1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
3 /* This Source Code Form is subject to the terms of the Mozilla Public
4  * License, v. 2.0. If a copy of the MPL was not distributed with this
5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
6 
7 #ifndef _NSUUIDGENERATOR_H_
8 #define _NSUUIDGENERATOR_H_
9 
10 #include "mozilla/Attributes.h"
11 #include "mozilla/Mutex.h"
12 
13 #include "nsIUUIDGenerator.h"
14 
15 class nsUUIDGenerator final : public nsIUUIDGenerator {
16  public:
17   nsUUIDGenerator();
18 
19   NS_DECL_THREADSAFE_ISUPPORTS
20 
21   NS_DECL_NSIUUIDGENERATOR
22 
23   nsresult Init();
24 
25  private:
26   ~nsUUIDGenerator();
27 
28  protected:
29   mozilla::Mutex mLock;
30 #if !defined(XP_WIN) && !defined(XP_MACOSX) && !defined(HAVE_ARC4RANDOM)
31   char mState[128];
32   char* mSavedState;
33   uint8_t mRBytes;
34 #endif
35 };
36 
37 #define NS_UUID_GENERATOR_CONTRACTID "@mozilla.org/uuid-generator;1"
38 #define NS_UUID_GENERATOR_CID                        \
39   {                                                  \
40     0x706d36bb, 0xbf79, 0x4293, {                    \
41       0x81, 0xf2, 0x8f, 0x68, 0x28, 0xc1, 0x8f, 0x9d \
42     }                                                \
43   }
44 
45 #endif /* _NSUUIDGENERATOR_H_ */
46