added HK subservices

CHANGELOG.md

@@ -15,6 +15,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 - `ecss.event` module containing a `Subservice` enum.
 - `ecss.verification` module containing a `Subservice` enum.
 - `ecss.scheduling` module containing a `Subservice` enum and some other helper enumerations.
+- `ecss.hk` module containing a `Subservice` enum.
 
 ## Changed
 

src/ecss/hk.rs

@@ -0,0 +1,15 @@
+//! PUS Service 3 Housekeeping
+#[cfg(feature = "serde")]
+use serde::{Deserialize, Serialize};
+use num_enum::{IntoPrimitive, TryFromPrimitive};
+
+#[derive(Debug, Eq, PartialEq, Copy, Clone, IntoPrimitive, TryFromPrimitive)]
+#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
+#[repr(u8)]
+pub enum Subservice {
+    TcEnableGeneration = 5,
+    TcDisableGeneration = 6,
+    TmHkPacket = 25,
+    TcGenerateOneShotHk = 27,
+    TcModifyCollectionInterval = 31,
+}

src/ecss/mod.rs

@@ -16,6 +16,7 @@ use std::error::Error;
 pub mod scheduling;
 pub mod event;
 pub mod verification;
+pub mod hk;
 
 pub type CrcType = u16;