urbit/ares
1
1
Fork 0
mirror of https://github.com/urbit/ares.git synced 2024-11-22 15:08:54 +03:00
Code Issues Packages Projects Releases Wiki Activity

lock: use sha1 pattern for shal

Browse Source
This commit is contained in:
Matthew LeVan 2024-02-02 10:44:29 -05:00
parent dc4cb73f9e
commit dc657deb0b
1 changed files with 8 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
rust/ares/src/jets/lock/sha.rs
View File

@ -88,23 +88,26 @@ pub fn jet_shal(context: &mut Context, subject: Noun) -> Result {
let wid = slot(sam, 2)?.as_atom()?;
let dat = slot(sam, 3)?.as_atom()?;
let _width = match wid.as_direct() {
let width = match wid.as_direct() {
Ok(direct) => direct.data() as usize,
Err(_) => return Err(JetErr::Fail(Error::NonDeterministic(D(0)))),
};
let msg_len = met(3, dat);
// let msg_len = met(3, dat);
unsafe {
let msg_bytes = &(dat.as_bytes())[0..width];
let (mut ida, out) = IndirectAtom::new_raw_mut_bytes(stack, 64);
if msg_len > 0 {
let (mut _msg_ida, msg) = IndirectAtom::new_raw_mut_bytes(stack, msg_len);
msg.copy_from_slice(&dat.as_bytes()[0..msg_len]);
if width > 0 {
let (mut _msg_ida, msg) = IndirectAtom::new_raw_mut_bytes(stack, msg_bytes.len());
msg.copy_from_slice(msg_bytes);
ac_shal(msg, out);
}
else {
ac_shal(&mut [], out);
}
Ok(ida.normalize_as_atom().as_noun())
}
}