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author | Jonas Schnelli <dev@jonasschnelli.ch> | 2018-08-13 20:18:25 +0200 |
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committer | Jonas Schnelli <dev@jonasschnelli.ch> | 2019-03-27 13:59:50 +0100 |
commit | 463921bb649d644f79f9d7f0f96f10aa0d165f76 (patch) | |
tree | 9965daf6e7b984d4435e390d2f5faf67e7644a1f /src | |
parent | 848ec5603f72e8ffc8063774fcf3ad7906c3676b (diff) | |
download | bitcoin-463921bb649d644f79f9d7f0f96f10aa0d165f76.tar.xz |
CKey: add method to negate the key
Diffstat (limited to 'src')
-rw-r--r-- | src/key.cpp | 6 | ||||
-rw-r--r-- | src/key.h | 3 |
2 files changed, 9 insertions, 0 deletions
diff --git a/src/key.cpp b/src/key.cpp index 9d982fc44f..c17f6a0ae2 100644 --- a/src/key.cpp +++ b/src/key.cpp @@ -163,6 +163,12 @@ void CKey::MakeNewKey(bool fCompressedIn) { fCompressed = fCompressedIn; } +bool CKey::Negate() +{ + assert(fValid); + return secp256k1_ec_privkey_negate(secp256k1_context_sign, keydata.data()); +} + CPrivKey CKey::GetPrivKey() const { assert(fValid); CPrivKey privkey; @@ -98,6 +98,9 @@ public: //! Generate a new private key using a cryptographic PRNG. void MakeNewKey(bool fCompressed); + //! Negate private key + bool Negate(); + /** * Convert the private key to a CPrivKey (serialized OpenSSL private key data). * This is expensive. |