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28 package org.apache.hc.core5.http2.ssl;
29
30 import javax.net.ssl.SSLParameters;
31
32 import org.apache.hc.core5.http.ssl.TLS;
33 import org.apache.hc.core5.http.ssl.TlsCiphers;
34 import org.apache.hc.core5.reactor.ssl.SSLSessionInitializer;
35 import org.apache.hc.core5.reactor.ssl.SSLSessionVerifier;
36 import org.apache.hc.core5.reactor.ssl.TlsDetails;
37 import org.conscrypt.Conscrypt;
38
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44 public final class ConscryptSupport {
45
46 public static SSLSessionInitializer initialize(
47 final Object attachment,
48 final SSLSessionInitializer initializer) {
49 return (endpoint, sslEngine) -> {
50 final SSLParameters sslParameters = sslEngine.getSSLParameters();
51 sslParameters.setProtocols(TLS.excludeWeak(sslParameters.getProtocols()));
52 sslParameters.setCipherSuites(TlsCiphers.excludeH2Blacklisted(sslParameters.getCipherSuites()));
53 H2TlsSupport.setEnableRetransmissions(sslParameters, false);
54 final String[] appProtocols = H2TlsSupport.selectApplicationProtocols(attachment);
55 if (Conscrypt.isConscrypt(sslEngine)) {
56 sslEngine.setSSLParameters(sslParameters);
57 Conscrypt.setApplicationProtocols(sslEngine, appProtocols);
58 } else {
59 sslParameters.setApplicationProtocols(appProtocols);
60 sslEngine.setSSLParameters(sslParameters);
61 }
62 if (initializer != null) {
63 initializer.initialize(endpoint, sslEngine);
64 }
65 };
66 }
67
68 public static SSLSessionVerifier verify(final SSLSessionVerifier verifier) {
69 return (endpoint, sslEngine) -> {
70 TlsDetails tlsDetails = verifier != null ? verifier.verify(endpoint, sslEngine) : null;
71 if (tlsDetails == null && Conscrypt.isConscrypt(sslEngine)) {
72 tlsDetails = new TlsDetails(sslEngine.getSession(), Conscrypt.getApplicationProtocol(sslEngine));
73 }
74 return tlsDetails;
75 };
76 }
77
78 }