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ecies: drop randomness parameter from PrivateKey.Decrypt (#16374)

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The parameter `rand` is unused in `PrivateKey.Decrypt`. Decryption in
the ECIES encryption scheme is deterministic, so randomness isn't
needed.
This commit is contained in:
David Huie 2018-03-26 03:46:18 -07:00 committed by Péter Szilágyi
parent cc64d28841
commit 75cd6be0e4
2 changed files with 2 additions and 2 deletions
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2
whisperv5/message.go
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@ -277,7 +277,7 @@ func (msg *ReceivedMessage) decryptSymmetric(key []byte, nonce []byte) error {
// decryptAsymmetric decrypts an encrypted payload with a private key.
func (msg *ReceivedMessage) decryptAsymmetric(key *ecdsa.PrivateKey) error {
decrypted, err := ecies.ImportECDSA(key).Decrypt(crand.Reader, msg.Raw, nil, nil)
decrypted, err := ecies.ImportECDSA(key).Decrypt(msg.Raw, nil, nil)
if err == nil {
msg.Raw = decrypted
}

2
whisperv6/message.go
View File

@ -289,7 +289,7 @@ func (msg *ReceivedMessage) decryptSymmetric(key []byte) error {
// decryptAsymmetric decrypts an encrypted payload with a private key.
func (msg *ReceivedMessage) decryptAsymmetric(key *ecdsa.PrivateKey) error {
decrypted, err := ecies.ImportECDSA(key).Decrypt(crand.Reader, msg.Raw, nil, nil)
decrypted, err := ecies.ImportECDSA(key).Decrypt(msg.Raw, nil, nil)
if err == nil {
msg.Raw = decrypted
}