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src/main/java/org/apache/commons/crypto/jna/OpenSsl10XNativeJna.java
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| /** | ||
| * 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. | ||
| */ | ||
|
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| package org.apache.commons.crypto.jna; | ||
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| import java.nio.ByteBuffer; | ||
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| import com.sun.jna.Native; | ||
| import com.sun.jna.NativeLong; | ||
| import com.sun.jna.ptr.PointerByReference; | ||
|
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| class OpenSsl10XNativeJna { | ||
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| static final boolean INIT_OK; | ||
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| static final Throwable INIT_ERROR; | ||
|
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| static { | ||
| boolean ok = false; | ||
| Throwable thrown = null; | ||
| try { | ||
| Native.register("crypto"); | ||
| ok = true; | ||
| } catch (Exception e) { | ||
| thrown = e; | ||
| } catch (UnsatisfiedLinkError e) { | ||
| thrown = e; | ||
| } finally { | ||
| INIT_OK = ok; | ||
| INIT_ERROR = thrown; | ||
| } | ||
| } | ||
|
|
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| /** | ||
| * @return OPENSSL_VERSION_NUMBER which is a numeric release version identifier | ||
| */ | ||
| public static native NativeLong SSLeay(); | ||
|
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| /** | ||
| * Retrieves version/build information about OpenSSL library. | ||
| * | ||
| * @param type | ||
| * type can be SSLEAY_VERSION, SSLEAY_CFLAGS, SSLEAY_BUILT_ON... | ||
| * @return A pointer to a constant string describing the version of the OpenSSL library or | ||
| * giving information about the library build. | ||
| */ | ||
| public static native String SSLeay_version(int type); | ||
|
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| /** | ||
| * Registers the error strings for all libcrypto functions. | ||
| */ | ||
| public static native void ERR_load_crypto_strings(); | ||
|
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| /** | ||
| * @return the earliest error code from the thread's error queue without modifying it. | ||
| */ | ||
| public static native NativeLong ERR_peek_error(); | ||
|
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| /** | ||
| * Generates a human-readable string representing the error code e. | ||
| * | ||
| * @see <a>https://www.openssl.org/docs/manmaster/crypto/ERR_error_string.html</a> | ||
| * | ||
| * @param err | ||
| * the error code | ||
| * @param null_ | ||
| * buf is NULL, the error string is placed in a static buffer | ||
| * @return the human-readable error messages. | ||
| */ | ||
| public static native String ERR_error_string(NativeLong err, char[] null_); | ||
|
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| /** | ||
| * Creates a cipher context. | ||
| * | ||
| * @return a pointer to a newly created EVP_CIPHER_CTX for success and NULL for failure. | ||
| */ | ||
| public static native PointerByReference EVP_CIPHER_CTX_new(); | ||
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| /** | ||
| * EVP_CIPHER_CTX_init() remains as an alias for EVP_CIPHER_CTX_reset | ||
| * | ||
| * @param p | ||
| * cipher context | ||
| */ | ||
| public static native void EVP_CIPHER_CTX_init(PointerByReference p); | ||
|
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| /** | ||
| * Enables or disables padding | ||
| * | ||
| * @param c | ||
| * cipher context | ||
| * @param pad | ||
| * If the pad parameter is zero then no padding is performed | ||
| * @return always returns 1 | ||
| */ | ||
| public static native int EVP_CIPHER_CTX_set_padding(PointerByReference c, int pad); | ||
|
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| /** | ||
| * @return an openssl AES evp cipher instance with a 128-bit key CBC mode | ||
| */ | ||
| public static native PointerByReference EVP_aes_128_cbc(); | ||
|
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| /** | ||
| * @return an openssl AES evp cipher instance with a 128-bit key CTR mode | ||
| */ | ||
| public static native PointerByReference EVP_aes_128_ctr(); | ||
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| /** | ||
| * @return an openssl AES evp cipher instance with a 192-bit key CBC mode | ||
| */ | ||
| public static native PointerByReference EVP_aes_192_cbc(); | ||
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| /** | ||
| * @return an openssl AES evp cipher instance with a 192-bit key CTR mode | ||
| */ | ||
| public static native PointerByReference EVP_aes_192_ctr(); | ||
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| /** | ||
| * @return an openssl AES evp cipher instance with a 256-bit key CBC mode | ||
| */ | ||
| public static native PointerByReference EVP_aes_256_cbc(); | ||
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| /** | ||
| * @return an openssl AES evp cipher instance with a 256-bit key CTR mode | ||
| */ | ||
| public static native PointerByReference EVP_aes_256_ctr(); | ||
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| /** | ||
| * Init a cipher. | ||
| * | ||
| * @param ctx | ||
| * cipher context | ||
| * @param cipher | ||
| * evp cipher instance | ||
| * @param impl | ||
| * engine | ||
| * @param key | ||
| * key | ||
| * @param iv | ||
| * iv | ||
| * @param enc | ||
| * 1 for encryption, 0 for decryption | ||
| * @return 1 for success and 0 for failure. | ||
| */ | ||
| public static native int EVP_CipherInit_ex(PointerByReference ctx, PointerByReference cipher, | ||
| PointerByReference impl, byte key[], byte iv[], int enc); | ||
|
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| /** | ||
| * Continues a multiple-part encryption/decryption operation. | ||
| * | ||
| * @param ctx | ||
| * cipher context | ||
| * @param bout | ||
| * output byte buffer | ||
| * @param outl | ||
| * output length | ||
| * @param in | ||
| * input byte buffer | ||
| * @param inl | ||
| * input length | ||
| * @return 1 for success and 0 for failure. | ||
| */ | ||
| public static native int EVP_CipherUpdate(PointerByReference ctx, ByteBuffer bout, int[] outl, | ||
| ByteBuffer in, int inl); | ||
|
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| /** | ||
| * Finishes a multiple-part operation. | ||
| * | ||
| * @param ctx | ||
| * cipher context | ||
| * @param bout | ||
| * output byte buffer | ||
| * @param outl | ||
| * output length | ||
| * @return 1 for success and 0 for failure. | ||
| */ | ||
| public static native int EVP_CipherFinal_ex(PointerByReference ctx, ByteBuffer bout, | ||
| int[] outl); | ||
|
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| /** | ||
| * Clears all information from a cipher context and free up any allocated memory associate with | ||
| * it, including ctx itself. | ||
| * | ||
| * @param c | ||
| * openssl evp cipher | ||
| */ | ||
| public static native void EVP_CIPHER_CTX_free(PointerByReference c); | ||
|
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| /** | ||
| * Clears all information from a cipher context and free up any allocated * memory associate | ||
| * with it. | ||
| * | ||
| * @param c | ||
| * openssl evp cipher | ||
| */ | ||
| public static native void EVP_CIPHER_CTX_cleanup(PointerByReference c); | ||
|
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| // Random generator | ||
| /** | ||
| * OpenSSL uses for random number generation | ||
| * | ||
| * @return pointers to the respective methods | ||
| */ | ||
| public static native PointerByReference RAND_get_rand_method(); | ||
|
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| /** | ||
| * OpenSSL uses for random number generation. | ||
| * | ||
| * @return pointers to the respective methods | ||
| */ | ||
| public static native PointerByReference RAND_SSLeay(); | ||
|
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| /** | ||
| * Generates random data | ||
| * | ||
| * @param buf | ||
| * the bytes for generated random. | ||
| * @param num | ||
| * buffer length | ||
| * @return 1 on success, 0 otherwise. | ||
| */ | ||
| public static native int RAND_bytes(ByteBuffer buf, int num); | ||
|
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| /** | ||
| * Releases all functional references. | ||
| * | ||
| * @param e | ||
| * engine reference. | ||
| * @return 0 on success, 1 otherwise. | ||
| */ | ||
| public static native int ENGINE_finish(PointerByReference e); | ||
|
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| /** | ||
| * Frees the structural reference | ||
| * | ||
| * @param e | ||
| * engine reference. | ||
| * @return 0 on success, 1 otherwise. | ||
| */ | ||
| public static native int ENGINE_free(PointerByReference e); | ||
|
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| /** | ||
| * Cleanups before program exit, it will avoid memory leaks. | ||
| * | ||
| * @return 0 on success, 1 otherwise. | ||
| */ | ||
| public static native int ENGINE_cleanup(); | ||
|
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| /** | ||
| * Obtains a functional reference from an existing structural reference. | ||
| * | ||
| * @param e | ||
| * engine reference | ||
| * @return zero if the ENGINE was not already operational and couldn't be successfully | ||
| * initialised | ||
| */ | ||
| public static native int ENGINE_init(PointerByReference e); | ||
|
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| /** | ||
| * Sets the engine as the default for random number generation. | ||
| * | ||
| * @param e | ||
| * engine reference | ||
| * @param flags | ||
| * ENGINE_METHOD_RAND | ||
| * @return zero if failed. | ||
| */ | ||
| public static native int ENGINE_set_default(PointerByReference e, int flags); | ||
|
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| /** | ||
| * Gets engine by id | ||
| * | ||
| * @param id | ||
| * engine id | ||
| * @return engine instance | ||
| */ | ||
| public static native PointerByReference ENGINE_by_id(String id); | ||
|
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| /** | ||
| * Initializes the engine. | ||
| */ | ||
| public static native void ENGINE_load_rdrand(); | ||
| } |
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