| /* |
| * Copyright (C) 2015 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. |
| */ |
| |
| #ifndef ANDROID_IP_PREFIX_H |
| #define ANDROID_IP_PREFIX_H |
| |
| #ifndef __ANDROID_VNDK__ |
| |
| #include <netinet/in.h> |
| |
| #include <binder/Parcelable.h> |
| #include <utils/String16.h> |
| #include <utils/StrongPointer.h> |
| |
| namespace android { |
| |
| namespace net { |
| |
| /* |
| * C++ implementation of the Java class android.net.IpPrefix |
| */ |
| class IpPrefix : public Parcelable { |
| public: |
| IpPrefix() = default; |
| virtual ~IpPrefix() = default; |
| IpPrefix(const IpPrefix& prefix) = default; |
| |
| IpPrefix(const struct in6_addr& addr, int32_t plen): |
| mUnion(addr), mPrefixLength(plen), mIsIpv6(true) { } |
| |
| IpPrefix(const struct in_addr& addr, int32_t plen): |
| mUnion(addr), mPrefixLength(plen), mIsIpv6(false) { } |
| |
| bool getAddressAsIn6Addr(struct in6_addr* addr) const; |
| bool getAddressAsInAddr(struct in_addr* addr) const; |
| |
| const struct in6_addr& getAddressAsIn6Addr() const; |
| const struct in_addr& getAddressAsInAddr() const; |
| |
| bool isIpv6() const; |
| bool isIpv4() const; |
| |
| int32_t getPrefixLength() const; |
| |
| void setAddress(const struct in6_addr& addr); |
| void setAddress(const struct in_addr& addr); |
| |
| void setPrefixLength(int32_t prefix); |
| |
| friend bool operator==(const IpPrefix& lhs, const IpPrefix& rhs); |
| |
| friend bool operator!=(const IpPrefix& lhs, const IpPrefix& rhs) { |
| return !(lhs == rhs); |
| } |
| |
| public: |
| // Overrides |
| status_t writeToParcel(Parcel* parcel) const override; |
| status_t readFromParcel(const Parcel* parcel) override; |
| |
| private: |
| union InternalUnion { |
| InternalUnion() = default; |
| InternalUnion(const struct in6_addr &addr):mIn6Addr(addr) { }; |
| InternalUnion(const struct in_addr &addr):mInAddr(addr) { }; |
| struct in6_addr mIn6Addr; |
| struct in_addr mInAddr; |
| } mUnion; |
| int32_t mPrefixLength; |
| bool mIsIpv6; |
| }; |
| |
| } // namespace net |
| |
| } // namespace android |
| |
| #else // __ANDROID_VNDK__ |
| #error "This header is not visible to vendors" |
| #endif // __ANDROID_VNDK__ |
| |
| #endif // ANDROID_IP_PREFIX_H |