?? crypto.h
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// Crypto.h: interface for the CCrypto class.
//
//////////////////////////////////////////////////////////////////////
#if !defined(AFX_CRYPTO_H__7A472320_95B4_11D2_BC4E_00E04CDFE759__INCLUDED_)
#define AFX_CRYPTO_H__7A472320_95B4_11D2_BC4E_00E04CDFE759__INCLUDED_
#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
#define ROTL32(X,C) (((X)<<(C))|((X)>>(32-(C))))
#define ROTR32(X,C) (((X)>>(C))|((X)<<(32-(C))))
#define ROT2(x) (((x)>>2)|((x)<<30))
#define ROT9(x) (((x)>>9)|((x)<<23))
#define ROT8(x) (((x)>>8)|((x)<<24))
#define ROT16(x) (((x)>>16)|((x)<<16))
#define ROT24(x) (((x)>>24)|((x)<<8))
#define ROT27(x) (((x)>>27)|((x)<<5))
#define ALG_OK 0
#define ALG_NOTOK 1
#define WORDS_PER_SEAL_CALL 1024
#define WORD(cp) ((cp[0]<<24)|(cp[1]<<16)|(cp[2]<<8)|(cp[3]))
#define F1(x,y,z) (((x)&(y))|((~(x))&(z)))
#define F2(x,y,z) ((x)^(y)^(z))
#define F3(x,y,z) (((x)&(y))|((x)&(z))|((y)&(z)))
#define F4(x,y,z) ((x)^(y)^(z))
#define ENO 0 /* MODE ~ encrypt */
#define DE1 1 /* MODE ~ decrypt */
typedef struct {
DWORD ek[32];
DWORD dk[32];
} des_ctx;
typedef struct {
DWORD t[520];
DWORD s[265];
DWORD r[20];
DWORD counter;
DWORD ks_buf[WORDS_PER_SEAL_CALL];
int ks_pos;
} seal_ctx;
typedef struct {
DWORD *xk;
int nr;
} rc5_ctx;
static DWORD KnL[32] = { 0L };
static DWORD KnR[32] = { 0L };
static DWORD Kn3[32] = { 0L };
static BYTE Df_Key[24] = {
0x0l, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10,
0x89, 0xab, 0xcd, 0xef, 0x01, 0x23, 0x45, 0x67
};
static WORD bytebit[8] = {
0200, 0100, 040, 020, 010, 04, 02, 01
};
static DWORD bigbyte[24] = {
0x800000L, 0x400000L, 0x200000L, 0x100000L,
0x80000L, 0x40000L, 0x20000L, 0x10000L,
0x8000L, 0x4000L, 0x2000L, 0x1000L,
0x800L, 0x400L, 0x200L, 0x100L,
0x80L, 0x40L, 0x20L, 0x10L,
0x8L, 0x4L, 0x2L, 0x1L
};
/* Use the key schedule specified in the Standard (ANSI X3.92-1981). */
static BYTE pc1[56] = {
56, 48, 40, 32, 24, 16, 8, 0, 57, 49, 41, 33, 25, 17,
9, 1, 58, 50, 42, 34, 26, 18, 10, 2, 59, 51, 43, 35,
62, 54, 46, 38, 30, 22, 14, 6, 61, 53, 45, 37, 29, 21,
13, 5, 60, 52, 44, 36, 28, 20, 12, 4, 27, 19, 11, 3
};
static BYTE totrot[16] = {
1, 2, 4, 6, 8, 10, 12, 14, 15, 17, 19, 21, 23, 25,
27, 28
};
static BYTE pc2[48] = {
13, 16, 10, 23, 0, 4, 2, 27, 14, 5, 20, 9, 22, 18,
11, 3, 25, 7, 15, 6, 26, 19, 12, 1, 40, 51, 30, 36,
46, 54, 29, 39, 50, 44, 32, 47, 43, 48, 38, 55, 33, 52,
45, 41, 49, 35, 28, 31
};
static DWORD SP1[64] = {
0x01010400L, 0x00000000L, 0x00010000L, 0x01010404L,
0x01010004L, 0x00010404L, 0x00000004L, 0x00010000L,
0x00000400L, 0x01010400L, 0x01010404L, 0x00000400L,
0x01000404L, 0x01010004L, 0x01000000L, 0x00000004L,
0x00000404L, 0x01000400L, 0x01000400L, 0x00010400L,
0x00010400L, 0x01010000L, 0x01010000L, 0x01000404L,
0x00010004L, 0x01000004L, 0x01000004L, 0x00010004L,
0x00000000L, 0x00000404L, 0x00010404L, 0x01000000L,
0x00010000L, 0x01010404L, 0x00000004L, 0x01010000L,
0x01010400L, 0x01000000L, 0x01000000L, 0x00000400L,
0x01010004L, 0x00010000L, 0x00010400L, 0x01000004L,
0x00000400L, 0x00000004L, 0x01000404L, 0x00010404L,
0x01010404L, 0x00010004L, 0x01010000L, 0x01000404L,
0x01000004L, 0x00000404L, 0x00010404L, 0x01010400L,
0x00000404L, 0x01000400L, 0x01000400L, 0x00000000L,
0x00010004L, 0x00010400L, 0x00000000L, 0x01010004L
};
static DWORD SP2[64] = {
0x80108020L, 0x80008000L, 0x00008000L, 0x00108020L,
0x00100000L, 0x00000020L, 0x80100020L, 0x80008020L,
0x80000020L, 0x80108020L, 0x80108000L, 0x80000000L,
0x80008000L, 0x00100000L, 0x00000020L, 0x80100020L,
0x00108000L, 0x00100020L, 0x80008020L, 0x00000000L,
0x80000000L, 0x00008000L, 0x00108020L, 0x80100000L,
0x00100020L, 0x80000020L, 0x00000000L, 0x00108000L,
0x00008020L, 0x80108000L, 0x80100000L, 0x00008020L,
0x00000000L, 0x00108020L, 0x80100020L, 0x00100000L,
0x80008020L, 0x80100000L, 0x80108000L, 0x00008000L,
0x80100000L, 0x80008000L, 0x00000020L, 0x80108020L,
0x00108020L, 0x00000020L, 0x00008000L, 0x80000000L,
0x00008020L, 0x80108000L, 0x00100000L, 0x80000020L,
0x00100020L, 0x80008020L, 0x80000020L, 0x00100020L,
0x00108000L, 0x00000000L, 0x80008000L, 0x00008020L,
0x80000000L, 0x80100020L, 0x80108020L, 0x00108000L
};
static DWORD SP3[64] = {
0x00000208L, 0x08020200L, 0x00000000L, 0x08020008L,
0x08000200L, 0x00000000L, 0x00020208L, 0x08000200L,
0x00020008L, 0x08000008L, 0x08000008L, 0x00020000L,
0x08020208L, 0x00020008L, 0x08020000L, 0x00000208L,
0x08000000L, 0x00000008L, 0x08020200L, 0x00000200L,
0x00020200L, 0x08020000L, 0x08020008L, 0x00020208L,
0x08000208L, 0x00020200L, 0x00020000L, 0x08000208L,
0x00000008L, 0x08020208L, 0x00000200L, 0x08000000L,
0x08020200L, 0x08000000L, 0x00020008L, 0x00000208L,
0x00020000L, 0x08020200L, 0x08000200L, 0x00000000L,
0x00000200L, 0x00020008L, 0x08020208L, 0x08000200L,
0x08000008L, 0x00000200L, 0x00000000L, 0x08020008L,
0x08000208L, 0x00020000L, 0x08000000L, 0x08020208L,
0x00000008L, 0x00020208L, 0x00020200L, 0x08000008L,
0x08020000L, 0x08000208L, 0x00000208L, 0x08020000L,
0x00020208L, 0x00000008L, 0x08020008L, 0x00020200L
};
static DWORD SP4[64] = {
0x00802001L, 0x00002081L, 0x00002081L, 0x00000080L,
0x00802080L, 0x00800081L, 0x00800001L, 0x00002001L,
0x00000000L, 0x00802000L, 0x00802000L, 0x00802081L,
0x00000081L, 0x00000000L, 0x00800080L, 0x00800001L,
0x00000001L, 0x00002000L, 0x00800000L, 0x00802001L,
0x00000080L, 0x00800000L, 0x00002001L, 0x00002080L,
0x00800081L, 0x00000001L, 0x00002080L, 0x00800080L,
0x00002000L, 0x00802080L, 0x00802081L, 0x00000081L,
0x00800080L, 0x00800001L, 0x00802000L, 0x00802081L,
0x00000081L, 0x00000000L, 0x00000000L, 0x00802000L,
0x00002080L, 0x00800080L, 0x00800081L, 0x00000001L,
0x00802001L, 0x00002081L, 0x00002081L, 0x00000080L,
0x00802081L, 0x00000081L, 0x00000001L, 0x00002000L,
0x00800001L, 0x00002001L, 0x00802080L, 0x00800081L,
0x00002001L, 0x00002080L, 0x00800000L, 0x00802001L,
0x00000080L, 0x00800000L, 0x00002000L, 0x00802080L
};
static DWORD SP5[64] = {
0x00000100L, 0x02080100L, 0x02080000L, 0x42000100L,
0x00080000L, 0x00000100L, 0x40000000L, 0x02080000L,
0x40080100L, 0x00080000L, 0x02000100L, 0x40080100L,
0x42000100L, 0x42080000L, 0x00080100L, 0x40000000L,
0x02000000L, 0x40080000L, 0x40080000L, 0x00000000L,
0x40000100L, 0x42080100L, 0x42080100L, 0x02000100L,
0x42080000L, 0x40000100L, 0x00000000L, 0x42000000L,
0x02080100L, 0x02000000L, 0x42000000L, 0x00080100L,
0x00080000L, 0x42000100L, 0x00000100L, 0x02000000L,
0x40000000L, 0x02080000L, 0x42000100L, 0x40080100L,
0x02000100L, 0x40000000L, 0x42080000L, 0x02080100L,
0x40080100L, 0x00000100L, 0x02000000L, 0x42080000L,
0x42080100L, 0x00080100L, 0x42000000L, 0x42080100L,
0x02080000L, 0x00000000L, 0x40080000L, 0x42000000L,
0x00080100L, 0x02000100L, 0x40000100L, 0x00080000L,
0x00000000L, 0x40080000L, 0x02080100L, 0x40000100L
};
static DWORD SP6[64] = {
0x20000010L, 0x20400000L, 0x00004000L, 0x20404010L,
0x20400000L, 0x00000010L, 0x20404010L, 0x00400000L,
0x20004000L, 0x00404010L, 0x00400000L, 0x20000010L,
0x00400010L, 0x20004000L, 0x20000000L, 0x00004010L,
0x00000000L, 0x00400010L, 0x20004010L, 0x00004000L,
0x00404000L, 0x20004010L, 0x00000010L, 0x20400010L,
0x20400010L, 0x00000000L, 0x00404010L, 0x20404000L,
0x00004010L, 0x00404000L, 0x20404000L, 0x20000000L,
0x20004000L, 0x00000010L, 0x20400010L, 0x00404000L,
0x20404010L, 0x00400000L, 0x00004010L, 0x20000010L,
0x00400000L, 0x20004000L, 0x20000000L, 0x00004010L,
0x02000010L, 0x20404010L, 0x00404000L, 0x20400000L,
0x00404010L, 0x20404000L, 0x00000000L, 0x20400010L,
0x00000010L, 0x00004000L, 0x20400000L, 0x00404010L,
0x00004000L, 0x00400010L, 0x20004010L, 0x00000000L,
0x20404000L, 0x20000000L, 0x00400010L, 0x20004010L
};
static DWORD SP7[64] = {
0x00200000L, 0x04200002L, 0x04000802L, 0x00000000L,
0x00000800L, 0x04000802L, 0x00200802L, 0x04200800L,
0x04200802L, 0x00200000L, 0x00000000L, 0x04000002L,
0x00000002L, 0x04000000L, 0x04200002L, 0x00000802L,
0x04000800L, 0x00200802L, 0x00200002L, 0x04000800L,
0x04000002L, 0x04200000L, 0x04200800L, 0x00200002L,
0x04200000L, 0x00000800L, 0x00000802L, 0x04200802L,
0x00200800L, 0x00000002L, 0x04000000L, 0x00200800L,
0x04000000L, 0x00200800L, 0x00200000L, 0x04000802L,
0x04000802L, 0x04200002L, 0x04200002L, 0x00000002L,
0x00200002L, 0x04000000L, 0x04000800L, 0x00200000L,
0x04200800L, 0x00000802L, 0x00200802L, 0x04200800L,
0x00000802L, 0x04000002L, 0x04200802L, 0x04200000L,
0x00200800L, 0x00000000L, 0x00000002L, 0x04200802L,
0x00000000L, 0x00200802L, 0x04200000L, 0x00000800L,
0x04000002L, 0x04000800L, 0x00000800L, 0x00200002L
};
static DWORD SP8[64] = {
0x10001040L, 0x00001000L, 0x00040000L, 0x10041040L,
0x10000000L, 0x10001040L, 0x00000040L, 0x10000000L,
0x00040040L, 0x10040000L, 0x10041040L, 0x00041000L,
0x10041000L, 0x00041040L, 0x00001000L, 0x00000040L,
0x10040000L, 0x10000040L, 0x10001000L, 0x00001040L,
0x00041000L, 0x00040040L, 0x10040040L, 0x10041000L,
0x00001040L, 0x00000000L, 0x00000000L, 0x10040040L,
0x10000040L, 0x10001000L, 0x00041040L, 0x00040000L,
0x00041040L, 0x00040000L, 0x10041000L, 0x00001000L,
0x00000040L, 0x10040040L, 0x00001000L, 0x00041040L,
0x10001000L, 0x00000040L, 0x10000040L, 0x10040000L,
0x10040040L, 0x10000000L, 0x00040000L, 0x10001040L,
0x00000000L, 0x10041040L, 0x00040040L, 0x10000040L,
0x10040000L, 0x10001000L, 0x10001040L, 0x00000000L,
0x10041040L, 0x00041000L, 0x00041000L, 0x00001040L,
0x00001040L, 0x00040040L, 0x10000000L, 0x10041000L
};
class CCrypto : public CObject
{
public:
int GetFinalData(BYTE cardnum[], BYTE finaldata[],int narcardSize,int narfinalSize=20);
//cardnum中存放序列號（不大于24位，不足24位的在高端補零）的ASCII碼
//finaldata中存放加密結(jié)果的ASCII碼 20位
//note: 000000 123456 654321 987654 是一個不需補零的序列號，長度為24
// 而 00 123456 654321 987654 是一個需要補零的序列號，長度為20
// 123456 654321 987654 是一個需要補零的序列號，長度為18
//narcardSize為cardnum的實際長度(不補零時)，narfinalSize為finaldata的長度（固定為20個單元）
int GetFinalData(CString cardnum,CString& finaldata);
CCrypto();
virtual ~CCrypto();
private:
void LongToChar(DWORD olddata[],int oldSize,BYTE newdata[],int& newSize);
void CharToLong(BYTE olddata[],int oldSize,DWORD newdata[],int& newSize);
void CardNumToData(CString cardnum, BYTE data[], int nSize=24);
void SealEnc(seal_ctx *sc,BYTE *key,DWORD *data,int blocks);
void Rc5Enc(rc5_ctx *c,int rounds,BYTE *key,int keylen,DWORD *data,int blocks);
void DesEnc(des_ctx *dc,BYTE *key,BYTE *data,int blocks);
void des_dec(des_ctx *dc,BYTE *data,int blocks);
void des_enc(des_ctx *dc,BYTE *data,int blocks);
void des_key(des_ctx *dc,BYTE *key);
static void des_desfunc(register DWORD *block,register DWORD *keys);
static void des_unscrun(register DWORD *outof,register BYTE *into);
static void des_scrunch(register BYTE *outof,register DWORD *into);
void des_des(BYTE *inblock,BYTE *outblock);
void des_usekey(register DWORD *from);
void des_cpkey(DWORD into[]);
void des_cookey(register DWORD *raw1);
void des_deskey(BYTE *key,WORD edf);
void DataToString(BYTE data[],CString& finaldata,int nSize);
void seal_resynch(seal_ctx *c,DWORD synch_word);
void seal_decrypt(seal_ctx *c,DWORD *data_ptr,int w);
void seal_encrypt(seal_ctx *c,DWORD *data_ptr,int w);
void seal_key(seal_ctx *c,BYTE *key);
void seal_refill_buffer(seal_ctx *c);
int seal(seal_ctx* key,DWORD in,DWORD *out);
int seal_init(seal_ctx* result,BYTE *key);
DWORD seal_gamma(BYTE *a,int i);
int seal_g(BYTE *in,int i,DWORD* h);
void rc5_encrypt(rc5_ctx* c,DWORD *data,int blocks);
BOOL rc5_key(rc5_ctx* c,BYTE *key,int keylen);
void rc5_init(rc5_ctx* c,int rounds);
void rc5_destroy(rc5_ctx *c);
void DataToString(BYTE data[],BYTE finaldata[],int dataSize,int finalSize);
void CardNumToData(BYTE cardnum[],BYTE data[],int narcardSize,int ndataSize=24);
/*
private:
DWORD KnL[32];
DWORD KnR[32];
DWORD Kn3[32];
BYTE Df_Key[24];
WORD bytebit[8];
DWORD bigbyte[24];
BYTE pc1[56];
BYTE totrot[16];
BYTE pc2[48];
DWORD SP1[64];
DWORD SP2[64];
DWORD SP3[64];
DWORD SP4[64];
DWORD SP5[64];
DWORD SP6[64];
DWORD SP7[64];
DWORD SP8[64];
*/
};
#endif // !defined(AFX_CRYPTO_H__7A472320_95B4_11D2_BC4E_00E04CDFE759__INCLUDED_)
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