Shift each row of a 4x4 matrix to the right.
[R] = NL_S_AESShiftRowsR(S)
4x4 state matrix.
Matrix.
NL_S_AESShiftRowsR runs on each row of the 4x4 matrix S. Each row element is shifted to the right. The offset depends on the row index. | 1 2 3 4 | | 1 2 3 4 | | 1 2 3 4 | | 4 1 2 3 | | 1 2 3 4 | | 3 4 1 2 | | 1 2 3 4 | | 2 3 4 1 |