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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 #include "base/rand_util.h"
      6 #include "ppapi/c/dev/ppb_crypto_dev.h"
      7 #include "ppapi/thunk/thunk.h"
      8 
      9 // The crypto interface doesn't have a normal C -> C++ thunk since it doesn't
     10 // actually have any proxy wrapping or associated objects; it's just a call
     11 // into base. So we implement the entire interface here, using the thunk
     12 // namespace so it magically gets hooked up in the proper places.
     13 
     14 namespace ppapi {
     15 
     16 namespace {
     17 
     18 void GetRandomBytes(char* buffer, uint32_t num_bytes) {
     19   base::RandBytes(buffer, num_bytes);
     20 }
     21 
     22 const PPB_Crypto_Dev crypto_interface = {
     23   &GetRandomBytes
     24 };
     25 
     26 }  // namespace
     27 
     28 namespace thunk {
     29 
     30 PPAPI_THUNK_EXPORT const PPB_Crypto_Dev_0_1* GetPPB_Crypto_Dev_0_1_Thunk() {
     31   return &crypto_interface;
     32 }
     33 
     34 }  // namespace thunk
     35 
     36 }  // namespace ppapi
     37