FC_DecryptUpdate - decrypt a block of a multi-part encryption operation.
CK_RV FC_DecryptUpdate( CK_SESSION_HANDLE hSession, CK_BYTE_PTR pEncryptedPart, CK_ULONG usEncryptedPartLen, CK_BYTE_PTR pPart, CK_ULONG_PTR pusPartLen );
[in] session handle.
[in] pointer to the next block of data to be decrypted.
[in] length of data block in bytes.
[out] pointer to location where recovered block is to be stored.
[in,out] pointer the location where the number of bytes of recovered data is to be stored.
FC_DecryptUpdate decrypts a block of data according to the attributes of the previous call to
FC_DecryptInit. The block may be part of a multi-part decryption operation.
A user must log into the token (to assume the NSS User role) before calling