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Viewing changes to src/3rdparty/freetype/src/pfr/pfrload.h

  • Committer: Bazaar Package Importer
  • Author(s): Adam Conrad
  • Date: 2005-08-24 04:09:09 UTC
  • Revision ID: james.westby@ubuntu.com-20050824040909-xmxe9jfr4a0w5671
Tags: upstream-4.0.0
Import upstream version 4.0.0

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src/3rdparty/freetype/src/pfr/pfrload.h
 
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/***************************************************************************/
 
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/*                                                                         */
 
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/*  pfrload.h                                                              */
 
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/*                                                                         */
 
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/*    FreeType PFR loader (specification).                                 */
 
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/*                                                                         */
 
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/*  Copyright 2002 by                                                      */
 
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/*  David Turner, Robert Wilhelm, and Werner Lemberg.                      */
 
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/*                                                                         */
 
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/*  This file is part of the FreeType project, and may only be used,       */
 
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/*  modified, and distributed under the terms of the FreeType project      */
 
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/*  license, LICENSE.TXT.  By continuing to use, modify, or distribute     */
 
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/*  this file you indicate that you have read the license and              */
 
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/*  understand and accept it fully.                                        */
 
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/*                                                                         */
 
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/***************************************************************************/
 
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#ifndef __PFRLOAD_H__
 
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#define __PFRLOAD_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                       \
 
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                        {                        \
 
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                          if ( p + (x) > limit ) \
 
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                            goto Too_Short;      \
 
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                        } 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
 
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  (*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,
 
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                        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 /* __PFRLOAD_H__ */
 
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/* END */