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54 lines
1.6 KiB
54 lines
1.6 KiB
/**********************************************************************
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*
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* Text Compression Public Header File
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*
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**********************************************************************/
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// Phrase table information, used for compression and decompression.
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// Size of header information in PHR struct below.
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#define CB_PHR_HEADER (sizeof(INT16) + sizeof(WORD) + sizeof(DWORD))
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// 3.0 ver file does not have the cbPhrases field & is not zeck compressed:
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#define CB_PHR_HEADER3_0 (sizeof(INT16) + sizeof(WORD))
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typedef struct {
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/*
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* These first three fields are stored in the filesystem. Their length
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* is represented by CB_PHR_HEADER above.
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*/
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INT16 cPhrases; // Number of phrases in table.
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WORD wBaseToken; // Base token to map to.
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DWORD cbPhrases; // uncompressed size of phrases (not including
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// offset table or header).
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/*
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* These fields are fixed up when the phrase table is allocated or
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* reloaded.
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*/
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HFS hfs; // Filesystem handle to restore phrases from.
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// REVIEW: hrgcb is obsolete, and should be removed once forage
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// code gets rid of its dependency on this
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GH hrgcb; /* Handle to the array of offsets to phrases,
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* and to the phrases themselves. The array is
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* of size cPhrases+1, so that the length of any
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* phrase is easily computed. Offsets are
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* relative to the start of this array.
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*/
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INT16* qcb; // Pointer to array, must be 16 bits
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} PHR, * QPHR;
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// Returned on OOM in HphrLoadTableHfs
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#define hphrOOM ((HPHR) -1)
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RC_TYPE STDCALL RcCreatePhraseTableFm(FM, HFS, UINT);
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QPHR STDCALL HphrLoadTableHfs(HFS, int);
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UINT STDCALL CbCompressQch(PSTR, QPHR);
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