Update bundled FreeType to 2.5.5

Removed everything, imported with help of import_from_tarball.sh script,
and then added a pre-generated builds/unix/ftconfig.h

Task-number: QTBUG-44648
Change-Id: Iea948e41f7761f1580382b3763d04c7a61383382
Reviewed-by: Lars Knoll <lars.knoll@digia.com>

1 files changed, 45 insertions, 31 deletions

diff --git a/src/3rdparty/freetype/src/gxvalid/gxvmort.c b/src/3rdparty/freetype/src/gxvalid/gxvmort.c
index 0aa066339d..55ff5a851e 100644
--- a/src/3rdparty/freetype/src/gxvalid/gxvmort.c
+++ b/src/3rdparty/freetype/src/gxvalid/gxvmort.c
@@ -4,7 +4,7 @@
 /*                                                                         */
 /*    TrueTypeGX/AAT mort table validation (body).                         */
 /*                                                                         */
-/*  Copyright 2005 by suzuki toshiya, Masatake YAMATO, Red Hat K.K.,       */
+/*  Copyright 2005, 2013 by suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
 /*  David Turner, Robert Wilhelm, and Werner Lemberg.                      */
 /*                                                                         */
 /*  This file is part of the FreeType project, and may only be used,       */
@@ -40,23 +40,21 @@
 
   static void
   gxv_mort_feature_validate( GXV_mort_feature  f,
-                             GXV_Validator     valid )
+                             GXV_Validator     gxvalid )
   {
     if ( f->featureType >= gxv_feat_registry_length )
     {
       GXV_TRACE(( "featureType %d is out of registered range, "
                   "setting %d is unchecked\n",
                   f->featureType, f->featureSetting ));
-      if ( valid->root->level >= FT_VALIDATE_PARANOID )
-        FT_INVALID_DATA;
+      GXV_SET_ERR_IF_PARANOID( FT_INVALID_DATA );
     }
     else if ( !gxv_feat_registry[f->featureType].existence )
     {
       GXV_TRACE(( "featureType %d is within registered area "
                   "but undefined, setting %d is unchecked\n",
                   f->featureType, f->featureSetting ));
-      if ( valid->root->level >= FT_VALIDATE_PARANOID )
-        FT_INVALID_DATA;
+      GXV_SET_ERR_IF_PARANOID( FT_INVALID_DATA );
     }
     else
     {
@@ -74,8 +72,7 @@
       if ( f->featureSetting > nSettings_max )
       {
         GXV_TRACE(( "out of defined range %d", nSettings_max ));
-        if ( valid->root->level >= FT_VALIDATE_PARANOID )
-          FT_INVALID_DATA;
+        GXV_SET_ERR_IF_PARANOID( FT_INVALID_DATA );
       }
       GXV_TRACE(( "\n" ));
     }
@@ -92,7 +89,7 @@
   gxv_mort_featurearray_validate( FT_Bytes       table,
                                   FT_Bytes       limit,
                                   FT_ULong       nFeatureFlags,
-                                  GXV_Validator  valid )
+                                  GXV_Validator  gxvalid )
   {
     FT_Bytes  p = table;
     FT_ULong  i;
@@ -109,23 +106,24 @@
       f.enableFlags    = FT_NEXT_ULONG( p );
       f.disableFlags   = FT_NEXT_ULONG( p );
 
-      gxv_mort_feature_validate( &f, valid );
+      gxv_mort_feature_validate( &f, gxvalid );
     }
 
     if ( !IS_GXV_MORT_FEATURE_OFF( f ) )
       FT_INVALID_DATA;
 
-    valid->subtable_length = p - table;
+    gxvalid->subtable_length = p - table;
     GXV_EXIT;
   }
 
 
   FT_LOCAL_DEF( void )
   gxv_mort_coverage_validate( FT_UShort      coverage,
-                              GXV_Validator  valid )
+                              GXV_Validator  gxvalid )
   {
-    FT_UNUSED( valid );
+    FT_UNUSED( gxvalid );
 
+#ifdef FT_DEBUG_LEVEL_TRACE
     if ( coverage & 0x8000U )
       GXV_TRACE(( " this subtable is for vertical text only\n" ));
     else
@@ -144,6 +142,7 @@
 
     if ( coverage & 0x1FF8 )
       GXV_TRACE(( " coverage has non-zero bits in reserved area\n" ));
+#endif
   }
 
 
@@ -151,7 +150,7 @@
   gxv_mort_subtables_validate( FT_Bytes       table,
                                FT_Bytes       limit,
                                FT_UShort      nSubtables,
-                               GXV_Validator  valid )
+                               GXV_Validator  gxvalid )
   {
     FT_Bytes  p = table;
 
@@ -166,17 +165,20 @@
 
     };
 
-    GXV_Validate_Func  func;
-    FT_UShort          i;
+    FT_UShort  i;
 
 
     GXV_NAME_ENTER( "subtables in a chain" );
 
     for ( i = 0; i < nSubtables; i++ )
     {
+      GXV_Validate_Func  func;
+
       FT_UShort  length;
       FT_UShort  coverage;
+#ifdef GXV_LOAD_UNUSED_VARS
       FT_ULong   subFeatureFlags;
+#endif
       FT_UInt    type;
       FT_UInt    rest;
 
@@ -184,7 +186,11 @@
       GXV_LIMIT_CHECK( 2 + 2 + 4 );
       length          = FT_NEXT_USHORT( p );
       coverage        = FT_NEXT_USHORT( p );
+#ifdef GXV_LOAD_UNUSED_VARS
       subFeatureFlags = FT_NEXT_ULONG( p );
+#else
+      p += 4;
+#endif
 
       GXV_TRACE(( "validating chain subtable %d/%d (%d bytes)\n",
                   i + 1, nSubtables, length ));
@@ -192,7 +198,7 @@
       rest = length - ( 2 + 2 + 4 );
 
       GXV_LIMIT_CHECK( rest );
-      gxv_mort_coverage_validate( coverage, valid );
+      gxv_mort_coverage_validate( coverage, gxvalid );
 
       if ( type > 5 )
         FT_INVALID_FORMAT;
@@ -201,12 +207,13 @@
       if ( func == NULL )
         GXV_TRACE(( "morx type %d is reserved\n", type ));
 
-      func( p, p + rest, valid );
+      func( p, p + rest, gxvalid );
 
       p += rest;
+      /* TODO: validate subFeatureFlags */
     }
 
-    valid->subtable_length = p - table;
+    gxvalid->subtable_length = p - table;
 
     GXV_EXIT;
   }
@@ -215,10 +222,12 @@
   static void
   gxv_mort_chain_validate( FT_Bytes       table,
                            FT_Bytes       limit,
-                           GXV_Validator  valid )
+                           GXV_Validator  gxvalid )
   {
     FT_Bytes   p = table;
+#ifdef GXV_LOAD_UNUSED_VARS
     FT_ULong   defaultFlags;
+#endif
     FT_ULong   chainLength;
     FT_UShort  nFeatureFlags;
     FT_UShort  nSubtables;
@@ -227,17 +236,22 @@
     GXV_NAME_ENTER( "mort chain header" );
 
     GXV_LIMIT_CHECK( 4 + 4 + 2 + 2 );
+#ifdef GXV_LOAD_UNUSED_VARS
     defaultFlags  = FT_NEXT_ULONG( p );
+#else
+    p += 4;
+#endif
     chainLength   = FT_NEXT_ULONG( p );
     nFeatureFlags = FT_NEXT_USHORT( p );
     nSubtables    = FT_NEXT_USHORT( p );
 
     gxv_mort_featurearray_validate( p, table + chainLength,
-                                    nFeatureFlags, valid );
-    p += valid->subtable_length;
-    gxv_mort_subtables_validate( p, table + chainLength, nSubtables, valid );
-    valid->subtable_length = chainLength;
+                                    nFeatureFlags, gxvalid );
+    p += gxvalid->subtable_length;
+    gxv_mort_subtables_validate( p, table + chainLength, nSubtables, gxvalid );
+    gxvalid->subtable_length = chainLength;
 
+    /* TODO: validate defaultFlags */
     GXV_EXIT;
   }
 
@@ -247,8 +261,8 @@
                      FT_Face       face,
                      FT_Validator  ftvalid )
   {
-    GXV_ValidatorRec  validrec;
-    GXV_Validator     valid = &validrec;
+    GXV_ValidatorRec  gxvalidrec;
+    GXV_Validator     gxvalid = &gxvalidrec;
     FT_Bytes          p     = table;
     FT_Bytes          limit = 0;
     FT_ULong          version;
@@ -256,9 +270,9 @@
     FT_ULong          i;
 
 
-    valid->root = ftvalid;
-    valid->face = face;
-    limit       = valid->root->limit;
+    gxvalid->root = ftvalid;
+    gxvalid->face = face;
+    limit         = gxvalid->root->limit;
 
     FT_TRACE3(( "validating `mort' table\n" ));
     GXV_INIT;
@@ -274,8 +288,8 @@
     {
       GXV_TRACE(( "validating chain %d/%d\n", i + 1, nChains ));
       GXV_32BIT_ALIGNMENT_VALIDATE( p - table );
-      gxv_mort_chain_validate( p, limit, valid );
-      p += valid->subtable_length;
+      gxv_mort_chain_validate( p, limit, gxvalid );
+      p += gxvalid->subtable_length;
     }
 
     FT_TRACE4(( "\n" ));