90 lines
2.4 KiB
C
90 lines
2.4 KiB
C
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#ifndef __PFR_LOAD_H__
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#define __PFR_LOAD_H__
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#include "pfrobjs.h"
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#include FT_INTERNAL_STREAM_H
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FT_BEGIN_HEADER
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#ifdef PFR_CONFIG_NO_CHECKS
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# define PFR_CHECK(x) do { } while (0)
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#else
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# define PFR_CHECK(x) do { if ( p + (x) > limit ) goto Too_Short; } while (0)
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#endif
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#define PFR_NEXT_BYTE(p) FT_NEXT_BYTE(p)
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#define PFR_NEXT_INT8(p) FT_NEXT_CHAR(p)
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#define PFR_NEXT_SHORT(p) FT_NEXT_SHORT(p)
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#define PFR_NEXT_USHORT(p) FT_NEXT_USHORT(p)
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#define PFR_NEXT_LONG(p) FT_NEXT_OFF3(p)
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#define PFR_NEXT_ULONG(p) FT_NEXT_UOFF3(p)
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/* handling extra items */
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typedef FT_Error (*PFR_ExtraItem_ParseFunc)( FT_Byte* p,
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FT_Byte* limit,
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FT_Pointer data );
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typedef struct PFR_ExtraItemRec_
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{
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FT_UInt type;
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PFR_ExtraItem_ParseFunc parser;
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} PFR_ExtraItemRec;
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typedef const struct PFR_ExtraItemRec_* PFR_ExtraItem;
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FT_LOCAL( FT_Error )
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pfr_extra_items_skip( FT_Byte* *pp, FT_Byte* limit );
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FT_LOCAL( FT_Error )
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pfr_extra_items_parse( FT_Byte* *pp,
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FT_Byte* limit,
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PFR_ExtraItem item_list,
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FT_Pointer item_data );
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/* load a PFR header */
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FT_LOCAL( FT_Error )
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pfr_header_load( PFR_Header header,
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FT_Stream stream );
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/* check a PFR header */
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FT_LOCAL( FT_Bool )
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pfr_header_check( PFR_Header header );
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/* return number of logical fonts in this file */
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FT_LOCAL( FT_Error )
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pfr_log_font_count( FT_Stream stream,
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FT_UInt32 log_section_offset,
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FT_UInt *acount );
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/* load a pfr logical font entry */
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FT_LOCAL( FT_Error )
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pfr_log_font_load( PFR_LogFont log_font,
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FT_Stream stream,
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FT_UInt face_index,
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FT_UInt32 section_offset,
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FT_Bool size_increment );
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/* load a physical font entry */
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FT_LOCAL( FT_Error )
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pfr_phy_font_load( PFR_PhyFont phy_font,
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FT_Stream stream,
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FT_UInt32 offset,
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FT_UInt32 size );
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/* finalize a physical font */
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FT_LOCAL( void )
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pfr_phy_font_done( PFR_PhyFont phy_font,
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FT_Memory memory );
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/* */
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FT_END_HEADER
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#endif /* __PFR_LOAD_H__ */
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