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/*
* 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 <utils/Log.h>
#include <utils/Mutex.h>
#include "android_runtime/AndroidRuntime.h"
#include "jni.h"
#include "JNIHelp.h"
#include "proxy_resolver_v8.h"
namespace android {
class ProxyErrorLogger : public net::ProxyErrorListener {
public:
~ProxyErrorLogger() {
}
void AlertMessage(String16 message) {
String8 str(message);
ALOGD("Alert: %s", str.string());
}
void ErrorMessage(String16 message) {
String8 str(message);
ALOGE("Error: %s", str.string());
}
};
net::ProxyResolverV8* proxyResolver = NULL;
ProxyErrorLogger* logger = NULL;
bool pacSet = false;
String16 jstringToString16(JNIEnv* env, jstring jstr) {
const jchar* str = env->GetStringCritical(jstr, 0);
String16 str16(reinterpret_cast<const char16_t*>(str),
env->GetStringLength(jstr));
env->ReleaseStringCritical(jstr, str);
return str16;
}
jstring string16ToJstring(JNIEnv* env, String16 string) {
const char16_t* str = string.string();
size_t len = string.size();
return env->NewString(reinterpret_cast<const jchar*>(str), len);
}
static jboolean com_android_pacprocessor_PacNative_createV8ParserNativeLocked(JNIEnv* /* env */,
jobject) {
if (proxyResolver == NULL) {
logger = new ProxyErrorLogger();
proxyResolver = new net::ProxyResolverV8(net::ProxyResolverJSBindings::CreateDefault(),
logger);
pacSet = false;
return JNI_FALSE;
}
return JNI_TRUE;
}
static jboolean com_android_pacprocessor_PacNative_destroyV8ParserNativeLocked(JNIEnv* /* env */,
jobject) {
if (proxyResolver != NULL) {
delete logger;
delete proxyResolver;
logger = NULL;
proxyResolver = NULL;
return JNI_FALSE;
}
return JNI_TRUE;
}
static jboolean com_android_pacprocessor_PacNative_setProxyScriptNativeLocked(JNIEnv* env, jobject,
jstring script) {
String16 script16 = jstringToString16(env, script);
if (proxyResolver == NULL) {
ALOGE("V8 Parser not started when setting PAC script");
return JNI_TRUE;
}
if (proxyResolver->SetPacScript(script16) != 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) {
String16 url16 = jstringToString16(env, url);
String16 host16 = jstringToString16(env, host);
String16 ret;
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;
}
if (proxyResolver->GetProxyForURL(url16, host16, &ret) != OK) {
String8 ret8(ret);
ALOGE("Error Running PAC: %s", ret8.string());
return NULL;
}
jstring jret = string16ToJstring(env, ret);
return jret;
}
static 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 */
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