Function sha256_init

src/simplicity/sha256.h:200–203

Initialize a sha256_context given a buffer in which the final output will be written to. * Note that the 'output' buffer may be updated during the computation to hold a SHA-256 midstate. * * Precondition: unit32_t output[8] */

 * Precondition: unit32_t output[8]
 */
static inline sha256_context sha256_init(uint32_t* output) {
  sha256_iv(output);
  return (sha256_context){ .output = output };
}

/* Initialize a sha256_context given a buffer in which the final output will be written to,
 * and the midstate of a tagged hash.