infer/matchers/
font.rs
1pub fn is_woff(buf: &[u8]) -> bool {
3 buf.len() > 7
4 && buf[0] == 0x77
5 && buf[1] == 0x4F
6 && buf[2] == 0x46
7 && buf[3] == 0x46
8 && buf[4] == 0x00
9 && buf[5] == 0x01
10 && buf[6] == 0x00
11 && buf[7] == 0x00
12}
13
14pub fn is_woff2(buf: &[u8]) -> bool {
16 buf.len() > 7
17 && buf[0] == 0x77
18 && buf[1] == 0x4F
19 && buf[2] == 0x46
20 && buf[3] == 0x32
21 && buf[4] == 0x00
22 && buf[5] == 0x01
23 && buf[6] == 0x00
24 && buf[7] == 0x00
25}
26
27pub fn is_ttf(buf: &[u8]) -> bool {
29 buf.len() > 4
30 && buf[0] == 0x00
31 && buf[1] == 0x01
32 && buf[2] == 0x00
33 && buf[3] == 0x00
34 && buf[4] == 0x00
35}
36
37pub fn is_otf(buf: &[u8]) -> bool {
39 buf.len() > 4
40 && buf[0] == 0x4F
41 && buf[1] == 0x54
42 && buf[2] == 0x54
43 && buf[3] == 0x4F
44 && buf[4] == 0x00
45}