ppsspp/Common/Math/expression_parser.h
Henrik Rydgård 9e41fafd0d Move math and some file and data conversion files out from native to Common.
Buildfixing

Move some file util files

Buildfix

Move KeyMap.cpp/h to Core where they belong better.

libretro buildfix attempt

Move ini_file

More buildfixes
2020-10-04 09:12:46 +02:00

29 lines
953 B
C++

#pragma once
#include <cstdint>
#include <vector>
typedef std::pair<uint32_t, uint32_t> ExpressionPair;
typedef std::vector<ExpressionPair> PostfixExpression;
enum ExpressionType
{
EXPR_TYPE_UINT = 0,
EXPR_TYPE_FLOAT = 2,
};
class IExpressionFunctions
{
public:
virtual bool parseReference(char* str, uint32_t& referenceIndex) = 0;
virtual bool parseSymbol(char* str, uint32_t& symbolValue) = 0;
virtual uint32_t getReferenceValue(uint32_t referenceIndex) = 0;
virtual ExpressionType getReferenceType(uint32_t referenceIndex) = 0;
virtual bool getMemoryValue(uint32_t address, int size, uint32_t& dest, char* error) = 0;
};
bool initPostfixExpression(const char* infix, IExpressionFunctions* funcs, PostfixExpression& dest);
bool parsePostfixExpression(PostfixExpression& exp, IExpressionFunctions* funcs, uint32_t& dest);
bool parseExpression(const char* exp, IExpressionFunctions* funcs, uint32_t& dest);
const char* getExpressionError();