88 lines
3.0 KiB
C
88 lines
3.0 KiB
C
/*
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* Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
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* Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this list of
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* conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice, this list
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* of conditions and the following disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* 3. Neither the name of the copyright holder nor the names of its contributors may be used
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* to endorse or promote products derived from this software without specific prior written
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _TELNET_DEV_H
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#define _TELNET_DEV_H
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#include "los_config.h"
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#include "linux/wait.h"
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#include "fs/fs.h"
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#include "fs_poll_pri.h"
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#ifdef __cplusplus
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#if __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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#endif /* __cplusplus */
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#ifdef LOSCFG_NET_TELNET
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#define TELNET "/dev/telnet"
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#define FIFO_MAX 1024
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#define TELNET_IOC_MAGIC 't'
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#define CFG_TELNET_SET_FD _IO(TELNET_IOC_MAGIC, 1)
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#define CFG_TELNET_EVENT_PEND CONSOLE_CMD_RD_BLOCK_TELNET
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#define BLOCK_DISABLE 0
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#define BLOCK_ENABLE 1
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typedef struct {
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UINT32 rxIndex; /* index for receiving user's commands */
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UINT32 rxOutIndex; /* index for taking out commands by a shell task to run */
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UINT32 fifoNum; /* unused size of the cmdBuf */
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UINT32 lock;
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CHAR rxBuf[FIFO_MAX]; /* the real buffer to store user's commands */
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} TELNTE_FIFO_S;
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typedef struct {
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INT32 clientFd;
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UINT32 id;
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BOOL eventPend;
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EVENT_CB_S eventTelnet;
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wait_queue_head_t wait;
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TELNTE_FIFO_S *cmdFifo; /* use a FIFO to store user's commands */
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} TELNET_DEV_S;
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extern INT32 TelnetTx(const CHAR *buf, UINT32 len);
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extern INT32 TelnetDevInit(INT32 fd);
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extern INT32 TelnetDevDeinit(VOID);
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extern INT32 TelnetedRegister(VOID);
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extern INT32 TelnetedUnregister(VOID);
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#endif
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#ifdef __cplusplus
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#if __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __cplusplus */
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#endif
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