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80 lines
2.8 KiB
80 lines
2.8 KiB
#if !BESTHTTP_DISABLE_ALTERNATE_SSL && (!UNITY_WEBGL || UNITY_EDITOR) |
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#pragma warning disable |
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using System; |
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using System.IO; |
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Tls.Crypto; |
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namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Tls |
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{ |
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public class PskTlsServer |
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: AbstractTlsServer |
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{ |
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private static readonly int[] DefaultCipherSuites = new int[] |
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{ |
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CipherSuite.TLS_ECDHE_PSK_WITH_CHACHA20_POLY1305_SHA256, |
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CipherSuite.TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384, |
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CipherSuite.TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256, |
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CipherSuite.TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA, |
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CipherSuite.TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA, |
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CipherSuite.TLS_DHE_PSK_WITH_CHACHA20_POLY1305_SHA256, |
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CipherSuite.TLS_DHE_PSK_WITH_AES_256_GCM_SHA384, |
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CipherSuite.TLS_DHE_PSK_WITH_AES_128_GCM_SHA256, |
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CipherSuite.TLS_DHE_PSK_WITH_AES_256_CBC_SHA384, |
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CipherSuite.TLS_DHE_PSK_WITH_AES_128_CBC_SHA256, |
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CipherSuite.TLS_DHE_PSK_WITH_AES_256_CBC_SHA, |
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CipherSuite.TLS_DHE_PSK_WITH_AES_128_CBC_SHA |
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}; |
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protected readonly TlsPskIdentityManager m_pskIdentityManager; |
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public PskTlsServer(TlsCrypto crypto, TlsPskIdentityManager pskIdentityManager) |
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: base(crypto) |
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{ |
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this.m_pskIdentityManager = pskIdentityManager; |
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} |
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/// <exception cref="IOException"/> |
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protected virtual TlsCredentialedDecryptor GetRsaEncryptionCredentials() |
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{ |
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throw new TlsFatalAlert(AlertDescription.internal_error); |
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} |
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protected override ProtocolVersion[] GetSupportedVersions() |
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{ |
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return ProtocolVersion.TLSv12.DownTo(ProtocolVersion.TLSv10); |
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} |
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protected override int[] GetSupportedCipherSuites() |
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{ |
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return TlsUtilities.GetSupportedCipherSuites(Crypto, DefaultCipherSuites); |
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} |
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public override TlsCredentials GetCredentials() |
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{ |
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int keyExchangeAlgorithm = m_context.SecurityParameters.KeyExchangeAlgorithm; |
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switch (keyExchangeAlgorithm) |
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{ |
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case KeyExchangeAlgorithm.DHE_PSK: |
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case KeyExchangeAlgorithm.ECDHE_PSK: |
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case KeyExchangeAlgorithm.PSK: |
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return null; |
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case KeyExchangeAlgorithm.RSA_PSK: |
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return GetRsaEncryptionCredentials(); |
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default: |
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// Note: internal error here; selected a key exchange we don't implement! |
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throw new TlsFatalAlert(AlertDescription.internal_error); |
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} |
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} |
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public override TlsPskIdentityManager GetPskIdentityManager() |
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{ |
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return m_pskIdentityManager; |
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} |
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} |
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} |
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#pragma warning restore |
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#endif
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