Add final attribute to many classes

In some cases this can offer better optimization, via devirtualization.
And it lets the user know the class is not intended for derivation.

Some discussion in GH #402

1 files changed, 3 insertions, 3 deletions

diff --git a/src/lib/block/camellia/camellia.h b/src/lib/block/camellia/camellia.h
index c83741d3c..71aa95ac6 100644
--- a/src/lib/block/camellia/camellia.h
+++ b/src/lib/block/camellia/camellia.h
@@ -15,7 +15,7 @@ namespace Botan {
 /**
 * Camellia-128
 */
-class BOTAN_DLL Camellia_128 : public Block_Cipher_Fixed_Params<16, 16>
+class BOTAN_DLL Camellia_128 final : public Block_Cipher_Fixed_Params<16, 16>
    {
    public:
       void encrypt_n(const byte in[], byte out[], size_t blocks) const override;
@@ -33,7 +33,7 @@ class BOTAN_DLL Camellia_128 : public Block_Cipher_Fixed_Params<16, 16>
 /**
 * Camellia-192
 */
-class BOTAN_DLL Camellia_192 : public Block_Cipher_Fixed_Params<16, 24>
+class BOTAN_DLL Camellia_192 final : public Block_Cipher_Fixed_Params<16, 24>
    {
    public:
       void encrypt_n(const byte in[], byte out[], size_t blocks) const override;
@@ -51,7 +51,7 @@ class BOTAN_DLL Camellia_192 : public Block_Cipher_Fixed_Params<16, 24>
 /**
 * Camellia-256
 */
-class BOTAN_DLL Camellia_256 : public Block_Cipher_Fixed_Params<16, 32>
+class BOTAN_DLL Camellia_256 final : public Block_Cipher_Fixed_Params<16, 32>
    {
    public:
       void encrypt_n(const byte in[], byte out[], size_t blocks) const override;