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fsrc-core no_std #10

Merged
muellerr merged 4 commits from mueller/fsrc-core-no-std into main 2022-08-28 00:24:04 +02:00
Conversation 0 Commits 4 Files Changed 13 +485 -297
13 changed files with 485 additions and 297 deletions
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104
Cargo.lock generated
View File

@ -2,6 +2,17 @@
# It is not intended for manual editing.
version = 3
[[package]]
name = "ahash"
version = "0.7.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "fcb51a0695d8f838b1ee009b3fbf66bda078cd64590202a864a8f3e8c4315c47"
dependencies = [
"getrandom",
"once_cell",
"version_check",
]
[[package]]
name = "aho-corasick"
version = "0.7.18"
@ -221,8 +232,10 @@ name = "fsrc-core"
version = "0.1.0"
dependencies = [
"bus",
"delegate",
"downcast-rs",
"num",
"hashbrown",
"num-traits",
"once_cell",
"postcard",
"serde",
@ -238,6 +251,17 @@ dependencies = [
"spacepackets",
]
[[package]]
name = "getrandom"
version = "0.2.7"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "4eb1a864a501629691edf6c15a593b7a51eebaa1e8468e9ddc623de7c9b58ec6"
dependencies = [
"cfg-if 1.0.0",
"libc",
"wasi",
]
[[package]]
name = "hash32"
version = "0.2.1"
@ -247,6 +271,15 @@ dependencies = [
"byteorder",
]
[[package]]
name = "hashbrown"
version = "0.12.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8a9ee70c43aaf417c914396645a0fa852624801b24ebb7ae78fe8272889ac888"
dependencies = [
"ahash",
]
[[package]]
name = "heapless"
version = "0.7.14"
@ -337,40 +370,6 @@ version = "1.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "546c37ac5d9e56f55e73b677106873d9d9f5190605e41a856503623648488cae"
[[package]]
name = "num"
version = "0.4.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "43db66d1170d347f9a065114077f7dccb00c1b9478c89384490a3425279a4606"
dependencies = [
"num-bigint",
"num-complex",
"num-integer",
"num-iter",
"num-rational",
"num-traits",
]
[[package]]
name = "num-bigint"
version = "0.4.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f93ab6289c7b344a8a9f60f88d80aa20032336fe78da341afc91c8a2341fc75f"
dependencies = [
"autocfg",
"num-integer",
"num-traits",
]
[[package]]
name = "num-complex"
version = "0.4.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "97fbc387afefefd5e9e39493299f3069e14a140dd34dc19b4c1c1a8fddb6a790"
dependencies = [
"num-traits",
]
[[package]]
name = "num-integer"
version = "0.1.45"
@ -381,29 +380,6 @@ dependencies = [
"num-traits",
]
[[package]]
name = "num-iter"
version = "0.1.43"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "7d03e6c028c5dc5cac6e2dec0efda81fc887605bb3d884578bb6d6bf7514e252"
dependencies = [
"autocfg",
"num-integer",
"num-traits",
]
[[package]]
name = "num-rational"
version = "0.4.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d41702bd167c2df5520b384281bc111a4b5efcf7fbc4c9c222c815b07e0a6a6a"
dependencies = [
"autocfg",
"num-bigint",
"num-integer",
"num-traits",
]
[[package]]
name = "num-traits"
version = "0.2.15"
@ -676,6 +652,12 @@ version = "0.1.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "77439c1b53d2303b20d9459b1ade71a83c716e3f9c34f3228c00e6f185d6c002"
[[package]]
name = "version_check"
version = "0.9.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"
[[package]]
name = "void"
version = "1.0.2"
@ -691,6 +673,12 @@ dependencies = [
"vcell",
]
[[package]]
name = "wasi"
version = "0.11.0+wasi-snapshot-preview1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
[[package]]
name = "wasm-bindgen"
version = "0.2.82"

20
fsrc-core/Cargo.toml
View File

@ -7,16 +7,24 @@ edition = "2021"
[dependencies]
thiserror = "1.0"
bus = "2.2.3"
num = "0.4"
delegate = "0.7.0"
hashbrown = "0.12.3"
[dependencies.spacepackets]
path = "../spacepackets"
[dependencies.num-traits]
version = "0.2"
default-features = false
[dependencies.downcast-rs]
version = "1.2.0"
default-features = false
[dependencies.bus]
version = "2.2.3"
optional = true
[dependencies.spacepackets]
path = "../spacepackets"
[dev-dependencies]
postcard = { version = "1.0.1", features = ["use-std"] }
serde = "1.0.143"
@ -25,4 +33,6 @@ once_cell = "1.13.1"
[features]
default = ["std"]
std = ["downcast-rs/std"]
std = ["downcast-rs/std", "alloc", "bus"]
alloc = []

15
fsrc-core/src/event_man.rs
View File

@ -1,6 +1,9 @@
//! [Event][crate::events::Event] management and forwarding
use crate::events::{Event, EventRaw, GroupId};
use std::collections::HashMap;
use alloc::boxed::Box;
use alloc::vec;
use alloc::vec::Vec;
use hashbrown::HashMap;
#[derive(PartialEq, Eq, Hash, Copy, Clone)]
enum ListenerType {
@ -62,11 +65,14 @@ impl<E> EventManager<E> {
key: ListenerType,
dest: impl EventListener<Error = E> + 'static,
) {
if let std::collections::hash_map::Entry::Vacant(e) = self.listeners.entry(key) {
e.insert(vec![Listener {
if !self.listeners.contains_key(&key) {
self.listeners.insert(
key,
vec![Listener {
ltype: key,
dest: Box::new(dest),
}]);
}],
);
} else {
let vec = self.listeners.get_mut(&key).unwrap();
// To prevent double insertions
@ -117,6 +123,7 @@ mod tests {
use super::{EventListener, HandlerResult, ReceivesAllEvent};
use crate::event_man::EventManager;
use crate::events::{Event, Severity};
use alloc::boxed::Box;
use std::sync::mpsc::{channel, Receiver, SendError, Sender};
use std::thread;
use std::time::Duration;

3
fsrc-core/src/events.rs
View File

@ -1,5 +1,4 @@
//! Event support module
use num::pow;
pub type GroupId = u16;
pub type UniqueId = u16;
@ -47,7 +46,7 @@ impl Event {
/// * `unique_id`: Each event has a unique 16 bit ID occupying the last 16 bits of the
/// raw event ID
pub fn new(severity: Severity, group_id: GroupId, unique_id: UniqueId) -> Option<Event> {
if group_id > (pow::pow(2u8 as u16, 13) - 1) {
if group_id > (2u16.pow(13) - 1) {
return None;
}
Some(Event {

8
fsrc-core/src/executable.rs
View File

@ -1,10 +1,13 @@
//! Task scheduling module
use bus::BusReader;
use std::boxed::Box;
use std::error::Error;
use std::sync::mpsc::TryRecvError;
use std::thread;
use std::thread::JoinHandle;
use std::time::Duration;
use std::vec;
use std::vec::Vec;
#[derive(Debug, PartialEq, Eq)]
pub enum OpResult {
@ -138,10 +141,13 @@ pub fn exec_sched_multi<
mod tests {
use super::{exec_sched_multi, exec_sched_single, Executable, ExecutionType, OpResult};
use bus::Bus;
use std::boxed::Box;
use std::error::Error;
use std::string::{String, ToString};
use std::sync::{Arc, Mutex};
use std::time::Duration;
use std::{fmt, thread};
use std::vec::Vec;
use std::{fmt, thread, vec};
struct TestInfo {
exec_num: u32,

9
fsrc-core/src/lib.rs
View File

@ -7,12 +7,21 @@
//! The crates can generally be used in a `no_std` environment, but some crates expect that the
//! [alloc](https://doc.rust-lang.org/alloc) crate is available to allow boxed trait objects.
//! These are used to supply user code to the crates.
#![no_std]
#[cfg(feature = "alloc")]
extern crate alloc;
#[cfg(any(feature = "std", test))]
extern crate std;
pub mod error;
#[cfg(feature = "alloc")]
pub mod event_man;
pub mod events;
#[cfg(feature = "std")]
pub mod executable;
pub mod hal;
pub mod objects;
#[cfg(feature = "alloc")]
pub mod pool;
pub mod tmtc;

46
fsrc-core/src/objects.rs
View File

@ -29,12 +29,12 @@
//! }
//!
//! impl SystemObject for ExampleSysObj {
//!
//! type Error = ();
//! fn get_object_id(&self) -> &ObjectId {
//! &self.id
//! }
//!
//! fn initialize(&mut self) -> Result<(), Box<dyn Error>> {
//! fn initialize(&mut self) -> Result<(), Self::Error> {
//! self.was_initialized = true;
//! Ok(())
//! }
@ -51,9 +51,12 @@
//! assert_eq!(example_obj.id, obj_id);
//! assert_eq!(example_obj.dummy, 42);
//! ```
use alloc::boxed::Box;
#[cfg(not(feature = "std"))]
use alloc::vec::Vec;
use downcast_rs::Downcast;
use std::collections::HashMap;
use hashbrown::HashMap;
#[cfg(feature = "std")]
use std::error::Error;
#[derive(PartialEq, Eq, Hash, Copy, Clone, Debug)]
@ -65,33 +68,37 @@ pub struct ObjectId {
/// Each object which is stored inside the [object manager][ObjectManager] needs to implemented
/// this trait
pub trait SystemObject: Downcast {
type Error;
fn get_object_id(&self) -> &ObjectId;
fn initialize(&mut self) -> Result<(), Box<dyn Error>>;
fn initialize(&mut self) -> Result<(), Self::Error>;
}
downcast_rs::impl_downcast!(SystemObject);
downcast_rs::impl_downcast!(SystemObject assoc Error);
pub trait ManagedSystemObject: SystemObject + Send {}
downcast_rs::impl_downcast!(ManagedSystemObject);
downcast_rs::impl_downcast!(ManagedSystemObject assoc Error);
/// Helper module to manage multiple [ManagedSystemObjects][ManagedSystemObject] by mapping them
/// using an [object ID][ObjectId]
pub struct ObjectManager {
obj_map: HashMap<ObjectId, Box<dyn ManagedSystemObject>>,
#[cfg(feature = "alloc")]
pub struct ObjectManager<E> {
obj_map: HashMap<ObjectId, Box<dyn ManagedSystemObject<Error = E>>>,
}
impl Default for ObjectManager {
#[cfg(feature = "alloc")]
impl<E: 'static> Default for ObjectManager<E> {
fn default() -> Self {
Self::new()
}
}
impl ObjectManager {
pub fn new() -> ObjectManager {
#[cfg(feature = "alloc")]
impl<E: 'static> ObjectManager<E> {
pub fn new() -> Self {
ObjectManager {
obj_map: HashMap::new(),
}
}
pub fn insert(&mut self, sys_obj: Box<dyn ManagedSystemObject>) -> bool {
pub fn insert(&mut self, sys_obj: Box<dyn ManagedSystemObject<Error = E>>) -> bool {
let obj_id = sys_obj.get_object_id();
if self.obj_map.contains_key(obj_id) {
return false;
@ -114,14 +121,14 @@ impl ObjectManager {
/// Retrieve a reference to an object stored inside the manager. The type to retrieve needs to
/// be explicitly passed as a generic parameter or specified on the left hand side of the
/// expression.
pub fn get_ref<T: ManagedSystemObject>(&self, key: &ObjectId) -> Option<&T> {
pub fn get_ref<T: ManagedSystemObject<Error = E>>(&self, key: &ObjectId) -> Option<&T> {
self.obj_map.get(key).and_then(|o| o.downcast_ref::<T>())
}
/// Retrieve a mutable reference to an object stored inside the manager. The type to retrieve
/// needs to be explicitly passed as a generic parameter or specified on the left hand side
/// of the expression.
pub fn get_mut<T: ManagedSystemObject>(&mut self, key: &ObjectId) -> Option<&mut T> {
pub fn get_mut<T: ManagedSystemObject<Error = E>>(&mut self, key: &ObjectId) -> Option<&mut T> {
self.obj_map
.get_mut(key)
.and_then(|o| o.downcast_mut::<T>())
@ -131,7 +138,8 @@ impl ObjectManager {
#[cfg(test)]
mod tests {
use crate::objects::{ManagedSystemObject, ObjectId, ObjectManager, SystemObject};
use std::error::Error;
use std::boxed::Box;
use std::string::String;
use std::sync::{Arc, Mutex};
use std::thread;
@ -152,11 +160,12 @@ mod tests {
}
impl SystemObject for ExampleSysObj {
type Error = ();
fn get_object_id(&self) -> &ObjectId {
&self.id
}
fn initialize(&mut self) -> Result<(), Box<dyn Error>> {
fn initialize(&mut self) -> Result<(), Self::Error> {
self.was_initialized = true;
Ok(())
}
@ -171,11 +180,12 @@ mod tests {
}
impl SystemObject for OtherExampleObject {
type Error = ();
fn get_object_id(&self) -> &ObjectId {
&self.id
}
fn initialize(&mut self) -> Result<(), Box<dyn Error>> {
fn initialize(&mut self) -> Result<(), Self::Error> {
self.was_initialized = true;
Ok(())
}

419
fsrc-core/src/pool.rs
View File

@ -73,6 +73,12 @@
//! assert_eq!(buf_read_back[0], 7);
//! }
//! ```
use alloc::format;
use alloc::string::String;
use alloc::vec;
use alloc::vec::Vec;
use delegate::delegate;
type NumBlocks = u16;
/// Configuration structure of the [local pool][LocalPool]
@ -172,12 +178,12 @@ impl LocalPool {
/// size and then copy the given data to the block. Yields a [StoreAddr] which can be used
/// to access the data stored in the pool
pub fn add(&mut self, data: &[u8]) -> Result<StoreAddr, StoreError> {
let data_len = data.as_ref().len();
let data_len = data.len();
if data_len > Self::MAX_SIZE {
return Err(StoreError::DataTooLarge(data_len));
}
let addr = self.reserve(data_len)?;
self.write(&addr, data.as_ref())?;
self.write(&addr, data)?;
Ok(addr)
}
@ -202,27 +208,74 @@ impl LocalPool {
Ok(block)
}
/// This function behaves like [Self::modify], but consumes the provided address and returns a
/// RAII conformant guard object.
///
/// Unless the guard [PoolRwGuard::release] method is called, the data for the
/// given address will be deleted automatically when the guard is dropped.
/// This can prevent memory leaks. Users can read (and modify) the data and release the guard
/// if the data in the store is valid for further processing. If the data is faulty, no
/// manual deletion is necessary when returning from a processing function prematurely.
pub fn modify_with_guard(&mut self, addr: StoreAddr) -> PoolRwGuard {
PoolRwGuard::new(self, addr)
}
/// Read data by yielding a read-only reference given a [StoreAddr]
pub fn read(&self, addr: &StoreAddr) -> Result<&[u8], StoreError> {
let curr_size = self.addr_check(addr)?;
let raw_pos = self.raw_pos(addr).unwrap();
let block = &self.pool.get(addr.pool_idx as usize).unwrap()[raw_pos..curr_size];
let block = &self.pool.get(addr.pool_idx as usize).unwrap()[raw_pos..raw_pos + curr_size];
Ok(block)
}
/// This function behaves like [Self::read], but consumes the provided address and returns a
/// RAII conformant guard object.
///
/// Unless the guard [PoolRwGuard::release] method is called, the data for the
/// given address will be deleted automatically when the guard is dropped.
/// This can prevent memory leaks. Users can read the data and release the guard
/// if the data in the store is valid for further processing. If the data is faulty, no
/// manual deletion is necessary when returning from a processing function prematurely.
pub fn read_with_guard(&mut self, addr: StoreAddr) -> PoolGuard {
PoolGuard::new(self, addr)
}
/// Delete data inside the pool given a [StoreAddr]
pub fn delete(&mut self, addr: StoreAddr) -> Result<(), StoreError> {
self.addr_check(&addr)?;
let block_size = self.pool_cfg.cfg.get(addr.pool_idx as usize).unwrap().1;
let raw_pos = self.raw_pos(&addr).unwrap();
let block = &mut self.pool.get_mut(addr.pool_idx as usize).unwrap()[raw_pos..block_size];
let block =
&mut self.pool.get_mut(addr.pool_idx as usize).unwrap()[raw_pos..raw_pos + block_size];
let size_list = self.sizes_lists.get_mut(addr.pool_idx as usize).unwrap();
size_list[addr.packet_idx as usize] = Self::STORE_FREE;
block.fill(0);
Ok(())
}
pub fn has_element_at(&self, addr: &StoreAddr) -> Result<bool, StoreError> {
self.validate_addr(addr)?;
let pool_idx = addr.pool_idx as usize;
let size_list = self.sizes_lists.get(pool_idx).unwrap();
let curr_size = size_list[addr.packet_idx as usize];
if curr_size == Self::STORE_FREE {
return Ok(false);
}
Ok(true)
}
fn addr_check(&self, addr: &StoreAddr) -> Result<usize, StoreError> {
self.validate_addr(addr)?;
let pool_idx = addr.pool_idx as usize;
let size_list = self.sizes_lists.get(pool_idx).unwrap();
let curr_size = size_list[addr.packet_idx as usize];
if curr_size == Self::STORE_FREE {
return Err(StoreError::DataDoesNotExist(*addr));
}
Ok(curr_size)
}
fn validate_addr(&self, addr: &StoreAddr) -> Result<(), StoreError> {
let pool_idx = addr.pool_idx as usize;
if pool_idx as usize >= self.pool_cfg.cfg.len() {
return Err(StoreError::InvalidStoreId(
@ -236,12 +289,7 @@ impl LocalPool {
Some(*addr),
));
}
let size_list = self.sizes_lists.get(pool_idx).unwrap();
let curr_size = size_list[addr.packet_idx as usize];
if curr_size == Self::STORE_FREE {
return Err(StoreError::DataDoesNotExist(*addr));
}
Ok(curr_size)
Ok(())
}
fn reserve(&mut self, data_len: usize) -> Result<StoreAddr, StoreError> {
@ -279,7 +327,7 @@ impl LocalPool {
addr
))
})?;
let pool_slice = &mut subpool[packet_pos..self.pool_cfg.cfg[addr.pool_idx as usize].1];
let pool_slice = &mut subpool[packet_pos..packet_pos + data.len()];
pool_slice.copy_from_slice(data);
Ok(())
}
@ -306,9 +354,78 @@ impl LocalPool {
}
}
pub struct PoolGuard<'a> {
pool: &'a mut LocalPool,
pub addr: StoreAddr,
no_deletion: bool,
deletion_failed_error: Option<StoreError>,
}
/// This helper object
impl<'a> PoolGuard<'a> {
pub fn new(pool: &'a mut LocalPool, addr: StoreAddr) -> Self {
Self {
pool,
addr,
no_deletion: false,
deletion_failed_error: None,
}
}
pub fn read(&self) -> Result<&[u8], StoreError> {
self.pool.read(&self.addr)
}
pub fn release(&mut self) {
self.no_deletion = true;
}
}
impl Drop for PoolGuard<'_> {
fn drop(&mut self) {
if !self.no_deletion {
if let Err(e) = self.pool.delete(self.addr) {
self.deletion_failed_error = Some(e);
}
}
}
}
pub struct PoolRwGuard<'a> {
guard: PoolGuard<'a>,
}
impl<'a> PoolRwGuard<'a> {
pub fn new(pool: &'a mut LocalPool, addr: StoreAddr) -> Self {
Self {
guard: PoolGuard::new(pool, addr),
}
}
pub fn modify(&mut self) -> Result<&mut [u8], StoreError> {
self.guard.pool.modify(&self.guard.addr)
}
delegate!(
to self.guard {
pub fn read(&self) -> Result<&[u8], StoreError>;
pub fn release(&mut self);
}
);
}
#[cfg(test)]
mod tests {
use crate::pool::{LocalPool, PoolCfg, StoreAddr, StoreError, StoreIdError};
use crate::pool::{
LocalPool, PoolCfg, PoolGuard, PoolRwGuard, StoreAddr, StoreError, StoreIdError,
};
use std::vec;
fn basic_small_pool() -> LocalPool {
// 4 buckets of 4 bytes, 2 of 8 bytes and 1 of 16 bytes
let pool_cfg = PoolCfg::new(vec![(4, 4), (2, 8), (1, 16)]);
LocalPool::new(pool_cfg)
}
#[test]
fn test_cfg() {
@ -330,45 +447,13 @@ mod tests {
}
#[test]
fn test_basic() {
// 4 buckets of 4 bytes, 2 of 8 bytes and 1 of 16 bytes
let pool_cfg = PoolCfg::new(vec![(4, 4), (2, 8), (1, 16)]);
let mut local_pool = LocalPool::new(pool_cfg);
// Try to access data which does not exist
let res = local_pool.read(&StoreAddr {
packet_idx: 0,
pool_idx: 0,
});
assert!(res.is_err());
assert!(matches!(
res.unwrap_err(),
StoreError::DataDoesNotExist { .. }
));
fn test_add_and_read() {
let mut local_pool = basic_small_pool();
let mut test_buf: [u8; 16] = [0; 16];
for (i, val) in test_buf.iter_mut().enumerate() {
*val = i as u8;
}
let res = local_pool.add(&test_buf);
assert!(res.is_ok());
let addr = res.unwrap();
// Only the second subpool has enough storage and only one bucket
assert_eq!(
addr,
StoreAddr {
pool_idx: 2,
packet_idx: 0
}
);
// The subpool is now full and the call should fail accordingly
let res = local_pool.add(&test_buf);
assert!(res.is_err());
let err = res.unwrap_err();
assert!(matches!(err, StoreError::StoreFull { .. }));
if let StoreError::StoreFull(subpool) = err {
assert_eq!(subpool, 2);
}
let addr = local_pool.add(&test_buf).expect("Adding data failed");
// Read back data and verify correctness
let res = local_pool.read(&addr);
assert!(res.is_ok());
@ -377,12 +462,25 @@ mod tests {
for (i, &val) in buf_read_back.iter().enumerate() {
assert_eq!(val, i as u8);
}
}
#[test]
fn test_add_smaller_than_full_slot() {
let mut local_pool = basic_small_pool();
let test_buf: [u8; 12] = [0; 12];
let addr = local_pool.add(&test_buf).expect("Adding data failed");
let res = local_pool.read(&addr).expect("Read back failed");
assert_eq!(res.len(), 12);
}
#[test]
fn test_delete() {
let mut local_pool = basic_small_pool();
let test_buf: [u8; 16] = [0; 16];
let addr = local_pool.add(&test_buf).expect("Adding data failed");
// Delete the data
let res = local_pool.delete(addr);
assert!(res.is_ok());
{
// Verify that the slot is free by trying to get a reference to it
let res = local_pool.free_element(12);
assert!(res.is_ok());
@ -395,70 +493,34 @@ mod tests {
}
);
assert_eq!(buf_ref.len(), 12);
assert_eq!(buf_ref, [0; 12]);
buf_ref[0] = 5;
buf_ref[11] = 12;
}
{
// Try to request a slot which is too large
let res = local_pool.free_element(20);
assert!(res.is_err());
assert_eq!(res.unwrap_err(), StoreError::DataTooLarge(20));
#[test]
fn test_modify() {
let mut local_pool = basic_small_pool();
let mut test_buf: [u8; 16] = [0; 16];
for (i, val) in test_buf.iter_mut().enumerate() {
*val = i as u8;
}
let addr = local_pool.add(&test_buf).expect("Adding data failed");
// Try to modify the 12 bytes requested previously
let res = local_pool.modify(&addr);
assert!(res.is_ok());
let buf_ref = res.unwrap();
assert_eq!(buf_ref[0], 5);
assert_eq!(buf_ref[11], 12);
buf_ref[0] = 0;
buf_ref[11] = 0;
{
// Verify that the slot is free by trying to get a reference to it
let res = local_pool.modify(&addr).expect("Modifying data failed");
res[0] = 0;
res[1] = 0x42;
}
{
let addr = StoreAddr {
pool_idx: 3,
packet_idx: 0,
};
let res = local_pool.read(&addr);
assert!(res.is_err());
let err = res.unwrap_err();
assert!(matches!(
err,
StoreError::InvalidStoreId(StoreIdError::InvalidSubpool(3), Some(_))
));
let res = local_pool.read(&addr).expect("Reading back data failed");
assert_eq!(res[0], 0);
assert_eq!(res[1], 0x42);
assert_eq!(res[2], 2);
assert_eq!(res[3], 3);
}
{
let addr = StoreAddr {
pool_idx: 2,
packet_idx: 1,
};
assert_eq!(addr.raw(), 0x00020001);
let res = local_pool.read(&addr);
assert!(res.is_err());
let err = res.unwrap_err();
assert!(matches!(
err,
StoreError::InvalidStoreId(StoreIdError::InvalidPacketIdx(1), Some(_))
));
let data_too_large = [0; 20];
let res = local_pool.add(&data_too_large);
assert!(res.is_err());
let err = res.unwrap_err();
assert_eq!(err, StoreError::DataTooLarge(20));
let res = local_pool.free_element(LocalPool::MAX_SIZE + 1);
assert!(res.is_err());
assert_eq!(
res.unwrap_err(),
StoreError::DataTooLarge(LocalPool::MAX_SIZE + 1)
);
}
{
#[test]
fn test_consecutive_reservation() {
let mut local_pool = basic_small_pool();
// Reserve two smaller blocks consecutively and verify that the third reservation fails
let res = local_pool.free_element(8);
assert!(res.is_ok());
@ -475,5 +537,150 @@ mod tests {
assert!(local_pool.delete(addr0).is_ok());
assert!(local_pool.delete(addr1).is_ok());
}
#[test]
fn test_read_does_not_exist() {
let local_pool = basic_small_pool();
// Try to access data which does not exist
let res = local_pool.read(&StoreAddr {
packet_idx: 0,
pool_idx: 0,
});
assert!(res.is_err());
assert!(matches!(
res.unwrap_err(),
StoreError::DataDoesNotExist { .. }
));
}
#[test]
fn test_store_full() {
let mut local_pool = basic_small_pool();
let test_buf: [u8; 16] = [0; 16];
assert!(local_pool.add(&test_buf).is_ok());
// The subpool is now full and the call should fail accordingly
let res = local_pool.add(&test_buf);
assert!(res.is_err());
let err = res.unwrap_err();
assert!(matches!(err, StoreError::StoreFull { .. }));
if let StoreError::StoreFull(subpool) = err {
assert_eq!(subpool, 2);
}
}
#[test]
fn test_invalid_pool_idx() {
let local_pool = basic_small_pool();
let addr = StoreAddr {
pool_idx: 3,
packet_idx: 0,
};
let res = local_pool.read(&addr);
assert!(res.is_err());
let err = res.unwrap_err();
assert!(matches!(
err,
StoreError::InvalidStoreId(StoreIdError::InvalidSubpool(3), Some(_))
));
}
#[test]
fn test_invalid_packet_idx() {
let local_pool = basic_small_pool();
let addr = StoreAddr {
pool_idx: 2,
packet_idx: 1,
};
assert_eq!(addr.raw(), 0x00020001);
let res = local_pool.read(&addr);
assert!(res.is_err());
let err = res.unwrap_err();
assert!(matches!(
err,
StoreError::InvalidStoreId(StoreIdError::InvalidPacketIdx(1), Some(_))
));
}
#[test]
fn test_add_too_large() {
let mut local_pool = basic_small_pool();
let data_too_large = [0; 20];
let res = local_pool.add(&data_too_large);
assert!(res.is_err());
let err = res.unwrap_err();
assert_eq!(err, StoreError::DataTooLarge(20));
}
#[test]
fn test_data_too_large_1() {
let mut local_pool = basic_small_pool();
let res = local_pool.free_element(LocalPool::MAX_SIZE + 1);
assert!(res.is_err());
assert_eq!(
res.unwrap_err(),
StoreError::DataTooLarge(LocalPool::MAX_SIZE + 1)
);
}
#[test]
fn test_free_element_too_large() {
let mut local_pool = basic_small_pool();
// Try to request a slot which is too large
let res = local_pool.free_element(20);
assert!(res.is_err());
assert_eq!(res.unwrap_err(), StoreError::DataTooLarge(20));
}
#[test]
fn test_pool_guard_deletion_man_creation() {
let mut local_pool = basic_small_pool();
let test_buf: [u8; 16] = [0; 16];
let addr = local_pool.add(&test_buf).expect("Adding data failed");
let read_guard = PoolGuard::new(&mut local_pool, addr);
drop(read_guard);
assert!(!local_pool.has_element_at(&addr).expect("Invalid address"));
}
#[test]
fn test_pool_guard_deletion() {
let mut local_pool = basic_small_pool();
let test_buf: [u8; 16] = [0; 16];
let addr = local_pool.add(&test_buf).expect("Adding data failed");
let read_guard = local_pool.read_with_guard(addr);
drop(read_guard);
assert!(!local_pool.has_element_at(&addr).expect("Invalid address"));
}
#[test]
fn test_pool_guard_with_release() {
let mut local_pool = basic_small_pool();
let test_buf: [u8; 16] = [0; 16];
let addr = local_pool.add(&test_buf).expect("Adding data failed");
let mut read_guard = PoolGuard::new(&mut local_pool, addr);
read_guard.release();
drop(read_guard);
assert!(local_pool.has_element_at(&addr).expect("Invalid address"));
}
#[test]
fn test_pool_modify_guard_man_creation() {
let mut local_pool = basic_small_pool();
let test_buf: [u8; 16] = [0; 16];
let addr = local_pool.add(&test_buf).expect("Adding data failed");
let mut rw_guard = PoolRwGuard::new(&mut local_pool, addr);
let _ = rw_guard.modify().expect("modify failed");
drop(rw_guard);
assert!(!local_pool.has_element_at(&addr).expect("Invalid address"));
}
#[test]
fn test_pool_modify_guard() {
let mut local_pool = basic_small_pool();
let test_buf: [u8; 16] = [0; 16];
let addr = local_pool.add(&test_buf).expect("Adding data failed");
let mut rw_guard = local_pool.modify_with_guard(addr);
let _ = rw_guard.modify().expect("modify failed");
drop(rw_guard);
assert!(!local_pool.has_element_at(&addr).expect("Invalid address"));
}
}

2
fsrc-core/src/tmtc/ccsds_distrib.rs
View File

@ -85,6 +85,7 @@
//! mutable_ref.mutable_foo();
//! ```
use crate::tmtc::{ReceivesCcsdsTc, ReceivesTc};
use alloc::boxed::Box;
use downcast_rs::Downcast;
use spacepackets::{CcsdsPacket, PacketError, SpHeader};
@ -187,6 +188,7 @@ pub(crate) mod tests {
use spacepackets::CcsdsPacket;
use std::collections::VecDeque;
use std::sync::{Arc, Mutex};
use std::vec::Vec;
pub fn generate_ping_tc(buf: &mut [u8]) -> &[u8] {
let mut sph = SpHeader::tc(0x002, 0x34, 0).unwrap();

2
fsrc-core/src/tmtc/mod.rs
View File

@ -9,7 +9,9 @@ use crate::error::{FsrcErrorRaw, FsrcGroupIds};
use spacepackets::tc::PusTc;
use spacepackets::SpHeader;
#[cfg(feature = "alloc")]
pub mod ccsds_distrib;
#[cfg(feature = "alloc")]
pub mod pus_distrib;
const _RAW_PACKET_ERROR: &str = "raw-tmtc";

5
fsrc-core/src/tmtc/pus_distrib.rs
View File

@ -61,6 +61,7 @@
//! assert_eq!(concrete_handler_ref.handler_call_count, 1);
//! ```
use crate::tmtc::{ReceivesCcsdsTc, ReceivesEcssPusTc, ReceivesTc};
use alloc::boxed::Box;
use downcast_rs::Downcast;
use spacepackets::ecss::{PusError, PusPacket};
use spacepackets::tc::PusTc;
@ -138,10 +139,13 @@ mod tests {
generate_ping_tc, BasicApidHandlerOwnedQueue, BasicApidHandlerSharedQueue,
};
use crate::tmtc::ccsds_distrib::{ApidPacketHandler, CcsdsDistributor};
use alloc::vec::Vec;
use spacepackets::ecss::PusError;
use spacepackets::tc::PusTc;
use spacepackets::CcsdsPacket;
#[cfg(feature = "std")]
use std::collections::VecDeque;
#[cfg(feature = "std")]
use std::sync::{Arc, Mutex};
struct PusHandlerSharedQueue {
@ -244,6 +248,7 @@ mod tests {
}
#[test]
#[cfg(feature = "std")]
fn test_pus_distribution() {
let known_packet_queue = Arc::new(Mutex::default());
let unknown_packet_queue = Arc::new(Mutex::default());

99
fsrc-core/tests/pool_test.rs
View File

@ -1,91 +1,34 @@
use fsrc_core::pool::{LocalPool, PoolCfg, PoolGuard, StoreAddr};
use std::ops::DerefMut;
use std::sync::mpsc;
use std::sync::mpsc::{Receiver, Sender};
use std::sync::{Arc, RwLock};
use std::thread;
struct PoolDummy {
test_buf: [u8; 128],
}
const DUMMY_DATA: [u8; 4] = [0, 1, 2, 3];
struct PoolAccessDummy<'a> {
pool_dummy: &'a mut PoolDummy,
no_deletion: bool,
}
impl PoolAccessDummy<'_> {
fn modify(&mut self) -> &mut [u8] {
self.pool_dummy.modify()
}
fn release(&mut self) {
self.no_deletion = true;
}
}
impl Drop for PoolAccessDummy<'_> {
fn drop(&mut self) {
if self.no_deletion {
println!("Pool access: Drop with no deletion")
} else {
self.pool_dummy.delete();
println!("Pool access: Drop with deletion");
}
}
}
impl Default for PoolDummy {
fn default() -> Self {
PoolDummy { test_buf: [0; 128] }
}
}
impl PoolDummy {
fn modify(&mut self) -> &mut [u8] {
self.test_buf.as_mut_slice()
}
fn modify_with_accessor(&mut self) -> PoolAccessDummy {
PoolAccessDummy {
pool_dummy: self,
no_deletion: false,
}
}
fn read(&self) -> &[u8] {
self.test_buf.as_slice()
}
fn delete(&mut self) {
println!("Store content was deleted");
}
}
fn pool_test() {
println!("Hello World");
let shared_dummy = Arc::new(RwLock::new(PoolDummy::default()));
#[test]
fn threaded_usage() {
let pool_cfg = PoolCfg::new(vec![(16, 6), (32, 3), (8, 12)]);
let shared_dummy = Arc::new(RwLock::new(LocalPool::new(pool_cfg)));
let shared_clone = shared_dummy.clone();
let jh0 = thread::spawn(move || loop {
{
let (tx, rx): (Sender<StoreAddr>, Receiver<StoreAddr>) = mpsc::channel();
let jh0 = thread::spawn(move || {
let mut dummy = shared_dummy.write().unwrap();
let buf = dummy.modify();
buf[0] = 1;
let mut accessor = dummy.modify_with_accessor();
let buf = accessor.modify();
buf[0] = 2;
}
let addr = dummy.add(&DUMMY_DATA).expect("Writing data failed");
tx.send(addr).expect("Sending store address failed");
});
let jh1 = thread::spawn(move || loop {
let jh1 = thread::spawn(move || {
let mut pool_access = shared_clone.write().unwrap();
let addr;
{
let dummy = shared_clone.read().unwrap();
let buf = dummy.read();
println!("Buffer 0: {:?}", buf[0]);
addr = rx.recv().expect("Receiving store address failed");
let pg = PoolGuard::new(pool_access.deref_mut(), addr);
let read_res = pg.read().expect("Reading failed");
assert_eq!(read_res, DUMMY_DATA);
}
let mut dummy = shared_clone.write().unwrap();
let mut accessor = dummy.modify_with_accessor();
let buf = accessor.modify();
buf[0] = 3;
accessor.release();
assert!(!pool_access.has_element_at(&addr).expect("Invalid address"));
});
jh0.join().unwrap();
jh1.join().unwrap();

2
spacepackets

@ -1 +1 @@
Subproject commit 35073a45a536051e3852696c501d7afa1b36a808
Subproject commit 3970061ca1490658c3694384e57657a1dbe0cadd