Changeset View

Standalone View

	Show First 20 Lines • Show All 56 Lines • ▼ Show 20 Lines
	If			If
	.Fa len			.Fa len
	is zero,			is zero,
	.Fn bzero			.Fn bzero
	does nothing.			does nothing.
	.Pp			.Pp
	The			The
	.Fn explicit_bzero			.Fn explicit_bzero
	variant behaves the same, but will not be removed by a compiler's dead store			variant is the same, but has correct flags to force the call to occur,
				wblockUnsubmitted Not Done Inline Actions variant is the same, but has flags to force the call to occur even if the compiler thinks it is pointless. This makes .Fn explicit_bzero useful for clearing memory with sensitive contents like a password. wblock: ```variant is the same, but has flags to force the call to occur even if the compiler thinks it…
	optimization pass, making it useful for clearing sensitive memory such as a			no matter if the compiler thinks it is pointless, or not, making it
	password.			useful for clearing sensitive memory such as a password.
	.Sh SEE ALSO			.Sh SEE ALSO
	.Xr memset 3 ,			.Xr memset 3 ,
	.Xr swab 3			.Xr swab 3
	.Sh HISTORY			.Sh HISTORY
	A			A
	.Fn bzero			.Fn bzero
	function			function
	appeared in			appeared in
	Show All 23 Lines