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TinyCrypt PK wrap: Implement check_pair PK wrapper

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This commit is contained in:
Hanno Becker 2019-08-21 13:49:13 +01:00
parent 4102972d31
commit 9653d80518
1 changed files with 18 additions and 1 deletions
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19
library/pk_wrap.c
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@ -535,6 +535,23 @@ static size_t uecc_eckey_get_bitlen( const void *ctx )
return( (size_t) ( NUM_ECC_BYTES * 8 ) );
}
static int uecc_eckey_check_pair( const void *pub, const void *prv )
{
const mbedtls_uecc_keypair *uecc_pub =
(const mbedtls_uecc_keypair *) pub;
const mbedtls_uecc_keypair *uecc_prv =
(const mbedtls_uecc_keypair *) prv;
if( memcmp( uecc_pub->public_key,
uecc_prv->public_key,
2 * NUM_ECC_BYTES ) == 0 )
{
return( 0 );
}
return( MBEDTLS_ERR_ECP_BAD_INPUT_DATA );
}
static int uecc_eckey_can_do( mbedtls_pk_type_t type )
{
return( type == MBEDTLS_PK_ECDSA ||
@ -706,7 +723,7 @@ const mbedtls_pk_info_t mbedtls_uecc_eckey_info = {
uecc_eckey_sign_wrap,
NULL,
NULL,
NULL,
uecc_eckey_check_pair,
uecc_eckey_alloc_wrap,
uecc_eckey_free_wrap,
NULL,