/*
   * Copyright (c) 2013, Andreas Oetken.
   *
   * SPDX-License-Identifier:    GPL-2.0+
  */
  
  #ifndef _RSA_CHECKSUM_H
  #define _RSA_CHECKSUM_H
  
  #include <errno.h>
  #include <image.h>
  #include <u-boot/sha1.h>
  #include <u-boot/sha256.h>
  
  extern const uint8_t padding_sha256_rsa4096[];
  extern const uint8_t padding_sha256_rsa2048[];
  extern const uint8_t padding_sha1_rsa2048[];
  
  /**
   * hash_calculate() - Calculate hash over the data
   *
   * @name:  Name of algorithm to be used for hash calculation
   * @region: Array having info of regions over which hash needs to be calculated
   * @region_count: Number of regions in the region array
   * @checksum: Buffer contanining the output hash
   *
   * @return 0 if OK, < 0 if error
   */
  int hash_calculate(const char *name,
  		   const struct image_region region[], int region_count,
  		   uint8_t *checksum);
  
  #endif