add tactile_a codec

src-tauri/src/serial_core/frame.rs

@@ -10,34 +10,48 @@ pub struct TestFrame {
     pub dts_ms: u64
 }
 
+#[derive(Debug, Clone, PartialEq, Eq)]
+pub struct TactileAFrameMetaData {
+    pub header: [u8; 2],
+    pub payload_len: usize,
+    pub device_addr: u8,
+    pub extend_code: u8,
+    pub func_code: u8,
+    pub start_addr: u32,
+    pub except_data_len: usize,
+    // pub status: u8,
+    // pub payload_data: Vec<u8>,
+    pub checksum: u8,
+    // pub dts_ms: u64,
+}
 
+#[derive(Debug, Clone, PartialEq, Eq)]
+pub struct TactileAReqFrame {
+    pub meta: TactileAFrameMetaData,
+}
+
+#[derive(Debug, Clone, PartialEq, Eq)] 
+pub struct TactileARepFrame {
+    pub meta: TactileAFrameMetaData,
+    pub status: TactileAFrameStatusCode,
+    pub payload: Vec<u8>,
+    pub dts_ms: u64
+}
+
+#[derive(Debug, Clone, PartialEq, Eq)]
+pub enum TactileAFrameStatusCode {
+    Success,
+    Failure
+}
+
+#[derive(Debug, Clone, PartialEq, Eq)]
+pub enum TactileAFrame {
+    Req(TactileAReqFrame),
+    Rep(TactileARepFrame)
+}
 
 #[async_trait]
 pub trait FrameHandler<F, T>: Send {
     async fn on_frame(&mut self, frame: &F) -> Result<Option<Vec<T>>>;
 }
 
-pub fn usize_to_u16_be_bytes(n: usize) -> [u8; 2] {
-    (n as u16).to_be_bytes()
-}
-
-pub fn usize_to_u16_le_bytes(n: usize) -> [u8; 2] {
-    (n as u16).to_be_bytes()
-}
-
-pub fn crc8(data: &[u8]) -> u8 {
-    let mut crc: u8 = 0x00;
-
-    for &byte in data {
-        crc ^= byte;
-        for _ in 0..8 {
-            if (crc & 0x80) != 0 {
-                crc = (crc << 1) ^ 0x07;
-            } else {
-                crc <<= 1;
-            }
-        }
-    }
-
-    crc
-}