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40 
41 /*
42 //  Purpose:
43 //     Intel(R) Integrated Performance Primitives
44 //     Cryptographic Primitives
45 //     Internal GF(p) basic Definitions & Function Prototypes
46 //
47 */
48 #if !defined(_CP_GFP_METHOD_H)
49 #define _CP_GFP_METHOD_H
50 
51 #include "owncp.h"
52 
53 #include "pcpbnuimpl.h"
54 #include "gsmodmethod.h"
55 
56 /* modulus ID */
57 typedef enum {
58    cpID_Prime        = 0x1000,
59    cpID_PrimeP192r1  = cpID_Prime+6,
60    cpID_PrimeP224r1  = cpID_Prime+7,
61    cpID_PrimeP256r1  = cpID_Prime+8,
62    cpID_PrimeP384r1  = cpID_Prime+9,
63    cpID_PrimeP521r1  = cpID_Prime+10,
64    cpID_PrimeTPM_SM2 = cpID_Prime+11,
65    cpID_PrimeTPM_BN  = cpID_Prime+12,
66 
67    cpID_Poly  = 0x10000000, /* id=0x10000000: general polynomial */
68    cpID_Binom = 0x01000000, /* id=0x11000000: x^d+a */
69 
70    cpID_Binom2_epid20  = cpID_Binom|0x220000, /* 0x11220000 */
71    cpID_Binom3_epid20  = cpID_Binom|0x230000  /* 0x11230000 */
72 
73 } cpModulusID;
74 
75 typedef struct _cpGFpMethod {
76    cpModulusID  modulusID;
77    int          modulusBitDeg;
78    const BNU_CHUNK_T* modulus;
79    const gsModMethod* arith;
80 } cpGFpMethod;
81 
82 /* common GF arith methods */
83 #define      gsArithGFp OWNAPI(gsArithGFp)
84 gsModMethod* gsArithGFp(void);
85 
86 #endif /* _CP_GFP_METHOD_H */
87