[mio] 简化feature

vnt/src/cipher/mod.rs

@@ -21,7 +21,7 @@ mod openssl_aes_ecb;
 #[cfg(any(feature = "aes_gcm", feature = "server_encrypt"))]
 #[cfg(feature = "ring-cipher")]
 mod ring_aes_gcm_cipher;
-mod rsa_cipher;
+
 #[cfg(feature = "sm4_cbc")]
 mod sm4_cbc;
 pub use cipher::Cipher;
@@ -34,4 +34,7 @@ pub use cipher::CipherModel;
     feature = "sm4_cbc"
 ))]
 pub use finger::Finger;
+#[cfg(feature = "server_encrypt")]
+mod rsa_cipher;
+#[cfg(feature = "server_encrypt")]
 pub use rsa_cipher::RsaCipher;

vnt/src/cipher/rsa_cipher.rs

@@ -1,32 +1,24 @@
 use crate::protocol::NetPacket;
 use std::io;
-
-#[cfg(feature = "server_encrypt")]
-use crate::protocol::body::{RsaSecretBody, RSA_ENCRYPTION_RESERVED};
-#[cfg(feature = "server_encrypt")]
-use rand::Rng;
-#[cfg(feature = "server_encrypt")]
-use rsa::pkcs8::der::Decode;
-#[cfg(feature = "server_encrypt")]
-use rsa::RsaPublicKey;
-#[cfg(feature = "server_encrypt")]
-use sha2::Digest;
-#[cfg(feature = "server_encrypt")]
-use spki::{DecodePublicKey, EncodePublicKey};
+use {
+    crate::protocol::body::{RsaSecretBody, RSA_ENCRYPTION_RESERVED},
+    rand::Rng,
+    rsa::pkcs8::der::Decode,
+    rsa::RsaPublicKey,
+    sha2::Digest,
+    spki::{DecodePublicKey, EncodePublicKey},
+};
 
 #[derive(Clone)]
 pub struct RsaCipher {
-    #[cfg(feature = "server_encrypt")]
     inner: Inner,
 }
-#[cfg(feature = "server_encrypt")]
 #[derive(Clone)]
 struct Inner {
     public_key: RsaPublicKey,
 }
 
 impl RsaCipher {
-    #[cfg(feature = "server_encrypt")]
     pub fn new(der: &[u8]) -> io::Result<Self> {
         match RsaPublicKey::from_public_key_der(der) {
             Ok(public_key) => {
@@ -39,11 +31,7 @@ impl RsaCipher {
             )),
         }
     }
-    #[cfg(not(feature = "server_encrypt"))]
-    pub fn new(_der: &[u8]) -> io::Result<Self> {
-        unimplemented!()
-    }
-    #[cfg(feature = "server_encrypt")]
+
     pub fn finger(&self) -> io::Result<String> {
         match self.inner.public_key.to_public_key_der() {
             Ok(der) => match rsa::pkcs8::SubjectPublicKeyInfoRef::from_der(der.as_bytes()) {
@@ -65,21 +53,12 @@ impl RsaCipher {
             )),
         }
     }
-    #[cfg(not(feature = "server_encrypt"))]
-    pub fn finger(&self) -> io::Result<String> {
-        unimplemented!()
+    pub fn public_key(&self) -> io::Result<&RsaPublicKey> {
+        return Ok(&self.inner.public_key);
     }
 }
 
 impl RsaCipher {
-    #[cfg(not(feature = "server_encrypt"))]
-    pub fn encrypt<B: AsRef<[u8]> + AsMut<[u8]>>(
-        &self,
-        _net_packet: &mut NetPacket<B>,
-    ) -> io::Result<NetPacket<Vec<u8>>> {
-        unimplemented!()
-    }
-    #[cfg(feature = "server_encrypt")]
     /// net_packet 必须预留足够长度
     pub fn encrypt<B: AsRef<[u8]> + AsMut<[u8]>>(
         &self,