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72 lines
1.7 KiB
C++
Executable File
72 lines
1.7 KiB
C++
Executable File
/* AMX Assembler
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* Copyright (C)2004 David "BAILOPAN" Anderson
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*
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* This software is provided 'as-is', without any express or implied
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* warranty. In no event will the authors be held liable for any damages
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* arising from the use of this software.
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*
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* Permission is granted to anyone to use this software for any purpose,
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* including commercial applications, and to alter it and redistribute it
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* freely, subject to the following restrictions:
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*
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* 1. The origin of this software must not be misrepresented; you must not
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* claim that you wrote the original software. If you use this software
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* in a product, an acknowledgment in the product documentation would be
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* appreciated but is not required.
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* 2. Altered source versions must be plainly marked as such, and must not be
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* misrepresented as being the original software.
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* 3. This notice may not be removed or altered from any source distribution.
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*
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* Version: $Id$
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*/
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#ifndef _INCLUDE_CEXPR_H
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#define _INCLUDE_CEXPR_H
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/* This class is used for a single expression element
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* It reads in a symbol and evaluates it.
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*/
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typedef enum
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{
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Val_None,
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Val_Error,
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Val_String,
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Val_String_Hex,
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Val_String_Number,
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Val_Number_Hex,
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Val_Number,
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Val_Block,
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Val_Hex,
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} cExprType;
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class CExpr
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{
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public:
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CExpr();
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CExpr(ErrorMngr *e);
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CExpr(ErrorMngr *e, std::string &text);
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void Set(std::string &text);
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const char *GetString(int *d=NULL);
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int Analyze();
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cExprType Evaluate();
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cExprType GetType();
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int GetNumber();
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int Size();
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void Clear();
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~CExpr();
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private:
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char IsHex(char c);
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char IsLiteral(char c);
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int DeHex(std::string blk);
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private:
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char *block;
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std::string data;
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cExprType type;
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int numVal;
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private:
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ErrorMngr *CError;
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};
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#endif //_INCLUDE_CEXPR_H
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