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Imported Upstream version 4.8.0.309

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Former-commit-id: 5f9c6ae75f295e057a7d2971f3a6df4656fa8850
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Xamarin Public Jenkins (auto-signing)
2016-11-10 13:04:39 +00:00
parent ee1447783b
commit 94b2861243
4912 changed files with 390737 additions and 49310 deletions
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243
external/cecil-legacy/Mono.Security.Cryptography/CryptoConvert.cs vendored Normal file
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//
// CryptoConvert.cs - Crypto Convertion Routines
//
// Author:
// Sebastien Pouliot <sebastien@ximian.com>
//
// (C) 2003 Motus Technologies Inc. (http://www.motus.com)
// Copyright (C) 2004-2006 Novell Inc. (http://www.novell.com)
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System;
using System.Security.Cryptography;
#if !(SILVERLIGHT || READ_ONLY)
namespace Mono.Security.Cryptography {
static class CryptoConvert {
static private int ToInt32LE (byte [] bytes, int offset)
{
return (bytes [offset+3] << 24) | (bytes [offset+2] << 16) | (bytes [offset+1] << 8) | bytes [offset];
}
static private uint ToUInt32LE (byte [] bytes, int offset)
{
return (uint)((bytes [offset+3] << 24) | (bytes [offset+2] << 16) | (bytes [offset+1] << 8) | bytes [offset]);
}
static private byte[] Trim (byte[] array)
{
for (int i=0; i < array.Length; i++) {
if (array [i] != 0x00) {
byte[] result = new byte [array.Length - i];
Buffer.BlockCopy (array, i, result, 0, result.Length);
return result;
}
}
return null;
}
static RSA FromCapiPrivateKeyBlob (byte[] blob, int offset)
{
RSAParameters rsap = new RSAParameters ();
try {
if ((blob [offset] != 0x07) || // PRIVATEKEYBLOB (0x07)
(blob [offset+1] != 0x02) || // Version (0x02)
(blob [offset+2] != 0x00) || // Reserved (word)
(blob [offset+3] != 0x00) ||
(ToUInt32LE (blob, offset+8) != 0x32415352)) // DWORD magic = RSA2
throw new CryptographicException ("Invalid blob header");
// ALGID (CALG_RSA_SIGN, CALG_RSA_KEYX, ...)
// int algId = ToInt32LE (blob, offset+4);
// DWORD bitlen
int bitLen = ToInt32LE (blob, offset+12);
// DWORD public exponent
byte[] exp = new byte [4];
Buffer.BlockCopy (blob, offset+16, exp, 0, 4);
Array.Reverse (exp);
rsap.Exponent = Trim (exp);
int pos = offset+20;
// BYTE modulus[rsapubkey.bitlen/8];
int byteLen = (bitLen >> 3);
rsap.Modulus = new byte [byteLen];
Buffer.BlockCopy (blob, pos, rsap.Modulus, 0, byteLen);
Array.Reverse (rsap.Modulus);
pos += byteLen;
// BYTE prime1[rsapubkey.bitlen/16];
int byteHalfLen = (byteLen >> 1);
rsap.P = new byte [byteHalfLen];
Buffer.BlockCopy (blob, pos, rsap.P, 0, byteHalfLen);
Array.Reverse (rsap.P);
pos += byteHalfLen;
// BYTE prime2[rsapubkey.bitlen/16];
rsap.Q = new byte [byteHalfLen];
Buffer.BlockCopy (blob, pos, rsap.Q, 0, byteHalfLen);
Array.Reverse (rsap.Q);
pos += byteHalfLen;
// BYTE exponent1[rsapubkey.bitlen/16];
rsap.DP = new byte [byteHalfLen];
Buffer.BlockCopy (blob, pos, rsap.DP, 0, byteHalfLen);
Array.Reverse (rsap.DP);
pos += byteHalfLen;
// BYTE exponent2[rsapubkey.bitlen/16];
rsap.DQ = new byte [byteHalfLen];
Buffer.BlockCopy (blob, pos, rsap.DQ, 0, byteHalfLen);
Array.Reverse (rsap.DQ);
pos += byteHalfLen;
// BYTE coefficient[rsapubkey.bitlen/16];
rsap.InverseQ = new byte [byteHalfLen];
Buffer.BlockCopy (blob, pos, rsap.InverseQ, 0, byteHalfLen);
Array.Reverse (rsap.InverseQ);
pos += byteHalfLen;
// ok, this is hackish but CryptoAPI support it so...
// note: only works because CRT is used by default
// http://bugzilla.ximian.com/show_bug.cgi?id=57941
rsap.D = new byte [byteLen]; // must be allocated
if (pos + byteLen + offset <= blob.Length) {
// BYTE privateExponent[rsapubkey.bitlen/8];
Buffer.BlockCopy (blob, pos, rsap.D, 0, byteLen);
Array.Reverse (rsap.D);
}
}
catch (Exception e) {
throw new CryptographicException ("Invalid blob.", e);
}
RSA rsa = null;
try {
rsa = RSA.Create ();
rsa.ImportParameters (rsap);
}
catch (CryptographicException ce) {
// this may cause problem when this code is run under
// the SYSTEM identity on Windows (e.g. ASP.NET). See
// http://bugzilla.ximian.com/show_bug.cgi?id=77559
try {
CspParameters csp = new CspParameters ();
csp.Flags = CspProviderFlags.UseMachineKeyStore;
rsa = new RSACryptoServiceProvider (csp);
rsa.ImportParameters (rsap);
}
catch {
// rethrow original, not the later, exception if this fails
throw ce;
}
}
return rsa;
}
static RSA FromCapiPublicKeyBlob (byte[] blob, int offset)
{
try {
if ((blob [offset] != 0x06) || // PUBLICKEYBLOB (0x06)
(blob [offset+1] != 0x02) || // Version (0x02)
(blob [offset+2] != 0x00) || // Reserved (word)
(blob [offset+3] != 0x00) ||
(ToUInt32LE (blob, offset+8) != 0x31415352)) // DWORD magic = RSA1
throw new CryptographicException ("Invalid blob header");
// ALGID (CALG_RSA_SIGN, CALG_RSA_KEYX, ...)
// int algId = ToInt32LE (blob, offset+4);
// DWORD bitlen
int bitLen = ToInt32LE (blob, offset+12);
// DWORD public exponent
RSAParameters rsap = new RSAParameters ();
rsap.Exponent = new byte [3];
rsap.Exponent [0] = blob [offset+18];
rsap.Exponent [1] = blob [offset+17];
rsap.Exponent [2] = blob [offset+16];
int pos = offset+20;
// BYTE modulus[rsapubkey.bitlen/8];
int byteLen = (bitLen >> 3);
rsap.Modulus = new byte [byteLen];
Buffer.BlockCopy (blob, pos, rsap.Modulus, 0, byteLen);
Array.Reverse (rsap.Modulus);
RSA rsa = null;
try {
rsa = RSA.Create ();
rsa.ImportParameters (rsap);
}
catch (CryptographicException) {
// this may cause problem when this code is run under
// the SYSTEM identity on Windows (e.g. ASP.NET). See
// http://bugzilla.ximian.com/show_bug.cgi?id=77559
CspParameters csp = new CspParameters ();
csp.Flags = CspProviderFlags.UseMachineKeyStore;
rsa = new RSACryptoServiceProvider (csp);
rsa.ImportParameters (rsap);
}
return rsa;
}
catch (Exception e) {
throw new CryptographicException ("Invalid blob.", e);
}
}
// PRIVATEKEYBLOB
// PUBLICKEYBLOB
static public RSA FromCapiKeyBlob (byte[] blob)
{
return FromCapiKeyBlob (blob, 0);
}
static public RSA FromCapiKeyBlob (byte[] blob, int offset)
{
if (blob == null)
throw new ArgumentNullException ("blob");
if (offset >= blob.Length)
throw new ArgumentException ("blob is too small.");
switch (blob [offset]) {
case 0x00:
// this could be a public key inside an header
// like "sn -e" would produce
if (blob [offset + 12] == 0x06) {
return FromCapiPublicKeyBlob (blob, offset + 12);
}
break;
case 0x06:
return FromCapiPublicKeyBlob (blob, offset);
case 0x07:
return FromCapiPrivateKeyBlob (blob, offset);
}
throw new CryptographicException ("Unknown blob format.");
}
}
}
#endif

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external/cecil-legacy/Mono.Security.Cryptography/CryptoService.cs vendored Normal file
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//
// CryptoService.cs
//
// Author:
// Jb Evain (jbevain@gmail.com)
//
// Copyright (c) 2008 - 2011 Jb Evain
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System;
using System.IO;
using System.Reflection;
using System.Security.Cryptography;
#if !READ_ONLY
#if !SILVERLIGHT && !CF
using System.Runtime.Serialization;
using Mono.Security.Cryptography;
#endif
using Mono.Cecil.PE;
namespace Mono.Cecil {
// Most of this code has been adapted
// from Jeroen Frijters' fantastic work
// in IKVM.Reflection.Emit. Thanks!
static class CryptoService {
#if !SILVERLIGHT && !CF
public static void StrongName (Stream stream, ImageWriter writer, StrongNameKeyPair key_pair)
{
int strong_name_pointer;
var strong_name = CreateStrongName (key_pair, HashStream (stream, writer, out strong_name_pointer));
PatchStrongName (stream, strong_name_pointer, strong_name);
}
static void PatchStrongName (Stream stream, int strong_name_pointer, byte [] strong_name)
{
stream.Seek (strong_name_pointer, SeekOrigin.Begin);
stream.Write (strong_name, 0, strong_name.Length);
}
static byte [] CreateStrongName (StrongNameKeyPair key_pair, byte [] hash)
{
const string hash_algo = "SHA1";
using (var rsa = key_pair.CreateRSA ()) {
var formatter = new RSAPKCS1SignatureFormatter (rsa);
formatter.SetHashAlgorithm (hash_algo);
byte [] signature = formatter.CreateSignature (hash);
Array.Reverse (signature);
return signature;
}
}
static byte [] HashStream (Stream stream, ImageWriter writer, out int strong_name_pointer)
{
const int buffer_size = 8192;
var text = writer.text;
var header_size = (int) writer.GetHeaderSize ();
var text_section_pointer = (int) text.PointerToRawData;
var strong_name_directory = writer.GetStrongNameSignatureDirectory ();
if (strong_name_directory.Size == 0)
throw new InvalidOperationException ();
strong_name_pointer = (int) (text_section_pointer
+ (strong_name_directory.VirtualAddress - text.VirtualAddress));
var strong_name_length = (int) strong_name_directory.Size;
var sha1 = new SHA1Managed ();
var buffer = new byte [buffer_size];
using (var crypto_stream = new CryptoStream (Stream.Null, sha1, CryptoStreamMode.Write)) {
stream.Seek (0, SeekOrigin.Begin);
CopyStreamChunk (stream, crypto_stream, buffer, header_size);
stream.Seek (text_section_pointer, SeekOrigin.Begin);
CopyStreamChunk (stream, crypto_stream, buffer, (int) strong_name_pointer - text_section_pointer);
stream.Seek (strong_name_length, SeekOrigin.Current);
CopyStreamChunk (stream, crypto_stream, buffer, (int) (stream.Length - (strong_name_pointer + strong_name_length)));
}
return sha1.Hash;
}
#endif
static void CopyStreamChunk (Stream stream, Stream dest_stream, byte [] buffer, int length)
{
while (length > 0) {
int read = stream.Read (buffer, 0, System.Math.Min (buffer.Length, length));
dest_stream.Write (buffer, 0, read);
length -= read;
}
}
public static byte [] ComputeHash (string file)
{
if (!File.Exists (file))
return Empty<byte>.Array;
const int buffer_size = 8192;
var sha1 = new SHA1Managed ();
using (var stream = new FileStream (file, FileMode.Open, FileAccess.Read, FileShare.Read)) {
var buffer = new byte [buffer_size];
using (var crypto_stream = new CryptoStream (Stream.Null, sha1, CryptoStreamMode.Write))
CopyStreamChunk (stream, crypto_stream, buffer, (int) stream.Length);
}
return sha1.Hash;
}
}
#if !SILVERLIGHT && !CF
static partial class Mixin {
public static RSA CreateRSA (this StrongNameKeyPair key_pair)
{
byte [] key;
string key_container;
if (!TryGetKeyContainer (key_pair, out key, out key_container))
return CryptoConvert.FromCapiKeyBlob (key);
var parameters = new CspParameters {
Flags = CspProviderFlags.UseMachineKeyStore,
KeyContainerName = key_container,
KeyNumber = 2,
};
return new RSACryptoServiceProvider (parameters);
}
static bool TryGetKeyContainer (ISerializable key_pair, out byte [] key, out string key_container)
{
var info = new SerializationInfo (typeof (StrongNameKeyPair), new FormatterConverter ());
key_pair.GetObjectData (info, new StreamingContext ());
key = (byte []) info.GetValue ("_keyPairArray", typeof (byte []));
key_container = info.GetString ("_keyPairContainer");
return key_container != null;
}
}
#endif
}
#endif