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This commit is contained in:
Orson Peters 2013-04-11 20:18:49 +02:00
parent 274b0c6685
commit 4147206bca
1 changed files with 5 additions and 5 deletions
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10
src/add_scalar.c
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@ -29,11 +29,11 @@ void ed25519_add_scalar(unsigned char *public_key, unsigned char *private_key, c
if (private_key) { if (private_key) {
sc_muladd(private_key, SC_1, n, private_key); sc_muladd(private_key, SC_1, n, private_key);
/* generate new salt as the last 32 bytes of SHA512(new_private_key, old_salt) */ /* generate new salt as the last 32 bytes of SHA512(new_private_key, old_salt) */
sha512(private_key, 64, salt); sha512(private_key, 64, salt);
for (i = 0; i < 32; ++i) { for (i = 0; i < 32; ++i) {
private_key[i + 32] = salt[i + 32]; private_key[i + 32] = salt[i + 32];
} }
} }
/* public key: A = nB + T */ /* public key: A = nB + T */