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Annotation of XNU/bsd/hfs/hfscommon/headers/system/HFSInstrumentation.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
        !             3:  *
        !             4:  * @APPLE_LICENSE_HEADER_START@
        !             5:  * 
        !             6:  * The contents of this file constitute Original Code as defined in and
        !             7:  * are subject to the Apple Public Source License Version 1.1 (the
        !             8:  * "License").  You may not use this file except in compliance with the
        !             9:  * License.  Please obtain a copy of the License at
        !            10:  * http://www.apple.com/publicsource and read it before using this file.
        !            11:  * 
        !            12:  * This Original Code and all software distributed under the License are
        !            13:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
        !            14:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
        !            15:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
        !            16:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
        !            17:  * License for the specific language governing rights and limitations
        !            18:  * under the License.
        !            19:  * 
        !            20:  * @APPLE_LICENSE_HEADER_END@
        !            21:  */
        !            22: /*
        !            23:        File:           HFSInstrumentation.h
        !            24: 
        !            25:        Contains:       xxx put contents here xxx
        !            26: 
        !            27:        Version:        xxx put version here xxx
        !            28: 
        !            29:        Copyright:      � 1997 by Apple Computer, Inc., all rights reserved.
        !            30: 
        !            31:        File Ownership:
        !            32: 
        !            33:                DRI:                            xxx put dri here xxx
        !            34: 
        !            35:                Other Contact:          xxx put other contact here xxx
        !            36: 
        !            37:                Technology:                     xxx put technology here xxx
        !            38: 
        !            39:        Writers:
        !            40: 
        !            41:                (DSH)   Deric Horn
        !            42:                (djb)   Don Brady
        !            43: 
        !            44:        Change History (most recent first):
        !            45: 
        !            46:           <CS6>         10/1/97        djb             Add kGetCatalogIterator
        !            47:           <CS5>          9/4/97        djb             Add kTraceRelString, kHeuristicHint.
        !            48:           <CS4>         7/24/97        djb             Add summary traces for GetNode, RelNode, and BasicIO.
        !            49:           <CS3>         7/21/97        djb             Redefine LogStartTime/LogEndTime macros.
        !            50:           <CS2>         7/16/97        DSH             FilesInternal.i renamed FileMgrInternal.i to avoid name
        !            51:                                                                        collision
        !            52:           <CS1>          5/9/97        djb             first checked in
        !            53: */
        !            54: 
        !            55: #include "../../hfs_macos_defs.h"
        !            56: #include "../FileMgrInternal.h"
        !            57: 
        !            58: 
        !            59: //
        !            60: // Instrumentation summary trace indicies
        !            61: //
        !            62: enum {
        !            63:        // Unicode routines
        !            64:        kTraceUnicodeToPString,
        !            65:        kTracePStringToUnicode,
        !            66:        kTraceUnicodeCompare,
        !            67:        
        !            68:        kTraceRelString,
        !            69: 
        !            70:        // B-tree routines
        !            71:        kTraceOpenBTree,
        !            72:        kTraceCloseBTree,
        !            73:        kTraceFlushBTree,
        !            74:        kTraceSearchBTree,
        !            75:        kTraceGetBTreeRecord,
        !            76:        kTraceInsertBTreeRecord,
        !            77:        kTraceDeleteBTreeRecord,
        !            78:        kTraceReplaceBTreeRecord,
        !            79:        
        !            80:        // Misc routines
        !            81:        kTraceMapFileBlock,
        !            82:        kTraceBlockAllocate,
        !            83: 
        !            84:        kTraceGetNode,
        !            85:        kTraceReleaseNode,
        !            86:        kTraceBasicIO,
        !            87:        kTraceFSRead,
        !            88:        kHeuristicHint,
        !            89:        kGetCatalogIterator,
        !            90: 
        !            91:        
        !            92:        kSummaryTraceRefs       // number of summary trace references
        !            93: };
        !            94: 
        !            95: 
        !            96: void STLogStartTime(UInt32 selector);
        !            97: void STLogEndTime(UInt32 selector, OSErr error);
        !            98: 
        !            99: 
        !           100: /*
        !           101: MACRO
        !           102:        LogStartTime(selector)
        !           103: 
        !           104: DESCRIPTION
        !           105:        If summary traces are enabled then LogStartTime will record the starting time for
        !           106:        the routine associated with the selector. Otherwise LogStartTime does nothing.
        !           107: 
        !           108: */
        !           109: 
        !           110: #if hasSummaryTraces
        !           111: 
        !           112: #define        LogStartTime(selector)                  STLogStartTime( (selector) )
        !           113: 
        !           114: #else
        !           115: 
        !           116: #define        LogStartTime(selector)                  ((void) 0)
        !           117: 
        !           118: #endif
        !           119: 
        !           120: 
        !           121: 
        !           122: /*
        !           123: MACRO
        !           124:        LogEndTime(selector, error)
        !           125: 
        !           126: DESCRIPTION
        !           127:        If summary traces are enabled then InsLogEndTime will record the ending time for
        !           128:        the routine associated with the selector. Otherwise LogEndTime does nothing.
        !           129: 
        !           130: */
        !           131: 
        !           132: #if hasSummaryTraces
        !           133: 
        !           134: #define LogEndTime(selector,error)             STLogEndTime( (selector), (error) )
        !           135: 
        !           136: #else
        !           137: 
        !           138: #define LogEndTime(selector,error)             ((void) 0)
        !           139: 
        !           140: #endif

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