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649 lines
19 KiB
C++
649 lines
19 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#ifndef _ABTABLE_
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#include "abtable.h"
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#endif
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#ifndef _ABMODEL_
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#include "abmodel.h"
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#endif
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/*3456789_123456789_123456789_123456789_123456789_123456789_123456789_12345678*/
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/* ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- */
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#if AB_CONFIG_TRACE_orDEBUG_orPRINT
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static const char* ab_Printer_kClassName /*i*/ = "ab_Printer";
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#endif /* end AB_CONFIG_TRACE_orDEBUG_orPRINT*/
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#if AB_CONFIG_TRACE_orDEBUG_orPRINT
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static const char* ab_FilePrinter_kClassName /*i*/ = "ab_FilePrinter";
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#endif /* end AB_CONFIG_TRACE_orDEBUG_orPRINT*/
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/* ===== ===== ===== ===== ab_Printer ===== ===== ===== ===== */
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// ````` ````` ````` ````` ````` ````` ````` `````
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// virtual ab_Object methods
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ab_Printer::~ab_Printer() /*i*/
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{
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}
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// ````` ````` ````` ````` ````` ````` ````` `````
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// non-poly ab_Printer methods
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void ab_Printer::Print(ab_Env* ev, const char* inFormat, ...) /*i*/
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{
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#ifdef AB_CONFIG_PRINT
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if ( this->IsOpenObject() )
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{
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char buf[ AB_Env_kFormatBufferSize ];
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va_list args;
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va_start(args,inFormat);
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PR_vsnprintf(buf, AB_Env_kFormatBufferSize, inFormat, args);
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va_end(args);
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this->PutString(ev, buf);
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}
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#ifdef AB_CONFIG_DEBUG
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else
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{
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ab_Env_BeginMethod(ev, ab_Printer_kClassName, "Print")
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#ifdef AB_CONFIG_TRACE
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if ( ev->DoTrace() )
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this->TraceObject(ev);
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#endif /*AB_CONFIG_TRACE*/
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#ifdef AB_CONFIG_DEBUG
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ev->NewAbookFault(ab_Object_kFaultNotOpen);
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#endif /*AB_CONFIG_DEBUG*/
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ab_Env_EndMethod(ev)
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}
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#endif /*AB_CONFIG_DEBUG*/
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#endif /*AB_CONFIG_PRINT*/
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}
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ab_Printer::ab_Printer(const ab_Usage& inUsage) /*i*/
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: ab_Object(inUsage),
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mPrinter_Depth( 0 )
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{
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}
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// ~~~~~ ~~~~~ ~~~~~ ~~~~~ begin DefaultPrinterHex() ~~~~~ ~~~~~ ~~~~~ ~~~~~
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// NOTE: DefaultPrinterHex() copies public domain IronDoc almost verbatim.
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/*| kHexDigits: array of hexadecimal bytes useful for hex conversion.
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|*/
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#if AB_CONFIG_TRACE_orDEBUG_orPRINT
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const char* ab_Printer_kHexDigits = "0123456789ABCDEF";
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#endif /* end AB_CONFIG_TRACE_orDEBUG_orPRINT*/
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/*| hex_digit_count: number of hexadecimal digits needed to write inPos.
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|*/
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#if AB_CONFIG_TRACE_orDEBUG_orPRINT
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static ab_num // (near verbatim copy of IronDoc's FePos_HexDigitCount)
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ab_Pos_hex_digit_count(ab_pos self)
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{
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ab_num count = 0;
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if ( self ) /* are we considering a non-zero value? */
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{
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if ( self > 0x0FFFF ) /* more than four digits? */
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{
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count += 4;
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self = (self >> 16) & 0x0FFFF; /* AND to avoid sign extension */
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}
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if ( self > 0x0FF ) /* at least two more digits? */
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{
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count += 2;
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self >>= 8;
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}
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if ( self > 0x0F ) /* at least one more digit? */
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{
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count += 1;
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self >>= 4;
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}
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if ( self )
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count += 1;
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}
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else
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count = 1; /* zero requires one digit to represent: "0" */
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return count;
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}
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#endif /* end AB_CONFIG_TRACE_orDEBUG_orPRINT*/
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/*| as_hex: write self in hex to outBuf$ assuming that self takes
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**| hexDigitCount$ digits to write in hexadecimal. Presumably the
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**| caller has called ab_Pos_hex_digit_count() for the maximum value of
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**| self that will be used and knows how much space to use. Obviously
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**| outBuf must point to at least hexDigitCount$ bytes of space.
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**|
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**|| The hexadecimal digits are written backwards, since this is an easy
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**| way to do this without getting confused. as_hex is intended to be
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**| a safely faster way to format in hexadecimal than by using sprintf().
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|*/
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#if AB_CONFIG_TRACE_orDEBUG_orPRINT
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static char* // (near verbatim copy of IronDoc's FePos_AsHex)
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ab_Pos_as_hex(ab_pos self, char* outBuf, ab_num hexDigitCount) /*i*/
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{
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if ( hexDigitCount > 16 ) /* does digit count exceed all reason? */
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hexDigitCount = 16; /* clamp to a more reasonable value */
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if ( hexDigitCount ) /* does the caller want to write anything? */
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{
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char* p = outBuf + hexDigitCount; /* one past spot for trailing digit */
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while ( --p >= outBuf ) /* have not yet written leading digit? */
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{
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*p = ab_Printer_kHexDigits[ self & 0x0F ]; /* least sig digit */
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self >>= 4; /* shift smaller by one hex digit */
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}
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}
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return outBuf;
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}
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#endif /* end AB_CONFIG_TRACE_orDEBUG_orPRINT*/
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/* ````` design for ab_Printer::DefaultPrinterHex() output format `````
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** <ab:hex:seq size=42 pos="#00000400">
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** <ab:x x="74776173 20627269 6C6C6967 20616E64" a="twas brillig and" p=400/>
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** <ab:x x="20746865 20736C69 74687920 746F7665" a=" the slithy tove" p=410/>
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** <ab:x x="73206469 64206779 7265" a="s did gyre" p=420/>
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** </ab:hex:seq>
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**
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** 0123456789_123456789_123456789_123456789_123456789_123456789_123456789_
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** ........|<-------------- 35 --------------->|...|<----- 16 ----->|
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** <ab:x x="20746865 20736C69 74687920 746F7665" a=" the slithy tove" p=410/>
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** .........^9......................................^49.................^69
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**
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** <ab:hex:seq len=36 pos="#400" key="x:hex,a:ascii,p:pos">
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** </ab:hex:seq>
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*/
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#define ab_Printer_kAsciiRepIndex /*i*/ 49 // index of ascii representation
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#define ab_Printer_kAsciiReplength /*i*/ 16 // length of ascii representation
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#define ab_Printer_kHexRepIndex /*i*/ 9 // index of hex representation
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#define ab_Printer_kHexRepLength /*i*/ 35 // length of hex representation
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#define ab_Printer_kPosRepIndex /*i*/ 69 // index of pos representation
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#define ab_Printer_kPosRepMaxLength /*i*/ 8 // max size of pos representation
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#define ab_Printer_kHexBytesPerGroup /*i*/ 4 // bytes to group without spaces
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#define ab_Printer_kHexPerLine /*i*/ 16 // bytes to format per line
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#define ab_Printer_kHexLineBufferSize /*i*/ 128 // size of line buffer
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#define ab_Printer_kMaxHexSize /*i*/ ( 256 * 1024 ) // max (to catch errors)
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/*| kHexLineTemplate: formatted sample line to initialize non-variable parts.
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|*/
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#ifdef AB_CONFIG_PRINT
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static const char* ab_Printer_kHexLineTemplate = /*i*/
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"<ab:x x=\"74776173 20627269 6C6C6967 20616E64\" a=\"twas brillig and\" p=12345678/>";
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#endif /*AB_CONFIG_PRINT*/
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void ab_Printer::DefaultPrinterHex(ab_Env* ev, const void* inBuf, /*i*/
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ab_num inSize, ab_pos inPos)
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// DefaultPrinterHex() is a good default implementation for Hex()
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{
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#ifdef AB_CONFIG_PRINT
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char posXmlBuf[ 32 ];
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char lineBuf[ ab_Printer_kHexLineBufferSize + 2 ]; // line format buffer
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ab_num maxPosDigits = ab_Pos_hex_digit_count(inPos + inSize);
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XP_SPRINTF(posXmlBuf, "#%08lX", inPos);
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if ( inSize <= ab_Printer_kMaxHexSize ) // reasonable requested size?
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{
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if ( inSize ) // is there any content to write in hex format?
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{
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char* hex = lineBuf + ab_Printer_kHexRepIndex; // hex format goes here
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char* ascii = lineBuf + ab_Printer_kAsciiRepIndex; // ascii format here
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char* pos = lineBuf + ab_Printer_kPosRepIndex; // position goes here
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ab_num quantum = ab_Printer_kHexPerLine; // bytes to write per line
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ab_num localPos = 0; // relative to beginning of inBuf
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ab_bool needEndQuotes = AB_kFalse; // need to write end quotes?
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this->Print(ev, "<ab:hex:seq size=\"%lu\" pos=\"%.32s\">",
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(unsigned long) inSize, posXmlBuf); // begin enclosing tag
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XP_STRCPY(lineBuf, ab_Printer_kHexLineTemplate); // init constant parts
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if ( maxPosDigits < 8 ) // need to move up the "/>" end of tag?
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{
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char* p = pos + maxPosDigits; // first byte after pos
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*p++ = '/';
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*p++ = '>';
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*p++ = '\0';
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}
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this->PushDepth(ev); // indent all the hex tags
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for ( ; inSize && ev->Good(); localPos += ab_Printer_kHexPerLine )
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{
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ab_num count = quantum; // bytes to write for this line
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int perGroup = ab_Printer_kHexBytesPerGroup; // chars before a blank
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const char* source = ((const char*) inBuf) + localPos;
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hex = lineBuf + ab_Printer_kHexRepIndex; // reset hex cursor
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ascii = lineBuf + ab_Printer_kAsciiRepIndex; // reset ascii cursor
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if ( inSize < ab_Printer_kHexPerLine ) // short partial last line?
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{
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quantum = count = inSize; // don't write more bytes than remain
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needEndQuotes = AB_kTrue; // line is short, so move up end quote
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// for short line, write all blanks and wipe the old end quotes:
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XP_MEMSET(hex, ' ', ab_Printer_kHexRepLength + 1);
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XP_MEMSET(ascii, ' ', ab_Printer_kAsciiReplength + 1);
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}
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inSize -= quantum;
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// write the variable hex formatting for this line:
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while ( count ) // more hex to write for this line?
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{
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register char c = *source++; // next char to format
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*hex++ = (char) ab_Printer_kHexDigits[ (c>>4) & 0x0F ];
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*hex++ = (char) ab_Printer_kHexDigits[ c & 0x0F ];
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if ( --count && !--perGroup ) // more line but group is done?
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{
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hex++; // leave a blank between groups
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perGroup = ab_Printer_kHexBytesPerGroup;
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}
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if ( c > 0x7F || !isprint(c) ) // nonprint char?
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c = (char) '.'; // just use a period
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*ascii++ = c;
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}
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if ( needEndQuotes ) // working on the last short line?
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{
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*hex++ = '"';
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*ascii++ = '"';
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}
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// write the pos after "p=":
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ab_Pos_as_hex(localPos + inPos, pos, maxPosDigits);
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// now display the formatted line buffer:
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this->NewlineIndent(ev, /*newlines*/ 1); // prep next line
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this->PutString(ev, lineBuf); // write <ab:x .../> tag
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}
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this->PopDepth(ev);
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this->NewlineIndent(ev, /*newlines*/ 1);
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this->PutString(ev, "</ab:hex:seq>"); // now end enclosing tag
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}
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else
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this->Print(ev, "<ab:hex:seq size=\"0\" pos=\"%.32s\"/>", posXmlBuf);
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}
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else ev->NewAbookFault(ab_Printer_kFaultHexSizeTooBig );
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#endif /*AB_CONFIG_PRINT*/
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}
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// ~~~~~ ~~~~~ ~~~~~ ~~~~~ end DefaultPrinterHex() ~~~~~ ~~~~~ ~~~~~ ~~~~~
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/* ===== ===== ===== ===== ab_FilePrinter ===== ===== ===== ===== */
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// ````` ````` ````` ````` ````` ````` ````` `````
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// virtual ab_Printer methods
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void ab_FilePrinter::PutString(ab_Env* ev, const char* inMessage) /*i*/
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{
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#ifdef AB_CONFIG_PRINT
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static const char* kMethodPutString = "PutString";
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if ( this->IsOpenObject() )
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{
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ab_File* file = mFilePrinter_File;
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if ( file && file->IsOpenObject() )
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{
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file->Write(ev, inMessage, XP_STRLEN(inMessage));
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}
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#ifdef AB_CONFIG_DEBUG
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else this->file_printer_bad_file(ev, kMethodPutString);
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#endif /*AB_CONFIG_DEBUG*/
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}
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#ifdef AB_CONFIG_DEBUG
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else this->file_printer_not_open(ev, kMethodPutString);
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#endif /*AB_CONFIG_DEBUG*/
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#endif /*AB_CONFIG_PRINT*/
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}
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void ab_FilePrinter::Newline(ab_Env* ev, ab_num inNewlines) /*i*/
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{
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#ifdef AB_CONFIG_PRINT
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static const char* kMethodNewline = "Newline";
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if ( this->IsOpenObject() )
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{
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ab_File* file = mFilePrinter_File;
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if ( file && file->IsOpenObject() )
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{
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file->WriteNewlines(ev, inNewlines);
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}
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#ifdef AB_CONFIG_DEBUG
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else this->file_printer_bad_file(ev, kMethodNewline);
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#endif /*AB_CONFIG_DEBUG*/
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}
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#ifdef AB_CONFIG_DEBUG
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else this->file_printer_not_open(ev, kMethodNewline);
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#endif /*AB_CONFIG_DEBUG*/
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#endif /*AB_CONFIG_PRINT*/
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}
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#define ab_FilePrinter_kBlanksLength /*i*/ 32 /* static blank string length */
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void ab_FilePrinter::file_printer_indent(ab_Env* ev) const /*i*/
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{
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static const char* kBlanks = " ";
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/* comment to count blanks -- 123456789 123456789 123456789 12 */
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ab_num remaining = mPrinter_Depth * 2; /* two blanks per indent */
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if ( remaining > 1024 ) /* more than some reasonable upper bound? */
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remaining = 1024;
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while ( remaining && ev->Good() ) /* more blanks to write? */
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{
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ab_num quantum = remaining;
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if ( quantum > ab_FilePrinter_kBlanksLength )
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quantum = ab_FilePrinter_kBlanksLength;
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mFilePrinter_File->Write(ev, kBlanks, quantum);
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remaining -= quantum;
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}
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}
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void ab_FilePrinter::NewlineIndent(ab_Env* ev, ab_num inNewlines) /*i*/
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{
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#ifdef AB_CONFIG_PRINT
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static const char* kMethodNewlineIndent = "NewlineIndent";
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if ( this->IsOpenObject() )
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{
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ab_File* file = mFilePrinter_File;
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if ( file && file->IsOpenObject() )
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{
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file->WriteNewlines(ev, inNewlines);
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if ( ev->Good() )
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this->file_printer_indent(ev);
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}
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#ifdef AB_CONFIG_DEBUG
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else this->file_printer_bad_file(ev, kMethodNewlineIndent);
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#endif /*AB_CONFIG_DEBUG*/
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}
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#ifdef AB_CONFIG_DEBUG
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else this->file_printer_not_open(ev, kMethodNewlineIndent);
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#endif /*AB_CONFIG_DEBUG*/
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#endif /*AB_CONFIG_PRINT*/
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}
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void ab_FilePrinter::Flush(ab_Env* ev) /*i*/
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{
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#ifdef AB_CONFIG_PRINT
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static const char* kMethodFlush = "Flush";
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if ( this->IsOpenObject() )
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{
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ab_File* file = mFilePrinter_File;
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if ( file && file->IsOpenObject() )
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{
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file->Flush(ev);
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}
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#ifdef AB_CONFIG_DEBUG
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else this->file_printer_bad_file(ev, kMethodFlush);
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#endif /*AB_CONFIG_DEBUG*/
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}
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#ifdef AB_CONFIG_DEBUG
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else this->file_printer_not_open(ev, kMethodFlush);
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#endif /*AB_CONFIG_DEBUG*/
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#endif /*AB_CONFIG_PRINT*/
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}
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void ab_FilePrinter::Hex(ab_Env* ev, const void* inBuf, ab_num inSize, /*i*/
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ab_pos inPos)
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{
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#ifdef AB_CONFIG_PRINT
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static const char* kMethodHex = "Hex";
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if ( this->IsOpenObject() )
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{
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ab_File* file = mFilePrinter_File;
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if ( file && file->IsOpenObject() )
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{
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this->DefaultPrinterHex(ev, inBuf, inSize, inPos);
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}
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#ifdef AB_CONFIG_DEBUG
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else this->file_printer_bad_file(ev, kMethodHex);
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#endif /*AB_CONFIG_DEBUG*/
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}
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#ifdef AB_CONFIG_DEBUG
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else this->file_printer_not_open(ev, kMethodHex);
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#endif /*AB_CONFIG_DEBUG*/
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#endif /*AB_CONFIG_PRINT*/
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}
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void ab_FilePrinter::file_printer_not_open(ab_Env* ev, /*i*/
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const char* inMethod) const
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{
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ab_Env_BeginMethod(ev, ab_FilePrinter_kClassName, inMethod)
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#ifdef AB_CONFIG_TRACE
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if ( ev->DoTrace() )
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this->TraceObject(ev);
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#endif /*AB_CONFIG_TRACE*/
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ev->NewAbookFault(ab_Object_kFaultNotOpen);
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ab_Env_EndMethod(ev)
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}
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void ab_FilePrinter::file_printer_bad_file(ab_Env* ev, /*i*/
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const char* inMethod) const
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{
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ab_Env_BeginMethod(ev, ab_FilePrinter_kClassName, inMethod)
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#ifdef AB_CONFIG_TRACE
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if ( ev->DoTrace() )
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this->TraceObject(ev);
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#endif /*AB_CONFIG_TRACE*/
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if ( mFilePrinter_File )
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{
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if ( mFilePrinter_File->IsOpenObject() )
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{
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ev->NewAbookFault(ab_Printer_kFaultConfused);
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}
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else ev->NewAbookFault(ab_Printer_kFaultFileNotOpen);
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}
|
|
else ev->NewAbookFault(ab_Object_kFaultNotOpen);
|
|
|
|
this->CastAwayConstCloseObject(ev);
|
|
|
|
ab_Env_EndMethod(ev)
|
|
}
|
|
|
|
|
|
ab_num ab_FilePrinter::PushDepth(ab_Env* ev) /*i*/
|
|
{
|
|
if ( this->IsOpenObject() )
|
|
{
|
|
++mPrinter_Depth;
|
|
}
|
|
#ifdef AB_CONFIG_DEBUG
|
|
else this->file_printer_not_open(ev, "PushDepth");
|
|
#endif /*AB_CONFIG_DEBUG*/
|
|
|
|
return mPrinter_Depth;
|
|
}
|
|
|
|
ab_num ab_FilePrinter::PopDepth(ab_Env* ev) /*i*/
|
|
{
|
|
if ( this->IsOpenObject() && mPrinter_Depth )
|
|
{
|
|
--mPrinter_Depth;
|
|
}
|
|
#ifdef AB_CONFIG_DEBUG
|
|
else this->file_printer_not_open(ev, "PopDepth");
|
|
#endif /*AB_CONFIG_DEBUG*/
|
|
|
|
return mPrinter_Depth;
|
|
}
|
|
|
|
// ````` ````` ````` ````` ````` ````` ````` `````
|
|
// virtual ab_Object methods
|
|
|
|
char* ab_FilePrinter::ObjectAsString(ab_Env* ev, char* outXmlBuf) const /*i*/
|
|
{
|
|
AB_USED_PARAMS_1(ev);
|
|
#if AB_CONFIG_TRACE_orDEBUG_orPRINT
|
|
XP_SPRINTF(outXmlBuf,
|
|
"<ab:part:str me=\"^%lX\" pd=\"%lu\" pf=\"^%lX\" rc=\"%lu\" a=\"%.9s\" u=\"%.9s\"/>",
|
|
(long) this, // me=\"^%lX\"
|
|
(long) mPrinter_Depth, // pd=\"%lu\"
|
|
(long) mFilePrinter_File, // pf=\"^%lX\"
|
|
(unsigned long) mObject_RefCount, // rc=\"%lu\"
|
|
this->GetObjectAccessAsString(), // ac=\"%.9s\"
|
|
this->GetObjectUsageAsString() // us=\"%.9s\"
|
|
);
|
|
#else
|
|
*outXmlBuf = 0; /* empty string */
|
|
#endif /*AB_CONFIG_TRACE_orDEBUG_orPRINT*/
|
|
return outXmlBuf;
|
|
}
|
|
|
|
void ab_FilePrinter::CloseObject(ab_Env* ev) /*i*/
|
|
{
|
|
if ( this->IsOpenObject() )
|
|
{
|
|
this->MarkClosing();
|
|
this->CloseFilePrinter(ev);
|
|
this->MarkShut();
|
|
}
|
|
}
|
|
|
|
void ab_FilePrinter::PrintObject(ab_Env* ev, ab_Printer* ioPrinter) const /*i*/
|
|
{
|
|
#ifdef AB_CONFIG_PRINT
|
|
ioPrinter->PutString(ev, "<ab:file:printer>");
|
|
char xmlBuf[ ab_Object_kXmlBufSize + 2 ];
|
|
|
|
if ( this->IsOpenObject() )
|
|
{
|
|
ioPrinter->PushDepth(ev); // indent all objects in the list
|
|
|
|
ioPrinter->NewlineIndent(ev, /*count*/ 1);
|
|
ioPrinter->PutString(ev, this->ObjectAsString(ev, xmlBuf));
|
|
|
|
if ( mFilePrinter_File )
|
|
{
|
|
ioPrinter->NewlineIndent(ev, /*count*/ 1);
|
|
mFilePrinter_File->PrintObject(ev, ioPrinter);
|
|
}
|
|
|
|
ioPrinter->PopDepth(ev); // stop indentation
|
|
}
|
|
else // use ab_Object::ObjectAsString() for non-objects:
|
|
{
|
|
ioPrinter->PutString(ev, this->ab_Object::ObjectAsString(ev, xmlBuf));
|
|
}
|
|
ioPrinter->NewlineIndent(ev, /*count*/ 1);
|
|
ioPrinter->PutString(ev, "</ab:file:printer>");
|
|
#endif /*AB_CONFIG_PRINT*/
|
|
}
|
|
|
|
ab_FilePrinter::~ab_FilePrinter() /*i*/
|
|
{
|
|
AB_ASSERT(mFilePrinter_File==0);
|
|
#if AB_CONFIG_TRACE_orDEBUG_orPRINT
|
|
ab_Object* obj = mFilePrinter_File;
|
|
if ( obj )
|
|
obj->ObjectNotReleasedPanic(ab_FilePrinter_kClassName);
|
|
#endif /*AB_CONFIG_TRACE_orDEBUG_orPRINT*/
|
|
}
|
|
|
|
// ````` ````` ````` ````` ````` ````` ````` `````
|
|
// non-poly ab_FilePrinter methods
|
|
|
|
ab_FilePrinter::ab_FilePrinter(ab_Env* ev, const ab_Usage& inUsage, /*i*/
|
|
ab_File* ioFile)
|
|
: ab_Printer(inUsage),
|
|
mFilePrinter_File( 0 )
|
|
{
|
|
ab_Env_BeginMethod(ev, ab_FilePrinter_kClassName, ab_FilePrinter_kClassName)
|
|
|
|
if ( ev->Good() )
|
|
{
|
|
if ( ioFile )
|
|
{
|
|
if ( ioFile->AcquireObject(ev) )
|
|
mFilePrinter_File = ioFile;
|
|
}
|
|
else ev->NewAbookFault(ab_Object_kFaultNullObjectParameter);
|
|
}
|
|
ab_Env_EndMethod(ev)
|
|
}
|
|
|
|
void ab_FilePrinter::CloseFilePrinter(ab_Env* ev) /*i*/
|
|
{
|
|
ab_Env_BeginMethod(ev, ab_FilePrinter_kClassName, "CloseFilePrinter")
|
|
|
|
ab_Object* obj = mFilePrinter_File;
|
|
if ( obj )
|
|
{
|
|
mFilePrinter_File = 0;
|
|
obj->ReleaseObject(ev);
|
|
}
|
|
|
|
ab_Env_EndMethod(ev)
|
|
}
|
|
|
|
static ab_FilePrinter* ab_FilePrinter_g_log_printer = 0; // GetLogFilePrinter()
|
|
|
|
/*static*/
|
|
ab_FilePrinter* ab_FilePrinter::GetLogFilePrinter(ab_Env* ev) /*i*/
|
|
// standard session printer (uses ab_StdioFile::GetLogStdioFile()).
|
|
// This printer instance is used by ab_Env::GetLogFileEnv().
|
|
// This printer instance is used by ab_FileTracer::GetLogFileTracer().
|
|
// (Please, never close this printer instance.)
|
|
{
|
|
ab_FilePrinter* outPrinter = 0;
|
|
ab_Env_BeginMethod(ev, ab_FilePrinter_kClassName, "GetLogFilePrinter")
|
|
|
|
outPrinter = ab_FilePrinter_g_log_printer;
|
|
if ( !outPrinter )
|
|
{
|
|
ab_StdioFile* file = ab_StdioFile::GetLogStdioFile(ev);
|
|
if ( file )
|
|
{
|
|
outPrinter = new(*ev) ab_FilePrinter(ev, ab_Usage::kHeap, file);
|
|
if ( outPrinter )
|
|
{
|
|
ab_FilePrinter_g_log_printer = outPrinter;
|
|
outPrinter->AcquireObject(ev);
|
|
}
|
|
}
|
|
}
|
|
|
|
if ( outPrinter )
|
|
{
|
|
#ifdef AB_CONFIG_TRACE
|
|
if ( ev->DoTrace() )
|
|
outPrinter->TraceObject(ev);
|
|
#endif /*AB_CONFIG_TRACE*/
|
|
}
|
|
ab_Env_EndMethod(ev)
|
|
return outPrinter;
|
|
}
|