aboutsummaryrefslogtreecommitdiffstats
path: root/src/lib/libstate/init.cpp
blob: 09ecca5a1a410d15e12fcda77cd83bb3e7dacd72 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
/*
* Default Initialization Function
* (C) 1999-2009 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/

#include <botan/init.h>
#include <botan/libstate.h>
#include <botan/global_state.h>

namespace Botan {

/*
* Library Initialization
*/
void LibraryInitializer::initialize(const std::string&)
   {

   try
      {
      /*
      This two stage initialization process is because Library_State's
      constructor will implicitly refer to global state through the
      allocators and so forth, so global_state() has to be a valid
      reference before initialize() can be called. Yeah, gross.
      */
      Global_State_Management::set_global_state(new Library_State);

      global_state().initialize();
      }
   catch(...)
      {
      deinitialize();
      throw;
      }
   }

/*
* Library Shutdown
*/
void LibraryInitializer::deinitialize()
   {
   Global_State_Management::set_global_state(nullptr);
   }

}