C++ (Cpp) EVP_CIPHER_get_asn1_iv示例

示例#1

文件： evp_lib.c 项目： TheTypoMaster/openssl

int EVP_CIPHER_asn1_to_param(EVP_CIPHER_CTX *c, ASN1_TYPE *type)
{
    int ret;

    if (c->cipher->get_asn1_parameters != NULL)
        ret = c->cipher->get_asn1_parameters(c, type);
    else if (c->cipher->flags & EVP_CIPH_FLAG_DEFAULT_ASN1) {
        switch (EVP_CIPHER_CTX_mode(c)) {

        case EVP_CIPH_WRAP_MODE:
            ret = 1;
            break;

        case EVP_CIPH_GCM_MODE:
        case EVP_CIPH_CCM_MODE:
        case EVP_CIPH_XTS_MODE:
        case EVP_CIPH_OCB_MODE:
            ret = -1;
            break;

        default:
            ret = EVP_CIPHER_get_asn1_iv(c, type);
            break;
        }
    } else
        ret = -1;
    return (ret);
}

示例#2

文件： evp_lib.c 项目： Abhikos/conceal

int EVP_CIPHER_asn1_to_param(EVP_CIPHER_CTX *c, ASN1_TYPE *type)
	{
	int ret;

	if (c->cipher->get_asn1_parameters != NULL)
		ret=c->cipher->get_asn1_parameters(c,type);
	else if (c->cipher->flags & EVP_CIPH_FLAG_DEFAULT_ASN1)
		ret=EVP_CIPHER_get_asn1_iv(c, type);
	else
		ret=-1;
	return(ret);
	}