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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1 | daniel-mar | 1 | |
| 2 | #ifndef DZRawH |
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| 3 | #define DZRawH |
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| 4 | //--------------------------------------------------------------------------- |
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| 5 | |||
| 6 | /* DZRaw.H * Copyright (C) 2009 Russell Peters |
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| 7 | ************************************************************************ |
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| 8 | Copyright (C) 2009, 2010 by Russell J. Peters, Roger Aelbrecht |
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| 9 | |||
| 10 | This file is part of TZipMaster Version 1.9. |
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| 11 | |||
| 12 | TZipMaster is free software: you can redistribute it and/or modify |
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| 13 | it under the terms of the GNU Lesser General Public License as published by |
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| 14 | the Free Software Foundation, either version 3 of the License, or |
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| 15 | (at your option) any later version. |
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| 16 | |||
| 17 | TZipMaster is distributed in the hope that it will be useful, |
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| 18 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 19 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 20 | GNU Lesser General Public License for more details. |
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| 21 | |||
| 22 | You should have received a copy of the GNU Lesser General Public License |
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| 23 | along with TZipMaster. If not, see <http://www.gnu.org/licenses/>. |
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| 24 | |||
| 25 | contact: problems@delphizip.org (include ZipMaster in the subject). |
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| 26 | updates: http://www.delphizip.org |
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| 27 | DelphiZip maillist subscribe at http://www.freelists.org/list/delphizip |
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| 28 | ************************************************************************/ |
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| 29 | |||
| 30 | #pragma pack(push, 1) |
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| 31 | union XWord |
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| 32 | { |
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| 33 | unsigned char b[2]; |
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| 34 | unsigned short w; |
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| 35 | }; |
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| 36 | #pragma pack(pop) |
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| 37 | |||
| 38 | #pragma pack(push, 2) |
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| 39 | struct dzraw_imp |
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| 40 | { |
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| 41 | long refs; // reference counter |
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| 42 | WORD capacity; // characters |
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| 43 | WORD len; // string length |
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| 44 | unsigned char data[8]; // the actual data |
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| 45 | }; |
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| 46 | #pragma pack(pop) |
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| 47 | |||
| 48 | class DZRawData |
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| 49 | { |
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| 50 | private: |
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| 51 | dzraw_imp* imp; |
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| 52 | protected: |
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| 53 | dzraw_imp* __fastcall NewImp(unsigned siz); |
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| 54 | dzraw_imp* NewImp(const unsigned char* src, int Len, int Space = -1); |
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| 55 | void __fastcall Release(void); |
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| 56 | int __fastcall IncRefs(void); |
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| 57 | int __fastcall DecRefs(void); |
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| 58 | public: |
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| 59 | __fastcall DZRawData(void): imp(0){}; |
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| 60 | __fastcall DZRawData(unsigned size); |
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| 61 | __fastcall DZRawData(const DZRawData& other); |
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| 62 | __fastcall DZRawData(const unsigned char* str, unsigned len); |
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| 63 | __fastcall ~DZRawData(void){Release();} |
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| 64 | unsigned __fastcall Capacity(void) const; |
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| 65 | unsigned __fastcall Length(void) const; |
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| 66 | inline bool IsEmpty(void) const {return !imp || !Length();} |
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| 67 | inline void Empty(void) {Release();} |
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| 68 | void __fastcall Append(const unsigned char* src, int Len); |
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| 69 | void __fastcall Assign(const unsigned char* src, int Len); |
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| 70 | const unsigned char* begin(void) const; |
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| 71 | inline const unsigned char* data(void) const {return begin();} |
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| 72 | const unsigned char* end(void) const; |
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| 73 | const unsigned char* Find(WORD tag) const; |
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| 74 | unsigned char * __fastcall GetBuffer(unsigned size); |
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| 75 | void __fastcall SetLength(unsigned Len = 0); |
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| 76 | operator const unsigned char*()const {return begin();} |
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| 77 | DZRawData& __fastcall operator =(const DZRawData& other); |
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| 78 | DZRawData __fastcall operator +(const DZRawData& other); |
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| 79 | DZRawData& __fastcall operator +=(const DZRawData& other); |
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| 80 | DZRawData& __fastcall operator +=(unsigned char ch); |
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| 81 | DZRawData& __fastcall operator +=(WORD w); |
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| 82 | DZRawData __fastcall operator -(WORD tag); |
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| 83 | DZRawData& __fastcall operator -=(WORD tag); |
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| 84 | WORD __fastcall operator [](unsigned idx) const; |
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| 85 | inline bool operator !()const {return IsEmpty();} |
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| 86 | }; |
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| 87 | |||
| 88 | |||
| 89 | #endif |