EasyIOS的Swift版本.zip

// Copyright 2010 Google Inc. All Rights Reserved. // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. // // Author: jdtang@google.com (Jonathan Tang) #include <assert.h> #include <ctype.h> #include <stdarg.h> #include <stdlib.h> #include <string.h> #include <strings.h> #include "attribute.h" #include "error.h" #include "gumbo.h" #include "insertion_mode.h" #include "parser.h" #include "tokenizer.h" #include "tokenizer_states.h" #include "utf8.h" #include "util.h" #include "vector.h" #define AVOID_UNUSED_VARIABLE_WARNING(i) (void)(i) #define GUMBO_STRING(literal) { literal, sizeof(literal) - 1 } #define TERMINATOR { "", 0 } static void* malloc_wrapper(void* unused, size_t size) { return malloc(size); } static void free_wrapper(void* unused, void* ptr) { return free(ptr); } const GumboOptions kGumboDefaultOptions = { &malloc_wrapper, &free_wrapper, NULL, 8, false, -1, }; static const GumboStringPiece kDoctypeHtml = GUMBO_STRING("html"); static const GumboStringPiece kPublicIdHtml4_0 = GUMBO_STRING( "-//W3C//DTD HTML 4.0//EN"); static const GumboStringPiece kPublicIdHtml4_01 = GUMBO_STRING( "-//W3C//DTD HTML 4.01//EN"); static const GumboStringPiece kPublicIdXhtml1_0 = GUMBO_STRING( "-//W3C//DTD XHTML 1.0 Strict//EN"); static const GumboStringPiece kPublicIdXhtml1_1 = GUMBO_STRING( "-//W3C//DTD XHTML 1.1//EN"); static const GumboStringPiece kSystemIdRecHtml4_0 = GUMBO_STRING( "http://www.w3.org/TR/REC-html40/strict.dtd"); static const GumboStringPiece kSystemIdHtml4 = GUMBO_STRING( "http://www.w3.org/TR/html4/strict.dtd"); static const GumboStringPiece kSystemIdXhtmlStrict1_1 = GUMBO_STRING( "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"); static const GumboStringPiece kSystemIdXhtml1_1 = GUMBO_STRING( "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd"); static const GumboStringPiece kSystemIdLegacyCompat = GUMBO_STRING( "about:legacy-compat"); // The doctype arrays have an explicit terminator because we want to pass them // to a helper function, and passing them as a pointer discards sizeof // information. The SVG arrays are used only by one-off functions, and so loops // over them use sizeof directly instead of a terminator. static const GumboStringPiece kQuirksModePublicIdPrefixes[] = { GUMBO_STRING("+//Silmaril//dtd html Pro v0r11 19970101//"), GUMBO_STRING("-//AdvaSoft Ltd//DTD HTML 3.0 asWedit + extensions//"), GUMBO_STRING("-//AS//DTD HTML 3.0 asWedit + extensions//"), GUMBO_STRING("-//IETF//DTD HTML 2.0 Level 1//"), GUMBO_STRING("-//IETF//DTD HTML 2.0 Level 2//"), GUMBO_STRING("-//IETF//DTD HTML 2.0 Strict Level 1//"), GUMBO_STRING("-//IETF//DTD HTML 2.0 Strict Level 2//"), GUMBO_STRING("-//IETF//DTD HTML 2.0 Strict//"), GUMBO_STRING("-//IETF//DTD HTML 2.0//"), GUMBO_STRING("-//IETF//DTD HTML 2.1E//"), GUMBO_STRING("-//IETF//DTD HTML 3.0//"), GUMBO_STRING("-//IETF//DTD HTML 3.2 Final//"), GUMBO_STRING("-//IETF//DTD HTML 3.2//"), GUMBO_STRING("-//IETF//DTD HTML 3//"), GUMBO_STRING("-//IETF//DTD HTML Level 0//"), GUMBO_STRING("-//IETF//DTD HTML Level 1//"), GUMBO_STRING("-//IETF//DTD HTML Level 2//"), GUMBO_STRING("-//IETF//DTD HTML Level 3//"), GUMBO_STRING("-//IETF//DTD HTML Strict Level 0//"), GUMBO_STRING("-//IETF//DTD HTML Strict Level 1//"), GUMBO_STRING("-//IETF//DTD HTML Strict Level 2//"), GUMBO_STRING("-//IETF//DTD HTML Strict Level 3//"), GUMBO_STRING("-//IETF//DTD HTML Strict//"), GUMBO_STRING("-//IETF//DTD HTML//"), GUMBO_STRING("-//Metrius//DTD Metrius Presentational//"), GUMBO_STRING("-//Microsoft//DTD Internet Explorer 2.0 HTML Strict//"), GUMBO_STRING("-//Microsoft//DTD Internet Explorer 2.0 HTML//"), GUMBO_STRING("-//Microsoft//DTD Internet Explorer 2.0 Tables//"), GUMBO_STRING("-//Microsoft//DTD Internet Explorer 3.0 HTML Strict//"), GUMBO_STRING("-//Microsoft//DTD Internet Explorer 3.0 HTML//"), GUMBO_STRING("-//Microsoft//DTD Internet Explorer 3.0 Tables//"), GUMBO_STRING("-//Netscape Comm. Corp.//DTD HTML//"), GUMBO_STRING("-//Netscape Comm. Corp.//DTD Strict HTML//"), GUMBO_STRING("-//O'Reilly and Associates//DTD HTML 2.0//"), GUMBO_STRING("-//O'Reilly and Associates//DTD HTML Extended 1.0//"), GUMBO_STRING("-//O'Reilly and Associates//DTD HTML Extended Relaxed 1.0//"), GUMBO_STRING("-//SoftQuad Software//DTD HoTMetaL PRO 6.0::19990601::)" "extensions to HTML 4.0//"), GUMBO_STRING("-//SoftQuad//DTD HoTMetaL PRO 4.0::19971010::" "extensions to HTML 4.0//"), GUMBO_STRING("-//Spyglass//DTD HTML 2.0 Extended//"), GUMBO_STRING("-//SQ//DTD HTML 2.0 HoTMetaL + extensions//"), GUMBO_STRING("-//Sun Microsystems Corp.//DTD HotJava HTML//"), GUMBO_STRING("-//Sun Microsystems Corp.//DTD HotJava Strict HTML//"), GUMBO_STRING("-//W3C//DTD HTML 3 1995-03-24//"), GUMBO_STRING("-//W3C//DTD HTML 3.2 Draft//"), GUMBO_STRING("-//W3C//DTD HTML 3.2 Final//"), GUMBO_STRING("-//W3C//DTD HTML 3.2//"), GUMBO_STRING("-//W3C//DTD HTML 3.2S Draft//"), GUMBO_STRING("-//W3C//DTD HTML 4.0 Frameset//"), GUMBO_STRING("-//W3C//DTD HTML 4.0 Transitional//"), GUMBO_STRING("-//W3C//DTD HTML Experimental 19960712//"), GUMBO_STRING("-//W3C//DTD HTML Experimental 970421//"), GUMBO_STRING("-//W3C//DTD W3 HTML//"), GUMBO_STRING("-//W3O//DTD W3 HTML 3.0//"), GUMBO_STRING("-//WebTechs//DTD Mozilla HTML 2.0//"), GUMBO_STRING("-//WebTechs//DTD Mozilla HTML//"), TERMINATOR }; static const GumboStringPiece kQuirksModePublicIdExactMatches[] = { GUMBO_STRING("-//W3O//DTD W3 HTML Strict 3.0//EN//"), GUMBO_STRING("-/W3C/DTD HTML 4.0 Transitional/EN"), GUMBO_STRING("HTML"), TERMINATOR }; static const GumboStringPiece kQuirksModeSystemIdExactMatches[] = { GUMBO_STRING("http://www.ibm.com/data/dtd/v11/ibmxhtml1-transitional.dtd"), TERMINATOR }; static const GumboStringPiece kLimitedQuirksPublicIdPrefixes[] = { GUMBO_STRING("-//W3C//DTD XHTML 1.0 Frameset//"), GUMBO_STRING("-//W3C//DTD XHTML 1.0 Transitional//"), TERMINATOR }; static const GumboStringPiece kLimitedQuirksRequiresSystemIdPublicIdPrefixes[] = { GUMBO_STRING("-//W3C//DTD HTML 4.01 Frameset//"), GUMBO_STRING("-//W3C//DTD HTML 4.01 Transitional//"), TERMINATOR }; // Indexed by GumboNamespaceEnum; keep in sync with that. static const char* kLegalXmlns[] = { "http://www.w3.org/1999/xhtml", "http://www.w3.org/2000/svg", "http://www.w3.org/1998/Math/MathML" }; typedef struct _ReplacementEntry { const GumboStringPiece from; const GumboStringPiece to; } ReplacementEntry; #define REPLACEMENT_ENTRY(from, to) \ { GUMBO_STRING(from), GUMBO_STRING(to) } // Static data for SVG attribute replacements. // http://www.whatwg.org/specs/web-apps/current-work/multipage/tree-construction.html#adjust-svg-attributes static const ReplacementEntry kSvgAttributeReplacements[] = { REPLACEMENT_ENTRY("attributename", "attributeName"), REPLACEMENT_ENTRY("attributetype", "attributeType"), REPLACEMENT_ENTRY("basefrequency", "baseFrequency"), REPLACEMENT_ENTRY("baseprofile", "baseProfile"), REPLACEMENT_ENTRY("calcmode", "calcMode"), REPLACEMENT_ENTRY("clippathunits", "clipPathUnits"), REPLACEMENT_ENTRY("contentscripttype", "contentScriptType"), REPLACEMENT_ENTRY("contentstyletype", "contentStyleType"), REPLACEMENT_ENTRY("diffuseconstant", "diffuseConstant"), REPLACEMENT_ENTRY("edgemode", "edgeMode"), REPLACEMENT_ENTRY("externalresourcesrequired", "externalResourcesRequired"), REPLACEMENT_ENTRY("filt