调整项目结构、尝试支持安卓

switch/packet/src/error.rs

@@ -0,0 +1,25 @@
+use thiserror::Error;
+
+#[derive(Error, Debug)]
+pub enum Error {
+    #[error("the buffer is too small")]
+    SmallBuffer,
+
+    #[error("the packet is invalid")]
+    InvalidPacket,
+    #[error("Unimplemented")]
+    Unimplemented,
+    // #[error("the vaue is invalid for the field")]
+    // InvalidValue,
+    //
+    // #[error("the value has already been defined")]
+    // AlreadyDefined,
+    //
+    // #[error(transparent)]
+    // Io(#[from] io::Error),
+    //
+    // #[error(transparent)]
+    // Nul(#[from] ffi::NulError),
+}
+
+pub type Result<T> = ::std::result::Result<T, Error>;