OSX/libsecurity_apple_csp/lib/DH_csp.h

   1 /*
   2  * Copyright (c) 2000-2001,2011,2014 Apple Inc. All Rights Reserved.
   3  *
   4  * The contents of this file constitute Original Code as defined in and are
   5  * subject to the Apple Public Source License Version 1.2 (the 'License').
   6  * You may not use this file except in compliance with the License. Please obtain
   7  * a copy of the License at http://www.apple.com/publicsource and read it before
   8  * using this file.
   9  *
  10  * This Original Code and all software distributed under the License are
  11  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS
  12  * OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, INCLUDING WITHOUT
  13  * LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
  14  * PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. Please see the License for the
  15  * specific language governing rights and limitations under the License.
  16  */
  17
  18
  19 /*
  20  * DH_csp.h - Diffie-Hellman Algorithm factory
  21  */
  22
  23 #ifndef _DH_CSP_H_
  24 #define _DH_CSP_H_
  25
  26 #include <security_cdsa_plugin/CSPsession.h>
  27 #include <AppleCSP.h>
  28
  29 /* Can't include AppleCSPSession.h due to circular dependency */
  30 class AppleCSPSession;
  31
  32 class DH_Factory : public AppleCSPAlgorithmFactory {
  33 public:
  34     DH_Factory(Allocator *normAlloc = NULL, Allocator *privAlloc = NULL);
  35         ~DH_Factory();
  36
  37     bool setup(
  38                 AppleCSPSession &session,
  39                 CSPFullPluginSession::CSPContext * &cspCtx,
  40                 const Context &context);
  41
  42     static void setNormAllocator(Allocator *alloc)
  43     { assert(!normAllocator); normAllocator = alloc; }
  44     static void setPrivAllocator(Allocator *alloc)
  45     { assert(!privAllocator); privAllocator = alloc; }
  46
  47     // memory allocators
  48     static Allocator *normAllocator;
  49     static Allocator *privAllocator;
  50
  51 };
  52
  53 #endif  /* _DH_CSP_H_ */