Function sha256_uchar

src/simplicity/sha256.h:248–250

Add one byte to be consumed by an ongoing SHA-256 evaluation. * * Returns false if the counter overflows. * * Precondition: NULL != ctx; */

 * Precondition: NULL != ctx;
 */
static inline bool sha256_uchar(sha256_context* ctx, unsigned char x) {
  return sha256_uchars(ctx, &x, 1);
}

/* Add a 64-bit word to be consumed in big endian order by an ongoing SHA-256 evaluation.
 * For greater certainty, only the least 64 bits of 'x' are consumed.