6.14.1 osenv_io_avail: Check availability of a range of ports

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6.14.1 `osenv_io_avail`: Check availability of a range of ports

oskit_bool_t osenv_io_avail(oskit_addr_t port, oskit_size_t size);

Component OS, Nonblocking

Returns true (nonzero) if the range is free; false (zero) if any ports in the range are already allocated.

port
The start of the I/O range.
size
The number of ports to check.

Returns 0 (false) if any part of the range is unavailable, non-zero otherwise.

University of Utah Flux Research Group