osfmk/corecrypto/cc/src/cc_try_abort.c

   1 /*
   2  *  cc_try_abort.c
   3  *  corecrypto
   4  *
   5  *  Created on 7/16/2015
   6  *
   7  *  Copyright (c) 2014,2015 Apple Inc. All rights reserved.
   8  *
   9  *
  10  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  11  *
  12  * This file contains Original Code and/or Modifications of Original Code
  13  * as defined in and that are subject to the Apple Public Source License
  14  * Version 2.0 (the 'License'). You may not use this file except in
  15  * compliance with the License. The rights granted to you under the License
  16  * may not be used to create, or enable the creation or redistribution of,
  17  * unlawful or unlicensed copies of an Apple operating system, or to
  18  * circumvent, violate, or enable the circumvention or violation of, any
  19  * terms of an Apple operating system software license agreement.
  20  *
  21  * Please obtain a copy of the License at
  22  * http://www.opensource.apple.com/apsl/ and read it before using this file.
  23  *
  24  * The Original Code and all software distributed under the License are
  25  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  26  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  27  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  28  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  29  * Please see the License for the specific language governing rights and
  30  * limitations under the License.
  31  *
  32  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  33  */
  34
  35 #include <corecrypto/cc_priv.h>
  36
  37 //cc_try_abort() is implemented to comply with by FIPS 140-2, when DRBG produces
  38 //two equal consecutive blocks. See radar 19129408
  39
  40 #if CC_KERNEL
  41 #include <kern/debug.h>
  42 void
  43 cc_try_abort(const char * msg CC_UNUSED, ...)
  44 {
  45         panic("%s", msg);
  46 }
  47
  48 #elif CC_USE_SEPROM || CC_USE_S3 || CC_BASEBAND || CC_EFI || CC_IBOOT || CC_RTKIT || CC_RTKITROM
  49 void
  50 cc_try_abort(const char * msg CC_UNUSED, ...)
  51 {
  52         //Do nothing and return because we don't have panic() in those
  53         //environments. Make sure you return error, when using cc_try_abort() in above environments
  54 }
  55
  56 #else
  57 #include <stdlib.h>
  58 void
  59 cc_try_abort(const char * msg CC_UNUSED, ...)
  60 {
  61         abort();
  62 }
  63 #endif