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Swap branches accepting/refusing renegotiation in in ssl_read

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This commit is contained in:
Hanno Becker 2017-10-24 11:47:37 +01:00
parent fe7fd6e8dc
commit e454d73cc0
1 changed files with 22 additions and 22 deletions
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44
library/ssl_tls.c
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@ -6682,10 +6682,28 @@ int mbedtls_ssl_read( mbedtls_ssl_context *ssl, unsigned char *buf, size_t len )
}
#endif
if( ssl->conf->disable_renegotiation == MBEDTLS_SSL_RENEGOTIATION_DISABLED ||
( ssl->secure_renegotiation == MBEDTLS_SSL_LEGACY_RENEGOTIATION &&
ssl->conf->allow_legacy_renegotiation ==
MBEDTLS_SSL_LEGACY_NO_RENEGOTIATION ) )
if( ! ( ssl->conf->disable_renegotiation == MBEDTLS_SSL_RENEGOTIATION_DISABLED ||
( ssl->secure_renegotiation == MBEDTLS_SSL_LEGACY_RENEGOTIATION &&
ssl->conf->allow_legacy_renegotiation ==
MBEDTLS_SSL_LEGACY_NO_RENEGOTIATION ) ) )
{
/* DTLS clients need to know renego is server-initiated */
#if defined(MBEDTLS_SSL_PROTO_DTLS)
if( ssl->conf->transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM &&
ssl->conf->endpoint == MBEDTLS_SSL_IS_CLIENT )
{
ssl->renego_status = MBEDTLS_SSL_RENEGOTIATION_PENDING;
}
#endif
ret = ssl_start_renegotiation( ssl );
if( ret != MBEDTLS_ERR_SSL_WAITING_SERVER_HELLO_RENEGO &&
ret != 0 )
{
MBEDTLS_SSL_DEBUG_RET( 1, "ssl_start_renegotiation", ret );
return( ret );
}
}
else
{
MBEDTLS_SSL_DEBUG_MSG( 3, ( "refusing renegotiation, sending alert" ) );
@ -6719,24 +6737,6 @@ int mbedtls_ssl_read( mbedtls_ssl_context *ssl, unsigned char *buf, size_t len )
return( MBEDTLS_ERR_SSL_INTERNAL_ERROR );
}
}
else
{
/* DTLS clients need to know renego is server-initiated */
#if defined(MBEDTLS_SSL_PROTO_DTLS)
if( ssl->conf->transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM &&
ssl->conf->endpoint == MBEDTLS_SSL_IS_CLIENT )
{
ssl->renego_status = MBEDTLS_SSL_RENEGOTIATION_PENDING;
}
#endif
ret = ssl_start_renegotiation( ssl );
if( ret != MBEDTLS_ERR_SSL_WAITING_SERVER_HELLO_RENEGO &&
ret != 0 )
{
MBEDTLS_SSL_DEBUG_RET( 1, "ssl_start_renegotiation", ret );
return( ret );
}
}
return( MBEDTLS_ERR_SSL_WANT_READ );
}