1 /*
2 * Copyright (C) 2017 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include <jni.h>
18
19 #include "CompatibilityCloseMonitor.h"
20 #include "JniConstants.h"
21 #include "NativeCrypto.h"
22 #include "macros.h"
23
24 #ifndef CONSCRYPT_JNI_VERSION
25 #define CONSCRYPT_JNI_VERSION JNI_VERSION_1_6
26 #endif // !CONSCRYPT_JNI_VERSION
27
28 using namespace conscrypt;
29
30 // Give client libs everything they need to initialize our JNI
libconscrypt_JNI_OnLoad(JavaVM * vm,void *)31 jint libconscrypt_JNI_OnLoad(JavaVM* vm, void*) {
32 JNIEnv* env;
33 if (vm->GetEnv((void**)&env, CONSCRYPT_JNI_VERSION) != JNI_OK) {
34 ALOGE("Could not get JNIEnv");
35 return JNI_ERR;
36 }
37
38 // Initialize the JNI constants.
39 JniConstants::init(vm, env);
40
41 // Register all of the native JNI methods.
42 NativeCrypto::registerNativeMethods(env);
43
44 // Perform static initialization of the close monitor (if required on this platform).
45 CompatibilityCloseMonitor::init();
46 return CONSCRYPT_JNI_VERSION;
47 }
48
49 #ifdef STATIC_LIB
50
51 // A version of OnLoad called when the Conscrypt library has been statically linked to the JVM (For
52 // Java >= 1.8). The manner in which the library is statically linked is implementation specific.
53 //
54 // See http://openjdk.java.net/jeps/178
JNI_OnLoad_conscrypt(JavaVM * vm,void * reserved)55 CONSCRYPT_PUBLIC jint JNI_OnLoad_conscrypt(JavaVM* vm, void* reserved) {
56 return libconscrypt_JNI_OnLoad(vm, reserved);
57 }
58
59 #else // !STATIC_LIB
60
61 // Method called by the JVM when the Conscrypt shared library is loaded.
JNI_OnLoad(JavaVM * vm,void * reserved)62 CONSCRYPT_PUBLIC jint JNICALL JNI_OnLoad(JavaVM* vm, void* reserved) {
63 return libconscrypt_JNI_OnLoad(vm, reserved);
64 }
65
66 #endif // !STATIC_LIB