update

src/error.rs

@@ -0,0 +1,72 @@
+#[repr(C)]
+pub enum SdkErrorCode {
+    Success = 0,
+    InvalidPointer = 1,
+    DeviceNotFound = 2,
+    DeviceAlreadyOpen = 3,
+    NotInitialized = 4,
+    AlreadyStreaming = 5,
+    NotStreaming = 6,
+    ConfigError = 7,
+    IoError = 8,
+    Timeout = 9,
+    ChannelClosed = 10,
+    InternalError = 11,
+    BufferOverflow = 12,
+    InvalidParameter = 13,
+    CrcError = 14,
+    FrameError = 15,
+    ProtocolError = 16,
+    DeviceError = 17,
+}
+
+#[derive(Debug, thiserror::Error)]
+pub enum SdkError {
+    #[error("Device not found: {0}")]
+    DeviceNotFound(String),
+
+    #[error("Device already open")]
+    DeviceAlreadyOpen,
+
+    #[error("SDK not initialized")]
+    NotInitialized,
+
+    #[error("Already streaming")]
+    AlreadyStreaming,
+
+    #[error("Not streaming")]
+    NotStreaming,
+
+    #[error("Configuration error: {0}")]
+    ConfigError(String),
+
+    #[error("I/O error: {0}")]
+    IoError(#[from] std::io::Error),
+
+    #[error("Read timeout")]
+    Timeout,
+
+    #[error("Channel closed")]
+    ChannelClosed,
+
+    #[error("Internal error: {0}")]
+    InternalError(String),
+
+    #[error("Buffer overflow — dropped {0} samples")]
+    BufferOverflow(u64),
+
+    #[error("Invalid parameter: {0}")]
+    InvalidParameter(String),
+
+    #[error("CRC error: expected 0x{expected:02X}, got 0x{actual:02X}")]
+    CrcError { expected: u8, actual: u8 },
+
+    #[error("Frame error: {0}")]
+    FrameError(String),
+
+    #[error("Protocol error: {0}")]
+    ProtocolError(String),
+
+    #[error("Device error: status 0x{0:04X}")]
+    DeviceError(u16),
+}