1ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/***************************************************************************/ 2ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* */ 3ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* sfobjs.c */ 4ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* */ 5ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* SFNT object management (base). */ 6ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* */ 7e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov/* Copyright 1996-2008, 2010-2014 by */ 8ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* David Turner, Robert Wilhelm, and Werner Lemberg. */ 9ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* */ 10ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* This file is part of the FreeType project, and may only be used, */ 11ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* modified, and distributed under the terms of the FreeType project */ 12ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* license, LICENSE.TXT. By continuing to use, modify, or distribute */ 13ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* this file you indicate that you have read the license and */ 14ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* understand and accept it fully. */ 15ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* */ 16ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/***************************************************************************/ 17ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 18ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 19e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov#include <ft2build.h> 20ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#include "sfobjs.h" 21ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#include "ttload.h" 22ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#include "ttcmap.h" 23ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#include "ttkern.h" 24e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov#include FT_INTERNAL_SFNT_H 25e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov#include FT_INTERNAL_DEBUG_H 26e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov#include FT_TRUETYPE_IDS_H 27e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov#include FT_TRUETYPE_TAGS_H 28e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov#include FT_SERVICE_POSTSCRIPT_CMAPS_H 29e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov#include FT_SFNT_NAMES_H 30e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov#include FT_GZIP_H 31ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#include "sferrors.h" 32ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 33ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#ifdef TT_CONFIG_OPTION_BDF 34ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#include "ttbdf.h" 35ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#endif 36ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 37ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 38ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /*************************************************************************/ 39ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* */ 40ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* The macro FT_COMPONENT is used in trace mode. It is an implicit */ 41ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */ 42ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* messages during execution. */ 43ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* */ 44ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#undef FT_COMPONENT 45ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#define FT_COMPONENT trace_sfobjs 46ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 47ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 48ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 49ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* convert a UTF-16 name entry to ASCII */ 50ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov static FT_String* 51ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov tt_name_entry_ascii_from_utf16( TT_NameEntry entry, 52ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Memory memory ) 53ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 54ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_String* string = NULL; 55ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_UInt len, code, n; 56ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Byte* read = (FT_Byte*)entry->string; 57ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Error error; 58ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 59ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 60ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov len = (FT_UInt)entry->stringLength / 2; 61ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 62ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( FT_NEW_ARRAY( string, len + 1 ) ) 63ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return NULL; 64ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 65ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for ( n = 0; n < len; n++ ) 66ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 67ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov code = FT_NEXT_USHORT( read ); 68ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 69ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( code == 0 ) 70ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov break; 71ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 72e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov if ( code < 32 || code > 127 ) 73ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov code = '?'; 74ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 75ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov string[n] = (char)code; 76ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 77ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 78ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov string[n] = 0; 79ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 80ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return string; 81ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 82ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 83ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 84ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* convert an Apple Roman or symbol name entry to ASCII */ 85ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov static FT_String* 86ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov tt_name_entry_ascii_from_other( TT_NameEntry entry, 87ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Memory memory ) 88ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 89ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_String* string = NULL; 90ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_UInt len, code, n; 91ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Byte* read = (FT_Byte*)entry->string; 92ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Error error; 93ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 94ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 95ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov len = (FT_UInt)entry->stringLength; 96ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 97ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( FT_NEW_ARRAY( string, len + 1 ) ) 98ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return NULL; 99ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 100ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for ( n = 0; n < len; n++ ) 101ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 102ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov code = *read++; 103ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 104ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( code == 0 ) 105ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov break; 106ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 107ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( code < 32 || code > 127 ) 108ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov code = '?'; 109ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 110ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov string[n] = (char)code; 111ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 112ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 113ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov string[n] = 0; 114ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 115ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return string; 116ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 117ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 118ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 119ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov typedef FT_String* (*TT_NameEntry_ConvertFunc)( TT_NameEntry entry, 120ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Memory memory ); 121ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 122ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 123ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /*************************************************************************/ 124ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* */ 125ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* <Function> */ 126ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* tt_face_get_name */ 127ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* */ 128ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* <Description> */ 129ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* Returns a given ENGLISH name record in ASCII. */ 130ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* */ 131ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* <Input> */ 132ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* face :: A handle to the source face object. */ 133ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* */ 134ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* nameid :: The name id of the name record to return. */ 135ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* */ 136ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* <InOut> */ 137ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* name :: The address of a string pointer. NULL if no name is */ 138ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* present. */ 139ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* */ 140ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* <Return> */ 141ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* FreeType error code. 0 means success. */ 142ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* */ 143ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov static FT_Error 144ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov tt_face_get_name( TT_Face face, 145ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_UShort nameid, 146ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_String** name ) 147ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 148ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Memory memory = face->root.memory; 149ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Error error = FT_Err_Ok; 150ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_String* result = NULL; 151ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_UShort n; 152ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov TT_NameEntryRec* rec; 153ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Int found_apple = -1; 154ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Int found_apple_roman = -1; 155ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Int found_apple_english = -1; 156ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Int found_win = -1; 157ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Int found_unicode = -1; 158ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 159ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Bool is_english = 0; 160ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 161ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov TT_NameEntry_ConvertFunc convert; 162ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 163ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 164ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_ASSERT( name ); 165ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 166ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov rec = face->name_table.names; 167ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for ( n = 0; n < face->num_names; n++, rec++ ) 168ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 169ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* According to the OpenType 1.3 specification, only Microsoft or */ 170ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* Apple platform IDs might be used in the `name' table. The */ 171ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* `Unicode' platform is reserved for the `cmap' table, and the */ 172ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* `ISO' one is deprecated. */ 173ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* */ 174ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* However, the Apple TrueType specification doesn't say the same */ 175ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* thing and goes to suggest that all Unicode `name' table entries */ 176ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* should be coded in UTF-16 (in big-endian format I suppose). */ 177ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* */ 178ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( rec->nameID == nameid && rec->stringLength > 0 ) 179ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 180ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov switch ( rec->platformID ) 181ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 182ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov case TT_PLATFORM_APPLE_UNICODE: 183ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov case TT_PLATFORM_ISO: 184ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* there is `languageID' to check there. We should use this */ 185ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* field only as a last solution when nothing else is */ 186ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* available. */ 187ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* */ 188ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov found_unicode = n; 189ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov break; 190ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 191ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov case TT_PLATFORM_MACINTOSH: 192ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* This is a bit special because some fonts will use either */ 193ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* an English language id, or a Roman encoding id, to indicate */ 194ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* the English version of its font name. */ 195ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* */ 196ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( rec->languageID == TT_MAC_LANGID_ENGLISH ) 197ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov found_apple_english = n; 198ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov else if ( rec->encodingID == TT_MAC_ID_ROMAN ) 199ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov found_apple_roman = n; 200ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov break; 201ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 202ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov case TT_PLATFORM_MICROSOFT: 203ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* we only take a non-English name when there is nothing */ 204ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* else available in the font */ 205ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* */ 206ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( found_win == -1 || ( rec->languageID & 0x3FF ) == 0x009 ) 207ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 208ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov switch ( rec->encodingID ) 209ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 210ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov case TT_MS_ID_SYMBOL_CS: 211ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov case TT_MS_ID_UNICODE_CS: 212ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov case TT_MS_ID_UCS_4: 213ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov is_english = FT_BOOL( ( rec->languageID & 0x3FF ) == 0x009 ); 214ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov found_win = n; 215ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov break; 216ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 217ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov default: 218ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ; 219ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 220ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 221ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov break; 222ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 223ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov default: 224ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ; 225ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 226ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 227ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 228ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 229ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov found_apple = found_apple_roman; 230ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( found_apple_english >= 0 ) 231ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov found_apple = found_apple_english; 232ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 233ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* some fonts contain invalid Unicode or Macintosh formatted entries; */ 234ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* we will thus favor names encoded in Windows formats if available */ 235ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* (provided it is an English name) */ 236ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* */ 237ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov convert = NULL; 238ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( found_win >= 0 && !( found_apple >= 0 && !is_english ) ) 239ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 240ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov rec = face->name_table.names + found_win; 241ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov switch ( rec->encodingID ) 242ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 243ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* all Unicode strings are encoded using UTF-16BE */ 244ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov case TT_MS_ID_UNICODE_CS: 245ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov case TT_MS_ID_SYMBOL_CS: 246ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov convert = tt_name_entry_ascii_from_utf16; 247ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov break; 248ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 249ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov case TT_MS_ID_UCS_4: 250ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* Apparently, if this value is found in a name table entry, it is */ 251ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* documented as `full Unicode repertoire'. Experience with the */ 252ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* MsGothic font shipped with Windows Vista shows that this really */ 253ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* means UTF-16 encoded names (UCS-4 values are only used within */ 254ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* charmaps). */ 255ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov convert = tt_name_entry_ascii_from_utf16; 256ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov break; 257ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 258ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov default: 259ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ; 260ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 261ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 262ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov else if ( found_apple >= 0 ) 263ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 264ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov rec = face->name_table.names + found_apple; 265ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov convert = tt_name_entry_ascii_from_other; 266ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 267ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov else if ( found_unicode >= 0 ) 268ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 269ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov rec = face->name_table.names + found_unicode; 270ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov convert = tt_name_entry_ascii_from_utf16; 271ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 272ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 273ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( rec && convert ) 274ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 275ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( rec->string == NULL ) 276ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 277ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Stream stream = face->name_table.stream; 278ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 279ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 280ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( FT_QNEW_ARRAY ( rec->string, rec->stringLength ) || 281ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_STREAM_SEEK( rec->stringOffset ) || 282ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_STREAM_READ( rec->string, rec->stringLength ) ) 283ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 284ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_FREE( rec->string ); 285ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov rec->stringLength = 0; 286ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov result = NULL; 287ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov goto Exit; 288ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 289ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 290ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 291ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov result = convert( rec, memory ); 292ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 293ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 294ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Exit: 295ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov *name = result; 296ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return error; 297ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 298ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 299ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 300ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov static FT_Encoding 301ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov sfnt_find_encoding( int platform_id, 302ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov int encoding_id ) 303ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 304ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov typedef struct TEncoding_ 305ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 306ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov int platform_id; 307ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov int encoding_id; 308ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Encoding encoding; 309ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 310ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } TEncoding; 311ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 312ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov static 313ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov const TEncoding tt_encodings[] = 314ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 315ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { TT_PLATFORM_ISO, -1, FT_ENCODING_UNICODE }, 316ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 317ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { TT_PLATFORM_APPLE_UNICODE, -1, FT_ENCODING_UNICODE }, 318ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 319ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { TT_PLATFORM_MACINTOSH, TT_MAC_ID_ROMAN, FT_ENCODING_APPLE_ROMAN }, 320ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 321ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { TT_PLATFORM_MICROSOFT, TT_MS_ID_SYMBOL_CS, FT_ENCODING_MS_SYMBOL }, 322ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { TT_PLATFORM_MICROSOFT, TT_MS_ID_UCS_4, FT_ENCODING_UNICODE }, 323ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { TT_PLATFORM_MICROSOFT, TT_MS_ID_UNICODE_CS, FT_ENCODING_UNICODE }, 324ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { TT_PLATFORM_MICROSOFT, TT_MS_ID_SJIS, FT_ENCODING_SJIS }, 325ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { TT_PLATFORM_MICROSOFT, TT_MS_ID_GB2312, FT_ENCODING_GB2312 }, 326ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { TT_PLATFORM_MICROSOFT, TT_MS_ID_BIG_5, FT_ENCODING_BIG5 }, 327ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { TT_PLATFORM_MICROSOFT, TT_MS_ID_WANSUNG, FT_ENCODING_WANSUNG }, 328ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { TT_PLATFORM_MICROSOFT, TT_MS_ID_JOHAB, FT_ENCODING_JOHAB } 329ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov }; 330ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 331ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov const TEncoding *cur, *limit; 332ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 333ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 334ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cur = tt_encodings; 335ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov limit = cur + sizeof ( tt_encodings ) / sizeof ( tt_encodings[0] ); 336ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 337ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for ( ; cur < limit; cur++ ) 338ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 339ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( cur->platform_id == platform_id ) 340ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 341ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( cur->encoding_id == encoding_id || 342ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov cur->encoding_id == -1 ) 343ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return cur->encoding; 344ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 345ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 346ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 347ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return FT_ENCODING_NONE; 348ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 349ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 350ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 351e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov#define WRITE_USHORT( p, v ) \ 352e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov do \ 353e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov { \ 354e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov *(p)++ = (FT_Byte)( (v) >> 8 ); \ 355e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov *(p)++ = (FT_Byte)( (v) >> 0 ); \ 356e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov \ 357e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov } while ( 0 ) 358e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 359e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov#define WRITE_ULONG( p, v ) \ 360e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov do \ 361e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov { \ 362e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov *(p)++ = (FT_Byte)( (v) >> 24 ); \ 363e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov *(p)++ = (FT_Byte)( (v) >> 16 ); \ 364e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov *(p)++ = (FT_Byte)( (v) >> 8 ); \ 365e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov *(p)++ = (FT_Byte)( (v) >> 0 ); \ 366e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov \ 367e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov } while ( 0 ) 368e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 369e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 370e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov static void 371e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov sfnt_stream_close( FT_Stream stream ) 372e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov { 373e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_Memory memory = stream->memory; 374e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 375e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 376e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_FREE( stream->base ); 377e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 378e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov stream->size = 0; 379e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov stream->base = 0; 380e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov stream->close = 0; 381e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov } 382e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 383e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 384e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_CALLBACK_DEF( int ) 385e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov compare_offsets( const void* a, 386e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov const void* b ) 387e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov { 388e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov WOFF_Table table1 = *(WOFF_Table*)a; 389e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov WOFF_Table table2 = *(WOFF_Table*)b; 390e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 391e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_ULong offset1 = table1->Offset; 392e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_ULong offset2 = table2->Offset; 393e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 394e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 395e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov if ( offset1 > offset2 ) 396e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov return 1; 397e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov else if ( offset1 < offset2 ) 398e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov return -1; 399e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov else 400e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov return 0; 401e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov } 402e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 403e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 404e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov /* Replace `face->root.stream' with a stream containing the extracted */ 405e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov /* SFNT of a WOFF font. */ 406e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 407e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov static FT_Error 408e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov woff_open_font( FT_Stream stream, 409e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov TT_Face face ) 410e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov { 411e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_Memory memory = stream->memory; 412e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_Error error = FT_Err_Ok; 413e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 414e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov WOFF_HeaderRec woff; 415e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov WOFF_Table tables = NULL; 416e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov WOFF_Table* indices = NULL; 417e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 418e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_ULong woff_offset; 419e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 420e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_Byte* sfnt = NULL; 421e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_Stream sfnt_stream = NULL; 422e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 423e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_Byte* sfnt_header; 424e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_ULong sfnt_offset; 425e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 426e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_Int nn; 427e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_ULong old_tag = 0; 428e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 429e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov static const FT_Frame_Field woff_header_fields[] = 430e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov { 431e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov#undef FT_STRUCTURE 432e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov#define FT_STRUCTURE WOFF_HeaderRec 433e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 434e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_FRAME_START( 44 ), 435e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_FRAME_ULONG ( signature ), 436e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_FRAME_ULONG ( flavor ), 437e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_FRAME_ULONG ( length ), 438e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_FRAME_USHORT( num_tables ), 439e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_FRAME_USHORT( reserved ), 440e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_FRAME_ULONG ( totalSfntSize ), 441e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_FRAME_USHORT( majorVersion ), 442e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_FRAME_USHORT( minorVersion ), 443e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_FRAME_ULONG ( metaOffset ), 444e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_FRAME_ULONG ( metaLength ), 445e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_FRAME_ULONG ( metaOrigLength ), 446e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_FRAME_ULONG ( privOffset ), 447e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_FRAME_ULONG ( privLength ), 448e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_FRAME_END 449e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov }; 450e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 451e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 452e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_ASSERT( stream == face->root.stream ); 453e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_ASSERT( FT_STREAM_POS() == 0 ); 454e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 455e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov if ( FT_STREAM_READ_FIELDS( woff_header_fields, &woff ) ) 456e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov return error; 457e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 458e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov /* Make sure we don't recurse back here or hit TTC code. */ 459e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov if ( woff.flavor == TTAG_wOFF || woff.flavor == TTAG_ttcf ) 460e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov return FT_THROW( Invalid_Table ); 461e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 462e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov /* Miscellaneous checks. */ 463e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov if ( woff.length != stream->size || 464e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov woff.num_tables == 0 || 465e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 44 + woff.num_tables * 20UL >= woff.length || 466e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 12 + woff.num_tables * 16UL >= woff.totalSfntSize || 467e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov ( woff.totalSfntSize & 3 ) != 0 || 468e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov ( woff.metaOffset == 0 && ( woff.metaLength != 0 || 469e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov woff.metaOrigLength != 0 ) ) || 470e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov ( woff.metaLength != 0 && woff.metaOrigLength == 0 ) || 471e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov ( woff.privOffset == 0 && woff.privLength != 0 ) ) 472e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov return FT_THROW( Invalid_Table ); 473e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 474e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov if ( FT_ALLOC( sfnt, woff.totalSfntSize ) || 475e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_NEW( sfnt_stream ) ) 476e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov goto Exit; 477e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 478e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov sfnt_header = sfnt; 479e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 480e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov /* Write sfnt header. */ 481e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov { 482e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_UInt searchRange, entrySelector, rangeShift, x; 483e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 484e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 485e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov x = woff.num_tables; 486e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov entrySelector = 0; 487e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov while ( x ) 488e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov { 489e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov x >>= 1; 490e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov entrySelector += 1; 491e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov } 492e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov entrySelector--; 493e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 494e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov searchRange = ( 1 << entrySelector ) * 16; 495e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov rangeShift = woff.num_tables * 16 - searchRange; 496e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 497e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov WRITE_ULONG ( sfnt_header, woff.flavor ); 498e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov WRITE_USHORT( sfnt_header, woff.num_tables ); 499e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov WRITE_USHORT( sfnt_header, searchRange ); 500e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov WRITE_USHORT( sfnt_header, entrySelector ); 501e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov WRITE_USHORT( sfnt_header, rangeShift ); 502e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov } 503e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 504e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov /* While the entries in the sfnt header must be sorted by the */ 505e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov /* tag value, the tables themselves are not. We thus have to */ 506e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov /* sort them by offset and check that they don't overlap. */ 507e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 508e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov if ( FT_NEW_ARRAY( tables, woff.num_tables ) || 509e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_NEW_ARRAY( indices, woff.num_tables ) ) 510e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov goto Exit; 511e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 512e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_TRACE2(( "\n" 513e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov " tag offset compLen origLen checksum\n" 514e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov " -------------------------------------------\n" )); 515e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 516e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov if ( FT_FRAME_ENTER( 20L * woff.num_tables ) ) 517e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov goto Exit; 518e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 519e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov for ( nn = 0; nn < woff.num_tables; nn++ ) 520e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov { 521e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov WOFF_Table table = tables + nn; 522e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 523e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov table->Tag = FT_GET_TAG4(); 524e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov table->Offset = FT_GET_ULONG(); 525e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov table->CompLength = FT_GET_ULONG(); 526e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov table->OrigLength = FT_GET_ULONG(); 527e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov table->CheckSum = FT_GET_ULONG(); 528e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 529e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_TRACE2(( " %c%c%c%c %08lx %08lx %08lx %08lx\n", 530e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov (FT_Char)( table->Tag >> 24 ), 531e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov (FT_Char)( table->Tag >> 16 ), 532e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov (FT_Char)( table->Tag >> 8 ), 533e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov (FT_Char)( table->Tag ), 534e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov table->Offset, 535e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov table->CompLength, 536e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov table->OrigLength, 537e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov table->CheckSum )); 538e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 539e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov if ( table->Tag <= old_tag ) 540e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov { 541e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_FRAME_EXIT(); 542e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov error = FT_THROW( Invalid_Table ); 543e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov goto Exit; 544e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov } 545e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 546e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov old_tag = table->Tag; 547e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov indices[nn] = table; 548e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov } 549e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 550e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_FRAME_EXIT(); 551e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 552e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov /* Sort by offset. */ 553e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 554e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov ft_qsort( indices, 555e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov woff.num_tables, 556e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov sizeof ( WOFF_Table ), 557e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov compare_offsets ); 558e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 559e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov /* Check offsets and lengths. */ 560e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 561e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov woff_offset = 44 + woff.num_tables * 20L; 562e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov sfnt_offset = 12 + woff.num_tables * 16L; 563e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 564e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov for ( nn = 0; nn < woff.num_tables; nn++ ) 565e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov { 566e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov WOFF_Table table = indices[nn]; 567e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 568e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 569e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov if ( table->Offset != woff_offset || 570e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov table->CompLength > woff.length || 571e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov table->Offset > woff.length - table->CompLength || 572e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov table->OrigLength > woff.totalSfntSize || 573e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov sfnt_offset > woff.totalSfntSize - table->OrigLength || 574e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov table->CompLength > table->OrigLength ) 575e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov { 576e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov error = FT_THROW( Invalid_Table ); 577e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov goto Exit; 578e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov } 579e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 580e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov table->OrigOffset = sfnt_offset; 581e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 582e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov /* The offsets must be multiples of 4. */ 583e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov woff_offset += ( table->CompLength + 3 ) & ~3; 584e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov sfnt_offset += ( table->OrigLength + 3 ) & ~3; 585e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov } 586e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 587e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov /* 588e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov * Final checks! 589e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov * 590e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov * We don't decode and check the metadata block. 591e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov * We don't check table checksums either. 592e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov * But other than those, I think we implement all 593e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov * `MUST' checks from the spec. 594e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov */ 595e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 596e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov if ( woff.metaOffset ) 597e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov { 598e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov if ( woff.metaOffset != woff_offset || 599e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov woff.metaOffset + woff.metaLength > woff.length ) 600e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov { 601e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov error = FT_THROW( Invalid_Table ); 602e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov goto Exit; 603e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov } 604e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 605e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov /* We have padding only ... */ 606e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov woff_offset += woff.metaLength; 607e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov } 608e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 609e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov if ( woff.privOffset ) 610e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov { 611e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov /* ... if it isn't the last block. */ 612e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov woff_offset = ( woff_offset + 3 ) & ~3; 613e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 614e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov if ( woff.privOffset != woff_offset || 615e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov woff.privOffset + woff.privLength > woff.length ) 616e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov { 617e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov error = FT_THROW( Invalid_Table ); 618e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov goto Exit; 619e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov } 620e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 621e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov /* No padding for the last block. */ 622e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov woff_offset += woff.privLength; 623e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov } 624e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 625e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov if ( sfnt_offset != woff.totalSfntSize || 626e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov woff_offset != woff.length ) 627e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov { 628e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov error = FT_THROW( Invalid_Table ); 629e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov goto Exit; 630e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov } 631e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 632e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov /* Write the tables. */ 633e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 634e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov for ( nn = 0; nn < woff.num_tables; nn++ ) 635e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov { 636e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov WOFF_Table table = tables + nn; 637e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 638e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 639e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov /* Write SFNT table entry. */ 640e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov WRITE_ULONG( sfnt_header, table->Tag ); 641e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov WRITE_ULONG( sfnt_header, table->CheckSum ); 642e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov WRITE_ULONG( sfnt_header, table->OrigOffset ); 643e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov WRITE_ULONG( sfnt_header, table->OrigLength ); 644e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 645e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov /* Write table data. */ 646e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov if ( FT_STREAM_SEEK( table->Offset ) || 647e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_FRAME_ENTER( table->CompLength ) ) 648e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov goto Exit; 649e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 650e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov if ( table->CompLength == table->OrigLength ) 651e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov { 652e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov /* Uncompressed data; just copy. */ 653e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov ft_memcpy( sfnt + table->OrigOffset, 654e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov stream->cursor, 655e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov table->OrigLength ); 656e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov } 657e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov else 658e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov { 659e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov#ifdef FT_CONFIG_OPTION_USE_ZLIB 660e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 661e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov /* Uncompress with zlib. */ 662e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_ULong output_len = table->OrigLength; 663e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 664e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 665e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov error = FT_Gzip_Uncompress( memory, 666e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov sfnt + table->OrigOffset, &output_len, 667e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov stream->cursor, table->CompLength ); 668e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov if ( error ) 669e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov goto Exit; 670e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov if ( output_len != table->OrigLength ) 671e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov { 672e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov error = FT_THROW( Invalid_Table ); 673e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov goto Exit; 674e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov } 675e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 676e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov#else /* !FT_CONFIG_OPTION_USE_ZLIB */ 677e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 678e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov error = FT_THROW( Unimplemented_Feature ); 679e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov goto Exit; 680e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 681e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov#endif /* !FT_CONFIG_OPTION_USE_ZLIB */ 682e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov } 683e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 684e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_FRAME_EXIT(); 685e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 686e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov /* We don't check whether the padding bytes in the WOFF file are */ 687e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov /* actually '\0'. For the output, however, we do set them properly. */ 688e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov sfnt_offset = table->OrigOffset + table->OrigLength; 689e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov while ( sfnt_offset & 3 ) 690e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov { 691e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov sfnt[sfnt_offset] = '\0'; 692e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov sfnt_offset++; 693e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov } 694e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov } 695e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 696e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov /* Ok! Finally ready. Swap out stream and return. */ 697e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_Stream_OpenMemory( sfnt_stream, sfnt, woff.totalSfntSize ); 698e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov sfnt_stream->memory = stream->memory; 699e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov sfnt_stream->close = sfnt_stream_close; 700e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 701e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_Stream_Free( 702e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov face->root.stream, 703e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov ( face->root.face_flags & FT_FACE_FLAG_EXTERNAL_STREAM ) != 0 ); 704e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 705e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov face->root.stream = sfnt_stream; 706e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 707e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov face->root.face_flags &= ~FT_FACE_FLAG_EXTERNAL_STREAM; 708e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 709e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov Exit: 710e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_FREE( tables ); 711e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_FREE( indices ); 712e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 713e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov if ( error ) 714e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov { 715e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_FREE( sfnt ); 716e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_Stream_Close( sfnt_stream ); 717e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_FREE( sfnt_stream ); 718e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov } 719e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 720e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov return error; 721e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov } 722e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 723e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 724e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov#undef WRITE_USHORT 725e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov#undef WRITE_ULONG 726e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 727e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 728ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* Fill in face->ttc_header. If the font is not a TTC, it is */ 729ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* synthesized into a TTC with one offset table. */ 730ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov static FT_Error 731ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov sfnt_open_font( FT_Stream stream, 732ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov TT_Face face ) 733ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 734ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Memory memory = stream->memory; 735ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Error error; 736ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_ULong tag, offset; 737ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 738ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov static const FT_Frame_Field ttc_header_fields[] = 739ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 740ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#undef FT_STRUCTURE 741ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#define FT_STRUCTURE TTC_HeaderRec 742ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 743ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_FRAME_START( 8 ), 744ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_FRAME_LONG( version ), 745ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_FRAME_LONG( count ), /* this is ULong in the specs */ 746ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_FRAME_END 747ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov }; 748ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 749ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 750ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face->ttc_header.tag = 0; 751ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face->ttc_header.version = 0; 752ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face->ttc_header.count = 0; 753ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 754e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov retry: 755ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov offset = FT_STREAM_POS(); 756ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 757ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( FT_READ_ULONG( tag ) ) 758ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return error; 759ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 760e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov if ( tag == TTAG_wOFF ) 761e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov { 762e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_TRACE2(( "sfnt_open_font: file is a WOFF; synthesizing SFNT\n" )); 763e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 764e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov if ( FT_STREAM_SEEK( offset ) ) 765e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov return error; 766e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 767e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov error = woff_open_font( stream, face ); 768e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov if ( error ) 769e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov return error; 770e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 771e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov /* Swap out stream and retry! */ 772e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov stream = face->root.stream; 773e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov goto retry; 774e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov } 775e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 776ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( tag != 0x00010000UL && 777ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov tag != TTAG_ttcf && 778ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov tag != TTAG_OTTO && 779ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov tag != TTAG_true && 780ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov tag != TTAG_typ1 && 781ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov tag != 0x00020000UL ) 782ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 783ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_TRACE2(( " not a font using the SFNT container format\n" )); 784ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return FT_THROW( Unknown_File_Format ); 785ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 786ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 787ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face->ttc_header.tag = TTAG_ttcf; 788ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 789ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( tag == TTAG_ttcf ) 790ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 791ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Int n; 792ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 793ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 794ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_TRACE3(( "sfnt_open_font: file is a collection\n" )); 795ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 796ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( FT_STREAM_READ_FIELDS( ttc_header_fields, &face->ttc_header ) ) 797ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return error; 798ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 799ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( face->ttc_header.count == 0 ) 800ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return FT_THROW( Invalid_Table ); 801ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 802ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* a rough size estimate: let's conservatively assume that there */ 803ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* is just a single table info in each subfont header (12 + 16*1 = */ 804ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* 28 bytes), thus we have (at least) `12 + 4*count' bytes for the */ 805ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* size of the TTC header plus `28*count' bytes for all subfont */ 806ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* headers */ 807ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( (FT_ULong)face->ttc_header.count > stream->size / ( 28 + 4 ) ) 808ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return FT_THROW( Array_Too_Large ); 809ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 810ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* now read the offsets of each font in the file */ 811ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( FT_NEW_ARRAY( face->ttc_header.offsets, face->ttc_header.count ) ) 812ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return error; 813ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 814ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( FT_FRAME_ENTER( face->ttc_header.count * 4L ) ) 815ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return error; 816ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 817ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for ( n = 0; n < face->ttc_header.count; n++ ) 818ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face->ttc_header.offsets[n] = FT_GET_ULONG(); 819ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 820ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_FRAME_EXIT(); 821ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 822ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov else 823ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 824ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_TRACE3(( "sfnt_open_font: synthesize TTC\n" )); 825ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 826ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face->ttc_header.version = 1 << 16; 827ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face->ttc_header.count = 1; 828ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 829ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( FT_NEW( face->ttc_header.offsets ) ) 830ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return error; 831ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 832ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face->ttc_header.offsets[0] = offset; 833ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 834ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 835ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return error; 836ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 837ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 838ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 839ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_LOCAL_DEF( FT_Error ) 840ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov sfnt_init_face( FT_Stream stream, 841ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov TT_Face face, 842ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Int face_index, 843ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Int num_params, 844ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Parameter* params ) 845ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 846ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Error error; 847ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Library library = face->root.driver->root.library; 848ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov SFNT_Service sfnt; 849ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 850ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 851ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* for now, parameters are unused */ 852ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_UNUSED( num_params ); 853ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_UNUSED( params ); 854ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 855ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 856ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov sfnt = (SFNT_Service)face->sfnt; 857ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( !sfnt ) 858ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 859ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov sfnt = (SFNT_Service)FT_Get_Module_Interface( library, "sfnt" ); 860ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( !sfnt ) 861ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 862ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_ERROR(( "sfnt_init_face: cannot access `sfnt' module\n" )); 863ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return FT_THROW( Missing_Module ); 864ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 865ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 866ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face->sfnt = sfnt; 867ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face->goto_table = sfnt->goto_table; 868ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 869ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 870ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_FACE_FIND_GLOBAL_SERVICE( face, face->psnames, POSTSCRIPT_CMAPS ); 871ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 872ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_TRACE2(( "SFNT driver\n" )); 873ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 874ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov error = sfnt_open_font( stream, face ); 875ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( error ) 876ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return error; 877ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 878e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov /* Stream may have changed in sfnt_open_font. */ 879e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov stream = face->root.stream; 880e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 881ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_TRACE2(( "sfnt_init_face: %08p, %ld\n", face, face_index )); 882ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 883ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( face_index < 0 ) 884ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face_index = 0; 885ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 886ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( face_index >= face->ttc_header.count ) 887ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return FT_THROW( Invalid_Argument ); 888ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 889ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( FT_STREAM_SEEK( face->ttc_header.offsets[face_index] ) ) 890ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return error; 891ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 892ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* check that we have a valid TrueType file */ 893ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov error = sfnt->load_font_dir( face, stream ); 894ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( error ) 895ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return error; 896ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 897ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face->root.num_faces = face->ttc_header.count; 898ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face->root.face_index = face_index; 899ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 900ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return error; 901ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 902ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 903ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 904ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#define LOAD_( x ) \ 905e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov do \ 906e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov { \ 907ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_TRACE2(( "`" #x "' " )); \ 908ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_TRACE3(( "-->\n" )); \ 909ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov \ 910ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov error = sfnt->load_ ## x( face, stream ); \ 911ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov \ 912ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_TRACE2(( "%s\n", ( !error ) \ 913ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ? "loaded" \ 914ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov : FT_ERR_EQ( error, Table_Missing ) \ 915ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ? "missing" \ 916ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov : "failed to load" )); \ 917ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_TRACE3(( "\n" )); \ 918ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } while ( 0 ) 919ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 920ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#define LOADM_( x, vertical ) \ 921e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov do \ 922e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov { \ 923ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_TRACE2(( "`%s" #x "' ", \ 924ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov vertical ? "vertical " : "" )); \ 925ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_TRACE3(( "-->\n" )); \ 926ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov \ 927ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov error = sfnt->load_ ## x( face, stream, vertical ); \ 928ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov \ 929ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_TRACE2(( "%s\n", ( !error ) \ 930ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ? "loaded" \ 931ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov : FT_ERR_EQ( error, Table_Missing ) \ 932ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ? "missing" \ 933ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov : "failed to load" )); \ 934ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_TRACE3(( "\n" )); \ 935ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } while ( 0 ) 936ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 937ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#define GET_NAME( id, field ) \ 938e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov do \ 939e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov { \ 940ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov error = tt_face_get_name( face, TT_NAME_ID_ ## id, field ); \ 941ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( error ) \ 942ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov goto Exit; \ 943ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } while ( 0 ) 944ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 945ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 946ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_LOCAL_DEF( FT_Error ) 947ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov sfnt_load_face( FT_Stream stream, 948ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov TT_Face face, 949ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Int face_index, 950ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Int num_params, 951ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Parameter* params ) 952ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 953ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Error error; 954ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#ifdef TT_CONFIG_OPTION_POSTSCRIPT_NAMES 955ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Error psnames_error; 956ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#endif 957ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Bool has_outline; 958ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Bool is_apple_sbit; 959e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov FT_Bool is_apple_sbix; 960ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Bool ignore_preferred_family = FALSE; 961ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Bool ignore_preferred_subfamily = FALSE; 962ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 963ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov SFNT_Service sfnt = (SFNT_Service)face->sfnt; 964ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 965ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_UNUSED( face_index ); 966ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 967ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 968ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* Check parameters */ 969ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 970ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 971ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Int i; 972ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 973ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 974ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for ( i = 0; i < num_params; i++ ) 975ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 976ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( params[i].tag == FT_PARAM_TAG_IGNORE_PREFERRED_FAMILY ) 977ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ignore_preferred_family = TRUE; 978ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov else if ( params[i].tag == FT_PARAM_TAG_IGNORE_PREFERRED_SUBFAMILY ) 979ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ignore_preferred_subfamily = TRUE; 980ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 981ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 982ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 983ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* Load tables */ 984ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 985ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* We now support two SFNT-based bitmapped font formats. They */ 986ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* are recognized easily as they do not include a `glyf' */ 987ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* table. */ 988ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* */ 989ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* The first format comes from Apple, and uses a table named */ 990ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* `bhed' instead of `head' to store the font header (using */ 991ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* the same format). It also doesn't include horizontal and */ 992ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* vertical metrics tables (i.e. `hhea' and `vhea' tables are */ 993ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* missing). */ 994ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* */ 995ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* The other format comes from Microsoft, and is used with */ 996ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* WinCE/PocketPC. It looks like a standard TTF, except that */ 997ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* it doesn't contain outlines. */ 998ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* */ 999ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1000ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_TRACE2(( "sfnt_load_face: %08p\n\n", face )); 1001ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1002ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* do we have outlines in there? */ 1003ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#ifdef FT_CONFIG_OPTION_INCREMENTAL 1004ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov has_outline = FT_BOOL( face->root.internal->incremental_interface != 0 || 1005ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov tt_face_lookup_table( face, TTAG_glyf ) != 0 || 1006ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov tt_face_lookup_table( face, TTAG_CFF ) != 0 ); 1007ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#else 1008ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov has_outline = FT_BOOL( tt_face_lookup_table( face, TTAG_glyf ) != 0 || 1009ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov tt_face_lookup_table( face, TTAG_CFF ) != 0 ); 1010ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#endif 1011ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1012ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov is_apple_sbit = 0; 1013e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov is_apple_sbix = !face->goto_table( face, TTAG_sbix, stream, 0 ); 1014e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 1015e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov /* Apple 'sbix' color bitmaps are rendered scaled and then the 'glyf' 1016e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov * outline rendered on top. We don't support that yet, so just ignore 1017e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov * the 'glyf' outline and advertise it as a bitmap-only font. */ 1018e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov if ( is_apple_sbix ) 1019e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov has_outline = FALSE; 1020ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1021ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* if this font doesn't contain outlines, we try to load */ 1022ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* a `bhed' table */ 1023ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( !has_outline && sfnt->load_bhed ) 1024ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1025ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov LOAD_( bhed ); 1026ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov is_apple_sbit = FT_BOOL( !error ); 1027ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1028ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1029ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* load the font header (`head' table) if this isn't an Apple */ 1030ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* sbit font file */ 1031e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov if ( !is_apple_sbit || is_apple_sbix ) 1032ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1033ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov LOAD_( head ); 1034ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( error ) 1035ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov goto Exit; 1036ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1037ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1038ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( face->header.Units_Per_EM == 0 ) 1039ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1040ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov error = FT_THROW( Invalid_Table ); 1041ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1042ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov goto Exit; 1043ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1044ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1045ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* the following tables are often not present in embedded TrueType */ 1046ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* fonts within PDF documents, so don't check for them. */ 1047ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov LOAD_( maxp ); 1048ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov LOAD_( cmap ); 1049ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1050ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* the following tables are optional in PCL fonts -- */ 1051ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* don't check for errors */ 1052ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov LOAD_( name ); 1053ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov LOAD_( post ); 1054ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1055ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#ifdef TT_CONFIG_OPTION_POSTSCRIPT_NAMES 1056ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov psnames_error = error; 1057ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#endif 1058ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1059ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* do not load the metrics headers and tables if this is an Apple */ 1060ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* sbit font file */ 1061ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( !is_apple_sbit ) 1062ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1063ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* load the `hhea' and `hmtx' tables */ 1064ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov LOADM_( hhea, 0 ); 1065ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( !error ) 1066ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1067ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov LOADM_( hmtx, 0 ); 1068ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( FT_ERR_EQ( error, Table_Missing ) ) 1069ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1070ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov error = FT_THROW( Hmtx_Table_Missing ); 1071ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1072ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#ifdef FT_CONFIG_OPTION_INCREMENTAL 1073ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* If this is an incrementally loaded font and there are */ 1074ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* overriding metrics, tolerate a missing `hmtx' table. */ 1075ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( face->root.internal->incremental_interface && 1076ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face->root.internal->incremental_interface->funcs-> 1077ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov get_glyph_metrics ) 1078ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1079ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face->horizontal.number_Of_HMetrics = 0; 1080ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov error = FT_Err_Ok; 1081ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1082ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#endif 1083ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1084ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1085ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov else if ( FT_ERR_EQ( error, Table_Missing ) ) 1086ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1087ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* No `hhea' table necessary for SFNT Mac fonts. */ 1088ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( face->format_tag == TTAG_true ) 1089ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1090ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_TRACE2(( "This is an SFNT Mac font.\n" )); 1091ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1092ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov has_outline = 0; 1093ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov error = FT_Err_Ok; 1094ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1095ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov else 1096ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1097ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov error = FT_THROW( Horiz_Header_Missing ); 1098ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1099ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#ifdef FT_CONFIG_OPTION_INCREMENTAL 1100ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* If this is an incrementally loaded font and there are */ 1101ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* overriding metrics, tolerate a missing `hhea' table. */ 1102ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( face->root.internal->incremental_interface && 1103ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face->root.internal->incremental_interface->funcs-> 1104ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov get_glyph_metrics ) 1105ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1106ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face->horizontal.number_Of_HMetrics = 0; 1107ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov error = FT_Err_Ok; 1108ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1109ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#endif 1110ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1111ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1112ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1113ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1114ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( error ) 1115e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov goto Exit; 1116ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1117ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* try to load the `vhea' and `vmtx' tables */ 1118ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov LOADM_( hhea, 1 ); 1119ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( !error ) 1120ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1121ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov LOADM_( hmtx, 1 ); 1122ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( !error ) 1123ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face->vertical_info = 1; 1124ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1125ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1126ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( error && FT_ERR_NEQ( error, Table_Missing ) ) 1127ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov goto Exit; 1128ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1129ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov LOAD_( os2 ); 1130ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( error ) 1131ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1132ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* we treat the table as missing if there are any errors */ 1133ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face->os2.version = 0xFFFFU; 1134ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1135ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1136ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1137ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* the optional tables */ 1138ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1139ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* embedded bitmap support */ 1140ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( sfnt->load_eblc ) 1141ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1142ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov LOAD_( eblc ); 1143ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( error ) 1144ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1145ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* a font which contains neither bitmaps nor outlines is */ 1146ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* still valid (although rather useless in most cases); */ 1147ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* however, you can find such stripped fonts in PDFs */ 1148ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( FT_ERR_EQ( error, Table_Missing ) ) 1149ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov error = FT_Err_Ok; 1150ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov else 1151ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov goto Exit; 1152ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1153ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1154ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1155ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov LOAD_( pclt ); 1156ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( error ) 1157ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1158ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( FT_ERR_NEQ( error, Table_Missing ) ) 1159ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov goto Exit; 1160ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1161ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face->pclt.Version = 0; 1162ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1163ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1164ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* consider the kerning and gasp tables as optional */ 1165ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov LOAD_( gasp ); 1166ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov LOAD_( kern ); 1167ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1168ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face->root.num_glyphs = face->max_profile.numGlyphs; 1169ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1170ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* Bit 8 of the `fsSelection' field in the `OS/2' table denotes */ 1171ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* a WWS-only font face. `WWS' stands for `weight', width', and */ 1172ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* `slope', a term used by Microsoft's Windows Presentation */ 1173ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* Foundation (WPF). This flag has been introduced in version */ 1174ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* 1.5 of the OpenType specification (May 2008). */ 1175ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1176ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face->root.family_name = NULL; 1177ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face->root.style_name = NULL; 1178ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( face->os2.version != 0xFFFFU && face->os2.fsSelection & 256 ) 1179ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1180ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( !ignore_preferred_family ) 1181ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov GET_NAME( PREFERRED_FAMILY, &face->root.family_name ); 1182ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( !face->root.family_name ) 1183ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov GET_NAME( FONT_FAMILY, &face->root.family_name ); 1184ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1185ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( !ignore_preferred_subfamily ) 1186ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov GET_NAME( PREFERRED_SUBFAMILY, &face->root.style_name ); 1187ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( !face->root.style_name ) 1188ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov GET_NAME( FONT_SUBFAMILY, &face->root.style_name ); 1189ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1190ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov else 1191ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1192ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov GET_NAME( WWS_FAMILY, &face->root.family_name ); 1193ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( !face->root.family_name && !ignore_preferred_family ) 1194ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov GET_NAME( PREFERRED_FAMILY, &face->root.family_name ); 1195ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( !face->root.family_name ) 1196ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov GET_NAME( FONT_FAMILY, &face->root.family_name ); 1197ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1198ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov GET_NAME( WWS_SUBFAMILY, &face->root.style_name ); 1199ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( !face->root.style_name && !ignore_preferred_subfamily ) 1200ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov GET_NAME( PREFERRED_SUBFAMILY, &face->root.style_name ); 1201ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( !face->root.style_name ) 1202ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov GET_NAME( FONT_SUBFAMILY, &face->root.style_name ); 1203ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1204ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1205ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* now set up root fields */ 1206ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1207ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Face root = &face->root; 1208ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Long flags = root->face_flags; 1209ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1210ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1211ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /*********************************************************************/ 1212ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* */ 1213ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* Compute face flags. */ 1214ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* */ 1215e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov if ( face->sbit_table_type == TT_SBIT_TABLE_TYPE_CBLC || 1216e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov face->sbit_table_type == TT_SBIT_TABLE_TYPE_SBIX ) 1217e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov flags |= FT_FACE_FLAG_COLOR; /* color glyphs */ 1218e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov 1219ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( has_outline == TRUE ) 1220ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov flags |= FT_FACE_FLAG_SCALABLE; /* scalable outlines */ 1221ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1222ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* The sfnt driver only supports bitmap fonts natively, thus we */ 1223ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* don't set FT_FACE_FLAG_HINTER. */ 1224ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov flags |= FT_FACE_FLAG_SFNT | /* SFNT file format */ 1225ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_FACE_FLAG_HORIZONTAL; /* horizontal data */ 1226ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1227ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#ifdef TT_CONFIG_OPTION_POSTSCRIPT_NAMES 1228ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( !psnames_error && 1229ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face->postscript.FormatType != 0x00030000L ) 1230ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov flags |= FT_FACE_FLAG_GLYPH_NAMES; 1231ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#endif 1232ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1233ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* fixed width font? */ 1234ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( face->postscript.isFixedPitch ) 1235ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov flags |= FT_FACE_FLAG_FIXED_WIDTH; 1236ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1237ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* vertical information? */ 1238ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( face->vertical_info ) 1239ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov flags |= FT_FACE_FLAG_VERTICAL; 1240ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1241ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* kerning available ? */ 1242ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( TT_FACE_HAS_KERNING( face ) ) 1243ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov flags |= FT_FACE_FLAG_KERNING; 1244ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1245ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT 1246ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* Don't bother to load the tables unless somebody asks for them. */ 1247ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* No need to do work which will (probably) not be used. */ 1248ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( tt_face_lookup_table( face, TTAG_glyf ) != 0 && 1249ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov tt_face_lookup_table( face, TTAG_fvar ) != 0 && 1250ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov tt_face_lookup_table( face, TTAG_gvar ) != 0 ) 1251ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov flags |= FT_FACE_FLAG_MULTIPLE_MASTERS; 1252ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#endif 1253ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1254ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov root->face_flags = flags; 1255ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1256ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /*********************************************************************/ 1257ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* */ 1258ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* Compute style flags. */ 1259ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* */ 1260ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1261ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov flags = 0; 1262ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( has_outline == TRUE && face->os2.version != 0xFFFFU ) 1263ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1264ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* We have an OS/2 table; use the `fsSelection' field. Bit 9 */ 1265ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* indicates an oblique font face. This flag has been */ 1266ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* introduced in version 1.5 of the OpenType specification. */ 1267ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1268ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( face->os2.fsSelection & 512 ) /* bit 9 */ 1269ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov flags |= FT_STYLE_FLAG_ITALIC; 1270ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov else if ( face->os2.fsSelection & 1 ) /* bit 0 */ 1271ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov flags |= FT_STYLE_FLAG_ITALIC; 1272ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1273ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( face->os2.fsSelection & 32 ) /* bit 5 */ 1274ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov flags |= FT_STYLE_FLAG_BOLD; 1275ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1276ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov else 1277ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1278ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* this is an old Mac font, use the header field */ 1279ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1280ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( face->header.Mac_Style & 1 ) 1281ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov flags |= FT_STYLE_FLAG_BOLD; 1282ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1283ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( face->header.Mac_Style & 2 ) 1284ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov flags |= FT_STYLE_FLAG_ITALIC; 1285ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1286ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1287ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov root->style_flags = flags; 1288ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1289ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /*********************************************************************/ 1290ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* */ 1291ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* Polish the charmaps. */ 1292ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* */ 1293ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* Try to set the charmap encoding according to the platform & */ 1294ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* encoding ID of each charmap. */ 1295ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* */ 1296ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1297ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov tt_face_build_cmaps( face ); /* ignore errors */ 1298ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1299ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1300ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* set the encoding fields */ 1301ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1302ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Int m; 1303ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1304ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1305ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for ( m = 0; m < root->num_charmaps; m++ ) 1306ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1307ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_CharMap charmap = root->charmaps[m]; 1308ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1309ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1310ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov charmap->encoding = sfnt_find_encoding( charmap->platform_id, 1311ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov charmap->encoding_id ); 1312ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1313ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#if 0 1314ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( root->charmap == NULL && 1315ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov charmap->encoding == FT_ENCODING_UNICODE ) 1316ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1317ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* set 'root->charmap' to the first Unicode encoding we find */ 1318ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov root->charmap = charmap; 1319ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1320ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#endif 1321ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1322ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1323ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1324ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#ifdef TT_CONFIG_OPTION_EMBEDDED_BITMAPS 1325ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1326ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* 1327ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * Now allocate the root array of FT_Bitmap_Size records and 1328ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * populate them. Unfortunately, it isn't possible to indicate bit 1329ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov * depths in the FT_Bitmap_Size record. This is a design error. 1330ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov */ 1331ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1332ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_UInt i, count; 1333ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1334ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1335ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov count = face->sbit_num_strikes; 1336ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1337ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( count > 0 ) 1338ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1339ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Memory memory = face->root.stream->memory; 1340ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_UShort em_size = face->header.Units_Per_EM; 1341ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Short avgwidth = face->os2.xAvgCharWidth; 1342ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Size_Metrics metrics; 1343ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1344ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1345ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( em_size == 0 || face->os2.version == 0xFFFFU ) 1346ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1347e6986e1e8d4a57987f47c215490cb080a65ee29aSvet Ganov avgwidth = 1; 1348ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov em_size = 1; 1349ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1350ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1351ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( FT_NEW_ARRAY( root->available_sizes, count ) ) 1352ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov goto Exit; 1353ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1354ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov for ( i = 0; i < count; i++ ) 1355ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1356ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Bitmap_Size* bsize = root->available_sizes + i; 1357ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1358ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1359ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov error = sfnt->load_strike_metrics( face, i, &metrics ); 1360ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( error ) 1361ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov goto Exit; 1362ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1363ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov bsize->height = (FT_Short)( metrics.height >> 6 ); 1364ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov bsize->width = (FT_Short)( 1365ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ( avgwidth * metrics.x_ppem + em_size / 2 ) / em_size ); 1366ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1367ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov bsize->x_ppem = metrics.x_ppem << 6; 1368ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov bsize->y_ppem = metrics.y_ppem << 6; 1369ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1370ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* assume 72dpi */ 1371ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov bsize->size = metrics.y_ppem << 6; 1372ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1373ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1374ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov root->face_flags |= FT_FACE_FLAG_FIXED_SIZES; 1375ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov root->num_fixed_sizes = (FT_Int)count; 1376ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1377ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1378ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1379ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#endif /* TT_CONFIG_OPTION_EMBEDDED_BITMAPS */ 1380ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1381ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* a font with no bitmaps and no outlines is scalable; */ 1382ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* it has only empty glyphs then */ 1383ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( !FT_HAS_FIXED_SIZES( root ) && !FT_IS_SCALABLE( root ) ) 1384ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov root->face_flags |= FT_FACE_FLAG_SCALABLE; 1385ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1386ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1387ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /*********************************************************************/ 1388ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* */ 1389ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* Set up metrics. */ 1390ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* */ 1391ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( FT_IS_SCALABLE( root ) ) 1392ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1393ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* XXX What about if outline header is missing */ 1394ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* (e.g. sfnt wrapped bitmap)? */ 1395ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov root->bbox.xMin = face->header.xMin; 1396ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov root->bbox.yMin = face->header.yMin; 1397ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov root->bbox.xMax = face->header.xMax; 1398ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov root->bbox.yMax = face->header.yMax; 1399ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov root->units_per_EM = face->header.Units_Per_EM; 1400ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1401ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1402ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* XXX: Computing the ascender/descender/height is very different */ 1403ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* from what the specification tells you. Apparently, we */ 1404ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* must be careful because */ 1405ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* */ 1406ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* - not all fonts have an OS/2 table; in this case, we take */ 1407ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* the values in the horizontal header. However, these */ 1408ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* values very often are not reliable. */ 1409ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* */ 1410ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* - otherwise, the correct typographic values are in the */ 1411ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* sTypoAscender, sTypoDescender & sTypoLineGap fields. */ 1412ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* */ 1413ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* However, certain fonts have these fields set to 0. */ 1414ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* Rather, they have usWinAscent & usWinDescent correctly */ 1415ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* set (but with different values). */ 1416ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* */ 1417ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* As an example, Arial Narrow is implemented through four */ 1418ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* files ARIALN.TTF, ARIALNI.TTF, ARIALNB.TTF & ARIALNBI.TTF */ 1419ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* */ 1420ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* Strangely, all fonts have the same values in their */ 1421ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* sTypoXXX fields, except ARIALNB which sets them to 0. */ 1422ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* */ 1423ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* On the other hand, they all have different */ 1424ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* usWinAscent/Descent values -- as a conclusion, the OS/2 */ 1425ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* table cannot be used to compute the text height reliably! */ 1426ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* */ 1427ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1428ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* The ascender and descender are taken from the `hhea' table. */ 1429ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* If zero, they are taken from the `OS/2' table. */ 1430ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1431ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov root->ascender = face->horizontal.Ascender; 1432ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov root->descender = face->horizontal.Descender; 1433ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1434ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov root->height = (FT_Short)( root->ascender - root->descender + 1435ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face->horizontal.Line_Gap ); 1436ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1437ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( !( root->ascender || root->descender ) ) 1438ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1439ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( face->os2.version != 0xFFFFU ) 1440ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1441ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( face->os2.sTypoAscender || face->os2.sTypoDescender ) 1442ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1443ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov root->ascender = face->os2.sTypoAscender; 1444ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov root->descender = face->os2.sTypoDescender; 1445ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1446ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov root->height = (FT_Short)( root->ascender - root->descender + 1447ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face->os2.sTypoLineGap ); 1448ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1449ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov else 1450ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1451ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov root->ascender = (FT_Short)face->os2.usWinAscent; 1452ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov root->descender = -(FT_Short)face->os2.usWinDescent; 1453ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1454ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov root->height = (FT_UShort)( root->ascender - root->descender ); 1455ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1456ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1457ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1458ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1459ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov root->max_advance_width = face->horizontal.advance_Width_Max; 1460ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov root->max_advance_height = (FT_Short)( face->vertical_info 1461ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov ? face->vertical.advance_Height_Max 1462ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov : root->height ); 1463ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1464ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* See http://www.microsoft.com/OpenType/OTSpec/post.htm -- */ 1465ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* Adjust underline position from top edge to centre of */ 1466ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* stroke to convert TrueType meaning to FreeType meaning. */ 1467ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov root->underline_position = face->postscript.underlinePosition - 1468ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face->postscript.underlineThickness / 2; 1469ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov root->underline_thickness = face->postscript.underlineThickness; 1470ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1471ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1472ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1473ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1474ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov Exit: 1475ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_TRACE2(( "sfnt_load_face: done\n" )); 1476ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1477ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return error; 1478ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1479ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1480ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1481ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#undef LOAD_ 1482ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#undef LOADM_ 1483ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#undef GET_NAME 1484ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1485ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1486ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_LOCAL_DEF( void ) 1487ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov sfnt_done_face( TT_Face face ) 1488ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1489ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Memory memory; 1490ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov SFNT_Service sfnt; 1491ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1492ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1493ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( !face ) 1494ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov return; 1495ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1496ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov memory = face->root.memory; 1497ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov sfnt = (SFNT_Service)face->sfnt; 1498ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1499ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( sfnt ) 1500ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1501ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* destroy the postscript names table if it is loaded */ 1502ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( sfnt->free_psnames ) 1503ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov sfnt->free_psnames( face ); 1504ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1505ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* destroy the embedded bitmaps table if it is loaded */ 1506ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( sfnt->free_eblc ) 1507ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov sfnt->free_eblc( face ); 1508ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1509ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1510ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#ifdef TT_CONFIG_OPTION_BDF 1511ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* freeing the embedded BDF properties */ 1512ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov tt_face_free_bdf_props( face ); 1513ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov#endif 1514ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1515ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* freeing the kerning table */ 1516ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov tt_face_done_kern( face ); 1517ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1518ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* freeing the collection table */ 1519ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_FREE( face->ttc_header.offsets ); 1520ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face->ttc_header.count = 0; 1521ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1522ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* freeing table directory */ 1523ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_FREE( face->dir_tables ); 1524ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face->num_tables = 0; 1525ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1526ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1527ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Stream stream = FT_FACE_STREAM( face ); 1528ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1529ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1530ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* simply release the 'cmap' table frame */ 1531ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_FRAME_RELEASE( face->cmap_table ); 1532ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face->cmap_size = 0; 1533ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1534ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1535ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* freeing the horizontal metrics */ 1536ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1537ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_Stream stream = FT_FACE_STREAM( face ); 1538ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1539ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1540ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_FRAME_RELEASE( face->horz_metrics ); 1541ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_FRAME_RELEASE( face->vert_metrics ); 1542ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face->horz_metrics_size = 0; 1543ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face->vert_metrics_size = 0; 1544ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1545ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1546ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* freeing the vertical ones, if any */ 1547ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( face->vertical_info ) 1548ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov { 1549ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_FREE( face->vertical.long_metrics ); 1550ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_FREE( face->vertical.short_metrics ); 1551ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face->vertical_info = 0; 1552ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1553ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1554ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* freeing the gasp table */ 1555ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_FREE( face->gasp.gaspRanges ); 1556ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face->gasp.numRanges = 0; 1557ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1558ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* freeing the name table */ 1559ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov if ( sfnt ) 1560ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov sfnt->free_name( face ); 1561ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1562ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* freeing family and style name */ 1563ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_FREE( face->root.family_name ); 1564ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_FREE( face->root.style_name ); 1565ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1566ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov /* freeing sbit size table */ 1567ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_FREE( face->root.available_sizes ); 1568ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face->root.num_fixed_sizes = 0; 1569ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1570ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov FT_FREE( face->postscript_name ); 1571ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1572ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov face->sfnt = 0; 1573ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov } 1574ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1575ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov 1576ee451cb395940862dad63c85adfe8f2fd55e864cSvet Ganov/* END */ 1577