text: /* misc.h
   *
   * Copyright (C) 2006-2017 wolfSSL Inc.
   *
   * This file is part of wolfSSL.
   *
   * wolfSSL is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License as published by
   * the Free Software Foundation; either version 2 of the License, or
   * (at your option) any later version.
   *
   * wolfSSL is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU General Public License for more details.
   *
   * You should have received a copy of the GNU General Public License
   * along with this program; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
   */
  
  
  
  #ifndef WOLF_CRYPT_MISC_H
  #define WOLF_CRYPT_MISC_H
  
  
  #include <wolfssl/wolfcrypt/types.h>
  
  
  #ifdef __cplusplus
      extern "C" {
  #endif
  
  
  #ifdef NO_INLINE
  WOLFSSL_LOCAL
  word32 rotlFixed(word32, word32);
  WOLFSSL_LOCAL
  word32 rotrFixed(word32, word32);
  
  WOLFSSL_LOCAL
  word32 ByteReverseWord32(word32);
  WOLFSSL_LOCAL
  void   ByteReverseWords(word32*, const word32*, word32);
  
  WOLFSSL_LOCAL
  void XorWords(wolfssl_word*, const wolfssl_word*, word32);
  WOLFSSL_LOCAL
  void xorbuf(void*, const void*, word32);
  
  WOLFSSL_LOCAL
  void ForceZero(const void*, word32);
  
  WOLFSSL_LOCAL
  int ConstantCompare(const byte*, const byte*, int);
  
  #ifdef WORD64_AVAILABLE
  WOLFSSL_LOCAL
  word64 rotlFixed64(word64, word64);
  WOLFSSL_LOCAL
  word64 rotrFixed64(word64, word64);
  
  WOLFSSL_LOCAL
  word64 ByteReverseWord64(word64);
  WOLFSSL_LOCAL
  void   ByteReverseWords64(word64*, const word64*, word32);
  #endif /* WORD64_AVAILABLE */
  
  #ifndef WOLFSSL_HAVE_MIN
      #if defined(HAVE_FIPS) && !defined(min) /* so ifdef check passes */
          #define min min
      #endif
      WOLFSSL_LOCAL word32 min(word32 a, word32 b);
  #endif
  
  #ifndef WOLFSSL_HAVE_MAX
      #if defined(HAVE_FIPS) && !defined(max) /* so ifdef check passes */
          #define max max
      #endif
      WOLFSSL_LOCAL word32 max(word32 a, word32 b);
  #endif /* WOLFSSL_HAVE_MAX */
  
  
  void c32to24(word32 in, word24 out);
  void c16toa(word16 u16, byte* c);
  void c32toa(word32 u32, byte* c);
  void c24to32(const word24 u24, word32* u32);
  void ato16(const byte* c, word16* u16);
  void ato24(const byte* c, word32* u24);
  void ato32(const byte* c, word32* u32);
  word32 btoi(byte b);
  
  
  WOLFSSL_LOCAL byte ctMaskGT(int a, int b);
  WOLFSSL_LOCAL byte ctMaskGTE(int a, int b);
  WOLFSSL_LOCAL byte ctMaskLT(int a, int b);
  WOLFSSL_LOCAL byte ctMaskLTE(int a, int b);
  WOLFSSL_LOCAL byte ctMaskEq(int a, int b);
  WOLFSSL_LOCAL byte ctMaskNotEq(int a, int b);
  WOLFSSL_LOCAL byte ctMaskSel(byte m, byte a, byte b);
  WOLFSSL_LOCAL int  ctMaskSelInt(byte m, int a, int b);
  WOLFSSL_LOCAL byte ctSetLTE(int a, int b);
  
  #endif /* NO_INLINE */
  
  
  #ifdef __cplusplus
      }   /* extern "C" */
  #endif
  
  
  #endif /* WOLF_CRYPT_MISC_H */
  
  