cexprmanage.h

来自「将exe等可执行文件转化成c程序的反编译程序,先到汇编再到c」· C头文件 代码 · 共 123 行

// Copyright(C) 1999-2005 LiuTaoTao，[e-mail]

//	CExprManage.h
#ifndef CExprManage__H
#define CExprManage__H

enum en_MTTYPE
{
    MTT_invalid = 0,
    MTT_tem,
    MTT_reg,
    MTT_var,
    MTT_par,
    MTT_immed,  //对此，namestr和s_off是不用的
    MTT_global,
};
struct M_t
{
    en_MTTYPE type; //MTT_tem ..
	DWORD s_off;	//start offset
	DWORD size;
    
	//H_NAMEID nameid;
    char namestr[80];
    int tem_useno;  //有几个人用我，一般不要管这个变量
    
    //是否临时变量
    bool bTem;
    int iThrowned;

    union
    {
        struct
        {
            DWORD temno;
        }tem;
        struct
        {
            DWORD d;
        } immed;
    };

    VarTypeID m_DataTypeID;

    PCSTR GetName()
    {
        return namestr;
    }

    M_t()
    {
        ZeroMemory(this, sizeof(M_t));
        bTem = false;
        iThrowned = 0;
        strcpy(namestr, "");
        this->m_DataTypeID = 0;
    }
    DWORD end_off()
    {
        return s_off + size;
    }
    bool IfInclude(UINT off)
    {
        if (this->s_off <= off && 
            this->s_off + this->size >= off)
            return true;
        return false;
    }
    bool AnyOverlay(M_t* p);
    void Expand(M_t* p);
} ;

typedef CList<M_t*,M_t*> MLIST;
    //MLIST中是有序存贮的


class CNameMng;

class	CExprManage
{
    M_t* GetVarByName_1(MLIST* list, PCSTR varname);
public:

    void DeleteUnuse_VarList(MLIST* vlist);
    
    signed int m_VarRange_L;
    signed int m_VarRange_H;

    MLIST*	vList;

    M_t* CreateNewTemVar(UINT size);


	CExprManage();
	~CExprManage();

    void EspReport(signed int esplevel);
	void AddRef(VAR* pvar);
    M_t* AddRef_with_name(en_MTTYPE type, DWORD off, DWORD size, PCSTR tj_name);
    M_t* AddRef_tem(DWORD temno, DWORD size);
    M_t* AddRef_immed(DWORD d, DWORD size);

    M_t* SearchMT(en_MTTYPE type, DWORD off);

    void 	prt_var(VAR* var, CXmlOutPro* out);
    void 	prt_var_Immed(VAR* var, CXmlOutPro* out);

    PSTR VarDataType(VAR* v);	//	数据类型，比如DWORD,int,unsigned long等等
    PCSTR VarName(VAR* v);
    PCSTR VarName_Immed(VAR* v);
	PCSTR BareVarName(VAR* v);

    void prt_parameters(CXmlOutPro* out);
    void prt_var_declares(CXmlOutPro* out);
    M_t* GetVarByName(PCSTR varname);
    void Enlarge_Var(M_t* p, INSTR_LIST* instr_list);

    void ClearUse();
};

extern CExprManage g_GlobalExpr;
#endif // CExprManage__H