| /** |
| * 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. |
| */ |
| |
| #include "org_apache_commons_crypto.h" |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| |
| #ifdef UNIX |
| #include <unistd.h> |
| #include <sys/types.h> |
| #endif |
| |
| #ifdef WINDOWS |
| #include <windows.h> |
| #endif |
| |
| // export the native interfaces |
| #ifdef JNIEXPORT |
| #undef JNIEXPORT |
| #endif |
| #define JNIEXPORT __attribute__((__visibility__("default"))) |
| #include "OpenSslInfoNative.h" |
| |
| #ifdef UNIX |
| static unsigned long (*dlsym_OpenSSL_version_num) (void); |
| static const char * (*dlsym_OpenSSL_version) (int); |
| static void *openssl; |
| #endif |
| |
| #ifdef WINDOWS |
| typedef unsigned long (__cdecl *__dlsym_OpenSSL) (void); |
| static __dlsym_OpenSSL dlsym_OpenSSL; |
| typedef char * (__cdecl *__dlsym_OpenSSL_version) (int); |
| static __dlsym_OpenSSL dlsym_OpenSSL; |
| static __dlsym_OpenSSL_version dlsym_OpenSSL_version; |
| HMODULE openssl; |
| #endif |
| |
| static int load_library(JNIEnv *env) |
| { |
| char msg[100]; |
| #ifdef UNIX |
| openssl = dlopen(COMMONS_CRYPTO_OPENSSL_LIBRARY, RTLD_LAZY | RTLD_GLOBAL); |
| #endif |
| |
| #ifdef WINDOWS |
| openssl = LoadLibrary(TEXT(COMMONS_CRYPTO_OPENSSL_LIBRARY)); |
| #endif |
| |
| if (!openssl) { |
| #ifdef UNIX |
| snprintf(msg, sizeof(msg), "Cannot load %s (%s)!", COMMONS_CRYPTO_OPENSSL_LIBRARY, \ |
| dlerror()); |
| #endif |
| #ifdef WINDOWS |
| snprintf(msg, sizeof(msg), "Cannot load %s (%d)!", COMMONS_CRYPTO_OPENSSL_LIBRARY, \ |
| GetLastError()); |
| #endif |
| THROW(env, "java/lang/UnsatisfiedLinkError", msg); |
| return 0; |
| } |
| #ifdef UNIX |
| LOAD_OPENSSL_VERSION_FUNCTION(dlsym_OpenSSL_version_num, env, openssl); |
| #endif |
| return 1; |
| } |
| |
| JNIEXPORT jstring JNICALL Java_org_apache_commons_crypto_OpenSslInfoNative_NativeVersion |
| (JNIEnv *env, jobject object) |
| { |
| return (*env)->NewStringUTF(env, VERSION); |
| } |
| |
| JNIEXPORT jstring JNICALL Java_org_apache_commons_crypto_OpenSslInfoNative_NativeTimeStamp |
| (JNIEnv *env, jobject object) |
| { |
| return (*env)->NewStringUTF(env, __DATE__); |
| } |
| |
| JNIEXPORT jstring JNICALL Java_org_apache_commons_crypto_OpenSslInfoNative_NativeName |
| (JNIEnv *env, jobject object) |
| { |
| return (*env)->NewStringUTF(env, PROJECT_NAME); |
| } |
| |
| JNIEXPORT jlong JNICALL Java_org_apache_commons_crypto_OpenSslInfoNative_OpenSSL |
| (JNIEnv *env, jclass clazz) |
| { |
| if (!load_library(env)) { |
| return 0; |
| } |
| jlong version_num = (jlong)dlsym_OpenSSL_version_num(); |
| return version_num; |
| } |
| |
| JNIEXPORT jstring JNICALL Java_org_apache_commons_crypto_OpenSslInfoNative_OpenSSLVersion |
| (JNIEnv *env, jclass clazz, jint type) |
| { |
| if (!load_library(env)) { |
| return NULL; |
| } |
| if (dlsym_OpenSSL_version_num() > VERSION_1_1_X) { |
| dlsym_OpenSSL_version = do_dlsym(env, openssl, "OpenSSL_version"); |
| } else { |
| dlsym_OpenSSL_version = do_dlsym(env, openssl, "SSLeay_version"); |
| } |
| jstring answer = (*env)->NewStringUTF(env,dlsym_OpenSSL_version(type)); |
| return answer; |
| } |
| |
| |