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      1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #ifndef PPAPI_PROXY_SERIALIZED_STRUCTS_H_
      6 #define PPAPI_PROXY_SERIALIZED_STRUCTS_H_
      7 
      8 #include <string>
      9 #include <vector>
     10 
     11 #include "base/logging.h"
     12 #include "base/memory/shared_memory.h"
     13 #include "build/build_config.h"
     14 #include "ppapi/c/dev/ppb_truetype_font_dev.h"
     15 #include "ppapi/c/pp_bool.h"
     16 #include "ppapi/c/pp_instance.h"
     17 #include "ppapi/c/pp_point.h"
     18 #include "ppapi/c/pp_rect.h"
     19 #include "ppapi/proxy/ppapi_proxy_export.h"
     20 #include "ppapi/shared_impl/host_resource.h"
     21 
     22 class Pickle;
     23 struct PP_FontDescription_Dev;
     24 struct PP_BrowserFont_Trusted_Description;
     25 
     26 namespace ppapi {
     27 namespace proxy {
     28 
     29 // PP_FontDescription_Dev/PP_BrowserFontDescription (same definition, different
     30 // names) has to be redefined with a string in place of the PP_Var used for the
     31 // face name.
     32 struct PPAPI_PROXY_EXPORT SerializedFontDescription {
     33   SerializedFontDescription();
     34   ~SerializedFontDescription();
     35 
     36   // Converts a PP_FontDescription_Dev to a SerializedFontDescription.
     37   //
     38   // The reference of |face| owned by the PP_FontDescription_Dev will be
     39   // unchanged and the caller is responsible for freeing it.
     40   void SetFromPPFontDescription(const PP_FontDescription_Dev& desc);
     41   void SetFromPPBrowserFontDescription(
     42       const PP_BrowserFont_Trusted_Description& desc);
     43 
     44   // Converts to a PP_FontDescription_Dev. The face name will have one ref
     45   // assigned to it. The caller is responsible for freeing it.
     46   void SetToPPFontDescription(PP_FontDescription_Dev* desc) const;
     47   void SetToPPBrowserFontDescription(
     48       PP_BrowserFont_Trusted_Description* desc) const;
     49 
     50   std::string face;
     51   int32_t family;
     52   uint32_t size;
     53   int32_t weight;
     54   PP_Bool italic;
     55   PP_Bool small_caps;
     56   int32_t letter_spacing;
     57   int32_t word_spacing;
     58 };
     59 
     60 struct PPAPI_PROXY_EXPORT SerializedTrueTypeFontDesc {
     61   SerializedTrueTypeFontDesc();
     62   ~SerializedTrueTypeFontDesc();
     63 
     64   // Sets this to correspond to the contents of a PP_TrueTypeFontDesc_Dev.
     65   //
     66   // The reference count of the desc.family PP_Var will be unchanged and the
     67   // caller is responsible for releasing it.
     68   void SetFromPPTrueTypeFontDesc(const PP_TrueTypeFontDesc_Dev& desc);
     69 
     70   // Converts this to a PP_FontDescription_Dev.
     71   //
     72   // The desc.family PP_Var will have one reference assigned to it. The caller
     73   // is responsible for releasing it.
     74   void CopyToPPTrueTypeFontDesc(PP_TrueTypeFontDesc_Dev* desc) const;
     75 
     76   std::string family;
     77   PP_TrueTypeFontFamily_Dev generic_family;
     78   PP_TrueTypeFontStyle_Dev style;
     79   PP_TrueTypeFontWeight_Dev weight;
     80   PP_TrueTypeFontWidth_Dev width;
     81   PP_TrueTypeFontCharset_Dev charset;
     82 };
     83 
     84 struct SerializedDirEntry {
     85   std::string name;
     86   bool is_dir;
     87 };
     88 
     89 struct PPAPI_PROXY_EXPORT PPBFlash_DrawGlyphs_Params {
     90   PPBFlash_DrawGlyphs_Params();
     91   ~PPBFlash_DrawGlyphs_Params();
     92 
     93   PP_Instance instance;
     94   ppapi::HostResource image_data;
     95   SerializedFontDescription font_desc;
     96   uint32_t color;
     97   PP_Point position;
     98   PP_Rect clip;
     99   float transformation[3][3];
    100   PP_Bool allow_subpixel_aa;
    101   std::vector<uint16_t> glyph_indices;
    102   std::vector<PP_Point> glyph_advances;
    103 };
    104 
    105 struct PPBURLLoader_UpdateProgress_Params {
    106   PP_Instance instance;
    107   ppapi::HostResource resource;
    108   int64_t bytes_sent;
    109   int64_t total_bytes_to_be_sent;
    110   int64_t bytes_received;
    111   int64_t total_bytes_to_be_received;
    112 };
    113 
    114 struct PPPDecryptor_Buffer {
    115   ppapi::HostResource resource;
    116   uint32_t size;
    117   base::SharedMemoryHandle handle;
    118 };
    119 
    120 // TODO(raymes): Make ImageHandle compatible with SerializedHandle.
    121 #if defined(OS_WIN)
    122 typedef HANDLE ImageHandle;
    123 #elif defined(TOOLKIT_GTK)
    124 // On legacy X Windows this is a SysV shared memory key.
    125 typedef int ImageHandle;
    126 #else
    127 typedef base::SharedMemoryHandle ImageHandle;
    128 #endif
    129 
    130 }  // namespace proxy
    131 }  // namespace ppapi
    132 
    133 #endif  // PPAPI_PROXY_SERIALIZED_STRUCTS_H_
    134