diff options
Diffstat (limited to 'src/cache/ftccmap.c')
| -rw-r--r-- | src/cache/ftccmap.c | 19 |
1 files changed, 6 insertions, 13 deletions
diff --git a/src/cache/ftccmap.c b/src/cache/ftccmap.c index b2e9609..b826222 100644 --- a/src/cache/ftccmap.c +++ b/src/cache/ftccmap.c @@ -4,7 +4,7 @@ /* */ /* FreeType CharMap cache (body) */ /* */ -/* Copyright 2000-2014 by */ +/* Copyright 2000-2015 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -63,8 +63,6 @@ } FTC_CMapQueryRec, *FTC_CMapQuery; #define FTC_CMAP_QUERY( x ) ((FTC_CMapQuery)(x)) -#define FTC_CMAP_QUERY_HASH( x ) \ - FTC_CMAP_HASH( (x)->face_id, (x)->cmap_index, (x)->char_code ) /* the cmap cache node */ typedef struct FTC_CMapNodeRec_ @@ -78,8 +76,6 @@ } FTC_CMapNodeRec, *FTC_CMapNode; #define FTC_CMAP_NODE( x ) ( (FTC_CMapNode)( x ) ) -#define FTC_CMAP_NODE_HASH( x ) \ - FTC_CMAP_HASH( (x)->face_id, (x)->cmap_index, (x)->first ) /* if (indices[n] == FTC_CMAP_UNKNOWN), we assume that the corresponding */ /* glyph indices haven't been queried through FT_Get_Glyph_Index() yet */ @@ -242,7 +238,7 @@ FTC_Node node; FT_Error error; FT_UInt gindex = 0; - FT_PtrDist hash; + FT_Offset hash; FT_Int no_cmap_change = 0; @@ -263,11 +259,14 @@ return 0; } + if ( !face_id ) + return 0; + query.face_id = face_id; query.cmap_index = (FT_UInt)cmap_index; query.char_code = char_code; - hash = FTC_CMAP_HASH( face_id, cmap_index, char_code ); + hash = FTC_CMAP_HASH( face_id, (FT_UInt)cmap_index, char_code ); #if 1 FTC_CACHE_LOOKUP_CMP( cache, ftc_cmap_node_compare, hash, &query, @@ -301,12 +300,6 @@ if ( error ) goto Exit; -#ifdef FT_MAX_CHARMAP_CACHEABLE - /* something rotten can happen with rogue clients */ - if ( cmap_index > FT_MAX_CHARMAP_CACHEABLE ) - return 0; /* XXX: should return appropriate error */ -#endif - if ( (FT_UInt)cmap_index < (FT_UInt)face->num_charmaps ) { FT_CharMap old, cmap = NULL; |