hypha: work in progress implementation of outbound internet access

libs/ipstack/src/error.rs

@@ -0,0 +1,30 @@
+#[allow(dead_code)]
+#[derive(thiserror::Error, Debug)]
+pub enum IpStackError {
+    #[error("The transport protocol is not supported")]
+    UnsupportedTransportProtocol,
+    #[error("The packet is invalid")]
+    InvalidPacket,
+    #[error("Write error: {0}")]
+    PacketWriteError(etherparse::WriteError),
+    #[error("Invalid Tcp packet")]
+    InvalidTcpPacket,
+    #[error("IO error: {0}")]
+    IoError(#[from] std::io::Error),
+    #[error("Accept Error")]
+    AcceptError,
+
+    #[error("Send Error {0}")]
+    SendError(#[from] tokio::sync::mpsc::error::SendError<crate::stream::IpStackStream>),
+}
+
+impl From<IpStackError> for std::io::Error {
+    fn from(e: IpStackError) -> Self {
+        match e {
+            IpStackError::IoError(e) => e,
+            _ => std::io::Error::new(std::io::ErrorKind::Other, e),
+        }
+    }
+}
+
+pub type Result<T, E = IpStackError> = std::result::Result<T, E>;