rust/sat-rs
rust/sat-rs
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fmt

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Robin Müller 2022-06-09 16:21:18 +02:00
parent 7f6a5c8d29
commit 476b1f6d22
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1 changed files with 11 additions and 10 deletions
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21
src/core/events.rs
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@ -1,11 +1,11 @@
use num::pow; use num::pow;
#[derive (Copy, Clone, PartialEq, Debug)] #[derive(Copy, Clone, PartialEq, Debug)]
pub enum Severity { pub enum Severity {
INFO = 1, INFO = 1,
LOW = 2, LOW = 2,
MEDIUM = 3, MEDIUM = 3,
HIGH = 4 HIGH = 4,
} }
impl TryFrom<u8> for Severity { impl TryFrom<u8> for Severity {
@ -22,7 +22,7 @@ impl TryFrom<u8> for Severity {
} }
} }
#[derive (Copy, Clone, Debug)] #[derive(Copy, Clone, Debug)]
pub struct Event { pub struct Event {
severity: Severity, severity: Severity,
group_id: u16, group_id: u16,
@ -30,7 +30,6 @@ pub struct Event {
} }
impl Event { impl Event {
/// Generate an event. The raw representation of an event has 32 bits. /// Generate an event. The raw representation of an event has 32 bits.
/// If the passed group ID is invalid (too large), None wil be returned /// If the passed group ID is invalid (too large), None wil be returned
/// ///
@ -44,12 +43,12 @@ impl Event {
/// raw event ID /// raw event ID
pub fn new(severity: Severity, group_id: u16, unique_id: u16) -> Option<Event> { pub fn new(severity: Severity, group_id: u16, unique_id: u16) -> Option<Event> {
if group_id > (pow::pow(2u8 as u16, 13) - 1) { if group_id > (pow::pow(2u8 as u16, 13) - 1) {
return None return None;
} }
Some(Event { Some(Event {
severity, severity,
group_id, group_id,
unique_id unique_id,
}) })
} }
@ -68,7 +67,9 @@ impl Event {
} }
pub fn raw(&self) -> u32 { pub fn raw(&self) -> u32 {
(((self.severity as u32) << 29) as u32 | ((self.group_id as u32) << 16) as u32 | self.unique_id as u32) as u32 (((self.severity as u32) << 29) as u32
| ((self.group_id as u32) << 16) as u32
| self.unique_id as u32) as u32
} }
} }
@ -78,7 +79,7 @@ impl TryFrom<u32> for Event {
fn try_from(raw: u32) -> Result<Self, Self::Error> { fn try_from(raw: u32) -> Result<Self, Self::Error> {
let severity: Option<Severity> = (((raw >> 29) & 0b111) as u8).try_into().ok(); let severity: Option<Severity> = (((raw >> 29) & 0b111) as u8).try_into().ok();
if severity.is_none() { if severity.is_none() {
return Err(()) return Err(());
} }
let group_id = ((raw >> 16) & 0x1FFF) as u16; let group_id = ((raw >> 16) & 0x1FFF) as u16;
let unique_id = (raw & 0xFFFF) as u16; let unique_id = (raw & 0xFFFF) as u16;
@ -88,8 +89,8 @@ impl TryFrom<u32> for Event {
#[cfg(test)] #[cfg(test)]
mod tests { mod tests {
use crate::core::events::Severity;
use super::Event; use super::Event;
use crate::core::events::Severity;
#[test] #[test]
fn test_events() { fn test_events() {
@ -109,4 +110,4 @@ mod tests {
assert_eq!(event_conv_back.unique_id(), 0); assert_eq!(event_conv_back.unique_id(), 0);
assert_eq!(event_conv_back.group_id(), 0); assert_eq!(event_conv_back.group_id(), 0);
} }
} }