1 /* 2 * Copyright (c) 2006-2018, RT-Thread Development Team 3 * 4 * SPDX-License-Identifier: Apache-2.0 5 * 6 * Change Logs: 7 * Date Author Notes 8 * 2018-12-10 Jesven fix complie error in iar and keil 9 */ 10 11 #ifndef __LWP_SYSCALL_H__ 12 #define __LWP_SYSCALL_H__ 13 14 #include <stdint.h> 15 #include <rtthread.h> 16 #include <dfs_posix.h> 17 #include <sys/time.h> 18 #include <sys/types.h> 19 20 typedef long suseconds_t; /* microseconds (signed) */ 21 typedef uint32_t id_t; /* may contain pid, uid or gid */ 22 23 /* 24 * Process priority specifications to get/setpriority. 25 */ 26 #define PRIO_MIN (-20) 27 #define PRIO_MAX 20 28 29 #define PRIO_PROCESS 0 /* only support lwp process */ 30 #define PRIO_PGRP 1 31 #define PRIO_USER 2 32 33 #ifndef TIMEVAL_TO_TIMESPEC 34 #define TIMEVAL_TO_TIMESPEC(tv, ts) { \ 35 (ts)->tv_sec = (tv)->tv_sec; \ 36 (ts)->tv_nsec = (tv)->tv_usec * 1000; \ 37 } 38 #endif 39 40 #ifndef TIMESPEC_TO_TIMEVAL 41 #define TIMESPEC_TO_TIMEVAL(tv, ts) { \ 42 (tv)->tv_sec = (ts)->tv_sec; \ 43 (tv)->tv_usec = (ts)->tv_nsec / 1000; \ 44 } 45 #endif 46 47 void sys_exit(int value); 48 ssize_t sys_read(int fd, void *buf, size_t nbyte); 49 ssize_t sys_write(int fd, const void *buf, size_t nbyte); 50 off_t sys_lseek(int fd, off_t offset, int whence); 51 int sys_open(const char *name, int mode, ...); 52 int sys_close(int fd); 53 int sys_nanosleep(const struct timespec *rqtp, struct timespec *rmtp); 54 int sys_getpriority(int which, id_t who); 55 int sys_setpriority(int which, id_t who, int prio); 56 int sys_gettimeofday(struct timeval *tp, struct timezone *tzp); 57 int sys_settimeofday(const struct timeval *tv, const struct timezone *tzp); 58 int sys_msgget(key_t key, int msgflg); 59 int sys_msgsend(int msqid, const void *msgp, size_t msgsz, int msgflg); 60 int sys_msgrcv(int msqid, void *msgp, size_t msgsz, long msgtyp, int msgflg); 61 62 int sys_log(const char* log, int size); 63 64 #endif 65