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authorlloyd <[email protected]>2008-10-07 22:54:48 +0000
committerlloyd <[email protected]>2008-10-07 22:54:48 +0000
commit95302ee947598b0c7132483a6e5eea6e8be0a2f7 (patch)
treece2d666c89ecceea87669c3d7a87b315182c507d /src/pubkey/ecdsa
parent5b14ea1c31ffcc03b895d75fdbe601493712b3d5 (diff)
Fix that
Diffstat (limited to 'src/pubkey/ecdsa')
-rw-r--r--src/pubkey/ecdsa/ec_key.cpp141
-rw-r--r--src/pubkey/ecdsa/ecc_key.cpp275
-rw-r--r--src/pubkey/ecdsa/ecc_key.h160
-rw-r--r--src/pubkey/ecdsa/info.txt2
4 files changed, 289 insertions, 289 deletions
diff --git a/src/pubkey/ecdsa/ec_key.cpp b/src/pubkey/ecdsa/ec_key.cpp
deleted file mode 100644
index 8d0b83f44..000000000
--- a/src/pubkey/ecdsa/ec_key.cpp
+++ /dev/null
@@ -1,141 +0,0 @@
-/*************************************************
-* ECC Key implemenation *
-* (C) 2007 Manuel Hartl / FlexSecure GmbH *
-* *
-* Falko Strenzke *
-*************************************************/
-
-#include <botan/ec_key.h>
-#include <botan/x509_key.h>
-#include <botan/numthry.h>
-#include <botan/util.h>
-#include <botan/der_enc.h>
-#include <botan/ber_dec.h>
-#include <botan/secmem.h>
-#include <botan/point_gfp.h>
-
-namespace Botan {
-
-/*************************************************
-* EC_PublicKey *
-*************************************************/
-void EC_PublicKey::affirm_init() const // virtual
- {
- if ((mp_dom_pars.get() == 0) || (mp_public_point.get() == 0))
- {
- throw Invalid_State("cannot use uninitialized EC_Key");
- }
- }
-EC_Domain_Params const EC_PublicKey::get_domain_parameters() const
- {
- if(!mp_dom_pars.get())
- {
- throw Invalid_State("EC_PublicKey::get_domain_parameters(): ec domain parameters are not yet set");
- }
- return *mp_dom_pars;
- }
-bool EC_PublicKey::domain_parameters_set()
- {
- if (mp_dom_pars.get())
- {
- return true;
- }
- return false;
- }
-void EC_PublicKey::X509_load_hook()
- {
- try
- {
- // the base point is checked to be on curve already when decoding it
- affirm_init();
- mp_public_point->check_invariants();
- }
- catch ( Illegal_Point exc )
- {
- throw Decoding_Error ( "decoded public point was found not to lie on curve" );
- }
- }
-
-
-X509_Encoder* EC_PublicKey::x509_encoder() const
- {
- class EC_Key_Encoder : public X509_Encoder
- {
- public:
- AlgorithmIdentifier alg_id() const
- {
- key->affirm_init();
- SecureVector<byte> params = encode_der_ec_dompar ( * ( key->mp_dom_pars ), key->m_param_enc );
- return AlgorithmIdentifier ( key->get_oid(),
- params );
- }
-
- MemoryVector<byte> key_bits() const
- {
- key->affirm_init();
- return EC2OSP ( * ( key->mp_public_point ), PointGFp::COMPRESSED );
-
- }
-
- EC_Key_Encoder ( const EC_PublicKey* k ) : key ( k )
- {}
- private:
- const EC_PublicKey* key;
- };
-
- return new EC_Key_Encoder(this);
- }
-
-X509_Decoder* EC_PublicKey::x509_decoder()
- {
- class EC_Key_Decoder : public X509_Decoder
- {
- public:
- void alg_id ( const AlgorithmIdentifier& alg_id )
- {
- key->mp_dom_pars.reset ( new EC_Domain_Params ( decode_ber_ec_dompar ( alg_id.parameters ) ) );
- }
-
- void key_bits ( const MemoryRegion<byte>& bits )
- {
- key->mp_public_point.reset ( new PointGFp ( OS2ECP ( bits, key->mp_dom_pars->get_curve() ) ) );
- key->X509_load_hook();
- }
-
- EC_Key_Decoder ( EC_PublicKey* k ) : key ( k )
- {}
- private:
- EC_PublicKey* key;
- };
-
- return new EC_Key_Decoder(this);
- }
-
-void EC_PublicKey::set_parameter_encoding ( EC_dompar_enc type )
- {
- if ( ( type != ENC_EXPLICIT ) && ( type != ENC_IMPLICITCA ) && ( type != ENC_OID ) )
- {
- throw Invalid_Argument ( "invalid encoding type for EC-key object specified" );
- }
- affirm_init();
- if ( ( mp_dom_pars->get_oid() == "" ) && ( type == ENC_OID ) )
- {
- throw Invalid_Argument ( "invalid encoding type ENC_OID specified for EC-key object whose corresponding domain parameters are without oid" );
- }
- m_param_enc = type;
- }
-
-/********************************
-* EC_PrivateKey *
-********************************/
-void EC_PrivateKey::affirm_init() const // virtual
- {
- EC_PublicKey::affirm_init();
- if (m_private_value == 0)
- {
- throw Invalid_State("cannot use EC_PrivateKey when private key is uninitialized");
- }
- }
-
-}
diff --git a/src/pubkey/ecdsa/ecc_key.cpp b/src/pubkey/ecdsa/ecc_key.cpp
index 1beba96c5..36226b47b 100644
--- a/src/pubkey/ecdsa/ecc_key.cpp
+++ b/src/pubkey/ecdsa/ecc_key.cpp
@@ -1,160 +1,141 @@
/*************************************************
-* ECDSA Header File *
-* (C) 2007 Falko Strenzke, FlexSecure GmbH *
-* Manuel hartl, FlexSecure GmbH *
-* (C) 2008 Jack Lloyd *
+* ECC Key implemenation *
+* (C) 2007 Manuel Hartl / FlexSecure GmbH *
+* *
+* Falko Strenzke *
*************************************************/
-#ifndef BOTAN_ECC_KEY_H__
-#define BOTAN_ECC_KEY_H__
-
-#include <botan/bigint.h>
-#include <botan/curve_gfp.h>
-#include <botan/pk_keys.h>
-#include <botan/ec_dompar.h>
-#include <botan/ecc_core.h>
+#include <botan/ecc_key.h>
#include <botan/x509_key.h>
-#include <botan/pkcs8.h>
+#include <botan/numthry.h>
+#include <botan/util.h>
+#include <botan/der_enc.h>
+#include <botan/ber_dec.h>
+#include <botan/secmem.h>
+#include <botan/point_gfp.h>
namespace Botan {
-/**
-* This class represents abstract EC Public Keys. When encoding a key
-* via an encoder that can be accessed via the corresponding member
-* functions, the key will decide upon its internally stored encoding
-* information whether to encode itself with or without domain
-* parameters, or using the domain parameter oid. Furthermore, a public
-* key without domain parameters can be decoded. In that case, it
-* cannot be used for verification until its domain parameters are set
-* by calling the corresponding member function.
-*/
-class EC_PublicKey : public virtual Public_Key
+/*************************************************
+* EC_PublicKey *
+*************************************************/
+void EC_PublicKey::affirm_init() const // virtual
+ {
+ if ((mp_dom_pars.get() == 0) || (mp_public_point.get() == 0))
+ {
+ throw Invalid_State("cannot use uninitialized EC_Key");
+ }
+ }
+EC_Domain_Params const EC_PublicKey::get_domain_parameters() const
+ {
+ if(!mp_dom_pars.get())
+ {
+ throw Invalid_State("EC_PublicKey::get_domain_parameters(): ec domain parameters are not yet set");
+ }
+ return *mp_dom_pars;
+ }
+bool EC_PublicKey::domain_parameters_set()
+ {
+ if (mp_dom_pars.get())
+ {
+ return true;
+ }
+ return false;
+ }
+void EC_PublicKey::X509_load_hook()
+ {
+ try
+ {
+ // the base point is checked to be on curve already when decoding it
+ affirm_init();
+ mp_public_point->check_invariants();
+ }
+ catch ( Illegal_Point exc )
+ {
+ throw Decoding_Error ( "decoded public point was found not to lie on curve" );
+ }
+ }
+
+
+X509_Encoder* EC_PublicKey::x509_encoder() const
{
- public:
-
- /**
- * Tells whether this key knows his own domain parameters.
- * @result true if the domain parameters are set, false otherwise
- */
- bool domain_parameters_set();
-
- /**
- * Get the public point of this key.
- * @throw Invalid_State is thrown if the
- * domain parameters of this point are not set
- * @result the public point of this key
- */
- inline Botan::PointGFp get_public_point() const
- {
- if (!mp_public_point.get())
+ class EC_Key_Encoder : public X509_Encoder
+ {
+ public:
+ AlgorithmIdentifier alg_id() const
{
- throw Invalid_State("EC_PublicKey::get_public_point(): public point not set because ec domain parameters are not yet set");
+ key->affirm_init();
+ SecureVector<byte> params = encode_der_ec_dompar ( * ( key->mp_dom_pars ), key->m_param_enc );
+ return AlgorithmIdentifier ( key->get_oid(),
+ params );
}
- return *mp_public_point;
- }
-
- /**
- * Get the domain parameters of this key.
- * @throw Invalid_State is thrown if the
- * domain parameters of this point are not set
- * @result the domain parameters of this key
- */
- EC_Domain_Params const get_domain_parameters() const;
-
- /**
- * Set the domain parameter encoding to be used when encoding this key.
- * @param enc the encoding to use
- */
- void set_parameter_encoding(EC_dompar_enc enc);
-
- /**
- * Get the domain parameter encoding to be used when encoding this key.
- * @result the encoding to use
- */
- inline int get_parameter_encoding() const
- {
- return m_param_enc;
- }
-
- //ctors
- EC_PublicKey()
- : m_param_enc(ENC_EXPLICIT)
- {
- //assert(mp_dom_pars.get() == 0);
- //assert(mp_public_point.get() == 0);
- }
-
- /**
- * Get an x509_encoder that can be used to encode this key.
- * @result an x509_encoder for this key
- */
- X509_Encoder* x509_encoder() const;
-
- /**
- * Get an x509_decoder that can be used to decode a stored key into
- * this key.
- * @result an x509_decoder for this key
- */
- X509_Decoder* x509_decoder();
-
- /**
- * Make sure that the public point and domain parameters of this key are set.
- * @throw Invalid_State if either of the two data members is not set
- */
- virtual void affirm_init() const;
-
- virtual ~EC_PublicKey() {}
- protected:
- virtual void X509_load_hook();
-
- SecureVector<byte> m_enc_public_point; // stores the public point
-
- std::auto_ptr<EC_Domain_Params> mp_dom_pars;
- std::auto_ptr<Botan::PointGFp> mp_public_point;
- EC_dompar_enc m_param_enc;
- };
-
-/**
-* This abstract class represents general EC Private Keys
-*/
-class EC_PrivateKey : public virtual EC_PublicKey, public virtual Private_Key
+
+ MemoryVector<byte> key_bits() const
+ {
+ key->affirm_init();
+ return EC2OSP ( * ( key->mp_public_point ), PointGFp::COMPRESSED );
+
+ }
+
+ EC_Key_Encoder ( const EC_PublicKey* k ) : key ( k )
+ {}
+ private:
+ const EC_PublicKey* key;
+ };
+
+ return new EC_Key_Encoder(this);
+ }
+
+X509_Decoder* EC_PublicKey::x509_decoder()
{
- public:
-
- /**
- * Get an PKCS#8 encoder that can be used to encoded this key.
- * @result an PKCS#8 encoder for this key
- */
- PKCS8_Encoder* pkcs8_encoder() const;
- /**
- * Get an PKCS#8 decoder that can be used to decoded a stored key into
- * this key.
- * @result an PKCS#8 decoder for this key
- */
- PKCS8_Decoder* pkcs8_decoder(RandomNumberGenerator&);
- /**
- * Get the private key value of this key object.
- * @result the private key value of this key object
- */
- inline BigInt const get_value() const
- {
- return m_private_value;
- }
- /**
- * Make sure that the public key parts of this object are set
- * (calls EC_PublicKey::affirm_init()) as well as the private key
- * value.
- * @throw Invalid_State if the above conditions are not satisfied
- */
- virtual void affirm_init() const;
- virtual ~EC_PrivateKey()
- {}
- protected:
- virtual void PKCS8_load_hook(bool = false);
- void generate_private_key(RandomNumberGenerator&);
- BigInt m_private_value;
- };
+ class EC_Key_Decoder : public X509_Decoder
+ {
+ public:
+ void alg_id ( const AlgorithmIdentifier& alg_id )
+ {
+ key->mp_dom_pars.reset ( new EC_Domain_Params ( decode_ber_ec_dompar ( alg_id.parameters ) ) );
+ }
-}
+ void key_bits ( const MemoryRegion<byte>& bits )
+ {
+ key->mp_public_point.reset ( new PointGFp ( OS2ECP ( bits, key->mp_dom_pars->get_curve() ) ) );
+ key->X509_load_hook();
+ }
-#endif
+ EC_Key_Decoder ( EC_PublicKey* k ) : key ( k )
+ {}
+ private:
+ EC_PublicKey* key;
+ };
+
+ return new EC_Key_Decoder(this);
+ }
+
+void EC_PublicKey::set_parameter_encoding ( EC_dompar_enc type )
+ {
+ if ( ( type != ENC_EXPLICIT ) && ( type != ENC_IMPLICITCA ) && ( type != ENC_OID ) )
+ {
+ throw Invalid_Argument ( "invalid encoding type for EC-key object specified" );
+ }
+ affirm_init();
+ if ( ( mp_dom_pars->get_oid() == "" ) && ( type == ENC_OID ) )
+ {
+ throw Invalid_Argument ( "invalid encoding type ENC_OID specified for EC-key object whose corresponding domain parameters are without oid" );
+ }
+ m_param_enc = type;
+ }
+
+/********************************
+* EC_PrivateKey *
+********************************/
+void EC_PrivateKey::affirm_init() const // virtual
+ {
+ EC_PublicKey::affirm_init();
+ if (m_private_value == 0)
+ {
+ throw Invalid_State("cannot use EC_PrivateKey when private key is uninitialized");
+ }
+ }
+
+}
diff --git a/src/pubkey/ecdsa/ecc_key.h b/src/pubkey/ecdsa/ecc_key.h
new file mode 100644
index 000000000..1beba96c5
--- /dev/null
+++ b/src/pubkey/ecdsa/ecc_key.h
@@ -0,0 +1,160 @@
+/*************************************************
+* ECDSA Header File *
+* (C) 2007 Falko Strenzke, FlexSecure GmbH *
+* Manuel hartl, FlexSecure GmbH *
+* (C) 2008 Jack Lloyd *
+*************************************************/
+
+#ifndef BOTAN_ECC_KEY_H__
+#define BOTAN_ECC_KEY_H__
+
+#include <botan/bigint.h>
+#include <botan/curve_gfp.h>
+#include <botan/pk_keys.h>
+#include <botan/ec_dompar.h>
+#include <botan/ecc_core.h>
+#include <botan/x509_key.h>
+#include <botan/pkcs8.h>
+
+namespace Botan {
+
+/**
+* This class represents abstract EC Public Keys. When encoding a key
+* via an encoder that can be accessed via the corresponding member
+* functions, the key will decide upon its internally stored encoding
+* information whether to encode itself with or without domain
+* parameters, or using the domain parameter oid. Furthermore, a public
+* key without domain parameters can be decoded. In that case, it
+* cannot be used for verification until its domain parameters are set
+* by calling the corresponding member function.
+*/
+class EC_PublicKey : public virtual Public_Key
+ {
+ public:
+
+ /**
+ * Tells whether this key knows his own domain parameters.
+ * @result true if the domain parameters are set, false otherwise
+ */
+ bool domain_parameters_set();
+
+ /**
+ * Get the public point of this key.
+ * @throw Invalid_State is thrown if the
+ * domain parameters of this point are not set
+ * @result the public point of this key
+ */
+ inline Botan::PointGFp get_public_point() const
+ {
+ if (!mp_public_point.get())
+ {
+ throw Invalid_State("EC_PublicKey::get_public_point(): public point not set because ec domain parameters are not yet set");
+ }
+ return *mp_public_point;
+ }
+
+ /**
+ * Get the domain parameters of this key.
+ * @throw Invalid_State is thrown if the
+ * domain parameters of this point are not set
+ * @result the domain parameters of this key
+ */
+ EC_Domain_Params const get_domain_parameters() const;
+
+ /**
+ * Set the domain parameter encoding to be used when encoding this key.
+ * @param enc the encoding to use
+ */
+ void set_parameter_encoding(EC_dompar_enc enc);
+
+ /**
+ * Get the domain parameter encoding to be used when encoding this key.
+ * @result the encoding to use
+ */
+ inline int get_parameter_encoding() const
+ {
+ return m_param_enc;
+ }
+
+ //ctors
+ EC_PublicKey()
+ : m_param_enc(ENC_EXPLICIT)
+ {
+ //assert(mp_dom_pars.get() == 0);
+ //assert(mp_public_point.get() == 0);
+ }
+
+ /**
+ * Get an x509_encoder that can be used to encode this key.
+ * @result an x509_encoder for this key
+ */
+ X509_Encoder* x509_encoder() const;
+
+ /**
+ * Get an x509_decoder that can be used to decode a stored key into
+ * this key.
+ * @result an x509_decoder for this key
+ */
+ X509_Decoder* x509_decoder();
+
+ /**
+ * Make sure that the public point and domain parameters of this key are set.
+ * @throw Invalid_State if either of the two data members is not set
+ */
+ virtual void affirm_init() const;
+
+ virtual ~EC_PublicKey() {}
+ protected:
+ virtual void X509_load_hook();
+
+ SecureVector<byte> m_enc_public_point; // stores the public point
+
+ std::auto_ptr<EC_Domain_Params> mp_dom_pars;
+ std::auto_ptr<Botan::PointGFp> mp_public_point;
+ EC_dompar_enc m_param_enc;
+ };
+
+/**
+* This abstract class represents general EC Private Keys
+*/
+class EC_PrivateKey : public virtual EC_PublicKey, public virtual Private_Key
+ {
+ public:
+
+ /**
+ * Get an PKCS#8 encoder that can be used to encoded this key.
+ * @result an PKCS#8 encoder for this key
+ */
+ PKCS8_Encoder* pkcs8_encoder() const;
+ /**
+ * Get an PKCS#8 decoder that can be used to decoded a stored key into
+ * this key.
+ * @result an PKCS#8 decoder for this key
+ */
+ PKCS8_Decoder* pkcs8_decoder(RandomNumberGenerator&);
+ /**
+ * Get the private key value of this key object.
+ * @result the private key value of this key object
+ */
+ inline BigInt const get_value() const
+ {
+ return m_private_value;
+ }
+ /**
+ * Make sure that the public key parts of this object are set
+ * (calls EC_PublicKey::affirm_init()) as well as the private key
+ * value.
+ * @throw Invalid_State if the above conditions are not satisfied
+ */
+ virtual void affirm_init() const;
+ virtual ~EC_PrivateKey()
+ {}
+ protected:
+ virtual void PKCS8_load_hook(bool = false);
+ void generate_private_key(RandomNumberGenerator&);
+ BigInt m_private_value;
+ };
+
+}
+
+#endif
diff --git a/src/pubkey/ecdsa/info.txt b/src/pubkey/ecdsa/info.txt
index f6f3400f8..02162bbe2 100644
--- a/src/pubkey/ecdsa/info.txt
+++ b/src/pubkey/ecdsa/info.txt
@@ -15,9 +15,9 @@ pubkey
<add>
ec_key.cpp
-ec_key.h
ecc_core.cpp
ecc_core.h
+ecc_key.cpp
ecc_op.h
ecdsa.cpp
ecdsa.h