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I/O control command requirements

In the table below, X denotes an I/O control command class, a denotes a value of X, and u denotes an identifier.

Table16.IoControlCommand requirements

expression

type

assertion/note
pre/post-conditions

a.name();

int

Returns a value suitable for passing as the request argument to POSIX ioctl() (or equivalent).

a.data();

a pointer, convertible to void*



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