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Imported Upstream version 6.8.0.73

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Former-commit-id: d18deab1b47cfd3ad8cba82b3f37d00eec2170af
This commit is contained in:
Xamarin Public Jenkins (auto-signing)
2019-12-10 18:00:56 +00:00
parent bceda29824
commit 73ee7591e8
1043 changed files with 16271 additions and 22080 deletions
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46
external/cecil/Mono.Security.Cryptography/CryptoConvert.cs vendored
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@@ -44,6 +44,16 @@ namespace Mono.Security.Cryptography {
return (uint)((bytes [offset+3] << 24) | (bytes [offset+2] << 16) | (bytes [offset+1] << 8) | bytes [offset]);
}
static private byte [] GetBytesLE (int val)
{
return new byte [] {
(byte) (val & 0xff),
(byte) ((val >> 8) & 0xff),
(byte) ((val >> 16) & 0xff),
(byte) ((val >> 24) & 0xff)
};
}
static private byte[] Trim (byte[] array)
{
for (int i=0; i < array.Length; i++) {
@@ -240,5 +250,41 @@ namespace Mono.Security.Cryptography {
}
throw new CryptographicException ("Unknown blob format.");
}
static public byte[] ToCapiPublicKeyBlob (RSA rsa)
{
RSAParameters p = rsa.ExportParameters (false);
int keyLength = p.Modulus.Length; // in bytes
byte[] blob = new byte [20 + keyLength];
blob [0] = 0x06; // Type - PUBLICKEYBLOB (0x06)
blob [1] = 0x02; // Version - Always CUR_BLOB_VERSION (0x02)
// [2], [3] // RESERVED - Always 0
blob [5] = 0x24; // ALGID - Always 00 24 00 00 (for CALG_RSA_SIGN)
blob [8] = 0x52; // Magic - RSA1 (ASCII in hex)
blob [9] = 0x53;
blob [10] = 0x41;
blob [11] = 0x31;
byte[] bitlen = GetBytesLE (keyLength << 3);
blob [12] = bitlen [0]; // bitlen
blob [13] = bitlen [1];
blob [14] = bitlen [2];
blob [15] = bitlen [3];
// public exponent (DWORD)
int pos = 16;
int n = p.Exponent.Length;
while (n > 0)
blob [pos++] = p.Exponent [--n];
// modulus
pos = 20;
byte[] part = p.Modulus;
int len = part.Length;
Array.Reverse (part, 0, len);
Buffer.BlockCopy (part, 0, blob, pos, len);
pos += len;
return blob;
}
}
}

42
external/cecil/Mono.Security.Cryptography/CryptoService.cs vendored
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@@ -26,11 +26,33 @@ namespace Mono.Cecil {
static class CryptoService {
public static void StrongName (Stream stream, ImageWriter writer, StrongNameKeyPair key_pair)
public static byte [] GetPublicKey (WriterParameters parameters)
{
using (var rsa = parameters.CreateRSA ()) {
var cspBlob = CryptoConvert.ToCapiPublicKeyBlob (rsa);
var publicKey = new byte [12 + cspBlob.Length];
Buffer.BlockCopy (cspBlob, 0, publicKey, 12, cspBlob.Length);
// The first 12 bytes are documented at:
// http://msdn.microsoft.com/library/en-us/cprefadd/html/grfungethashfromfile.asp
// ALG_ID - Signature
publicKey [1] = 36;
// ALG_ID - Hash
publicKey [4] = 4;
publicKey [5] = 128;
// Length of Public Key (in bytes)
publicKey [8] = (byte) (cspBlob.Length >> 0);
publicKey [9] = (byte) (cspBlob.Length >> 8);
publicKey [10] = (byte) (cspBlob.Length >> 16);
publicKey [11] = (byte) (cspBlob.Length >> 24);
return publicKey;
}
}
public static void StrongName (Stream stream, ImageWriter writer, WriterParameters parameters)
{
int strong_name_pointer;
var strong_name = CreateStrongName (key_pair, HashStream (stream, writer, out strong_name_pointer));
var strong_name = CreateStrongName (parameters, HashStream (stream, writer, out strong_name_pointer));
PatchStrongName (stream, strong_name_pointer, strong_name);
}
@@ -40,11 +62,11 @@ namespace Mono.Cecil {
stream.Write (strong_name, 0, strong_name.Length);
}
static byte [] CreateStrongName (StrongNameKeyPair key_pair, byte [] hash)
static byte [] CreateStrongName (WriterParameters parameters, byte [] hash)
{
const string hash_algo = "SHA1";
using (var rsa = key_pair.CreateRSA ()) {
using (var rsa = parameters.CreateRSA ()) {
var formatter = new RSAPKCS1SignatureFormatter (rsa);
formatter.SetHashAlgorithm (hash_algo);
@@ -74,7 +96,6 @@ namespace Mono.Cecil {
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);
@@ -125,7 +146,7 @@ namespace Mono.Cecil {
using (var crypto_stream = new CryptoStream (Stream.Null, sha1, CryptoStreamMode.Write)) {
for (int i = 0; i < buffers.Length; i++) {
crypto_stream.Write (buffers [0].buffer, 0, buffers [0].length);
crypto_stream.Write (buffers [i].buffer, 0, buffers [i].length);
}
}
@@ -148,12 +169,17 @@ namespace Mono.Cecil {
static partial class Mixin {
public static RSA CreateRSA (this StrongNameKeyPair key_pair)
public static RSA CreateRSA (this WriterParameters writer_parameters)
{
byte [] key;
string key_container;
if (!TryGetKeyContainer (key_pair, out key, out key_container))
if (writer_parameters.StrongNameKeyBlob != null)
return CryptoConvert.FromCapiKeyBlob (writer_parameters.StrongNameKeyBlob);
if (writer_parameters.StrongNameKeyContainer != null)
key_container = writer_parameters.StrongNameKeyContainer;
else if (!TryGetKeyContainer (writer_parameters.StrongNameKeyPair, out key, out key_container))
return CryptoConvert.FromCapiKeyBlob (key);
var parameters = new CspParameters {