Update documentation

1 files changed, 5 insertions, 3 deletions

diff --git a/naclite.h b/naclite.h
index c8d4a9d1..6f069897 100644
--- a/naclite.h
+++ b/naclite.h
@@ -377,12 +377,14 @@ int crypto_sign_open(byte *m,word64 *mlen,const byte *sm,word64 n,const byte *pk
 /// \since Crypto++ 6.0

 int crypto_sign_keypair(byte *pk, byte *sk);

 

-/// \brief Generate a public key from a secret key

+/// \brief Calculate a public key from a secret key

 /// \param pk public key byte buffer

 /// \param sk private key byte buffer

 /// \details crypto_sign_sk2pk() creates an ed25519 public key from an existing

-///   secret key without the tail public key bytes. The function is not part of

-///   libsodium or Tweet API. It was added for interop with the I2P Java library.

+///   32-byte secret key. The function does not backfill the tail bytes of the

+///   secret key with the calculated public key.

+/// \details crypto_sign_sk2pk() is not part of libsodium or Tweet API. It was

+///   added for interop with the I2P Java library.

 /// \returns 0 on success, non-0 otherwise

 /// \sa <A HREF="https://nacl.cr.yp.to/sign.html">NaCl crypto_sign documentation</A>

 /// \since Crypto++ 7.1