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wireshark/wiretap/netscaler.c

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/* netscaler.c
*
* Wiretap Library
* Copyright (c) 2006 by Ravi Kondamuru <Ravi.Kondamuru@citrix.com>
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "config.h"
#include <errno.h>
#include <string.h>
#include "wtap-int.h"
#include "file_wrappers.h"
#include "netscaler.h"
#include <wsutil/ws_assert.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 resolution 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 0x80U
/* 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(rec,enumprefix,structname,hdrname)\
static const guint8 enumprefix##_##hdrname##_offset = (guint8)sizeof(nspr_##structname##_t);
#define __TNO(rec,enumprefix,structprefix,structname,hdrname,structfieldname) \
static const guint8 enumprefix##_##hdrname##_offset = (guint8)GPOINTER_TO_INT(offsetof(nspr_##structname##_t,structprefix##_##structfieldname));
#define __TNL(rec,enumprefix,structprefix,structname,hdrname,structfieldname) \
static const guint8 enumprefix##_##hdrname##_len = (guint8)sizeof(((nspr_##structname##_t*)0)->structprefix##_##structfieldname);
#define __TNV1O(rec,enumprefix,structprefix,structname,hdrname,structfieldname) \
static const guint8 enumprefix##_##hdrname##_offset = (guint8)GPOINTER_TO_INT(offsetof(nspr_##structname##_t,structfieldname));
#define __TNV1L(rec,enumprefix,structprefix,structname,hdrname,structfieldname) \
static const guint8 enumprefix##_##hdrname##_len = (guint8)sizeof(((nspr_##structname##_t*)0)->structfieldname);
#define TRACE_V10_REC_LEN_OFF(rec,enumprefix,structprefix,structname) \
__TNV1O(rec,enumprefix,structprefix,structname,dir,phd.ph_RecordType)\
__TNV1L(rec,enumprefix,structprefix,structname,dir,phd.ph_RecordType)\
__TNV1O(rec,enumprefix,structprefix,structname,nicno,phd.ph_DevNo)\
__TNV1L(rec,enumprefix,structprefix,structname,nicno,phd.ph_DevNo)\
__TNDO(rec,enumprefix,structname,eth)
#define TRACE_V20_REC_LEN_OFF(rec,enumprefix,structprefix,structname) \
__TNO(rec,enumprefix,structprefix,structname,dir,RecordType)\
__TNL(rec,enumprefix,structprefix,structname,dir,RecordType)\
__TNO(rec,enumprefix,structprefix,structname,nicno,DevNo)\
__TNL(rec,enumprefix,structprefix,structname,nicno,DevNo)\
__TNDO(rec,enumprefix,structname,eth)
#define TRACE_V21_REC_LEN_OFF(rec,enumprefix,structprefix,structname) \
TRACE_V20_REC_LEN_OFF(rec,enumprefix,structprefix,structname)\
__TNO(rec,enumprefix,structprefix,structname,pcb,PcbDevNo)\
__TNO(rec,enumprefix,structprefix,structname,l_pcb,lPcbDevNo)
#define TRACE_V22_REC_LEN_OFF(rec,enumprefix,structprefix,structname) \
TRACE_V21_REC_LEN_OFF(rec,enumprefix,structprefix,structname)\
__TNO(rec,enumprefix,structprefix,structname,vlantag,VlanTag)
#define TRACE_V23_REC_LEN_OFF(rec,enumprefix,structprefix,structname) \
TRACE_V22_REC_LEN_OFF(rec,enumprefix,structprefix,structname)\
__TNO(rec,enumprefix,structprefix,structname,coreid,Coreid)
#define TRACE_V24_REC_LEN_OFF(rec,enumprefix,structprefix,structname) \
TRACE_V23_REC_LEN_OFF(rec,enumprefix,structprefix,structname)\
__TNO(rec,enumprefix,structprefix,structname,srcnodeid,srcNodeId)\
__TNO(rec,enumprefix,structprefix,structname,destnodeid,destNodeId)\
__TNO(rec,enumprefix,structprefix,structname,clflags,clFlags)
#define TRACE_V25_REC_LEN_OFF(rec,enumprefix,structprefix,structname) \
TRACE_V24_REC_LEN_OFF(rec,enumprefix,structprefix,structname)\
__TNO(rec,enumprefix,structprefix,structname,src_vmname_len,src_vmname_len)\
__TNO(rec,enumprefix,structprefix,structname,dst_vmname_len,dst_vmname_len)\
__TNDO(rec,enumprefix,structname,data)
#define TRACE_V26_REC_LEN_OFF(rec,enumprefix,structprefix,structname) \
TRACE_V25_REC_LEN_OFF(rec,enumprefix,structprefix,structname)\
__TNO(rec,enumprefix,structprefix,structname,ns_activity,ns_activity)\
#define TRACE_V30_REC_LEN_OFF(rec, enumprefix, structprefix, structname) \
TRACE_V26_REC_LEN_OFF(rec,enumprefix,structprefix,structname)\
#define TRACE_V35_REC_LEN_OFF(rec, enumprefix, structprefix, structname) \
TRACE_V23_REC_LEN_OFF(rec,enumprefix,structprefix,structname)\
__TNDO(rec,enumprefix,structname,data)\
__TNO(rec,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;
guint32 nstrace_buf_offset;
guint32 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;
/*
* File versions.
*/
#define NSPM_SIGNATURE_1_0 0
#define NSPM_SIGNATURE_2_0 1
#define NSPM_SIGNATURE_3_0 2
#define NSPM_SIGNATURE_3_5 3
#define NSPM_SIGNATURE_NOMATCH -1
static int nspm_signature_version(gchar*, gint32);
static gboolean nstrace_read_v10(wtap *wth, wtap_rec *rec, Buffer *buf,
int *err, gchar **err_info,
gint64 *data_offset);
static gboolean nstrace_read_v20(wtap *wth, wtap_rec *rec, Buffer *buf,
int *err, gchar **err_info,
gint64 *data_offset);
static gboolean nstrace_read_v30(wtap *wth, wtap_rec *rec, Buffer *buf,
int *err, gchar **err_info,
gint64 *data_offset);
static gboolean nstrace_seek_read_v10(wtap *wth, gint64 seek_off,
wtap_rec *rec,
Buffer *buf,
int *err, gchar **err_info);
static gboolean nstrace_seek_read_v20(wtap *wth, gint64 seek_off,
wtap_rec *rec,
Buffer *buf,
int *err, gchar **err_info);
static gboolean nstrace_seek_read_v30(wtap *wth, gint64 seek_off,
wtap_rec *rec,
Buffer *buf,
int *err, gchar **err_info);
static void nstrace_close(wtap *wth);
static gboolean nstrace_set_start_time_v10(wtap *wth, int *err,
gchar **err_info);
static gboolean nstrace_set_start_time_v20(wtap *wth, int *err,
gchar **err_info);
static gboolean nstrace_set_start_time(wtap *wth, int version, int *err,
gchar **err_info);
static guint64 ns_hrtime2nsec(guint32 tm);
static gboolean nstrace_dump(wtap_dumper *wdh, const wtap_rec *rec,
const guint8 *pd, int *err, gchar **err_info);
static int nstrace_1_0_file_type_subtype = -1;
static int nstrace_2_0_file_type_subtype = -1;
static int nstrace_3_0_file_type_subtype = -1;
static int nstrace_3_5_file_type_subtype = -1;
void register_nstrace(void);
/*
* 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))
/*
* Check whether we have enough room to retrieve the data in the caller.
* If not, we have a malformed file.
*/
static gboolean nstrace_ensure_buflen(nstrace_t* nstrace, guint offset, guint len, int *err, gchar** err_info)
{
if (offset > nstrace->nstrace_buflen || nstrace->nstrace_buflen - offset < len) {
*err = WTAP_ERR_BAD_FILE;
*err_info = g_strdup("nstrace: malformed file");
return FALSE;
}
return TRUE;
}
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;
}
static gboolean
nstrace_read_buf(FILE_T fh, void *buf, guint32 buflen, int *err,
gchar **err_info)
{
int bytes_read;
bytes_read = file_read(buf, buflen, fh);
if (bytes_read < 0) {
*err = file_error(fh, err_info);
return FALSE;
}
if ((guint32)bytes_read != buflen) {
/*
* XXX - for which files can the last page be short?
*/
*err = 0;
return FALSE;
}
return TRUE;
}
/*
** Netscaler trace format open routines
*/
wtap_open_return_val nstrace_open(wtap *wth, int *err, gchar **err_info)
{
int file_version;
gchar *nstrace_buf;
gint64 file_size;
gint32 page_size;
int bytes_read;
nstrace_t *nstrace;
if ((file_size = wtap_file_size(wth, err)) == -1)
return WTAP_OPEN_ERROR;
if (file_size == 0)
return WTAP_OPEN_NOT_MINE;
/* The size is 64 bits; we assume it fits in 63 bits, so it's positive */
nstrace_buf = (gchar *)g_malloc(NSPR_PAGESIZE);
page_size = GET_READ_PAGE_SIZE(file_size);
/* Read the first page, so we can look for a signature */
bytes_read = file_read(nstrace_buf, page_size, wth->fh);
if (bytes_read < 0 || bytes_read != page_size) {
*err = file_error(wth->fh, err_info);
g_free(nstrace_buf);
if (*err == 0 && bytes_read > 0)
return WTAP_OPEN_NOT_MINE;
return WTAP_OPEN_ERROR;
}
/*
* Scan it for a signature block.
*/
file_version = nspm_signature_version(nstrace_buf, page_size);
switch (file_version) {
case NSPM_SIGNATURE_1_0:
wth->file_type_subtype = nstrace_1_0_file_type_subtype;
wth->file_encap = WTAP_ENCAP_NSTRACE_1_0;
break;
case NSPM_SIGNATURE_2_0:
wth->file_type_subtype = nstrace_2_0_file_type_subtype;
wth->file_encap = WTAP_ENCAP_NSTRACE_2_0;
break;
case NSPM_SIGNATURE_3_0:
wth->file_type_subtype = nstrace_3_0_file_type_subtype;
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 NSPM_SIGNATURE_3_5:
wth->file_type_subtype = nstrace_3_5_file_type_subtype;
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;
}
/* Seek back to the beginning of the file after reading the first byte. */
if ((file_seek(wth->fh, 0, SEEK_SET, err)) == -1)
{
g_free(nstrace_buf);
return WTAP_OPEN_ERROR;
}
/* XXX - didn't the read above already handle this? */
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 (file_version)
{
case NSPM_SIGNATURE_1_0:
wth->subtype_read = nstrace_read_v10;
wth->subtype_seek_read = nstrace_seek_read_v10;
break;
case NSPM_SIGNATURE_2_0:
wth->subtype_read = nstrace_read_v20;
wth->subtype_seek_read = nstrace_seek_read_v20;
break;
case NSPM_SIGNATURE_3_0:
wth->subtype_read = nstrace_read_v30;
wth->subtype_seek_read = nstrace_seek_read_v30;
break;
case NSPM_SIGNATURE_3_5:
wth->subtype_read = nstrace_read_v30;
wth->subtype_seek_read = nstrace_seek_read_v30;
break;
}
wth->subtype_close = nstrace_close;
nstrace = g_new(nstrace_t, 1);
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, file_version, err, err_info)) == FALSE)
{
/*
* No absolute time record seen, so we just reset the read
* pointer to the start of the file, so we start reading
* at the first record, rather than skipping records up
* to and including an absolute time record.
*/
if (*err != 0)
{
/* We got an error reading the records. */
return WTAP_OPEN_ERROR;
}
if ((file_seek(wth->fh, 0, SEEK_SET, err)) == -1)
{
return WTAP_OPEN_ERROR;
}
/* Read the first page of data */
if (!wtap_read_bytes(wth->fh, nstrace_buf, page_size, err, err_info))
{
return WTAP_OPEN_ERROR;
}
/* reset the buffer offset */
nstrace->nstrace_buf_offset = 0;
}
wth->file_tsprec = WTAP_TSPREC_NSEC;
*err = 0;
/*
* Add an IDB; we don't know how many interfaces were
* involved, so we just say one interface, about which
* we only know the link-layer type, snapshot length,
* and time stamp resolution.
*/
wtap_add_generated_idb(wth);
return WTAP_OPEN_MINE;
}
/*
** Generates a function that checks whether the specified signature
** field, with the specified size, matches the signature string for
** the version specified as an argument to the macro.
**
** The function does so by checking whether the signature string for
** the version in question is a prefix of the signature field. The
** signature field appears to be a blob of text, with one or more
** lines, with lines separated by '\n', and the last line terminated
** with '\0'. The first lign is the signature field; it may end with
** '\n', meaning there's another line following it, or it may end
** with '\0', meaning it's the last line.
**
** For that to be true, the field must have a size >= to the size (not
** counting the terminating'\0') of the version's signature string,
** and the first N bytes of the field, where N is the length of the
** version string of the version (again, not counting the terminating
** '\0'), are equal to the version's signature string.
**
** XXX - should this do an exact match rather than a prefix match,
** checking whether either a '\n' or '\0' follows the first line?
*/
#define nspm_signature_func(ver) \
static guint32 nspm_signature_isv##ver(gchar *sigp, size_t sigsize) {\
size_t versiglen = sizeof(NSPR_SIGSTR_V##ver)-1;\
return sigsize >= versiglen && strncmp(sigp,NSPR_SIGSTR_V##ver,versiglen) == 0;\
}
nspm_signature_func(10)
nspm_signature_func(20)
nspm_signature_func(30)
nspm_signature_func(35)
/*
** Scan a page for something that looks like a signature record and,
** if we find one, check the signature against the ones we support.
** If we find one we support, return the file type/subtype for that
** file version. If we don't find a signature record with a signature
** we support, return NSPM_SIGNATURE_NOMATCH.
**
** We don't know what version the file is, so we can't make
** assumptions about the format of the records.
**
** XXX - can we assume the signature block is the first block?
*/
static int
nspm_signature_version(gchar *nstrace_buf, gint32 len)
{
gchar *dp = nstrace_buf;
for ( ; len > (gint32)(MIN(nspr_signature_v10_s, nspr_signature_v20_s)); dp++, len--)
{
#define sigv10p ((nspr_signature_v10_t*)dp)
/*
* If this is a V10 signature record, then:
*
* 1) we have a full signature record's worth of data in what
* remains of the first page;
*
* 2) it appears to have a record type of NSPR_SIGNATURE_V10;
*
* 3) the length field specifies a length that fits in what
* remains of the first page;
*
* 4) it also specifies something as large as, or larger than,
* the declared size of a V10 signature record.
*
* (XXX - are all V10 signature records that size, or might they
* be smaller, with a shorter signature field?)
*/
if ((size_t)len >= nspr_signature_v10_s &&
(pletoh16(&sigv10p->nsprRecordType) == NSPR_SIGNATURE_V10) &&
(pletoh16(&sigv10p->nsprRecordSize) <= len) &&
(pletoh16(&sigv10p->nsprRecordSize) >= nspr_signature_v10_s))
{
if ((nspm_signature_isv10(sigv10p->sig_Signature, sizeof sigv10p->sig_Signature)))
return NSPM_SIGNATURE_1_0;
}
#undef sigv10p
#define sigv20p ((nspr_signature_v20_t*)dp)
/*
* If this is a V20-or-later signature record, then:
*
* 1) we have a full signature record's worth of data in what
* remains of the first page;
*
* 2) it appears to have a record type of NSPR_SIGNATURE_V20;
*
* 3) the length field specifies a length that fits in what
* remains of the first page;
*
* 4) it also specifies something as large as, or larger than,
* the declared size of a V20 signature record.
*/
if ((size_t)len >= nspr_signature_v20_s &&
(sigv20p->sig_RecordType == NSPR_SIGNATURE_V20) &&
(sigv20p->sig_RecordSize <= len) &&
(sigv20p->sig_RecordSize >= nspr_signature_v20_s))
{
if (nspm_signature_isv20(sigv20p->sig_Signature, sizeof sigv20p->sig_Signature)){
return NSPM_SIGNATURE_2_0;
} else if (nspm_signature_isv30(sigv20p->sig_Signature, sizeof sigv20p->sig_Signature)){
return NSPM_SIGNATURE_3_0;
} else if (nspm_signature_isv35(sigv20p->sig_Signature, sizeof sigv20p->sig_Signature)){
return NSPM_SIGNATURE_3_5;
}
}
#undef sigv20p
}
return NSPM_SIGNATURE_NOMATCH; /* 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) \
(guint32)(((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, int *err, gchar **err_info) \
{\
nstrace_t *nstrace = (nstrace_t *)wth->priv;\
gchar* nstrace_buf = nstrace->pnstrace_buf;\
guint32 nstrace_buf_offset = nstrace->nstrace_buf_offset;\
guint32 nstrace_buflen = nstrace->nstrace_buflen;\
guint32 record_size;\
do\
{\
while (nstrace_buf_offset < nstrace_buflen)\
{\
if (!nstrace_ensure_buflen(nstrace, nstrace_buf_offset, sizeof(nspr_hd_v##ver##_t), err, err_info))\
return FALSE;\
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:\
if (!nstrace_ensure_buflen(nstrace, nstrace_buf_offset, sizeof(nspr_abstime_v##ver##_t), err, err_info))\
return FALSE;\
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:\
record_size = nspr_getv##ver##recordsize(fp);\
if (record_size == 0) {\
*err = WTAP_ERR_BAD_FILE;\
*err_info = g_strdup("nstrace: zero size record found");\
return FALSE;\
}\
nstrace_buf_offset += record_size;\
}\
}\
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) && (nstrace_read_buf(wth->fh, nstrace_buf, nstrace_buflen, err, err_info)));\
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, int file_version, int *err,
gchar **err_info)
{
if (file_version == NSPM_SIGNATURE_1_0)
return nstrace_set_start_time_v10(wth, err, err_info);
else if (file_version == NSPM_SIGNATURE_2_0)
return nstrace_set_start_time_v20(wth, err, err_info);
else if (file_version == NSPM_SIGNATURE_3_0)
return nstrace_set_start_time_v20(wth, err, err_info);
return FALSE;
}
#define __TNDO(rec,enumprefix,structname,hdrname)\
(rec)->rec_header.packet_header.pseudo_header.nstr.hdrname##_offset = enumprefix##_##hdrname##_offset;
#define __TNO(rec,enumprefix,structprefix,structname,hdrname,structfieldname) \
(rec)->rec_header.packet_header.pseudo_header.nstr.hdrname##_offset = enumprefix##_##hdrname##_offset;
#define __TNL(rec,enumprefix,structprefix,structname,hdrname,structfieldname) \
(rec)->rec_header.packet_header.pseudo_header.nstr.hdrname##_len = enumprefix##_##hdrname##_len;
#define __TNV1O(rec,enumprefix,structprefix,structname,hdrname,structfieldname) \
__TNO(rec,enumprefix,structprefix,structname,hdrname,structfieldname)
#define __TNV1L(rec,enumprefix,structprefix,structname,hdrname,structfieldname) \
__TNL(rec,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_STANDARD will ever be, so we don't need to check it.
*/
#define TIMEDEFV10(rec,fp,type) \
do {\
(rec)->presence_flags = WTAP_HAS_TS;\
nsg_creltime += ns_hrtime2nsec(pletoh32(&type->type##_RelTimeHr));\
(rec)->ts.secs = nstrace->nspm_curtime + (guint32) (nsg_creltime / 1000000000);\
(rec)->ts.nsecs = (guint32) (nsg_creltime % 1000000000);\
}while(0)
#define PARTSIZEDEFV10(rec,pp,ver) \
do {\
(rec)->presence_flags |= WTAP_HAS_CAP_LEN;\
(rec)->rec_header.packet_header.len = pletoh16(&pp->pp_PktSizeOrg) + nspr_pktracepart_v##ver##_s;\
(rec)->rec_header.packet_header.caplen = pletoh16(&pp->nsprRecordSize);\
}while(0)
#define FULLSIZEDEFV10(rec,fp,ver) \
do {\
(rec)->rec_header.packet_header.len = pletoh16(&(fp)->nsprRecordSize);\
(rec)->rec_header.packet_header.caplen = (rec)->rec_header.packet_header.len;\
}while(0)
#define PACKET_DESCRIBE(rec,buf,FULLPART,fullpart,ver,type,HEADERVER) \
do {\
nspr_pktrace##fullpart##_v##ver##_t *type = (nspr_pktrace##fullpart##_v##ver##_t *) &nstrace_buf[nstrace_buf_offset];\
/* Make sure the record header is entirely contained in the page */\
if ((nstrace_buflen - nstrace_buf_offset) < sizeof *type) {\
*err = WTAP_ERR_BAD_FILE;\
*err_info = g_strdup("nstrace: record header crosses page boundary");\
return FALSE;\
}\
/* Check sanity of record size */\
if (pletoh16(&type->nsprRecordSize) < sizeof *type) {\
*err = WTAP_ERR_BAD_FILE;\
*err_info = g_strdup("nstrace: record size is less than record header size");\
return FALSE;\
}\
(rec)->rec_type = REC_TYPE_PACKET;\
(rec)->block = wtap_block_create(WTAP_BLOCK_PACKET);\
TIMEDEFV##ver((rec),fp,type);\
FULLPART##SIZEDEFV##ver((rec),type,ver);\
TRACE_V##ver##_REC_LEN_OFF((rec),v##ver##_##fullpart,type,pktrace##fullpart##_v##ver);\
/* Make sure the record is entirely contained in the page */\
if ((nstrace_buflen - nstrace_buf_offset) < (rec)->rec_header.packet_header.caplen) {\
*err = WTAP_ERR_BAD_FILE;\
*err_info = g_strdup("nstrace: record crosses page boundary");\
return FALSE;\
}\
ws_buffer_assure_space((buf), (rec)->rec_header.packet_header.caplen);\
memcpy(ws_buffer_start_ptr((buf)), type, (rec)->rec_header.packet_header.caplen);\
*data_offset = nstrace->xxx_offset + nstrace_buf_offset;\
nstrace->nstrace_buf_offset = nstrace_buf_offset + (rec)->rec_header.packet_header.caplen;\
nstrace->nstrace_buflen = nstrace_buflen;\
nstrace->nsg_creltime = nsg_creltime;\
return TRUE;\
}while(0)
static gboolean nstrace_read_v10(wtap *wth, wtap_rec *rec, Buffer *buf,
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;
guint32 nstrace_buf_offset = nstrace->nstrace_buf_offset;
guint32 nstrace_buflen = nstrace->nstrace_buflen;
*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(rec,buf,ver,HEADERVER) \
case NSPR_PDPKTRACEFULLTX_V##ver:\
case NSPR_PDPKTRACEFULLTXB_V##ver:\
case NSPR_PDPKTRACEFULLRX_V##ver:\
PACKET_DESCRIBE(rec,buf,FULL,full,ver,fp,HEADERVER);
#define GENERATE_CASE_PART(rec,buf,ver,HEADERVER) \
case NSPR_PDPKTRACEPARTTX_V##ver:\
case NSPR_PDPKTRACEPARTTXB_V##ver:\
case NSPR_PDPKTRACEPARTRX_V##ver:\
PACKET_DESCRIBE(rec,buf,PART,part,ver,pp,HEADERVER);
switch (pletoh16(&(( nspr_header_v10_t*)&nstrace_buf[nstrace_buf_offset])->ph_RecordType))
{
GENERATE_CASE_FULL(rec,buf,10,100)
GENERATE_CASE_PART(rec,buf,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];
if (pletoh16(&fp->nsprRecordSize) == 0) {
*err = WTAP_ERR_BAD_FILE;
*err_info = g_strdup("nstrace: zero size record found");
return FALSE;
}
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];
if (pletoh16(&fp->nsprRecordSize) == 0) {
*err = WTAP_ERR_BAD_FILE;
*err_info = g_strdup("nstrace: zero size record found");
return FALSE;
}
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];
if (pletoh16(&fp->nsprRecordSize) == 0) {
*err = WTAP_ERR_BAD_FILE;
*err_info = g_strdup("nstrace: zero size record found");
return FALSE;
}
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) && (nstrace_read_buf(wth->fh, nstrace_buf, nstrace_buflen, err, err_info)));
return FALSE;
}
#undef PACKET_DESCRIBE
#define TIMEDEFV20(rec,fp,type) \
do {\
(rec)->presence_flags = WTAP_HAS_TS;\
nsg_creltime += ns_hrtime2nsec(pletoh32(fp->type##_RelTimeHr));\
(rec)->ts.secs = nstrace->nspm_curtime + (guint32) (nsg_creltime / 1000000000);\
(rec)->ts.nsecs = (guint32) (nsg_creltime % 1000000000);\
}while(0)
#define TIMEDEFV23(rec,fp,type) \
do {\
(rec)->presence_flags = WTAP_HAS_TS;\
/* access _AbsTimeHr as a 64bit value */\
nsg_creltime = pletoh64(fp->type##_AbsTimeHr);\
(rec)->ts.secs = (guint32) (nsg_creltime / 1000000000);\
(rec)->ts.nsecs = (guint32) (nsg_creltime % 1000000000);\
}while(0)
#define TIMEDEFV21(rec,fp,type) TIMEDEFV20(rec,fp,type)
#define TIMEDEFV22(rec,fp,type) TIMEDEFV20(rec,fp,type)
#define TIMEDEFV24(rec,fp,type) TIMEDEFV23(rec,fp,type)
#define TIMEDEFV25(rec,fp,type) TIMEDEFV24(rec,fp,type)
#define TIMEDEFV26(rec,fp,type) TIMEDEFV24(rec,fp,type)
/*
** The maximum value of the record data size is 65535, which is less than
** WTAP_MAX_PACKET_SIZE_STANDARD will ever be, so we don't need to check it.
*/
#define PARTSIZEDEFV20(rec,pp,ver) \
do {\
(rec)->presence_flags |= WTAP_HAS_CAP_LEN;\
(rec)->rec_header.packet_header.len = pletoh16(&pp->pp_PktSizeOrg) + nspr_pktracepart_v##ver##_s;\
(rec)->rec_header.packet_header.caplen = nspr_getv20recordsize((nspr_hd_v20_t *)pp);\
}while(0)
#define PARTSIZEDEFV21(rec,pp,ver) PARTSIZEDEFV20(rec,pp,ver)
#define PARTSIZEDEFV22(rec,pp,ver) PARTSIZEDEFV20(rec,pp,ver)
#define PARTSIZEDEFV23(rec,pp,ver) PARTSIZEDEFV20(rec,pp,ver)
#define PARTSIZEDEFV24(rec,pp,ver) PARTSIZEDEFV20(rec,pp,ver)
#define PARTSIZEDEFV25(rec,pp,ver) PARTSIZEDEFV20(rec,pp,ver)
#define PARTSIZEDEFV26(rec,pp,ver) PARTSIZEDEFV20(rec,pp,ver)
#define FULLSIZEDEFV20(rec,fp,ver)\
do {\
(rec)->rec_header.packet_header.len = nspr_getv20recordsize((nspr_hd_v20_t *)fp);\
(rec)->rec_header.packet_header.caplen = (rec)->rec_header.packet_header.len;\
}while(0)
#define FULLSIZEDEFV21(rec,fp,ver) FULLSIZEDEFV20(rec,fp,ver)
#define FULLSIZEDEFV22(rec,fp,ver) FULLSIZEDEFV20(rec,fp,ver)
#define FULLSIZEDEFV23(rec,fp,ver) FULLSIZEDEFV20(rec,fp,ver)
#define FULLSIZEDEFV24(rec,fp,ver) FULLSIZEDEFV20(rec,fp,ver)
#define FULLSIZEDEFV25(rec,fp,ver) FULLSIZEDEFV20(rec,fp,ver)
#define FULLSIZEDEFV26(rec,fp,ver) FULLSIZEDEFV20(rec,fp,ver)
#define PACKET_DESCRIBE(rec,buf,FULLPART,ver,enumprefix,type,structname,HEADERVER)\
do {\
nspr_##structname##_t *fp= (nspr_##structname##_t*)&nstrace_buf[nstrace_buf_offset];\
/* Make sure the record header is entirely contained in the page */\
if ((nstrace_buflen - nstrace_buf_offset) < sizeof *fp) {\
*err = WTAP_ERR_BAD_FILE;\
*err_info = g_strdup("nstrace: record header crosses page boundary");\
return FALSE;\
}\
/* Check sanity of record size */\
if (nspr_getv20recordsize((nspr_hd_v20_t *)fp) < sizeof *fp) {\
*err = WTAP_ERR_BAD_FILE;\
*err_info = g_strdup("nstrace: record size is less than record header size");\
return FALSE;\
}\
(rec)->rec_type = REC_TYPE_PACKET;\
(rec)->block = wtap_block_create(WTAP_BLOCK_PACKET);\
TIMEDEFV##ver((rec),fp,type);\
FULLPART##SIZEDEFV##ver((rec),fp,ver);\
TRACE_V##ver##_REC_LEN_OFF((rec),enumprefix,type,structname);\
(rec)->rec_header.packet_header.pseudo_header.nstr.rec_type = NSPR_HEADER_VERSION##HEADERVER;\
/* Make sure the record is entirely contained in the page */\
if ((nstrace_buflen - nstrace_buf_offset) < (rec)->rec_header.packet_header.caplen) {\
*err = WTAP_ERR_BAD_FILE;\
*err_info = g_strdup("nstrace: record crosses page boundary");\
return FALSE;\
}\
ws_buffer_assure_space((buf), (rec)->rec_header.packet_header.caplen);\
memcpy(ws_buffer_start_ptr((buf)), fp, (rec)->rec_header.packet_header.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, wtap_rec *rec, Buffer *buf,
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;
guint32 nstrace_buf_offset = nstrace->nstrace_buf_offset;
guint32 nstrace_buflen = nstrace->nstrace_buflen;
*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(rec,buf,ver,HEADERVER) \
case NSPR_PDPKTRACEFULLTX_V##ver:\
case NSPR_PDPKTRACEFULLTXB_V##ver:\
case NSPR_PDPKTRACEFULLRX_V##ver:\
PACKET_DESCRIBE(rec,buf,FULL,ver,v##ver##_full,fp,pktracefull_v##ver,HEADERVER);
#define GENERATE_CASE_FULL_V25(rec,buf,ver,HEADERVER) \
case NSPR_PDPKTRACEFULLTX_V##ver:\
case NSPR_PDPKTRACEFULLTXB_V##ver:\
case NSPR_PDPKTRACEFULLRX_V##ver:\
case NSPR_PDPKTRACEFULLNEWRX_V##ver:\
PACKET_DESCRIBE(rec,buf,FULL,ver,v##ver##_full,fp,pktracefull_v##ver,HEADERVER);
#define GENERATE_CASE_PART(rec,buf,ver,HEADERVER) \
case NSPR_PDPKTRACEPARTTX_V##ver:\
case NSPR_PDPKTRACEPARTTXB_V##ver:\
case NSPR_PDPKTRACEPARTRX_V##ver:\
PACKET_DESCRIBE(rec,buf,PART,ver,v##ver##_part,pp,pktracepart_v##ver,HEADERVER);
#define GENERATE_CASE_PART_V25(rec,buf,ver,HEADERVER) \
case NSPR_PDPKTRACEPARTTX_V##ver:\
case NSPR_PDPKTRACEPARTTXB_V##ver:\
case NSPR_PDPKTRACEPARTRX_V##ver:\
case NSPR_PDPKTRACEPARTNEWRX_V##ver:\
PACKET_DESCRIBE(rec,buf,PART,ver,v##ver##_part,pp,pktracepart_v##ver,HEADERVER);
GENERATE_CASE_FULL(rec,buf,20,200);
GENERATE_CASE_PART(rec,buf,20,200);
GENERATE_CASE_FULL(rec,buf,21,201);
GENERATE_CASE_PART(rec,buf,21,201);
GENERATE_CASE_FULL(rec,buf,22,202);
GENERATE_CASE_PART(rec,buf,22,202);
GENERATE_CASE_FULL(rec,buf,23,203);
GENERATE_CASE_PART(rec,buf,23,203);
GENERATE_CASE_FULL_V25(rec,buf,24,204);
GENERATE_CASE_PART_V25(rec,buf,24,204);
GENERATE_CASE_FULL_V25(rec,buf,25,205);
GENERATE_CASE_PART_V25(rec,buf,25,205);
GENERATE_CASE_FULL_V25(rec,buf,26,206);
GENERATE_CASE_PART_V25(rec,buf,26,206);
#undef GENERATE_CASE_FULL
#undef GENERATE_CASE_FULL_V25
#undef GENERATE_CASE_PART
#undef GENERATE_CASE_PART_V25
case NSPR_ABSTIME_V20:
{
if (!nstrace_ensure_buflen(nstrace, nstrace_buf_offset, sizeof(nspr_pktracefull_v20_t), err, err_info))
return FALSE;
nspr_pktracefull_v20_t *fp20 = (nspr_pktracefull_v20_t *) &nstrace_buf[nstrace_buf_offset];
if (nspr_getv20recordsize((nspr_hd_v20_t *)fp20) == 0) {
*err = WTAP_ERR_BAD_FILE;
*err_info = g_strdup("nstrace: zero size record found");
return FALSE;
}
if (!nstrace_ensure_buflen(nstrace, nstrace_buf_offset, sizeof(nspr_hd_v20_t), err, err_info))
return FALSE;
nstrace_buf_offset += nspr_getv20recordsize((nspr_hd_v20_t *)fp20);
if (!nstrace_ensure_buflen(nstrace, nstrace_buf_offset, sizeof(nspr_abstime_v20_t), err, err_info))
return FALSE;
ns_setabstime(nstrace, pletoh32(&((nspr_abstime_v20_t *) fp20)->abs_Time), pletoh16(&((nspr_abstime_v20_t *) fp20)->abs_RelTime));
break;
}
case NSPR_RELTIME_V20:
{
if (!nstrace_ensure_buflen(nstrace, nstrace_buf_offset, sizeof(nspr_pktracefull_v20_t), err, err_info))
return FALSE;
nspr_pktracefull_v20_t *fp20 = (nspr_pktracefull_v20_t *) &nstrace_buf[nstrace_buf_offset];
if (nspr_getv20recordsize((nspr_hd_v20_t *)fp20) == 0) {
*err = WTAP_ERR_BAD_FILE;
*err_info = g_strdup("nstrace: zero size record found");
return FALSE;
}
if (!nstrace_ensure_buflen(nstrace, nstrace_buf_offset, sizeof(nspr_abstime_v20_t), err, err_info))
return FALSE;
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:
{
if (!nstrace_ensure_buflen(nstrace, nstrace_buf_offset, sizeof(nspr_pktracefull_v20_t), err, err_info))
return FALSE;
nspr_pktracefull_v20_t *fp20 = (nspr_pktracefull_v20_t *) &nstrace_buf[nstrace_buf_offset];
if (nspr_getv20recordsize((nspr_hd_v20_t *)fp20) == 0) {
*err = WTAP_ERR_BAD_FILE;
*err_info = g_strdup("nstrace: zero size record found");
return FALSE;
}
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) && (nstrace_read_buf(wth->fh, nstrace_buf, nstrace_buflen, err, err_info)));
return FALSE;
}
#undef PACKET_DESCRIBE
#define SETETHOFFSET_35(rec)\
(rec)->rec_header.packet_header.pseudo_header.nstr.eth_offset = pletoh16(&fp->fp_headerlen);\
#define SETETHOFFSET_30(rec) ;\
#define TIMEDEFV30(rec,fp,type) \
do {\
(rec)->presence_flags = WTAP_HAS_TS;\
/* access _AbsTimeHr as a 64bit value */\
nsg_creltime = pletoh64(fp->type##_AbsTimeHr);\
(rec)->ts.secs = (guint32) (nsg_creltime / 1000000000);\
(rec)->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_STANDARD will ever be, so we don't need to check it.
*/
#define FULLSIZEDEFV30(rec,fp,ver)\
do {\
(rec)->presence_flags |= WTAP_HAS_CAP_LEN;\
(rec)->rec_header.packet_header.len = pletoh16(&fp->fp_PktSizeOrg) + nspr_pktracefull_v##ver##_s + fp->fp_src_vmname_len + fp->fp_dst_vmname_len;\
(rec)->rec_header.packet_header.caplen = nspr_getv20recordsize((nspr_hd_v20_t *)fp);\
}while(0)
#define FULLSIZEDEFV35(rec,fp,ver)\
do {\
(rec)->presence_flags |= WTAP_HAS_CAP_LEN;\
(rec)->rec_header.packet_header.len = pletoh16(&fp->fp_PktSizeOrg) + pletoh16(&fp->fp_headerlen);\
(rec)->rec_header.packet_header.caplen = nspr_getv20recordsize((nspr_hd_v20_t *)fp);\
}while(0)
#define PACKET_DESCRIBE(rec,buf,FULLPART,ver,enumprefix,type,structname,HEADERVER)\
do {\
nspr_##structname##_t *fp = (nspr_##structname##_t *) &nstrace_buf[nstrace_buf_offset];\
/* Make sure the record header is entirely contained in the page */\
if ((nstrace->nstrace_buflen - nstrace_buf_offset) < sizeof *fp) {\
*err = WTAP_ERR_BAD_FILE;\
*err_info = g_strdup("nstrace: record header crosses page boundary");\
g_free(nstrace_tmpbuff);\
return FALSE;\
}\
(rec)->rec_type = REC_TYPE_PACKET;\
(rec)->block = wtap_block_create(WTAP_BLOCK_PACKET);\
TIMEDEFV##ver((rec),fp,type);\
FULLPART##SIZEDEFV##ver((rec),fp,ver);\
TRACE_V##ver##_REC_LEN_OFF((rec),enumprefix,type,structname);\
SETETHOFFSET_##ver(rec)\
(rec)->rec_header.packet_header.pseudo_header.nstr.rec_type = NSPR_HEADER_VERSION##HEADERVER;\
/* Check sanity of record size */\
if ((rec)->rec_header.packet_header.caplen < sizeof *fp) {\
*err = WTAP_ERR_BAD_FILE;\
*err_info = g_strdup("nstrace: record size is less than record header size");\
g_free(nstrace_tmpbuff);\
return FALSE;\
}\
ws_buffer_assure_space((buf), (rec)->rec_header.packet_header.caplen);\
*data_offset = nstrace->xxx_offset + nstrace_buf_offset;\
/* Copy record header */\
while (nstrace_tmpbuff_off < nspr_##structname##_s) {\
if (nstrace_buf_offset >= nstrace_buflen) {\
*err = WTAP_ERR_BAD_FILE;\
*err_info = g_strdup("nstrace: malformed file");\
g_free(nstrace_tmpbuff);\
return FALSE;\
}\
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;\
/* Copy record data */\
while (nsg_nextPageOffset) {\
/* Copy everything from this page */\
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;\
/* Read the next page */\
bytes_read = file_read(nstrace_buf, NSPR_PAGESIZE_TRACE, wth->fh);\
if ( !file_eof(wth->fh) && bytes_read != NSPR_PAGESIZE_TRACE) {\
g_free(nstrace_tmpbuff);\
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;\
} \
/* Copy the rest of the record */\
while (nstrace_tmpbuff_off < nst_dataSize) {\
nstrace_tmpbuff[nstrace_tmpbuff_off++] = nstrace_buf[nstrace_buf_offset++];\
}\
memcpy(ws_buffer_start_ptr((buf)), nstrace_tmpbuff, (rec)->rec_header.packet_header.caplen);\
nstrace->nstrace_buf_offset = nstrace_buf_offset;\
nstrace->nstrace_buflen = nstrace_buflen;\
nstrace->nsg_creltime = nsg_creltime;\
g_free(nstrace_tmpbuff);\
return TRUE;\
} while(0)
static gboolean nstrace_read_v30(wtap *wth, wtap_rec *rec, Buffer *buf,
int *err, gchar **err_info, gint64 *data_offset)
{
nstrace_t *nstrace = (nstrace_t *)wth->priv;
guint64 nsg_creltime;
gchar *nstrace_buf = nstrace->pnstrace_buf;
guint32 nstrace_buf_offset = nstrace->nstrace_buf_offset;
guint32 nstrace_buflen = nstrace->nstrace_buflen;
guint8* nstrace_tmpbuff;
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 */
}
nstrace_tmpbuff = (guint8*)g_malloc(65536);
do
{
if (nstrace_buf_offset >= nstrace_buflen) {
*err = WTAP_ERR_BAD_FILE;
*err_info = g_strdup("nstrace: malformed file");
g_free(nstrace_tmpbuff);
return FALSE;
}
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 && bytes_read < NSPR_PAGESIZE_TRACE){
memset(&nstrace_buf[bytes_read], 0, NSPR_PAGESIZE_TRACE-bytes_read);
}
while ((nstrace_buf_offset < NSPR_PAGESIZE_TRACE) &&
nstrace_buf[nstrace_buf_offset])
{
if (!nstrace_ensure_buflen(nstrace, nstrace_buf_offset, sizeof(nspr_hd_v20_t), err, err_info)) {
g_free(nstrace_tmpbuff);
return FALSE;
}
hdp = (nspr_hd_v20_t *) &nstrace_buf[nstrace_buf_offset];
if (nspr_getv20recordsize(hdp) == 0) {
*err = WTAP_ERR_BAD_FILE;
*err_info = g_strdup("nstrace: zero size record found");
g_free(nstrace_tmpbuff);
return FALSE;
}
switch (hdp->phd_RecordType)
{
#define GENERATE_CASE_FULL_V30(rec,buf,ver,HEADERVER) \
case NSPR_PDPKTRACEFULLTX_V##ver:\
case NSPR_PDPKTRACEFULLTXB_V##ver:\
case NSPR_PDPKTRACEFULLRX_V##ver:\
case NSPR_PDPKTRACEFULLNEWRX_V##ver:\
PACKET_DESCRIBE(rec,buf,FULL,ver,v##ver##_full,fp,pktracefull_v##ver,HEADERVER);
GENERATE_CASE_FULL_V30(rec,buf,30,300);
#undef GENERATE_CASE_FULL_V30
#define GENERATE_CASE_FULL_V35(rec,buf,ver,HEADERVER) \
case NSPR_PDPKTRACEFULLTX_V##ver:\
case NSPR_PDPKTRACEFULLTXB_V##ver:\
case NSPR_PDPKTRACEFULLRX_V##ver:\
case NSPR_PDPKTRACEFULLNEWRX_V##ver:\
PACKET_DESCRIBE(rec,buf,FULL,ver,v##ver##_full,fp,pktracefull_v##ver,HEADERVER);
GENERATE_CASE_FULL_V35(rec,buf,35,350);
#undef GENERATE_CASE_FULL_V35
case NSPR_ABSTIME_V20:
{
nstrace_buf_offset += nspr_getv20recordsize(hdp);
if (!nstrace_ensure_buflen(nstrace, nstrace_buf_offset, sizeof(nspr_abstime_v20_t), err, err_info)) {
g_free(nstrace_tmpbuff);
return FALSE;
}
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:
{
if (!nstrace_ensure_buflen(nstrace, nstrace_buf_offset, sizeof(nspr_abstime_v20_t), err, err_info)) {
g_free(nstrace_tmpbuff);
return FALSE;
}
ns_setrelativetime(nstrace, pletoh16(&((nspr_abstime_v20_t *) &nstrace_buf[nstrace_buf_offset])->abs_RelTime));
nstrace_buf_offset += nspr_getv20recordsize(hdp);
break;
}
default:
{
if (!nstrace_ensure_buflen(nstrace, nstrace_buf_offset, sizeof(nspr_hd_v20_t), err, err_info)) {
g_free(nstrace_tmpbuff);
return FALSE;
}
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)) > 0 && (file_eof(wth->fh) || (guint32)bytes_read == nstrace_buflen));
if (bytes_read < 0)
*err = file_error(wth->fh, err_info);
else
*err = 0;
g_free(nstrace_tmpbuff);
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(rec,fp,type) \
do {\
(rec)->presence_flags = 0;\
}while(0)
#define PACKET_DESCRIBE(rec,FULLPART,fullpart,ver,type,HEADERVER) \
do {\
nspr_pktrace##fullpart##_v##ver##_t *type = (nspr_pktrace##fullpart##_v##ver##_t *) pd;\
(rec)->rec_type = REC_TYPE_PACKET;\
(rec)->block = wtap_block_create(WTAP_BLOCK_PACKET);\
TIMEDEFV##ver((rec),fp,type);\
FULLPART##SIZEDEFV##ver((rec),type,ver);\
TRACE_V##ver##_REC_LEN_OFF(rec,v##ver##_##fullpart,type,pktrace##fullpart##_v##ver);\
(rec)->rec_header.packet_header.pseudo_header.nstr.rec_type = NSPR_HEADER_VERSION##HEADERVER;\
}while(0)
static gboolean nstrace_seek_read_v10(wtap *wth, gint64 seek_off,
wtap_rec *rec, 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_rec we can.
*/
#define GENERATE_CASE_FULL(rec,type,HEADERVER) \
case NSPR_PDPKTRACEFULLTX_V##type:\
case NSPR_PDPKTRACEFULLTXB_V##type:\
case NSPR_PDPKTRACEFULLRX_V##type:\
PACKET_DESCRIBE(rec,FULL,full,type,fp,HEADERVER);\
break;
#define GENERATE_CASE_PART(rec,type,HEADERVER) \
case NSPR_PDPKTRACEPARTTX_V##type:\
case NSPR_PDPKTRACEPARTTXB_V##type:\
case NSPR_PDPKTRACEPARTRX_V##type:\
PACKET_DESCRIBE(rec,PART,part,type,pp,HEADERVER);\
break;
switch (pletoh16(&(( nspr_header_v10_t*)pd)->ph_RecordType))
{
GENERATE_CASE_FULL(rec,10,100)
GENERATE_CASE_PART(rec,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(rec,fp,type) \
do {\
(rec)->presence_flags = 0;\
}while(0)
#undef TIMEDEFV21
#undef TIMEDEFV22
#define TIMEDEFV21(rec,fp,type) TIMEDEFV20(rec,fp,type)
#define TIMEDEFV22(rec,fp,type) TIMEDEFV20(rec,fp,type)
#define PACKET_DESCRIBE(rec,FULLPART,ver,enumprefix,type,structname,HEADERVER)\
do {\
nspr_##structname##_t *fp= (nspr_##structname##_t*)pd;\
(rec)->rec_type = REC_TYPE_PACKET;\
(rec)->block = wtap_block_create(WTAP_BLOCK_PACKET);\
TIMEDEFV##ver((rec),fp,type);\
FULLPART##SIZEDEFV##ver((rec),fp,ver);\
TRACE_V##ver##_REC_LEN_OFF((rec),enumprefix,type,structname);\
(rec)->rec_header.packet_header.pseudo_header.nstr.rec_type = NSPR_HEADER_VERSION##HEADERVER;\
return TRUE;\
}while(0)
static gboolean nstrace_seek_read_v20(wtap *wth, gint64 seek_off,
wtap_rec *rec, 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(rec,ver,HEADERVER) \
case NSPR_PDPKTRACEFULLTX_V##ver:\
case NSPR_PDPKTRACEFULLTXB_V##ver:\
case NSPR_PDPKTRACEFULLRX_V##ver:\
PACKET_DESCRIBE(rec,FULL,ver,v##ver##_full,fp,pktracefull_v##ver,HEADERVER);
#define GENERATE_CASE_FULL_V25(rec,ver,HEADERVER) \
case NSPR_PDPKTRACEFULLTX_V##ver:\
case NSPR_PDPKTRACEFULLTXB_V##ver:\
case NSPR_PDPKTRACEFULLRX_V##ver:\
case NSPR_PDPKTRACEFULLNEWRX_V##ver:\
PACKET_DESCRIBE(rec,FULL,ver,v##ver##_full,fp,pktracefull_v##ver,HEADERVER);
#define GENERATE_CASE_PART(rec,ver,HEADERVER) \
case NSPR_PDPKTRACEPARTTX_V##ver:\
case NSPR_PDPKTRACEPARTTXB_V##ver:\
case NSPR_PDPKTRACEPARTRX_V##ver:\
PACKET_DESCRIBE(rec,PART,ver,v##ver##_part,pp,pktracepart_v##ver,HEADERVER);
#define GENERATE_CASE_PART_V25(rec,ver,HEADERVER) \
case NSPR_PDPKTRACEPARTTX_V##ver:\
case NSPR_PDPKTRACEPARTTXB_V##ver:\
case NSPR_PDPKTRACEPARTRX_V##ver:\
case NSPR_PDPKTRACEPARTNEWRX_V##ver:\
PACKET_DESCRIBE(rec,PART,ver,v##ver##_part,pp,pktracepart_v##ver,HEADERVER);
switch ((( nspr_hd_v20_t*)pd)->phd_RecordType)
{
GENERATE_CASE_FULL(rec,20,200)
GENERATE_CASE_PART(rec,20,200)
GENERATE_CASE_FULL(rec,21,201)
GENERATE_CASE_PART(rec,21,201)
GENERATE_CASE_FULL(rec,22,202)
GENERATE_CASE_PART(rec,22,202)
GENERATE_CASE_FULL(rec,23,203)
GENERATE_CASE_PART(rec,23,203)
GENERATE_CASE_FULL_V25(rec,24,204)
GENERATE_CASE_PART_V25(rec,24,204)
GENERATE_CASE_FULL_V25(rec,25,205)
GENERATE_CASE_PART_V25(rec,25,205)
GENERATE_CASE_FULL_V25(rec,26,206)
GENERATE_CASE_PART_V25(rec,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(rec)\
{\
(rec)->rec_header.packet_header.pseudo_header.nstr.eth_offset = pletoh16(&fp->fp_headerlen);\
}
#define SETETHOFFSET_30(rec) ;\
#define PACKET_DESCRIBE(rec,FULLPART,ver,enumprefix,type,structname,HEADERVER)\
do {\
nspr_##structname##_t *fp= (nspr_##structname##_t*)pd;\
(rec)->rec_type = REC_TYPE_PACKET;\
(rec)->block = wtap_block_create(WTAP_BLOCK_PACKET);\
TIMEDEFV##ver((rec),fp,type);\
SETETHOFFSET_##ver(rec);\
FULLPART##SIZEDEFV##ver((rec),fp,ver);\
TRACE_V##ver##_REC_LEN_OFF((rec),enumprefix,type,structname);\
(rec)->rec_header.packet_header.pseudo_header.nstr.rec_type = NSPR_HEADER_VERSION##HEADERVER;\
return TRUE;\
}while(0)
static gboolean nstrace_seek_read_v30(wtap *wth, gint64 seek_off,
wtap_rec *rec, 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_STANDARD 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;
}
(rec)->rec_header.packet_header.caplen = (rec)->rec_header.packet_header.len = record_length;
#define GENERATE_CASE_V30(rec,ver,HEADERVER) \
case NSPR_PDPKTRACEFULLTX_V##ver:\
case NSPR_PDPKTRACEFULLTXB_V##ver:\
case NSPR_PDPKTRACEFULLRX_V##ver:\
case NSPR_PDPKTRACEFULLNEWRX_V##ver:\
PACKET_DESCRIBE(rec,FULL,ver,v##ver##_full,fp,pktracefull_v##ver,HEADERVER);
switch ((( nspr_hd_v20_t*)pd)->phd_RecordType)
{
GENERATE_CASE_V30(rec,30, 300);
GENERATE_CASE_V30(rec,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);
}
#define NSTRACE_1_0 0
#define NSTRACE_2_0 1
#define NSTRACE_3_0 2
#define NSTRACE_3_5 3
typedef struct {
guint version;
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. */
static 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. */
static 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. */
static 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. */
static 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 */
static gboolean nstrace_dump_open(wtap_dumper *wdh, guint version, int *err _U_,
gchar **err_info _U_)
{
nstrace_dump_t *nstrace;
wdh->subtype_write = nstrace_dump;
nstrace = g_new(nstrace_dump_t, 1);
wdh->priv = (void *)nstrace;
nstrace->version = version;
nstrace->page_offset = 0;
if ((nstrace->version == NSTRACE_3_0) ||
(nstrace->version == NSTRACE_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_10_dump_open(wtap_dumper *wdh, int *err,
gchar **err_info)
{
return nstrace_dump_open(wdh, NSTRACE_1_0, err, err_info);
}
static gboolean nstrace_20_dump_open(wtap_dumper *wdh, int *err,
gchar **err_info)
{
return nstrace_dump_open(wdh, NSTRACE_2_0, err, err_info);
}
static gboolean nstrace_30_dump_open(wtap_dumper *wdh, int *err,
gchar **err_info)
{
return nstrace_dump_open(wdh, NSTRACE_3_0, err, err_info);
}
static gboolean nstrace_35_dump_open(wtap_dumper *wdh, int *err,
gchar **err_info)
{
return nstrace_dump_open(wdh, NSTRACE_3_5, err, err_info);
}
static gboolean nstrace_add_signature(wtap_dumper *wdh, int *err)
{
nstrace_dump_t *nstrace = (nstrace_dump_t *)wdh->priv;
if (nstrace->version == NSTRACE_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);
(void) 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 (nstrace->version == NSTRACE_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 (nstrace->version == NSTRACE_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 (nstrace->version == NSTRACE_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
{
ws_assert_not_reached();
return FALSE;
}
return TRUE;
}
static gboolean
nstrace_add_abstime(wtap_dumper *wdh, const wtap_rec *rec,
const guint8 *pd, int *err)
{
nstrace_dump_t *nstrace = (nstrace_dump_t *)wdh->priv;
guint64 nsg_creltime;
if (nstrace->version == NSTRACE_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)rec->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 ((nstrace->version == NSTRACE_2_0) ||
(nstrace->version == NSTRACE_3_0) ||
(nstrace->version == NSTRACE_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)rec->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
{
ws_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 wtap_rec *rec,
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 (rec->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 (nstrace->version == NSTRACE_1_0)
{
if (!nstrace_add_signature(wdh, err) ||
!nstrace_add_abstime(wdh, rec, pd, err))
return FALSE;
} else if (nstrace->version == NSTRACE_2_0)
{
if (!nstrace_add_signature(wdh, err) ||
!nstrace_add_abstime(wdh, rec, pd, err))
return FALSE;
} else if (nstrace->version == NSTRACE_3_0 ||
nstrace->version == NSTRACE_3_5 )
{
if (!nstrace_add_signature(wdh, err) ||
!nstrace_add_abstime(wdh, rec, pd, err))
return FALSE;
} else
{
ws_assert_not_reached();
return FALSE;
}
}
switch (rec->rec_header.packet_header.pseudo_header.nstr.rec_type)
{
case NSPR_HEADER_VERSION100:
if (nstrace->version == NSTRACE_1_0)
{
if (nstrace->page_offset + rec->rec_header.packet_header.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, rec->rec_header.packet_header.caplen, err))
return FALSE;
nstrace->page_offset += (guint16) rec->rec_header.packet_header.caplen;
} else if (nstrace->version == NSTRACE_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 (nstrace->version == NSTRACE_1_0)
{
*err = WTAP_ERR_UNWRITABLE_FILE_TYPE;
return FALSE;
} else if (nstrace->version == NSTRACE_2_0)
{
if (nstrace->page_offset + rec->rec_header.packet_header.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, rec->rec_header.packet_header.caplen, err))
return FALSE;
nstrace->page_offset += (guint16) rec->rec_header.packet_header.caplen;
}
break;
case NSPR_HEADER_VERSION300:
case NSPR_HEADER_VERSION350:
if (nstrace->version == NSTRACE_1_0)
{
*err = WTAP_ERR_UNWRITABLE_FILE_TYPE;
return FALSE;
} else if (nstrace->version == NSTRACE_2_0)
{
*err = WTAP_ERR_UNWRITABLE_FILE_TYPE;
return FALSE;
} else if (nstrace->version == NSTRACE_3_0 || nstrace->version == NSTRACE_3_5)
{
if (nstrace->page_offset + rec->rec_header.packet_header.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, rec->rec_header.packet_header.caplen, err))
return FALSE;
nstrace->page_offset += (guint16) rec->rec_header.packet_header.caplen;
} else
{
ws_assert_not_reached();
return FALSE;
}
break;
default:
ws_assert_not_reached();
return FALSE;
}
return TRUE;
}
static const struct supported_block_type nstrace_1_0_blocks_supported[] = {
/*
* We support packet blocks, with no comments or other options.
*/
{ WTAP_BLOCK_PACKET, MULTIPLE_BLOCKS_SUPPORTED, NO_OPTIONS_SUPPORTED }
};
static const struct file_type_subtype_info nstrace_1_0_info = {
"NetScaler Trace (Version 1.0)", "nstrace10", NULL, NULL,
TRUE, BLOCKS_SUPPORTED(nstrace_1_0_blocks_supported),
nstrace_10_dump_can_write_encap, nstrace_10_dump_open, NULL
};
static const struct supported_block_type nstrace_2_0_blocks_supported[] = {
/*
* We support packet blocks, with no comments or other options.
*/
{ WTAP_BLOCK_PACKET, MULTIPLE_BLOCKS_SUPPORTED, NO_OPTIONS_SUPPORTED }
};
static const struct file_type_subtype_info nstrace_2_0_info = {
"NetScaler Trace (Version 2.0)", "nstrace20", "cap", NULL,
TRUE, BLOCKS_SUPPORTED(nstrace_2_0_blocks_supported),
nstrace_20_dump_can_write_encap, nstrace_20_dump_open, NULL
};
static const struct supported_block_type nstrace_3_0_blocks_supported[] = {
/*
* We support packet blocks, with no comments or other options.
*/
{ WTAP_BLOCK_PACKET, MULTIPLE_BLOCKS_SUPPORTED, NO_OPTIONS_SUPPORTED }
};
static const struct file_type_subtype_info nstrace_3_0_info = {
"NetScaler Trace (Version 3.0)", "nstrace30", "cap", NULL,
TRUE, BLOCKS_SUPPORTED(nstrace_3_0_blocks_supported),
nstrace_30_dump_can_write_encap, nstrace_30_dump_open, NULL
};
static const struct supported_block_type nstrace_3_5_blocks_supported[] = {
/*
* We support packet blocks, with no comments or other options.
*/
{ WTAP_BLOCK_PACKET, MULTIPLE_BLOCKS_SUPPORTED, NO_OPTIONS_SUPPORTED }
};
static const struct file_type_subtype_info nstrace_3_5_info = {
"NetScaler Trace (Version 3.5)", "nstrace35", "cap", NULL,
TRUE, BLOCKS_SUPPORTED(nstrace_3_5_blocks_supported),
nstrace_35_dump_can_write_encap, nstrace_35_dump_open, NULL
};
void register_nstrace(void)
{
nstrace_1_0_file_type_subtype = wtap_register_file_type_subtype(&nstrace_1_0_info);
nstrace_2_0_file_type_subtype = wtap_register_file_type_subtype(&nstrace_2_0_info);
nstrace_3_0_file_type_subtype = wtap_register_file_type_subtype(&nstrace_3_0_info);
nstrace_3_5_file_type_subtype = wtap_register_file_type_subtype(&nstrace_3_5_info);
/*
* Register names for backwards compatibility with the
* wtap_filetypes table in Lua.
*/
wtap_register_backwards_compatibility_lua_name("NETSCALER_1_0",
nstrace_1_0_file_type_subtype);
wtap_register_backwards_compatibility_lua_name("NETSCALER_2_0",
nstrace_2_0_file_type_subtype);
wtap_register_backwards_compatibility_lua_name("NETSCALER_3_0",
nstrace_3_0_file_type_subtype);
wtap_register_backwards_compatibility_lua_name("NETSCALER_3_5",
nstrace_3_5_file_type_subtype);
}
/*
* Editor modelines - https://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:
*/
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