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Unify memcmp functions

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Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
This commit is contained in:
gabor-mezei-arm
2021-07-19 15:19:19 +02:00
committed by Gabor Mezei
parent 04087dffcd
commit 378e7eb5cc
10 changed files with 24 additions and 95 deletions
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4
library/ssl_cli.c
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@@ -1459,9 +1459,9 @@ static int ssl_parse_renegotiation_info( mbedtls_ssl_context *ssl,
/* Check verify-data in constant-time. The length OTOH is no secret */
if( len != 1 + ssl->verify_data_len * 2 ||
buf[0] != ssl->verify_data_len * 2 ||
mbedtls_ssl_safer_memcmp( buf + 1,
mbedtls_cf_memcmp( buf + 1,
ssl->own_verify_data, ssl->verify_data_len ) != 0 ||
mbedtls_ssl_safer_memcmp( buf + 1 + ssl->verify_data_len,
mbedtls_cf_memcmp( buf + 1 + ssl->verify_data_len,
ssl->peer_verify_data, ssl->verify_data_len ) != 0 )
{
MBEDTLS_SSL_DEBUG_MSG( 1, ( "non-matching renegotiation info" ) );