| bigbiff bigbiff | af32bb9 | 2018-12-18 18:39:53 -0500 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2010 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 | * Copyright (C) 2014 TeamWin - bigbiff and Dees_Troy mtp database conversion to C++ |
| 17 | */ |
| 18 | |
| 19 | #ifndef _MTP_PROPERTY_H |
| 20 | #define _MTP_PROPERTY_H |
| 21 | |
| 22 | #include "MtpTypes.h" |
| 23 | |
| 24 | |
| 25 | class MtpDataPacket; |
| 26 | |
| 27 | struct MtpPropertyValue { |
| 28 | union { |
| 29 | int8_t i8; |
| 30 | uint8_t u8; |
| 31 | int16_t i16; |
| 32 | uint16_t u16; |
| 33 | int32_t i32; |
| 34 | uint32_t u32; |
| 35 | int64_t i64; |
| 36 | uint64_t u64; |
| 37 | int128_t i128; |
| 38 | uint128_t u128; |
| 39 | } u; |
| 40 | // string in UTF8 format |
| 41 | char* str; |
| 42 | }; |
| 43 | |
| 44 | class MtpProperty { |
| 45 | public: |
| 46 | MtpPropertyCode mCode; |
| 47 | MtpDataType mType; |
| 48 | bool mWriteable; |
| 49 | MtpPropertyValue mDefaultValue; |
| 50 | MtpPropertyValue mCurrentValue; |
| 51 | |
| 52 | // for array types |
| 53 | int mDefaultArrayLength; |
| 54 | MtpPropertyValue* mDefaultArrayValues; |
| 55 | int mCurrentArrayLength; |
| 56 | MtpPropertyValue* mCurrentArrayValues; |
| 57 | |
| 58 | enum { |
| 59 | kFormNone = 0, |
| 60 | kFormRange = 1, |
| 61 | kFormEnum = 2, |
| 62 | kFormDateTime = 3, |
| 63 | }; |
| 64 | |
| 65 | uint32_t mGroupCode; |
| 66 | uint8_t mFormFlag; |
| 67 | |
| 68 | // for range form |
| 69 | MtpPropertyValue mMinimumValue; |
| 70 | MtpPropertyValue mMaximumValue; |
| 71 | MtpPropertyValue mStepSize; |
| 72 | |
| 73 | // for enum form |
| 74 | int mEnumLength; |
| 75 | MtpPropertyValue* mEnumValues; |
| 76 | |
| 77 | public: |
| 78 | MtpProperty(); |
| 79 | MtpProperty(MtpPropertyCode propCode, |
| 80 | MtpDataType type, |
| 81 | bool writeable = false, |
| 82 | int defaultValue = 0); |
| 83 | virtual ~MtpProperty(); |
| 84 | |
| 85 | inline MtpPropertyCode getPropertyCode() const { return mCode; } |
| 86 | |
| 87 | void read(MtpDataPacket& packet); |
| 88 | void write(MtpDataPacket& packet); |
| 89 | |
| 90 | void setDefaultValue(const uint16_t* string); |
| 91 | void setCurrentValue(const uint16_t* string); |
| 92 | |
| 93 | void setFormRange(int min, int max, int step); |
| 94 | void setFormEnum(const int* values, int count); |
| 95 | void setFormDateTime(); |
| 96 | |
| 97 | void print(); |
| 98 | void print(MtpPropertyValue& value, MtpString& buffer); |
| 99 | |
| 100 | inline bool isDeviceProperty() const { |
| 101 | return ( ((mCode & 0xF000) == 0x5000) |
| 102 | || ((mCode & 0xF800) == 0xD000)); |
| 103 | } |
| 104 | |
| 105 | private: |
| 106 | void readValue(MtpDataPacket& packet, MtpPropertyValue& value); |
| 107 | void writeValue(MtpDataPacket& packet, MtpPropertyValue& value); |
| 108 | MtpPropertyValue* readArrayValues(MtpDataPacket& packet, int& length); |
| 109 | void writeArrayValues(MtpDataPacket& packet, |
| 110 | MtpPropertyValue* values, int length); |
| 111 | }; |
| 112 | |
| 113 | |
| 114 | #endif // _MTP_PROPERTY_H |