| /* |
| * Copyright (C) 2013 The Android Open Source Project |
| * |
| * Licensed 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. |
| */ |
| |
| #define LOG_TAG "PacProcessor" |
| |
| #include <stdlib.h> |
| #include <string> |
| |
| #include <utils/Log.h> |
| #include <utils/Mutex.h> |
| #include "android_runtime/AndroidRuntime.h" |
| |
| #include "jni.h" |
| #include <nativehelper/JNIHelp.h> |
| |
| #include "proxy_resolver_v8_wrapper.h" |
| |
| namespace android { |
| |
| ProxyResolverV8Handle* proxyResolver = NULL; |
| bool pacSet = false; |
| |
| std::u16string jstringToString16(JNIEnv* env, jstring jstr) { |
| const jchar* str = env->GetStringCritical(jstr, 0); |
| std::u16string str16(reinterpret_cast<const char16_t*>(str), |
| env->GetStringLength(jstr)); |
| env->ReleaseStringCritical(jstr, str); |
| return str16; |
| } |
| |
| jstring string16ToJstring(JNIEnv* env, std::u16string string) { |
| const char16_t* str = string.data(); |
| size_t len = string.length(); |
| |
| return env->NewString(reinterpret_cast<const jchar*>(str), len); |
| } |
| |
| static jboolean com_android_pacprocessor_PacNative_createV8ParserNativeLocked(JNIEnv* /* env */, |
| jobject) { |
| if (proxyResolver == NULL) { |
| proxyResolver = ProxyResolverV8Handle_new(); |
| pacSet = false; |
| return JNI_FALSE; |
| } |
| return JNI_TRUE; |
| } |
| |
| static jboolean com_android_pacprocessor_PacNative_destroyV8ParserNativeLocked(JNIEnv* /* env */, |
| jobject) { |
| if (proxyResolver != NULL) { |
| ProxyResolverV8Handle_delete(proxyResolver); |
| proxyResolver = NULL; |
| return JNI_FALSE; |
| } |
| return JNI_TRUE; |
| } |
| |
| static jboolean com_android_pacprocessor_PacNative_setProxyScriptNativeLocked(JNIEnv* env, jobject, |
| jstring script) { |
| std::u16string script16 = jstringToString16(env, script); |
| |
| if (proxyResolver == NULL) { |
| ALOGE("V8 Parser not started when setting PAC script"); |
| return JNI_TRUE; |
| } |
| |
| if (ProxyResolverV8Handle_SetPacScript(proxyResolver, script16.data()) != OK) { |
| ALOGE("Unable to set PAC script"); |
| return JNI_TRUE; |
| } |
| pacSet = true; |
| |
| return JNI_FALSE; |
| } |
| |
| static jstring com_android_pacprocessor_PacNative_makeProxyRequestNativeLocked(JNIEnv* env, jobject, |
| jstring url, jstring host) { |
| std::u16string url16 = jstringToString16(env, url); |
| std::u16string host16 = jstringToString16(env, host); |
| |
| if (proxyResolver == NULL) { |
| ALOGE("V8 Parser not initialized when running PAC script"); |
| return NULL; |
| } |
| |
| if (!pacSet) { |
| ALOGW("Attempting to run PAC with no script set"); |
| return NULL; |
| } |
| |
| std::unique_ptr<char16_t, decltype(&free)> result = std::unique_ptr<char16_t, decltype(&free)>( |
| ProxyResolverV8Handle_GetProxyForURL(proxyResolver, url16.data(), host16.data()), &free); |
| if (result.get() == NULL) { |
| ALOGE("Error Running PAC"); |
| return NULL; |
| } |
| |
| std::u16string ret(result.get()); |
| jstring jret = string16ToJstring(env, ret); |
| |
| return jret; |
| } |
| |
| static const JNINativeMethod gMethods[] = { |
| { "createV8ParserNativeLocked", "()Z", |
| (void*)com_android_pacprocessor_PacNative_createV8ParserNativeLocked}, |
| { "destroyV8ParserNativeLocked", "()Z", |
| (void*)com_android_pacprocessor_PacNative_destroyV8ParserNativeLocked}, |
| { "setProxyScriptNativeLocked", "(Ljava/lang/String;)Z", |
| (void*)com_android_pacprocessor_PacNative_setProxyScriptNativeLocked}, |
| { "makeProxyRequestNativeLocked", "(Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;", |
| (void*)com_android_pacprocessor_PacNative_makeProxyRequestNativeLocked}, |
| }; |
| |
| int register_com_android_pacprocessor_PacNative(JNIEnv* env) { |
| return jniRegisterNativeMethods(env, "com/android/pacprocessor/PacNative", |
| gMethods, NELEM(gMethods)); |
| } |
| |
| } /* namespace android */ |