diff options
Diffstat (limited to 'freetype/src/cache/ftcmanag.c')
| -rw-r--r-- | freetype/src/cache/ftcmanag.c | 31 |
1 files changed, 20 insertions, 11 deletions
diff --git a/freetype/src/cache/ftcmanag.c b/freetype/src/cache/ftcmanag.c index 1df1775f2..41390ba95 100644 --- a/freetype/src/cache/ftcmanag.c +++ b/freetype/src/cache/ftcmanag.c @@ -4,7 +4,7 @@ /* */ /* FreeType Cache Manager (body). */ /* */ -/* Copyright 2000-2006, 2008-2010, 2013 by */ +/* Copyright 2000-2006, 2008-2010, 2013, 2014 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -151,7 +151,7 @@ } - FT_CALLBACK_TABLE_DEF + static const FTC_MruListClassRec ftc_size_list_class = { sizeof ( FTC_SizeNodeRec ), @@ -186,7 +186,7 @@ FTC_MruNode mrunode; - if ( asize == NULL ) + if ( !asize || !scaler ) return FT_THROW( Invalid_Argument ); *asize = NULL; @@ -290,7 +290,7 @@ } - FT_CALLBACK_TABLE_DEF + static const FTC_MruListClassRec ftc_face_list_class = { sizeof ( FTC_FaceNodeRec), @@ -313,7 +313,7 @@ FTC_MruNode mrunode; - if ( aface == NULL ) + if ( !aface || !face_id ) return FT_THROW( Invalid_Argument ); *aface = NULL; @@ -366,6 +366,9 @@ if ( !library ) return FT_THROW( Invalid_Library_Handle ); + if ( !amanager || !requester ) + return FT_THROW( Invalid_Argument ); + memory = library->memory; if ( FT_NEW( manager ) ) @@ -451,11 +454,11 @@ FT_EXPORT_DEF( void ) FTC_Manager_Reset( FTC_Manager manager ) { - if ( manager ) - { - FTC_MruList_Reset( &manager->sizes ); - FTC_MruList_Reset( &manager->faces ); - } + if ( !manager ) + return; + + FTC_MruList_Reset( &manager->sizes ); + FTC_MruList_Reset( &manager->faces ); FTC_Manager_FlushN( manager, manager->num_nodes ); } @@ -667,6 +670,10 @@ { FT_UInt nn; + + if ( !manager || !face_id ) + return; + /* this will remove all FTC_SizeNode that correspond to * the face_id as well */ @@ -685,7 +692,9 @@ FTC_Node_Unref( FTC_Node node, FTC_Manager manager ) { - if ( node && (FT_UInt)node->cache_index < manager->num_caches ) + if ( node && + manager && + (FT_UInt)node->cache_index < manager->num_caches ) node->ref_count--; } |