4 pub fn slice_to_be16(v: &[u8]) -> u16 {
5 ((v[0] as u16) << 8*1) |
9 pub fn slice_to_be32(v: &[u8]) -> u32 {
10 ((v[0] as u32) << 8*3) |
11 ((v[1] as u32) << 8*2) |
12 ((v[2] as u32) << 8*1) |
13 ((v[3] as u32) << 8*0)
16 pub fn slice_to_be64(v: &[u8]) -> u64 {
17 ((v[0] as u64) << 8*7) |
18 ((v[1] as u64) << 8*6) |
19 ((v[2] as u64) << 8*5) |
20 ((v[3] as u64) << 8*4) |
21 ((v[4] as u64) << 8*3) |
22 ((v[5] as u64) << 8*2) |
23 ((v[6] as u64) << 8*1) |
24 ((v[7] as u64) << 8*0)
28 pub fn be16_to_array(u: u16) -> [u8; 2] {
30 v[0] = ((u >> 8*1) & 0xff) as u8;
31 v[1] = ((u >> 8*0) & 0xff) as u8;
35 pub fn be32_to_array(u: u32) -> [u8; 4] {
37 v[0] = ((u >> 8*3) & 0xff) as u8;
38 v[1] = ((u >> 8*2) & 0xff) as u8;
39 v[2] = ((u >> 8*1) & 0xff) as u8;
40 v[3] = ((u >> 8*0) & 0xff) as u8;
44 pub fn be64_to_array(u: u64) -> [u8; 8] {
46 v[0] = ((u >> 8*7) & 0xff) as u8;
47 v[1] = ((u >> 8*6) & 0xff) as u8;
48 v[2] = ((u >> 8*5) & 0xff) as u8;
49 v[3] = ((u >> 8*4) & 0xff) as u8;
50 v[4] = ((u >> 8*3) & 0xff) as u8;
51 v[5] = ((u >> 8*2) & 0xff) as u8;
52 v[6] = ((u >> 8*1) & 0xff) as u8;
53 v[7] = ((u >> 8*0) & 0xff) as u8;
58 pub fn le64_to_array(u: u64) -> [u8; 8] {
60 v[0] = ((u >> 8*0) & 0xff) as u8;
61 v[1] = ((u >> 8*1) & 0xff) as u8;
62 v[2] = ((u >> 8*2) & 0xff) as u8;
63 v[3] = ((u >> 8*3) & 0xff) as u8;
64 v[4] = ((u >> 8*4) & 0xff) as u8;
65 v[5] = ((u >> 8*5) & 0xff) as u8;
66 v[6] = ((u >> 8*6) & 0xff) as u8;
67 v[7] = ((u >> 8*7) & 0xff) as u8;