include/hw_sha.h

   1 /*
   2  * Header file for SHA hardware acceleration
   3  *
   4  * Copyright (c) 2012  Samsung Electronics
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  *
  20  */
  21 #ifndef __HW_SHA_H
  22 #define __HW_SHA_H
  23
  24
  25 /**
  26  * Computes hash value of input pbuf using h/w acceleration
  27  *
  28  * @param in_addr       A pointer to the input buffer
  29  * @param bufleni       Byte length of input buffer
  30  * @param out_addr      A pointer to the output buffer. When complete
  31  *                      32 bytes are copied to pout[0]...pout[31]. Thus, a user
  32  *                      should allocate at least 32 bytes at pOut in advance.
  33  * @param chunk_size    chunk size for sha256
  34  */
  35 void hw_sha256(const uchar * in_addr, uint buflen,
  36                         uchar * out_addr, uint chunk_size);
  37
  38 /**
  39  * Computes hash value of input pbuf using h/w acceleration
  40  *
  41  * @param in_addr       A pointer to the input buffer
  42  * @param bufleni       Byte length of input buffer
  43  * @param out_addr      A pointer to the output buffer. When complete
  44  *                      32 bytes are copied to pout[0]...pout[31]. Thus, a user
  45  *                      should allocate at least 32 bytes at pOut in advance.
  46  * @param chunk_size    chunk_size for sha1
  47  */
  48 void hw_sha1(const uchar * in_addr, uint buflen,
  49                         uchar * out_addr, uint chunk_size);
  50 #endif