C_GetObjectSize() public méthode

Gets the size of an object in bytes
public C_GetObjectSize ( uint session, uint objectId, uint &size ) : CKR
session uint The session's handle
objectId uint The object's handle
size uint Location that receives the size in bytes of the object
Résultat CKR
        public void _03_GetObjectSizeTest()
        {
            if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 1)
                Assert.Inconclusive("Test cannot be executed on this platform");
            
            CKR rv = CKR.CKR_OK;
            
            using (Pkcs11 pkcs11 = new Pkcs11(Settings.Pkcs11LibraryPath))
            {
                rv = pkcs11.C_Initialize(Settings.InitArgs41);
                if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_CRYPTOKI_ALREADY_INITIALIZED))
                    Assert.Fail(rv.ToString());
                
                // Find first slot with token present
                uint slotId = Helpers.GetUsableSlot(pkcs11);
                
                uint session = CK.CK_INVALID_HANDLE;
                rv = pkcs11.C_OpenSession(slotId, (CKF.CKF_SERIAL_SESSION | CKF.CKF_RW_SESSION), IntPtr.Zero, IntPtr.Zero, ref session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                // Login as normal user
                rv = pkcs11.C_Login(session, CKU.CKU_USER, Settings.NormalUserPinArray, Convert.ToUInt32(Settings.NormalUserPinArray.Length));
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                // Create object
                uint objectId = CK.CK_INVALID_HANDLE;
                rv = Helpers.CreateDataObject(pkcs11, session, ref objectId);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                // Determine object size
                uint objectSize = 0;
                rv = pkcs11.C_GetObjectSize(session, objectId, ref objectSize);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                Assert.IsTrue(objectSize > 0);

                rv = pkcs11.C_DestroyObject(session, objectId);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_Logout(session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_CloseSession(session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_Finalize(IntPtr.Zero);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
            }
        }