General & Crypto

common/Cargo.toml

@@ -1,6 +1,17 @@
 [package]
-name = "common"
+name = "mtp-common"
 version = "0.1.0"
 edition = "2024"
 
 [dependencies]
+thiserror = "2.0.18"
+wtransport = { version = "0.7.1", default-features = false, features = [
+    "aws-lc-rs",
+    "quinn",
+    "self-signed",
+] }
+rustls = { version = "0.23.40" }
+quinn = { version = "0.11.9", default-features = false, features = [
+    "rustls-aws-lc-rs",
+    "rustls",
+] }

common/src/lib.rs

@@ -1,3 +1,5 @@
+use thiserror::Error;
+
 pub enum RegistryError {
     ReservedCommId(u8, String),
 }
@@ -10,3 +12,81 @@ pub enum CodecError {
     ReservedCommunicationType(u8),
     InvalidEncoding,
 }
+
+#[derive(Debug, Error, Clone)]
+pub enum CommunicationError {
+    #[error("Use after Closed")]
+    UseAfterClosed,
+
+    #[error("Connection closed by local shutdown")]
+    ClosedLocally,
+
+    #[error("Connection closed by peer")]
+    ClosedByPeer,
+
+    #[error("Connection terminated unexpectedly")]
+    ConnectionLost,
+
+    #[error("QUIC error: {0}")]
+    Quinn(#[from] quinn::ConnectionError),
+
+    #[error("ParseCommunicationValue error")]
+    ParseCommunicationValue,
+
+    #[error("Parse Certificate error")]
+    CertificateParseFailed,
+
+    #[error("Loading Certificate error")]
+    CertificateLoadFailed,
+
+    #[error("ParseBool error: {0}")]
+    ParseBool(#[from] std::str::ParseBoolError),
+
+    #[error("ParseInt error: {0}")]
+    ParseInt(#[from] std::num::ParseIntError),
+
+    #[error("ParseFloat error: {0}")]
+    ParseFloat(#[from] std::num::ParseFloatError),
+
+    #[error("ParseAddr error: {0}")]
+    ParseAddr(#[from] std::net::AddrParseError),
+
+    #[error("Connection error: {0}")]
+    ConnectionError(#[from] wtransport::error::ConnectionError),
+
+    #[error("Connecting error: {0}")]
+    ConnectingError(String),
+
+    #[error("ReadToEnd error: {0}")]
+    ReadToEndError(#[from] quinn::ReadToEndError),
+
+    #[error("Write error: {0}")]
+    WriteError(#[from] quinn::WriteError),
+
+    #[error("Closed error: {0}")]
+    ClosedError(#[from] quinn::ClosedStream),
+
+    #[error("Message too large")]
+    MessageTooLarge,
+
+    #[error("ReadExactError: {0}")]
+    ReadExactError(#[from] quinn::ReadExactError),
+
+    #[error("Stream Closed")]
+    StreamClosed,
+
+    #[error("Stream Error")]
+    StreamError,
+
+    #[error("Stream Error: {0}")]
+    StreamWriteError(#[from] wtransport::error::StreamWriteError),
+
+    #[error("Read Exact Error: {0}")]
+    StreamReadExactError(#[from] wtransport::error::StreamReadExactError),
+
+    #[error("Crypto Provider Install Error")]
+    CryptoProviderInstallFailed,
+
+    #[error("Other: {0}")]
+    Other(String),
+}