1// Take a look at the license at the top of the repository in the LICENSE file.
2
3use std::vec::Vec;
4
5use libc::size_t;
6
7use crate::{translate::*, Checksum};
8
9impl Checksum {
10 #[doc(alias = "g_checksum_get_digest")]
11 #[doc(alias = "get_digest")]
12 pub fn digest(self) -> Vec<u8> {
13 unsafe {
14 //Don't forget update when `ChecksumType` contains type bigger that Sha512.
15 let mut digest_len: size_t = 512 / 8;
16 let mut vec = Vec::with_capacity(digest_len as _);
17
18 ffi::g_checksum_get_digest(
19 mut_override(self.to_glib_none().0),
20 vec.as_mut_ptr(),
21 &mut digest_len,
22 );
23
24 vec.set_len(digest_len);
25 vec
26 }
27 }
28
29 #[doc(alias = "g_checksum_get_string")]
30 #[doc(alias = "get_string")]
31 pub fn string(self) -> Option<String> {
32 unsafe {
33 from_glib_none(ffi::g_checksum_get_string(mut_override(
34 self.to_glib_none().0,
35 )))
36 }
37 }
38}
39
40#[cfg(test)]
41mod tests {
42 use crate::{Checksum, ChecksumType};
43
44 const CS_TYPE: ChecksumType = ChecksumType::Md5;
45 const CS_VALUE: &str = "fc3ff98e8c6a0d3087d515c0473f8677";
46 const CS_SLICE: &[u8] = &[
47 0xfc, 0x3f, 0xf9, 0x8e, 0x8c, 0x6a, 0x0d, 0x30, 0x87, 0xd5, 0x15, 0xc0, 0x47, 0x3f, 0x86,
48 0x77,
49 ];
50
51 #[test]
52 fn update() {
53 let mut cs = Checksum::new(CS_TYPE).unwrap();
54 cs.update(b"hello world!");
55 assert_eq!(cs.string().unwrap(), CS_VALUE);
56 }
57
58 #[test]
59 fn update_multi_call() {
60 let mut cs = Checksum::new(CS_TYPE).unwrap();
61 cs.update(b"hello ");
62 cs.update(b"world!");
63 assert_eq!(cs.string().unwrap(), CS_VALUE);
64 }
65
66 #[test]
67 #[doc(alias = "get_digest")]
68 fn digest() {
69 let mut cs = Checksum::new(CS_TYPE).unwrap();
70 cs.update(b"hello world!");
71 let vec = cs.digest();
72 assert_eq!(vec, CS_SLICE);
73 }
74}
75