remove unused BML (binary xml) code
BUG=skia: GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1868423002 TBR= Review URL: https://codereview.chromium.org/1868423002
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@ -17,14 +17,10 @@
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'../include/xml',
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],
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'sources': [
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'../include/xml/SkBML_WXMLParser.h',
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'../include/xml/SkBML_XMLParser.h',
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'../include/xml/SkDOM.h',
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'../include/xml/SkXMLParser.h',
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'../include/xml/SkXMLWriter.h',
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'../src/xml/SkBML_Verbs.h',
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'../src/xml/SkBML_XMLParser.cpp',
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'../src/xml/SkDOM.cpp',
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'../src/xml/SkXMLParser.cpp',
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'../src/xml/SkXMLPullParser.cpp',
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@ -1,46 +0,0 @@
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/*
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* Copyright 2006 The Android Open Source Project
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#ifndef SkBML_WXMLParser_DEFINED
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#define SkBML_WXMLParser_DEFINED
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#include "SkString.h"
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#include "SkXMLParser.h"
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class SkStream;
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class SkWStream;
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class BML_WXMLParser : public SkXMLParser {
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public:
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BML_WXMLParser(SkWStream& writer);
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virtual ~BML_WXMLParser();
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static void Write(SkStream& s, const char filename[]);
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/** @cond UNIT_TEST */
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SkDEBUGCODE(static void UnitTest();)
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/** @endcond */
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private:
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virtual bool onAddAttribute(const char name[], const char value[]);
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virtual bool onEndElement(const char name[]);
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virtual bool onStartElement(const char name[]);
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BML_WXMLParser& operator=(const BML_WXMLParser& src);
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#ifdef SK_DEBUG
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int fElemsCount, fElemsReused;
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int fAttrsCount, fNamesReused, fValuesReused;
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#endif
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SkWStream& fWriter;
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char* fElems[256];
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char* fAttrNames[256];
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char* fAttrValues[256];
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// important that these are U8, so we get automatic wrap-around
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uint8_t fNextElem, fNextAttrName, fNextAttrValue;
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};
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#endif // SkBML_WXMLParser_DEFINED
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@ -1,31 +0,0 @@
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/*
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* Copyright 2006 The Android Open Source Project
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#ifndef SkBML_XMLParser_DEFINED
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#define SkBML_XMLParser_DEFINED
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class SkStream;
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class SkWStream;
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class SkXMLParser;
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class SkXMLWriter;
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class BML_XMLParser {
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public:
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/** Read the byte XML stream and write the decompressed XML.
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*/
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static void Read(SkStream& s, SkXMLWriter& writer);
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/** Read the byte XML stream and write the decompressed XML into a writable stream.
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*/
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static void Read(SkStream& s, SkWStream& output);
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/** Read the byte XML stream and write the decompressed XML into an XML parser.
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*/
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static void Read(SkStream& s, SkXMLParser& output);
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};
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#endif // SkBML_XMLParser_DEFINED
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@ -1,24 +0,0 @@
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/*
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* Copyright 2006 The Android Open Source Project
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#ifndef SkBML_Verbs_DEFINED
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#define SkBML_Verbs_DEFINED
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enum Verbs {
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kStartElem_Value_Verb,
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kStartElem_Index_Verb,
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kEndElem_Verb,
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kAttr_Value_Value_Verb,
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kAttr_Value_Index_Verb,
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kAttr_Index_Value_Verb,
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kAttr_Index_Index_Verb,
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kVerbCount
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};
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#endif // SkBML_Verbs_DEFINED
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@ -1,180 +0,0 @@
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/*
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* Copyright 2006 The Android Open Source Project
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "SkBML_XMLParser.h"
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#include "SkBML_Verbs.h"
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#include "SkStream.h"
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#include "SkXMLWriter.h"
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static uint8_t rbyte(SkStream& s)
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{
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uint8_t b;
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SkDEBUGCODE(size_t size = ) s.read(&b, 1);
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SkASSERT(size == 1);
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return b;
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}
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static int rdata(SkStream& s, int data)
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{
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SkASSERT((data & ~31) == 0);
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if (data == 31)
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{
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data = rbyte(s);
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if (data == 0xFF)
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{
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data = rbyte(s);
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data = (data << 8) | rbyte(s);
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}
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}
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return data;
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}
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static void set(char* array[256], int index, SkStream& s, int data)
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{
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SkASSERT((unsigned)index <= 255);
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size_t size = rdata(s, data);
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if (array[index] == nullptr)
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array[index] = (char*)sk_malloc_throw(size + 1);
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else
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{
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if (strlen(array[index]) < size)
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array[index] = (char*)sk_realloc_throw(array[index], size + 1);
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}
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s.read(array[index], size);
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array[index][size] = 0;
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}
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static void freeAll(char* array[256])
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{
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for (int i = 0; i < 256; i++)
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sk_free(array[i]);
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}
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struct BMLW {
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char* fElems[256];
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char* fNames[256];
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char* fValues[256];
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// important that these are uint8_t, so we get automatic wrap-around
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uint8_t fNextElem, fNextName, fNextValue;
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BMLW()
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{
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memset(fElems, 0, sizeof(fElems));
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memset(fNames, 0, sizeof(fNames));
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memset(fValues, 0, sizeof(fValues));
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fNextElem = fNextName = fNextValue = 0;
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}
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~BMLW()
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{
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freeAll(fElems);
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freeAll(fNames);
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freeAll(fValues);
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}
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};
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static void rattr(unsigned verb, SkStream& s, BMLW& rec, SkXMLWriter& writer)
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{
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int data = verb & 31;
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verb >>= 5;
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int nameIndex, valueIndex;
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switch (verb) {
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case kAttr_Value_Value_Verb:
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nameIndex = rec.fNextName; // record before the ++
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set(rec.fNames, rec.fNextName++, s, data);
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valueIndex = rec.fNextValue; // record before the ++
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set(rec.fValues, rec.fNextValue++, s, 31);
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break;
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case kAttr_Value_Index_Verb:
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nameIndex = rec.fNextName; // record before the ++
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set(rec.fNames, rec.fNextName++, s, data);
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valueIndex = rbyte(s);
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break;
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case kAttr_Index_Value_Verb:
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nameIndex = rdata(s, data);
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valueIndex = rec.fNextValue; // record before the ++
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set(rec.fValues, rec.fNextValue++, s, 31);
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break;
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case kAttr_Index_Index_Verb:
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nameIndex = rdata(s, data);
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valueIndex = rbyte(s);
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break;
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default:
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SkDEBUGFAIL("bad verb");
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return;
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}
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writer.addAttribute(rec.fNames[nameIndex], rec.fValues[valueIndex]);
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}
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static void relem(unsigned verb, SkStream& s, BMLW& rec, SkXMLWriter& writer)
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{
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int data = verb & 31;
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verb >>= 5;
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int elemIndex;
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if (verb == kStartElem_Value_Verb)
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{
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elemIndex = rec.fNextElem; // record before the ++
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set(rec.fElems, rec.fNextElem++, s, data);
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}
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else
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{
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SkASSERT(verb == kStartElem_Index_Verb);
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elemIndex = rdata(s, data);
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}
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writer.startElement(rec.fElems[elemIndex]);
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for (;;)
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{
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verb = rbyte(s);
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switch (verb >> 5) {
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case kAttr_Value_Value_Verb:
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case kAttr_Value_Index_Verb:
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case kAttr_Index_Value_Verb:
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case kAttr_Index_Index_Verb:
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rattr(verb, s, rec, writer);
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break;
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case kStartElem_Value_Verb:
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case kStartElem_Index_Verb:
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relem(verb, s, rec, writer);
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break;
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case kEndElem_Verb:
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writer.endElement();
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return;
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default:
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SkDEBUGFAIL("bad verb");
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}
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}
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}
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void BML_XMLParser::Read(SkStream& s, SkXMLWriter& writer)
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{
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BMLW rec;
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writer.writeHeader();
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relem(rbyte(s), s, rec, writer);
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}
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void BML_XMLParser::Read(SkStream& s, SkWStream& output)
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{
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SkXMLStreamWriter writer(&output);
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Read(s, writer);
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}
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void BML_XMLParser::Read(SkStream& s, SkXMLParser& output)
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{
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SkXMLParserWriter writer(&output);
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Read(s, writer);
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}
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