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network_library.cc
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network_library.cc
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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "net/android/network_library.h"
#include "base/android/jni_android.h"
#include "base/android/jni_array.h"
#include "base/android/jni_string.h"
#include "base/android/scoped_java_ref.h"
#include "base/logging.h"
#include "net/dns/public/dns_protocol.h"
#include "net/net_jni_headers/AndroidNetworkLibrary_jni.h"
#include "net/net_jni_headers/DnsStatus_jni.h"
using base::android::AttachCurrentThread;
using base::android::ConvertJavaStringToUTF8;
using base::android::ConvertUTF8ToJavaString;
using base::android::ScopedJavaLocalRef;
using base::android::ToJavaArrayOfByteArray;
using base::android::ToJavaByteArray;
namespace net {
namespace android {
void VerifyX509CertChain(const std::vector<std::string>& cert_chain,
base::StringPiece auth_type,
base::StringPiece host,
CertVerifyStatusAndroid* status,
bool* is_issued_by_known_root,
std::vector<std::string>* verified_chain) {
JNIEnv* env = AttachCurrentThread();
ScopedJavaLocalRef<jobjectArray> chain_byte_array =
ToJavaArrayOfByteArray(env, cert_chain);
DCHECK(!chain_byte_array.is_null());
ScopedJavaLocalRef<jstring> auth_string =
ConvertUTF8ToJavaString(env, auth_type);
DCHECK(!auth_string.is_null());
ScopedJavaLocalRef<jstring> host_string =
ConvertUTF8ToJavaString(env, host);
DCHECK(!host_string.is_null());
ScopedJavaLocalRef<jobject> result =
Java_AndroidNetworkLibrary_verifyServerCertificates(
env, chain_byte_array, auth_string, host_string);
ExtractCertVerifyResult(result, status, is_issued_by_known_root,
verified_chain);
}
void AddTestRootCertificate(const uint8_t* cert, size_t len) {
JNIEnv* env = AttachCurrentThread();
ScopedJavaLocalRef<jbyteArray> cert_array = ToJavaByteArray(env, cert, len);
DCHECK(!cert_array.is_null());
Java_AndroidNetworkLibrary_addTestRootCertificate(env, cert_array);
}
void ClearTestRootCertificates() {
JNIEnv* env = AttachCurrentThread();
Java_AndroidNetworkLibrary_clearTestRootCertificates(env);
}
bool IsCleartextPermitted(const std::string& host) {
JNIEnv* env = AttachCurrentThread();
ScopedJavaLocalRef<jstring> host_string = ConvertUTF8ToJavaString(env, host);
return Java_AndroidNetworkLibrary_isCleartextPermitted(env, host_string);
}
bool HaveOnlyLoopbackAddresses() {
JNIEnv* env = AttachCurrentThread();
return Java_AndroidNetworkLibrary_haveOnlyLoopbackAddresses(env);
}
bool GetMimeTypeFromExtension(const std::string& extension,
std::string* result) {
JNIEnv* env = AttachCurrentThread();
ScopedJavaLocalRef<jstring> extension_string =
ConvertUTF8ToJavaString(env, extension);
ScopedJavaLocalRef<jstring> ret =
Java_AndroidNetworkLibrary_getMimeTypeFromExtension(env,
extension_string);
if (!ret.obj())
return false;
*result = ConvertJavaStringToUTF8(ret);
return true;
}
std::string GetTelephonyNetworkOperator() {
return base::android::ConvertJavaStringToUTF8(
Java_AndroidNetworkLibrary_getNetworkOperator(
base::android::AttachCurrentThread()));
}
std::string GetTelephonySimOperator() {
return base::android::ConvertJavaStringToUTF8(
Java_AndroidNetworkLibrary_getSimOperator(
base::android::AttachCurrentThread()));
}
bool GetIsRoaming() {
return Java_AndroidNetworkLibrary_getIsRoaming(
base::android::AttachCurrentThread());
}
bool GetIsCaptivePortal() {
return Java_AndroidNetworkLibrary_getIsCaptivePortal(
base::android::AttachCurrentThread());
}
std::string GetWifiSSID() {
return base::android::ConvertJavaStringToUTF8(
Java_AndroidNetworkLibrary_getWifiSSID(
base::android::AttachCurrentThread()));
}
base::Optional<int32_t> GetWifiSignalLevel() {
const int count_buckets = 5;
int signal_strength = Java_AndroidNetworkLibrary_getWifiSignalLevel(
base::android::AttachCurrentThread(), count_buckets);
if (signal_strength < 0)
return base::nullopt;
DCHECK_LE(0, signal_strength);
DCHECK_GE(count_buckets - 1, signal_strength);
return signal_strength;
}
internal::ConfigParsePosixResult GetDnsServers(
std::vector<IPEndPoint>* dns_servers,
bool* dns_over_tls_active,
std::string* dns_over_tls_hostname) {
JNIEnv* env = AttachCurrentThread();
// Get the DNS status for the active network.
ScopedJavaLocalRef<jobject> result =
Java_AndroidNetworkLibrary_getDnsStatus(env, nullptr /* network */);
if (result.is_null())
return internal::CONFIG_PARSE_POSIX_NO_NAMESERVERS;
// Parse the DNS servers.
std::vector<std::vector<uint8_t>> dns_servers_data;
base::android::JavaArrayOfByteArrayToBytesVector(
env, Java_DnsStatus_getDnsServers(env, result), &dns_servers_data);
for (const std::vector<uint8_t>& dns_address_data : dns_servers_data) {
IPAddress dns_address(dns_address_data.data(), dns_address_data.size());
IPEndPoint dns_server(dns_address, dns_protocol::kDefaultPort);
dns_servers->push_back(dns_server);
}
*dns_over_tls_active = Java_DnsStatus_getPrivateDnsActive(env, result);
*dns_over_tls_hostname = base::android::ConvertJavaStringToUTF8(
Java_DnsStatus_getPrivateDnsServerName(env, result));
return dns_servers->size() ? internal::CONFIG_PARSE_POSIX_OK
: internal::CONFIG_PARSE_POSIX_NO_NAMESERVERS;
}
void TagSocket(SocketDescriptor socket, uid_t uid, int32_t tag) {
Java_AndroidNetworkLibrary_tagSocket(AttachCurrentThread(), socket, uid, tag);
}
} // namespace android
} // namespace net