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// --------------------------------------------------------------------------------
// Binxhex.h
// Copyright (c)1993-1995 Microsoft Corporation, All Rights Reserved
// Steven J. Bailey
// --------------------------------------------------------------------------------
#ifndef __BINHEX_H
#define __BINHEX_H
// ---------------------------------------------------------------------------------------
// MACBINARY Header
// ---------------------------------------------------------------------------------------
// Byte packing
#pragma pack(1)
typedef struct{ BYTE bMustBeZero1; BYTE cchFileName; char rgchFileName[63]; DWORD dwType; DWORD dwCreator; BYTE bFinderFlags; BYTE bMustBeZero2; WORD xIcon; WORD yIcon; WORD wFileID; BYTE fProtected; BYTE bMustBeZero3; DWORD lcbDataFork; DWORD lcbResourceFork; DWORD dwCreationDate; DWORD dwModificationDate; union { struct { WORD cbGetInfo; BYTE bFinderFlags2; BYTE wGap[14]; DWORD lcbUnpacked; WORD cbSecondHeader; BYTE bVerMacBin2; BYTE bMinVerMacBin2; WORD wCRC; }; struct { WORD wDummy; BYTE bByte101ToByte125[25];
}; BYTE Reserved[27]; }; WORD wMachineID;} MACBINARY, *LPMACBINARY;#pragma pack()
// --------------------------------------------------------------------------------
// Globals
// --------------------------------------------------------------------------------
// Non Mac Creator Types
typedef struct _screatortype{ char szCreator[5]; char szType[5];} sCreatorType;
extern sCreatorType * g_lpCreatorTypes;
// --------------------------------------------------------------------------------
// MAPI Types
// --------------------------------------------------------------------------------
typedef ULONG CB; // Count of bytes
typedef ULONG C; // Count
typedef LPBYTE PB; // pointer to bytes
// --------------------------------------------------------------------------------
// Defines
// --------------------------------------------------------------------------------
#define BINHEX_INVALID 0x7f
#define BINHEX_REPEAT 0x90
#define XXXX BINHEX_INVALID
#define MIN(a,b) ( (a) > (b) ? (b) : (a) )
#define hrSuccess S_OK
// Uncomment for Binhex debugging support
// #define BINHEX_TRACE 1
#if defined(_X86_) || defined(_AMD64_) || defined(_IA64_)
// host is little endian
#define NATIVE_LONG_FROM_BIG(lpuch) ( (*(unsigned char *) (lpuch)) << 24 \
| (*(unsigned char *)((lpuch) + 1)) << 16 \ | (*(unsigned char *)((lpuch) + 2)) << 8 \ | (*(unsigned char *)((lpuch) + 3)))#elif defined(_MPPC_)
#define NATIVE_LONG_FROM_BIG(lpuch) (*(unsigned long *) (lpuch))
#else
#error "Must define NATIVE_LONG_FROM_BIG for this architecture!"
#endif
// --------------------------------------------------------------------------------
// Constants
// --------------------------------------------------------------------------------
const CB cbLineLengthUnlimited = 0;const CB cbMIN_BINHEX_HEADER_SIZE = 21;const WORD wZero = 0;
// --------------------------------------------------------------------------------
// g_rgchBinHex8to6
// --------------------------------------------------------------------------------
const CHAR g_rgchBinHex8to6[] = "!\"#$%&'()*+,-012345689@ABCDEFGHIJKLMNPQRSTUVXYZ[`abcdefhijklmpqr";
// --------------------------------------------------------------------------------
// g_rgchBinHex6to8
// --------------------------------------------------------------------------------
const CHAR g_rgchBinHex6to8[] ={ // 0x00
XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX,
// 0x20
XXXX, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, XXXX, XXXX,
// 0x30
0x0D, 0x0E, 0x0F, 0x10, 0x11, 0x12, 0x13, XXXX, 0x14, 0x15, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX,
// 0x40
0x16, 0x17, 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F, 0x20, 0x21, 0x22, 0x23, 0x24, XXXX,
// 0x50
0x25, 0x26, 0x27, 0x28, 0x29, 0x2A, 0x2B, XXXX, 0x2C, 0x2D, 0x2E, 0x2F, XXXX, XXXX, XXXX, XXXX,
// 0x60
0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, XXXX, 0x37, 0x38, 0x39, 0x3A, 0x3B, 0x3C, XXXX, XXXX,
// 0x70
0x3D, 0x3E, 0x3F, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX,
// 0x80
XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX, XXXX,};
// --------------------------------------------------------------------------------
// BINHEX post processing data
// --------------------------------------------------------------------------------
typedef struct _sbinhexreturndata{ MACBINARY macbinHdr; BOOL fIsMacFile;} BINHEXRETDATA;
//-----------------------------------------------------------------------------
// Apple Macintosh BinHex 4.0 encoder class.
//-----------------------------------------------------------------------------
class CBinhexEncoder{public: CBinhexEncoder(void); ~CBinhexEncoder(void);
HRESULT HrConfig(IN CB cbLineLength, IN C cMaxLines, IN void * pvParms); HRESULT HrEmit(IN PB pbRead, IN OUT CB * pcbRead, OUT PB pbWrite, IN OUT CB * pcbWrite);
private:
// Binhex's the supplied buffer into m_pbWrite, modified m_cbProduced
HRESULT HrBinHexBuffer( LPBYTE lpbIn, CB cbIn, CB * lpcbConsumed );
// Binhex byte and outputs to m_pbWrite
HRESULT HrBinHexByte( BYTE b );
// Did we generate the maximum number of output lines?
virtual BOOL FMaxLinesReached(void) { return (m_cMaxLines > 0 && m_cLines >= m_cMaxLines); }
// Are we operating under restricted line length?
virtual BOOL FLineLengthLimited(void) { return m_cbLineLength != cbLineLengthUnlimited; }
LPMACBINARY m_lpmacbinHdr; // pointer to passed in Mac Binary header
ULONG m_ulAccum; // acculator to store chars when converting from 6bytes to 8 bytes.
ULONG m_cAccum; // count of characters accumulated (0 - 3)
BYTE m_bRepeat; // repeat char
CB m_cbRepeat; // amount to repeat
BYTE m_bPrev; // Previous byte processed
BYTE m_bCurr; // current byte being processed;
WORD m_wCRC; // CRC used for data or Resource forks
CB m_cbLine; // Number of chars currently encoded for a line of output
CB m_cbFork; // Size of fork to process
CB m_cbLeftInFork; // How much of current fork we've processed.
CB m_cbProduced; // number of chars produces after decoding and RLE expansion
CB m_cbLeftInOutputBuffer; // number of bytes left in passed in Output buffer
CB m_cbConsumed; // number of bytes used from passed in input buffer
CB m_cbLeftInInputBuffer; // number of bytes in passed in Input buffer
CB m_cbWrite; // number of bytes written out to output buffer
LPBYTE m_pbWrite; // pointer to output buffer.
BOOL m_fHandledx90; // flag to preserve literal x90 processing across buffer resets.
CB m_cbPad; // byte count of padding across buffer refreshes.
CB m_cbLineLength; // Maximum length of output line
BOOL m_fConfigured; // Has HrConfig been called successfully?
CB m_cbLeftOnLastLine; // Number of bytes left on last line of output
C m_cMaxLines; // Maximum number of output lines requested
C m_cLines; // Lines of output generated
// Encoding states
enum _BinHexStateEnc { sHEADER, sDATA, sRESOURCE, sEND } m_eBinHexStateEnc;
#if defined (DEBUG) && defined (BINHEX_TRACE)
LPSTREAM m_lpstreamEncodeRLE; // trace of Run Length encoding of the raw source data
LPSTREAM m_lpstreamEncodeRAW; // trace of raw data before RLE has been applied
#endif
};
#endif // __BINHEX_H
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