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crypto: Remove an allocation when calculating the SAS MAC

master
Damir Jelić 2021-06-01 10:02:16 +02:00
parent d877c1cf8c
commit b52f3fb11f
1 changed files with 3 additions and 1 deletions
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4
matrix_sdk_crypto/src/verification/sas/helpers.rs
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@ -198,8 +198,9 @@ pub fn receive_mac_event(
ids.other_device.device_id()
);
let mut keys = content.mac().keys().cloned().collect::<Vec<String>>();
let mut keys = content.mac().keys().map(|k| k.as_str()).collect::<Vec<_>>();
keys.sort();
let keys = sas
.calculate_mac(&keys.join(","), &format!("{}KEY_IDS", &info))
.expect("Can't calculate SAS MAC");
@ -215,6 +216,7 @@ pub fn receive_mac_event(
sender,
ids.other_device.device_id()
);
let key_id: DeviceKeyId = match key_id.as_str().try_into() {
Ok(id) => id,
Err(_) => continue,