/* $Id: tracelog.h 76557 2019-01-01 02:37:24Z vboxsync $ */ /** @file * IPRT, Binary trace log format. */ /* * Copyright (C) 2018-2019 Oracle Corporation * * This file is part of VirtualBox Open Source Edition (OSE), as * available from http://www.virtualbox.org. This file is free software; * you can redistribute it and/or modify it under the terms of the GNU * General Public License (GPL) as published by the Free Software * Foundation, in version 2 as it comes in the "COPYING" file of the * VirtualBox OSE distribution. VirtualBox OSE is distributed in the * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind. * * The contents of this file may alternatively be used under the terms * of the Common Development and Distribution License Version 1.0 * (CDDL) only, as it comes in the "COPYING.CDDL" file of the * VirtualBox OSE 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. */ #ifndef IPRT_INCLUDED_formats_tracelog_h #define IPRT_INCLUDED_formats_tracelog_h #ifndef RT_WITHOUT_PRAGMA_ONCE # pragma once #endif #include #include #include /** @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