Pubkey cleanups

Add Public_Key::key_length usable for policy checking (as in
TLS::Policy::check_peer_key_acceptable)

Remove Public_Key::max_input_bits because it didn't make much sense
for most algorithms actually.

Remove message_parts and message_part_size from PK_Ops

2 files changed, 2 insertions, 14 deletions

diff --git a/src/lib/pubkey/ecdsa/ecdsa.cpp b/src/lib/pubkey/ecdsa/ecdsa.cpp
index 0ee66c628..8a6dd840b 100644
--- a/src/lib/pubkey/ecdsa/ecdsa.cpp
+++ b/src/lib/pubkey/ecdsa/ecdsa.cpp
@@ -56,13 +56,11 @@ class ECDSA_Signature_Operation : public PK_Ops::Signature_with_EMSA
          {
          }
 
+      size_t max_input_bits() const override { return m_order.bits(); }
+
       secure_vector<byte> raw_sign(const byte msg[], size_t msg_len,
                                    RandomNumberGenerator& rng) override;
 
-      size_t message_parts() const override { return 2; }
-      size_t message_part_size() const override { return m_order.bytes(); }
-      size_t max_input_bits() const override { return m_order.bits(); }
-
    private:
       const BigInt& m_order;
       Blinded_Point_Multiply m_base_point;
@@ -111,8 +109,6 @@ class ECDSA_Verification_Operation : public PK_Ops::Verification_with_EMSA
          //m_public_point.precompute_multiples();
          }
 
-      size_t message_parts() const override { return 2; }
-      size_t message_part_size() const override { return m_order.bytes(); }
       size_t max_input_bits() const override { return m_order.bits(); }
 
       bool with_recovery() const override { return false; }
diff --git a/src/lib/pubkey/ecdsa/ecdsa.h b/src/lib/pubkey/ecdsa/ecdsa.h
index 9fad4e921..2198434d7 100644
--- a/src/lib/pubkey/ecdsa/ecdsa.h
+++ b/src/lib/pubkey/ecdsa/ecdsa.h
@@ -45,14 +45,6 @@ class BOTAN_DLL ECDSA_PublicKey : public virtual EC_PublicKey
       */
       std::string algo_name() const override { return "ECDSA"; }
 
-      /**
-      * Get the maximum number of bits allowed to be fed to this key.
-      * This is the bitlength of the order of the base point.
-      * @result the maximum number of input bits
-      */
-      size_t max_input_bits() const override
-         { return domain().get_order().bits(); }
-
       size_t message_parts() const override { return 2; }
 
       size_t message_part_size() const override