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virtualbox/include/iprt/formats/tracelog.h
Daniel Baumann df1bda4fe9
Adding upstream version 7.0.20-dfsg.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 09:56:04 +02:00

239 lines
9 KiB
C

/* $Id: tracelog.h $ */
/** @file
* IPRT, Binary trace log format.
*/
/*
* Copyright (C) 2018-2023 Oracle and/or its affiliates.
*
* This file is part of VirtualBox base platform packages, as
* available from https://www.virtualbox.org.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation, in version 3 of the
* License.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <https://www.gnu.org/licenses>.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
* in the VirtualBox distribution, in which case the provisions of the
* CDDL are applicable instead of those of the GPL.
*
* You may elect to license modified versions of this file under the
* terms and conditions of either the GPL or the CDDL or both.
*
* SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
*/
#ifndef IPRT_INCLUDED_formats_tracelog_h
#define IPRT_INCLUDED_formats_tracelog_h
#ifndef RT_WITHOUT_PRAGMA_ONCE
# pragma once
#endif
#include <iprt/assert.h>
#include <iprt/cdefs.h>
#include <iprt/types.h>
/** @defgroup grp_rt_formats_tracelog Binary trace log structures and definitions
* @ingroup grp_rt_formats
* @{
*/
/** Size of the record magic in bytes. */
#define TRACELOG_MAGIC_SZ 8
/**
* Trace log identification and options header.
*/
typedef struct TRACELOGHDR
{
/** Identifiaction magic. */
uint8_t szMagic[8];
/** Endianess indicator. */
uint32_t u32Endianess;
/** File version indicator. */
uint32_t u32Version;
/** File flags (MBZ for now). */
uint32_t fFlags;
/** Size of the trace log description in bytes following this header. */
uint32_t cbStrDesc;
/** Size of a pointer item in bytes. */
uint8_t cbTypePtr;
/** size of the size_t item in bytes. */
uint8_t cbTypeSize;
/** Padding to an 4 byte boundary. */
uint16_t u16Reserved0;
/** Padding to an 8 byte boundary. */
uint32_t u32Reserved0;
/** Starting timestamp when the log was initialised. */
uint64_t u64TsStart;
/** Padding to 64byte boundary, reserved for future use. */
uint64_t au64Reserved[3];
} TRACELOGHDR;
AssertCompileSize(TRACELOGHDR, 64);
/** Pointer to a trace log header. */
typedef TRACELOGHDR *PTRACELOGHDR;
/** Pointer to a const trace log header. */
typedef const TRACELOGHDR *PCTRACELOGHDR;
/** Magic value for a trace log file (TRACELOG backwards). */
#define TRACELOG_HDR_MAGIC "GOLECART"
/** Endianess indicator. */
#define TRACELOG_HDR_ENDIANESS 0xdeadc0de
/** The default version (Higher 16bits major, low 16bits minor version). */
#define TRACELOG_VERSION RT_MAKE_U32(1, 0)
/**
* Trace log event structure descriptor.
*/
typedef struct TRACELOGEVTDESC
{
/** Event descriptor magic. */
uint8_t szMagic[8];
/** Event structure descriptor ID for identification in events later. */
uint32_t u32Id;
/** Severity class of the event .*/
uint32_t u32Severity;
/** Size of the identifier string in bytes without terminator. */
uint32_t cbStrId;
/** Size of the description string in bytes without terminator. */
uint32_t cbStrDesc;
/** Number of event items following. */
uint32_t cEvtItems;
/** Padding to end the descriptor on a 32 byte boundary. */
uint32_t au32Padding0;
} TRACELOGEVTDESC;
AssertCompileSize(TRACELOGEVTDESC, 32);
/** Pointer to a trace log event structure descriptor. */
typedef TRACELOGEVTDESC *PTRACELOGEVTDESC;
/** Pointer to a const trace log event structure descriptor. */
typedef const TRACELOGEVTDESC *PCTRACELOGEVTDESC;
/** Event descriptor magic. */
#define TRACELOG_EVTDESC_MAGIC "\0CSEDTVE"
/** Severity: Informational event*/
#define TRACELOG_EVTDESC_SEVERITY_INFO UINT32_C(0)
/** Severity: Warning event*/
#define TRACELOG_EVTDESC_SEVERITY_WARNING UINT32_C(1)
/** Severity: Error event*/
#define TRACELOG_EVTDESC_SEVERITY_ERROR UINT32_C(2)
/** Severity: Fatal event*/
#define TRACELOG_EVTDESC_SEVERITY_FATAL UINT32_C(3)
/** Severity: Debug event*/
#define TRACELOG_EVTDESC_SEVERITY_DEBUG UINT32_C(4)
/**
* Trace log event item descriptor.
*/
typedef struct TRACELOGEVTITEMDESC
{
/** Event item descriptor magic. */
uint8_t szMagic[8];
/** Size of the item name string in bytes without terminator. */
uint32_t cbStrName;
/** Size of the optional description string in bytes without terminator. */
uint32_t cbStrDesc;
/** Item type */
uint32_t u32Type;
/** Size of the raw data type if static throughout. */
uint32_t cbRawData;
/** Padding to end the descriptor on a 32 byte boundary. */
uint32_t au32Padding0[2];
} TRACELOGEVTITEMDESC;
AssertCompileSize(TRACELOGEVTITEMDESC, 32);
/** Pointer to a trace log event item descriptor. */
typedef TRACELOGEVTITEMDESC *PTRACELOGEVTITEMDESC;
/** Pointer to a const trace log event item descriptor. */
typedef const TRACELOGEVTITEMDESC *PCTRACELOGEVTITEMDESC;
/** Event item descriptor magic. */
#define TRACELOG_EVTITEMDESC_MAGIC "CSEDMETI"
/** Boolean type. */
#define TRACELOG_EVTITEMDESC_TYPE_BOOL UINT32_C(1)
/** Unsigned 8bit integer type. */
#define TRACELOG_EVTITEMDESC_TYPE_UINT8 UINT32_C(2)
/** Signed 8bit integer type. */
#define TRACELOG_EVTITEMDESC_TYPE_INT8 UINT32_C(3)
/** Unsigned 16bit integer type. */
#define TRACELOG_EVTITEMDESC_TYPE_UINT16 UINT32_C(4)
/** Signed 16bit integer type. */
#define TRACELOG_EVTITEMDESC_TYPE_INT16 UINT32_C(5)
/** Unsigned 32bit integer type. */
#define TRACELOG_EVTITEMDESC_TYPE_UINT32 UINT32_C(6)
/** Signed 32bit integer type. */
#define TRACELOG_EVTITEMDESC_TYPE_INT32 UINT32_C(7)
/** Unsigned 64bit integer type. */
#define TRACELOG_EVTITEMDESC_TYPE_UINT64 UINT32_C(8)
/** Signed 64bit integer type. */
#define TRACELOG_EVTITEMDESC_TYPE_INT64 UINT32_C(9)
/** 32bit floating point type. */
#define TRACELOG_EVTITEMDESC_TYPE_FLOAT32 UINT32_C(10)
/** 64bit floating point type. */
#define TRACELOG_EVTITEMDESC_TYPE_FLOAT64 UINT32_C(11)
/** Raw binary data type. */
#define TRACELOG_EVTITEMDESC_TYPE_RAWDATA UINT32_C(12)
/** Pointer data type. */
#define TRACELOG_EVTITEMDESC_TYPE_POINTER UINT32_C(13)
/** size_t data type. */
#define TRACELOG_EVTITEMDESC_TYPE_SIZE UINT32_C(14)
/**
* Trace log event marker.
*/
typedef struct TRACELOGEVT
{
/** Event marker magic. */
uint8_t szMagic[8];
/** Trace log sequence number to identify the event uniquely. */
uint64_t u64SeqNo;
/** Timestamp for the marker (resolution is infered from the header). */
uint64_t u64Ts;
/** Event group ID for grouping different events together - for no grouped event. */
uint64_t u64EvtGrpId;
/** Parent group ID this event originated from. */
uint64_t u64EvtParentGrpId;
/** Overall number of bytes for the event data following including static and possibly variable data. */
uint32_t cbEvtData;
/** Number of size_t sized raw data size indicators before the raw event data follows. */
uint32_t cRawEvtDataSz;
/** Event flags. */
uint32_t fFlags;
/** Event structure descriptor ID to use for structuring the event data. */
uint32_t u32EvtDescId;
/** Reserved for future use. */
uint64_t u64Reserved0;
} TRACELOGEVT;
AssertCompileSize(TRACELOGEVT, 64);
/** Pointer to a trace log event marker. */
typedef TRACELOGEVT *PTRACELOGEVT;
/** Pointer to a const trace log event marker. */
typedef const TRACELOGEVT *PCTRACELOGEVT;
/** Event marker descriptor magic. */
#define TRACELOG_EVT_MAGIC "\0RKRMTVE"
/** Flag indicating this is the start of an event group and all subsequent events
* with the same group ID belong to the same group. */
#define TRACELOG_EVT_F_GRP_START RT_BIT_32(0)
/** Flag indicating this is the end of an event group which was started earlier. */
#define TRACELOG_EVT_F_GRP_END RT_BIT_32(1)
/** Combination of valid flags. */
#define TRACELOG_EVT_F_VALID (TRACELOG_EVT_F_GRP_START | TRACELOG_EVT_F_GRP_END)
/** @} */
#endif /* !IPRT_INCLUDED_formats_tracelog_h */