65 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			65 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * Copyright (c) 2006-2018, 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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 * 2018-12-10     Jesven       fix complie error in iar and keil
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 */
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#ifndef __LWP_SYSCALL_H__
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#define __LWP_SYSCALL_H__
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#include <stdint.h>
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#include <rtthread.h>
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#include <dfs_posix.h>
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#include <sys/time.h>
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#include <sys/types.h>
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typedef long suseconds_t;       /* microseconds (signed) */
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typedef uint32_t id_t;          /* may contain pid, uid or gid */
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/*
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 * Process priority specifications to get/setpriority.
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 */
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#define	PRIO_MIN	    (-20)
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#define	PRIO_MAX	    20
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#define	PRIO_PROCESS	0       /* only support lwp process */
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#define	PRIO_PGRP	    1
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#define	PRIO_USER	    2
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#ifndef TIMEVAL_TO_TIMESPEC
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#define TIMEVAL_TO_TIMESPEC(tv, ts) {                   \
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    (ts)->tv_sec = (tv)->tv_sec;                        \
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    (ts)->tv_nsec = (tv)->tv_usec * 1000;               \
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}
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#endif
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#ifndef TIMESPEC_TO_TIMEVAL
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#define TIMESPEC_TO_TIMEVAL(tv, ts) {                   \
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    (tv)->tv_sec = (ts)->tv_sec;                        \
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    (tv)->tv_usec = (ts)->tv_nsec / 1000;               \
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}
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#endif
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void sys_exit(int value);
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ssize_t sys_read(int fd, void *buf, size_t nbyte);
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ssize_t sys_write(int fd, const void *buf, size_t nbyte);
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off_t sys_lseek(int fd, off_t offset, int whence);
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int sys_open(const char *name, int mode, ...);
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int sys_close(int fd);
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int sys_nanosleep(const struct timespec *rqtp, struct timespec *rmtp);
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int sys_getpriority(int which, id_t who);
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int sys_setpriority(int which, id_t who, int prio);
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int sys_gettimeofday(struct timeval *tp, struct timezone *tzp);
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int sys_settimeofday(const struct timeval *tv, const struct timezone *tzp);
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int sys_msgget(key_t key, int msgflg);
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int sys_msgsend(int msqid, const void *msgp, size_t msgsz, int msgflg);
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int sys_msgrcv(int msqid, void *msgp, size_t msgsz, long msgtyp, int msgflg);
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int sys_log(const char* log, int size);
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#endif
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