You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
108 lines
3.2 KiB
108 lines
3.2 KiB
#if !BESTHTTP_DISABLE_ALTERNATE_SSL && (!UNITY_WEBGL || UNITY_EDITOR) |
|
#pragma warning disable |
|
using System; |
|
using System.IO; |
|
|
|
using BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities; |
|
|
|
namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Tls |
|
{ |
|
internal sealed class HandshakeMessageOutput |
|
: MemoryStream |
|
{ |
|
internal static int GetLength(int bodyLength) |
|
{ |
|
return 4 + bodyLength; |
|
} |
|
|
|
/// <exception cref="IOException"/> |
|
internal static void Send(TlsProtocol protocol, short handshakeType, byte[] body) |
|
{ |
|
HandshakeMessageOutput message = new HandshakeMessageOutput(handshakeType, body.Length); |
|
message.Write(body, 0, body.Length); |
|
message.Send(protocol); |
|
} |
|
|
|
/// <exception cref="IOException"/> |
|
internal HandshakeMessageOutput(short handshakeType) |
|
: this(handshakeType, 60) |
|
{ |
|
} |
|
|
|
/// <exception cref="IOException"/> |
|
internal HandshakeMessageOutput(short handshakeType, int bodyLength) |
|
: base(GetLength(bodyLength)) |
|
{ |
|
TlsUtilities.CheckUint8(handshakeType); |
|
TlsUtilities.WriteUint8(handshakeType, this); |
|
// Reserve space for length |
|
Seek(3L, SeekOrigin.Current); |
|
} |
|
|
|
/// <exception cref="IOException"/> |
|
internal void Send(TlsProtocol protocol) |
|
{ |
|
// Patch actual length back in |
|
int bodyLength = (int)Length - 4; |
|
TlsUtilities.CheckUint24(bodyLength); |
|
|
|
Seek(1L, SeekOrigin.Begin); |
|
TlsUtilities.WriteUint24(bodyLength, this); |
|
|
|
#if PORTABLE || NETFX_CORE |
|
byte[] buf = ToArray(); |
|
int count = buf.Length; |
|
#else |
|
byte[] buf = GetBuffer(); |
|
int count = (int)Length; |
|
#endif |
|
protocol.WriteHandshakeMessage(buf, 0, count); |
|
|
|
BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.Dispose(this); |
|
} |
|
|
|
internal void PrepareClientHello(TlsHandshakeHash handshakeHash, int bindersSize) |
|
{ |
|
// Patch actual length back in |
|
int bodyLength = (int)Length - 4 + bindersSize; |
|
TlsUtilities.CheckUint24(bodyLength); |
|
|
|
Seek(1L, SeekOrigin.Begin); |
|
TlsUtilities.WriteUint24(bodyLength, this); |
|
|
|
#if PORTABLE || NETFX_CORE |
|
byte[] buf = ToArray(); |
|
int count = buf.Length; |
|
#else |
|
byte[] buf = GetBuffer(); |
|
int count = (int)Length; |
|
#endif |
|
|
|
handshakeHash.Update(buf, 0, count); |
|
|
|
Seek(0L, SeekOrigin.End); |
|
} |
|
|
|
internal void SendClientHello(TlsClientProtocol clientProtocol, TlsHandshakeHash handshakeHash, int bindersSize) |
|
{ |
|
#if PORTABLE || NETFX_CORE |
|
byte[] buf = ToArray(); |
|
int count = buf.Length; |
|
#else |
|
byte[] buf = GetBuffer(); |
|
int count = (int)Length; |
|
#endif |
|
|
|
if (bindersSize > 0) |
|
{ |
|
handshakeHash.Update(buf, count - bindersSize, bindersSize); |
|
} |
|
|
|
clientProtocol.WriteHandshakeMessage(buf, 0, count); |
|
|
|
BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.Dispose(this); |
|
} |
|
} |
|
} |
|
#pragma warning restore |
|
#endif
|
|
|