75 lines
2.2 KiB
C
75 lines
2.2 KiB
C
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/*
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* Copyright (c) 2006-2023, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2023-12-06 zmq810150896 The first version.
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*/
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#ifndef __SAL_MSG_H__
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#define __SAL_MSG_H__
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#include <rtthread.h>
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/* message frame */
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struct msg_buf
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{
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void *parm; /* Parameters for message detection */
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void *buf; /* Data to be sent */
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rt_size_t length; /* Data length */
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void *control_data; /* Additional data to send the message */
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rt_size_t data_len; /* Additional data length */
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int msg_type; /* message type */
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int data_type; /* Addittional data length */
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int msg_level;
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int *fd; /* Pass the array used by fd */
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rt_slist_t msg_next; /* Next message */
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rt_slist_t msg_node; /* sendmsg is used to send multiple messages at the same time */
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};
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/* Remaining message */
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struct last_buf
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{
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void *buf; /* Data to be sent */
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rt_size_t length; /* Data length */
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rt_size_t offset; /* Data Offset */
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struct msg_buf *msg;
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};
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/* sock */
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struct unix_sock
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{
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rt_uint8_t len;
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int flags;
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uint8_t family; /* protocol */
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char path[108]; /* file name */
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struct unix_conn *conn; /* connecting processing */
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rt_wqueue_t wq_head; /* Waiting queue head */
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rt_atomic_t listen_num; /* Maximum listening quantity */
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rt_atomic_t conn_counter; /* connected num */
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struct rt_mutex sock_lock;
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rt_slist_t wait_conn_head;
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struct last_buf pbuf;
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};
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struct unix_conn
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{
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int state; /* connect state */
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int type;
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int proto;
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rt_uint32_t send_timeout;
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rt_uint32_t recv_timeout;
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rt_wqueue_t wq_read_head;
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rt_wqueue_t wq_confirm;
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struct rt_mutex conn_lock;
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rt_slist_t msg_head; /* message head */
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rt_slist_t conn_node;
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struct unix_sock *sock;
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struct unix_sock *ser_sock;
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struct unix_conn *correl_conn; /* Information about the other party */
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int (* conn_callback)(struct unix_conn *conn); /* The callback function that establishes the connection */
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};
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#endif
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