#pragma once

typedef struct filehash_t filehash_t;

typedef enum {
  fhs_accepts,
  fhs_failure,
  fhs_full,
  fhs_rejected,
} filehash_state_t;

filehash_t *
filehash_new(const char *hash_program, unsigned max_per_invocation);

filehash_state_t filehash_send(filehash_t *, const char *file_name);

void
filehash_free(filehash_t *);