| local Stream = require("lockbox.util.stream"); | |
| local ANSIX923Padding = function(blockSize,byteCount) | |
| local paddingCount = blockSize - (byteCount % blockSize); | |
| local bytesLeft = paddingCount; | |
| local stream = function() | |
| if bytesLeft > 1 then | |
| bytesLeft = bytesLeft - 1; | |
| return 0x00; | |
| elseif bytesLeft > 0 then | |
| bytesLeft = bytesLeft - 1; | |
| return paddingCount; | |
| else | |
| return nil; | |
| end | |
| end | |
| return stream; | |
| end | |
| return ANSIX923Padding; | |