#ifndef WRITE_FULL_H
#define WRITE_FULL_H
/* Write data into file. Returns -1 if error occurred, or 0 if all was ok.
If there's not enough space in device, -1 with ENOSPC is returned, and
it's unspecified how much data was actually written. */
int write_full(int fd, const void *data, size_t size);
int pwrite_full(int fd, const void *data, size_t size, off_t offset);
#endif