diff options
Diffstat (limited to 'src/util/crypto.c')
| -rw-r--r-- | src/util/crypto.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/src/util/crypto.c b/src/util/crypto.c index 8e48b48d1..a32a10230 100644 --- a/src/util/crypto.c +++ b/src/util/crypto.c @@ -177,6 +177,27 @@ TALER_transfer_secret_to_planchet_secret ( void +TALER_planchet_secret_to_transfer_priv ( + const struct TALER_PlanchetSecretsP *ps, + uint32_t cnc_num, + struct TALER_TransferPrivateKeyP *tpriv) +{ + uint32_t be_salt = htonl (cnc_num); + + GNUNET_assert (GNUNET_OK == + GNUNET_CRYPTO_kdf (tpriv, + sizeof (*tpriv), + &be_salt, + sizeof (be_salt), + ps, + sizeof (*ps), + "taler-transfer-priv-derivation", + strlen ("taler-transfer-priv-derivation"), + NULL, 0)); +} + + +void TALER_cs_withdraw_nonce_derive ( const struct TALER_PlanchetSecretsP *ps, struct TALER_CsNonce *nonce) |