genEcc256-test

  // Get a random value to sign using the built in DRBG state
        DRBG_Generate(NULL, digest.t.buffer, digest.t.size);
        if(g_inFailureMode)

 
5322080903370CCDEA83B6FE92607D5A642506F792D4D4E8CAF8567F948A2D0E759125B2DE3AFF293CA5DD81D5D7374Cg_inFailureMode1 = 0
g_inFailureMode2 = 0
g_inFailureMode3 = 0
g_inFailureMode4 = 0
g_inFailureMode5 = 0
g_inFailureMode6 = 1

LIB_EXPORT BOOL
CryptRandStartup(
    void
    )
{
#if ! _DRBG_STATE_SAVE
    // If not saved in NV, re-instantiate on each startup
    return DRBG_Instantiate(&drbgDefault, 0, NULL);
#else
    // If the running state is saved in NV, NV has to be loaded before it can
    // be updated
    if(go.drbgState.magic == DRBG_MAGIC)
        return DRBG_Reseed(&go.drbgState, NULL, NULL);
    else
        return DRBG_Instantiate(&go.drbgState, 0, NULL);
#endif
}

 
/* 通过rand计算出ECC256 ECC384 SM2密钥对*/
int
main(
    int              argc,
    char* argv[]
)
{
    int		i;				/* argc iterator */
    int		irc;
 
    printf("C:begin genEcc256\n");
    UINT32               e = 0;
    TPMT_PUBLIC  publicArea;
    TPMT_SENSITIVE sensitive;
    RAND_STATE rand;
 
    // 初始化全局的go.drbgState，在 CryptEccGenerateKey中的 DRBG_Generate 中用到
    CryptRandStartup();
 
    // 5322080903370CCDEA83B6FE92607D5A642506F792D4D4E8CAF8567F948A2D0E759125B2DE3AFF293CA5DD81D5D7374C
    unsigned char c[] = { 0x53, 0x22, 0x08, 0x09, 0x03, 0x37, 0x0C, 0xCD, 0xEA, 0x83, 0xB6, 0xFE, 0x92, 0x60, 0x7D, 0x5A, 0x64, 0x25, 0x06, 0xF7, 0x92, 0xD4, 0xD4, 0xE8, 0xCA, 0xF8, 0x56, 0x7F, 0x94, 0x8A, 0x2D, 0x0E, 0x75, 0x91, 0x25, 0xB2, 0xDE, 0x3A, 0xFF, 0x29, 0x3C, 0xA5, 0xDD, 0x81, 0xD5, 0xD7, 0x37, 0x4C };
 
 
    memset(rand.drbg.seed.bytes, 0, 48);
 
    memcpy(rand.drbg.seed.bytes, c, 48);
 
    char name9[] = "after copy rand.seed";
    myprintf2(name9, rand.drbg.seed.bytes, 48);
 
 
    rand.drbg.magic = DRBG_MAGIC;
    rand.drbg.reseedCounter = 0x0000000000000064;
 
 
    publicArea.type = 0x0023;
    publicArea.nameAlg = 0x000b;
    publicArea.objectAttributes = 0x00040060;
    publicArea.authPolicy.t.size = 0;
 
   
//#define TPM_ECC_NIST_P256   (TPM_ECC_CURVE)(0x0003)
//#define TPM_ECC_NIST_P384   (TPM_ECC_CURVE)(0x0004)
//#define TPM_ECC_SM2_P256    (TPM_ECC_CURVE)(0x0020)
    // 根据这个来决定使用哪个曲线对应的n
    publicArea.parameters.eccDetail.curveID = 0x20;
    publicArea.parameters.eccDetail.symmetric.algorithm = 0x0010;
 
 
    publicArea.parameters.eccDetail.symmetric.keyBits.aes = 0;
    publicArea.parameters.eccDetail.symmetric.keyBits.camellia = 0;
    publicArea.parameters.eccDetail.symmetric.keyBits.sym = 0;
    publicArea.parameters.eccDetail.symmetric.keyBits.xor = 0;
  
 
    publicArea.parameters.eccDetail.symmetric.mode.aes = 0;
    publicArea.parameters.eccDetail.symmetric.mode.camellia = 0;
    publicArea.parameters.eccDetail.symmetric.mode.sym = 0;
 
    publicArea.parameters.eccDetail.scheme.scheme = 0x0018;
    publicArea.parameters.eccDetail.scheme.details.ecdh.hashAlg = 0x000b;
    publicArea.parameters.eccDetail.scheme.details.ecdaa.hashAlg = 0x000b;
    publicArea.parameters.eccDetail.scheme.details.ecdaa.count = 0;
 
 
    sensitive.sensitiveType = 0x0023;
    sensitive.authValue.t.size = 0x0020;
    sensitive.seedValue.t.size = 0;
    sensitive.sensitive.ecc.t.size = 0;
 
 
 
    TPM_RC ret = CryptEccGenerateKey(
        &publicArea,
        &sensitive,
        &rand
    );
 
    printf("C:CryptEccGenerateKey = %d \n", ret);
 
    return ret;
 
}