8 pp_DevNo; /* Network Device (NIC) number */ guint8 pp_AbsTimeHr[8]; /*High resolution absolute time in nanosec*/ guint8 pp_PktSizeOrg[2]; /* Original packet size */ guint8 pp_PktOffset[2]; /* starting offset in packet */ guint8 pp_PcbDevNo[4]; /* PCB devno */ guint8 pp_lPcbDevNo[4]; /* link PCB devno */ guint8 pp_VlanTag[2]; /* vlan tag */ guint8 pp_Coreid[2]; /* Coreid of the packet */ guint8 pp_srcNodeId[2]; /* source node # */ guint8 pp_destNodeId[2]; /* destination node # */ guint8 pp_clFlags; /* cluster flags */ guint8 pp_src_vmname_len; /* vm info */ guint8 pp_dst_vmname_len; /* vm info */ guint8 pp_reserved; guint8 pp_ns_activity[4]; guint8 pp_reserved_32[12]; /* Adding more field to reduce wireshark changes every time */ } nspr_pktracepart_v26_t; #define nspr_pktracepart_v26_s ((guint32)(sizeof(nspr_pktracepart_v26_t))) #define __TNDO(phdr,enumprefix,structname,hdrname)\ static const guint8 enumprefix##_##hdrname##_offset = (guint8)sizeof(nspr_##structname##_t); #define __TNO(phdr,enumprefix,structprefix,structname,hdrname,structfieldname) \ static const guint8 enumprefix##_##hdrname##_offset = (guint8)GPOINTER_TO_INT(offsetof(nspr_##structname##_t,structprefix##_##structfieldname)); #define __TNL(phdr,enumprefix,structprefix,structname,hdrname,structfieldname) \ static const guint8 enumprefix##_##hdrname##_len = (guint8)sizeof(((nspr_##structname##_t*)0)->structprefix##_##structfieldname); #define __TNV1O(phdr,enumprefix,structprefix,structname,hdrname,structfieldname) \ static const guint8 enumprefix##_##hdrname##_offset = (guint8)GPOINTER_TO_INT(offsetof(nspr_##structname##_t,structfieldname)); #define __TNV1L(phdr,enumprefix,structprefix,structname,hdrname,structfieldname) \ static const guint8 enumprefix##_##hdrname##_len = (guint8)sizeof(((nspr_##structname##_t*)0)->structfieldname); #define TRACE_V10_REC_LEN_OFF(phdr,enumprefix,structprefix,structname) \ __TNV1O(phdr,enumprefix,structprefix,structname,dir,phd.ph_RecordType)\ __TNV1L(phdr,enumprefix,structprefix,structname,dir,phd.ph_RecordType)\ __TNV1O(phdr,enumprefix,structprefix,structname,nicno,phd.ph_DevNo)\ __TNV1L(phdr,enumprefix,structprefix,structname,nicno,phd.ph_DevNo)\ __TNDO(phdr,enumprefix,structname,eth) #define TRACE_V20_REC_LEN_OFF(phdr,enumprefix,structprefix,structname) \ __TNO(phdr,enumprefix,structprefix,structname,dir,RecordType)\ __TNL(phdr,enumprefix,structprefix,structname,dir,RecordType)\ __TNO(phdr,enumprefix,structprefix,structname,nicno,DevNo)\ __TNL(phdr,enumprefix,structprefix,structname,nicno,DevNo)\ __TNDO(phdr,enumprefix,structname,eth) #define TRACE_V21_REC_LEN_OFF(phdr,enumprefix,structprefix,structname) \ TRACE_V20_REC_LEN_OFF(phdr,enumprefix,structprefix,structname)\ __TNO(phdr,enumprefix,structprefix,structname,pcb,PcbDevNo)\ __TNO(phdr,enumprefix,structprefix,structname,l_pcb,lPcbDevNo) #define TRACE_V22_REC_LEN_OFF(phdr,enumprefix,structprefix,structname) \ TRACE_V21_REC_LEN_OFF(phdr,enumprefix,structprefix,structname)\ __TNO(phdr,enumprefix,structprefix,structname,vlantag,VlanTag) #define TRACE_V23_REC_LEN_OFF(phdr,enumprefix,structprefix,structname) \ TRACE_V22_REC_LEN_OFF(phdr,enumprefix,structprefix,structname)\ __TNO(phdr,enumprefix,structprefix,structname,coreid,Coreid) #define TRACE_V24_REC_LEN_OFF(phdr,enumprefix,structprefix,structname) \ TRACE_V23_REC_LEN_OFF(phdr,enumprefix,structprefix,structname)\ __TNO(phdr,enumprefix,structprefix,structname,srcnodeid,srcNodeId)\ __TNO(phdr,enumprefix,structprefix,structname,destnodeid,destNodeId)\ __TNO(phdr,enumprefix,structprefix,structname,clflags,clFlags) #define TRACE_V25_REC_LEN_OFF(phdr,enumprefix,structprefix,structname) \ TRACE_V24_REC_LEN_OFF(phdr,enumprefix,structprefix,structname)\ __TNO(phdr,enumprefix,structprefix,structname,src_vmname_len,src_vmname_len)\ __TNO(phdr,enumprefix,structprefix,structname,dst_vmname_len,dst_vmname_len)\ __TNDO(phdr,enumprefix,structname,data) #define TRACE_V26_REC_LEN_OFF(phdr,enumprefix,structprefix,structname) \ TRACE_V25_REC_LEN_OFF(phdr,enumprefix,structprefix,structname)\ __TNO(phdr,enumprefix,structprefix,structname,ns_activity,ns_activity)\ #define TRACE_V30_REC_LEN_OFF(phdr, enumprefix, structprefix, structname) \ TRACE_V26_REC_LEN_OFF(phdr,enumprefix,structprefix,structname)\ #define TRACE_V35_REC_LEN_OFF(phdr, enumprefix, structprefix, structname) \ TRACE_V23_REC_LEN_OFF(phdr,enumprefix,structprefix,structname)\ __TNDO(phdr,enumprefix,structname,data)\ __TNO(phdr,enumprefix,structprefix,structname,ns_activity,ns_activity) TRACE_V10_REC_LEN_OFF(NULL,v10_part,pp,pktracepart_v10) TRACE_V10_REC_LEN_OFF(NULL,v10_full,fp,pktracefull_v10) TRACE_V20_REC_LEN_OFF(NULL,v20_part,pp,pktracepart_v20) TRACE_V20_REC_LEN_OFF(NULL,v20_full,fp,pktracefull_v20) TRACE_V21_REC_LEN_OFF(NULL,v21_part,pp,pktracepart_v21) TRACE_V21_REC_LEN_OFF(NULL,v21_full,fp,pktracefull_v21) TRACE_V22_REC_LEN_OFF(NULL,v22_part,pp,pktracepart_v22) TRACE_V22_REC_LEN_OFF(NULL,v22_full,fp,pktracefull_v22) TRACE_V23_REC_LEN_OFF(NULL,v23_part,pp,pktracepart_v23) TRACE_V23_REC_LEN_OFF(NULL,v23_full,fp,pktracefull_v23) TRACE_V24_REC_LEN_OFF(NULL,v24_part,pp,pktracepart_v24) TRACE_V24_REC_LEN_OFF(NULL,v24_full,fp,pktracefull_v24) TRACE_V25_REC_LEN_OFF(NULL,v25_part,pp,pktracepart_v25) TRACE_V25_REC_LEN_OFF(NULL,v25_full,fp,pktracefull_v25) TRACE_V26_REC_LEN_OFF(NULL,v26_part,pp,pktracepart_v26) TRACE_V26_REC_LEN_OFF(NULL,v26_full,fp,pktracefull_v26) TRACE_V30_REC_LEN_OFF(NULL,v30_full,fp,pktracefull_v30) TRACE_V35_REC_LEN_OFF(NULL,v35_full,fp,pktracefull_v35) #undef __TNV1O #undef __TNV1L #undef __TNO #undef __TNDO #undef __TNL #define ns_setabstime(nstrace, AbsoluteTime, RelativeTimems) \ do { \ (nstrace)->nspm_curtime = AbsoluteTime; \ (nstrace)->nspm_curtimemsec += RelativeTimems; \ (nstrace)->nspm_curtimelastmsec = nstrace->nspm_curtimemsec; \ } while(0) #define ns_setrelativetime(nstrace, RelativeTimems) \ do { \ guint32 rsec; \ (nstrace)->nspm_curtimemsec += RelativeTimems; \ rsec = (guint32)((nstrace)->nspm_curtimemsec - (nstrace)->nspm_curtimelastmsec)/1000; \ (nstrace)->nspm_curtime += rsec; \ (nstrace)->nspm_curtimelastmsec += rsec * 1000; \ } while (0) typedef struct { gchar *pnstrace_buf; gint64 xxx_offset; gint32 nstrace_buf_offset; gint32 nstrace_buflen; /* Performance Monitor Time variables */ guint32 nspm_curtime; /* current time since 1970 */ guint64 nspm_curtimemsec; /* current time in milliseconds */ guint64 nspm_curtimelastmsec; /* nspm_curtime last update time in milliseconds */ guint64 nsg_creltime; guint64 file_size; } nstrace_t; static guint32 nspm_signature_version(wtap*, gchar*, gint32); static gboolean nstrace_read_v10(wtap *wth, int *err, gchar **err_info, gint64 *data_offset); static gboolean nstrace_read_v20(wtap *wth, int *err, gchar **err_info, gint64 *data_offset); static gboolean nstrace_read_v30(wtap *wth, int *err, gchar **err_info, gint64 *data_offset); static gboolean nstrace_seek_read_v10(wtap *wth, gint64 seek_off, struct wtap_pkthdr *phdr, Buffer *buf, int *err, gchar **err_info); static gboolean nstrace_seek_read_v20(wtap *wth, gint64 seek_off, struct wtap_pkthdr *phdr, Buffer *buf, int *err, gchar **err_info); static gboolean nstrace_seek_read_v30(wtap *wth, gint64 seek_off, struct wtap_pkthdr *phdr, Buffer *buf, int *err, gchar **err_info); static void nstrace_close(wtap *wth); static gboolean nstrace_set_start_time_v10(wtap *wth); static gboolean nstrace_set_start_time_v20(wtap *wth); static gboolean nstrace_set_start_time(wtap *wth); static guint64 ns_hrtime2nsec(guint32 tm); static gboolean nstrace_dump(wtap_dumper *wdh, const struct wtap_pkthdr *phdr, const guint8 *pd, int *err, gchar **err_info); /* * Minimum of the page size and the amount of data left in the file; * the last page of a file can be short. */ #define GET_READ_PAGE_SIZE(remaining_file_size) ((gint32)((remaining_file_size>NSPR_PAGESIZE)?NSPR_PAGESIZE:remaining_file_size)) #define GET_READ_PAGE_SIZEV3(remaining_file_size) ((gint32)((remaining_file_size>NSPR_PAGESIZE_TRACE)?NSPR_PAGESIZE_TRACE:remaining_file_size)) static guint64 ns_hrtime2nsec(guint32 tm) { guint32 val = tm & NSPR_HRTIME_MASKTM; switch(tm & NSPR_HRTIME_MASKFMT) { case NSPR_HRTIME_SEC: return (guint64)val*1000000000; case NSPR_HRTIME_MSEC: return (guint64)val*1000000; case NSPR_HRTIME_USEC: return (guint64)val*1000; case NSPR_HRTIME_NSEC: return val; } return tm; } /* ** Netscaler trace format open routines */ wtap_open_return_val nstrace_open(wtap *wth, int *err, gchar **err_info) { gchar *nstrace_buf; gint64 file_size; gint32 page_size; nstrace_t *nstrace; if ((file_size = wtap_file_size(wth, err)) == -1) return WTAP_OPEN_NOT_MINE; nstrace_buf = (gchar *)g_malloc(NSPR_PAGESIZE); page_size = GET_READ_PAGE_SIZE(file_size); switch ((wth->file_type_subtype = nspm_signature_version(wth, nstrace_buf, page_size))) { case WTAP_FILE_TYPE_SUBTYPE_NETSCALER_1_0: wth->file_encap = WTAP_ENCAP_NSTRACE_1_0; break; case WTAP_FILE_TYPE_SUBTYPE_NETSCALER_2_0: wth->file_encap = WTAP_ENCAP_NSTRACE_2_0; break; case WTAP_FILE_TYPE_SUBTYPE_NETSCALER_3_0: wth->file_encap = WTAP_ENCAP_NSTRACE_3_0; g_free(nstrace_buf); nstrace_buf = (gchar *)g_malloc(NSPR_PAGESIZE_TRACE); page_size = GET_READ_PAGE_SIZEV3(file_size); break; case WTAP_FILE_TYPE_SUBTYPE_NETSCALER_3_5: wth->file_encap = WTAP_ENCAP_NSTRACE_3_5; g_free(nstrace_buf); nstrace_buf = (gchar *)g_malloc(NSPR_PAGESIZE_TRACE); page_size = GET_READ_PAGE_SIZEV3(file_size); break; default: /* No known signature found, assume it's not NetScaler */ g_free(nstrace_buf); return WTAP_OPEN_NOT_MINE; } if ((file_seek(wth->fh, 0, SEEK_SET, err)) == -1) { g_free(nstrace_buf); return WTAP_OPEN_ERROR; } if (!wtap_read_bytes(wth->fh, nstrace_buf, page_size, err, err_info)) { g_free(nstrace_buf); if (*err != WTAP_ERR_SHORT_READ) return WTAP_OPEN_ERROR; return WTAP_OPEN_NOT_MINE; } switch (wth->file_type_subtype) { case WTAP_FILE_TYPE_SUBTYPE_NETSCALER_1_0: wth->subtype_read = nstrace_read_v10; wth->subtype_seek_read = nstrace_seek_read_v10; break; case WTAP_FILE_TYPE_SUBTYPE_NETSCALER_2_0: wth->subtype_read = nstrace_read_v20; wth->subtype_seek_read = nstrace_seek_read_v20; break; case WTAP_FILE_TYPE_SUBTYPE_NETSCALER_3_0: wth->subtype_read = nstrace_read_v30; wth->subtype_seek_read = nstrace_seek_read_v30; break; case WTAP_FILE_TYPE_SUBTYPE_NETSCALER_3_5: wth->subtype_read = nstrace_read_v30; wth->subtype_seek_read = nstrace_seek_read_v30; break; } wth->subtype_close = nstrace_close; nstrace = (nstrace_t *)g_malloc(sizeof(nstrace_t)); wth->priv = (void *)nstrace; nstrace->pnstrace_buf = nstrace_buf; nstrace->xxx_offset = 0; nstrace->nstrace_buflen = page_size; nstrace->nstrace_buf_offset = 0; nstrace->nspm_curtime = 0; nstrace->nspm_curtimemsec = 0; nstrace->nspm_curtimelastmsec = 0; nstrace->nsg_creltime = 0; nstrace->file_size = file_size; /* Set the start time by looking for the abstime record */ if ((nstrace_set_start_time(wth)) == FALSE) { /* Reset the read pointer to start of the file. */ if ((file_seek(wth->fh, 0, SEEK_SET, err)) == -1) { g_free(nstrace->pnstrace_buf); g_free(nstrace); return WTAP_OPEN_ERROR; } /* Read the first page of data */ if (!wtap_read_bytes(wth->fh, nstrace_buf, page_size, err, err_info)) { g_free(nstrace->pnstrace_buf); g_free(nstrace); return WTAP_OPEN_ERROR; } /* reset the buffer offset */ nstrace->nstrace_buf_offset = 0; } wth->file_tsprec = WTAP_TSPREC_NSEC; wth->phdr.ts.secs = nstrace->nspm_curtime; wth->phdr.ts.nsecs = 0; *err = 0; return WTAP_OPEN_MINE; } #define nspm_signature_func(ver) \ static guint32 nspm_signature_isv##ver(gchar *sigp) {\ return strncmp(sigp,NSPR_SIGSTR_V##ver,(sizeof(NSPR_SIGSTR_V##ver)-1));\ } nspm_signature_func(10) nspm_signature_func(20) nspm_signature_func(30) nspm_signature_func(35) /* ** Check signature and return the file type and subtype for files with ** that signature. If it finds no signature that it recognizes, it ** returns WTAP_FILE_TYPE_SUBTYPE_UNKNOWN. At the time of return from ** this function we might not be at the first page. So after a call to ** this function, there has to be a file seek to return to the start ** of the first page. */ static guint32 nspm_signature_version(wtap *wth, gchar *nstrace_buf, gint32 len) { gchar *dp = nstrace_buf; int bytes_read; bytes_read = file_read(dp, len, wth->fh); if (bytes_read == len) { for ( ; len > (gint32)(MIN(sizeof(NSPR_SIGSTR_V10), sizeof(NSPR_SIGSTR_V20))); dp++, len--) { #define sigv10p ((nspr_signature_v10_t*)dp) if ((pletoh16(&sigv10p->nsprRecordType) == NSPR_SIGNATURE_V10) && (pletoh16(&sigv10p->nsprRecordSize) <= len) && ((gint32)sizeof(NSPR_SIGSTR_V10) <= len) && (!nspm_signature_isv10(sigv10p->sig_Signature))) return WTAP_FILE_TYPE_SUBTYPE_NETSCALER_1_0; #undef sigv10p #define sigv20p ((nspr_signature_v20_t*)dp) if ((sigv20p->sig_RecordType == NSPR_SIGNATURE_V20) && (sigv20p->sig_RecordSize <= len) && ((gint32)sizeof(NSPR_SIGSTR_V20) <= len)) { if (!nspm_signature_isv20(sigv20p->sig_Signature)){ return WTAP_FILE_TYPE_SUBTYPE_NETSCALER_2_0; } else if (!nspm_signature_isv30(sigv20p->sig_Signature)){ return WTAP_FILE_TYPE_SUBTYPE_NETSCALER_3_0; }else if (!nspm_signature_isv35(sigv20p->sig_Signature)){ return WTAP_FILE_TYPE_SUBTYPE_NETSCALER_3_5; } } #undef sigv20p } } return WTAP_FILE_TYPE_SUBTYPE_UNKNOWN; /* no version found */ } #define nspr_getv10recordtype(hdp) (pletoh16(&(hdp)->nsprRecordType)) #define nspr_getv10recordsize(hdp) (pletoh16(&(hdp)->nsprRecordSize)) #define nspr_getv20recordtype(hdp) ((hdp)->phd_RecordType) #define nspr_getv20recordsize(hdp) \ (((hdp)->phd_RecordSizeLow & NSPR_V20RECORDSIZE_2BYTES)? \ (((hdp)->phd_RecordSizeHigh * NSPR_V20RECORDSIZE_2BYTES)+ \ ((hdp)->phd_RecordSizeLow & ~NSPR_V20RECORDSIZE_2BYTES)) : \ (hdp)->phd_RecordSizeLow) #define nstrace_set_start_time_ver(ver) \ gboolean nstrace_set_start_time_v##ver(wtap *wth) \ {\ nstrace_t *nstrace = (nstrace_t *)wth->priv;\ gchar* nstrace_buf = nstrace->pnstrace_buf;\ gint32 nstrace_buf_offset = nstrace->nstrace_buf_offset;\ gint32 nstrace_buflen = nstrace->nstrace_buflen;\ int bytes_read;\ do\ {\ while (nstrace_buf_offset < nstrace_buflen)\ {\ nspr_hd_v##ver##_t *fp = (nspr_hd_v##ver##_t *) &nstrace_buf[nstrace_buf_offset];\ switch (nspr_getv##ver##recordtype(fp))\ {\ case NSPR_ABSTIME_V##ver:\ ns_setabstime(nstrace, pletoh32(&((nspr_abstime_v##ver##_t *) fp)->abs_Time), pletoh16(&((nspr_abstime_v##ver##_t *) fp)->abs_RelTime));\ nstrace->nstrace_buf_offset = nstrace_buf_offset + nspr_getv##ver##recordsize(fp);\ nstrace->nstrace_buflen = nstrace_buflen;\ return TRUE;\ case NSPR_UNUSEDSPACE_V10:\ nstrace_buf_offset = nstrace_buflen;\ break;\ default:\ nstrace_buf_offset += nspr_getv##ver##recordsize(fp);\ }\ }\ nstrace_buf_offset = 0;\ nstrace->xxx_offset += nstrace_buflen;\ nstrace_buflen = GET_READ_PAGE_SIZE((nstrace->file_size - nstrace->xxx_offset));\ }while((nstrace_buflen > 0) && (bytes_read = file_read(nstrace_buf, nstrace_buflen, wth->fh)) && bytes_read == nstrace_buflen); \ return FALSE;\ } nstrace_set_start_time_ver(10) nstrace_set_start_time_ver(20) #undef nspr_getv10recordtype #undef nspr_getv20recordtype /* ** Set the start time of the trace file. We look for the first ABSTIME record. We use that ** to set the start time. Apart from that we also make sure that we remember the position of ** the next record after the ABSTIME record. Inorder to report correct time values, all trace ** records before the ABSTIME record are ignored. */ static gboolean nstrace_set_start_time(wtap *wth) { if (wth->file_type_subtype == WTAP_FILE_TYPE_SUBTYPE_NETSCALER_1_0) return nstrace_set_start_time_v10(wth); else if (wth->file_type_subtype == WTAP_FILE_TYPE_SUBTYPE_NETSCALER_2_0) return nstrace_set_start_time_v20(wth); else if (wth->file_type_subtype == WTAP_FILE_TYPE_SUBTYPE_NETSCALER_3_0) return nstrace_set_start_time_v20(wth); return FALSE; } #define __TNDO(phdr,enumprefix,structname,hdrname)\ (phdr)->pseudo_header.nstr.hdrname##_offset = enumprefix##_##hdrname##_offset; #define __TNO(phdr,enumprefix,structprefix,structname,hdrname,structfieldname) \ (phdr)->pseudo_header.nstr.hdrname##_offset = enumprefix##_##hdrname##_offset; #define __TNL(phdr,enumprefix,structprefix,structname,hdrname,structfieldname) \ (phdr)->pseudo_header.nstr.hdrname##_len = enumprefix##_##hdrname##_len; #define __TNV1O(phdr,enumprefix,structprefix,structname,hdrname,structfieldname) \ __TNO(phdr,enumprefix,structprefix,structname,hdrname,structfieldname) #define __TNV1L(phdr,enumprefix,structprefix,structname,hdrname,structfieldname) \ __TNL(phdr,enumprefix,structprefix,structname,hdrname,structfieldname) /* ** Netscaler trace format read routines. ** ** The maximum value of the record data size is 65535, which is less than ** WTAP_MAX_PACKET_SIZE will ever be, so we don't need to check it. */ #define TIMEDEFV10(phdr,fp,type) \ do {\ (phdr)->presence_flags = WTAP_HAS_TS;\ nsg_creltime += ns_hrtime2nsec(pletoh32(&type->type##_RelTimeHr));\ (phdr)->ts.secs = nstrace->nspm_curtime + (guint32) (nsg_creltime / 1000000000);\ (phdr)->ts.nsecs = (guint32) (nsg_creltime % 1000000000);\ }while(0) #define PARTSIZEDEFV10(phdr,pp,ver) \ do {\ (phdr)->presence_flags |= WTAP_HAS_CAP_LEN;\ (phdr)->len = pletoh16(&pp->pp_PktSizeOrg) + nspr_pktracepart_v##ver##_s;\ (phdr)->caplen = pletoh16(&pp->nsprRecordSize);\ }while(0) #define FULLSIZEDEFV10(phdr,fp,ver) \ do {\ (phdr)->len = pletoh16(&(fp)->nsprRecordSize);\ (phdr)->caplen = (phdr)->len;\ }while(0) #define PACKET_DESCRIBE(phdr,FULLPART,fullpart,ver,type,HEADERVER) \ do {\ nspr_pktrace##fullpart##_v##ver##_t *type = (nspr_pktrace##fullpart##_v##ver##_t *) &nstrace_buf[nstrace_buf_offset];\ (phdr)->rec_type = REC_TYPE_PACKET;\ TIMEDEFV##ver((phdr),fp,type);\ FULLPART##SIZEDEFV##ver((phdr),type,ver);\ TRACE_V##ver##_REC_LEN_OFF((phdr),v##ver##_##fullpart,type,pktrace##fullpart##_v##ver);\ ws_buffer_assure_space(wth->frame_buffer, (phdr)->caplen);\ memcpy(ws_buffer_start_ptr(wth->frame_buffer), type, (phdr)->caplen);\ *data_offset = nstrace->xxx_offset + nstrace_buf_offset;\ nstrace->nstrace_buf_offset = nstrace_buf_offset + (phdr)->caplen;\ nstrace->nstrace_buflen = nstrace_buflen;\ nstrace->nsg_creltime = nsg_creltime;\ return TRUE;\ }while(0) static gboolean nstrace_read_v10(wtap *wth, int *err, gchar **err_info, gint64 *data_offset) { nstrace_t *nstrace = (nstrace_t *)wth->priv; guint64 nsg_creltime = nstrace->nsg_creltime; gchar *nstrace_buf = nstrace->pnstrace_buf; gint32 nstrace_buf_offset = nstrace->nstrace_buf_offset; gint32 nstrace_buflen = nstrace->nstrace_buflen; int bytes_read; *err = 0; *err_info = NULL; do { while ((nstrace_buf_offset < nstrace_buflen) && ((nstrace_buflen - nstrace_buf_offset) >= ((gint32)sizeof((( nspr_header_v10_t*)&nstrace_buf[nstrace_buf_offset])->ph_RecordType)))) { #define GENERATE_CASE_FULL(phdr,ver,HEADERVER) \ case NSPR_PDPKTRACEFULLTX_V##ver:\ case NSPR_PDPKTRACEFULLTXB_V##ver:\ case NSPR_PDPKTRACEFULLRX_V##ver:\ PACKET_DESCRIBE(phdr,FULL,full,ver,fp,HEADERVER); #define GENERATE_CASE_PART(phdr,ver,HEADERVER) \ case NSPR_PDPKTRACEPARTTX_V##ver:\ case NSPR_PDPKTRACEPARTTXB_V##ver:\ case NSPR_PDPKTRACEPARTRX_V##ver:\ PACKET_DESCRIBE(phdr,PART,part,ver,pp,HEADERVER); switch (pletoh16(&(( nspr_header_v10_t*)&nstrace_buf[nstrace_buf_offset])->ph_RecordType)) { GENERATE_CASE_FULL(&wth->phdr,10,100) GENERATE_CASE_PART(&wth->phdr,10,100) #undef GENERATE_CASE_FULL #undef GENERATE_CASE_PART case NSPR_ABSTIME_V10: { nspr_pktracefull_v10_t *fp = (nspr_pktracefull_v10_t *) &nstrace_buf[nstrace_buf_offset]; ns_setabstime(nstrace, pletoh32(((nspr_abstime_v10_t *) fp)->abs_Time), pletoh32(&((nspr_abstime_v10_t *) fp)->abs_RelTime)); nstrace_buf_offset += pletoh16(&fp->nsprRecordSize); break; } case NSPR_RELTIME_V10: { nspr_pktracefull_v10_t *fp = (nspr_pktracefull_v10_t *) &nstrace_buf[nstrace_buf_offset]; ns_setrelativetime(nstrace, pletoh32(((nspr_abstime_v10_t *) fp)->abs_RelTime)); nstrace_buf_offset += pletoh16(&fp->nsprRecordSize); break; } case NSPR_UNUSEDSPACE_V10: nstrace_buf_offset = nstrace_buflen; break; default: { nspr_pktracefull_v10_t *fp = (nspr_pktracefull_v10_t *) &nstrace_buf[nstrace_buf_offset]; nstrace_buf_offset += pletoh16(&fp->nsprRecordSize); break; } } } nstrace_buf_offset = 0; nstrace->xxx_offset += nstrace_buflen; nstrace_buflen = GET_READ_PAGE_SIZE((nstrace->file_size - nstrace->xxx_offset)); }while((nstrace_buflen > 0) && (bytes_read = file_read(nstrace_buf, nstrace_buflen, wth->fh)) && (bytes_read == nstrace_buflen)); return FALSE; } #undef PACKET_DESCRIBE #define TIMEDEFV20(phdr,fp,type) \ do {\ (phdr)->presence_flags = WTAP_HAS_TS;\ nsg_creltime += ns_hrtime2nsec(pletoh32(fp->type##_RelTimeHr));\ (phdr)->ts.secs = nstrace->nspm_curtime + (guint32) (nsg_creltime / 1000000000);\ (phdr)->ts.nsecs = (guint32) (nsg_creltime % 1000000000);\ }while(0) #define TIMEDEFV23(phdr,fp,type) \ do {\ (phdr)->presence_flags = WTAP_HAS_TS;\ /* access _AbsTimeHr as a 64bit value */\ nsg_creltime = pletoh64(fp->type##_AbsTimeHr);\ (phdr)->ts.secs = (guint32) (nsg_creltime / 1000000000);\ (phdr)->ts.nsecs = (guint32) (nsg_creltime % 1000000000);\ }while(0) #define TIMEDEFV21(phdr,fp,type) TIMEDEFV20(phdr,fp,type) #define TIMEDEFV22(phdr,fp,type) TIMEDEFV20(phdr,fp,type) #define TIMEDEFV24(phdr,fp,type) TIMEDEFV23(phdr,fp,type) #define TIMEDEFV25(phdr,fp,type) TIMEDEFV24(phdr,fp,type) #define TIMEDEFV26(phdr,fp,type) TIMEDEFV24(phdr,fp,type) /* ** The maximum value of the record data size is 65535, which is less than ** WTAP_MAX_PACKET_SIZE will ever be, so we don't need to check it. */ #define PARTSIZEDEFV20(phdr,pp,ver) \ do {\ (phdr)->presence_flags |= WTAP_HAS_CAP_LEN;\ (phdr)->len = pletoh16(&pp->pp_PktSizeOrg) + nspr_pktracepart_v##ver##_s;\ (phdr)->caplen = nspr_getv20recordsize((nspr_hd_v20_t *)pp);\ }while(0) #define PARTSIZEDEFV21(phdr,pp,ver) PARTSIZEDEFV20(phdr,pp,ver) #define PARTSIZEDEFV22(phdr,pp,ver) PARTSIZEDEFV20(phdr,pp,ver) #define PARTSIZEDEFV23(phdr,pp,ver) PARTSIZEDEFV20(phdr,pp,ver) #define PARTSIZEDEFV24(phdr,pp,ver) PARTSIZEDEFV20(phdr,pp,ver) #define PARTSIZEDEFV25(phdr,pp,ver) PARTSIZEDEFV20(phdr,pp,ver) #define PARTSIZEDEFV26(phdr,pp,ver) PARTSIZEDEFV20(phdr,pp,ver) #define FULLSIZEDEFV20(phdr,fp,ver)\ do {\ (phdr)->len = nspr_getv20recordsize((nspr_hd_v20_t *)fp);\ (phdr)->caplen = (phdr)->len;\ }while(0) #define FULLSIZEDEFV21(phdr,fp,ver) FULLSIZEDEFV20(phdr,fp,ver) #define FULLSIZEDEFV22(phdr,fp,ver) FULLSIZEDEFV20(phdr,fp,ver) #define FULLSIZEDEFV23(phdr,fp,ver) FULLSIZEDEFV20(phdr,fp,ver) #define FULLSIZEDEFV24(phdr,fp,ver) FULLSIZEDEFV20(phdr,fp,ver) #define FULLSIZEDEFV25(phdr,fp,ver) FULLSIZEDEFV20(phdr,fp,ver) #define FULLSIZEDEFV26(phdr,fp,ver) FULLSIZEDEFV20(phdr,fp,ver) #define PACKET_DESCRIBE(phdr,FULLPART,ver,enumprefix,type,structname,HEADERVER)\ do {\ nspr_##structname##_t *fp= (nspr_##structname##_t*)&nstrace_buf[nstrace_buf_offset];\ (phdr)->rec_type = REC_TYPE_PACKET;\ TIMEDEFV##ver((phdr),fp,type);\ FULLPART##SIZEDEFV##ver((phdr),fp,ver);\ TRACE_V##ver##_REC_LEN_OFF((phdr),enumprefix,type,structname);\ (phdr)->pseudo_header.nstr.rec_type = NSPR_HEADER_VERSION##HEADERVER;\ ws_buffer_assure_space(wth->frame_buffer, (phdr)->caplen);\ memcpy(ws_buffer_start_ptr(wth->frame_buffer), fp, (phdr)->caplen);\ *data_offset = nstrace->xxx_offset + nstrace_buf_offset;\ nstrace->nstrace_buf_offset = nstrace_buf_offset + nspr_getv20recordsize((nspr_hd_v20_t *)fp);\ nstrace->nstrace_buflen = nstrace_buflen;\ nstrace->nsg_creltime = nsg_creltime;\ return TRUE;\ }while(0) static gboolean nstrace_read_v20(wtap *wth, int *err, gchar **err_info, gint64 *data_offset) { nstrace_t *nstrace = (nstrace_t *)wth->priv; guint64 nsg_creltime = nstrace->nsg_creltime; gchar *nstrace_buf = nstrace->pnstrace_buf; gint32 nstrace_buf_offset = nstrace->nstrace_buf_offset; gint32 nstrace_buflen = nstrace->nstrace_buflen; int bytes_read; *err = 0; *err_info = NULL; do { while ((nstrace_buf_offset < nstrace_buflen) && ((nstrace_buflen - nstrace_buf_offset) >= ((gint32)sizeof((( nspr_hd_v20_t*)&nstrace_buf[nstrace_buf_offset])->phd_RecordType)))) { switch ((( nspr_hd_v20_t*)&nstrace_buf[nstrace_buf_offset])->phd_RecordType) { #define GENERATE_CASE_FULL(phdr,ver,HEADERVER) \ case NSPR_PDPKTRACEFULLTX_V##ver:\ case NSPR_PDPKTRACEFULLTXB_V##ver:\ case NSPR_PDPKTRACEFULLRX_V##ver:\ PACKET_DESCRIBE(phdr,FULL,ver,v##ver##_full,fp,pktracefull_v##ver,HEADERVER); #define GENERATE_CASE_FULL_V25(phdr,ver,HEADERVER) \ case NSPR_PDPKTRACEFULLTX_V##ver:\ case NSPR_PDPKTRACEFULLTXB_V##ver:\ case NSPR_PDPKTRACEFULLRX_V##ver:\ case NSPR_PDPKTRACEFULLNEWRX_V##ver:\ PACKET_DESCRIBE(phdr,FULL,ver,v##ver##_full,fp,pktracefull_v##ver,HEADERVER); #define GENERATE_CASE_PART(phdr,ver,HEADERVER) \ case NSPR_PDPKTRACEPARTTX_V##ver:\ case NSPR_PDPKTRACEPARTTXB_V##ver:\ case NSPR_PDPKTRACEPARTRX_V##ver:\ PACKET_DESCRIBE(phdr,PART,ver,v##ver##_part,pp,pktracepart_v##ver,HEADERVER); #define GENERATE_CASE_PART_V25(phdr,ver,HEADERVER) \ case NSPR_PDPKTRACEPARTTX_V##ver:\ case NSPR_PDPKTRACEPARTTXB_V##ver:\ case NSPR_PDPKTRACEPARTRX_V##ver:\ case NSPR_PDPKTRACEPARTNEWRX_V##ver:\ PACKET_DESCRIBE(phdr,PART,ver,v##ver##_part,pp,pktracepart_v##ver,HEADERVER); GENERATE_CASE_FULL(&wth->phdr,20,200); GENERATE_CASE_PART(&wth->phdr,20,200); GENERATE_CASE_FULL(&wth->phdr,21,201); GENERATE_CASE_PART(&wth->phdr,21,201); GENERATE_CASE_FULL(&wth->phdr,22,202); GENERATE_CASE_PART(&wth->phdr,22,202); GENERATE_CASE_FULL(&wth->phdr,23,203); GENERATE_CASE_PART(&wth->phdr,23,203); GENERATE_CASE_FULL_V25(&wth->phdr,24,204); GENERATE_CASE_PART_V25(&wth->phdr,24,204); GENERATE_CASE_FULL_V25(&wth->phdr,25,205); GENERATE_CASE_PART_V25(&wth->phdr,25,205); GENERATE_CASE_FULL_V25(&wth->phdr,26,206); GENERATE_CASE_PART_V25(&wth->phdr,26,206); #undef GENERATE_CASE_FULL #undef GENERATE_CASE_FULL_V25 #undef GENERATE_CASE_PART #undef GENERATE_CASE_PART_V25 case NSPR_ABSTIME_V20: { nspr_pktracefull_v20_t *fp20 = (nspr_pktracefull_v20_t *) &nstrace_buf[nstrace_buf_offset]; nstrace_buf_offset += nspr_getv20recordsize((nspr_hd_v20_t *)fp20); ns_setabstime(nstrace, pletoh32(&((nspr_abstime_v20_t *) fp20)->abs_Time), pletoh16(&((nspr_abstime_v20_t *) fp20)->abs_RelTime)); break; } case NSPR_RELTIME_V20: { nspr_pktracefull_v20_t *fp20 = (nspr_pktracefull_v20_t *) &nstrace_buf[nstrace_buf_offset]; ns_setrelativetime(nstrace, pletoh16(&((nspr_abstime_v20_t *) fp20)->abs_RelTime)); nstrace_buf_offset += nspr_getv20recordsize((nspr_hd_v20_t *)fp20); break; } case NSPR_UNUSEDSPACE_V20: { if (nstrace_buf_offset >= NSPR_PAGESIZE/2) nstrace_buf_offset = nstrace_buflen; else nstrace_buf_offset = NSPR_PAGESIZE/2; break; } default: { nspr_pktracefull_v20_t *fp20 = (nspr_pktracefull_v20_t *) &nstrace_buf[nstrace_buf_offset]; nstrace_buf_offset += nspr_getv20recordsize((nspr_hd_v20_t *)fp20); break; } } } nstrace_buf_offset = 0; nstrace->xxx_offset += nstrace_buflen; nstrace_buflen = GET_READ_PAGE_SIZE((nstrace->file_size - nstrace->xxx_offset)); }while((nstrace_buflen > 0) && (bytes_read = file_read(nstrace_buf, nstrace_buflen, wth->fh)) && (bytes_read == nstrace_buflen)); return FALSE; } #undef PACKET_DESCRIBE #define SETETHOFFSET_35(phdr)\ (phdr)->pseudo_header.nstr.eth_offset = pletoh16(&fp->fp_headerlen);\ #define SETETHOFFSET_30(phdr) ;\ #define TIMEDEFV30(phdr,fp,type) \ do {\ (phdr)->presence_flags = WTAP_HAS_TS;\ /* access _AbsTimeHr as a 64bit value */\ nsg_creltime = pletoh64(fp->type##_AbsTimeHr);\ (phdr)->ts.secs = (guint32) (nsg_creltime / 1000000000);\ (phdr)->ts.nsecs = (guint32) (nsg_creltime % 1000000000);\ }while(0) #define TIMEDEFV35 TIMEDEFV30 /* ** The maximum value of the record data size is 65535, which is less than ** WTAP_MAX_PACKET_SIZE will ever be, so we don't need to check it. */ #define FULLSIZEDEFV30(phdr,fp,ver)\ do {\ (phdr)->presence_flags |= WTAP_HAS_CAP_LEN;\ (phdr)->len = pletoh16(&fp->fp_PktSizeOrg) + nspr_pktracefull_v##ver##_s;\ (phdr)->caplen = nspr_getv20recordsize((nspr_hd_v20_t *)fp);\ }while(0) #define FULLSIZEDEFV35(phdr,fp,ver)\ do {\ (phdr)->presence_flags |= WTAP_HAS_CAP_LEN;\ (phdr)->len = pletoh16(&fp->fp_PktSizeOrg) + pletoh16(&fp->fp_headerlen);\ (phdr)->caplen = nspr_getv20recordsize((nspr_hd_v20_t *)fp);\ }while(0) #define PACKET_DESCRIBE(phdr,FULLPART,ver,enumprefix,type,structname,HEADERVER)\ do {\ nspr_##structname##_t *fp = (nspr_##structname##_t *) &nstrace_buf[nstrace_buf_offset];\ (phdr)->rec_type = REC_TYPE_PACKET;\ TIMEDEFV##ver((phdr),fp,type);\ FULLPART##SIZEDEFV##ver((phdr),fp,ver);\ TRACE_V##ver##_REC_LEN_OFF((phdr),enumprefix,type,structname);\ SETETHOFFSET_##ver(phdr)\ (phdr)->pseudo_header.nstr.rec_type = NSPR_HEADER_VERSION##HEADERVER;\ ws_buffer_assure_space(wth->frame_buffer, (phdr)->caplen);\ *data_offset = nstrace->xxx_offset + nstrace_buf_offset;\ while (nstrace_tmpbuff_off < nspr_##structname##_s) {\ nstrace_tmpbuff[nstrace_tmpbuff_off++] = nstrace_buf[nstrace_buf_offset++];\ }\ nst_dataSize = nspr_getv20recordsize(hdp);\ rec_size = nst_dataSize - nstrace_tmpbuff_off;\ nsg_nextPageOffset = ((nstrace_buf_offset + rec_size) >= (guint)nstrace->nstrace_buflen) ?\ ((nstrace_buf_offset + rec_size) - (NSPR_PAGESIZE_TRACE - 1)) : 0;\ while (nsg_nextPageOffset) {\ while (nstrace_buf_offset < nstrace->nstrace_buflen) {\ nstrace_tmpbuff[nstrace_tmpbuff_off++] = nstrace_buf[nstrace_buf_offset++];\ }\ nstrace->xxx_offset += nstrace_buflen;\ nstrace_buflen = NSPR_PAGESIZE_TRACE;\ bytes_read = file_read(nstrace_buf, NSPR_PAGESIZE_TRACE, wth->fh);\ if ( !file_eof(wth->fh) && bytes_read != NSPR_PAGESIZE_TRACE) {\ return FALSE;\ } else {\ nstrace_buf_offset = 0;\ }\ nstrace_buflen = bytes_read;\ rec_size = nst_dataSize - nstrace_tmpbuff_off;\ nsg_nextPageOffset = ((nstrace_buf_offset + rec_size) >= (guint)nstrace->nstrace_buflen) ?\ ((nstrace_buf_offset + rec_size) - (NSPR_PAGESIZE_TRACE- 1)): 0;\ } \ while (nstrace_tmpbuff_off < nst_dataSize) {\ nstrace_tmpbuff[nstrace_tmpbuff_off++] = nstrace_buf[nstrace_buf_offset++];\ }\ memcpy(ws_buffer_start_ptr(wth->frame_buffer), nstrace_tmpbuff, (phdr)->caplen);\ nstrace->nstrace_buf_offset = nstrace_buf_offset;\ nstrace->nstrace_buflen = nstrace_buflen;\ nstrace->nsg_creltime = nsg_creltime;\ return TRUE;\ } while(0) static gboolean nstrace_read_v30(wtap *wth, int *err, gchar **err_info, gint64 *data_offset) { nstrace_t *nstrace = (nstrace_t *)wth->priv; guint64 nsg_creltime; gchar *nstrace_buf = nstrace->pnstrace_buf; gint32 nstrace_buf_offset = nstrace->nstrace_buf_offset; gint32 nstrace_buflen = nstrace->nstrace_buflen; guint8 nstrace_tmpbuff[65536]; guint32 nstrace_tmpbuff_off=0,nst_dataSize=0,rec_size=0,nsg_nextPageOffset=0; nspr_hd_v20_t *hdp; int bytes_read = 0; *err = 0; *err_info = NULL; if(nstrace_buflen == 0){ return FALSE; /* Reached End Of File */ } do { if (!nstrace_buf[nstrace_buf_offset] && nstrace_buf_offset <= NSPR_PAGESIZE_TRACE){ nstrace_buf_offset = NSPR_PAGESIZE_TRACE; } if(file_eof(wth->fh) && bytes_read>0 ){ memset(&nstrace_buf[bytes_read], 0, NSPR_PAGESIZE_TRACE-bytes_read); } while ((nstrace_buf_offset < NSPR_PAGESIZE_TRACE) && nstrace_buf[nstrace_buf_offset]) { hdp = (nspr_hd_v20_t *) &nstrace_buf[nstrace_buf_offset]; if(nspr_getv20recordsize(hdp) == 0){ *err=WTAP_ERR_BAD_FILE; *err_info = g_strdup("Zero size record found"); return FALSE; } switch (hdp->phd_RecordType) { #define GENERATE_CASE_FULL_V30(phdr,ver,HEADERVER) \ case NSPR_PDPKTRACEFULLTX_V##ver:\ case NSPR_PDPKTRACEFULLTXB_V##ver:\ case NSPR_PDPKTRACEFULLRX_V##ver:\ case NSPR_PDPKTRACEFULLNEWRX_V##ver:\ PACKET_DESCRIBE(phdr,FULL,ver,v##ver##_full,fp,pktracefull_v##ver,HEADERVER); GENERATE_CASE_FULL_V30(&wth->phdr,30,300); #undef GENERATE_CASE_FULL_V30 #define GENERATE_CASE_FULL_V35(phdr,ver,HEADERVER) \ case NSPR_PDPKTRACEFULLTX_V##ver:\ case NSPR_PDPKTRACEFULLTXB_V##ver:\ case NSPR_PDPKTRACEFULLRX_V##ver:\ case NSPR_PDPKTRACEFULLNEWRX_V##ver:\ PACKET_DESCRIBE(phdr,FULL,ver,v##ver##_full,fp,pktracefull_v##ver,HEADERVER); GENERATE_CASE_FULL_V35(&wth->phdr,35,350); #undef GENERATE_CASE_FULL_V35 case NSPR_ABSTIME_V20: { nstrace_buf_offset += nspr_getv20recordsize(hdp); ns_setabstime(nstrace, pletoh32(&((nspr_abstime_v20_t *) &nstrace_buf[nstrace_buf_offset])->abs_Time), pletoh16(&((nspr_abstime_v20_t *) &nstrace_buf[nstrace_buf_offset])->abs_RelTime)); break; } case NSPR_RELTIME_V20: { ns_setrelativetime(nstrace, pletoh16(&((nspr_abstime_v20_t *) &nstrace_buf[nstrace_buf_offset])->abs_RelTime)); nstrace_buf_offset += nspr_getv20recordsize(hdp); break; } default: { nstrace_buf_offset += nspr_getv20recordsize(hdp); break; } } } nstrace_buf_offset = 0; nstrace->xxx_offset += nstrace_buflen; nstrace_buflen = NSPR_PAGESIZE_TRACE; } while((nstrace_buflen > 0) && (bytes_read = file_read(nstrace_buf, nstrace_buflen, wth->fh)) && (file_eof(wth->fh) || bytes_read == nstrace_buflen)); return FALSE; } #undef PACKET_DESCRIBE /* * XXX - for these, we can't set the time stamp in the seek-read * routine, because the time stamps are relative. */ #undef TIMEDEFV10 #define TIMEDEFV10(phdr,fp,type) \ do {\ (phdr)->presence_flags = 0;\ }while(0) #define PACKET_DESCRIBE(phdr,FULLPART,fullpart,ver,type,HEADERVER) \ do {\ nspr_pktrace##fullpart##_v##ver##_t *type = (nspr_pktrace##fullpart##_v##ver##_t *) pd;\ (phdr)->rec_type = REC_TYPE_PACKET;\ TIMEDEFV##ver((phdr),fp,type);\ FULLPART##SIZEDEFV##ver((phdr),type,ver);\ TRACE_V##ver##_REC_LEN_OFF(phdr,v##ver##_##fullpart,type,pktrace##fullpart##_v##ver);\ (phdr)->pseudo_header.nstr.rec_type = NSPR_HEADER_VERSION##HEADERVER;\ }while(0) static gboolean nstrace_seek_read_v10(wtap *wth, gint64 seek_off, struct wtap_pkthdr *phdr, Buffer *buf, int *err, gchar **err_info) { nspr_hd_v10_t hdr; guint record_length; guint8 *pd; unsigned int bytes_to_read; *err = 0; if (file_seek(wth->random_fh, seek_off, SEEK_SET, err) == -1) return FALSE; /* ** Read the record header. */ if (!wtap_read_bytes(wth->random_fh, (void *)&hdr, sizeof hdr, err, err_info)) return FALSE; /* ** Get the record length. */ record_length = nspr_getv10recordsize(&hdr); /* ** Copy the header to the buffer and read the rest of the record.. */ ws_buffer_assure_space(buf, record_length); pd = ws_buffer_start_ptr(buf); memcpy(pd, (void *)&hdr, sizeof hdr); if (record_length > sizeof hdr) { bytes_to_read = (unsigned int)(record_length - sizeof hdr); if (!wtap_read_bytes(wth->random_fh, pd + sizeof hdr, bytes_to_read, err, err_info)) return FALSE; } /* ** Fill in what part of the struct wtap_pkthdr we can. */ #define GENERATE_CASE_FULL(phdr,type,HEADERVER) \ case NSPR_PDPKTRACEFULLTX_V##type:\ case NSPR_PDPKTRACEFULLTXB_V##type:\ case NSPR_PDPKTRACEFULLRX_V##type:\ PACKET_DESCRIBE(phdr,FULL,full,type,fp,HEADERVER);\ break; #define GENERATE_CASE_PART(phdr,type,HEADERVER) \ case NSPR_PDPKTRACEPARTTX_V##type:\ case NSPR_PDPKTRACEPARTTXB_V##type:\ case NSPR_PDPKTRACEPARTRX_V##type:\ PACKET_DESCRIBE(phdr,PART,part,type,pp,HEADERVER);\ break; switch (pletoh16(&(( nspr_header_v10_t*)pd)->ph_RecordType)) { GENERATE_CASE_FULL(phdr,10,100) GENERATE_CASE_PART(phdr,10,100) } #undef GENERATE_CASE_FULL #undef GENERATE_CASE_PART return TRUE; } #undef PACKET_DESCRIBE /* * XXX - for these, we can't set the time stamp in the seek-read * routine, because the time stamps are relative. */ #undef TIMEDEFV20 #define TIMEDEFV20(phdr,fp,type) \ do {\ (phdr)->presence_flags = 0;\ }while(0) #undef TIMEDEFV21 #undef TIMEDEFV22 #define TIMEDEFV21(phdr,fp,type) TIMEDEFV20(phdr,fp,type) #define TIMEDEFV22(phdr,fp,type) TIMEDEFV20(phdr,fp,type) #define PACKET_DESCRIBE(phdr,FULLPART,ver,enumprefix,type,structname,HEADERVER)\ do {\ nspr_##structname##_t *fp= (nspr_##structname##_t*)pd;\ (phdr)->rec_type = REC_TYPE_PACKET;\ TIMEDEFV##ver((phdr),fp,type);\ FULLPART##SIZEDEFV##ver((phdr),fp,ver);\ TRACE_V##ver##_REC_LEN_OFF((phdr),enumprefix,type,structname);\ (phdr)->pseudo_header.nstr.rec_type = NSPR_HEADER_VERSION##HEADERVER;\ return TRUE;\ }while(0) static gboolean nstrace_seek_read_v20(wtap *wth, gint64 seek_off, struct wtap_pkthdr *phdr, Buffer *buf, int *err, gchar **err_info) { nspr_hd_v20_t hdr; guint record_length; guint hdrlen; guint8 *pd; unsigned int bytes_to_read; guint64 nsg_creltime; *err = 0; if (file_seek(wth->random_fh, seek_off, SEEK_SET, err) == -1) return FALSE; /* ** Read the first 2 bytes of the record header. */ if (!wtap_read_bytes(wth->random_fh, (void *)&hdr, 2, err, err_info)) return FALSE; hdrlen = 2; /* ** Is there a third byte? If so, read it. */ if (hdr.phd_RecordSizeLow & NSPR_V20RECORDSIZE_2BYTES) { if (!wtap_read_bytes(wth->random_fh, (void *)&hdr.phd_RecordSizeHigh, 1, err, err_info)) return FALSE; hdrlen = 3; } /* ** Get the record length. */ record_length = nspr_getv20recordsize(&hdr); /* ** Copy the header to the buffer and read the rest of the record.. */ ws_buffer_assure_space(buf, record_length); pd = ws_buffer_start_ptr(buf); memcpy(pd, (void *)&hdr, hdrlen); if (record_length > hdrlen) { bytes_to_read = (unsigned int)(record_length - hdrlen); if (!wtap_read_bytes(wth->random_fh, pd + hdrlen, bytes_to_read, err, err_info)) return FALSE; } #define GENERATE_CASE_FULL(phdr,ver,HEADERVER) \ case NSPR_PDPKTRACEFULLTX_V##ver:\ case NSPR_PDPKTRACEFULLTXB_V##ver:\ case NSPR_PDPKTRACEFULLRX_V##ver:\ PACKET_DESCRIBE(phdr,FULL,ver,v##ver##_full,fp,pktracefull_v##ver,HEADERVER); #define GENERATE_CASE_FULL_V25(phdr,ver,HEADERVER) \ case NSPR_PDPKTRACEFULLTX_V##ver:\ case NSPR_PDPKTRACEFULLTXB_V##ver:\ case NSPR_PDPKTRACEFULLRX_V##ver:\ case NSPR_PDPKTRACEFULLNEWRX_V##ver:\ PACKET_DESCRIBE(phdr,FULL,ver,v##ver##_full,fp,pktracefull_v##ver,HEADERVER); #define GENERATE_CASE_PART(phdr,ver,HEADERVER) \ case NSPR_PDPKTRACEPARTTX_V##ver:\ case NSPR_PDPKTRACEPARTTXB_V##ver:\ case NSPR_PDPKTRACEPARTRX_V##ver:\ PACKET_DESCRIBE(phdr,PART,ver,v##ver##_part,pp,pktracepart_v##ver,HEADERVER); #define GENERATE_CASE_PART_V25(phdr,ver,HEADERVER) \ case NSPR_PDPKTRACEPARTTX_V##ver:\ case NSPR_PDPKTRACEPARTTXB_V##ver:\ case NSPR_PDPKTRACEPARTRX_V##ver:\ case NSPR_PDPKTRACEPARTNEWRX_V##ver:\ PACKET_DESCRIBE(phdr,PART,ver,v##ver##_part,pp,pktracepart_v##ver,HEADERVER); switch ((( nspr_hd_v20_t*)pd)->phd_RecordType) { GENERATE_CASE_FULL(phdr,20,200) GENERATE_CASE_PART(phdr,20,200) GENERATE_CASE_FULL(phdr,21,201) GENERATE_CASE_PART(phdr,21,201) GENERATE_CASE_FULL(phdr,22,202) GENERATE_CASE_PART(phdr,22,202) GENERATE_CASE_FULL(phdr,23,203) GENERATE_CASE_PART(phdr,23,203) GENERATE_CASE_FULL_V25(phdr,24,204) GENERATE_CASE_PART_V25(phdr,24,204) GENERATE_CASE_FULL_V25(phdr,25,205) GENERATE_CASE_PART_V25(phdr,25,205) GENERATE_CASE_FULL_V25(phdr,26,206) GENERATE_CASE_PART_V25(phdr,26,206) } #undef GENERATE_CASE_FULL #undef GENERATE_CASE_FULL_V25 #undef GENERATE_CASE_PART #undef GENERATE_CASE_PART_V25 return TRUE; } #undef PACKET_DESCRIBE #undef SETETHOFFSET_35 #undef SETETHOFFSET_30 #define SETETHOFFSET_35(phdr)\ {\ (phdr)->pseudo_header.nstr.eth_offset = pletoh16(&fp->fp_headerlen);\ } #define SETETHOFFSET_30(phdr) ;\ #define PACKET_DESCRIBE(phdr,FULLPART,ver,enumprefix,type,structname,HEADERVER)\ do {\ nspr_##structname##_t *fp= (nspr_##structname##_t*)pd;\ (phdr)->rec_type = REC_TYPE_PACKET;\ TIMEDEFV##ver((phdr),fp,type);\ SETETHOFFSET_##ver(phdr);\ FULLPART##SIZEDEFV##ver((phdr),fp,ver);\ TRACE_V##ver##_REC_LEN_OFF((phdr),enumprefix,type,structname);\ (phdr)->pseudo_header.nstr.rec_type = NSPR_HEADER_VERSION##HEADERVER;\ return TRUE;\ }while(0) static gboolean nstrace_seek_read_v30(wtap *wth, gint64 seek_off, struct wtap_pkthdr *phdr, Buffer *buf, int *err, gchar **err_info) { nspr_hd_v20_t hdr; guint record_length; guint hdrlen; guint8 *pd; unsigned int bytes_to_read; guint64 nsg_creltime; *err = 0; if (file_seek(wth->random_fh, seek_off, SEEK_SET, err) == -1) return FALSE; /* ** Read the first 2 bytes of the record header. */ if (!wtap_read_bytes(wth->random_fh, (void *)&hdr, 2, err, err_info)) return FALSE; hdrlen = 2; /* ** Is there a third byte? If so, read it. */ if (hdr.phd_RecordSizeLow & NSPR_V20RECORDSIZE_2BYTES) { if (!wtap_read_bytes(wth->random_fh, (void *)&hdr.phd_RecordSizeHigh, 1, err, err_info)) return FALSE; hdrlen = 3; } /* ** Get the record length. ** The maximum value of the record data size is 65535, which is less ** than WTAP_MAX_PACKET_SIZE will ever be, so we don't need to check it. */ record_length = nspr_getv20recordsize(&hdr); /* ** Copy the header to the buffer and read the rest of the record.. */ ws_buffer_assure_space(buf, record_length); pd = ws_buffer_start_ptr(buf); memcpy(pd, (void *)&hdr, hdrlen); if (record_length > hdrlen) { bytes_to_read = (unsigned int)(record_length - hdrlen); if (!wtap_read_bytes(wth->random_fh, pd + hdrlen, bytes_to_read, err, err_info)) return FALSE; } (phdr)->caplen = (phdr)->len = record_length; #define GENERATE_CASE_V30(phdr,ver,HEADERVER) \ case NSPR_PDPKTRACEFULLTX_V##ver:\ case NSPR_PDPKTRACEFULLTXB_V##ver:\ case NSPR_PDPKTRACEFULLRX_V##ver:\ case NSPR_PDPKTRACEFULLNEWRX_V##ver:\ PACKET_DESCRIBE(phdr,FULL,ver,v##ver##_full,fp,pktracefull_v##ver,HEADERVER); switch ((( nspr_hd_v20_t*)pd)->phd_RecordType) { GENERATE_CASE_V30(phdr,30, 300); GENERATE_CASE_V30(phdr,35, 350); } return TRUE; } /* ** Netscaler trace format close routines. */ static void nstrace_close(wtap *wth) { nstrace_t *nstrace = (nstrace_t *)wth->priv; g_free(nstrace->pnstrace_buf); } typedef struct { guint16 page_offset; guint16 page_len; guint32 absrec_time; gboolean newfile; } nstrace_dump_t; /* Returns 0 if we could write the specified encapsulation type, ** an error indication otherwise. */ int nstrace_10_dump_can_write_encap(int encap) { if (encap == WTAP_ENCAP_NSTRACE_1_0) return 0; return WTAP_ERR_UNWRITABLE_ENCAP; } /* Returns 0 if we could write the specified encapsulation type, ** an error indication otherwise. */ int nstrace_20_dump_can_write_encap(int encap) { if (encap == WTAP_ENCAP_NSTRACE_2_0) return 0; return WTAP_ERR_UNWRITABLE_ENCAP; } /* Returns 0 if we could write the specified encapsulation type, ** an error indication otherwise. */ int nstrace_30_dump_can_write_encap(int encap) { if (encap == WTAP_ENCAP_NSTRACE_3_0) return 0; return WTAP_ERR_UNWRITABLE_ENCAP; } /* Returns 0 if we could write the specified encapsulation type, ** an error indication otherwise. */ int nstrace_35_dump_can_write_encap(int encap) { if (encap == WTAP_ENCAP_NSTRACE_3_5) return 0; return WTAP_ERR_UNWRITABLE_ENCAP; } /* Returns TRUE on success, FALSE on failure; sets "*err" to an error code on ** failure */ gboolean nstrace_dump_open(wtap_dumper *wdh, int *err _U_) { nstrace_dump_t *nstrace; wdh->subtype_write = nstrace_dump; nstrace = (nstrace_dump_t *)g_malloc(sizeof(nstrace_dump_t)); wdh->priv = (void *)nstrace; nstrace->page_offset = 0; if ((wdh->file_type_subtype == WTAP_FILE_TYPE_SUBTYPE_NETSCALER_3_0) || (wdh->file_type_subtype == WTAP_FILE_TYPE_SUBTYPE_NETSCALER_3_5)) nstrace->page_len = NSPR_PAGESIZE_TRACE; else nstrace->page_len = NSPR_PAGESIZE; nstrace->absrec_time = 0; nstrace->newfile = TRUE; return TRUE; } static gboolean nstrace_add_signature(wtap_dumper *wdh, int *err) { nstrace_dump_t *nstrace = (nstrace_dump_t *)wdh->priv; if (wdh->file_type_subtype == WTAP_FILE_TYPE_SUBTYPE_NETSCALER_1_0) { guint16 val16b; nspr_signature_v10_t sig10; /* populate the record */ val16b = GUINT16_TO_LE(NSPR_SIGNATURE_V10); memcpy(sig10.phd.ph_RecordType, &val16b, sizeof sig10.phd.ph_RecordType); val16b = GUINT16_TO_LE(nspr_signature_v10_s); memcpy(sig10.phd.ph_RecordSize, &val16b, sizeof sig10.phd.ph_RecordSize); memset(sig10.sig_Signature, 0, NSPR_SIGSIZE_V10); g_strlcpy(sig10.sig_Signature, NSPR_SIGSTR_V10, NSPR_SIGSIZE_V10); /* Write the record into the file */ if (!wtap_dump_file_write(wdh, &sig10, nspr_signature_v10_s, err)) return FALSE; /* Move forward the page offset */ nstrace->page_offset += (guint16) nspr_signature_v10_s; } else if (wdh->file_type_subtype == WTAP_FILE_TYPE_SUBTYPE_NETSCALER_2_0) { nspr_signature_v20_t sig20; sig20.sig_RecordType = NSPR_SIGNATURE_V20; sig20.sig_RecordSize = nspr_signature_v20_s; memcpy(sig20.sig_Signature, NSPR_SIGSTR_V20, sizeof(NSPR_SIGSTR_V20)); /* Write the record into the file */ if (!wtap_dump_file_write(wdh, &sig20, sig20.sig_RecordSize, err)) return FALSE; /* Move forward the page offset */ nstrace->page_offset += (guint16) sig20.sig_RecordSize; } else if (wdh->file_type_subtype == WTAP_FILE_TYPE_SUBTYPE_NETSCALER_3_0) { nspr_signature_v30_t sig30; sig30.sig_RecordType = NSPR_SIGNATURE_V30; sig30.sig_RecordSize = nspr_signature_v30_s; memcpy(sig30.sig_Signature, NSPR_SIGSTR_V30, sizeof(NSPR_SIGSTR_V30)); /* Write the record into the file */ if (!wtap_dump_file_write(wdh, &sig30, sig30.sig_RecordSize, err)) return FALSE; /* Move forward the page offset */ nstrace->page_offset += (guint16) sig30.sig_RecordSize; } else if (wdh->file_type_subtype == WTAP_FILE_TYPE_SUBTYPE_NETSCALER_3_5) { nspr_signature_v35_t sig35; sig35.sig_RecordType = NSPR_SIGNATURE_V35; sig35.sig_RecordSize = nspr_signature_v35_s; memcpy(sig35.sig_Signature, NSPR_SIGSTR_V35, sizeof(NSPR_SIGSTR_V35)); /* Write the record into the file */ if (!wtap_dump_file_write(wdh, &sig35, sig35.sig_RecordSize, err)) return FALSE; /* Move forward the page offset */ nstrace->page_offset += (guint16) sig35.sig_RecordSize; } else { g_assert_not_reached(); return FALSE; } return TRUE; } static gboolean nstrace_add_abstime(wtap_dumper *wdh, const struct wtap_pkthdr *phdr, const guint8 *pd, int *err) { nstrace_dump_t *nstrace = (nstrace_dump_t *)wdh->priv; guint64 nsg_creltime; if (wdh->file_type_subtype == WTAP_FILE_TYPE_SUBTYPE_NETSCALER_1_0) { guint16 val16; guint32 reltime; guint64 abstime; nspr_abstime_v10_t abs10; /* populate the record */ val16 = GUINT16_TO_LE(NSPR_ABSTIME_V10); memcpy(abs10.phd.ph_RecordType, &val16, sizeof abs10.phd.ph_RecordType); val16 = GUINT16_TO_LE(nspr_abstime_v10_s); memcpy(abs10.phd.ph_RecordSize, &val16, sizeof abs10.phd.ph_RecordSize); memcpy(&reltime, ((const nspr_pktracefull_v10_t *)pd)->fp_RelTimeHr, sizeof reltime); nsg_creltime = ns_hrtime2nsec(reltime); memset(abs10.abs_RelTime, 0, sizeof abs10.abs_RelTime); abstime = GUINT32_TO_LE((guint32)phdr->ts.secs - (guint32)(nsg_creltime/1000000000)); memcpy(abs10.abs_Time, &abstime, sizeof abs10.abs_Time); /* Write the record into the file */ if (!wtap_dump_file_write(wdh, &abs10, nspr_abstime_v10_s, err)) return FALSE; /* Move forward the page offset */ nstrace->page_offset += nspr_abstime_v10_s; } else if ((wdh->file_type_subtype == WTAP_FILE_TYPE_SUBTYPE_NETSCALER_2_0) || (wdh->file_type_subtype == WTAP_FILE_TYPE_SUBTYPE_NETSCALER_3_0) || (wdh->file_type_subtype == WTAP_FILE_TYPE_SUBTYPE_NETSCALER_3_5)) { guint32 reltime; guint64 abstime; nspr_abstime_v20_t abs20; abs20.abs_RecordType = NSPR_ABSTIME_V20; abs20.abs_RecordSize = nspr_abstime_v20_s; memcpy(&reltime, ((const nspr_pktracefull_v20_t *)pd)->fp_RelTimeHr, sizeof reltime); nsg_creltime = ns_hrtime2nsec(reltime); memset(abs20.abs_RelTime, 0, sizeof abs20.abs_RelTime); abstime = GUINT32_TO_LE((guint32)phdr->ts.secs - (guint32)(nsg_creltime/1000000000)); memcpy(abs20.abs_RelTime, &abstime, sizeof abs20.abs_RelTime); /* Write the record into the file */ if (!wtap_dump_file_write(wdh, &abs20, nspr_abstime_v20_s, err)) return FALSE; /* Move forward the page offset */ nstrace->page_offset += nspr_abstime_v20_s; } else { g_assert_not_reached(); return FALSE; } return TRUE; } /* Write a record for a packet to a dump file. Returns TRUE on success, FALSE on failure. */ static gboolean nstrace_dump(wtap_dumper *wdh, const struct wtap_pkthdr *phdr, const guint8 *pd, int *err, gchar **err_info _U_) { nstrace_dump_t *nstrace = (nstrace_dump_t *)wdh->priv; /* We can only write packet records. */ if (phdr->rec_type != REC_TYPE_PACKET) { *err = WTAP_ERR_UNWRITABLE_REC_TYPE; return FALSE; } if (nstrace->newfile == TRUE) { nstrace->newfile = FALSE; /* Add the signature record and abs time record */ if (wdh->file_type_subtype == WTAP_FILE_TYPE_SUBTYPE_NETSCALER_1_0) { if (!nstrace_add_signature(wdh, err) || !nstrace_add_abstime(wdh, phdr, pd, err)) return FALSE; } else if (wdh->file_type_subtype == WTAP_FILE_TYPE_SUBTYPE_NETSCALER_2_0) { if (!nstrace_add_signature(wdh, err) || !nstrace_add_abstime(wdh, phdr, pd, err)) return FALSE; } else if (wdh->file_type_subtype == WTAP_FILE_TYPE_SUBTYPE_NETSCALER_3_0 || wdh->file_type_subtype == WTAP_FILE_TYPE_SUBTYPE_NETSCALER_3_5 ) { if (!nstrace_add_signature(wdh, err) || !nstrace_add_abstime(wdh, phdr, pd, err)) return FALSE; } else { g_assert_not_reached(); return FALSE; } } switch (phdr->pseudo_header.nstr.rec_type) { case NSPR_HEADER_VERSION100: if (wdh->file_type_subtype == WTAP_FILE_TYPE_SUBTYPE_NETSCALER_1_0) { if (nstrace->page_offset + phdr->caplen >= nstrace->page_len) { /* Start on the next page */ if (wtap_dump_file_seek(wdh, (nstrace->page_len - nstrace->page_offset), SEEK_CUR, err) == -1) return FALSE; nstrace->page_offset = 0; /* Possibly add signature and abstime records and increment offset */ if (!nstrace_add_signature(wdh, err)) return FALSE; } /* Write the actual record as is */ if (!wtap_dump_file_write(wdh, pd, phdr->caplen, err)) return FALSE; nstrace->page_offset += (guint16) phdr->caplen; } else if (wdh->file_type_subtype == WTAP_FILE_TYPE_SUBTYPE_NETSCALER_2_0) { *err = WTAP_ERR_UNWRITABLE_FILE_TYPE; return FALSE; } break; case NSPR_HEADER_VERSION200: case NSPR_HEADER_VERSION201: case NSPR_HEADER_VERSION202: case NSPR_HEADER_VERSION203: case NSPR_HEADER_VERSION204: case NSPR_HEADER_VERSION205: case NSPR_HEADER_VERSION206: if (wdh->file_type_subtype == WTAP_FILE_TYPE_SUBTYPE_NETSCALER_1_0) { *err = WTAP_ERR_UNWRITABLE_FILE_TYPE; return FALSE; } else if (wdh->file_type_subtype == WTAP_FILE_TYPE_SUBTYPE_NETSCALER_2_0) { if (nstrace->page_offset + phdr->caplen >= nstrace->page_len) { /* Start on the next page */ if (wtap_dump_file_seek(wdh, (nstrace->page_len - nstrace->page_offset), SEEK_CUR, err) == -1) return FALSE; nstrace->page_offset = 0; /* Possibly add signature and abstime records and increment offset */ if (!nstrace_add_signature(wdh, err)) return FALSE; } /* Write the actual record as is */ if (!wtap_dump_file_write(wdh, pd, phdr->caplen, err)) return FALSE; nstrace->page_offset += (guint16) phdr->caplen; } break; case NSPR_HEADER_VERSION300: case NSPR_HEADER_VERSION350: if (wdh->file_type_subtype == WTAP_FILE_TYPE_SUBTYPE_NETSCALER_1_0) { *err = WTAP_ERR_UNWRITABLE_FILE_TYPE; return FALSE; } else if (wdh->file_type_subtype == WTAP_FILE_TYPE_SUBTYPE_NETSCALER_2_0) { *err = WTAP_ERR_UNWRITABLE_FILE_TYPE; return FALSE; } else if (wdh->file_type_subtype == WTAP_FILE_TYPE_SUBTYPE_NETSCALER_3_0 || wdh->file_type_subtype == WTAP_FILE_TYPE_SUBTYPE_NETSCALER_3_5) { if (nstrace->page_offset + phdr->caplen >= nstrace->page_len) { /* Start on the next page */ if (wtap_dump_file_seek(wdh, (nstrace->page_len - nstrace->page_offset), SEEK_CUR, err) == -1) return FALSE; nstrace->page_offset = 0; /* Possibly add signature and abstime records and increment offset */ if (!nstrace_add_signature(wdh, err)) return FALSE; } /* Write the actual record as is */ if (!wtap_dump_file_write(wdh, pd, phdr->caplen, err)) return FALSE; nstrace->page_offset += (guint16) phdr->caplen; } else { g_assert_not_reached(); return FALSE; } break; default: g_assert_not_reached(); return FALSE; } return TRUE; } /* * 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: */