mirror of
https://github.com/CloverHackyColor/CloverBootloader.git
synced 2024-11-10 09:40:53 +01:00
209 lines
7.5 KiB
C++
209 lines
7.5 KiB
C++
/*
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*
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* Copyright (c) 2020 Jief
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* All rights reserved.
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*
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*/
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#ifndef __XML_LITE_H__
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#define __XML_LITE_H__
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#include "../cpp_foundation/apd.h"
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#include "../cpp_foundation/XBool.h"
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#include "../cpp_foundation/XStringArray.h"
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#include "../cpp_lib/XmlLiteSimpleTypes.h"
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#include "../cpp_lib/XmlLiteParser.h"
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#if defined(_MSC_VER) && !defined(__PRETTY_FUNCTION__)
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#define __PRETTY_FUNCTION__ __FUNCSIG__
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#endif
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XBool strnnIsEqual(const char* key, size_t keyLength, const char* value, size_t valueLength);
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XBool strnIsEqual(const char* key, size_t keyLength, const char* value);
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XBool strnnIsEqualIC(const char* key, size_t keyLength, const char* value, size_t valueLength);
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XBool strnIsEqualIC(const char* key, size_t keyLength, const char* value);
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enum class XmlParserMessageType
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{
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error,
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warning,
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info
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};
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class XmlParserMessage
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{
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public:
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XmlParserMessageType type;
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XString8 msg;
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XmlParserMessage(XmlParserMessageType _type, const XString8& _msg) : type(_type), msg(_msg) {};
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XString8 getFormattedMsg() const {
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if ( type == XmlParserMessageType::info ) return S8Printf("Info: %s", msg.c_str());
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if ( type == XmlParserMessageType::warning ) return S8Printf("Warning: %s", msg.c_str());
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if ( type == XmlParserMessageType::error ) return S8Printf("Error: %s", msg.c_str());
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return msg;
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}
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};
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class XmlLiteParser;
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class XmlParserPosition
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{
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friend class XmlLiteParser;
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public:
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char* p;
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int line;
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protected:
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int col;
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public:
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XmlParserPosition() : p(NULL), line(1), col(1) {};
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XmlParserPosition(char* _p) : p(_p), line(1), col(1) {};
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int getLine() const { return line; }
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int getCol() const { return col; }
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XBool operator == (const XmlParserPosition& other) const {
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return p == other.p;
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}
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};
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class XmlLiteParser
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{
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friend class XmlParserPosition;
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apd<char*> p_start = NULL;
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char* p_end = NULL;
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XmlParserPosition currentPos = XmlParserPosition();
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XObjArray<XmlParserMessage> XmlParserMessageArray = XObjArray<XmlParserMessage>();
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XBool AddXmlParserMessage(XmlParserMessage* msg) {
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if ( XmlParserMessageArray.size() < 500 ) XmlParserMessageArray.AddReference(msg, true);
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if ( XmlParserMessageArray.size() == 500 ) XmlParserMessageArray.AddReference(new XmlParserMessage(XmlParserMessageType::error, "Too many error. Stopping"_XS8), true);
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return false;
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}
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public:
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XBool xmlParsingError = false;
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XBool productNameNeeded = false;
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XmlLiteParser() {};
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XmlLiteParser(char* _p) : p_start(_p)
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{
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p_end = p_start + strlen(p_start);
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};
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XmlLiteParser(const XmlLiteParser&) = delete;
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XmlLiteParser& operator = (const XmlLiteParser&) = delete;
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void init(const char* buf, size_t size);
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void init(const char* buf) { init(buf, strlen(buf)); };
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int getLine() { return currentPos.line; }
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int getCol() { return currentPos.col; }
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XObjArray<XmlParserMessage>& getXmlParserMessageArray() { return XmlParserMessageArray; }
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size_t getXmlParserInfoMessageCount() const { size_t n=0 ; for ( size_t i=0 ; i < XmlParserMessageArray.size() ; i++ ) if ( XmlParserMessageArray[i].type == XmlParserMessageType::info ) ++n; return n; }
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// Add warning, error and xml error always return false so you can return addWarning(...) from validate function
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XBool addInfo(XBool generateErrors, const XString8& warning) { if ( generateErrors ) AddXmlParserMessage(new XmlParserMessage(XmlParserMessageType::info, warning)); return false; }
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XBool addWarning(XBool generateErrors, const XString8& warning) { if ( generateErrors ) AddXmlParserMessage(new XmlParserMessage(XmlParserMessageType::warning, warning)); return false; }
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XBool addError(XBool generateErrors, const XString8& warning) { if ( generateErrors ) AddXmlParserMessage(new XmlParserMessage(XmlParserMessageType::error, warning)); return false; }
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// Xml stuctural error. Parsing should probably stop.
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XBool addXmlError(XBool generateErrors, const XString8& warning) {
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if ( generateErrors ) {xmlParsingError = true; AddXmlParserMessage(new XmlParserMessage(XmlParserMessageType::error, warning));}
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return false;
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}
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void printfXmlParserMessage() {
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for ( size_t idx = 0 ; idx < getXmlParserMessageArray().size() ; idx++ ) {
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printf("%s: %s\n", getXmlParserMessageArray()[idx].type == XmlParserMessageType::error ? "Error"
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: getXmlParserMessageArray()[idx].type == XmlParserMessageType::warning ? "Warning"
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: getXmlParserMessageArray()[idx].type == XmlParserMessageType::info ? "Info"
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: ""
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, getXmlParserMessageArray()[idx].msg.c_str());
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}
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}
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XmlParserPosition getPosition();
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void restorePosition(XmlParserPosition& xml_position);
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XBool isEof() const { return currentPos.p >= p_end; }
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char getchar();
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char* getcharPtr() { return currentPos.p; };
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char moveForward();
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char moveForward(int n);
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char moveBackward();
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char moveForwardUntil(char until);
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char moveBackwardUntil(char until);
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char moveForwardPastNext(char until);
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char moveForwardUntilSignificant();
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char moveBackwardUntilSignificant();
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void skipHeader();
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/*
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* The opening tag has been read. Skip until the closing tag
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*/
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XBool skipUntilClosingTag(const char* tagToSkip, size_t tagToSkipLength, XBool generateErrors);
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XBool skipNextTag(XBool generateErrors);
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/*
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* Get the string from current position until the next '<', or end of buffer.
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* Spaces at begining or end are skipped.
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* If current char is '<', empty string is returned. (*string=NULL and *length=0).
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* If current char is '/', empty string is returned. This is because getNextTag leaves to pinter to the '/' for empty tag.
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* If no '<', false is returned.
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* Position at the '<' when exit.
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*/
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void getString(const char** string, size_t* length);
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/*
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* Get the next tag, either opening or closing tag.
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* For empty tag (</true>), first call return that it's an opening tag. Second call return that it's a closing tag.
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*/
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XBool getNextTag(const char** tag, size_t* length, XBool* isOpeningTag, XBool* isClosingTag, XBool generateErrors);
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XBool getSimpleTag(const char** tag, size_t* tagLength, const char** value, size_t* valueLength, const char* expectedTag/*, XBool valueCanBeEmpty*/, XBool generateErrors);
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XBool getSimpleTagValue(const char* tag, size_t tagLength, const char** value, size_t* valueLength, XmlParserPosition* xmlParserPosition, XBool generateErrors);
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/*
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* Get the next tag, check it's a key, get the value and consume the closing tag ("</key>").
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*/
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XBool getKeyTagValue(const char** value, size_t* valueLength, XmlParserPosition* xmlParserPosition, XBool generateErrors);
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/*
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* Check and consume the tag
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* Returns true if it's the expected opening tag
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* Returns false, add error in error list and don't change position if it's not
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*/
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XBool consumeOpeningTag(const char* expectedTag, XBool generateErrors = true);
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/*
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* Check and consume the tag
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* Returns true if it's the expected closing tag
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* Returns false, add error in error list and don't change position if it's not
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*/
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XBool consumeClosingTag(const char* expectedTag, XBool generateErrors);
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/*
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* Check but do NOT consume the tag
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* Returns true if it's the expected opening tag
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* Returns false, DO NOT add error in error list and don't change position if it's not
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*/
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XBool nextTagIsOpeningTag(const char* expectedTag);
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XBool nextTagIsClosingTag(const char* expectedTag);
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// XBool getTagBool(XmlBool* XmlBoolean);
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};
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#define RETURN_IF_FALSE(Expression) do { XBool b = Expression; if ( !b ) return false; } while (0);
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#endif // __XML_LITE_H__
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