EXTERNAL_HEADERS/corecrypto/ccrng.h

   1 /*
   2  *  ccrng.h
   3  *  corecrypto
   4  *
   5  *  Created on 12/13/2010
   6  *
   7  *  Copyright (c) 2010,2011,2013,2014,2015 Apple Inc. All rights reserved.
   8  *
   9  */
  10
  11 #ifndef _CORECRYPTO_CCRNG_H_
  12 #define _CORECRYPTO_CCRNG_H_
  13
  14 #include <stdint.h>
  15
  16 #define CC_ERR_DEVICE           -100
  17 #define CC_ERR_INTERUPTS        -101
  18 #define CC_ERR_CRYPTO_CONFIG    -102
  19 #define CC_ERR_PERMS            -103
  20 #define CC_ERR_PARAMETER        -104
  21 #define CC_ERR_MEMORY           -105
  22 #define CC_ERR_FILEDESC         -106
  23 #define CC_ERR_OUT_OF_ENTROPY   -107
  24
  25 #define CCRNG_STATE_COMMON                                                          \
  26     int (*generate)(struct ccrng_state *rng, unsigned long outlen, void *out);
  27
  28 /* default state structure - do not instantiate, instead use the specific one you need */
  29 struct ccrng_state {
  30     CCRNG_STATE_COMMON
  31 };
  32
  33 #define ccrng_generate(ctx, outlen, out) ((ctx)->generate((ctx), (outlen), (out)))
  34
  35 #endif /* _CORECRYPTO_CCRNG_H_ */