Function updateChecksum [src]
Prototype
pub fn updateChecksum(w: *Header) !void Parameters
w: *Header Source
pub fn updateChecksum(w: *Header) !void {
var checksum: usize = ' '; // other 7 w.checksum bytes are initialized to ' '
for (std.mem.asBytes(w)) |val|
checksum += val;
try octal(&w.checksum, checksum);
}