How to get CKA_ID from public/private Key pair of USB Token?

Question

I have a USB token contain certificate, public/private key pair, how can i get

#define CKA_ID
Key identifier for public/private key pair (default empty).

From PKCS 11 document using C++?

Answer 1

1. First find the certificate with CKO_CERTIFICATE. (C_FindObjectsInit, C_FindObjects, C_FindObjectsFinal)

2.Get the CKA_ID using C_GetAttributeValue