forked from osmocom/wireshark
![Guy Harris](/assets/img/avatar_default.png)
same. Add to wiretap/pcap-common.c a routine to fill in the pseudo-header for ATM (by looking at the VPI, VCI, and packet data, and guessing) and Ethernet (setting the FCS length appropriately). Use it for both pcap and pcap-ng files. svn path=/trunk/; revision=38840
1305 lines
41 KiB
C
1305 lines
41 KiB
C
/* netscaler.c
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*
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* $Id$
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*
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* Wiretap Library
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* Copyright (c) 2006 by Ravi Kondamuru <Ravi.Kondamuru@citrix.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <errno.h>
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#include <string.h>
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#include "wtap-int.h"
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#include "file_wrappers.h"
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#include "buffer.h"
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#include "netscaler.h"
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/* Defines imported from netscaler code: nsperfrc.h */
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#define NSPR_SIGSTR_V10 "NetScaler Performance Data"
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#define NSPR_SIGSTR_V20 "NetScaler V20 Performance Data"
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#define NSPR_SIGSTR NSPR_SIGSTR_V20
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/* Defined but not used */
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#define NSPR_SIGSTR_V21 "NetScaler V21 Performance Data"
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#define NSPR_SIGSTR_V22 "NetScaler V22 Performance Data"
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#define NSPR_PAGESIZE 8192
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/* The different record types
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** NOTE: The Record Type is two byte fields and unused space is recognized by
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** either bytes being zero, therefore no record should any byte value as
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** zero.
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**
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** New Performance Record Type is only one byte.
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*/
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#define NSPR_UNUSEDSPACE_V10 0x0000 /* rest of the page is unused */
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#define NSPR_UNUSEDSPACE_V20 0x00 /* rest of the page is unused */
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#define NSPR_SIGNATURE_V10 0x0101 /* signature */
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#define NSPR_SIGNATURE_V20 0x01 /* signature */
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#define NSPR_ABSTIME_V10 0x0107 /* data capture time in secs from 1970*/
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#define NSPR_ABSTIME_V20 0x07 /* data capture time in secs from 1970*/
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#define NSPR_RELTIME_V10 0x0108 /* relative time in ms from last time */
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#define NSPR_RELTIME_V20 0x08 /* relative time in ms from last time */
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#define NSPR_RELTIMEHR_V10 0x0109 /* high resolution relative time */
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#define NSPR_RELTIMEHR_V20 0x09 /* high resolution relative time */
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#define NSPR_SYSTARTIME_V10 0x010A /* system start time */
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#define NSPR_SYSTARTIME_V20 0x0A /* system start time */
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#define NSPR_RELTIME2B_V10 0x010B /* relative time in ms from last time */
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#define NSPR_RELTIME2B_V20 0x0B /* relative time in ms from last time */
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/* The high resolution relative time format.
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** The MS 2 bits of the high resoltion time is defined as follows:
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** 00 : time value is in second
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** 01 : time value is in mili second
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** 10 : time value is in micro second
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** 11 : time value is in nano second
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*/
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#define NSPR_HRTIME_MASKTM 0x3FFFFFFF /* mask to get time value */
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#define NSPR_HRTIME_MASKFMT 0xC0000000 /* time value format mask */
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#define NSPR_HRTIME_SEC 0x00000000 /* time value in second */
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#define NSPR_HRTIME_MSEC 0x40000000 /* time value in mili second */
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#define NSPR_HRTIME_USEC 0x80000000 /* time value in micro second */
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#define NSPR_HRTIME_NSEC 0xC0000000 /* time value in nano second */
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typedef struct nspr_header_v10
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{
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guint8 ph_RecordType[2]; /* Record Type */
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guint8 ph_RecordSize[2]; /* Record Size including header */
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} nspr_header_v10_t;
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#define nspr_header_v10_s sizeof(nspr_header_v10_t)
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/* This is V20 short header (2 bytes long) to be included where needed */
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#define NSPR_HEADER_V20(prefix) \
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guint8 prefix##_RecordType; /* Record Type */ \
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guint8 prefix##_RecordSize /* Record Size including header */ \
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/* end of declaration */
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/* This is new long header (3 bytes long) to be included where needed */
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#define NSPR_HEADER3B_V20(prefix) \
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guint8 prefix##_RecordType; /* Record Type */ \
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guint8 prefix##_RecordSizeLow; /* Record Size including header */ \
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guint8 prefix##_RecordSizeHigh /* Record Size including header */ \
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/* end of declaration */
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#define NSPR_HEADER3B_V21 NSPR_HEADER3B_V20
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#define NSPR_HEADER3B_V22 NSPR_HEADER3B_V20
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typedef struct nspr_hd_v20
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{
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NSPR_HEADER3B_V20(phd); /* long performance header */
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} nspr_hd_v20_t;
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#define nspr_hd_v20_s sizeof(nspr_hd_v20_t)
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/*
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** How to know if header size is short or long?
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** The short header size can be 0-127 bytes long. If MS Bit of ph_RecordSize
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** is set then record size has 2 bytes
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*/
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#define NSPR_V20RECORDSIZE_2BYTES 0x80
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/* Performance Data Header with device number */
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typedef struct nspr_headerdev_v10
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{
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guint8 ph_RecordType[2]; /* Record Type */
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guint8 ph_RecordSize[2]; /* Record Size including header */
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guint8 ph_DevNo[4]; /* Network Device (NIC/CONN) number */
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} nspr_headerdev_v10_t;
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#define nspr_headerdev_v10_s sizeof(nspr_headerdev_v10_t)
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typedef struct nspr_hd_v10
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{
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nspr_header_v10_t phd; /* performance header */
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} nspr_hd_v10_t;
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#define nspr_hd_v10_s sizeof(nspr_hd_v10_t)
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typedef struct nspr_hdev_v10
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{
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nspr_headerdev_v10_t phd; /* performance header */
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} nspr_hdev_v10_t;
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#define nspr_hdev_v10_s sizeof(nspr_hdev_v10_t)
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/* if structure has defined phd as first field, it can use following names */
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#define nsprRecordType phd.ph_RecordType
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#define nsprRecordSize phd.ph_RecordSize
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#define nsprReserved phd.ph_Reserved
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#define nsprRecordTypeOrg phd.ph_Reserved
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#define nsprDevNo phd.ph_DevNo
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/* NSPR_SIGNATURE_V10 structure */
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#define NSPR_SIGSIZE_V10 56 /* signature value size in bytes */
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typedef struct nspr_signature_v10
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{
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nspr_header_v10_t phd; /* performance header */
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guint8 sig_EndianType; /* Endian Type for the data */
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guint8 sig_Reserved0;
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guint8 sig_Reserved1[2];
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gchar sig_Signature[NSPR_SIGSIZE_V10]; /* Signature value */
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} nspr_signature_v10_t;
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#define nspr_signature_v10_s sizeof(nspr_signature_v10_t)
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/* NSPR_SIGNATURE_V20 structure */
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typedef struct nspr_signature_v20
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{
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NSPR_HEADER_V20(sig); /* short performance header */
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guint8 sig_EndianType; /* Endian Type for the data */
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gchar sig_Signature[1]; /* Signature value */
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} nspr_signature_v20_t;
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#define nspr_signature_v20_s (sizeof(nspr_signature_v20_t) -1)
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/* NSPR_ABSTIME_V10 and NSPR_SYSTARTIME_V10 structure */
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typedef struct nspr_abstime_v10
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{
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nspr_header_v10_t phd; /* performance header */
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guint8 abs_RelTime[4]; /* relative time is ms from last time */
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guint8 abs_Time[4]; /* absolute time in seconds from 1970 */
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} nspr_abstime_v10_t;
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#define nspr_abstime_v10_s sizeof(nspr_abstime_v10_t)
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/* NSPR_ABSTIME_V20 and NSPR_SYSTARTIME_V20 structure */
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typedef struct nspr_abstime_v20
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{
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NSPR_HEADER_V20(abs); /* short performance header */
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guint8 abs_RelTime[2]; /* relative time is ms from last time */
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guint8 abs_Time[4]; /* absolute time in seconds from 1970 */
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} nspr_abstime_v20_t;
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#define nspr_abstime_v20_s sizeof(nspr_abstime_v20_t)
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/* full packet trace structure */
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typedef struct nspr_pktracefull_v10
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{
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nspr_headerdev_v10_t phd; /* performance header */
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guint8 fp_RelTimeHr[4]; /* High resolution relative time */
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guint8 fp_Data[1]; /* packet data starts here */
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} nspr_pktracefull_v10_t;
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#define nspr_pktracefull_v10_s (nspr_hdev_v10_s + 4)
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/* new full packet trace structure v20 */
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typedef struct nspr_pktracefull_v20
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{
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NSPR_HEADER3B_V20(fp); /* long performance header */
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guint8 fp_DevNo; /* Network Device (NIC) number */
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guint8 fp_RelTimeHr[4]; /* High resolution relative time */
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guint8 fp_Data[4]; /* packet data starts here */
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} nspr_pktracefull_v20_t;
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#define nspr_pktracefull_v20_s (sizeof(nspr_pktracefull_v20_t) - 4)
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/* new full packet trace structure v21 */
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typedef struct nspr_pktracefull_v21
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{
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NSPR_HEADER3B_V21(fp); /* long performance header */
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guint8 fp_DevNo; /* Network Device (NIC) number */
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guint8 fp_RelTimeHr[4]; /* High resolution relative time */
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guint8 fp_PcbDevNo[4]; /* PCB devno */
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guint8 fp_lPcbDevNo[4]; /* link PCB devno */
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guint8 fp_Data[4]; /* packet data starts here */
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} nspr_pktracefull_v21_t;
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#define nspr_pktracefull_v21_s (sizeof(nspr_pktracefull_v21_t) - 4)
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/* new full packet trace structure v22 */
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typedef struct nspr_pktracefull_v22
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{
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NSPR_HEADER3B_V22(fp); /* long performance header */
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guint8 fp_DevNo; /* Network Device (NIC) number */
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guint8 fp_RelTimeHr[4]; /* High resolution relative time */
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guint8 fp_PcbDevNo[4]; /* PCB devno */
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guint8 fp_lPcbDevNo[4]; /* link PCB devno */
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guint8 fp_VlanTag[2]; /* vlan tag */
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guint8 fp_Data[2]; /* packet data starts here */
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} nspr_pktracefull_v22_t;
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#define nspr_pktracefull_v22_s (sizeof(nspr_pktracefull_v22_t) - 2)
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typedef struct nspr_pktracefull_v23
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{
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NSPR_HEADER3B_V22(fp); /* long performance header */
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guint8 fp_DevNo; /* Network Device (NIC) number */
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guint8 fp_AbsTimeHr[8]; /* High resolution absolute time */
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guint8 fp_PcbDevNo[4]; /* PCB devno */
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guint8 fp_lPcbDevNo[4]; /* link PCB devno */
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guint8 fp_VlanTag[2]; /* vlan tag */
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guint8 fp_Coreid[2]; /* coreid of the packet */
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guint8 fp_Data[2]; /* packet data starts here */
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} nspr_pktracefull_v23_t;
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#define nspr_pktracefull_v23_s (sizeof(nspr_pktracefull_v23_t) - 2)
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/* partial packet trace structure */
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typedef struct nspr_pktracepart_v10
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{
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nspr_headerdev_v10_t phd; /* performance header */
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guint8 pp_RelTimeHr[4]; /* High resolution relative time */
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guint8 pp_PktSizeOrg[2]; /* Original packet size */
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guint8 pp_PktOffset[2]; /* starting offset in packet */
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guint8 pp_Data[1]; /* packet data starts here */
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} nspr_pktracepart_v10_t;
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#define nspr_pktracepart_v10_s (nspr_pktracefull_v10_s + 4)
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/* new partial packet trace structure */
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typedef struct nspr_pktracepart_v20
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{
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NSPR_HEADER3B_V20(pp); /* long performance header */
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guint8 pp_DevNo; /* Network Device (NIC) number */
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guint8 pp_RelTimeHr[4]; /* High resolution relative time */
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guint8 pp_PktSizeOrg[2]; /* Original packet size */
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guint8 pp_PktOffset[2]; /* starting offset in packet */
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guint8 pp_Data[4]; /* packet data starts here */
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} nspr_pktracepart_v20_t;
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#define nspr_pktracepart_v20_s (sizeof(nspr_pktracepart_v20_t) -4)
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/* new partial packet trace structure */
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typedef struct nspr_pktracepart_v21
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{
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NSPR_HEADER3B_V21(pp); /* long performance header */
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guint8 pp_DevNo; /* Network Device (NIC) number */
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guint8 pp_RelTimeHr[4]; /* High resolution relative time */
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guint8 pp_PktSizeOrg[2]; /* Original packet size */
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guint8 pp_PktOffset[2]; /* starting offset in packet */
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guint8 pp_PcbDevNo[4]; /* PCB devno */
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guint8 pp_lPcbDevNo[4]; /* link PCB devno */
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guint8 pp_Data[4]; /* packet data starts here */
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} nspr_pktracepart_v21_t;
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#define nspr_pktracepart_v21_s (sizeof(nspr_pktracepart_v21_t) -4)
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/* new partial packet trace structure v22 */
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typedef struct nspr_pktracepart_v22
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{
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NSPR_HEADER3B_V22(pp); /* long performance header */
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guint8 pp_DevNo; /* Network Device (NIC) number */
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guint8 pp_RelTimeHr[4]; /* High resolution relative time */
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guint8 pp_PktSizeOrg[2]; /* Original packet size */
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guint8 pp_PktOffset[2]; /* starting offset in packet */
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guint8 pp_PcbDevNo[4]; /* PCB devno */
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guint8 pp_lPcbDevNo[4]; /* link PCB devno */
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guint8 pp_VlanTag[2]; /* Vlan Tag */
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guint8 pp_Data[2]; /* packet data starts here */
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} nspr_pktracepart_v22_t;
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#define nspr_pktracepart_v22_s (sizeof(nspr_pktracepart_v22_t) -2)
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typedef struct nspr_pktracepart_v23
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{
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NSPR_HEADER3B_V22(pp); /* long performance header */
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guint8 pp_DevNo; /* Network Device (NIC) number */
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guint8 pp_AbsTimeHr[8]; /* High resolution absolute time */
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guint8 pp_PktSizeOrg[2]; /* Original packet size */
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guint8 pp_PktOffset[2]; /* starting offset in packet */
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guint8 pp_PcbDevNo[4]; /* PCB devno */
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guint8 pp_lPcbDevNo[4]; /* link PCB devno */
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guint8 pp_VlanTag[2]; /* vlan tag */
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guint8 pp_Coreid[2]; /* Coreid of the packet */
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guint8 pp_Data[4]; /* packet data starts here */
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} nspr_pktracepart_v23_t;
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#define nspr_pktracepart_v23_s (sizeof(nspr_pktracepart_v23_t) -4)
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#define myoffsetof(type,fieldname) (&(((type*)0)->fieldname))
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#define __TNO(enumprefix,structprefix,structname,hdrname,structfieldname) \
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guint8 enumprefix##_##hdrname##_offset = (guint8)GPOINTER_TO_INT(myoffsetof(nspr_##structname##_t,structprefix##_##structfieldname));
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#define __TNL(enumprefix,structprefix,structname,hdrname,structfieldname) \
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guint8 enumprefix##_##hdrname##_len = (guint8)sizeof(((nspr_##structname##_t*)0)->structprefix##_##structfieldname);
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#define __TNV1O(enumprefix,structprefix,structname,hdrname,structfieldname) \
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guint8 enumprefix##_##hdrname##_offset = (guint8)GPOINTER_TO_INT(myoffsetof(nspr_##structname##_t,structfieldname));
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#define __TNV1L(enumprefix,structprefix,structname,hdrname,structfieldname) \
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guint8 enumprefix##_##hdrname##_len = (guint8)sizeof(((nspr_##structname##_t*)0)->structfieldname);
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#define TRACE_V10_REC_LEN_OFF(enumprefix,structprefix,structname) \
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__TNV1O(enumprefix,structprefix,structname,dir,phd.ph_RecordType)\
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__TNV1L(enumprefix,structprefix,structname,dir,phd.ph_RecordType)\
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__TNV1O(enumprefix,structprefix,structname,nicno,phd.ph_DevNo)\
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__TNV1L(enumprefix,structprefix,structname,nicno,phd.ph_DevNo)\
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__TNO(enumprefix,structprefix,structname,eth,Data)
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#define TRACE_V20_REC_LEN_OFF(enumprefix,structprefix,structname) \
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__TNO(enumprefix,structprefix,structname,dir,RecordType)\
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__TNL(enumprefix,structprefix,structname,dir,RecordType)\
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__TNO(enumprefix,structprefix,structname,nicno,DevNo)\
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__TNL(enumprefix,structprefix,structname,nicno,DevNo)\
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__TNO(enumprefix,structprefix,structname,eth,Data)
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#define TRACE_V21_REC_LEN_OFF(enumprefix,structprefix,structname) \
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TRACE_V20_REC_LEN_OFF(enumprefix,structprefix,structname)\
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__TNO(enumprefix,structprefix,structname,pcb,PcbDevNo)\
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__TNO(enumprefix,structprefix,structname,l_pcb,lPcbDevNo)
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#define TRACE_V22_REC_LEN_OFF(enumprefix,structprefix,structname) \
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TRACE_V21_REC_LEN_OFF(enumprefix,structprefix,structname)\
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__TNO(enumprefix,structprefix,structname,vlantag,VlanTag)
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#define TRACE_V23_REC_LEN_OFF(enumprefix,structprefix,structname) \
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TRACE_V22_REC_LEN_OFF(enumprefix,structprefix,structname)\
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__TNO(enumprefix,structprefix,structname,coreid,Coreid)
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TRACE_V10_REC_LEN_OFF(v10_part,pp,pktracepart_v10)
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TRACE_V10_REC_LEN_OFF(v10_full,fp,pktracefull_v10)
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TRACE_V20_REC_LEN_OFF(v20_part,pp,pktracepart_v20)
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TRACE_V20_REC_LEN_OFF(v20_full,fp,pktracefull_v20)
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TRACE_V21_REC_LEN_OFF(v21_part,pp,pktracepart_v21)
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TRACE_V21_REC_LEN_OFF(v21_full,fp,pktracefull_v21)
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TRACE_V22_REC_LEN_OFF(v22_part,pp,pktracepart_v22)
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TRACE_V22_REC_LEN_OFF(v22_full,fp,pktracefull_v22)
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TRACE_V23_REC_LEN_OFF(v23_part,pp,pktracepart_v23)
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TRACE_V23_REC_LEN_OFF(v23_full,fp,pktracefull_v23)
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#undef __TNV1O
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#undef __TNV1L
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#undef __TNO
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#undef __TNL
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#define ns_setabstime(nstrace, AbsoluteTime, RelativeTimems) \
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do { \
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(nstrace)->nspm_curtime = AbsoluteTime; \
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(nstrace)->nspm_curtimemsec += RelativeTimems; \
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(nstrace)->nspm_curtimelastmsec = nstrace->nspm_curtimemsec; \
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} while(0)
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|
|
#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;
|
|
gint32 nstrace_buf_offset;
|
|
gint32 nstrace_buflen;
|
|
/* Performance Monitor Time variables */
|
|
guint32 nspm_curtime; /* current time since 1970 */
|
|
guint64 nspm_curtimemsec; /* current time in mili second */
|
|
guint64 nspm_curtimelastmsec; /* nspm_curtime last update time in milisec */
|
|
guint64 nsg_creltime;
|
|
guint64 file_size;
|
|
} nstrace_t;
|
|
|
|
guint32 nspm_signature_isv10(gchar *sigp);
|
|
guint32 nspm_signature_isv20(gchar *sigp);
|
|
guint32 nspm_signature_version(wtap*, gchar*, gint32);
|
|
gboolean nstrace_read(wtap *wth, int *err, gchar **err_info,
|
|
gint64 *data_offset);
|
|
gboolean nstrace_read_v10(wtap *wth, int *err, gchar **err_info,
|
|
gint64 *data_offset);
|
|
gboolean nstrace_read_v20(wtap *wth, int *err, gchar **err_info,
|
|
gint64 *data_offset);
|
|
gboolean nstrace_seek_read(wtap *wth, gint64 seek_off,
|
|
union wtap_pseudo_header *pseudo_header,
|
|
guint8 *pd, int length,
|
|
int *err, gchar **err_info);
|
|
void nstrace_close(wtap *wth);
|
|
void nstrace_sequential_close(wtap *wth);
|
|
|
|
gboolean nstrace_set_start_time_v10(wtap *wth);
|
|
gboolean nstrace_set_start_time_v20(wtap *wth);
|
|
gboolean nstrace_set_start_time(wtap *wth);
|
|
guint64 ns_hrtime2nsec(guint32 tm);
|
|
|
|
static gboolean nstrace_dump(wtap_dumper *wdh, const struct wtap_pkthdr *phdr,
|
|
const union wtap_pseudo_header *pseudo_header, const guint8 *pd, int *err);
|
|
|
|
|
|
#define GET_READ_PAGE_SIZE(remaining_file_size) ((gint32)((remaining_file_size>NSPR_PAGESIZE)?NSPR_PAGESIZE:remaining_file_size))
|
|
|
|
|
|
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 (guint32)val*1000;
|
|
case NSPR_HRTIME_NSEC: return val;
|
|
}
|
|
return tm;
|
|
}
|
|
|
|
|
|
/*
|
|
** Netscaler trace format open routines
|
|
*/
|
|
int nstrace_open(wtap *wth, int *err, gchar **err_info)
|
|
{
|
|
gchar *nstrace_buf;
|
|
gint64 file_size;
|
|
gint32 page_size;
|
|
nstrace_t *nstrace;
|
|
int bytes_read;
|
|
|
|
errno = WTAP_ERR_CANT_READ;
|
|
|
|
if ((file_size = wtap_file_size(wth, err)) == -1)
|
|
return 0;
|
|
|
|
nstrace_buf = g_malloc(NSPR_PAGESIZE);
|
|
page_size = GET_READ_PAGE_SIZE(file_size);
|
|
|
|
switch ((wth->file_type = nspm_signature_version(wth, nstrace_buf, page_size)))
|
|
{
|
|
case WTAP_FILE_NETSCALER_1_0:
|
|
wth->file_encap = WTAP_ENCAP_NSTRACE_1_0;
|
|
break;
|
|
|
|
case WTAP_FILE_NETSCALER_2_0:
|
|
wth->file_encap = WTAP_ENCAP_NSTRACE_2_0;
|
|
break;
|
|
|
|
default:
|
|
*err = WTAP_ERR_UNSUPPORTED;
|
|
*err_info = g_strdup_printf("nstrace: file type %d unsupported", wth->file_type);
|
|
g_free(nstrace_buf);
|
|
return 0;
|
|
}
|
|
|
|
if ((file_seek(wth->fh, 0, SEEK_SET, err)) == -1)
|
|
{
|
|
*err = file_error(wth->fh, err_info);
|
|
g_free(nstrace_buf);
|
|
return 0;
|
|
}
|
|
|
|
bytes_read = file_read(nstrace_buf, page_size, wth->fh);
|
|
if (bytes_read != page_size)
|
|
{
|
|
*err = file_error(wth->fh, err_info);
|
|
g_free(nstrace_buf);
|
|
return 0;
|
|
}
|
|
|
|
wth->subtype_read = nstrace_read;
|
|
wth->subtype_seek_read = nstrace_seek_read;
|
|
wth->subtype_close = nstrace_close;
|
|
|
|
nstrace = (nstrace_t *)g_malloc(sizeof(nstrace_t));
|
|
wth->priv = (void *)nstrace;
|
|
nstrace->pnstrace_buf = nstrace_buf;
|
|
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)
|
|
{
|
|
*err = file_error(wth->fh, err_info);
|
|
g_free(nstrace->pnstrace_buf);
|
|
g_free(nstrace);
|
|
return 0;
|
|
}
|
|
|
|
/* Read the first page of data */
|
|
bytes_read = file_read(nstrace_buf, page_size, wth->fh);
|
|
if (bytes_read != page_size)
|
|
{
|
|
*err = file_error(wth->fh, err_info);
|
|
g_free(nstrace->pnstrace_buf);
|
|
g_free(nstrace);
|
|
return 0;
|
|
}
|
|
|
|
/* reset the buffer offset */
|
|
nstrace->nstrace_buf_offset = 0;
|
|
}
|
|
|
|
wth->tsprecision = WTAP_FILE_TSPREC_NSEC;
|
|
wth->phdr.ts.secs = nstrace->nspm_curtime;
|
|
wth->phdr.ts.nsecs = 0;
|
|
|
|
*err = 0;
|
|
return 1;
|
|
}
|
|
|
|
|
|
#define nspm_signature_func(ver) \
|
|
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)
|
|
|
|
/*
|
|
** Check signature and return the version number of the signature.
|
|
** If not found, it returns 0. 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.
|
|
*/
|
|
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 ((pletohs(&sigv10p->nsprRecordType) == NSPR_SIGNATURE_V10) &&
|
|
(pletohs(&sigv10p->nsprRecordSize) <= len) &&
|
|
((gint32)sizeof(NSPR_SIGSTR_V10) <= len) &&
|
|
(!nspm_signature_isv10(sigv10p->sig_Signature)))
|
|
return WTAP_FILE_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) &&
|
|
(!nspm_signature_isv20(sigv20p->sig_Signature)))
|
|
return WTAP_FILE_NETSCALER_2_0;
|
|
#undef sigv20p
|
|
}
|
|
}
|
|
|
|
return 0; /* no version found */
|
|
}
|
|
|
|
#define nspr_getv10recordtype(hdp) (pletohs(&hdp->nsprRecordType))
|
|
#define nspr_getv10recordsize(hdp) (pletohs(&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, pletohl(&((nspr_abstime_v##ver##_t *) fp)->abs_Time), pletohs(&((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;\
|
|
wth->data_offset += nstrace_buflen;\
|
|
nstrace_buflen = GET_READ_PAGE_SIZE((nstrace->file_size - wth->data_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
|
|
#undef nspr_getv10recordsize
|
|
|
|
/*
|
|
** 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.
|
|
*/
|
|
gboolean nstrace_set_start_time(wtap *wth)
|
|
{
|
|
if (wth->file_type == WTAP_FILE_NETSCALER_1_0)
|
|
return nstrace_set_start_time_v10(wth);
|
|
else if (wth->file_type == WTAP_FILE_NETSCALER_2_0)
|
|
return nstrace_set_start_time_v20(wth);
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
#define __TNO(enumprefix,structprefix,structname,hdrname,structfieldname) \
|
|
wth->pseudo_header.nstr.hdrname##_offset = enumprefix##_##hdrname##_offset;
|
|
|
|
#define __TNL(enumprefix,structprefix,structname,hdrname,structfieldname) \
|
|
wth->pseudo_header.nstr.hdrname##_len = enumprefix##_##hdrname##_len;
|
|
|
|
#define __TNV1O(enumprefix,structprefix,structname,hdrname,structfieldname) \
|
|
__TNO(enumprefix,structprefix,structname,hdrname,structfieldname)
|
|
|
|
#define __TNV1L(enumprefix,structprefix,structname,hdrname,structfieldname) \
|
|
__TNL(enumprefix,structprefix,structname,hdrname,structfieldname)
|
|
|
|
|
|
|
|
/*
|
|
** Netscaler trace format read routines.
|
|
*/
|
|
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;
|
|
nspr_pktracefull_v10_t *fp;
|
|
nspr_pktracepart_v10_t *pp;
|
|
int bytes_read;
|
|
|
|
*err = 0;
|
|
*err_info = NULL;
|
|
do
|
|
{
|
|
while ((nstrace_buf_offset < nstrace_buflen) &&
|
|
((nstrace_buflen - nstrace_buf_offset) >= ((gint32)sizeof(fp->nsprRecordType))))
|
|
{
|
|
|
|
fp = (nspr_pktracefull_v10_t *) &nstrace_buf[nstrace_buf_offset];
|
|
pp = (nspr_pktracepart_v10_t *) fp;
|
|
|
|
switch (pletohs(&fp->nsprRecordType))
|
|
{
|
|
case NSPR_PDPKTRACEFULLTX_V10:
|
|
case NSPR_PDPKTRACEFULLTXB_V10:
|
|
case NSPR_PDPKTRACEFULLRX_V10:
|
|
|
|
nsg_creltime += ns_hrtime2nsec(pletohl(&fp->fp_RelTimeHr));
|
|
wth->phdr.ts.secs = nstrace->nspm_curtime + (guint32) (nsg_creltime / 1000000000);
|
|
wth->phdr.ts.nsecs = (guint32) (nsg_creltime % 1000000000);
|
|
|
|
wth->phdr.len = pletohs(&fp->nsprRecordSize);
|
|
wth->phdr.caplen = wth->phdr.len;
|
|
|
|
|
|
TRACE_V10_REC_LEN_OFF(v10_full,fp,pktracefull_v10);
|
|
|
|
buffer_assure_space(wth->frame_buffer, wth->phdr.caplen);
|
|
memcpy(buffer_start_ptr(wth->frame_buffer), fp, wth->phdr.caplen);
|
|
*data_offset = wth->data_offset + nstrace_buf_offset;
|
|
|
|
nstrace->nstrace_buf_offset = nstrace_buf_offset + wth->phdr.len;
|
|
nstrace->nstrace_buflen = nstrace_buflen;
|
|
nstrace->nsg_creltime = nsg_creltime;
|
|
|
|
return TRUE;
|
|
|
|
case NSPR_PDPKTRACEPARTTX_V10:
|
|
case NSPR_PDPKTRACEPARTTXB_V10:
|
|
case NSPR_PDPKTRACEPARTRX_V10:
|
|
|
|
nsg_creltime += ns_hrtime2nsec(pletohl(&pp->pp_RelTimeHr));
|
|
wth->phdr.ts.secs = nstrace->nspm_curtime + (guint32) (nsg_creltime / 1000000000);
|
|
wth->phdr.ts.nsecs = (guint32) (nsg_creltime % 1000000000);
|
|
|
|
wth->phdr.len = pletohs(&pp->pp_PktSizeOrg) + nspr_pktracepart_v10_s;
|
|
wth->phdr.caplen = pletohs(&pp->nsprRecordSize);
|
|
|
|
TRACE_V10_REC_LEN_OFF(v10_part,pp,pktracepart_v10);
|
|
|
|
buffer_assure_space(wth->frame_buffer, wth->phdr.caplen);
|
|
memcpy(buffer_start_ptr(wth->frame_buffer), pp, wth->phdr.caplen);
|
|
*data_offset = wth->data_offset + nstrace_buf_offset;
|
|
|
|
nstrace->nstrace_buf_offset = nstrace_buf_offset + wth->phdr.caplen;
|
|
nstrace->nsg_creltime = nsg_creltime;
|
|
nstrace->nstrace_buflen = nstrace_buflen;
|
|
|
|
return TRUE;
|
|
|
|
case NSPR_ABSTIME_V10:
|
|
|
|
ns_setabstime(nstrace, pletohl(((nspr_abstime_v10_t *) fp)->abs_Time), pletohl(&((nspr_abstime_v10_t *) fp)->abs_RelTime));
|
|
nstrace_buf_offset += pletohs(&fp->nsprRecordSize);
|
|
break;
|
|
|
|
case NSPR_RELTIME_V10:
|
|
|
|
ns_setrelativetime(nstrace, pletohl(((nspr_abstime_v10_t *) fp)->abs_RelTime));
|
|
nstrace_buf_offset += pletohs(&fp->nsprRecordSize);
|
|
break;
|
|
|
|
case NSPR_UNUSEDSPACE_V10:
|
|
|
|
nstrace_buf_offset = nstrace_buflen;
|
|
break;
|
|
|
|
default:
|
|
|
|
nstrace_buf_offset += pletohs(&fp->nsprRecordSize);
|
|
break;
|
|
}
|
|
}
|
|
|
|
nstrace_buf_offset = 0;
|
|
wth->data_offset += nstrace_buflen;
|
|
nstrace_buflen = GET_READ_PAGE_SIZE((nstrace->file_size - wth->data_offset));
|
|
}while((nstrace_buflen > 0) && (bytes_read = file_read(nstrace_buf, nstrace_buflen, wth->fh)) && (bytes_read == nstrace_buflen));
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
#define TIMEDEFV20(fp,type) \
|
|
do {\
|
|
nsg_creltime += ns_hrtime2nsec(pletohl(fp->type##_RelTimeHr));\
|
|
wth->phdr.ts.secs = nstrace->nspm_curtime + (guint32) (nsg_creltime / 1000000000);\
|
|
wth->phdr.ts.nsecs = (guint32) (nsg_creltime % 1000000000);\
|
|
}while(0)
|
|
|
|
#define TIMEDEFV23(fp,type) \
|
|
do {\
|
|
/* access _AbsTimeHr as a 64bit value */\
|
|
nsg_creltime = pletohll(fp->type##_AbsTimeHr);\
|
|
wth->phdr.ts.secs = (guint32) (nsg_creltime / 1000000000);\
|
|
wth->phdr.ts.nsecs = (guint32) (nsg_creltime % 1000000000);\
|
|
}while(0)
|
|
|
|
#define TIMEDEFV21(fp,type) TIMEDEFV20(fp,type)
|
|
#define TIMEDEFV22(fp,type) TIMEDEFV20(fp,type)
|
|
|
|
#define PPSIZEDEFV20(pp,ver) \
|
|
do {\
|
|
wth->phdr.len = pletohs(&pp->pp_PktSizeOrg) + nspr_pktracepart_v##ver##_s;\
|
|
wth->phdr.caplen = nspr_getv20recordsize((nspr_hd_v20_t *)pp);\
|
|
}while(0)
|
|
|
|
#define PPSIZEDEFV21(pp,ver) PPSIZEDEFV20(pp,ver)
|
|
#define PPSIZEDEFV22(pp,ver) PPSIZEDEFV20(pp,ver)
|
|
#define PPSIZEDEFV23(pp,ver) PPSIZEDEFV20(pp,ver)
|
|
|
|
#define FPSIZEDEFV20(fp,ver)\
|
|
do {\
|
|
wth->phdr.len = nspr_getv20recordsize((nspr_hd_v20_t *)fp);\
|
|
wth->phdr.caplen = wth->phdr.len;\
|
|
}while(0)
|
|
|
|
#define FPSIZEDEFV21(pp,ver) FPSIZEDEFV20(fp,ver)
|
|
#define FPSIZEDEFV22(pp,ver) FPSIZEDEFV20(fp,ver)
|
|
#define FPSIZEDEFV23(pp,ver) FPSIZEDEFV20(fp,ver)
|
|
|
|
#define PACKET_DESCRIBE(FPTIMEDEF,SIZEDEF,ver,enumprefix,type,structname,TYPE)\
|
|
do {\
|
|
nspr_##structname##_t *fp= (nspr_##structname##_t*)&nstrace_buf[nstrace_buf_offset];\
|
|
TIMEDEFV##ver(fp,type);\
|
|
SIZEDEF##ver(fp,ver);\
|
|
TRACE_V##ver##_REC_LEN_OFF(enumprefix,type,structname);\
|
|
buffer_assure_space(wth->frame_buffer, wth->phdr.caplen);\
|
|
memcpy(buffer_start_ptr(wth->frame_buffer), fp, wth->phdr.caplen);\
|
|
*data_offset = wth->data_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;\
|
|
wth->pseudo_header.nstr.rec_type = NSPR_HEADER_VERSION##TYPE;\
|
|
return TRUE;\
|
|
}while(0)
|
|
|
|
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;
|
|
nspr_pktracefull_v20_t *fp20;
|
|
nspr_pktracefull_v21_t *fp21;
|
|
int bytes_read;
|
|
|
|
*err = 0;
|
|
*err_info = NULL;
|
|
do
|
|
{
|
|
while ((nstrace_buf_offset < nstrace_buflen) &&
|
|
((nstrace_buflen - nstrace_buf_offset) >= ((gint32)sizeof(fp21->fp_RecordType))))
|
|
{
|
|
fp21 = (nspr_pktracefull_v21_t *) &nstrace_buf[nstrace_buf_offset];
|
|
|
|
switch (fp21->fp_RecordType)
|
|
{
|
|
|
|
#define GENERATE_CASE(type,acttype) \
|
|
case NSPR_PDPKTRACEFULLTX_V##type:\
|
|
case NSPR_PDPKTRACEFULLTXB_V##type:\
|
|
case NSPR_PDPKTRACEFULLRX_V##type:\
|
|
PACKET_DESCRIBE(TIMEDEF,FPSIZEDEFV,type,v##type##_full,fp,pktracefull_v##type,acttype);
|
|
GENERATE_CASE(23,203);
|
|
GENERATE_CASE(22,202);
|
|
GENERATE_CASE(21,201);
|
|
GENERATE_CASE(20,200);
|
|
#undef GENERATE_CASE
|
|
|
|
#define GENERATE_CASE(type,acttype) \
|
|
case NSPR_PDPKTRACEPARTTX_V##type:\
|
|
case NSPR_PDPKTRACEPARTTXB_V##type:\
|
|
case NSPR_PDPKTRACEPARTRX_V##type:\
|
|
PACKET_DESCRIBE(TIMEDEF,PPSIZEDEFV,type,v##type##_part,pp,pktracepart_v##type,acttype);
|
|
GENERATE_CASE(23,203);
|
|
GENERATE_CASE(22,202);
|
|
GENERATE_CASE(21,201);
|
|
GENERATE_CASE(20,200);
|
|
#undef GENERATE_CASE
|
|
|
|
case NSPR_ABSTIME_V20:
|
|
{
|
|
fp20 = (nspr_pktracefull_v20_t *) &nstrace_buf[nstrace_buf_offset];
|
|
nstrace_buf_offset += nspr_getv20recordsize((nspr_hd_v20_t *)fp20);
|
|
ns_setabstime(nstrace, pletohl(&((nspr_abstime_v20_t *) fp20)->abs_Time), pletohs(&((nspr_abstime_v20_t *) fp20)->abs_RelTime));
|
|
break;
|
|
}
|
|
|
|
case NSPR_RELTIME_V20:
|
|
{
|
|
fp20 = (nspr_pktracefull_v20_t *) &nstrace_buf[nstrace_buf_offset];
|
|
ns_setrelativetime(nstrace, pletohs(&((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:
|
|
{
|
|
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;
|
|
wth->data_offset += nstrace_buflen;
|
|
nstrace_buflen = GET_READ_PAGE_SIZE((nstrace->file_size - wth->data_offset));
|
|
}while((nstrace_buflen > 0) && (bytes_read = file_read(nstrace_buf, nstrace_buflen, wth->fh)) && (bytes_read == nstrace_buflen));
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
#undef __TNO
|
|
#undef __TNL
|
|
#undef __TNV1O
|
|
#undef __TNV1L
|
|
|
|
|
|
|
|
gboolean nstrace_read(wtap *wth, int *err, gchar **err_info, gint64 *data_offset)
|
|
{
|
|
|
|
if (wth->file_type == WTAP_FILE_NETSCALER_1_0)
|
|
return nstrace_read_v10(wth, err, err_info, data_offset);
|
|
else if (wth->file_type == WTAP_FILE_NETSCALER_2_0)
|
|
return nstrace_read_v20(wth, err, err_info, data_offset);
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
#define __TNO(enumprefix,structprefix,structname,hdrname,structfieldname) \
|
|
pseudo_header->nstr.hdrname##_offset = (guint8) enumprefix##_##hdrname##_offset;
|
|
#define __TNL(enumprefix,structprefix,structname,hdrname,structfieldname) \
|
|
pseudo_header->nstr.hdrname##_len = (guint8) enumprefix##_##hdrname##_len;;
|
|
|
|
#define __TNV1O(enumprefix,structprefix,structname,hdrname,structfieldname) \
|
|
__TNO(enumprefix,structprefix,structname,hdrname,structfieldname)
|
|
#define __TNV1L(enumprefix,structprefix,structname,hdrname,structfieldname) \
|
|
__TNL(enumprefix,structprefix,structname,hdrname,structfieldname)
|
|
|
|
|
|
gboolean nstrace_seek_read(wtap *wth, gint64 seek_off,
|
|
union wtap_pseudo_header *pseudo_header, guint8 *pd, int length,
|
|
int *err, gchar **err_info)
|
|
{
|
|
int bytes_read;
|
|
|
|
*err = 0;
|
|
|
|
if (file_seek(wth->random_fh, seek_off, SEEK_SET, err) == -1)
|
|
return FALSE;
|
|
|
|
/*
|
|
** Read the packet data.
|
|
*/
|
|
bytes_read = file_read(pd, length, wth->random_fh);
|
|
if (bytes_read != length) {
|
|
*err = file_error(wth->random_fh, err_info);
|
|
if (*err == 0)
|
|
*err = WTAP_ERR_SHORT_READ;
|
|
return FALSE;
|
|
}
|
|
|
|
if (wth->file_type == WTAP_FILE_NETSCALER_1_0)
|
|
{
|
|
|
|
#define GENERATE_CASE_FULL(type,acttype) \
|
|
case NSPR_PDPKTRACEFULLTX_V##type:\
|
|
case NSPR_PDPKTRACEFULLTXB_V##type:\
|
|
case NSPR_PDPKTRACEFULLRX_V##type:\
|
|
TRACE_V##type##_REC_LEN_OFF(v##type##_full,fp,pktracefull_v##type);\
|
|
pseudo_header->nstr.rec_type = NSPR_HEADER_VERSION##acttype;\
|
|
break;\
|
|
|
|
#define GENERATE_CASE_PART(type,acttype) \
|
|
case NSPR_PDPKTRACEPARTTX_V##type:\
|
|
case NSPR_PDPKTRACEPARTTXB_V##type:\
|
|
case NSPR_PDPKTRACEPARTRX_V##type:\
|
|
TRACE_V##type##_REC_LEN_OFF(v##type##_part,pp,pktracepart_v##type);\
|
|
pseudo_header->nstr.rec_type = NSPR_HEADER_VERSION##acttype;\
|
|
break;\
|
|
|
|
switch (pletohs(&(( nspr_header_v10_t*)pd)->ph_RecordType))
|
|
{
|
|
GENERATE_CASE_FULL(10,100)
|
|
GENERATE_CASE_PART(10,100)
|
|
}
|
|
} else if (wth->file_type == WTAP_FILE_NETSCALER_2_0)
|
|
{
|
|
switch ((( nspr_hd_v20_t*)pd)->phd_RecordType)
|
|
{
|
|
GENERATE_CASE_FULL(20,200)
|
|
GENERATE_CASE_PART(20,200)
|
|
GENERATE_CASE_FULL(21,201)
|
|
GENERATE_CASE_PART(21,201)
|
|
GENERATE_CASE_FULL(22,202)
|
|
GENERATE_CASE_PART(22,202)
|
|
GENERATE_CASE_FULL(23,203)
|
|
GENERATE_CASE_PART(23,203)
|
|
}
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
#undef __TNL
|
|
#undef __TNO
|
|
#undef __TNV1L
|
|
#undef __TNV1O
|
|
|
|
|
|
/*
|
|
** Netscaler trace format close routines.
|
|
*/
|
|
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;
|
|
} 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_UNSUPPORTED_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_UNSUPPORTED_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;
|
|
nstrace->page_len = NSPR_PAGESIZE;
|
|
nstrace->absrec_time = 0;
|
|
|
|
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 == WTAP_FILE_NETSCALER_1_0)
|
|
{
|
|
guint16 val16b;
|
|
nspr_signature_v10_t sig10;
|
|
|
|
/* populate the record */
|
|
val16b = htoles(NSPR_SIGNATURE_V10);
|
|
memcpy(sig10.phd.ph_RecordType, &val16b, sizeof sig10.phd.ph_RecordType);
|
|
val16b = htoles(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 == WTAP_FILE_NETSCALER_2_0)
|
|
{
|
|
gchar sig[nspr_signature_v20_s + sizeof(NSPR_SIGSTR_V20)];
|
|
nspr_signature_v20_t *sig20;
|
|
|
|
sig20 = (nspr_signature_v20_t *)&sig;
|
|
sig20->sig_RecordType = NSPR_SIGNATURE_V20;
|
|
sig20->sig_RecordSize = nspr_signature_v20_s + sizeof(NSPR_SIGSTR_V20);
|
|
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
|
|
{
|
|
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 == WTAP_FILE_NETSCALER_1_0)
|
|
{
|
|
guint16 val16;
|
|
guint32 reltime;
|
|
guint64 abstime;
|
|
nspr_abstime_v10_t abs10;
|
|
|
|
/* populate the record */
|
|
val16 = htoles(NSPR_ABSTIME_V10);
|
|
memcpy(abs10.phd.ph_RecordType, &val16, sizeof abs10.phd.ph_RecordType);
|
|
val16 = htoles(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 = htolel((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 == WTAP_FILE_NETSCALER_2_0)
|
|
{
|
|
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 = htolel((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 union wtap_pseudo_header *pseudo_header, const guint8 *pd, int *err)
|
|
{
|
|
nstrace_dump_t *nstrace = (nstrace_dump_t *)wdh->priv;
|
|
|
|
if (nstrace->page_offset == 0)
|
|
{
|
|
/* Add the signature record and abs time record */
|
|
if (wdh->file_type == WTAP_FILE_NETSCALER_1_0)
|
|
{
|
|
if (!nstrace_add_signature(wdh, err) ||
|
|
!nstrace_add_abstime(wdh, phdr, pd, err))
|
|
return FALSE;
|
|
} else if (wdh->file_type == WTAP_FILE_NETSCALER_2_0)
|
|
{
|
|
if (!nstrace_add_signature(wdh, err) ||
|
|
!nstrace_add_abstime(wdh, phdr, pd, err))
|
|
return FALSE;
|
|
} else
|
|
{
|
|
g_assert_not_reached();
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
switch (pseudo_header->nstr.rec_type)
|
|
{
|
|
case NSPR_HEADER_VERSION100:
|
|
|
|
if (wdh->file_type == WTAP_FILE_NETSCALER_1_0)
|
|
{
|
|
if (nstrace->page_offset + phdr->caplen >= nstrace->page_len)
|
|
{
|
|
/* Start on the next page */
|
|
if (fseek(wdh->fh, (nstrace->page_len - nstrace->page_offset), SEEK_CUR) == -1)
|
|
{
|
|
*err = errno;
|
|
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 == WTAP_FILE_NETSCALER_2_0)
|
|
{
|
|
*err = WTAP_ERR_UNSUPPORTED_FILE_TYPE;
|
|
return FALSE;
|
|
}
|
|
|
|
break;
|
|
|
|
case NSPR_HEADER_VERSION200:
|
|
case NSPR_HEADER_VERSION201:
|
|
case NSPR_HEADER_VERSION202:
|
|
case NSPR_HEADER_VERSION203:
|
|
|
|
if (wdh->file_type == WTAP_FILE_NETSCALER_1_0)
|
|
{
|
|
*err = WTAP_ERR_UNSUPPORTED_FILE_TYPE;
|
|
return FALSE;
|
|
} else if (wdh->file_type == WTAP_FILE_NETSCALER_2_0)
|
|
{
|
|
if (nstrace->page_offset + phdr->caplen >= nstrace->page_len)
|
|
{
|
|
/* Start on the next page */
|
|
if (fseek(wdh->fh, (nstrace->page_len - nstrace->page_offset), SEEK_CUR) == -1)
|
|
{
|
|
*err = errno;
|
|
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;
|
|
|
|
default:
|
|
g_assert_not_reached();
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|