| public C_GetSlotList ( bool tokenPresent, uint slotList, uint &count ) : CKR | ||
| tokenPresent | bool | Indicates whether the list obtained includes only those slots with a token present (true) or all slots (false) |
| slotList | uint | /// If set to null then the number of slots is returned in "count" parameter, without actually returning a list of slots. /// If not set to null then "count" parameter must contain the lenght of slotList array and slot list is returned in "slotList" parameter. /// |
| count | uint | Location that receives the number of slots |
| return | CKR | |
/// <summary>
/// Finds slot containing the token that matches criteria specified in Settings class
/// </summary>
/// <param name='pkcs11'>Initialized PKCS11 wrapper</param>
/// <returns>Slot containing the token that matches criteria</returns>
public static uint GetUsableSlot(Pkcs11 pkcs11)
{
CKR rv = CKR.CKR_OK;
// Get list of available slots with token present
uint slotCount = 0;
rv = pkcs11.C_GetSlotList(true, null, ref slotCount);
if (rv != CKR.CKR_OK)
Assert.Fail(rv.ToString());
Assert.IsTrue(slotCount > 0);
uint[] slotList = new uint[slotCount];
rv = pkcs11.C_GetSlotList(true, slotList, ref slotCount);
if (rv != CKR.CKR_OK)
Assert.Fail(rv.ToString());
// Return first slot with token present when both TokenSerial and TokenLabel are null...
if (Settings.TokenSerial == null && Settings.TokenLabel == null)
return slotList[0];
// First slot with token present is OK...
uint? matchingSlot = slotList[0];
// ...unless there are matching criteria specified in Settings class
if (Settings.TokenSerial != null || Settings.TokenLabel != null)
{
matchingSlot = null;
foreach (uint slot in slotList)
{
CK_TOKEN_INFO tokenInfo = new CK_TOKEN_INFO();
rv = pkcs11.C_GetTokenInfo(slot, ref tokenInfo);
if (rv != CKR.CKR_OK)
{
if (rv == CKR.CKR_TOKEN_NOT_RECOGNIZED || rv == CKR.CKR_TOKEN_NOT_PRESENT)
continue;
else
Assert.Fail(rv.ToString());
}
if (!string.IsNullOrEmpty(Settings.TokenSerial))
if (0 != string.Compare(Settings.TokenSerial, ConvertUtils.BytesToUtf8String(tokenInfo.SerialNumber, true), StringComparison.Ordinal))
continue;
if (!string.IsNullOrEmpty(Settings.TokenLabel))
if (0 != string.Compare(Settings.TokenLabel, ConvertUtils.BytesToUtf8String(tokenInfo.Label, true), StringComparison.Ordinal))
continue;
matchingSlot = slot;
break;
}
}
Assert.IsTrue(matchingSlot != null, "Token matching criteria specified in Settings class is not present");
return matchingSlot.Value;
}
public void _01_SlotListTest()
{
if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 0)
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.InitArgs40);
if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_CRYPTOKI_ALREADY_INITIALIZED))
Assert.Fail(rv.ToString());
// Get number of slots in first call
uint slotCount = 0;
rv = pkcs11.C_GetSlotList(true, null, ref slotCount);
if (rv != CKR.CKR_OK)
Assert.Fail(rv.ToString());
Assert.IsTrue(slotCount > 0);
// Allocate array for slot IDs
uint[] slotList = new uint[slotCount];
// Get slot IDs in second call
rv = pkcs11.C_GetSlotList(true, slotList, ref slotCount);
if (rv != CKR.CKR_OK)
Assert.Fail(rv.ToString());
// Do something interesting with slots
rv = pkcs11.C_Finalize(IntPtr.Zero);
if (rv != CKR.CKR_OK)
Assert.Fail(rv.ToString());
}
}
/// <summary>
/// Obtains a list of all slots where token that matches PKCS#11 URI is present
/// </summary>
/// <param name="pkcs11Uri">PKCS#11 URI</param>
/// <param name="pkcs11">Low level PKCS#11 wrapper</param>
/// <param name="tokenPresent">Flag indicating whether the list obtained includes only those slots with a token present (true), or all slots (false)</param>
/// <param name="slotList">List of slots matching PKCS#11 URI</param>
/// <returns>CKR_OK if successful; any other value otherwise</returns>
public static CKR GetMatchingSlotList(Pkcs11Uri pkcs11Uri, Pkcs11 pkcs11, bool tokenPresent, out uint[] slotList)
{
if (pkcs11Uri == null)
throw new ArgumentNullException("pkcs11Uri");
if (pkcs11 == null)
throw new ArgumentNullException("pkcs11");
List<uint> matchingSlots = new List<uint>();
// Get library information
CK_INFO libraryInfo = new CK_INFO();
CKR rv = pkcs11.C_GetInfo(ref libraryInfo);
if (rv != CKR.CKR_OK)
{
slotList = new uint[0];
return rv;
}
// Check whether library matches URI
if (!Matches(pkcs11Uri, libraryInfo))
{
slotList = new uint[0];
return CKR.CKR_OK;
}
// Get number of slots in first call
uint slotCount = 0;
rv = pkcs11.C_GetSlotList(false, null, ref slotCount);
if (rv != CKR.CKR_OK)
{
slotList = new uint[0];
return rv;
}
if (slotCount < 1)
{
slotList = new uint[0];
return CKR.CKR_OK;
}
// Allocate array for slot IDs
uint[] slots = new uint[slotCount];
// Get slot IDs in second call
rv = pkcs11.C_GetSlotList(tokenPresent, slots, ref slotCount);
if (rv != CKR.CKR_OK)
{
slotList = new uint[0];
return rv;
}
// Shrink array if needed
if (slots.Length != slotCount)
Array.Resize(ref slots, Convert.ToInt32(slotCount));
// Match slots with Pkcs11Uri
foreach (uint slot in slots)
{
CK_SLOT_INFO slotInfo = new CK_SLOT_INFO();
rv = pkcs11.C_GetSlotInfo(slot, ref slotInfo);
if (rv != CKR.CKR_OK)
{
slotList = new uint[0];
return rv;
}
// Check whether slot matches URI
if (Matches(pkcs11Uri, slotInfo, slot))
{
if ((slotInfo.Flags & CKF.CKF_TOKEN_PRESENT) == CKF.CKF_TOKEN_PRESENT)
{
CK_TOKEN_INFO tokenInfo = new CK_TOKEN_INFO();
rv = pkcs11.C_GetTokenInfo(slot, ref tokenInfo);
if (rv != CKR.CKR_OK)
{
slotList = new uint[0];
return rv;
}
// Check whether token matches URI
if (Matches(pkcs11Uri, tokenInfo))
matchingSlots.Add(slot);
}
else
{
if (!tokenPresent && Pkcs11UriSharedUtils.Matches(pkcs11Uri, null, null, null, null))
matchingSlots.Add(slot);
}
}
}
slotList = matchingSlots.ToArray();
return CKR.CKR_OK;
}
public void _02_BasicSlotListAndInfoTest()
{
if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 0)
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.InitArgs40);
if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_CRYPTOKI_ALREADY_INITIALIZED))
Assert.Fail(rv.ToString());
// Get number of slots in first call
uint slotCount = 0;
rv = pkcs11.C_GetSlotList(true, null, ref slotCount);
if (rv != CKR.CKR_OK)
Assert.Fail(rv.ToString());
Assert.IsTrue(slotCount > 0);
// Allocate array for slot IDs
uint[] slotList = new uint[slotCount];
// Get slot IDs in second call
rv = pkcs11.C_GetSlotList(true, slotList, ref slotCount);
if (rv != CKR.CKR_OK)
Assert.Fail(rv.ToString());
// Analyze first slot
CK_SLOT_INFO slotInfo = new CK_SLOT_INFO();
rv = pkcs11.C_GetSlotInfo(slotList[0], ref slotInfo);
if (rv != CKR.CKR_OK)
Assert.Fail(rv.ToString());
// Do something interesting with slot info
Assert.IsFalse(String.IsNullOrEmpty(ConvertUtils.BytesToUtf8String(slotInfo.ManufacturerId)));
rv = pkcs11.C_Finalize(IntPtr.Zero);
if (rv != CKR.CKR_OK)
Assert.Fail(rv.ToString());
}
}
public void _06_GetMatchingSlotList()
{
if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 0)
Assert.Inconclusive("Test cannot be executed on this platform");
using (Pkcs11 pkcs11 = new Pkcs11(Settings.Pkcs11LibraryPath, Settings.UseOsLocking))
{
CKR rv = pkcs11.C_Initialize(Settings.InitArgs40);
Assert.IsTrue(rv == CKR.CKR_OK);
// Get all slots
uint allSlotsCount = 0;
rv = pkcs11.C_GetSlotList(true, null, ref allSlotsCount);
Assert.IsTrue(rv == CKR.CKR_OK);
Assert.IsTrue(allSlotsCount > 0);
uint[] allSlots = new uint[allSlotsCount];
rv = pkcs11.C_GetSlotList(true, allSlots, ref allSlotsCount);
Assert.IsTrue(rv == CKR.CKR_OK);
// Empty URI
Pkcs11Uri pkcs11uri = new Pkcs11Uri(@"pkcs11:");
uint[] matchedSlots = null;
rv = Pkcs11UriUtils.GetMatchingSlotList(pkcs11uri, pkcs11, true, out matchedSlots);
Assert.IsTrue(rv == CKR.CKR_OK);
Assert.IsTrue(matchedSlots.Length == allSlots.Length);
// Unknown path attribute in URI
pkcs11uri = new Pkcs11Uri(@"pkcs11:vendor=foobar");
rv = Pkcs11UriUtils.GetMatchingSlotList(pkcs11uri, pkcs11, true, out matchedSlots);
Assert.IsTrue(rv == CKR.CKR_OK);
Assert.IsTrue(matchedSlots.Length == 0);
// All attributes matching one slot
CK_INFO libraryInfo = new CK_INFO();
rv = pkcs11.C_GetInfo(ref libraryInfo);
Assert.IsTrue(rv == CKR.CKR_OK);
CK_SLOT_INFO slotInfo = new CK_SLOT_INFO();
rv = pkcs11.C_GetSlotInfo(allSlots[0], ref slotInfo);
Assert.IsTrue(rv == CKR.CKR_OK);
CK_TOKEN_INFO tokenInfo = new CK_TOKEN_INFO();
rv = pkcs11.C_GetTokenInfo(allSlots[0], ref tokenInfo);
Assert.IsTrue(rv == CKR.CKR_OK);
Pkcs11UriBuilder pkcs11UriBuilder = new Pkcs11UriBuilder();
pkcs11UriBuilder.LibraryManufacturer = ConvertUtils.BytesToUtf8String(libraryInfo.ManufacturerId, true);
pkcs11UriBuilder.LibraryDescription = ConvertUtils.BytesToUtf8String(libraryInfo.LibraryDescription, true);
pkcs11UriBuilder.LibraryVersion = libraryInfo.LibraryVersion.ToString();
pkcs11UriBuilder.SlotManufacturer = ConvertUtils.BytesToUtf8String(slotInfo.ManufacturerId, true);
pkcs11UriBuilder.SlotDescription = ConvertUtils.BytesToUtf8String(slotInfo.SlotDescription, true);
pkcs11UriBuilder.SlotId = allSlots[0];
pkcs11UriBuilder.Token = ConvertUtils.BytesToUtf8String(tokenInfo.Label, true);
pkcs11UriBuilder.Manufacturer = ConvertUtils.BytesToUtf8String(tokenInfo.ManufacturerId, true);
pkcs11UriBuilder.Serial = ConvertUtils.BytesToUtf8String(tokenInfo.SerialNumber, true);
pkcs11UriBuilder.Model = ConvertUtils.BytesToUtf8String(tokenInfo.Model, true);
pkcs11uri = pkcs11UriBuilder.ToPkcs11Uri();
rv = Pkcs11UriUtils.GetMatchingSlotList(pkcs11uri, pkcs11, true, out matchedSlots);
Assert.IsTrue(rv == CKR.CKR_OK);
Assert.IsTrue(matchedSlots.Length == 1);
// One attribute nonmatching
pkcs11UriBuilder.Serial = "foobar";
pkcs11uri = pkcs11UriBuilder.ToPkcs11Uri();
rv = Pkcs11UriUtils.GetMatchingSlotList(pkcs11uri, pkcs11, true, out matchedSlots);
Assert.IsTrue(rv == CKR.CKR_OK);
Assert.IsTrue(matchedSlots.Length == 0);
rv = pkcs11.C_Finalize(IntPtr.Zero);
Assert.IsTrue(rv == CKR.CKR_OK);
}
}