/// <summary>
/// Initializes a search for token and session objects that match a attributes
/// </summary>
/// <param name="attributes">Attributes that should be matched</param>
public void FindObjectsInit(List<ObjectAttribute> attributes)
{
if (this._disposed)
throw new ObjectDisposedException(this.GetType().FullName);
CK_ATTRIBUTE[] template = null;
uint templateLength = 0;
if (attributes != null)
{
templateLength = Convert.ToUInt32(attributes.Count);
template = new CK_ATTRIBUTE[templateLength];
for (int i = 0; i < templateLength; i++)
template[i] = attributes[i].CkAttribute;
}
CKR rv = _p11.C_FindObjectsInit(_sessionId, template, templateLength);
if (rv != CKR.CKR_OK)
throw new Pkcs11Exception("C_FindObjectsInit", rv);
}
/// <summary>
/// Derives a key from a base key, creating a new key object
/// </summary>
/// <param name="mechanism">Derivation mechanism</param>
/// <param name="baseKeyHandle">Handle of base key</param>
/// <param name="attributes">Attributes for the new key</param>
/// <returns>Handle of derived key</returns>
public ObjectHandle DeriveKey(Mechanism mechanism, ObjectHandle baseKeyHandle, List<ObjectAttribute> attributes)
{
if (this._disposed)
throw new ObjectDisposedException(this.GetType().FullName);
if (mechanism == null)
throw new ArgumentNullException("mechanism");
if (baseKeyHandle == null)
throw new ArgumentNullException("baseKeyHandle");
CK_MECHANISM ckMechanism = mechanism.CkMechanism;
CK_ATTRIBUTE[] template = null;
uint templateLen = 0;
if (attributes != null)
{
template = new CK_ATTRIBUTE[attributes.Count];
for (int i = 0; i < attributes.Count; i++)
template[i] = attributes[i].CkAttribute;
templateLen = Convert.ToUInt32(attributes.Count);
}
uint derivedKey = CK.CK_INVALID_HANDLE;
CKR rv = _p11.C_DeriveKey(_sessionId, ref ckMechanism, baseKeyHandle.ObjectId, template, templateLen, ref derivedKey);
if (rv != CKR.CKR_OK)
throw new Pkcs11Exception("C_DeriveKey", rv);
return new ObjectHandle(derivedKey);
}
/// <summary>
/// Obtains the value of one or more attributes of an object
/// </summary>
/// <param name="objectHandle">Handle of object whose attributes should be read</param>
/// <param name="attributes">List of attributes that should be read</param>
/// <returns>Object attributes</returns>
public List<ObjectAttribute> GetAttributeValue(ObjectHandle objectHandle, List<uint> attributes)
{
if (this._disposed)
throw new ObjectDisposedException(this.GetType().FullName);
if (objectHandle == null)
throw new ArgumentNullException("objectHandle");
if (attributes == null)
throw new ArgumentNullException("attributes");
if (attributes.Count < 1)
throw new ArgumentException("No attributes specified", "attributes");
// Prepare array of CK_ATTRIBUTEs
CK_ATTRIBUTE[] template = new CK_ATTRIBUTE[attributes.Count];
for (int i = 0; i < attributes.Count; i++)
template[i] = CkaUtils.CreateAttribute(attributes[i]);
// Determine size of attribute values
CKR rv = _p11.C_GetAttributeValue(_sessionId, objectHandle.ObjectId, template, Convert.ToUInt32(template.Length));
if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_ATTRIBUTE_SENSITIVE) && (rv != CKR.CKR_ATTRIBUTE_TYPE_INVALID))
throw new Pkcs11Exception("C_GetAttributeValue", rv);
// Allocate memory for each attribute
for (int i = 0; i < template.Length; i++)
{
// PKCS#11 v2.20 page 133:
// If the specified attribute (i.e., the attribute specified by the type field) for the object
// cannot be revealed because the object is sensitive or unextractable, then the
// ulValueLen field in that triple is modified to hold the value -1 (i.e., when it is cast to a
// CK_LONG, it holds -1).
if ((int)template[i].valueLen != -1)
template[i].value = Common.UnmanagedMemory.Allocate(Convert.ToInt32(template[i].valueLen));
}
// Read values of attributes
rv = _p11.C_GetAttributeValue(_sessionId, objectHandle.ObjectId, template, Convert.ToUInt32(template.Length));
if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_ATTRIBUTE_SENSITIVE) && (rv != CKR.CKR_ATTRIBUTE_TYPE_INVALID))
throw new Pkcs11Exception("C_GetAttributeValue", rv);
// Convert CK_ATTRIBUTEs to ObjectAttributes
List<ObjectAttribute> outAttributes = new List<ObjectAttribute>();
for (int i = 0; i < template.Length; i++)
outAttributes.Add(new ObjectAttribute(template[i]));
return outAttributes;
}
/// <summary>
/// Copies instance members to CK_ATTRIBUTE struct
/// </summary>
/// <param name="ckAttribute">Destination CK_ATTRIBUTE struct</param>
public void ToCkAttributeStruct(ref CK_ATTRIBUTE ckAttribute)
{
ckAttribute.type = type;
ckAttribute.value = value;
ckAttribute.valueLen = valueLen;
}
/// <summary>
/// Generates a secret key or set of domain parameters, creating a new object
/// </summary>
/// <param name="mechanism">Generation mechanism</param>
/// <param name="attributes">Attributes of the new key or set of domain parameters</param>
/// <returns>Handle of the new key or set of domain parameters</returns>
public ObjectHandle GenerateKey(Mechanism mechanism, List<ObjectAttribute> attributes)
{
if (this._disposed)
throw new ObjectDisposedException(this.GetType().FullName);
if (mechanism == null)
throw new ArgumentNullException("mechanism");
CK_MECHANISM ckMechanism = mechanism.CkMechanism;
CK_ATTRIBUTE[] template = null;
uint templateLength = 0;
if (attributes != null)
{
templateLength = Convert.ToUInt32(attributes.Count);
template = new CK_ATTRIBUTE[templateLength];
for (int i = 0; i < templateLength; i++)
template[i] = attributes[i].CkAttribute;
}
uint keyId = CK.CK_INVALID_HANDLE;
CKR rv = _p11.C_GenerateKey(_sessionId, ref ckMechanism, template, templateLength, ref keyId);
if (rv != CKR.CKR_OK)
throw new Pkcs11Exception("C_GenerateKey", rv);
return new ObjectHandle(keyId);
}
internal static extern CKR C_UnwrapKey(uint session, ref CK_MECHANISM mechanism, uint unwrappingKey, byte[] wrappedKey, uint wrappedKeyLen, CK_ATTRIBUTE[] template, uint attributeCount, ref uint key);
internal static extern CKR C_CopyObject(uint session, uint objectId, CK_ATTRIBUTE[] template, uint count, ref uint newObjectId);
public void _08_AttributeArrayAttributeTest()
{
if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 1)
{
Assert.Inconclusive("Test cannot be executed on this platform");
}
ObjectAttribute nestedAttribute1 = new ObjectAttribute(CKA.CKA_TOKEN, true);
ObjectAttribute nestedAttribute2 = new ObjectAttribute(CKA.CKA_PRIVATE, true);
List <ObjectAttribute> originalValue = new List <ObjectAttribute>();
originalValue.Add(nestedAttribute1);
originalValue.Add(nestedAttribute2);
// Create attribute with attribute array value
using (ObjectAttribute attr = new ObjectAttribute(CKA.CKA_WRAP_TEMPLATE, originalValue))
{
Assert.IsTrue(attr.Type == (uint)CKA.CKA_WRAP_TEMPLATE);
List <ObjectAttribute> recoveredValue = attr.GetValueAsObjectAttributeList();
Assert.IsTrue(recoveredValue.Count == 2);
Assert.IsTrue(recoveredValue[0].Type == (uint)CKA.CKA_TOKEN);
Assert.IsTrue(recoveredValue[0].GetValueAsBool() == true);
Assert.IsTrue(recoveredValue[1].Type == (uint)CKA.CKA_PRIVATE);
Assert.IsTrue(recoveredValue[1].GetValueAsBool() == true);
}
// There is the same pointer to unmanaged memory in both nestedAttribute1 and recoveredValue[0] instances
// therefore private low level attribute structure needs to be modified to prevent double free.
// This special handling is needed only in this synthetic test and should be avoided in real world application.
LLA41.CK_ATTRIBUTE ckAttribute1 = (LLA41.CK_ATTRIBUTE) typeof(ObjectAttribute).GetField("_ckAttribute", BindingFlags.NonPublic | BindingFlags.Instance).GetValue(nestedAttribute1);
ckAttribute1.value = IntPtr.Zero;
ckAttribute1.valueLen = 0;
typeof(ObjectAttribute).GetField("_ckAttribute", BindingFlags.NonPublic | BindingFlags.Instance).SetValue(nestedAttribute1, ckAttribute1);
// There is the same pointer to unmanaged memory in both nestedAttribute2 and recoveredValue[1] instances
// therefore private low level attribute structure needs to be modified to prevent double free.
// This special handling is needed only in this synthetic test and should be avoided in real world application.
LLA41.CK_ATTRIBUTE ckAttribute2 = (LLA41.CK_ATTRIBUTE) typeof(ObjectAttribute).GetField("_ckAttribute", BindingFlags.NonPublic | BindingFlags.Instance).GetValue(nestedAttribute2);
ckAttribute2.value = IntPtr.Zero;
ckAttribute2.valueLen = 0;
typeof(ObjectAttribute).GetField("_ckAttribute", BindingFlags.NonPublic | BindingFlags.Instance).SetValue(nestedAttribute2, ckAttribute2);
originalValue = null;
// Create attribute with null attribute array value
using (ObjectAttribute attr = new ObjectAttribute(CKA.CKA_WRAP_TEMPLATE, originalValue))
{
Assert.IsTrue(attr.Type == (uint)CKA.CKA_WRAP_TEMPLATE);
Assert.IsTrue(attr.GetValueAsObjectAttributeList() == originalValue);
}
originalValue = new List <ObjectAttribute>();
// Create attribute with empty attribute array value
using (ObjectAttribute attr = new ObjectAttribute(CKA.CKA_WRAP_TEMPLATE, originalValue))
{
Assert.IsTrue(attr.Type == (uint)CKA.CKA_WRAP_TEMPLATE);
Assert.IsTrue(attr.GetValueAsObjectAttributeList() == null);
}
}
public void _07_AttributeArrayAttributeTest()
{
if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 1)
Assert.Inconclusive("Test cannot be executed on this platform");
CK_ATTRIBUTE[] originalValue = new CK_ATTRIBUTE[2];
originalValue[0] = CkaUtils.CreateAttribute(CKA.CKA_TOKEN, true);
originalValue[1] = CkaUtils.CreateAttribute(CKA.CKA_PRIVATE, true);
// Create attribute with attribute array value
CK_ATTRIBUTE attr = CkaUtils.CreateAttribute(CKA.CKA_WRAP_TEMPLATE, originalValue);
Assert.IsTrue(attr.type == (uint)CKA.CKA_WRAP_TEMPLATE);
Assert.IsTrue(attr.value != IntPtr.Zero);
Assert.IsTrue(attr.valueLen == (UnmanagedMemory.SizeOf(typeof(CK_ATTRIBUTE)) * originalValue.Length));
CK_ATTRIBUTE[] recoveredValue = null;
// Read the value of attribute
CkaUtils.ConvertValue(ref attr, out recoveredValue);
Assert.IsTrue(originalValue.Length == recoveredValue.Length);
for (int i = 0; i < recoveredValue.Length; i++)
{
Assert.IsTrue(originalValue[i].type == recoveredValue[i].type);
Assert.IsTrue(originalValue[i].valueLen == recoveredValue[i].valueLen);
bool originalBool = false;
// Read the value of nested attribute
CkaUtils.ConvertValue(ref originalValue[i], out originalBool);
bool recoveredBool = true;
// Read the value of nested attribute
CkaUtils.ConvertValue(ref recoveredValue[i], out recoveredBool);
Assert.IsTrue(originalBool == recoveredBool);
// In this example there is the same pointer to unmanaged memory
// in both originalValue and recoveredValue array therefore it
// needs to be freed only once.
Assert.IsTrue(originalValue[i].value == recoveredValue[i].value);
// Free value of nested attributes
UnmanagedMemory.Free(ref originalValue[i].value);
originalValue[i].valueLen = 0;
recoveredValue[i].value = IntPtr.Zero;
recoveredValue[i].valueLen = 0;
}
// Free attribute value
UnmanagedMemory.Free(ref attr.value);
attr.valueLen = 0;
Assert.IsTrue(attr.type == (uint)CKA.CKA_WRAP_TEMPLATE);
Assert.IsTrue(attr.value == IntPtr.Zero);
Assert.IsTrue(attr.valueLen == 0);
// Create attribute with null attribute array value
attr = CkaUtils.CreateAttribute(CKA.CKA_WRAP_TEMPLATE, (CK_ATTRIBUTE[])null);
Assert.IsTrue(attr.type == (uint)CKA.CKA_WRAP_TEMPLATE);
Assert.IsTrue(attr.value == IntPtr.Zero);
Assert.IsTrue(attr.valueLen == 0);
// Create attribute with empty attribute array value
attr = CkaUtils.CreateAttribute(CKA.CKA_WRAP_TEMPLATE, new CK_ATTRIBUTE[0]);
Assert.IsTrue(attr.type == (uint)CKA.CKA_WRAP_TEMPLATE);
Assert.IsTrue(attr.value == IntPtr.Zero);
Assert.IsTrue(attr.valueLen == 0);
}
/// <summary>
/// Returns list of object attributes defined by PKCS#11 URI
/// </summary>
/// <param name="pkcs11Uri">PKCS#11 URI</param>
/// <param name="objectAttributes">List of object attributes defined by PKCS#11 URI</param>
public static void GetObjectAttributes(Pkcs11Uri pkcs11Uri, out CK_ATTRIBUTE[] objectAttributes)
{
if (pkcs11Uri == null)
throw new ArgumentNullException("pkcs11Uri");
List<CK_ATTRIBUTE> attributes = null;
if (pkcs11Uri.DefinesObject)
{
attributes = new List<CK_ATTRIBUTE>();
if (pkcs11Uri.Type != null)
attributes.Add(CkaUtils.CreateAttribute(CKA.CKA_CLASS, pkcs11Uri.Type.Value));
if (pkcs11Uri.Object != null)
attributes.Add(CkaUtils.CreateAttribute(CKA.CKA_LABEL, pkcs11Uri.Object));
if (pkcs11Uri.Id != null)
attributes.Add(CkaUtils.CreateAttribute(CKA.CKA_ID, pkcs11Uri.Id));
}
objectAttributes = attributes.ToArray();
}
public void _01_GetAttributeValueTest()
{
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());
// Prepare list of empty attributes we want to read
CK_ATTRIBUTE[] template = new CK_ATTRIBUTE[2];
template[0] = CkaUtils.CreateAttribute(CKA.CKA_LABEL);
template[1] = CkaUtils.CreateAttribute(CKA.CKA_VALUE);
// Get size of each individual attribute value in first call
rv = pkcs11.C_GetAttributeValue(session, objectId, template, Convert.ToUInt32(template.Length));
if (rv != CKR.CKR_OK)
Assert.Fail(rv.ToString());
// In LowLevelAPI we have to allocate unmanaged memory for attribute value
for (int i = 0; i < template.Length; i++)
template[i].value = UnmanagedMemory.Allocate(Convert.ToInt32(template[i].valueLen));
// Get attribute value in second call
rv = pkcs11.C_GetAttributeValue(session, objectId, template, Convert.ToUInt32(template.Length));
if (rv != CKR.CKR_OK)
Assert.Fail(rv.ToString());
// Do something interesting with attribute value
byte[] ckaLabel = UnmanagedMemory.Read(template[0].value, Convert.ToInt32(template[0].valueLen));
Assert.IsTrue(Convert.ToBase64String(ckaLabel) == Convert.ToBase64String(Settings.ApplicationNameArray));
// In LowLevelAPI we have to free unmanaged memory taken by attributes
for (int i = 0; i < template.Length; i++)
{
UnmanagedMemory.Free(ref template[i].value);
template[i].valueLen = 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());
}
}
/// <summary>
/// Creates attribute defined by low level CK_ATTRIBUTE structure
/// </summary>
/// <param name="attribute">CK_ATTRIBUTE structure</param>
internal ObjectAttribute(CK_ATTRIBUTE attribute)
{
_ckAttribute = attribute;
}
/// <summary>
/// Creates attribute of given type with mechanism array value
/// </summary>
/// <param name="type">Attribute type</param>
/// <param name="value">Attribute value</param>
public ObjectAttribute(CKA type, List<CKM> value)
{
CKM[] mechanisms = null;
if (value != null)
mechanisms = value.ToArray();
_ckAttribute = CkaUtils.CreateAttribute(type, mechanisms);
}
/// <summary>
/// Creates attribute of given type with uint array value
/// </summary>
/// <param name="type">Attribute type</param>
/// <param name="value">Attribute value</param>
public ObjectAttribute(CKA type, List<uint> value)
{
uint[] uints = null;
if (value != null)
uints = value.ToArray();
_ckAttribute = CkaUtils.CreateAttribute(type, uints);
}
/// <summary>
/// Creates attribute of given type with attribute array value
/// </summary>
/// <param name="type">Attribute type</param>
/// <param name="value">Attribute value</param>
public ObjectAttribute(CKA type, List<ObjectAttribute> value)
{
CK_ATTRIBUTE[] attributes = null;
if (value != null)
{
attributes = new CK_ATTRIBUTE[value.Count];
for (int i = 0; i < value.Count; i++)
attributes[i] = value[i].CkAttribute;
}
// Note: Each attribute in the input list still owns unmanaged memory used by its value and will free it when disposed.
_ckAttribute = CkaUtils.CreateAttribute(type, attributes);
}
/// <summary>
/// Creates the data object.
/// </summary>
/// <param name='pkcs11'>Initialized PKCS11 wrapper</param>
/// <param name='session'>Read-write session with user logged in</param>
/// <param name='objectId'>Output parameter for data object handle</param>
/// <returns>Return value of C_CreateObject</returns>
public static CKR CreateDataObject(Pkcs11 pkcs11, uint session, ref uint objectId)
{
CKR rv = CKR.CKR_OK;
// Prepare attribute template of new data object
CK_ATTRIBUTE[] template = new CK_ATTRIBUTE[5];
template[0] = CkaUtils.CreateAttribute(CKA.CKA_CLASS, CKO.CKO_DATA);
template[1] = CkaUtils.CreateAttribute(CKA.CKA_TOKEN, true);
template[2] = CkaUtils.CreateAttribute(CKA.CKA_APPLICATION, Settings.ApplicationName);
template[3] = CkaUtils.CreateAttribute(CKA.CKA_LABEL, Settings.ApplicationName);
template[4] = CkaUtils.CreateAttribute(CKA.CKA_VALUE, "Data object content");
// Create object
rv = pkcs11.C_CreateObject(session, template, Convert.ToUInt32(template.Length), ref objectId);
// In LowLevelAPI caller has to free unmanaged memory taken by attributes
for (int i = 0; i < template.Length; i++)
{
UnmanagedMemory.Free(ref template[i].value);
template[i].valueLen = 0;
}
return rv;
}
internal static extern CKR C_GenerateKeyPair(uint session, ref CK_MECHANISM mechanism, CK_ATTRIBUTE[] publicKeyTemplate, uint publicKeyAttributeCount, CK_ATTRIBUTE[] privateKeyTemplate, uint privateKeyAttributeCount, ref uint publicKey, ref uint privateKey);
/// <summary>
/// Generates symetric key.
/// </summary>
/// <param name='pkcs11'>Initialized PKCS11 wrapper</param>
/// <param name='session'>Read-write session with user logged in</param>
/// <param name='keyId'>Output parameter for key object handle</param>
/// <returns>Return value of C_GenerateKey</returns>
public static CKR GenerateKey(Pkcs11 pkcs11, uint session, ref uint keyId)
{
CKR rv = CKR.CKR_OK;
// Prepare attribute template of new key
CK_ATTRIBUTE[] template = new CK_ATTRIBUTE[6];
template[0] = CkaUtils.CreateAttribute(CKA.CKA_CLASS, CKO.CKO_SECRET_KEY);
template[1] = CkaUtils.CreateAttribute(CKA.CKA_KEY_TYPE, CKK.CKK_DES3);
template[2] = CkaUtils.CreateAttribute(CKA.CKA_ENCRYPT, true);
template[3] = CkaUtils.CreateAttribute(CKA.CKA_DECRYPT, true);
template[4] = CkaUtils.CreateAttribute(CKA.CKA_DERIVE, true);
template[5] = CkaUtils.CreateAttribute(CKA.CKA_EXTRACTABLE, true);
// Specify key generation mechanism (needs no parameter => no unamanaged memory is needed)
CK_MECHANISM mechanism = CkmUtils.CreateMechanism(CKM.CKM_DES3_KEY_GEN);
// Generate key
rv = pkcs11.C_GenerateKey(session, ref mechanism, template, Convert.ToUInt32(template.Length), ref keyId);
// In LowLevelAPI we have to free unmanaged memory taken by attributes
for (int i = 0; i < template.Length; i++)
{
UnmanagedMemory.Free(ref template[i].value);
template[i].valueLen = 0;
}
return rv;
}
internal static extern CKR C_DeriveKey(uint session, ref CK_MECHANISM mechanism, uint baseKey, CK_ATTRIBUTE[] template, uint attributeCount, ref uint key);
/// <summary>
/// Generates asymetric key pair.
/// </summary>
/// <param name='pkcs11'>Initialized PKCS11 wrapper</param>
/// <param name='session'>Read-write session with user logged in</param>
/// <param name='pubKeyId'>Output parameter for public key object handle</param>
/// <param name='privKeyId'>Output parameter for private key object handle</param>
/// <returns>Return value of C_GenerateKeyPair</returns>
public static CKR GenerateKeyPair(Pkcs11 pkcs11, uint session, ref uint pubKeyId, ref uint privKeyId)
{
CKR rv = CKR.CKR_OK;
// The CKA_ID attribute is intended as a means of distinguishing multiple key pairs held by the same subject
byte[] ckaId = new byte[20];
rv = pkcs11.C_GenerateRandom(session, ckaId, Convert.ToUInt32(ckaId.Length));
if (rv != CKR.CKR_OK)
return rv;
// Prepare attribute template of new public key
CK_ATTRIBUTE[] pubKeyTemplate = new CK_ATTRIBUTE[10];
pubKeyTemplate[0] = CkaUtils.CreateAttribute(CKA.CKA_TOKEN, true);
pubKeyTemplate[1] = CkaUtils.CreateAttribute(CKA.CKA_PRIVATE, false);
pubKeyTemplate[2] = CkaUtils.CreateAttribute(CKA.CKA_LABEL, Settings.ApplicationName);
pubKeyTemplate[3] = CkaUtils.CreateAttribute(CKA.CKA_ID, ckaId);
pubKeyTemplate[4] = CkaUtils.CreateAttribute(CKA.CKA_ENCRYPT, true);
pubKeyTemplate[5] = CkaUtils.CreateAttribute(CKA.CKA_VERIFY, true);
pubKeyTemplate[6] = CkaUtils.CreateAttribute(CKA.CKA_VERIFY_RECOVER, true);
pubKeyTemplate[7] = CkaUtils.CreateAttribute(CKA.CKA_WRAP, true);
pubKeyTemplate[8] = CkaUtils.CreateAttribute(CKA.CKA_MODULUS_BITS, 1024);
pubKeyTemplate[9] = CkaUtils.CreateAttribute(CKA.CKA_PUBLIC_EXPONENT, new byte[] { 0x01, 0x00, 0x01 });
// Prepare attribute template of new private key
CK_ATTRIBUTE[] privKeyTemplate = new CK_ATTRIBUTE[9];
privKeyTemplate[0] = CkaUtils.CreateAttribute(CKA.CKA_TOKEN, true);
privKeyTemplate[1] = CkaUtils.CreateAttribute(CKA.CKA_PRIVATE, true);
privKeyTemplate[2] = CkaUtils.CreateAttribute(CKA.CKA_LABEL, Settings.ApplicationName);
privKeyTemplate[3] = CkaUtils.CreateAttribute(CKA.CKA_ID, ckaId);
privKeyTemplate[4] = CkaUtils.CreateAttribute(CKA.CKA_SENSITIVE, true);
privKeyTemplate[5] = CkaUtils.CreateAttribute(CKA.CKA_DECRYPT, true);
privKeyTemplate[6] = CkaUtils.CreateAttribute(CKA.CKA_SIGN, true);
privKeyTemplate[7] = CkaUtils.CreateAttribute(CKA.CKA_SIGN_RECOVER, true);
privKeyTemplate[8] = CkaUtils.CreateAttribute(CKA.CKA_UNWRAP, true);
// Specify key generation mechanism (needs no parameter => no unamanaged memory is needed)
CK_MECHANISM mechanism = CkmUtils.CreateMechanism(CKM.CKM_RSA_PKCS_KEY_PAIR_GEN);
// Generate key pair
rv = pkcs11.C_GenerateKeyPair(session, ref mechanism, pubKeyTemplate, Convert.ToUInt32(pubKeyTemplate.Length), privKeyTemplate, Convert.ToUInt32(privKeyTemplate.Length), ref pubKeyId, ref privKeyId);
// In LowLevelAPI we have to free unmanaged memory taken by attributes
for (int i = 0; i < privKeyTemplate.Length; i++)
{
UnmanagedMemory.Free(ref privKeyTemplate[i].value);
privKeyTemplate[i].valueLen = 0;
}
for (int i = 0; i < pubKeyTemplate.Length; i++)
{
UnmanagedMemory.Free(ref pubKeyTemplate[i].value);
pubKeyTemplate[i].valueLen = 0;
}
return rv;
}
internal static extern CKR C_SetAttributeValue(uint session, uint objectId, CK_ATTRIBUTE[] template, uint count);
public void _02_GenerateKeyPairTest()
{
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());
// The CKA_ID attribute is intended as a means of distinguishing multiple key pairs held by the same subject
byte[] ckaId = new byte[20];
rv = pkcs11.C_GenerateRandom(session, ckaId, Convert.ToUInt32(ckaId.Length));
if (rv != CKR.CKR_OK)
Assert.Fail(rv.ToString());
// Prepare attribute template of new public key
CK_ATTRIBUTE[] pubKeyTemplate = new CK_ATTRIBUTE[10];
pubKeyTemplate[0] = CkaUtils.CreateAttribute(CKA.CKA_TOKEN, true);
pubKeyTemplate[1] = CkaUtils.CreateAttribute(CKA.CKA_PRIVATE, false);
pubKeyTemplate[2] = CkaUtils.CreateAttribute(CKA.CKA_LABEL, Settings.ApplicationName);
pubKeyTemplate[3] = CkaUtils.CreateAttribute(CKA.CKA_ID, ckaId);
pubKeyTemplate[4] = CkaUtils.CreateAttribute(CKA.CKA_ENCRYPT, true);
pubKeyTemplate[5] = CkaUtils.CreateAttribute(CKA.CKA_VERIFY, true);
pubKeyTemplate[6] = CkaUtils.CreateAttribute(CKA.CKA_VERIFY_RECOVER, true);
pubKeyTemplate[7] = CkaUtils.CreateAttribute(CKA.CKA_WRAP, true);
pubKeyTemplate[8] = CkaUtils.CreateAttribute(CKA.CKA_MODULUS_BITS, 1024);
pubKeyTemplate[9] = CkaUtils.CreateAttribute(CKA.CKA_PUBLIC_EXPONENT, new byte[] { 0x01, 0x00, 0x01 });
// Prepare attribute template of new private key
CK_ATTRIBUTE[] privKeyTemplate = new CK_ATTRIBUTE[9];
privKeyTemplate[0] = CkaUtils.CreateAttribute(CKA.CKA_TOKEN, true);
privKeyTemplate[1] = CkaUtils.CreateAttribute(CKA.CKA_PRIVATE, true);
privKeyTemplate[2] = CkaUtils.CreateAttribute(CKA.CKA_LABEL, Settings.ApplicationName);
privKeyTemplate[3] = CkaUtils.CreateAttribute(CKA.CKA_ID, ckaId);
privKeyTemplate[4] = CkaUtils.CreateAttribute(CKA.CKA_SENSITIVE, true);
privKeyTemplate[5] = CkaUtils.CreateAttribute(CKA.CKA_DECRYPT, true);
privKeyTemplate[6] = CkaUtils.CreateAttribute(CKA.CKA_SIGN, true);
privKeyTemplate[7] = CkaUtils.CreateAttribute(CKA.CKA_SIGN_RECOVER, true);
privKeyTemplate[8] = CkaUtils.CreateAttribute(CKA.CKA_UNWRAP, true);
// Specify key generation mechanism (needs no parameter => no unamanaged memory is needed)
CK_MECHANISM mechanism = CkmUtils.CreateMechanism(CKM.CKM_RSA_PKCS_KEY_PAIR_GEN);
// Generate key pair
uint pubKeyId = CK.CK_INVALID_HANDLE;
uint privKeyId = CK.CK_INVALID_HANDLE;
rv = pkcs11.C_GenerateKeyPair(session, ref mechanism, pubKeyTemplate, Convert.ToUInt32(pubKeyTemplate.Length), privKeyTemplate, Convert.ToUInt32(privKeyTemplate.Length), ref pubKeyId, ref privKeyId);
if (rv != CKR.CKR_OK)
Assert.Fail(rv.ToString());
// In LowLevelAPI we have to free unmanaged memory taken by attributes
for (int i = 0; i < privKeyTemplate.Length; i++)
{
UnmanagedMemory.Free(ref privKeyTemplate[i].value);
privKeyTemplate[i].valueLen = 0;
}
for (int i = 0; i < pubKeyTemplate.Length; i++)
{
UnmanagedMemory.Free(ref pubKeyTemplate[i].value);
pubKeyTemplate[i].valueLen = 0;
}
// Do something interesting with generated key pair
// Destroy object
rv = pkcs11.C_DestroyObject(session, privKeyId);
if (rv != CKR.CKR_OK)
Assert.Fail(rv.ToString());
rv = pkcs11.C_DestroyObject(session, pubKeyId);
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());
}
}
public void _08_AttributeArrayAttributeTest()
{
IObjectAttribute nestedAttribute1 = Settings.Factories.ObjectAttributeFactory.CreateObjectAttribute(CKA.CKA_TOKEN, true);
IObjectAttribute nestedAttribute2 = Settings.Factories.ObjectAttributeFactory.CreateObjectAttribute(CKA.CKA_PRIVATE, true);
List <IObjectAttribute> originalValue = new List <IObjectAttribute>();
originalValue.Add(nestedAttribute1);
originalValue.Add(nestedAttribute2);
// Create attribute with attribute array value
using (IObjectAttribute attr = Settings.Factories.ObjectAttributeFactory.CreateObjectAttribute(CKA.CKA_WRAP_TEMPLATE, originalValue))
{
Assert.IsTrue(attr.Type == ConvertUtils.UInt64FromCKA(CKA.CKA_WRAP_TEMPLATE));
List <IObjectAttribute> recoveredValue = attr.GetValueAsObjectAttributeList();
Assert.IsTrue(recoveredValue.Count == 2);
Assert.IsTrue(recoveredValue[0].Type == ConvertUtils.UInt64FromCKA(CKA.CKA_TOKEN));
Assert.IsTrue(recoveredValue[0].GetValueAsBool() == true);
Assert.IsTrue(recoveredValue[1].Type == ConvertUtils.UInt64FromCKA(CKA.CKA_PRIVATE));
Assert.IsTrue(recoveredValue[1].GetValueAsBool() == true);
}
if (Platform.NativeULongSize == 4)
{
if (Platform.StructPackingSize == 0)
{
// There is the same pointer to unmanaged memory in both nestedAttribute1 and recoveredValue[0] instances
// therefore private low level attribute structure needs to be modified to prevent double free.
// This special handling is needed only in this synthetic test and should be avoided in real world application.
HLA40.ObjectAttribute objectAttribute40a = (HLA40.ObjectAttribute)nestedAttribute1;
LLA40.CK_ATTRIBUTE ckAttribute40a = (LLA40.CK_ATTRIBUTE) typeof(HLA40.ObjectAttribute).GetField("_ckAttribute", BindingFlags.NonPublic | BindingFlags.Instance).GetValue(objectAttribute40a);
ckAttribute40a.value = IntPtr.Zero;
ckAttribute40a.valueLen = 0;
typeof(HLA40.ObjectAttribute).GetField("_ckAttribute", BindingFlags.NonPublic | BindingFlags.Instance).SetValue(objectAttribute40a, ckAttribute40a);
// There is the same pointer to unmanaged memory in both nestedAttribute2 and recoveredValue[1] instances
// therefore private low level attribute structure needs to be modified to prevent double free.
// This special handling is needed only in this synthetic test and should be avoided in real world application.
HLA40.ObjectAttribute objectAttribute40b = (HLA40.ObjectAttribute)nestedAttribute2;
LLA40.CK_ATTRIBUTE ckAttribute40b = (LLA40.CK_ATTRIBUTE) typeof(HLA40.ObjectAttribute).GetField("_ckAttribute", BindingFlags.NonPublic | BindingFlags.Instance).GetValue(objectAttribute40b);
ckAttribute40b.value = IntPtr.Zero;
ckAttribute40b.valueLen = 0;
typeof(HLA40.ObjectAttribute).GetField("_ckAttribute", BindingFlags.NonPublic | BindingFlags.Instance).SetValue(objectAttribute40b, ckAttribute40b);
}
else
{
// There is the same pointer to unmanaged memory in both nestedAttribute1 and recoveredValue[0] instances
// therefore private low level attribute structure needs to be modified to prevent double free.
// This special handling is needed only in this synthetic test and should be avoided in real world application.
HLA41.ObjectAttribute objectAttribute41a = (HLA41.ObjectAttribute)nestedAttribute1;
LLA41.CK_ATTRIBUTE ckAttribute41a = (LLA41.CK_ATTRIBUTE) typeof(HLA41.ObjectAttribute).GetField("_ckAttribute", BindingFlags.NonPublic | BindingFlags.Instance).GetValue(objectAttribute41a);
ckAttribute41a.value = IntPtr.Zero;
ckAttribute41a.valueLen = 0;
typeof(HLA41.ObjectAttribute).GetField("_ckAttribute", BindingFlags.NonPublic | BindingFlags.Instance).SetValue(objectAttribute41a, ckAttribute41a);
// There is the same pointer to unmanaged memory in both nestedAttribute2 and recoveredValue[1] instances
// therefore private low level attribute structure needs to be modified to prevent double free.
// This special handling is needed only in this synthetic test and should be avoided in real world application.
HLA41.ObjectAttribute objectAttribute41b = (HLA41.ObjectAttribute)nestedAttribute2;
LLA41.CK_ATTRIBUTE ckAttribute41b = (LLA41.CK_ATTRIBUTE) typeof(HLA41.ObjectAttribute).GetField("_ckAttribute", BindingFlags.NonPublic | BindingFlags.Instance).GetValue(objectAttribute41b);
ckAttribute41b.value = IntPtr.Zero;
ckAttribute41b.valueLen = 0;
typeof(HLA41.ObjectAttribute).GetField("_ckAttribute", BindingFlags.NonPublic | BindingFlags.Instance).SetValue(objectAttribute41b, ckAttribute41b);
}
}
else
{
if (Platform.StructPackingSize == 0)
{
// There is the same pointer to unmanaged memory in both nestedAttribute1 and recoveredValue[0] instances
// therefore private low level attribute structure needs to be modified to prevent double free.
// This special handling is needed only in this synthetic test and should be avoided in real world application.
HLA80.ObjectAttribute objectAttribute80a = (HLA80.ObjectAttribute)nestedAttribute1;
LLA80.CK_ATTRIBUTE ckAttribute80a = (LLA80.CK_ATTRIBUTE) typeof(HLA80.ObjectAttribute).GetField("_ckAttribute", BindingFlags.NonPublic | BindingFlags.Instance).GetValue(objectAttribute80a);
ckAttribute80a.value = IntPtr.Zero;
ckAttribute80a.valueLen = 0;
typeof(HLA80.ObjectAttribute).GetField("_ckAttribute", BindingFlags.NonPublic | BindingFlags.Instance).SetValue(objectAttribute80a, ckAttribute80a);
// There is the same pointer to unmanaged memory in both nestedAttribute2 and recoveredValue[1] instances
// therefore private low level attribute structure needs to be modified to prevent double free.
// This special handling is needed only in this synthetic test and should be avoided in real world application.
HLA80.ObjectAttribute objectAttribute80b = (HLA80.ObjectAttribute)nestedAttribute2;
LLA80.CK_ATTRIBUTE ckAttribute80b = (LLA80.CK_ATTRIBUTE) typeof(HLA80.ObjectAttribute).GetField("_ckAttribute", BindingFlags.NonPublic | BindingFlags.Instance).GetValue(objectAttribute80b);
ckAttribute80b.value = IntPtr.Zero;
ckAttribute80b.valueLen = 0;
typeof(HLA80.ObjectAttribute).GetField("_ckAttribute", BindingFlags.NonPublic | BindingFlags.Instance).SetValue(objectAttribute80b, ckAttribute80b);
}
else
{
// There is the same pointer to unmanaged memory in both nestedAttribute1 and recoveredValue[0] instances
// therefore private low level attribute structure needs to be modified to prevent double free.
// This special handling is needed only in this synthetic test and should be avoided in real world application.
HLA81.ObjectAttribute objectAttribute81a = (HLA81.ObjectAttribute)nestedAttribute1;
LLA81.CK_ATTRIBUTE ckAttribute81a = (LLA81.CK_ATTRIBUTE) typeof(HLA81.ObjectAttribute).GetField("_ckAttribute", BindingFlags.NonPublic | BindingFlags.Instance).GetValue(objectAttribute81a);
ckAttribute81a.value = IntPtr.Zero;
ckAttribute81a.valueLen = 0;
typeof(HLA81.ObjectAttribute).GetField("_ckAttribute", BindingFlags.NonPublic | BindingFlags.Instance).SetValue(objectAttribute81a, ckAttribute81a);
// There is the same pointer to unmanaged memory in both nestedAttribute2 and recoveredValue[1] instances
// therefore private low level attribute structure needs to be modified to prevent double free.
// This special handling is needed only in this synthetic test and should be avoided in real world application.
HLA81.ObjectAttribute objectAttribute81b = (HLA81.ObjectAttribute)nestedAttribute2;
LLA81.CK_ATTRIBUTE ckAttribute81b = (LLA81.CK_ATTRIBUTE) typeof(HLA81.ObjectAttribute).GetField("_ckAttribute", BindingFlags.NonPublic | BindingFlags.Instance).GetValue(objectAttribute81b);
ckAttribute81b.value = IntPtr.Zero;
ckAttribute81b.valueLen = 0;
typeof(HLA81.ObjectAttribute).GetField("_ckAttribute", BindingFlags.NonPublic | BindingFlags.Instance).SetValue(objectAttribute81b, ckAttribute81b);
}
}
originalValue = null;
// Create attribute with null attribute array value
using (IObjectAttribute attr = Settings.Factories.ObjectAttributeFactory.CreateObjectAttribute(CKA.CKA_WRAP_TEMPLATE, originalValue))
{
Assert.IsTrue(attr.Type == ConvertUtils.UInt64FromCKA(CKA.CKA_WRAP_TEMPLATE));
Assert.IsTrue(attr.GetValueAsObjectAttributeList() == originalValue);
}
originalValue = new List <IObjectAttribute>();
// Create attribute with empty attribute array value
using (IObjectAttribute attr = Settings.Factories.ObjectAttributeFactory.CreateObjectAttribute(CKA.CKA_WRAP_TEMPLATE, originalValue))
{
Assert.IsTrue(attr.Type == ConvertUtils.UInt64FromCKA(CKA.CKA_WRAP_TEMPLATE));
Assert.IsTrue(attr.GetValueAsObjectAttributeList() == null);
}
}
public void _01_GenerateKeyTest()
{
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());
// Prepare attribute template of new key
CK_ATTRIBUTE[] template = new CK_ATTRIBUTE[4];
template[0] = CkaUtils.CreateAttribute(CKA.CKA_CLASS, CKO.CKO_SECRET_KEY);
template[1] = CkaUtils.CreateAttribute(CKA.CKA_KEY_TYPE, CKK.CKK_DES3);
template[2] = CkaUtils.CreateAttribute(CKA.CKA_ENCRYPT, true);
template[3] = CkaUtils.CreateAttribute(CKA.CKA_DECRYPT, true);
// Specify key generation mechanism (needs no parameter => no unamanaged memory is needed)
CK_MECHANISM mechanism = CkmUtils.CreateMechanism(CKM.CKM_DES3_KEY_GEN);
// Generate key
uint keyId = CK.CK_INVALID_HANDLE;
rv = pkcs11.C_GenerateKey(session, ref mechanism, template, Convert.ToUInt32(template.Length), ref keyId);
if (rv != CKR.CKR_OK)
Assert.Fail(rv.ToString());
// In LowLevelAPI we have to free unmanaged memory taken by attributes
for (int i = 0; i < template.Length; i++)
{
UnmanagedMemory.Free(ref template[i].value);
template[i].valueLen = 0;
}
// Do something interesting with generated key
// Destroy object
rv = pkcs11.C_DestroyObject(session, keyId);
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());
}
}
/// <summary>
/// Generates a public/private key pair, creating new key objects
/// </summary>
/// <param name="mechanism">Key generation mechanism</param>
/// <param name="publicKeyAttributes">Attributes of the public key</param>
/// <param name="privateKeyAttributes">Attributes of the private key</param>
/// <param name="publicKeyHandle">Handle of the new public key</param>
/// <param name="privateKeyHandle">Handle of the new private key</param>
public void GenerateKeyPair(Mechanism mechanism, List<ObjectAttribute> publicKeyAttributes, List<ObjectAttribute> privateKeyAttributes, out ObjectHandle publicKeyHandle, out ObjectHandle privateKeyHandle)
{
if (this._disposed)
throw new ObjectDisposedException(this.GetType().FullName);
if (mechanism == null)
throw new ArgumentNullException("mechanism");
CK_MECHANISM ckMechanism = mechanism.CkMechanism;
CK_ATTRIBUTE[] publicKeyTemplate = null;
uint publicKeyTemplateLength = 0;
if (publicKeyAttributes != null)
{
publicKeyTemplateLength = Convert.ToUInt32(publicKeyAttributes.Count);
publicKeyTemplate = new CK_ATTRIBUTE[publicKeyTemplateLength];
for (int i = 0; i < publicKeyTemplateLength; i++)
publicKeyTemplate[i] = publicKeyAttributes[i].CkAttribute;
}
CK_ATTRIBUTE[] privateKeyTemplate = null;
uint privateKeyTemplateLength = 0;
if (privateKeyAttributes != null)
{
privateKeyTemplateLength = Convert.ToUInt32(privateKeyAttributes.Count);
privateKeyTemplate = new CK_ATTRIBUTE[privateKeyTemplateLength];
for (int i = 0; i < privateKeyTemplateLength; i++)
privateKeyTemplate[i] = privateKeyAttributes[i].CkAttribute;
}
uint publicKeyId = CK.CK_INVALID_HANDLE;
uint privateKeyId = CK.CK_INVALID_HANDLE;
CKR rv = _p11.C_GenerateKeyPair(_sessionId, ref ckMechanism, publicKeyTemplate, publicKeyTemplateLength, privateKeyTemplate, privateKeyTemplateLength, ref publicKeyId, ref privateKeyId);
if (rv != CKR.CKR_OK)
throw new Pkcs11Exception("C_GenerateKeyPair", rv);
publicKeyHandle = new ObjectHandle(publicKeyId);
privateKeyHandle = new ObjectHandle(privateKeyId);
}
public void _01_CreateDestroyObjectTest()
{
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());
// Prepare attribute template of new data object
CK_ATTRIBUTE[] template = new CK_ATTRIBUTE[5];
template[0] = CkaUtils.CreateAttribute(CKA.CKA_CLASS, CKO.CKO_DATA);
template[1] = CkaUtils.CreateAttribute(CKA.CKA_TOKEN, true);
template[2] = CkaUtils.CreateAttribute(CKA.CKA_APPLICATION, Settings.ApplicationName);
template[3] = CkaUtils.CreateAttribute(CKA.CKA_LABEL, Settings.ApplicationName);
template[4] = CkaUtils.CreateAttribute(CKA.CKA_VALUE, "Data object content");
// Create object
uint objectId = CK.CK_INVALID_HANDLE;
rv = pkcs11.C_CreateObject(session, template, Convert.ToUInt32(template.Length), ref objectId);
if (rv != CKR.CKR_OK)
Assert.Fail(rv.ToString());
// In LowLevelAPI we have to free unmanaged memory taken by attributes
for (int i = 0; i < template.Length; i++)
{
UnmanagedMemory.Free(ref template[i].value);
template[i].valueLen = 0;
}
// Do something interesting with new object
// Destroy object
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());
}
}
/// <summary>
/// Copies an object, creating a new object for the copy
/// </summary>
/// <param name="objectHandle">Handle of object to be copied</param>
/// <param name="attributes">New values for any attributes of the object that can ordinarily be modified</param>
/// <returns>Handle of copied object</returns>
public ObjectHandle CopyObject(ObjectHandle objectHandle, List<ObjectAttribute> attributes)
{
if (this._disposed)
throw new ObjectDisposedException(this.GetType().FullName);
if (objectHandle == null)
throw new ArgumentNullException("objectHandle");
uint objectId = CK.CK_INVALID_HANDLE;
CK_ATTRIBUTE[] template = null;
uint templateLength = 0;
if (attributes != null)
{
templateLength = Convert.ToUInt32(attributes.Count);
template = new CK_ATTRIBUTE[templateLength];
for (int i = 0; i < templateLength; i++)
template[i] = attributes[i].CkAttribute;
}
CKR rv = _p11.C_CopyObject(_sessionId, objectHandle.ObjectId, template, templateLength, ref objectId);
if (rv != CKR.CKR_OK)
throw new Pkcs11Exception("C_CopyObject", rv);
return new ObjectHandle(objectId);
}
internal static extern CKR C_FindObjectsInit(uint session, CK_ATTRIBUTE[] template, uint count);
/// <summary>
/// Modifies the value of one or more attributes of an object
/// </summary>
/// <param name="objectHandle">Handle of object whose attributes should be modified</param>
/// <param name="attributes">List of attributes that should be modified</param>
public void SetAttributeValue(ObjectHandle objectHandle, List<ObjectAttribute> attributes)
{
if (this._disposed)
throw new ObjectDisposedException(this.GetType().FullName);
if (objectHandle == null)
throw new ArgumentNullException("objectHandle");
if (attributes == null)
throw new ArgumentNullException("attributes");
if (attributes.Count < 1)
throw new ArgumentException("No attributes specified", "attributes");
CK_ATTRIBUTE[] template = new CK_ATTRIBUTE[attributes.Count];
for (int i = 0; i < attributes.Count; i++)
template[i] = attributes[i].CkAttribute;
CKR rv = _p11.C_SetAttributeValue(_sessionId, objectHandle.ObjectId, template, Convert.ToUInt32(template.Length));
if (rv != CKR.CKR_OK)
throw new Pkcs11Exception("C_SetAttributeValue", rv);
}
internal static extern CKR C_GenerateKey(uint session, ref CK_MECHANISM mechanism, CK_ATTRIBUTE[] template, uint count, ref uint key);
/// <summary>
/// Searches for all token and session objects that match provided attributes
/// </summary>
/// <param name="attributes">Attributes that should be matched</param>
/// <returns>Handles of found objects</returns>
public List<ObjectHandle> FindAllObjects(List<ObjectAttribute> attributes)
{
if (this._disposed)
throw new ObjectDisposedException(this.GetType().FullName);
List<ObjectHandle> foundObjects = new List<ObjectHandle>();
CK_ATTRIBUTE[] template = null;
uint templateLength = 0;
if (attributes != null)
{
templateLength = Convert.ToUInt32(attributes.Count);
template = new CK_ATTRIBUTE[templateLength];
for (int i = 0; i < templateLength; i++)
template[i] = attributes[i].CkAttribute;
}
CKR rv = _p11.C_FindObjectsInit(_sessionId, template, templateLength);
if (rv != CKR.CKR_OK)
throw new Pkcs11Exception("C_FindObjectsInit", rv);
uint objectsLength = 256;
uint[] objects = new uint[objectsLength];
uint objectCount = objectsLength;
while (objectCount == objectsLength)
{
rv = _p11.C_FindObjects(_sessionId, objects, objectsLength, ref objectCount);
if (rv != CKR.CKR_OK)
throw new Pkcs11Exception("C_FindObjects", rv);
for (int i = 0; i < objectCount; i++)
foundObjects.Add(new ObjectHandle(objects[i]));
}
rv = _p11.C_FindObjectsFinal(_sessionId);
if (rv != CKR.CKR_OK)
throw new Pkcs11Exception("C_FindObjectsFinal", rv);
return foundObjects;
}
/// <summary>
/// Creates attribute of given type with DateTime (CK_DATE) value
/// </summary>
/// <param name="type">Attribute type</param>
/// <param name="value">Attribute value</param>
public ObjectAttribute(CKA type, DateTime value)
{
_ckAttribute = CkaUtils.CreateAttribute(type, value);
}
