stream: Add missing overrides

5 files changed, 38 insertions, 38 deletions

diff --git a/src/lib/stream/chacha/chacha.h b/src/lib/stream/chacha/chacha.h
index 7e4e2b461..df6e1c9c0 100644
--- a/src/lib/stream/chacha/chacha.h
+++ b/src/lib/stream/chacha/chacha.h
@@ -18,26 +18,26 @@ namespace Botan {
 class BOTAN_DLL ChaCha : public StreamCipher
    {
    public:
-      void cipher(const byte in[], byte out[], size_t length);
+      void cipher(const byte in[], byte out[], size_t length) override;
 
-      void set_iv(const byte iv[], size_t iv_len);
+      void set_iv(const byte iv[], size_t iv_len) override;
 
-      bool valid_iv_length(size_t iv_len) const
+      bool valid_iv_length(size_t iv_len) const override
          { return (iv_len == 8 || iv_len == 12); }
 
-      Key_Length_Specification key_spec() const
+      Key_Length_Specification key_spec() const override
          {
          return Key_Length_Specification(16, 32, 16);
          }
 
-      void clear();
-      std::string name() const { return "ChaCha"; }
+      void clear() override;
+      std::string name() const override { return "ChaCha"; }
 
-      StreamCipher* clone() const { return new ChaCha; }
+      StreamCipher* clone() const override { return new ChaCha; }
    protected:
       virtual void chacha(byte output[64], const u32bit input[16]);
    private:
-      void key_schedule(const byte key[], size_t key_len);
+      void key_schedule(const byte key[], size_t key_len) override;
 
       secure_vector<u32bit> m_state;
       secure_vector<byte> m_buffer;
diff --git a/src/lib/stream/ctr/ctr.h b/src/lib/stream/ctr/ctr.h
index 1515b0e82..f59f06d5f 100644
--- a/src/lib/stream/ctr/ctr.h
+++ b/src/lib/stream/ctr/ctr.h
@@ -19,24 +19,24 @@ namespace Botan {
 class BOTAN_DLL CTR_BE : public StreamCipher
    {
    public:
-      void cipher(const byte in[], byte out[], size_t length);
+      void cipher(const byte in[], byte out[], size_t length) override;
 
-      void set_iv(const byte iv[], size_t iv_len);
+      void set_iv(const byte iv[], size_t iv_len) override;
 
-      bool valid_iv_length(size_t iv_len) const
+      bool valid_iv_length(size_t iv_len) const override
          { return (iv_len <= m_cipher->block_size()); }
 
-      Key_Length_Specification key_spec() const
+      Key_Length_Specification key_spec() const override
          {
          return m_cipher->key_spec();
          }
 
-      std::string name() const;
+      std::string name() const override;
 
-      CTR_BE* clone() const
+      CTR_BE* clone() const override
          { return new CTR_BE(m_cipher->clone()); }
 
-      void clear();
+      void clear() override;
 
       static CTR_BE* make(const Spec& spec);
 
@@ -45,7 +45,7 @@ class BOTAN_DLL CTR_BE : public StreamCipher
       */
       CTR_BE(BlockCipher* cipher);
    private:
-      void key_schedule(const byte key[], size_t key_len);
+      void key_schedule(const byte key[], size_t key_len) override;
       void increment_counter();
 
       std::unique_ptr<BlockCipher> m_cipher;
diff --git a/src/lib/stream/ofb/ofb.h b/src/lib/stream/ofb/ofb.h
index 09e11644a..32dc199bc 100644
--- a/src/lib/stream/ofb/ofb.h
+++ b/src/lib/stream/ofb/ofb.h
@@ -19,24 +19,24 @@ namespace Botan {
 class BOTAN_DLL OFB : public StreamCipher
    {
    public:
-      void cipher(const byte in[], byte out[], size_t length);
+      void cipher(const byte in[], byte out[], size_t length) override;
 
-      void set_iv(const byte iv[], size_t iv_len);
+      void set_iv(const byte iv[], size_t iv_len) override;
 
-      bool valid_iv_length(size_t iv_len) const
+      bool valid_iv_length(size_t iv_len) const override
          { return (iv_len <= m_cipher->block_size()); }
 
-      Key_Length_Specification key_spec() const
+      Key_Length_Specification key_spec() const override
          {
          return m_cipher->key_spec();
          }
 
-      std::string name() const;
+      std::string name() const override;
 
-      OFB* clone() const
+      OFB* clone() const override
          { return new OFB(m_cipher->clone()); }
 
-      void clear();
+      void clear() override;
 
       static OFB* make(const Spec& spec);
 
@@ -45,7 +45,7 @@ class BOTAN_DLL OFB : public StreamCipher
       */
       OFB(BlockCipher* cipher);
    private:
-      void key_schedule(const byte key[], size_t key_len);
+      void key_schedule(const byte key[], size_t key_len) override;
 
       std::unique_ptr<BlockCipher> m_cipher;
       secure_vector<byte> m_buffer;
diff --git a/src/lib/stream/rc4/rc4.h b/src/lib/stream/rc4/rc4.h
index b2006fec5..60c9450b4 100644
--- a/src/lib/stream/rc4/rc4.h
+++ b/src/lib/stream/rc4/rc4.h
@@ -19,14 +19,14 @@ namespace Botan {
 class BOTAN_DLL RC4 : public StreamCipher
    {
    public:
-      void cipher(const byte in[], byte out[], size_t length);
+      void cipher(const byte in[], byte out[], size_t length) override;
 
-      void clear();
-      std::string name() const;
+      void clear() override;
+      std::string name() const override;
 
-      StreamCipher* clone() const { return new RC4(SKIP); }
+      StreamCipher* clone() const override { return new RC4(SKIP); }
 
-      Key_Length_Specification key_spec() const
+      Key_Length_Specification key_spec() const override
          {
          return Key_Length_Specification(1, 256);
          }
@@ -40,7 +40,7 @@ class BOTAN_DLL RC4 : public StreamCipher
 
       ~RC4() { clear(); }
    private:
-      void key_schedule(const byte[], size_t);
+      void key_schedule(const byte[], size_t) override;
       void generate();
 
       const size_t SKIP;
diff --git a/src/lib/stream/salsa20/salsa20.h b/src/lib/stream/salsa20/salsa20.h
index a2b3790ce..a5e7a1f14 100644
--- a/src/lib/stream/salsa20/salsa20.h
+++ b/src/lib/stream/salsa20/salsa20.h
@@ -18,23 +18,23 @@ namespace Botan {
 class BOTAN_DLL Salsa20 : public StreamCipher
    {
    public:
-      void cipher(const byte in[], byte out[], size_t length);
+      void cipher(const byte in[], byte out[], size_t length) override;
 
-      void set_iv(const byte iv[], size_t iv_len);
+      void set_iv(const byte iv[], size_t iv_len) override;
 
-      bool valid_iv_length(size_t iv_len) const
+      bool valid_iv_length(size_t iv_len) const override
          { return (iv_len == 8 || iv_len == 24); }
 
-      Key_Length_Specification key_spec() const
+      Key_Length_Specification key_spec() const override
          {
          return Key_Length_Specification(16, 32, 16);
          }
 
-      void clear();
-      std::string name() const;
-      StreamCipher* clone() const { return new Salsa20; }
+      void clear() override;
+      std::string name() const override;
+      StreamCipher* clone() const override { return new Salsa20; }
    private:
-      void key_schedule(const byte key[], size_t key_len);
+      void key_schedule(const byte key[], size_t key_len) override;
 
       secure_vector<u32bit> m_state;
       secure_vector<byte> m_buffer;