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207 lines
3.2 KiB
C
207 lines
3.2 KiB
C
#pragma once
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#ifndef COMMON_H
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# define COMMON_H
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/**
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* @brief initial size of symbol buffer
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*/
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# define SYMBOL_BUFFER_INIT_SIZE 64
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/**
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* @brief maximum length of string in the token
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*/
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# define TOKEN_VALUE_MAX_LEN 8
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/**
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* @brief init size of token list
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*/
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# define TOKEN_LIST_INIT_SIZE 256
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/**
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* @brief enumerates possible types for token
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*/
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typedef enum TOKEN_TYPE
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{
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LOCAL_ID,
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LOCAL_UNRESOLVED_ID,
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GLOBAL_ID,
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GLOBAL_UNRESOLVED_ID,
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DECIMAL,
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STATE_ID,
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HEX,
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OCTAL,
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BINARY,
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SPECIAL_TOKEN,
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KEYWORD,
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WHITE_SPACE,
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COMMENT,
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REGISTER,
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PSEUDO_REGISTER,
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NON_TERMINAL,
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SEMANTIC_RULE,
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END_OF_STACK,
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EPSILON,
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TEMP,
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STRING,
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UNKNOWN
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} TOKEN_TYPE;
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/**
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* @brief read tokens from input stored in this structure
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*/
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typedef struct _TOKEN
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{
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TOKEN_TYPE Type;
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char * Value;
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unsigned int Len;
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unsigned int MaxLen;
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} TOKEN, * PTOKEN;
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/**
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* @brief this structure is a dynamic containter of TOKENS
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*/
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typedef struct _TOKEN_LIST
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{
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PTOKEN * Head;
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unsigned int Pointer;
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unsigned int Size;
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} TOKEN_LIST, * PTOKEN_LIST;
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////////////////////////////////////////////////////
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// PTOKEN related functions //
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////////////////////////////////////////////////////
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PTOKEN
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NewUnknownToken(void);
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PTOKEN
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NewToken(TOKEN_TYPE Type, char * Value);
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void
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RemoveToken(PTOKEN Token);
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void
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PrintToken(PTOKEN Token);
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void
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Append(PTOKEN Token, char c);
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PTOKEN
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CopyToken(PTOKEN Token);
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PTOKEN
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NewTemp(PSCRIPT_ENGINE_ERROR_TYPE);
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void
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FreeTemp(PTOKEN Temp);
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void
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CleanTempList(void);
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////////////////////////////////////////////////////
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// TOKEN_LIST related functions //
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////////////////////////////////////////////////////
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PTOKEN_LIST
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NewTokenList(void);
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void
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RemoveTokenList(PTOKEN_LIST TokenList);
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void
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PrintTokenList(PTOKEN_LIST TokenList);
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PTOKEN_LIST
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Push(PTOKEN_LIST TokenList, PTOKEN Token);
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PTOKEN
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Pop(PTOKEN_LIST TokenList);
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PTOKEN
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Top(PTOKEN_LIST TokenList);
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char
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IsNoneTerminal(PTOKEN Token);
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char
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IsSemanticRule(PTOKEN Token);
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char
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IsEqual(const PTOKEN Token1, const PTOKEN Token2);
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int
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GetNonTerminalId(PTOKEN Token);
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int
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LalrGetNonTerminalId(PTOKEN Token);
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int
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LalrGetTerminalId(PTOKEN Token);
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////////////////////////////////////////////////////
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// Util Functions //
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////////////////////////////////////////////////////
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char
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IsHex(char c);
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char
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IsDecimal(char c);
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char
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IsLetter(char c);
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char
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IsBinary(char c);
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char
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IsOctal(char c);
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void
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SetType(unsigned long long * Val, unsigned char Type);
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unsigned long long int
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DecimalToInt(char * str);
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unsigned long long int
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DecimalToSignedInt(char * str);
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unsigned long long int
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HexToInt(char * str);
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unsigned long long int
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OctalToInt(char * str);
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unsigned long long int
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BinaryToInt(char * str);
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////////////////////////////////////////////////////
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// Semantic Rule Related Functions //
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////////////////////////////////////////////////////
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char
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IsType1Func(PTOKEN Operator);
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char
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IsType2Func(PTOKEN Operator);
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char
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IsType4Func(PTOKEN Operator);
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char
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IsType5Func(PTOKEN Operator);
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char
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IsType6Func(PTOKEN Operator);
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char
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IsType7Func(PTOKEN Operator);
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char
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IsType8Func(PTOKEN Operator);
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char
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IsTwoOperandOperator(PTOKEN Operator);
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char
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IsOneOperandOperator(PTOKEN Operator);
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#endif // !COMMON_H
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