ctCopyBytes
fn
void ctCopyBytes(uint doCopy, ubyte[] dst, const(ubyte)[] src) pure nothrow @nogc @safeCopies src to dst conditionally in constant time.
If doCopy is non-zero, copies src to dst; otherwise, leaves dst unchanged. Both arrays must have the same length.
Parameters
doCopy | Copy flag (0 = no copy, non-zero = copy). |
dst | Destination array. |
src | Source array. |