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Fix the ED448 key lengths

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Unlike X448 the key lengths for ED448 are 57 bytes (as opposed to 56)

Reviewed-by: Bernd Edlinger <bernd.edlinger@hotmail.de>
(Merged from https://github.com/openssl/openssl/pull/5105)
This commit is contained in:
Matt Caswell 2017-11-28 18:23:51 +00:00
parent ff489fb472
commit 22bcc9cb7f
2 changed files with 14 additions and 14 deletions
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14
crypto/ec/curve448/curve448_lcl.h
View File

@ -7,20 +7,20 @@ void X448_public_from_private(uint8_t out_public_value[56],
const uint8_t private_key[56]);
int ED448_sign(uint8_t *out_sig, const uint8_t *message, size_t message_len,
const uint8_t public_key[56], const uint8_t private_key[56],
const uint8_t public_key[57], const uint8_t private_key[57],
const uint8_t *context, size_t context_len);
int ED448_verify(const uint8_t *message, size_t message_len,
const uint8_t signature[112], const uint8_t public_key[56],
const uint8_t signature[114], const uint8_t public_key[57],
const uint8_t *context, size_t context_len);
int ED448ph_sign(uint8_t *out_sig, const uint8_t hash[64],
const uint8_t public_key[56], const uint8_t private_key[56],
const uint8_t public_key[57], const uint8_t private_key[57],
const uint8_t *context, size_t context_len);
int ED448ph_verify(const uint8_t hash[64], const uint8_t signature[112],
const uint8_t public_key[56], const uint8_t *context,
int ED448ph_verify(const uint8_t hash[64], const uint8_t signature[114],
const uint8_t public_key[57], const uint8_t *context,
size_t context_len);
int ED448_public_from_private(uint8_t out_public_key[56],
const uint8_t private_key[56]);
int ED448_public_from_private(uint8_t out_public_key[57],
const uint8_t private_key[57]);

14
crypto/ec/curve448/eddsa.c
View File

@ -364,7 +364,7 @@ decaf_error_t decaf_ed448_verify_prehash (
}
int ED448_sign(uint8_t *out_sig, const uint8_t *message, size_t message_len,
const uint8_t public_key[56], const uint8_t private_key[56],
const uint8_t public_key[57], const uint8_t private_key[57],
const uint8_t *context, size_t context_len)
{
@ -375,7 +375,7 @@ int ED448_sign(uint8_t *out_sig, const uint8_t *message, size_t message_len,
int ED448_verify(const uint8_t *message, size_t message_len,
const uint8_t signature[112], const uint8_t public_key[56],
const uint8_t signature[114], const uint8_t public_key[57],
const uint8_t *context, size_t context_len)
{
return decaf_ed448_verify(signature, public_key, message, message_len, 0,
@ -383,7 +383,7 @@ int ED448_verify(const uint8_t *message, size_t message_len,
}
int ED448ph_sign(uint8_t *out_sig, const uint8_t hash[64],
const uint8_t public_key[56], const uint8_t private_key[56],
const uint8_t public_key[57], const uint8_t private_key[57],
const uint8_t *context, size_t context_len)
{
return decaf_ed448_sign_prehash(out_sig, private_key, public_key, hash,
@ -391,16 +391,16 @@ int ED448ph_sign(uint8_t *out_sig, const uint8_t hash[64],
}
int ED448ph_verify(const uint8_t hash[64], const uint8_t signature[112],
const uint8_t public_key[56], const uint8_t *context,
int ED448ph_verify(const uint8_t hash[64], const uint8_t signature[114],
const uint8_t public_key[57], const uint8_t *context,
size_t context_len)
{
return decaf_ed448_verify_prehash(signature, public_key, hash, context,
context_len) == DECAF_SUCCESS;
}
int ED448_public_from_private(uint8_t out_public_key[56],
const uint8_t private_key[56])
int ED448_public_from_private(uint8_t out_public_key[57],
const uint8_t private_key[57])
{
return decaf_ed448_derive_public_key(out_public_key, private_key)
== DECAF_SUCCESS;