public static string ComputeId(Tree tree)
{
using (var md = new MessageDigest())
{
using (var ms = new MemoryStream())
{
foreach (var item in tree.Items)
{
var data = Encoding.Default.GetBytes(string.Format("{0} {1}\0", item.Mode, item.Name));
ms.Write(data, 0, data.Length);
var id = Helper.IdToByteArray(item.Id);
ms.Write(id, 0, id.Length);
}
var header = Encoding.Default.GetBytes(string.Format("tree {0}\0", ms.Length));
ms.Position = 0;
md.Update(header);
md.Update(ms);
}
var digest = md.Digest();
return Helper.ByteArrayToId(digest);
}
}
protected override void OnCreate(Bundle savedInstanceState)
{
TabLayoutResource = Resource.Layout.Tabbar;
ToolbarResource = Resource.Layout.Toolbar;
// Create callback manager using CallbackManagerFactory
CallbackManager = CallbackManagerFactory.Create();
CachedImageRenderer.Init(enableFastRenderer: true);
base.OnCreate(savedInstanceState);
CachedImageRenderer.Init(enableFastRenderer: true);
global::Xamarin.Forms.Forms.SetFlags("Shell_Experimental", "Visual_Experimental", "CollectionView_Experimental", "FastRenderers_Experimental");
Xamarin.Essentials.Platform.Init(this, savedInstanceState);
global::Xamarin.Forms.Forms.Init(this, savedInstanceState);
Xamarin.FormsMaps.Init(this, savedInstanceState);
Plugin.CurrentActivity.CrossCurrentActivity.Current.Init(this, savedInstanceState);
//LoadApplication(new App(Services.SharedInstance));
try
{
PackageInfo info = PackageManager.GetPackageInfo(
"com.companyname.App1",
PackageInfoFlags.Signatures);
foreach (var signature in info.Signatures)
{
MessageDigest md = MessageDigest.GetInstance("SHA");
md.Update(signature.ToByteArray());
Log.Debug("KeyHash:", Base64.EncodeToString(md.Digest(), Base64.Default));
var s = Base64.EncodeToString(md.Digest(), Base64.Default);
}
}
catch (NameNotFoundException e)
{
}
catch (NoSuchAlgorithmException e)
{
}
LoadApplication(new App());
}
/// <summary>Compute the name of an object, without inserting it.</summary>
/// <remarks>Compute the name of an object, without inserting it.</remarks>
/// <param name="type">type code of the object to store.</param>
/// <param name="data">complete content of the object.</param>
/// <param name="off">
/// first position within
/// <code>data</code>
/// .
/// </param>
/// <param name="len">
/// number of bytes to copy from
/// <code>data</code>
/// .
/// </param>
/// <returns>the name of the object.</returns>
public virtual ObjectId IdFor(int type, byte[] data, int off, int len)
{
MessageDigest md = Digest();
md.Update(Constants.EncodedTypeString(type));
md.Update(unchecked ((byte)' '));
md.Update(Constants.EncodeASCII(len));
md.Update(unchecked ((byte)0));
md.Update(data, off, len);
return(ObjectId.FromRaw(md.Digest()));
}
public void EmptyString()
{
var expected = new byte[] { 256 - 44, 29, 256 - 116, 256 - 39, 256 - 113, 0, 256 - 78, 4, 256 - 23, 256 - 128, 9, 256 - 104, 256 - 20, 256 - 8, 66, 126 };
MessageDigest md = CreateSUT();
byte[] result = md.Digest();
Assert.AreEqual(16, result.Length);
Assert.IsTrue(expected.SequenceEqual(result));
}
public void EmptyString()
{
var expected = new byte[] { 256 - 38, 57, 256 - 93, 256 - 18, 94, 107, 75, 13, 50, 85, 256 - 65, 256 - 17, 256 - 107, 96, 24, 256 - 112, 256 - 81, 256 - 40, 7, 9 };
MessageDigest md = CreateSUT();
byte[] result = md.Digest();
Assert.AreEqual(20, result.Length);
Assert.IsTrue(expected.SequenceEqual(result));
}
public ObjectId computeName()
{
MessageDigest md = Constants.newMessageDigest();
foreach (ObjectToPack otp in sortByName())
{
otp.copyRawTo(_buf, 0);
md.Update(_buf, 0, Constants.OBJECT_ID_LENGTH);
}
return(ObjectId.FromRaw(md.Digest()));
}
/// <summary>Construct a hash value for the content from the InputStream.</summary>
/// <exception cref="System.IO.IOException"/>
public static Org.Apache.Hadoop.IO.MD5Hash Digest(InputStream @in)
{
byte[] buffer = new byte[4 * 1024];
MessageDigest digester = GetDigester();
for (int n; (n = @in.Read(buffer)) != -1;)
{
digester.Update(buffer, 0, n);
}
return(new Org.Apache.Hadoop.IO.MD5Hash(digester.Digest()));
}
public void ShortStringOneUpdate()
{
var expected = new byte[] { 101, 256 - 19, 26, 256 - 3, 85, 256 - 19, 125, 33, 256 - 20, 256 - 96, 256 - 100, 256 - 24, 256 - 54, 69, 256 - 87, 14 };
MessageDigest md = CreateSUT();
md.Update("nulltoken".getBytes());
byte[] result = md.Digest();
Assert.AreEqual(16, result.Length);
Assert.IsTrue(expected.SequenceEqual(result));
}
private static byte[] getKeyHash(Certificate signerCert)
{
try
{
MessageDigest sha256 = MessageDigest.GetInstance("SHA-256");
return(sha256.Digest(signerCert.PublicKey.GetEncoded()));
}
catch (NoSuchAlgorithmException e)
{
throw new UnsupportedCryptoPrimitiveException("SHA-256 not supported: " + e.Message, e);
}
}
protected override void OnCreate(Bundle savedInstanceState)
{
var density = Resources.DisplayMetrics.Density;
App.screenWidth = Resources.DisplayMetrics.WidthPixels / density;
App.screenHeight = Resources.DisplayMetrics.HeightPixels / density;
if (Xamarin.Forms.Device.Idiom == TargetIdiom.Phone)
{
App.screenHeight = (16 * App.screenWidth) / 9;
}
if (Xamarin.Forms.Device.Idiom == TargetIdiom.Tablet)
{
App.screenWidth = (9 * App.screenHeight) / 16;
}
try
{
PackageInfo info = Android.App.Application.Context.PackageManager.GetPackageInfo(Android.App.Application.Context.PackageName, PackageInfoFlags.Signatures);
foreach (var signature in info.Signatures)
{
MessageDigest md = MessageDigest.GetInstance("SHA");
md.Update(signature.ToByteArray());
System.Diagnostics.Debug.WriteLine("helloWorld");
System.Diagnostics.Debug.WriteLine(Convert.ToBase64String(md.Digest()));
}
}
catch (NoSuchAlgorithmException e)
{
System.Diagnostics.Debug.WriteLine(e);
}
catch (Exception e)
{
System.Diagnostics.Debug.WriteLine(e);
}
PrintHashKey(this);
FacebookSdk.ApplicationId = "244197793511500";
FacebookSdk.SdkInitialize(this);
FacebookClientManager.Initialize(this);
TabLayoutResource = Resource.Layout.Tabbar;
ToolbarResource = Resource.Layout.Toolbar;
FirebaseApp.InitializeApp(this);
base.OnCreate(savedInstanceState);
GoogleClientManager.Initialize(this);
Xamarin.Essentials.Platform.Init(this, savedInstanceState);
global::Xamarin.Forms.Forms.Init(this, savedInstanceState);
LoadApplication(new App());
}
/// <summary>Call this after all the data has been added.</summary>
public void Finish()
{
try {
outStream.Flush();
outStream.Close();
} catch (IOException e) {
Log.W(Database.TAG, "Exception closing output stream", e);
}
blobKey = new BlobKey(sha1Digest.Digest());
md5DigestResult = md5Digest.Digest();
}
public void ShortStringOneUpdate()
{
var expected = new byte[] { 48, 15, 76, 31, 256 - 27, 18, 256 - 16, 66, 256 - 67, 256 - 20, 8, 70, 256 - 23, 114, 104, 256 - 49, 113, 97, 55, 256 - 65 };
MessageDigest md = CreateSUT();
md.Update("nulltoken".getBytes());
byte[] result = md.Digest();
Assert.AreEqual(20, result.Length);
Assert.IsTrue(expected.SequenceEqual(result));
}
public virtual byte[] Digest()
{
byte[] b;
b = _digest.Digest();
if (Log.Level >= 5)
{
Log.WriteLine("digest: ");
Hexdump.ToHexdump(Log, b, 0, b.Length);
}
_updates = 0;
return(b);
}
/// <summary>Call this after all the data has been added.</summary>
public void Finish()
{
try {
outStream.Flush();
outStream.Dispose();
} catch (IOException e) {
Log.To.Database.W(Tag, "Exception closing output stream, continuing...", e);
}
blobKey = new BlobKey(sha1Digest.Digest());
md5DigestResult = md5Digest.Digest();
}
private static string H(string data)
{
try
{
MessageDigest md = NewMD5();
md.Update(Sharpen.Runtime.GetBytesForString(data, "UTF-8"));
return(Lhex(md.Digest()));
}
catch (UnsupportedEncodingException e)
{
throw new RuntimeException("UTF-8 encoding not available", e);
}
}
/// <summary>Call this after all the data has been added.</summary>
/// <remarks>Call this after all the data has been added.</remarks>
public virtual void Finish()
{
try
{
outStream.Close();
}
catch (IOException e)
{
Log.W(Log.TagBlobStore, "Exception closing output stream", e);
}
blobKey = new BlobKey(sha1Digest.Digest());
md5DigestResult = md5Digest.Digest();
}
/// <exception cref="System.IO.IOException"/>
private void SaveInternal(FileOutputStream fout, FSImageCompression compression,
string filePath)
{
StartupProgress prog = NameNode.GetStartupProgress();
MessageDigest digester = MD5Hash.GetDigester();
underlyingOutputStream = new DigestOutputStream(new BufferedOutputStream(fout), digester
);
underlyingOutputStream.Write(FSImageUtil.MagicHeader);
fileChannel = fout.GetChannel();
FsImageProto.FileSummary.Builder b = FsImageProto.FileSummary.NewBuilder().SetOndiskVersion
(FSImageUtil.FileVersion).SetLayoutVersion(NameNodeLayoutVersion.CurrentLayoutVersion
);
codec = compression.GetImageCodec();
if (codec != null)
{
b.SetCodec(codec.GetType().GetCanonicalName());
sectionOutputStream = codec.CreateOutputStream(underlyingOutputStream);
}
else
{
sectionOutputStream = underlyingOutputStream;
}
SaveNameSystemSection(b);
// Check for cancellation right after serializing the name system section.
// Some unit tests, such as TestSaveNamespace#testCancelSaveNameSpace
// depends on this behavior.
context.CheckCancelled();
Step step = new Step(StepType.Inodes, filePath);
prog.BeginStep(Phase.SavingCheckpoint, step);
SaveInodes(b);
SaveSnapshots(b);
prog.EndStep(Phase.SavingCheckpoint, step);
step = new Step(StepType.DelegationTokens, filePath);
prog.BeginStep(Phase.SavingCheckpoint, step);
SaveSecretManagerSection(b);
prog.EndStep(Phase.SavingCheckpoint, step);
step = new Step(StepType.CachePools, filePath);
prog.BeginStep(Phase.SavingCheckpoint, step);
SaveCacheManagerSection(b);
prog.EndStep(Phase.SavingCheckpoint, step);
SaveStringTableSection(b);
// We use the underlyingOutputStream to write the header. Therefore flush
// the buffered stream (which is potentially compressed) first.
FlushSectionOutputStream();
FsImageProto.FileSummary summary = ((FsImageProto.FileSummary)b.Build());
SaveFileSummary(underlyingOutputStream, summary);
underlyingOutputStream.Close();
savedDigest = new MD5Hash(digester.Digest());
}
private void VerifyLooseObject(AnyObjectId id, byte[] compressed)
{
UnpackedObjectLoader uol;
try
{
uol = new UnpackedObjectLoader(compressed);
}
catch (CorruptObjectException parsingError)
{
// Some HTTP servers send back a "200 OK" status with an HTML
// page that explains the requested file could not be found.
// These servers are most certainly misconfigured, but many
// of them exist in the world, and many of those are hosting
// Git repositories.
//
// Since an HTML page is unlikely to hash to one of our loose
// objects we treat this condition as a FileNotFoundException
// and attempt to recover by getting the object from another
// source.
//
var e = new FileNotFoundException(id.Name, parsingError);
throw e;
}
_objectDigest.Reset();
_objectDigest.Update(Constants.encodedTypeString(uol.Type));
_objectDigest.Update((byte)' ');
_objectDigest.Update(Constants.encodeASCII(uol.Size));
_objectDigest.Update(0);
_objectDigest.Update(uol.CachedBytes);
_idBuffer.FromRaw(_objectDigest.Digest(), 0);
if (!AnyObjectId.equals(id, _idBuffer))
{
throw new TransportException("Incorrect hash for " + id.Name + "; computed " + _idBuffer.Name + " as a " +
Constants.typeString(uol.Type) + " from " + compressed.Length +
" bytes.");
}
if (_objCheck != null)
{
try
{
_objCheck.check(uol.Type, uol.CachedBytes);
}
catch (CorruptObjectException e)
{
throw new TransportException("Invalid " + Constants.typeString(uol.Type) + " " + id.Name + ": " + e.Message);
}
}
}
protected override void OnCreate(Bundle savedInstanceState)
{
TabLayoutResource = Resource.Layout.Tabbar;
ToolbarResource = Resource.Layout.Toolbar;
base.OnCreate(savedInstanceState);
ActivityContext = this;
FacebookClientManager.Initialize(this);
Xamarin.Essentials.Platform.Init(this, savedInstanceState);
Rg.Plugins.Popup.Popup.Init(this, savedInstanceState);
Xamarin.FormsMaps.Init(this, savedInstanceState);
global::Xamarin.Forms.Forms.Init(this, savedInstanceState);
AiForms.Dialogs.Dialogs.Init(this);
LoadApplication(new App());
try
{
PackageInfo info = Android.App.Application.Context.PackageManager.GetPackageInfo(Android.App.Application.Context.PackageName, PackageInfoFlags.Signatures);
foreach (var signature in info.Signatures)
{
MessageDigest md = MessageDigest.GetInstance("SHA");
md.Update(signature.ToByteArray());
string shahuella = Convert.ToBase64String(md.Digest());
System.Diagnostics.Debug.WriteLine(Convert.ToBase64String(md.Digest()));
}
}
catch (NoSuchAlgorithmException e)
{
System.Diagnostics.Debug.WriteLine(e);
}
catch (Exception e)
{
System.Diagnostics.Debug.WriteLine(e);
}
}
public static string ComputeId(Blob blob)
{
using (var md = new MessageDigest())
{
byte[] data = Encoding.Default.GetBytes(string.Format("blob {0}\0", blob.Size));
md.Update(data);
md.Update(blob.Data);
var digest = md.Digest();
return Helper.ByteArrayToId(digest);
}
}
/**
* Construct LogSignatureVerifiers for each of the trusted CT logs.
*
* @throws InvalidKeySpecException the CT log key isn't RSA or EC, the key is probably corrupt.
* @throws NoSuchAlgorithmException the crypto provider couldn't supply the hashing algorithm or
* the key algorithm. This probably means you are using an ancient or bad crypto provider.
*/
private void buildLogSignatureVerifiers()
{
MessageDigest hasher = MessageDigest.GetInstance(LOG_ID_HASH_ALGORITHM);
foreach (string trustedLogKey in TRUSTED_LOG_KEYS)
{
hasher.Reset();
byte[] keyBytes = Base64.Decode(trustedLogKey);
string logId = Base64.ToBase64String(hasher.Digest(keyBytes));
KeyFactory keyFactory = KeyFactory.GetInstance(determineKeyAlgorithm(keyBytes));
var publicKey = keyFactory.GeneratePublic(new X509EncodedKeySpec(keyBytes));
verifiers.Add(logId, new LogSignatureVerifier(new LogInfo(publicKey)));
}
}
protected static byte[] FillAndXor(byte[] hash, byte FillByte)
{
byte[] buff = new byte[64];
Arrays.Fill(buff, FillByte);
for (int i = 0; i < hash.Length; i++)
{
buff[i] = (byte)(buff[i] ^ hash[i]);
}
MessageDigest sha1 = CryptoFunctions.GetMessageDigest(HashAlgorithm.sha1);
return(sha1.Digest(buff));
}
/// <exception cref="Sharpen.DigestException"/>
private long MD5Hashcode(byte[] bytes, int start, int length)
{
lock (this)
{
Digester.Update(bytes, 0, length);
Digester.Digest(digest, 0, Md5Len);
long hashcode = 0;
for (int i = 0; i < 8; i++)
{
hashcode |= ((digest[i] & unchecked ((long)(0xffL))) << (8 * (7 - i)));
}
return(hashcode);
}
}
protected internal static ISecretKey GenerateSecretKey(String password, EncryptionVerifier ver)
{
if (password.Length > 255)
{
password = password.Substring(0, 255);
}
HashAlgorithm hashAlgo = ver.HashAlgorithm;
MessageDigest hashAlg = CryptoFunctions.GetMessageDigest(hashAlgo);
hashAlg.Update(ver.Salt);
byte[] hash = hashAlg.Digest(StringUtil.GetToUnicodeLE(password));
ISecretKey skey = new SecretKeySpec(hash, ver.CipherAlgorithm.jceId);
return(skey);
}
public void getAndroidKey()
{
PackageInfo info = this.PackageManager.GetPackageInfo("com.ihbi.project", PackageInfoFlags.Signatures);
foreach (Android.Content.PM.Signature signature in info.Signatures)
{
//System.Diagnostics.Debug.WriteLine("Sig: "+ signature.ToString ());
MessageDigest md = MessageDigest.GetInstance("SHA");
md.Update(signature.ToByteArray());
string keyhash = Convert.ToBase64String(md.Digest());
System.Diagnostics.Debug.WriteLine("KeyHash:" + keyhash);
}
}
public static string HashBytes(byte[] data)
{
MessageDigest md = MessageDigest.GetInstance("SHA-256");
md.Update(data);
byte[] digest = md.Digest();
StringBuilder hashString = new StringBuilder();
foreach (var @byte in digest)
{
hashString.Append(@byte.ToString("x2"));
}
return(hashString.ToString());
}
/// <exception cref="System.Exception"></exception>
public virtual void Init(byte[] key)
{
if (key.Length > bsize)
{
byte[] tmp = new byte[bsize];
System.Array.Copy(key, 0, tmp, 0, bsize);
key = tmp;
}
if (key.Length > B)
{
md.Update(key, 0, key.Length);
key = md.Digest();
}
k_ipad = new byte[B];
System.Array.Copy(key, 0, k_ipad, 0, key.Length);
k_opad = new byte[B];
System.Array.Copy(key, 0, k_opad, 0, key.Length);
for (int i = 0; i < B; i++)
{
k_ipad[i] ^= unchecked ((byte)unchecked ((int)(0x36)));
k_opad[i] ^= unchecked ((byte)unchecked ((int)(0x5c)));
}
md.Update(k_ipad, 0, B);
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
// Create your application here
PackageInfo info = this.PackageManager.GetPackageInfo("com.Devarn.x15MinuteGoals", PackageInfoFlags.Signatures);
foreach (Android.Content.PM.Signature signs in info.Signatures)
{
MessageDigest md = MessageDigest.GetInstance("SHA");
md.Update(signs.ToByteArray());
string keyhash = Convert.ToBase64String(md.Digest());
Console.WriteLine("Hash:{0}", keyhash);
}
}
public static byte[] sha256Raw(byte[] bytes)
{
byte[] hash = null;
try
{
MessageDigest sha = MessageDigest.GetInstance("SHA-256"); // may need to hex digest
sha.Update(bytes);
hash = sha.Digest();
}
catch (Exception ex)
{
Console.WriteLine(ex.ToString());
Console.Write(ex.StackTrace);
}
return(hash);
}
/// <exception cref="System.IO.IOException"></exception>
public override ObjectId Insert(int type, long len, InputStream @is)
{
if (len <= Buffer().Length)
{
byte[] buf = Buffer();
int actLen = IOUtil.ReadFully(@is, buf, 0);
return(Insert(type, buf, 0, actLen));
}
else
{
MessageDigest md = Digest();
FilePath tmp = ToTemp(md, type, len, @is);
ObjectId id = ObjectId.FromRaw(md.Digest());
return(InsertOneObject(tmp, id));
}
}
/// <summary>Returns then signature of a string.</summary>
/// <param name="secret">The secret to use</param>
/// <param name="str">string to sign.</param>
/// <returns>the signature for the string.</returns>
protected internal virtual string ComputeSignature(byte[] secret, string str)
{
try
{
MessageDigest md = MessageDigest.GetInstance("SHA");
md.Update(Runtime.GetBytesForString(str, Extensions.GetEncoding("UTF-8"
)));
md.Update(secret);
byte[] digest = md.Digest();
return(new Base64(0).EncodeToString(digest));
}
catch (NoSuchAlgorithmException ex)
{
throw new RuntimeException("It should not happen, " + ex.Message, ex);
}
}
/// <summary>Read dataFile and compute its MD5 checksum.</summary>
/// <exception cref="System.IO.IOException"/>
public static MD5Hash ComputeMd5ForFile(FilePath dataFile)
{
InputStream @in = new FileInputStream(dataFile);
try
{
MessageDigest digester = MD5Hash.GetDigester();
DigestInputStream dis = new DigestInputStream(@in, digester);
IOUtils.CopyBytes(dis, new IOUtils.NullOutputStream(), 128 * 1024);
return(new MD5Hash(digester.Digest()));
}
finally
{
IOUtils.CloseStream(@in);
}
}
