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      1 // Copyright (c) 2011 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 NET_BASE_CRYPTO_MODULE_H_
      6 #define NET_BASE_CRYPTO_MODULE_H_
      7 #pragma once
      8 
      9 #include <string>
     10 #include <vector>
     11 
     12 #include "base/memory/ref_counted.h"
     13 
     14 #if defined(USE_NSS)
     15 typedef struct PK11SlotInfoStr PK11SlotInfo;
     16 #endif
     17 
     18 namespace net {
     19 
     20 class CryptoModule;
     21 
     22 typedef std::vector<scoped_refptr<CryptoModule> > CryptoModuleList;
     23 
     24 class CryptoModule : public base::RefCountedThreadSafe<CryptoModule> {
     25  public:
     26 #if defined(USE_NSS)
     27   typedef PK11SlotInfo* OSModuleHandle;
     28 #else
     29   typedef void* OSModuleHandle;
     30 #endif
     31 
     32   OSModuleHandle os_module_handle() const { return module_handle_; }
     33 
     34   std::string GetTokenName() const;
     35 
     36   static CryptoModule* CreateFromHandle(OSModuleHandle handle);
     37 
     38  private:
     39   friend class base::RefCountedThreadSafe<CryptoModule>;
     40 
     41   explicit CryptoModule(OSModuleHandle handle);
     42   ~CryptoModule();
     43 
     44   OSModuleHandle module_handle_;
     45 
     46   DISALLOW_COPY_AND_ASSIGN(CryptoModule);
     47 };
     48 
     49 }  // namespace net
     50 
     51 #endif  // NET_BASE_CRYPTO_MODULE_H_
     52