KM_EncodeECParamsP
#include“kmlib.h”
Windows library: Kmlib.lib
UNIX library: Libkmlib.a
CK_RV KM_EncodeECParamsP(
    CK_BYTE_PTR prime,    CK_SIZE primeLen,
    CK_BYTE_PTR curveA,   CK_SIZE curveALen,
    CK_BYTE_PTR curveB,   CK_SIZE curveBLen,
    CK_BYTE_PTR curveSeed,CK_SIZE curveSeedLen,
    CK_BYTE_PTR baseX,    CK_SIZE baseXLen,
    CK_BYTE_PTR baseY,    CK_SIZE baseYLen,
    CK_BYTE_PTR bpOrder,  CK_SIZE bpOrderLen,
    CK_BYTE_PTR cofactor, CK_SIZE cofactorLen,
    CK_BYTE_PTR result,   CK_SIZE * resultLen
);
                                                        Do DER enc of ECC Domain Parameters Prime
All integer values are variable length big endian numbers with optional leading zeros. Integer lengths are all in bytes.
| Parameter | Description | 
|---|---|
| prime | Prime modulus | 
| primeLen | Prime modulus len | 
| curveA | Elliptic Curve coefficient a | 
| curveALen | Elliptic Curve coefficient a length | 
| curveB | Elliptic Curve coefficient b | 
| curveBLen | Elliptic Curve coefficient b length | 
| curveSeed | Seed (optional may be NULL) | 
| curveSeedLen | Seed length | 
| baseX | Elliptic Curve point X coord | 
| baseXLen | Elliptic Curve point X coord length | 
| baseY | Elliptic Curve point Y coord | 
| baseYLen | Elliptic Curve point Y coord length | 
| bpOrder | Order n of the Base Point | 
| bpOrderLen | Order n of the Base Point length | 
| cofactor | The integer h = #E(Fq)/n (optional) | 
| cofactorLen | h length | 
| result | Resultant Encoding (length prediction supported if NULL) | 
| resultLen | Buffer len/Length of resultant encoding | 
| Return | Status of operation. CKR_OK if ok |