from nx_secure_x509.h:949
UINT _nx_secure_x509_certificate_initialize(NX_SECURE_X509_CERT *certificate,
UCHAR *certificate_data,
USHORT length,
UCHAR *raw_data_buffer,
USHORT buffer_size,
const UCHAR *private_key,
USHORT priv_len,
UINT private_key_type);
Implemented in nx_secure_x509_certificate_initialize.c:111