deleted unused dependencies

Cargo.toml

@@ -20,13 +20,9 @@ sha2 = "0.10.2"
 hmac = "0.12.1"
 rust-crypto = "0.2"
 base64 = "0.22.1"
-tokio-tls = "0.3.1"
 lru = "0.12.3"
 rustls = "0.23.12"
-openssl = "0.10.66"
 tokio-rustls = "0.26.0"
-webpki = "0.22.4"
-webpki-roots = "0.26.3"
 rustls-native-certs = "0.8.0"
 [lib]
 doctest = false

src/async_resolver.rs

@@ -23,8 +23,6 @@ use std::net::IpAddr;
 use std::time::SystemTime;
 use std::sync::{Arc, Mutex};
 use std::vec;
-use std::collections::HashMap;
-
 /// Asynchronous resolver for DNS queries.
 ///
 /// This struct contains a cache and a configuration for the resolver.

src/client.rs

@@ -5,15 +5,13 @@ pub mod tls_connection;
 pub mod udp_connection;
 pub mod client_error;
 
-use crate::message::rdata::Rdata;
 use crate::message::rrtype::Rrtype;
 use crate::client::client_connection::ClientConnection;
 use crate::message::DnsMessage;
 use crate::domain_name::DomainName;
 
 
-use rustls::Connection;
-use rustls::ClientConfig;
+
 use rand::{thread_rng, Rng};
 
 use self::client_error::ClientError;

src/client/tcp_connection.rs

@@ -5,25 +5,15 @@ use crate::message::rdata::a_rdata::ARdata;
 use crate::message::resource_record::ResourceRecord;
 use super::client_error::ClientError;
 use async_trait::async_trait;
-use futures_util::TryFutureExt;
-use rustls::pki_types::ServerName;
-use rustls::server;
-use rustls::Stream;
-use webpki::DnsNameRef;
-use std::convert::TryFrom;
 use std::io::Error as IoError;
 use std::io::ErrorKind;
-use std::iter::FromIterator;
 use tokio::io::AsyncWriteExt;
 use tokio::io::AsyncReadExt;
 use tokio::net::TcpStream;
 use std::net::IpAddr;
 use std::net::SocketAddr;
 use tokio::time::Duration;
 use tokio::time::timeout;
-use tokio_rustls::rustls::ClientConfig;
-use tokio_rustls::TlsConnector;
-use std::sync::Arc;
 
 #[derive(Clone, Copy, Debug, PartialEq, Eq)]
 pub struct ClientTCPConnection {

src/client/tls_connection.rs

@@ -1,23 +1,15 @@
-use crate::client::ClientConnection;
+
 use crate::message::DnsMessage;
 use crate::message::rdata::Rdata;
 use crate::message::rdata::a_rdata::ARdata;
 use crate::message::resource_record::ResourceRecord;
-use super::client_connection::ConnectionProtocol;
 use super::client_error::ClientError;
 use super::client_security::ClientSecurity;
 use async_trait::async_trait;
-use futures_util::TryFutureExt;
 use rustls::pki_types::ServerName;
-use rustls::server;
-use rustls::Stream;
-use rustls::RootCertStore;
-use webpki::DnsNameRef;
 use std::convert::TryFrom;
 use std::io::Error as IoError;
 use std::io::ErrorKind;
-use std::io::Write;
-use std::iter::FromIterator;
 use tokio::io::AsyncWriteExt;
 use tokio::io::AsyncReadExt;
 use tokio::net::TcpStream;
@@ -27,7 +19,6 @@ use tokio::time::Duration;
 use tokio::time::timeout;
 use tokio_rustls::rustls::ClientConfig;
 use tokio_rustls::TlsConnector;
-use tokio_rustls::TlsStream;
 use std::sync::Arc;
 
 #[derive(Clone, Copy, Debug, PartialEq, Eq)]

src/example.rs

@@ -1,4 +1,3 @@
 pub mod dotcp;
 pub mod dotls;
-pub mod doudp;
-pub mod resolverexample; 
+pub mod doudp;

src/example/dotls.rs

@@ -1,9 +1,7 @@
-use std::net::{IpAddr, Ipv4Addr, Ipv6Addr};
+use std::net::{IpAddr, Ipv4Addr};
 use std::time::Duration;
 use tokio::runtime::Runtime;
-use crate::client::client_connection::ClientConnection;
 use crate::client::client_security::ClientSecurity;
-use crate::client::tcp_connection::ClientTCPConnection;
 use crate::client::tls_connection::ClientTLSConnection;
 use crate::domain_name::DomainName;
 use crate::message::rclass::Rclass;
@@ -24,7 +22,7 @@ fn main() -> Result<(), ClientError> {
     Rclass::IN,
     0,
     false,
-    1);;
+    1);
 
     rt.block_on(async {
         match tls_connection.send(dns_query).await {