first step in unifying the examples: one example folder

One example folder for all examples, including std and embedded examples

examples/embedded-types/Cargo.toml

@@ -0,0 +1,11 @@
+[package]
+name = "embedded-types"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+serde = { version = "1", default-features = false }
+defmt = { version = "1", optional = true }
+spacepackets = { version = "0.18", default-features = false, features = ["defmt", "serde"] }
+postcard = { version = "1", features = ["defmt"] }
+arbitrary-int = "2"

examples/embedded-types/src/lib.rs

@@ -0,0 +1,84 @@
+#![no_std]
+
+use spacepackets::{
+    CcsdsPacketCreationError, CcsdsPacketCreatorWithReservedData, CcsdsPacketIdAndPsc,
+    SpacePacketHeader, ccsds_packet_len_for_user_data_len_with_checksum,
+};
+
+pub mod stm32f3 {
+    use arbitrary_int::u11;
+    use core::time::Duration;
+
+    pub const PUS_APID: u11 = u11::new(0x02);
+
+    #[derive(Copy, Clone, Debug, serde::Serialize, serde::Deserialize)]
+    #[cfg_attr(feature = "defmt", derive(defmt::Format))]
+    pub enum Request {
+        Ping,
+        ChangeBlinkFrequency(Duration),
+    }
+
+    #[derive(Debug, serde::Serialize, serde::Deserialize)]
+    #[cfg_attr(feature = "defmt", derive(defmt::Format))]
+    pub enum Response {
+        Ok,
+    }
+}
+
+/// This might look like a duplication, but we intentionally keep those separate so they can
+/// change independently.
+pub mod stm32h7 {
+    use arbitrary_int::u11;
+    use core::time::Duration;
+
+    pub const PUS_APID: u11 = u11::new(0x03);
+
+    #[derive(Copy, Clone, Debug, serde::Serialize, serde::Deserialize)]
+    #[cfg_attr(feature = "defmt", derive(defmt::Format))]
+    pub enum Request {
+        Ping,
+        ChangeBlinkFrequency(Duration),
+    }
+
+    #[derive(Debug, serde::Serialize, serde::Deserialize)]
+    #[cfg_attr(feature = "defmt", derive(defmt::Format))]
+    pub enum Response {
+        Ok,
+    }
+}
+
+#[derive(Debug, serde::Serialize, serde::Deserialize)]
+#[cfg_attr(feature = "defmt", derive(defmt::Format))]
+pub struct TmHeader {
+    pub tc_packet_id: Option<CcsdsPacketIdAndPsc>,
+    pub uptime_millis: u64,
+}
+
+pub fn tm_size<Response: serde::Serialize>(tm_header: &TmHeader, response: &Response) -> usize {
+    ccsds_packet_len_for_user_data_len_with_checksum(
+        postcard::experimental::serialized_size(tm_header).unwrap()
+            + postcard::experimental::serialized_size(response).unwrap(),
+    )
+    .unwrap()
+}
+
+pub fn create_tm_packet<Response: serde::Serialize>(
+    buf: &mut [u8],
+    sp_header: SpacePacketHeader,
+    tm_header: TmHeader,
+    response: Response,
+) -> Result<usize, CcsdsPacketCreationError> {
+    let packet_data_size = postcard::experimental::serialized_size(&tm_header).unwrap()
+        + postcard::experimental::serialized_size(&response).unwrap();
+    let mut creator =
+        CcsdsPacketCreatorWithReservedData::new_tm_with_checksum(sp_header, packet_data_size, buf)?;
+
+    let current_index = postcard::to_slice(&tm_header, creator.packet_data_mut())
+        .unwrap()
+        .len();
+    postcard::to_slice(&response, &mut creator.packet_data_mut()[current_index..]).unwrap();
+    Ok(creator.finish())
+}
+
+#[cfg(test)]
+mod tests {}