internal void SetCacheValue(IPropertySet containerValues, byte[] value)
{
byte[] encryptedValue = _cryptographyManager.Encrypt(value);
containerValues[CacheValueLength] = encryptedValue.Length;
if (encryptedValue.Length == 0)
{
containerValues[CacheValueSegmentCount] = 1;
containerValues[CacheValue + 0] = null;
}
else
{
int segmentCount = (encryptedValue.Length / MaxCompositeValueLength) + ((encryptedValue.Length % MaxCompositeValueLength == 0) ? 0 : 1);
byte[] subValue = new byte[MaxCompositeValueLength];
for (int i = 0; i < segmentCount - 1; i++)
{
Array.Copy(encryptedValue, i * MaxCompositeValueLength, subValue, 0, MaxCompositeValueLength);
containerValues[CacheValue + i] = subValue;
}
int copiedLength = (segmentCount - 1) * MaxCompositeValueLength;
Array.Copy(encryptedValue, copiedLength, subValue, 0, encryptedValue.Length - copiedLength);
containerValues[CacheValue + (segmentCount - 1)] = subValue;
containerValues[CacheValueSegmentCount] = segmentCount;
}
}
private void OnAfterAccessAsync(TokenCacheNotificationArgs args)
{
if (args.HasStateChanged)
{
StorageFile cacheFile = ApplicationData.Current.LocalFolder.CreateFileAsync(
CacheFileName,
CreationCollisionOption.ReplaceExisting).AsTask().GetAwaiter().GetResult();
byte[] blob = args.TokenCache.SerializeMsalV3();
byte[] encryptedBlob = _cryptographyManager.Encrypt(blob);
FileIO.WriteBytesAsync(cacheFile, encryptedBlob).GetAwaiter().GetResult();
}
}
internal void SetCacheValue(ApplicationDataCompositeValue composite, string stringValue)
{
byte[] encryptedValue = _cryptographyManager.Encrypt(stringValue.ToByteArray());
composite[CacheValueLength] = encryptedValue.Length;
int segmentCount = (encryptedValue.Length / MaxCompositeValueLength) +
((encryptedValue.Length % MaxCompositeValueLength == 0) ? 0 : 1);
byte[] subValue = new byte[MaxCompositeValueLength];
for (int i = 0; i < segmentCount - 1; i++)
{
Array.Copy(encryptedValue, i * MaxCompositeValueLength, subValue, 0, MaxCompositeValueLength);
composite[CacheValue + i] = subValue;
}
int copiedLength = (segmentCount - 1) * MaxCompositeValueLength;
Array.Copy(encryptedValue, copiedLength, subValue, 0, encryptedValue.Length - copiedLength);
composite[CacheValue + (segmentCount - 1)] = subValue;
composite[CacheValueSegmentCount] = segmentCount;
}