Ningyuan Wang | fb71beb | 2016-01-06 16:31:58 -0800 | [diff] [blame] | 1 | // |
| 2 | // Copyright (C) 2015 The Android Open Source Project |
| 3 | // |
| 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 |
| 7 | // |
| 8 | // http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | // |
| 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. |
| 15 | // |
| 16 | |
| 17 | #ifndef DHCP_CLIENT_PARSER_H_ |
| 18 | #define DHCP_CLIENT_PARSER_H_ |
| 19 | |
| 20 | #include <cstdint> |
| 21 | |
| 22 | namespace dhcp_client { |
| 23 | |
| 24 | class DHCPOptionsParser { |
| 25 | public: |
| 26 | virtual bool GetOption(const uint8_t* buffer, |
| 27 | uint8_t length, |
| 28 | void* value) = 0; |
| 29 | virtual ~DHCPOptionsParser() {} |
| 30 | }; |
| 31 | |
| 32 | class UInt8Parser : public DHCPOptionsParser { |
| 33 | public: |
| 34 | UInt8Parser() {} |
| 35 | bool GetOption(const uint8_t* buffer, |
| 36 | uint8_t length, |
| 37 | void* value) override; |
| 38 | }; |
| 39 | |
| 40 | class UInt16Parser : public DHCPOptionsParser { |
| 41 | public: |
| 42 | UInt16Parser() {} |
| 43 | bool GetOption(const uint8_t* buffer, |
| 44 | uint8_t length, |
| 45 | void* value) override; |
| 46 | }; |
| 47 | |
| 48 | class UInt32Parser : public DHCPOptionsParser { |
| 49 | public: |
| 50 | UInt32Parser() {} |
| 51 | bool GetOption(const uint8_t* buffer, |
| 52 | uint8_t length, |
| 53 | void* value) override; |
| 54 | }; |
| 55 | |
| 56 | class UInt8ListParser : public DHCPOptionsParser { |
| 57 | public: |
| 58 | UInt8ListParser() {} |
| 59 | bool GetOption(const uint8_t* buffer, |
| 60 | uint8_t length, |
| 61 | void* value) override; |
| 62 | }; |
| 63 | |
| 64 | class UInt16ListParser : public DHCPOptionsParser { |
| 65 | public: |
| 66 | UInt16ListParser() {} |
| 67 | bool GetOption(const uint8_t* buffer, |
| 68 | uint8_t length, |
| 69 | void* value) override; |
| 70 | }; |
| 71 | |
| 72 | class UInt32ListParser : public DHCPOptionsParser { |
| 73 | public: |
| 74 | UInt32ListParser() {} |
| 75 | bool GetOption(const uint8_t* buffer, |
| 76 | uint8_t length, |
| 77 | void* value) override; |
| 78 | }; |
| 79 | |
| 80 | class UInt32PairListParser : public DHCPOptionsParser { |
| 81 | public: |
| 82 | UInt32PairListParser() {} |
| 83 | bool GetOption(const uint8_t* buffer, |
| 84 | uint8_t length, |
| 85 | void* value) override; |
| 86 | }; |
| 87 | |
| 88 | class BoolParser : public DHCPOptionsParser { |
| 89 | public: |
| 90 | BoolParser() {} |
| 91 | bool GetOption(const uint8_t* buffer, |
| 92 | uint8_t length, |
| 93 | void* value) override; |
| 94 | }; |
| 95 | |
| 96 | class StringParser : public DHCPOptionsParser { |
| 97 | public: |
| 98 | StringParser() {} |
| 99 | bool GetOption(const uint8_t* buffer, |
| 100 | uint8_t length, |
| 101 | void* value) override; |
| 102 | }; |
| 103 | |
Ningyuan Wang | 57c5f54 | 2016-01-28 16:21:00 -0800 | [diff] [blame] | 104 | class ByteArrayParser : public DHCPOptionsParser { |
| 105 | public: |
| 106 | bool GetOption(const uint8_t* buffer, |
| 107 | uint8_t length, |
| 108 | void* value) override; |
| 109 | }; |
Ningyuan Wang | fb71beb | 2016-01-06 16:31:58 -0800 | [diff] [blame] | 110 | } // namespace dhcp_client |
| 111 | |
| 112 | #endif // DHCP_CLIENT_PARSER_H_ |