2 * Copyright (C) 2011 The Android Open Source Project
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
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
19 #include <cutils/log.h>
22 #include "DdmConnection.h"
26 void DdmConnection_start(const char* name) {
27 ALOGI("DdmConnection_start");
28 DdmConnection::start(name);
31 void DdmConnection::start(const char* name) {
40 "-agentlib:jdwp=transport=dt_android_adb,suspend=n,server=y";
42 args.version = JNI_VERSION_1_4;
45 args.ignoreUnrecognized = JNI_FALSE;
48 void* libdvm_dso = dlopen("libdvm.so", RTLD_NOW);
49 ALOGE_IF(!libdvm_dso, "DdmConnection: %s", dlerror());
51 void* libandroid_runtime_dso = dlopen("libandroid_runtime.so", RTLD_NOW);
52 ALOGE_IF(!libandroid_runtime_dso, "DdmConnection: %s", dlerror());
54 if (!libdvm_dso || !libandroid_runtime_dso) {
58 jint (*JNI_CreateJavaVM)(JavaVM** p_vm, JNIEnv** p_env, void* vm_args);
59 JNI_CreateJavaVM = (typeof JNI_CreateJavaVM)dlsym(libdvm_dso, "JNI_CreateJavaVM");
60 ALOGE_IF(!JNI_CreateJavaVM, "DdmConnection: %s", dlerror());
62 jint (*registerNatives)(JNIEnv* env, jclass clazz);
63 registerNatives = (typeof registerNatives)dlsym(libandroid_runtime_dso,
64 "Java_com_android_internal_util_WithFramework_registerNatives");
65 ALOGE_IF(!registerNatives, "DdmConnection: %s", dlerror());
67 if (!JNI_CreateJavaVM || !registerNatives) {
71 if (JNI_CreateJavaVM(&vm, &env, &args) == 0) {
75 // register native code
76 if (registerNatives(env, 0) == 0) {
77 // set our name by calling DdmHandleAppName.setAppName()
78 startClass = env->FindClass("android/ddm/DdmHandleAppName");
80 startMeth = env->GetStaticMethodID(startClass,
81 "setAppName", "(Ljava/lang/String;I)V");
83 jstring str = env->NewStringUTF(name);
84 env->CallStaticVoidMethod(startClass, startMeth, str, getuid());
85 env->DeleteLocalRef(str);
89 // initialize DDMS communication by calling
90 // DdmRegister.registerHandlers()
91 startClass = env->FindClass("android/ddm/DdmRegister");
93 startMeth = env->GetStaticMethodID(startClass,
94 "registerHandlers", "()V");
96 env->CallStaticVoidMethod(startClass, startMeth);
104 if (libandroid_runtime_dso) {
105 dlclose(libandroid_runtime_dso);
112 }; // namespace android