Function rioGenericUpdateChecksum

src/rio.cpp:431–433

This function can be installed both in memory and file streams when checksum * computation is needed. */

/* This function can be installed both in memory and file streams when checksum
 * computation is needed. */
void rioGenericUpdateChecksum(rio *r, const void *buf, size_t len) {
    r->cksum = crc64(r->cksum,(const unsigned char*)buf,len);
}

/* Set the file-based rio object to auto-fsync every 'bytes' file written.
 * By default this is set to zero that means no automatic file sync is