Update freetype sources (2.6.2) in third party.

third_party/freetype2/src/src/cid/cidriver.c

Index: third_party/freetype2/src/src/cid/cidriver.c
diff --git a/third_party/freetype2/src/src/cid/cidriver.c b/third_party/freetype2/src/src/cid/cidriver.c
new file mode 100644
index 0000000000000000000000000000000000000000..17935d0d46aa1090e5dcd43c7f90b4ae4e7cd099
--- /dev/null
+++ b/third_party/freetype2/src/src/cid/cidriver.c
@@ -0,0 +1,238 @@
+/***************************************************************************/
+/*                                                                         */
+/*  cidriver.c                                                             */
+/*                                                                         */
+/*    CID driver interface (body).                                         */
+/*                                                                         */
+/*  Copyright 1996-2015 by                                                 */
+/*  David Turner, Robert Wilhelm, and Werner Lemberg.                      */
+/*                                                                         */
+/*  This file is part of the FreeType project, and may only be used,       */
+/*  modified, and distributed under the terms of the FreeType project      */
+/*  license, LICENSE.TXT.  By continuing to use, modify, or distribute     */
+/*  this file you indicate that you have read the license and              */
+/*  understand and accept it fully.                                        */
+/*                                                                         */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include "cidriver.h"
+#include "cidgload.h"
+#include FT_INTERNAL_DEBUG_H
+
+#include "ciderrs.h"
+
+#include FT_SERVICE_POSTSCRIPT_NAME_H
+#include FT_SERVICE_FONT_FORMAT_H
+#include FT_SERVICE_POSTSCRIPT_INFO_H
+#include FT_SERVICE_CID_H
+
+
+  /*************************************************************************/
+  /*                                                                       */
+  /* The macro FT_COMPONENT is used in trace mode.  It is an implicit      */
+  /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log  */
+  /* messages during execution.                                            */
+  /*                                                                       */
+#undef  FT_COMPONENT
+#define FT_COMPONENT  trace_ciddriver
+
+
+  /*
+   *  POSTSCRIPT NAME SERVICE
+   *
+   */
+
+  static const char*
+  cid_get_postscript_name( CID_Face  face )
+  {
+    const char*  result = face->cid.cid_font_name;
+
+
+    if ( result && result[0] == '/' )
+      result++;
+
+    return result;
+  }
+
+
+  static const FT_Service_PsFontNameRec  cid_service_ps_name =
+  {
+    (FT_PsName_GetFunc)cid_get_postscript_name    /* get_ps_font_name */
+  };
+
+
+  /*
+   *  POSTSCRIPT INFO SERVICE
+   *
+   */
+
+  static FT_Error
+  cid_ps_get_font_info( FT_Face          face,
+                        PS_FontInfoRec*  afont_info )
+  {
+    *afont_info = ((CID_Face)face)->cid.font_info;
+
+    return FT_Err_Ok;
+  }
+
+  static FT_Error
+  cid_ps_get_font_extra( FT_Face          face,
+                        PS_FontExtraRec*  afont_extra )
+  {
+    *afont_extra = ((CID_Face)face)->font_extra;
+
+    return FT_Err_Ok;
+  }
+
+  static const FT_Service_PsInfoRec  cid_service_ps_info =
+  {
+    (PS_GetFontInfoFunc)   cid_ps_get_font_info,   /* ps_get_font_info    */
+    (PS_GetFontExtraFunc)  cid_ps_get_font_extra,  /* ps_get_font_extra   */
+    /* unsupported with CID fonts */
+    (PS_HasGlyphNamesFunc) NULL,                   /* ps_has_glyph_names  */
+    /* unsupported                */
+    (PS_GetFontPrivateFunc)NULL,                   /* ps_get_font_private */
+    /* not implemented            */
+    (PS_GetFontValueFunc)  NULL                    /* ps_get_font_value   */
+  };
+
+
+  /*
+   *  CID INFO SERVICE
+   *
+   */
+  static FT_Error
+  cid_get_ros( CID_Face      face,
+               const char*  *registry,
+               const char*  *ordering,
+               FT_Int       *supplement )
+  {
+    CID_FaceInfo  cid = &face->cid;
+
+
+    if ( registry )
+      *registry = cid->registry;
+
+    if ( ordering )
+      *ordering = cid->ordering;
+
+    if ( supplement )
+      *supplement = cid->supplement;
+
+    return FT_Err_Ok;
+  }
+
+
+  static FT_Error
+  cid_get_is_cid( CID_Face  face,
+                  FT_Bool  *is_cid )
+  {
+    FT_Error  error = FT_Err_Ok;
+    FT_UNUSED( face );
+
+
+    if ( is_cid )
+      *is_cid = 1; /* cid driver is only used for CID keyed fonts */
+
+    return error;
+  }
+
+
+  static FT_Error
+  cid_get_cid_from_glyph_index( CID_Face  face,
+                                FT_UInt   glyph_index,
+                                FT_UInt  *cid )
+  {
+    FT_Error  error = FT_Err_Ok;
+    FT_UNUSED( face );
+
+
+    if ( cid )
+      *cid = glyph_index; /* identity mapping */
+
+    return error;
+  }
+
+
+  static const FT_Service_CIDRec  cid_service_cid_info =
+  {
+    (FT_CID_GetRegistryOrderingSupplementFunc)
+      cid_get_ros,                             /* get_ros                  */
+    (FT_CID_GetIsInternallyCIDKeyedFunc)
+      cid_get_is_cid,                          /* get_is_cid               */
+    (FT_CID_GetCIDFromGlyphIndexFunc)
+      cid_get_cid_from_glyph_index             /* get_cid_from_glyph_index */
+  };
+
+
+  /*
+   *  SERVICE LIST
+   *
+   */
+
+  static const FT_ServiceDescRec  cid_services[] =
+  {
+    { FT_SERVICE_ID_FONT_FORMAT,          FT_FONT_FORMAT_CID },
+    { FT_SERVICE_ID_POSTSCRIPT_FONT_NAME, &cid_service_ps_name },
+    { FT_SERVICE_ID_POSTSCRIPT_INFO,      &cid_service_ps_info },
+    { FT_SERVICE_ID_CID,                  &cid_service_cid_info },
+    { NULL, NULL }
+  };
+
+
+  FT_CALLBACK_DEF( FT_Module_Interface )
+  cid_get_interface( FT_Module    module,
+                     const char*  cid_interface )
+  {
+    FT_UNUSED( module );
+
+    return ft_service_list_lookup( cid_services, cid_interface );
+  }
+
+
+
+  FT_CALLBACK_TABLE_DEF
+  const FT_Driver_ClassRec  t1cid_driver_class =
+  {
+    {
+      FT_MODULE_FONT_DRIVER       |
+      FT_MODULE_DRIVER_SCALABLE   |
+      FT_MODULE_DRIVER_HAS_HINTER,
+      sizeof ( FT_DriverRec ),
+
+      "t1cid",   /* module name           */
+      0x10000L,  /* version 1.0 of driver */
+      0x20000L,  /* requires FreeType 2.0 */
+
+      0,    /* module-specific interface */
+
+      cid_driver_init,          /* FT_Module_Constructor  module_init   */
+      cid_driver_done,          /* FT_Module_Destructor   module_done   */
+      cid_get_interface         /* FT_Module_Requester    get_interface */
+    },
+
+    sizeof ( CID_FaceRec ),
+    sizeof ( CID_SizeRec ),
+    sizeof ( CID_GlyphSlotRec ),
+
+    cid_face_init,              /* FT_Face_InitFunc  init_face */
+    cid_face_done,              /* FT_Face_DoneFunc  done_face */
+    cid_size_init,              /* FT_Size_InitFunc  init_size */
+    cid_size_done,              /* FT_Size_DoneFunc  done_size */
+    cid_slot_init,              /* FT_Slot_InitFunc  init_slot */
+    cid_slot_done,              /* FT_Slot_DoneFunc  done_slot */
+
+    cid_slot_load_glyph,        /* FT_Slot_LoadFunc  load_glyph */
+
+    0,                          /* FT_Face_GetKerningFunc   get_kerning  */
+    0,                          /* FT_Face_AttachFunc       attach_file  */
+    0,                          /* FT_Face_GetAdvancesFunc  get_advances */
+
+    cid_size_request,           /* FT_Size_RequestFunc  request_size */
+    0                           /* FT_Size_SelectFunc   select_size  */
+  };
+
+
+/* END */