Move last pieces of algorithm-specific code from general 'pubkey' module

into algorithm-specific directories. (Dependencies still remain on these
in core/libstate, though).

23 files changed, 282 insertions, 220 deletions

diff --git a/src/core/libstate/engine.h b/src/core/libstate/engine.h
index 12c69385b..72f5b28ca 100644
--- a/src/core/libstate/engine.h
+++ b/src/core/libstate/engine.h
@@ -8,17 +8,33 @@
 
 #include <botan/base.h>
 #include <botan/mutex.h>
-#include <botan/pk_ops.h>
 #include <botan/pow_mod.h>
 #include <botan/basefilt.h>
 #include <botan/enums.h>
 
+#if defined(BOTAN_HAS_IF_PUBLIC_KEY_FAMILY)
+  #include <botan/if_op.h>
+#endif
+
+#if defined(BOTAN_HAS_DSA)
+  #include <botan/dsa_op.h>
+#endif
+
 #if defined(BOTAN_HAS_DH)
   #include <botan/dh_op.h>
 #endif
 
+#if defined(BOTAN_HAS_NR)
+  #include <botan/nr_op.h>
+#endif
+
+#if defined(BOTAN_HAS_ELGAMAL)
+  #include <botan/elg_op.h>
+#endif
+
+
 #if defined(BOTAN_HAS_ECDSA)
-  #include <botan/ec_dompar.h>
+  #include <botan/ecc_op.h>
 #endif
 
 #include <utility>
diff --git a/src/pubkey/dh/dh_op.h b/src/pubkey/dh/dh_op.h
index 4fbd3f5dc..b19961452 100644
--- a/src/pubkey/dh/dh_op.h
+++ b/src/pubkey/dh/dh_op.h
@@ -26,7 +26,7 @@ class BOTAN_DLL DH_Operation
 /*************************************************
 * Botan's Default DH Operation                   *
 *************************************************/
-class Default_DH_Op : public DH_Operation
+class BOTAN_DLL Default_DH_Op : public DH_Operation
    {
    public:
       BigInt agree(const BigInt& i) const { return powermod_x_p(i); }
diff --git a/src/pubkey/dsa/dsa_core.h b/src/pubkey/dsa/dsa_core.h
index 467f3c23f..d1aa413e5 100644
--- a/src/pubkey/dsa/dsa_core.h
+++ b/src/pubkey/dsa/dsa_core.h
@@ -6,8 +6,7 @@
 #ifndef BOTAN_DSA_CORE_H__
 #define BOTAN_DSA_CORE_H__
 
-#include <botan/bigint.h>
-#include <botan/pk_ops.h>
+#include <botan/dsa_op.h>
 #include <botan/dl_group.h>
 
 namespace Botan {
diff --git a/src/pubkey/pubkey/dsa_op.cpp b/src/pubkey/dsa/dsa_op.cpp
index ee94cb256..8b6e5403b 100644
--- a/src/pubkey/pubkey/dsa_op.cpp
+++ b/src/pubkey/dsa/dsa_op.cpp
@@ -3,34 +3,11 @@
 * (C) 1999-2007 Jack Lloyd                       *
 *************************************************/
 
+#include <botan/dsa_op.h>
 #include <botan/eng_def.h>
-#include <botan/pow_mod.h>
-#include <botan/numthry.h>
-#include <botan/reducer.h>
 
 namespace Botan {
 
-namespace {
-
-/*************************************************
-* Default DSA Operation                          *
-*************************************************/
-class Default_DSA_Op : public DSA_Operation
-   {
-   public:
-      bool verify(const byte[], u32bit, const byte[], u32bit) const;
-      SecureVector<byte> sign(const byte[], u32bit, const BigInt&) const;
-
-      DSA_Operation* clone() const { return new Default_DSA_Op(*this); }
-
-      Default_DSA_Op(const DL_Group&, const BigInt&, const BigInt&);
-   private:
-      const BigInt x, y;
-      const DL_Group group;
-      Fixed_Base_Power_Mod powermod_g_p, powermod_y_p;
-      Modular_Reducer mod_p, mod_q;
-   };
-
 /*************************************************
 * Default_DSA_Op Constructor                     *
 *************************************************/
@@ -92,8 +69,6 @@ SecureVector<byte> Default_DSA_Op::sign(const byte in[], u32bit length,
    return output;
    }
 
-}
-
 /*************************************************
 * Acquire a DSA op                               *
 *************************************************/
diff --git a/src/pubkey/dsa/dsa_op.h b/src/pubkey/dsa/dsa_op.h
new file mode 100644
index 000000000..98e671bf0
--- /dev/null
+++ b/src/pubkey/dsa/dsa_op.h
@@ -0,0 +1,51 @@
+/*************************************************
+* DSA Operations Header File                     *
+* (C) 1999-2008 Jack Lloyd                       *
+*************************************************/
+
+#ifndef BOTAN_DSA_OPS_H__
+#define BOTAN_DSA_OPS_H__
+
+#include <botan/numthry.h>
+#include <botan/pow_mod.h>
+#include <botan/reducer.h>
+#include <botan/dl_group.h>
+
+namespace Botan {
+
+/*************************************************
+* DSA Operation                                  *
+*************************************************/
+class BOTAN_DLL DSA_Operation
+   {
+   public:
+      virtual bool verify(const byte[], u32bit,
+                          const byte[], u32bit) const = 0;
+      virtual SecureVector<byte> sign(const byte[], u32bit,
+                                      const BigInt&) const = 0;
+      virtual DSA_Operation* clone() const = 0;
+      virtual ~DSA_Operation() {}
+   };
+
+/*************************************************
+* Botan's Default DSA Operation                  *
+*************************************************/
+class BOTAN_DLL Default_DSA_Op : public DSA_Operation
+   {
+   public:
+      bool verify(const byte[], u32bit, const byte[], u32bit) const;
+      SecureVector<byte> sign(const byte[], u32bit, const BigInt&) const;
+
+      DSA_Operation* clone() const { return new Default_DSA_Op(*this); }
+
+      Default_DSA_Op(const DL_Group&, const BigInt&, const BigInt&);
+   private:
+      const BigInt x, y;
+      const DL_Group group;
+      Fixed_Base_Power_Mod powermod_g_p, powermod_y_p;
+      Modular_Reducer mod_p, mod_q;
+   };
+
+}
+
+#endif
diff --git a/src/pubkey/dsa/info.txt b/src/pubkey/dsa/info.txt
index e98f33ca9..f1b505800 100644
--- a/src/pubkey/dsa/info.txt
+++ b/src/pubkey/dsa/info.txt
@@ -4,13 +4,6 @@ define DSA
 
 load_on auto
 
-<add>
-dsa.cpp
-dsa.h
-dsa_core.cpp
-dsa_core.h
-</add>
-
 <requires>
 asn1
 bigint
@@ -19,3 +12,12 @@ keypair
 numbertheory
 pubkey
 </requires>
+
+<add>
+dsa.cpp
+dsa.h
+dsa_core.cpp
+dsa_core.h
+dsa_op.cpp
+dsa_op.h
+</add>
diff --git a/src/pubkey/ecdsa/ecc_core.h b/src/pubkey/ecdsa/ecc_core.h
index 4f840bf06..46be43b8a 100644
--- a/src/pubkey/ecdsa/ecc_core.h
+++ b/src/pubkey/ecdsa/ecc_core.h
@@ -7,9 +7,8 @@
 #ifndef BOTAN_ECC_CORE_H__
 #define BOTAN_ECC_CORE_H__
 
-#include <botan/bigint.h>
+#include <botan/ecc_op.h>
 #include <botan/blinding.h>
-#include <botan/pk_ops.h>
 #include <botan/ec_dompar.h>
 
 namespace Botan {
diff --git a/src/pubkey/ecdsa/ecc_op.h b/src/pubkey/ecdsa/ecc_op.h
new file mode 100644
index 000000000..319e02da9
--- /dev/null
+++ b/src/pubkey/ecdsa/ecc_op.h
@@ -0,0 +1,44 @@
+/*************************************************
+* ECDSA/ECKAEG Operations Header File            *
+* (C) 1999-2008 Jack Lloyd                       *
+*************************************************/
+
+#ifndef BOTAN_ECDSA_OPERATIONS_H__
+#define BOTAN_ECDSA_OPERATIONS_H__
+
+#include <botan/bigint.h>
+#include <botan/point_gfp.h>
+
+namespace Botan {
+
+/*************************************************
+* ECDSA Operation                               *
+*************************************************/
+class BOTAN_DLL ECDSA_Operation
+   {
+   public:
+      virtual bool verify(const byte sig[], u32bit sig_len,
+                          const byte msg[], u32bit msg_len) const = 0;
+
+      virtual SecureVector<byte> sign(const byte message[],
+                                      u32bit mess_len) const = 0;
+
+      virtual ECDSA_Operation* clone() const = 0;
+
+      virtual ~ECDSA_Operation() {}
+   };
+
+/*************************************************
+* ECKAEG Operation                               *
+*************************************************/
+class BOTAN_DLL ECKAEG_Operation
+   {
+   public:
+      virtual SecureVector<byte> agree(const PointGFp&) const = 0;
+      virtual ECKAEG_Operation* clone() const = 0;
+      virtual ~ECKAEG_Operation() {}
+   };
+
+}
+
+#endif
diff --git a/src/pubkey/ecdsa/info.txt b/src/pubkey/ecdsa/info.txt
index 699c62214..6c3aec8c6 100644
--- a/src/pubkey/ecdsa/info.txt
+++ b/src/pubkey/ecdsa/info.txt
@@ -4,15 +4,6 @@ define ECDSA
 
 load_on auto
 
-<add>
-ec.cpp
-ec.h
-ecc_core.cpp
-ecc_core.h
-ecdsa.cpp
-ecdsa.h
-</add>
-
 <requires>
 asn1
 bigint
@@ -21,3 +12,13 @@ numbertheory
 gfpmath
 pubkey
 </requires>
+
+<add>
+ec.cpp
+ec.h
+ecc_core.cpp
+ecc_core.h
+ecc_op.h
+ecdsa.cpp
+ecdsa.h
+</add>
diff --git a/src/pubkey/elgamal/elg_core.h b/src/pubkey/elgamal/elg_core.h
index 67966a452..5b7c36947 100644
--- a/src/pubkey/elgamal/elg_core.h
+++ b/src/pubkey/elgamal/elg_core.h
@@ -6,8 +6,7 @@
 #ifndef BOTAN_ELGAMAL_CORE_H__
 #define BOTAN_ELGAMAL_CORE_H__
 
-#include <botan/pk_ops.h>
-#include <botan/bigint.h>
+#include <botan/elg_op.h>
 #include <botan/blinding.h>
 #include <botan/dl_group.h>
 
diff --git a/src/pubkey/pubkey/elg_op.cpp b/src/pubkey/elgamal/elg_op.cpp
index 0d852d145..3f276de09 100644
--- a/src/pubkey/pubkey/elg_op.cpp
+++ b/src/pubkey/elgamal/elg_op.cpp
@@ -3,34 +3,11 @@
 * (C) 1999-2007 Jack Lloyd                       *
 *************************************************/
 
+#include <botan/elg_op.h>
 #include <botan/eng_def.h>
-#include <botan/pow_mod.h>
-#include <botan/numthry.h>
-#include <botan/reducer.h>
 
 namespace Botan {
 
-namespace {
-
-/*************************************************
-* Default ElGamal Operation                      *
-*************************************************/
-class Default_ELG_Op : public ELG_Operation
-   {
-   public:
-      SecureVector<byte> encrypt(const byte[], u32bit, const BigInt&) const;
-      BigInt decrypt(const BigInt&, const BigInt&) const;
-
-      ELG_Operation* clone() const { return new Default_ELG_Op(*this); }
-
-      Default_ELG_Op(const DL_Group&, const BigInt&, const BigInt&);
-   private:
-      const BigInt p;
-      Fixed_Base_Power_Mod powermod_g_p, powermod_y_p;
-      Fixed_Exponent_Power_Mod powermod_x_p;
-      Modular_Reducer mod_p;
-   };
-
 /*************************************************
 * Default_ELG_Op Constructor                     *
 *************************************************/
@@ -75,8 +52,6 @@ BigInt Default_ELG_Op::decrypt(const BigInt& a, const BigInt& b) const
    return mod_p.multiply(b, inverse_mod(powermod_x_p(a), p));
    }
 
-}
-
 /*************************************************
 * Acquire an ElGamal op                          *
 *************************************************/
diff --git a/src/pubkey/elgamal/elg_op.h b/src/pubkey/elgamal/elg_op.h
new file mode 100644
index 000000000..c75ff7d45
--- /dev/null
+++ b/src/pubkey/elgamal/elg_op.h
@@ -0,0 +1,50 @@
+/*************************************************
+* ElGamal Operations Header File                 *
+* (C) 1999-2008 Jack Lloyd                       *
+*************************************************/
+
+#ifndef BOTAN_ELGAMAL_OPS_H__
+#define BOTAN_ELGAMAL_OPS_H__
+
+#include <botan/pow_mod.h>
+#include <botan/numthry.h>
+#include <botan/reducer.h>
+#include <botan/dl_group.h>
+
+namespace Botan {
+
+/*************************************************
+* ElGamal Operation                              *
+*************************************************/
+class BOTAN_DLL ELG_Operation
+   {
+   public:
+      virtual SecureVector<byte> encrypt(const byte[], u32bit,
+                                         const BigInt&) const = 0;
+      virtual BigInt decrypt(const BigInt&, const BigInt&) const = 0;
+      virtual ELG_Operation* clone() const = 0;
+      virtual ~ELG_Operation() {}
+   };
+
+/*************************************************
+* Botan's Default ElGamal Operation              *
+*************************************************/
+class BOTAN_DLL Default_ELG_Op : public ELG_Operation
+   {
+   public:
+      SecureVector<byte> encrypt(const byte[], u32bit, const BigInt&) const;
+      BigInt decrypt(const BigInt&, const BigInt&) const;
+
+      ELG_Operation* clone() const { return new Default_ELG_Op(*this); }
+
+      Default_ELG_Op(const DL_Group&, const BigInt&, const BigInt&);
+   private:
+      const BigInt p;
+      Fixed_Base_Power_Mod powermod_g_p, powermod_y_p;
+      Fixed_Exponent_Power_Mod powermod_x_p;
+      Modular_Reducer mod_p;
+   };
+
+}
+
+#endif
diff --git a/src/pubkey/elgamal/info.txt b/src/pubkey/elgamal/info.txt
index 96586480b..6359efafa 100644
--- a/src/pubkey/elgamal/info.txt
+++ b/src/pubkey/elgamal/info.txt
@@ -9,6 +9,8 @@ elgamal.cpp
 elgamal.h
 elg_core.cpp
 elg_core.h
+elg_op.cpp
+elg_op.h
 </add>
 
 <requires>
diff --git a/src/pubkey/if_algo/if_core.h b/src/pubkey/if_algo/if_core.h
index b6afad950..ae9fb3d09 100644
--- a/src/pubkey/if_algo/if_core.h
+++ b/src/pubkey/if_algo/if_core.h
@@ -6,9 +6,8 @@
 #ifndef BOTAN_IF_CORE_H__
 #define BOTAN_IF_CORE_H__
 
-#include <botan/bigint.h>
+#include <botan/if_op.h>
 #include <botan/blinding.h>
-#include <botan/pk_ops.h>
 
 namespace Botan {
 
diff --git a/src/pubkey/pubkey/if_op.cpp b/src/pubkey/if_algo/if_op.cpp
index 0b151bf3b..0b151bf3b 100644
--- a/src/pubkey/pubkey/if_op.cpp
+++ b/src/pubkey/if_algo/if_op.cpp
diff --git a/src/pubkey/if_algo/if_op.h b/src/pubkey/if_algo/if_op.h
new file mode 100644
index 000000000..be9a4581c
--- /dev/null
+++ b/src/pubkey/if_algo/if_op.h
@@ -0,0 +1,27 @@
+/*************************************************
+* IF Operations Header File                      *
+* (C) 1999-2008 Jack Lloyd                       *
+*************************************************/
+
+#ifndef BOTAN_IF_OP_H__
+#define BOTAN_IF_OP_H__
+
+#include <botan/bigint.h>
+
+namespace Botan {
+
+/*************************************************
+* IF Operation                                   *
+*************************************************/
+class BOTAN_DLL IF_Operation
+   {
+   public:
+      virtual BigInt public_op(const BigInt&) const = 0;
+      virtual BigInt private_op(const BigInt&) const = 0;
+      virtual IF_Operation* clone() const = 0;
+      virtual ~IF_Operation() {}
+   };
+
+}
+
+#endif
diff --git a/src/pubkey/if_algo/info.txt b/src/pubkey/if_algo/info.txt
index af1726414..1ee2e3a68 100644
--- a/src/pubkey/if_algo/info.txt
+++ b/src/pubkey/if_algo/info.txt
@@ -4,15 +4,18 @@ define IF_PUBLIC_KEY_FAMILY
 
 load_on required
 
-<add>
-if_algo.cpp
-if_algo.h
-if_core.cpp
-if_core.h
-</add>
 
 <requires>
 asn1
 bigint
 filters
 </requires>
+
+<add>
+if_algo.cpp
+if_algo.h
+if_core.cpp
+if_core.h
+if_op.cpp
+if_op.h
+</add>
diff --git a/src/pubkey/nr/info.txt b/src/pubkey/nr/info.txt
index f7325d984..b574af0e7 100644
--- a/src/pubkey/nr/info.txt
+++ b/src/pubkey/nr/info.txt
@@ -9,6 +9,8 @@ nr.cpp
 nr.h
 nr_core.cpp
 nr_core.h
+nr_op.cpp
+nr_op.h
 </add>
 
 <requires>
diff --git a/src/pubkey/nr/nr_core.h b/src/pubkey/nr/nr_core.h
index 416e31619..69a605c8d 100644
--- a/src/pubkey/nr/nr_core.h
+++ b/src/pubkey/nr/nr_core.h
@@ -6,8 +6,7 @@
 #ifndef BOTAN_NR_CORE_H__
 #define BOTAN_NR_CORE_H__
 
-#include <botan/bigint.h>
-#include <botan/pk_ops.h>
+#include <botan/nr_op.h>
 #include <botan/dl_group.h>
 
 namespace Botan {
diff --git a/src/pubkey/pubkey/nr_op.cpp b/src/pubkey/nr/nr_op.cpp
index 01e96a822..dfb44d617 100644
--- a/src/pubkey/pubkey/nr_op.cpp
+++ b/src/pubkey/nr/nr_op.cpp
@@ -3,34 +3,11 @@
 * (C) 1999-2007 Jack Lloyd                       *
 *************************************************/
 
+#include <botan/nr_op.h>
 #include <botan/eng_def.h>
-#include <botan/pow_mod.h>
-#include <botan/numthry.h>
-#include <botan/reducer.h>
 
 namespace Botan {
 
-namespace {
-
-/*************************************************
-* Default NR Operation                           *
-*************************************************/
-class Default_NR_Op : public NR_Operation
-   {
-   public:
-      SecureVector<byte> verify(const byte[], u32bit) const;
-      SecureVector<byte> sign(const byte[], u32bit, const BigInt&) const;
-
-      NR_Operation* clone() const { return new Default_NR_Op(*this); }
-
-      Default_NR_Op(const DL_Group&, const BigInt&, const BigInt&);
-   private:
-      const BigInt x, y;
-      const DL_Group group;
-      Fixed_Base_Power_Mod powermod_g_p, powermod_y_p;
-      Modular_Reducer mod_p, mod_q;
-   };
-
 /*************************************************
 * Default_NR_Op Constructor                      *
 *************************************************/
@@ -90,8 +67,6 @@ SecureVector<byte> Default_NR_Op::sign(const byte in[], u32bit length,
    return output;
    }
 
-}
-
 /*************************************************
 * Acquire a NR op                                *
 *************************************************/
diff --git a/src/pubkey/nr/nr_op.h b/src/pubkey/nr/nr_op.h
new file mode 100644
index 000000000..11c2cd26a
--- /dev/null
+++ b/src/pubkey/nr/nr_op.h
@@ -0,0 +1,51 @@
+/*************************************************
+* NR Operations Header File                     *
+* (C) 1999-2008 Jack Lloyd                       *
+*************************************************/
+
+#ifndef BOTAN_NR_OPS_H__
+#define BOTAN_NR_OPS_H__
+
+#include <botan/pow_mod.h>
+#include <botan/numthry.h>
+#include <botan/reducer.h>
+#include <botan/dl_group.h>
+
+namespace Botan {
+
+/*************************************************
+* NR Operation                                   *
+*************************************************/
+class BOTAN_DLL NR_Operation
+   {
+   public:
+      virtual SecureVector<byte> verify(const byte[], u32bit) const = 0;
+      virtual SecureVector<byte> sign(const byte[], u32bit,
+                                      const BigInt&) const = 0;
+      virtual NR_Operation* clone() const = 0;
+      virtual ~NR_Operation() {}
+   };
+
+/*************************************************
+* Botan's Default NR Operation                   *
+*************************************************/
+class BOTAN_DLL Default_NR_Op : public NR_Operation
+   {
+   public:
+      SecureVector<byte> verify(const byte[], u32bit) const;
+      SecureVector<byte> sign(const byte[], u32bit, const BigInt&) const;
+
+      NR_Operation* clone() const { return new Default_NR_Op(*this); }
+
+      Default_NR_Op(const DL_Group&, const BigInt&, const BigInt&);
+   private:
+      const BigInt x, y;
+      const DL_Group group;
+      Fixed_Base_Power_Mod powermod_g_p, powermod_y_p;
+      Modular_Reducer mod_p, mod_q;
+   };
+
+
+}
+
+#endif
diff --git a/src/pubkey/pubkey/info.txt b/src/pubkey/pubkey/info.txt
index 421232286..b02f2b5b1 100644
--- a/src/pubkey/pubkey/info.txt
+++ b/src/pubkey/pubkey/info.txt
@@ -11,15 +11,10 @@ asn1
 </requires>
 
 <add>
-dsa_op.cpp
-elg_op.cpp
-if_op.cpp
-nr_op.cpp
 pk_algs.cpp
 pk_algs.h
 pk_keys.cpp
 pk_keys.h
-pk_ops.h
 pkcs8.cpp
 pkcs8.h
 pubkey.cpp
diff --git a/src/pubkey/pubkey/pk_ops.h b/src/pubkey/pubkey/pk_ops.h
deleted file mode 100644
index 32be0326f..000000000
--- a/src/pubkey/pubkey/pk_ops.h
+++ /dev/null
@@ -1,102 +0,0 @@
-/*************************************************
-* Public Key Operations Header File              *
-* (C) 1999-2008 Jack Lloyd                       *
-*************************************************/
-
-#ifndef BOTAN_PK_OPS_H__
-#define BOTAN_PK_OPS_H__
-
-#include <botan/bigint.h>
-#include <botan/dl_group.h>
-
-#if defined(BOTAN_HAS_ECDSA)
-  #include <botan/point_gfp.h>
-#endif
-
-namespace Botan {
-
-/*************************************************
-* IF Operation                                   *
-*************************************************/
-class BOTAN_DLL IF_Operation
-   {
-   public:
-      virtual BigInt public_op(const BigInt&) const = 0;
-      virtual BigInt private_op(const BigInt&) const = 0;
-      virtual IF_Operation* clone() const = 0;
-      virtual ~IF_Operation() {}
-   };
-
-/*************************************************
-* DSA Operation                                  *
-*************************************************/
-class BOTAN_DLL DSA_Operation
-   {
-   public:
-      virtual bool verify(const byte[], u32bit,
-                          const byte[], u32bit) const = 0;
-      virtual SecureVector<byte> sign(const byte[], u32bit,
-                                      const BigInt&) const = 0;
-      virtual DSA_Operation* clone() const = 0;
-      virtual ~DSA_Operation() {}
-   };
-
-/*************************************************
-* NR Operation                                   *
-*************************************************/
-class BOTAN_DLL NR_Operation
-   {
-   public:
-      virtual SecureVector<byte> verify(const byte[], u32bit) const = 0;
-      virtual SecureVector<byte> sign(const byte[], u32bit,
-                                      const BigInt&) const = 0;
-      virtual NR_Operation* clone() const = 0;
-      virtual ~NR_Operation() {}
-   };
-
-/*************************************************
-* ElGamal Operation                              *
-*************************************************/
-class BOTAN_DLL ELG_Operation
-   {
-   public:
-      virtual SecureVector<byte> encrypt(const byte[], u32bit,
-                                         const BigInt&) const = 0;
-      virtual BigInt decrypt(const BigInt&, const BigInt&) const = 0;
-      virtual ELG_Operation* clone() const = 0;
-      virtual ~ELG_Operation() {}
-   };
-
-#if defined(BOTAN_HAS_ECDSA)
-/*************************************************
-* ECDSA Operation                               *
-*************************************************/
-class BOTAN_DLL ECDSA_Operation
-   {
-   public:
-      virtual bool verify(const byte sig[], u32bit sig_len,
-                          const byte msg[], u32bit msg_len) const = 0;
-
-      virtual SecureVector<byte> sign(const byte message[],
-                                      u32bit mess_len) const = 0;
-
-      virtual ECDSA_Operation* clone() const = 0;
-
-      virtual ~ECDSA_Operation() {}
-   };
-
-/*************************************************
-* ECKAEG Operation                               *
-*************************************************/
-class BOTAN_DLL ECKAEG_Operation
-   {
-   public:
-      virtual SecureVector<byte> agree(const PointGFp&) const = 0;
-      virtual ECKAEG_Operation* clone() const = 0;
-      virtual ~ECKAEG_Operation() {}
-   };
-#endif
-
-}
-
-#endif