SNAP Library 2.1, Developer Reference  2013-09-25 10:47:25
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bits.h
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00001 #include "bd.h"
00002 
00004 // One byte
00005 class TB1Def{
00006 public:
00007   typedef uchar TB1;
00008   static const int B1Bits;
00009   static const int MxP2Exp;
00010   static const TB1 MxB1;
00011   TB1* B1P2T;
00012   int* B1BitsT;
00013 public:
00014   TB1Def();
00015   ~TB1Def(){delete[] B1P2T; delete[] B1BitsT;}
00016 
00017   TB1Def& operator=(const TB1Def&){Fail; return *this;}
00018 
00019   static int GetB1Bits(const TB1& B1);
00020   static uint GetP2(const int& P2Exp);
00021   static int GetL2(const uchar& Val);
00022   static bool GetBit(const int& BitN, const uchar& Val);
00023 
00024   static const TB1Def B1Def;
00025 };
00026 
00028 // Two bytes
00029 class TB2Def{
00030 public:
00031   typedef unsigned short int TB2;
00032   static const int B2Bits;
00033   static const int MxP2Exp;
00034   static const TB2 MxB2;
00035   TB2* B2P2T;
00036 public:
00037   TB2Def();
00038   ~TB2Def(){delete[] B2P2T;}
00039 
00040   TB2Def& operator=(const TB2Def&){Fail; return *this;}
00041 
00042   static int GetB2Bits(const TB2& B2);
00043   static uint GetP2(const int& P2Exp);
00044   static int GetL2(const TB2& Val);
00045 
00046   static const TB2Def B2Def;
00047 };
00048 
00050 // Four bytes
00051 class TB4Def{
00052 public:
00053   typedef uint TB4;
00054   static const int B4Bits;
00055   static const int MxP2Exp;
00056   static const TB4 MxB4;
00057   TB4* B4P2T;
00058 public:
00059   TB4Def();
00060   ~TB4Def(){delete[] B4P2T;}
00061 
00062   TB4Def& operator=(const TB4Def&){Fail; return *this;}
00063 
00064   static int GetB4Bits(const TB4& B4);
00065   static uint GetP2(const int& P2Exp);
00066   static int GetL2(const uint& Val);
00067 
00068   static const TB4Def B4Def;
00069 };
00070 
00072 // Flag-Set
00073 /*class TFSet{
00074 private:
00075   static const int B4s;
00076   static const int Bits;
00077   TB4Def::TB4 B4T[4];
00078 public:
00079   TFSet(){
00080     B4T[0]=0; B4T[1]=0; B4T[2]=0; B4T[3]=0;}
00081   TFSet(const TFSet& FSet){
00082     B4T[0]=FSet.B4T[0]; B4T[1]=FSet.B4T[1];
00083     B4T[2]=FSet.B4T[2]; B4T[3]=FSet.B4T[3];}
00084   TFSet(const int& FlagN){
00085     B4T[0]=0; B4T[1]=0; B4T[2]=0; B4T[3]=0;
00086     Assert((0<=FlagN)&&(FlagN<Bits));
00087     B4T[FlagN/TB4Def::B4Def.B4Bits]=
00088      TB4Def::B4Def.B4P2T[FlagN%TB4Def::B4Def.B4Bits];}
00089 
00090   TFSet& operator=(const TFSet& FSet){
00091     if (this!=&FSet){
00092       B4T[0]=FSet.B4T[0]; B4T[1]=FSet.B4T[1];
00093       B4T[2]=FSet.B4T[2]; B4T[3]=FSet.B4T[3];}
00094     return *this;}
00095   bool operator==(const TFSet& FSet) const {
00096     return
00097      (B4T[0]==FSet.B4T[0])&&(B4T[1]==FSet.B4T[1])&&
00098      (B4T[2]==FSet.B4T[2])&&(B4T[3]==FSet.B4T[3]);}
00099   TFSet& operator|(const int& FlagN){
00100     Assert((0<=FlagN)&&(FlagN<Bits));
00101     B4T[FlagN/TB4Def::B4Def.B4Bits]|=
00102      TB4Def::B4Def.B4P2T[FlagN%TB4Def::B4Def.B4Bits];
00103     return *this;}
00104   TFSet& operator|(const TFSet& FSet){
00105     B4T[0]|=FSet.B4T[0]; B4T[1]|=FSet.B4T[1];
00106     B4T[2]|=FSet.B4T[2]; B4T[3]|=FSet.B4T[3];
00107     return *this;}
00108 
00109   bool Empty() const {
00110     return (B4T[0]==0)&&(B4T[1]==0)&&(B4T[2]==0)&&(B4T[3]==0);}
00111   bool In(const int& FlagN) const {
00112     Assert((0<=FlagN)&&(FlagN<Bits));
00113     return (B4T[FlagN/TB4Def::B4Def.B4Bits] &
00114      TB4Def::B4Def.B4P2T[FlagN%TB4Def::B4Def.B4Bits])!=0;}
00115 };*/
00116 
00118 // Flag-Set
00119 class TFSet{
00120 private:
00121   static const int B4s;
00122   static const int Bits;
00123   TUIntV B4V;
00124 public:
00125   TFSet(): B4V(4, 4){}
00126   TFSet(const TFSet& FSet): B4V(FSet.B4V){}
00127   TFSet(
00128    const int& FlagN1, const int& FlagN2=-1, const int& FlagN3=-1,
00129    const int& FlagN4=-1, const int& FlagN5=-1, const int& FlagN6=-1,
00130    const int& FlagN7=-1, const int& FlagN8=-1, const int& FlagN9=-1);
00131   TFSet(const TFSet& FSet1, const TFSet& FSet2):
00132     B4V(4, 4){Incl(FSet1); Incl(FSet2);}
00133   ~TFSet(){}
00134   TFSet(TSIn& SIn): B4V(SIn){}
00135   void Save(TSOut& SOut) const {B4V.Save(SOut);}
00136 
00137   TFSet& operator=(const TFSet& FSet){
00138     if (this!=&FSet){B4V=FSet.B4V;} return *this;}
00139   bool operator==(const TFSet& FSet) const {return B4V==FSet.B4V;}
00140   TFSet& operator|(const int& FlagN){Incl(FlagN); return *this;}
00141   TFSet& operator|(const TFSet& FSet){Incl(FSet); return *this;}
00142 
00143   void Clr(){
00144     B4V[0]=0; B4V[1]=0; B4V[2]=0; B4V[3]=0;}
00145   bool Empty() const {
00146     return
00147      (uint(B4V[0])==0)&&(uint(B4V[1])==0)&&
00148      (uint(B4V[2])==0)&&(uint(B4V[3])==0);}
00149   void Incl(const int& FlagN){
00150     Assert((0<=FlagN)&&(FlagN<Bits));
00151     B4V[FlagN/TB4Def::B4Def.B4Bits]|=
00152      TB4Def::B4Def.B4P2T[FlagN%TB4Def::B4Def.B4Bits];}
00153   void Incl(const TFSet& FSet){
00154     B4V[0]|=FSet.B4V[0]; B4V[1]|=FSet.B4V[1];
00155     B4V[2]|=FSet.B4V[2]; B4V[3]|=FSet.B4V[3];}
00156   bool In(const int& FlagN) const {
00157     Assert((0<=FlagN)&&(FlagN<Bits));
00158     return (B4V[FlagN/TB4Def::B4Def.B4Bits] &
00159      TB4Def::B4Def.B4P2T[FlagN%TB4Def::B4Def.B4Bits])!=0;}
00160 
00161   static const TFSet EmptyFSet;
00162 };
00163 
00165 // Bit8-Set
00166 class TB8Set{
00167 private:
00168   static const int Bits;
00169   TB1Def::TB1 B1;
00170 public:
00171   TB8Set(): B1(0){}
00172   TB8Set(const TB8Set& B8Set): B1(B8Set.B1){}
00173   TB8Set(const uchar& _B1): B1(_B1){}
00174   TB8Set(TSIn& SIn){SIn.LoadBf(&B1, sizeof(TB1Def::TB1));}
00175   void Save(TSOut& SOut) const {SOut.SaveBf(&B1, sizeof(TB1Def::TB1));}
00176 
00177   TB8Set& operator=(const TB8Set& BSet){B1=BSet.B1; return *this;}
00178   TB8Set& operator=(const uchar& _B1){B1=_B1; return *this;}
00179   bool operator==(const TB8Set& BSet) const {return B1==BSet.B1;}
00180   bool operator<(const TB8Set& BSet) const {return B1<BSet.B1;}
00181 
00182   bool Empty() const {return B1==0;}
00183   TB8Set& Clr(){B1=0; return *this;}
00184   TB8Set& Fill(){B1=TB1Def::B1Def.MxB1; return *this;}
00185   bool IsPrefix(const TB8Set& BSet, const int& MnBitN) const {
00186     Assert((0<=MnBitN)&&(MnBitN<Bits));
00187     return (B1>>MnBitN)==(BSet.B1>>MnBitN);}
00188   uchar GetUCh() const {return B1;}
00189 
00190   void Incl(const int& BitN){
00191     Assert((0<=BitN)&&(BitN<Bits));
00192     B1|=TB1Def::B1Def.B1P2T[BitN];}
00193   void Excl(const int& BitN){
00194     Assert((0<=BitN)&&(BitN<Bits));
00195     B1&=TB1Def::TB1(~(TB1Def::B1Def.B1P2T[BitN]));}
00196   bool In(const int& BitN) const {
00197     Assert((0<=BitN)&&(BitN<Bits));
00198     return (B1 & TB1Def::B1Def.B1P2T[BitN])!=0;}
00199   void SetBit(const int& BitN, const bool& Bool){
00200     if (Bool) Incl(BitN); else Excl(BitN);}
00201   bool GetBit(const int& BitN) const {
00202     Assert((0<=BitN)&&(BitN<Bits));
00203     return (B1 & TB1Def::B1Def.B1P2T[BitN])!=0;}
00204   int GetBits() const {return Bits;}
00205   int Get1s() const {return TB1Def::B1Def.GetB1Bits(B1);}
00206   int Get0s() const {return Bits-Get1s();}
00207   TStr GetStr() const;
00208   void Wr();
00209 
00210   void PutInt(const int& MnBitN, const int& MxBitN, const int& Val){
00211     Assert((0<=MnBitN)&&(MnBitN<=MxBitN)&&(MxBitN<Bits));
00212     B1 &= TB1Def::TB1((~(TB1Def::B1Def.B1P2T[MxBitN-MnBitN+1]-1)) << MnBitN);
00213     B1 |= TB1Def::TB1((Val & (TB1Def::B1Def.B1P2T[MxBitN-MnBitN+1]-1)) << MnBitN);}
00214   int GetInt(const int& MnBitN, const int& MxBitN) const {
00215     Assert((0<=MnBitN)&&(MnBitN<=MxBitN)&&(MxBitN<Bits));
00216     return (B1>>MnBitN) & (TB1Def::B1Def.B1P2T[MxBitN-MnBitN+1]-1);}
00217 
00218   TB8Set& operator~(){B1=TB1Def::TB1(~B1); return *this;}
00219   TB8Set& operator&=(const TB8Set& BSet){B1&=BSet.B1; return *this;}
00220   TB8Set& operator|=(const TB8Set& BSet){B1|=BSet.B1; return *this;}
00221   TB8Set& operator|=(const int& BitN){Incl(BitN); return *this;}
00222   TB8Set& operator^=(const TB8Set& BSet){B1^=BSet.B1; return *this;}
00223   TB8Set& operator>>=(const int& ShiftBits){B1>>=ShiftBits; return *this;}
00224   TB8Set& operator<<=(const int& ShiftBits){B1<<=ShiftBits; return *this;}
00225 
00226   friend TB8Set operator~(const TB8Set& BSet){
00227     return ~TB8Set(BSet);}
00228   friend TB8Set operator&(const TB8Set& LBSet, const TB8Set& RBSet){
00229     return TB8Set(LBSet)&=RBSet;}
00230   friend TB8Set operator|(const TB8Set& LBSet, const TB8Set& RBSet){
00231     return TB8Set(LBSet)|=RBSet;}
00232   friend TB8Set operator^(const TB8Set& LBSet, const TB8Set& RBSet){
00233     return TB8Set(LBSet)^=RBSet;}
00234 };
00235 typedef TVec<TB8Set> TB8SetV;
00236 
00238 // Bit32-Set
00239 class TB32Set{
00240 private:
00241   static const int Bits;
00242   TB4Def::TB4 B4;
00243 public:
00244   TB32Set(): B4(0){}
00245   TB32Set(const TB32Set& B32Set): B4(B32Set.B4){}
00246   TB32Set(const uint& _B4): B4(_B4){}
00247   TB32Set(TSIn& SIn){SIn.LoadBf(&B4, sizeof(TB4Def::TB4));}
00248   void Save(TSOut& SOut) const {SOut.SaveBf(&B4, sizeof(TB4Def::TB4));}
00249 
00250   TB32Set& operator=(const TB32Set& BSet){B4=BSet.B4; return *this;}
00251   bool operator==(const TB32Set& BSet) const {return B4==BSet.B4;}
00252   bool operator<(const TB32Set& BSet) const {return B4<BSet.B4;}
00253 
00254   bool Empty() const {return B4==0;}
00255   TB32Set& Clr(){B4=0; return *this;}
00256   TB32Set& Fill(){B4=TB4Def::B4Def.MxB4; return *this;}
00257   bool IsPrefix(const TB32Set& BSet, const int& MnBitN) const {
00258     Assert((0<=MnBitN)&&(MnBitN<Bits));
00259     return (B4>>MnBitN)==(BSet.B4>>MnBitN);}
00260   uint GetUInt() const {return B4;}
00261 
00262   void Incl(const int& BitN){
00263     Assert((0<=BitN)&&(BitN<Bits));
00264     B4|=TB4Def::B4Def.B4P2T[BitN];}
00265   void Excl(const int& BitN){
00266     Assert((0<=BitN)&&(BitN<Bits));
00267     B4&=~TB4Def::B4Def.B4P2T[BitN];}
00268   bool In(const int& BitN) const {
00269     Assert((0<=BitN)&&(BitN<Bits));
00270     return (B4 & TB4Def::B4Def.B4P2T[BitN])!=0;}
00271   void SetBit(const int& BitN, const bool& Bool){
00272     if (Bool) Incl(BitN); else Excl(BitN);}
00273   bool GetBit(const int& BitN) const {
00274     Assert((0<=BitN)&&(BitN<Bits));
00275     return (B4 & TB4Def::B4Def.B4P2T[BitN])!=0;}
00276   void SwitchBit(const int& BitN){
00277     SetBit(BitN, !GetBit(BitN));}
00278   int GetBits() const {return Bits;}
00279   int Get1s() const {return TB4Def::B4Def.GetB4Bits(B4);}
00280   int Get0s() const {return Bits-Get1s();}
00281   TStr GetStr() const;
00282   void Wr();
00283 
00284   void PutInt(const int& MnBitN, const int& MxBitN, const int& Val){
00285     Assert((0<=MnBitN)&&(MnBitN<=MxBitN)&&(MxBitN<Bits));
00286     B4 &= (~(TB4Def::B4Def.B4P2T[MxBitN-MnBitN+1]-1)) << MnBitN;
00287     B4 |= (Val & (TB4Def::B4Def.B4P2T[MxBitN-MnBitN+1]-1)) << MnBitN;}
00288   int GetInt(const int& MnBitN, const int& MxBitN) const {
00289     Assert((0<=MnBitN)&&(MnBitN<=MxBitN)&&(MxBitN<Bits));
00290     return (B4>>MnBitN) & (TB4Def::B4Def.B4P2T[MxBitN-MnBitN+1]-1);}
00291 
00292   TB32Set& operator~(){B4=~B4; return *this;}
00293   TB32Set& operator&=(const TB32Set& BSet){B4&=BSet.B4; return *this;}
00294   TB32Set& operator|=(const TB32Set& BSet){B4|=BSet.B4; return *this;}
00295   //TB32Set& operator|=(const int& BitN){Incl(BitN); return *this;}
00296   TB32Set& operator^=(const TB32Set& BSet){B4^=BSet.B4; return *this;}
00297   TB32Set& operator>>=(const int& ShiftBits){B4>>=ShiftBits; return *this;}
00298   TB32Set& operator<<=(const int& ShiftBits){B4<<=ShiftBits; return *this;}
00299 
00300   friend TB32Set operator~(const TB32Set& BSet){
00301     return ~TB32Set(BSet);}
00302   friend TB32Set operator&(const TB32Set& LBSet, const TB32Set& RBSet){
00303     return TB32Set(LBSet)&=RBSet;}
00304   friend TB32Set operator|(const TB32Set& LBSet, const TB32Set& RBSet){
00305     return TB32Set(LBSet)|=RBSet;}
00306   friend TB32Set operator^(const TB32Set& LBSet, const TB32Set& RBSet){
00307     return TB32Set(LBSet)^=RBSet;}
00308 };
00309 typedef TVec<TB32Set> TB32SetV;
00310 
00312 // Bit-Set
00313 ClassTPV(TBSet, PBSet, TBSetV)//{
00314 private:
00315   int B4s, Bits;
00316   TB4Def::TB4 LastB4Mask;
00317   TB4Def::TB4* B4T;
00318   void SetLastB4(){B4T[B4s-1]&=LastB4Mask;}
00319 public:
00320   TBSet(): B4s(0), Bits(0), LastB4Mask(0), B4T(NULL){}
00321   TBSet(const TBSet& BSet);
00322   PBSet Clone() const {return PBSet(new TBSet(*this));}
00323   TBSet(const int& _Bits):
00324     B4s(0), Bits(0), LastB4Mask(0), B4T(NULL){Gen(_Bits);}
00325   static PBSet New(const int& Bits){return PBSet(new TBSet(Bits));}
00326   ~TBSet(){delete[] B4T;}
00327   TBSet(TSIn& SIn){
00328     SIn.Load(B4s); SIn.Load(Bits);
00329     SIn.LoadBf(&LastB4Mask, sizeof(TB4Def::TB4));
00330     B4T=(TB4Def::TB4*)SIn.LoadNewBf(B4s*sizeof(TB4Def::TB4));}
00331   static PBSet Load(TSIn& SIn){return new TBSet(SIn);}
00332   void Save(TSOut& SOut) const {
00333     SOut.Save(B4s); SOut.Save(Bits);
00334     SOut.SaveBf(&LastB4Mask, sizeof(TB4Def::TB4));
00335     SOut.SaveBf(B4T, B4s*sizeof(TB4Def::TB4));}
00336 
00337   TBSet& operator=(const TBSet& BSet);
00338   bool operator==(const TBSet& BSet) const;
00339 
00340   void Gen(const int& _Bits);
00341   void Clr();
00342   void Fill();
00343 
00344   void Incl(const int& BitN){
00345     Assert((0<=BitN)&&(BitN<Bits));
00346     B4T[BitN/TB4Def::B4Def.B4Bits]|=
00347      TB4Def::B4Def.B4P2T[BitN%TB4Def::B4Def.B4Bits];}
00348   void Excl(const int& BitN){
00349     Assert((0<=BitN)&&(BitN<Bits));
00350     B4T[BitN/TB4Def::B4Def.B4Bits]&=
00351      ~TB4Def::B4Def.B4P2T[BitN%TB4Def::B4Def.B4Bits];}
00352   bool In(const int& BitN) const {
00353     Assert((0<=BitN)&&(BitN<Bits));
00354     return (B4T[BitN/TB4Def::B4Def.B4Bits] &
00355      TB4Def::B4Def.B4P2T[BitN%TB4Def::B4Def.B4Bits])!=0;}
00356   void SetBit(const int& BitN, const bool& Bool){
00357     if (Bool){Incl(BitN);} else {Excl(BitN);}}
00358   bool GetBit(const int& BitN) const {
00359     Assert((0<=BitN)&&(BitN<Bits));
00360     return (B4T[BitN/TB4Def::B4Def.B4Bits] &
00361      TB4Def::B4Def.B4P2T[BitN%TB4Def::B4Def.B4Bits])!=0;}
00362   void SwitchBit(const int& BitN){
00363     SetBit(BitN, !GetBit(BitN));}
00364   int GetBits() const {return Bits;}
00365   int Get1s();
00366   int Get0s(){return Bits-Get1s();}
00367   uint64 GetUInt64() const {
00368     Assert(Bits>=64); uint64 Val; memcpy(&Val, B4T, 8); return Val;}
00369   void Wr();
00370 
00371   TBSet& operator~(){
00372     for (int B4N=0; B4N<B4s; B4N++){B4T[B4N]=~B4T[B4N];} return *this;}
00373   TBSet& operator&=(const TBSet& BSet){
00374     Assert(B4s==BSet.B4s);
00375     for (int B4N=0; B4N<B4s; B4N++){B4T[B4N]&=BSet.B4T[B4N];} return *this;}
00376   TBSet& operator|=(const TBSet& BSet){
00377     Assert(B4s==BSet.B4s);
00378     for (int B4N=0; B4N<B4s; B4N++){B4T[B4N]|=BSet.B4T[B4N];} return *this;}
00379   TBSet& operator|=(const int& BitN){
00380     Incl(BitN); return *this;}
00381   TBSet& operator^=(const TBSet& BSet){
00382     Assert(B4s==BSet.B4s);
00383     for (int B4N=0; B4N<B4s; B4N++){B4T[B4N]^=BSet.B4T[B4N];} return *this;}
00384 
00385   friend TBSet operator~(const TBSet& BSet){
00386     return ~TBSet(BSet);}
00387   friend TBSet operator&(const TBSet& LBSet, const TBSet& RBSet){
00388     return TBSet(LBSet)&=RBSet;}
00389   friend TBSet operator|(const TBSet& LBSet, const TBSet& RBSet){
00390     return TBSet(LBSet)|=RBSet;}
00391   friend TBSet operator^(const TBSet& LBSet, const TBSet& RBSet){
00392     return TBSet(LBSet)^=RBSet;}
00393 
00394   friend TBSet operator&(const TBSet& LBSet, const int& BitN){
00395     return TBSet(LBSet)&=BitN;}
00396   friend TBSet operator|(const TBSet& LBSet, const int& BitN){
00397     return TBSet(LBSet)|=BitN;}
00398   friend TBSet operator^(const TBSet& LBSet, const int& BitN){
00399     return TBSet(LBSet)^=BitN;}
00400 };