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Code Issues Releases Wiki Activity

crypto function service

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This commit is contained in:
Kyle Spearrin
2019-03-28 15:43:50 -04:00
parent fca1dbd6ec
commit cb9dddc7a7
11 changed files with 296 additions and 10 deletions
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4
src/Android/Android.csproj
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@@ -49,6 +49,9 @@
<Reference Include="System.Xml" />
</ItemGroup>
<ItemGroup>
<PackageReference Include="Portable.BouncyCastle">
<Version>1.8.5</Version>
</PackageReference>
<PackageReference Include="Xamarin.Essentials">
<Version>1.1.0</Version>
</PackageReference>
@@ -64,6 +67,7 @@
<Compile Include="MainActivity.cs" />
<Compile Include="Resources\Resource.designer.cs" />
<Compile Include="Properties\AssemblyInfo.cs" />
<Compile Include="Services\CryptoPrimitiveService.cs" />
</ItemGroup>
<ItemGroup>
<AndroidAsset Include="Assets\FontAwesome.ttf" />

16
src/Android/Resources/Resource.designer.cs generated
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@@ -26,6 +26,8 @@ namespace Bit.Droid
public static void UpdateIdValues()
{
global::PCLCrypto.Resource.String.ApplicationName = global::Bit.Droid.Resource.String.ApplicationName;
global::PCLCrypto.Resource.String.Hello = global::Bit.Droid.Resource.String.Hello;
global::Xamarin.Essentials.Resource.Attribute.alpha = global::Bit.Droid.Resource.Attribute.alpha;
global::Xamarin.Essentials.Resource.Attribute.coordinatorLayoutStyle = global::Bit.Droid.Resource.Attribute.coordinatorLayoutStyle;
global::Xamarin.Essentials.Resource.Attribute.font = global::Bit.Droid.Resource.Attribute.font;
@@ -7693,13 +7695,19 @@ namespace Bit.Droid
{
// aapt resource value: 0x7f0b004f
public const int AutoFillServiceDescription = 2131427407;
public const int ApplicationName = 2131427407;
// aapt resource value: 0x7f0b004e
public const int AutoFillServiceSummary = 2131427406;
// aapt resource value: 0x7f0b0051
public const int AutoFillServiceDescription = 2131427409;
// aapt resource value: 0x7f0b0050
public const int MyVault = 2131427408;
public const int AutoFillServiceSummary = 2131427408;
// aapt resource value: 0x7f0b004e
public const int Hello = 2131427406;
// aapt resource value: 0x7f0b0052
public const int MyVault = 2131427410;
// aapt resource value: 0x7f0b0018
public const int abc_action_bar_home_description = 2131427352;

37
src/Android/Services/CryptoPrimitiveService.cs Normal file
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@@ -0,0 +1,37 @@
using Bit.Core.Abstractions;
using Bit.Core.Enums;
using Org.BouncyCastle.Crypto;
using Org.BouncyCastle.Crypto.Digests;
using Org.BouncyCastle.Crypto.Generators;
using Org.BouncyCastle.Crypto.Parameters;
using System;
namespace Bit.Droid.Services
{
public class CryptoPrimitiveService : ICryptoPrimitiveService
{
public byte[] Pbkdf2(byte[] password, byte[] salt, CryptoHashAlgorithm algorithm, int iterations)
{
int keySize = 256;
IDigest digest = null;
if(algorithm == CryptoHashAlgorithm.Sha256)
{
keySize = 256;
digest = new Sha256Digest();
}
else if(algorithm == CryptoHashAlgorithm.Sha512)
{
keySize = 512;
digest = new Sha512Digest();
}
else
{
throw new ArgumentException("Unsupported PBKDF2 algorithm.");
}
var generator = new Pkcs5S2ParametersGenerator(digest);
generator.Init(password, salt, iterations);
return ((KeyParameter)generator.GenerateDerivedMacParameters(keySize)).GetKey();
}
}
}