EXTERNAL_HEADERS/corecrypto/ccrng.h

   1 /*
   2  *  ccrng.h
   3  *  corecrypto
   4  *
   5  *  Created by Fabrice Gautier on 12/13/10.
   6  *  Copyright 2010 Apple, Inc. All rights reserved.
   7  *
   8  */
   9
  10 #ifndef _CORECRYPTO_CCRNG_H_
  11 #define _CORECRYPTO_CCRNG_H_
  12
  13 #include <stdint.h>
  14
  15 #define CC_ERR_DEVICE -100
  16 #define CC_ERR_INTERUPTS -101
  17 #define CC_ERR_CRYPTO_CONFIG -102
  18 #define CC_ERR_PERMS -103
  19 #define CC_ERR_PARAMETER -104
  20 #define CC_ERR_MEMORY -105
  21
  22 #define CCRNG_STATE_COMMON                                                          \
  23     int (*generate)(struct ccrng_state *rng, unsigned long outlen, void *out);
  24
  25 /* default state structure - do not instantiate, instead use the specific one you need */
  26 struct ccrng_state {
  27     CCRNG_STATE_COMMON
  28 };
  29
  30 #define ccrng_generate(ctx, outlen, out) ((ctx)->generate((ctx), (outlen), (out)))
  31
  32 #endif /* _CORECRYPTO_CCRNG_H_ */