1 files changed, 0 insertions, 42 deletions
diff --git a/stacks/lwip_stack/lwip_src/common/stackx_tcp_opt.h b/stacks/lwip_stack/lwip_src/common/stackx_tcp_opt.h
deleted file mode 100644
index cac3dcb..0000000
--- a/stacks/lwip_stack/lwip_src/common/stackx_tcp_opt.h
+++ /dev/null
@@ -1,42 +0,0 @@
-/*
-*
-* Copyright (c) 2018 Huawei Technologies Co.,Ltd.
-* Licensed under the Apache License, Version 2.0 (the "License");
-* you may not use this file except in compliance with the License.
-* You may obtain a copy of the License at:
-*
-*     http://www.apache.org/licenses/LICENSE-2.0
-*
-* Unless required by applicable law or agreed to in writing, software
-* distributed under the License is distributed on an "AS IS" BASIS,
-* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-* See the License for the specific language governing permissions and
-* limitations under the License.
-*/
-
-#ifndef __STACKX_TCP_OPT_H__
-#define __STACKX_TCP_OPT_H__
-
-#include "spl_opt.h"
-
-/* TCP Options flags */
-#define TF_ACK_DELAY        ((u32_t)0x01U)      /* Delayed ACK. */
-#define TF_ACK_NOW          ((u32_t)0x02U)      /* Immediate ACK. */
-#define TF_WINDOWSCALING    ((u32_t)0x40U)      /* Window scaling option enabled */
-#define TF_INFR             ((u32_t)0x04U)      /* In fast recovery. */
-#define TF_TIMESTAMP        ((u32_t)0x08U)      /* Timestamp option enabled */
-#define TF_RXCLOSED         ((u32_t)0x10U)      /* rx closed by tcp_shutdown */
-#define TF_FIN              ((u32_t)0x20U)      /* Connection was closed locally (FIN segment enqueued). */
-#define TF_NODELAY          ((u32_t)0x100U)     /* Disable Nagle algorithm */
-#define TF_NAGLEMEMERR      ((u32_t)0x80U)
-
-/* TCP segment Options flags */
-#define TF_SEG_OPTS_MSS             (u8_t)0x01U /* Include MSS option. */
-#define TF_SEG_OPTS_TS              (u8_t)0x02U /* Include timestamp option. */
-#define TF_SEG_OPTS_WS              (u8_t)0x08U /* Include window scaling option. */
-
-#define STACKX_TCP_OPT_LENGTH(flags) \
-    (flags & TF_SEG_OPTS_MSS ? 4  : 0) + \
-    (flags & TF_SEG_OPTS_TS  ? 12 : 0) + \
-    (flags & TF_SEG_OPTS_WS ? 4 : 0)
-#endif