another try

This commit is contained in:
David Turner 2006-02-23 23:18:13 +00:00
parent b0e0db116d
commit a3873d2702
1 changed files with 8 additions and 22 deletions

30
src/cache/ftccmap.c vendored
View File

@ -302,14 +302,17 @@
* to FreeType 2.1.7. This is possible because the third parameter
* is then a character code, and we've never seen any font with
* more than a few charmaps, so if the index is very large...
*
* there is also little chance that a rogue client is interested
* by Unicode values 0 to 3 :-)
*/
if ( cmap_index >= 4 )
{
FTC_OldCMapDesc desc = (FTC_OldCMapDesc) face_id;
char_code = (FT_UInt32)cmap_index;
query.face_id = desc->face_id;
char_code = (FT_UInt32)cmap_index;
switch ( desc->type )
{
@ -319,34 +322,17 @@
break;
case FTC_OLD_CMAP_BY_ENCODING:
case FTC_OLD_CMAP_BY_ID:
{
FT_Face face;
FT_Int nn;
error = FTC_Manager_LookupFace( cache->manager, desc->face_id,
&face );
if ( error )
return error;
if ( desc->type == FTC_OLD_CMAP_BY_ENCODING )
{
for ( nn = 0; nn < face->num_charmaps; nn++ )
if ( face->charmaps[nn]->encoding == desc->u.encoding )
break;
}
else
{
for ( nn = 0; nn < face->num_charmaps; nn++ )
if ( face->charmaps[nn]->platform_id == desc->u.id.platform &&
face->charmaps[nn]->encoding_id == desc->u.id.encoding )
break;
}
if ( nn >= face->num_charmaps )
return 0;
query.cmap_index = (FT_UInt)nn;
FT_Select_Charmap( face, desc->u.encoding );
return FT_Get_Char_Index( face, char_code );
}
break;
@ -376,7 +362,7 @@
FT_ASSERT( (FT_UInt)( char_code - node->first ) < FTC_CMAP_INDICES_MAX );
/* something rotten can happen with rogue clients */
if ( (FT_UInt)( char_code - node->first >= FTC_CMAP_INDICES_MAX )
if ( (FT_UInt)( char_code - node->first >= FTC_CMAP_INDICES_MAX ) )
return 0;
gindex = node->indices[char_code - node->first];