/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.tomcat.jni;
/** SSL Context
*
* @author Mladen Turk
*/
public final class SSLContext {
/**
* Initialize new SSL context
* @param pool The pool to use.
* @param protocol The SSL protocol to use. It can be any combination of
* the following:
* <PRE>
* {@link SSL#SSL_PROTOCOL_SSLV2}
* {@link SSL#SSL_PROTOCOL_SSLV3}
* {@link SSL#SSL_PROTOCOL_TLSV1}
* {@link SSL#SSL_PROTOCOL_TLSV1_1}
* {@link SSL#SSL_PROTOCOL_TLSV1_2}
* {@link SSL#SSL_PROTOCOL_ALL} ( == all TLS versions, no SSL)
* </PRE>
* @param mode SSL mode to use
* <PRE>
* SSL_MODE_CLIENT
* SSL_MODE_SERVER
* SSL_MODE_COMBINED
* </PRE>
*/
public static native long make(long pool, int protocol, int mode)
throws Exception;
/**
* Free the resources used by the Context
* @param ctx Server or Client context to free.
* @return APR Status code.
*/
public static native int free(long ctx);
/**
* Set Session context id. Usually host:port combination.
* @param ctx Context to use.
* @param id String that uniquely identifies this context.
*/
public static native void setContextId(long ctx, String id);
/**
* Associate BIOCallback for input or output data capture.
* <br>
* First word in the output string will contain error
* level in the form:
* <PRE>
* [ERROR] -- Critical error messages
* [WARN] -- Warning messages
* [INFO] -- Informational messages
* [DEBUG] -- Debugging messaged
* </PRE>
* Callback can use that word to determine application logging level
* by intercepting <b>write</b> call.
* If the <b>bio</b> is set to 0 no error messages will be displayed.
* Default is to use the stderr output stream.
* @param ctx Server or Client context to use.
* @param bio BIO handle to use, created with SSL.newBIO
* @param dir BIO direction (1 for input 0 for output).
*/
public static native void setBIO(long ctx, long bio, int dir);
/**
* Set OpenSSL Option.
* @param ctx Server or Client context to use.
* @param options See SSL.SSL_OP_* for option flags.
*/
public static native void setOptions(long ctx, int options);
/**
* Clears OpenSSL Options.
* @param ctx Server or Client context to use.
* @param options See SSL.SSL_OP_* for option flags.
*/
public static native void clearOptions(long ctx, int options);
/**
* Sets the "quiet shutdown" flag for <b>ctx</b> to be
* <b>mode</b>. SSL objects created from <b>ctx</b> inherit the
* <b>mode</b> valid at the time and may be 0 or 1.
* <br>
* Normally when a SSL connection is finished, the parties must send out
* "close notify" alert messages using L<SSL_shutdown(3)|SSL_shutdown(3)>
* for a clean shutdown.
* <br>
* When setting the "quiet shutdown" flag to 1, <b>SSL.shutdown</b>
* will set the internal flags to SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN.
* (<b>SSL_shutdown</b> then behaves like called with
* SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN.)
* The session is thus considered to be shutdown, but no "close notify" alert
* is sent to the peer. This behaviour violates the TLS standard.
* The default is normal shutdown behaviour as described by the TLS standard.
* @param ctx Server or Client context to use.
* @param mode True to set the quiet shutdown.
*/
public static native void setQuietShutdown(long ctx, boolean mode);
/**
* Cipher Suite available for negotiation in SSL handshake.
* <br>
* This complex directive uses a colon-separated cipher-spec string consisting
* of OpenSSL cipher specifications to configure the Cipher Suite the client
* is permitted to negotiate in the SSL handshake phase. Notice that this
* directive can be used both in per-server and per-directory context.
* In per-server context it applies to the standard SSL handshake when a
* connection is established. In per-directory context it forces a SSL
* renegotiation with the reconfigured Cipher Suite after the HTTP request
* was read but before the HTTP response is sent.
* @param ctx Server or Client context to use.
* @param ciphers An SSL cipher specification.
*/
public static native boolean setCipherSuite(long ctx, String ciphers)
throws Exception;
/**
* Set File of concatenated PEM-encoded CA CRLs or
* directory of PEM-encoded CA Certificates for Client Auth
* <br>
* This directive sets the all-in-one file where you can assemble the
* Certificate Revocation Lists (CRL) of Certification Authorities (CA)
* whose clients you deal with. These are used for Client Authentication.
* Such a file is simply the concatenation of the various PEM-encoded CRL
* files, in order of preference.
* <br>
* The files in this directory have to be PEM-encoded and are accessed through
* hash filenames. So usually you can't just place the Certificate files there:
* you also have to create symbolic links named hash-value.N. And you should
* always make sure this directory contains the appropriate symbolic links.
* Use the Makefile which comes with mod_ssl to accomplish this task.
* @param ctx Server or Client context to use.
* @param file File of concatenated PEM-encoded CA CRLs for Client Auth.
* @param path Directory of PEM-encoded CA Certificates for Client Auth.
*/
public static native boolean setCARevocation(long ctx, String file,
String path)
throws Exception;
/**
* Set File of PEM-encoded Server CA Certificates
* <br>
* This directive sets the optional all-in-one file where you can assemble the
* certificates of Certification Authorities (CA) which form the certificate
* chain of the server certificate. This starts with the issuing CA certificate
* of of the server certificate and can range up to the root CA certificate.
* Such a file is simply the concatenation of the various PEM-encoded CA
* Certificate files, usually in certificate chain order.
* <br>
* But be careful: Providing the certificate chain works only if you are using
* a single (either RSA or DSA) based server certificate. If you are using a
* coupled RSA+DSA certificate pair, this will work only if actually both
* certificates use the same certificate chain. Else the browsers will be
* confused in this situation.
* @param ctx Server or Client context to use.
* @param file File of PEM-encoded Server CA Certificates.
* @param skipfirst Skip first certificate if chain file is inside
* certificate file.
*/
public static native boolean setCertificateChainFile(long ctx, String file,
boolean skipfirst);
/**
* Set Certificate
* <br>
* Point setCertificateFile at a PEM encoded certificate. If
* the certificate is encrypted, then you will be prompted for a
* pass phrase. Note that a kill -HUP will prompt again. A test
* certificate can be generated with `make certificate' under
* built time. Keep in mind that if you've both a RSA and a DSA
* certificate you can configure both in parallel (to also allow
* the use of DSA ciphers, etc.)
* <br>
* If the key is not combined with the certificate, use key param
* to point at the key file. Keep in mind that if
* you've both a RSA and a DSA private key you can configure
* both in parallel (to also allow the use of DSA ciphers, etc.)
* @param ctx Server or Client context to use.
* @param cert Certificate file.
* @param key Private Key file to use if not in cert.
* @param password Certificate password. If null and certificate
* is encrypted, password prompt will be displayed.
* @param idx Certificate index SSL_AIDX_RSA or SSL_AIDX_DSA.
*/
public static native boolean setCertificate(long ctx, String cert,
String key, String password,
int idx)
throws Exception;
/**
* Set File and Directory of concatenated PEM-encoded CA Certificates
* for Client Auth
* <br>
* This directive sets the all-in-one file where you can assemble the
* Certificates of Certification Authorities (CA) whose clients you deal with.
* These are used for Client Authentication. Such a file is simply the
* concatenation of the various PEM-encoded Certificate files, in order of
* preference. This can be used alternatively and/or additionally to
* path.
* <br>
* The files in this directory have to be PEM-encoded and are accessed through
* hash filenames. So usually you can't just place the Certificate files there:
* you also have to create symbolic links named hash-value.N. And you should
* always make sure this directory contains the appropriate symbolic links.
* Use the Makefile which comes with mod_ssl to accomplish this task.
* @param ctx Server or Client context to use.
* @param file File of concatenated PEM-encoded CA Certificates for
* Client Auth.
* @param path Directory of PEM-encoded CA Certificates for Client Auth.
*/
public static native boolean setCACertificate(long ctx, String file,
String path)
throws Exception;
/**
* Set file for randomness
* @param ctx Server or Client context to use.
* @param file random file.
*/
public static native void setRandom(long ctx, String file);
/**
* Set SSL connection shutdown type
* <br>
* The following levels are available for level:
* <PRE>
* SSL_SHUTDOWN_TYPE_STANDARD
* SSL_SHUTDOWN_TYPE_UNCLEAN
* SSL_SHUTDOWN_TYPE_ACCURATE
* </PRE>
* @param ctx Server or Client context to use.
* @param type Shutdown type to use.
*/
public static native void setShutdownType(long ctx, int type);
/**
* Set Type of Client Certificate verification and Maximum depth of CA Certificates
* in Client Certificate verification.
* <br>
* This directive sets the Certificate verification level for the Client
* Authentication. Notice that this directive can be used both in per-server
* and per-directory context. In per-server context it applies to the client
* authentication process used in the standard SSL handshake when a connection
* is established. In per-directory context it forces a SSL renegotiation with
* the reconfigured client verification level after the HTTP request was read
* but before the HTTP response is sent.
* <br>
* The following levels are available for level:
* <PRE>
* SSL_CVERIFY_NONE - No client Certificate is required at all
* SSL_CVERIFY_OPTIONAL - The client may present a valid Certificate
* SSL_CVERIFY_REQUIRE - The client has to present a valid Certificate
* SSL_CVERIFY_OPTIONAL_NO_CA - The client may present a valid Certificate
* but it need not to be (successfully) verifiable
* </PRE>
* <br>
* The depth actually is the maximum number of intermediate certificate issuers,
* i.e. the number of CA certificates which are max allowed to be followed while
* verifying the client certificate. A depth of 0 means that self-signed client
* certificates are accepted only, the default depth of 1 means the client
* certificate can be self-signed or has to be signed by a CA which is directly
* known to the server (i.e. the CA's certificate is under
* <code>setCACertificatePath</code>), etc.
* @param ctx Server or Client context to use.
* @param level Type of Client Certificate verification.
* @param depth Maximum depth of CA Certificates in Client Certificate
* verification.
*/
public static native void setVerify(long ctx, int level, int depth);
}