OSX/libsecurity_apple_csp/lib/YarrowConnection.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  * YarrowConnection.h - single, process-wide, thread-safe Yarrow client
  21  */
  22
  23 #ifndef _YARROW_CONNECTION_H_
  24 #define _YARROW_CONNECTION_H_
  25
  26 #ifdef  __cplusplus
  27 extern "C" {
  28 #endif
  29
  30 /*
  31  * Both functions a CssmError::throwMe(CSSMERR_CSP_FUNCTION_FAILED) on failure.
  32  *
  33  * "Give me some random data". Caller mallocs the data.
  34  */
  35 extern void     cspGetRandomBytes(void *buf, unsigned len);
  36
  37 /*
  38  * Add some entropy to the pool.
  39  */
  40 extern void cspAddEntropy(const void *buf, unsigned len);
  41
  42 #ifdef  __cplusplus
  43 }
  44 #endif
  45
  46 #endif  /* _YARROW_CONNECTION_H_ */