text: /*
   * blake2b.h - header file for blake2b hash function
   *
   * This Source Code Form is subject to the terms of the Mozilla Public
   * License, v. 2.0. If a copy of the MPL was not distributed with this
   * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
  
  #ifndef BLAKE_H
  #define BLAKE_H
  
  #include <stddef.h>
  #include <stdint.h>
  
  struct Blake2bContextStr {
      uint64_t h[8];                     /* chained state */
      uint64_t t[2];                     /* total number of bytes */
      uint64_t f;                        /* last block flag */
      uint8_t buf[BLAKE2B_BLOCK_LENGTH]; /* input buffer */
      size_t buflen;                     /* size of remaining bytes in buf */
      size_t outlen;                     /* digest size */
  };
  
  #endif /* BLAKE_H */
  