diff options
| author | lloyd <[email protected]> | 2010-03-09 00:47:58 +0000 |
|---|---|---|
| committer | lloyd <[email protected]> | 2010-03-09 00:47:58 +0000 |
| commit | c029a2dc6afa08ad70ae464ef80c81397e19bf20 (patch) | |
| tree | 45e929a0002d9b49d75ec5378ab4e69c8fcea511 | |
| parent | 7833428ae736a0eec9a8af1b58837fca960159d3 (diff) | |
Use preexisting powermod precomputations for setting up blinders
| -rw-r--r-- | src/pubkey/dh/dh.cpp | 2 | ||||
| -rw-r--r-- | src/pubkey/elgamal/elgamal.cpp | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/src/pubkey/dh/dh.cpp b/src/pubkey/dh/dh.cpp index b242bf8c0..a99506250 100644 --- a/src/pubkey/dh/dh.cpp +++ b/src/pubkey/dh/dh.cpp @@ -79,7 +79,7 @@ DH_KA_Operation::DH_KA_Operation(const DH_PrivateKey& dh) : p(dh.group_p()), powermod_x_p(dh.get_x(), p) { BigInt k = Blinder::choose_nonce(dh.get_x(), p); - blinder = Blinder(k, power_mod(inverse_mod(k, p), dh.get_x(), p), p); + blinder = Blinder(k, powermod_x_p(inverse_mod(k, p)), p); } SecureVector<byte> DH_KA_Operation::agree(const byte w[], u32bit w_len) const diff --git a/src/pubkey/elgamal/elgamal.cpp b/src/pubkey/elgamal/elgamal.cpp index b2ffe36f3..f55aeaa4c 100644 --- a/src/pubkey/elgamal/elgamal.cpp +++ b/src/pubkey/elgamal/elgamal.cpp @@ -119,7 +119,7 @@ ElGamal_Decryption_Operation::ElGamal_Decryption_Operation(const ElGamal_Private mod_p = Modular_Reducer(p); BigInt k = Blinder::choose_nonce(key.get_x(), p); - blinder = Blinder(k, power_mod(k, key.get_x(), p), p); + blinder = Blinder(k, powermod_x_p(k), p); } SecureVector<byte> |