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Replace zeroize with memset

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Signed-off-by: Jerry Yu <jerry.h.yu@arm.com>
This commit is contained in:
Jerry Yu 2021-10-08 21:52:41 +08:00
parent 88b756bacb
commit fd320e9a6e
2 changed files with 6 additions and 7 deletions
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6
library/ssl_msg.c
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@ -4796,7 +4796,7 @@ int mbedtls_ssl_parse_change_cipher_spec( mbedtls_ssl_context *ssl )
}
else
#endif /* MBEDTLS_SSL_PROTO_DTLS */
mbedtls_platform_zeroize( ssl->in_ctr, MBEDTLS_SSL_SEQUENCE_NUMBER_LEN );
memset( ssl->in_ctr, 0, MBEDTLS_SSL_SEQUENCE_NUMBER_LEN );
mbedtls_ssl_update_in_pointers( ssl );
@ -5562,14 +5562,14 @@ void mbedtls_ssl_set_inbound_transform( mbedtls_ssl_context *ssl,
mbedtls_ssl_transform *transform )
{
ssl->transform_in = transform;
mbedtls_platform_zeroize( ssl->in_ctr, MBEDTLS_SSL_SEQUENCE_NUMBER_LEN );
memset( ssl->in_ctr, 0, MBEDTLS_SSL_SEQUENCE_NUMBER_LEN );
}
void mbedtls_ssl_set_outbound_transform( mbedtls_ssl_context *ssl,
mbedtls_ssl_transform *transform )
{
ssl->transform_out = transform;
mbedtls_platform_zeroize( ssl->cur_out_ctr, sizeof( ssl->cur_out_ctr ) );
memset( ssl->cur_out_ctr, 0, sizeof( ssl->cur_out_ctr ) );
}
#if defined(MBEDTLS_SSL_PROTO_DTLS)

7
library/ssl_tls.c
View file

@ -2824,8 +2824,7 @@ int mbedtls_ssl_write_finished( mbedtls_ssl_context *ssl )
sizeof( ssl->handshake->alt_out_ctr ) );
/* Set sequence_number to zero */
mbedtls_platform_zeroize( &ssl->cur_out_ctr[2],
sizeof( ssl->cur_out_ctr ) - 2 );
memset( &ssl->cur_out_ctr[2], 0, sizeof( ssl->cur_out_ctr ) - 2 );
/* Increment epoch */
@ -2842,7 +2841,7 @@ int mbedtls_ssl_write_finished( mbedtls_ssl_context *ssl )
}
else
#endif /* MBEDTLS_SSL_PROTO_DTLS */
mbedtls_platform_zeroize( ssl->cur_out_ctr, sizeof( ssl->cur_out_ctr ) );
memset( ssl->cur_out_ctr, 0, sizeof( ssl->cur_out_ctr ) );
ssl->transform_out = ssl->transform_negotiate;
ssl->session_out = ssl->session_negotiate;
@ -3327,7 +3326,7 @@ static void ssl_session_reset_msg_layer( mbedtls_ssl_context *ssl,
ssl->out_msglen = 0;
ssl->out_left = 0;
memset( ssl->out_buf, 0, out_buf_len );
mbedtls_platform_zeroize( ssl->cur_out_ctr, sizeof( ssl->cur_out_ctr ) );
memset( ssl->cur_out_ctr, 0, sizeof( ssl->cur_out_ctr ) );
ssl->transform_out = NULL;
#if defined(MBEDTLS_SSL_DTLS_ANTI_REPLAY)