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WIP KeePassLibPCL - problem with awaitables

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This commit is contained in:
Geoffroy Bonneville
2017-09-22 18:48:09 +02:00
parent a43bc20eb3
commit 668afbe817
108 changed files with 1205 additions and 4203 deletions
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58
ModernKeePassLib/Cryptography/Cipher/StandardAesEngine.cs
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@@ -23,10 +23,9 @@ using System.Text;
using System.IO;
using System.Security;
using System.Diagnostics;
using System.Runtime.InteropServices.WindowsRuntime;
using Windows.Security.Cryptography.Core;
#if PCL
using Windows.Security.Cryptography;
#if ModernKeePassLibPCL
using PCLCrypto;
#else
#if !KeePassRT
@@ -42,16 +41,16 @@ using Org.BouncyCastle.Crypto.Parameters;
#endif
using ModernKeePassLib.Resources;
using ModernKeePassLibPCL.Resources;
namespace ModernKeePassLib.Cryptography.Cipher
namespace ModernKeePassLibPCL.Cryptography.Cipher
{
/// <summary>
/// Standard AES cipher implementation.
/// </summary>
public sealed class StandardAesEngine : ICipherEngine
{
#if !PCL && !KeePassRT
#if !ModernKeePassLibPCL && !KeePassRT
private const CipherMode m_rCipherMode = CipherMode.CBC;
private const PaddingMode m_rCipherPadding = PaddingMode.PKCS7;
#endif
@@ -114,28 +113,31 @@ namespace ModernKeePassLib.Cryptography.Cipher
}
}
private static Stream CreateStream(Stream s, bool bEncrypt, byte[] pbKey, byte[] pbIV)
{
ValidateArguments(s, bEncrypt, pbKey, pbIV);
#if PCL
var provider = SymmetricKeyAlgorithmProvider.OpenAlgorithm(SymmetricAlgorithmNames.AesCbcPkcs7);
var key = provider.CreateSymmetricKey(CryptographicBuffer.GenerateRandom(32));
using (var ms = new MemoryStream())
{
s.CopyTo(ms);
if (bEncrypt)
{
return CryptographicEngine.Encrypt(key, ms.GetWindowsRuntimeBuffer(), CryptographicBuffer.GenerateRandom(16)).AsStream();
}
/*var encryptor = CryptographicEngine.CreateEncryptor(
private static Stream CreateStream(Stream s, bool bEncrypt, byte[] pbKey, byte[] pbIV)
{
StandardAesEngine.ValidateArguments(s, bEncrypt, pbKey, pbIV);
byte[] pbLocalIV = new byte[16];
Array.Copy(pbIV, pbLocalIV, 16);
byte[] pbLocalKey = new byte[32];
Array.Copy(pbKey, pbLocalKey, 32);
#if ModernKeePassLibPCL
var provider = WinRTCrypto.SymmetricKeyAlgorithmProvider.
OpenAlgorithm(SymmetricAlgorithm.AesCbcPkcs7);
var key = provider.CreateSymmetricKey(pbLocalKey);
if (bEncrypt)
{
var encryptor = WinRTCrypto.CryptographicEngine.CreateEncryptor(
key, pbLocalIV);
return new CryptoStream(s, encryptor, CryptoStreamMode.Write);*/
return CryptographicEngine.Decrypt(key, ms.GetWindowsRuntimeBuffer(), CryptographicBuffer.GenerateRandom(16)).AsStream();
/*var decryptor = CryptographicEngine.CreateDecryptor(
key, pbLocalIV);
return new CryptoStream(s, decryptor, CryptoStreamMode.Read);*/
}
return new CryptoStream(s, encryptor, CryptoStreamMode.Write);
} else
{
var decryptor = WinRTCrypto.CryptographicEngine.CreateDecryptor(
key, pbLocalIV);
return new CryptoStream(s, decryptor, CryptoStreamMode.Read);
}
#else
#if !KeePassRT