1 /* 2 * Copyright (c) 2006-2020, RT-Thread Development Team 3 * 4 * SPDX-License-Identifier: Apache-2.0 5 * 6 * Change Logs: 7 * Date Author Notes 8 * 2019-11-12 Jesven the first version 9 */ 10 11 #ifndef __LWP_SYSCALL_H__ 12 #define __LWP_SYSCALL_H__ 13 14 #ifdef RT_USING_MUSLLIBC 15 #include "libc_musl.h" 16 #endif 17 18 #include "syscall_generic.h" 19 20 #include <stdint.h> 21 #include <rtthread.h> 22 #include <dfs_file.h> 23 #include <unistd.h> 24 #include <stdio.h> /* rename() */ 25 #include <sys/stat.h> 26 #include <sys/statfs.h> /* statfs() */ 27 #include <poll.h> 28 #include <sys/time.h> 29 #include <sys/types.h> 30 31 #ifdef __cplusplus 32 extern "C" { 33 #endif 34 35 typedef uint32_t id_t; /* may contain pid, uid or gid */ 36 37 /* 38 * Process priority specifications to get/setpriority. 39 */ 40 #define PRIO_MIN (-20) 41 #define PRIO_MAX 20 42 43 #define PRIO_PROCESS 0 /* only support lwp process */ 44 #define PRIO_PGRP 1 45 #define PRIO_USER 2 46 47 const char *lwp_get_syscall_name(rt_uint32_t number); 48 const void *lwp_get_sys_api(rt_uint32_t number); 49 50 sysret_t sys_exit(int value); 51 sysret_t sys_exit_group(int status); 52 ssize_t sys_read(int fd, void *buf, size_t nbyte); 53 ssize_t sys_write(int fd, const void *buf, size_t nbyte); 54 size_t sys_lseek(int fd, size_t offset, int whence); 55 sysret_t sys_open(const char *name, int mode, ...); 56 sysret_t sys_close(int fd); 57 sysret_t sys_ioctl(int fd, unsigned long cmd, void* data); 58 sysret_t sys_fstat(int file, struct stat *buf); 59 sysret_t sys_poll(struct pollfd *fds, nfds_t nfds, int timeout); 60 sysret_t sys_nanosleep(const struct timespec *rqtp, struct timespec *rmtp); 61 sysret_t sys_gettimeofday(struct timeval *tp, struct timezone *tzp); 62 sysret_t sys_settimeofday(const struct timeval *tv, const struct timezone *tzp); 63 sysret_t sys_exec(char *filename, int argc, char **argv, char **envp); 64 sysret_t sys_kill(int pid, int sig); 65 sysret_t sys_getpid(void); 66 sysret_t sys_getpriority(int which, id_t who); 67 sysret_t sys_setpriority(int which, id_t who, int prio); 68 rt_sem_t sys_sem_create(const char *name, rt_uint32_t value, rt_uint8_t flag); 69 sysret_t sys_sem_delete(rt_sem_t sem); 70 sysret_t sys_sem_take(rt_sem_t sem, rt_int32_t time); 71 sysret_t sys_sem_release(rt_sem_t sem); 72 rt_mutex_t sys_mutex_create(const char *name, rt_uint8_t flag); 73 sysret_t sys_mutex_delete(rt_mutex_t mutex); 74 sysret_t sys_mutex_take(rt_mutex_t mutex, rt_int32_t time); 75 sysret_t sys_mutex_release(rt_mutex_t mutex); 76 rt_event_t sys_event_create(const char *name, rt_uint8_t flag); 77 sysret_t sys_event_delete(rt_event_t event); 78 sysret_t sys_event_send(rt_event_t event, rt_uint32_t set); 79 sysret_t sys_event_recv(rt_event_t event, rt_uint32_t set, rt_uint8_t opt, rt_int32_t timeout, rt_uint32_t *recved); 80 rt_mailbox_t sys_mb_create(const char *name, rt_size_t size, rt_uint8_t flag); 81 sysret_t sys_mb_delete(rt_mailbox_t mb); 82 sysret_t sys_mb_send(rt_mailbox_t mb, rt_ubase_t value); 83 sysret_t sys_mb_send_wait(rt_mailbox_t mb, rt_ubase_t value, rt_int32_t timeout); 84 sysret_t sys_mb_recv(rt_mailbox_t mb, rt_ubase_t *value, rt_int32_t timeout); 85 rt_mq_t sys_mq_create(const char *name, rt_size_t msg_size, rt_size_t max_msgs, rt_uint8_t flag); 86 sysret_t sys_mq_delete(rt_mq_t mq); 87 sysret_t sys_mq_send(rt_mq_t mq, void *buffer, rt_size_t size); 88 sysret_t sys_mq_urgent(rt_mq_t mq, void *buffer, rt_size_t size); 89 sysret_t sys_mq_recv(rt_mq_t mq, void *buffer, rt_size_t size, rt_int32_t timeout); 90 rt_thread_t sys_thread_create(void *arg[]); 91 sysret_t sys_thread_delete(rt_thread_t thread); 92 sysret_t sys_thread_startup(rt_thread_t thread); 93 rt_thread_t sys_thread_self(void); 94 sysret_t sys_channel_open(const char *name, int flags); 95 sysret_t sys_channel_close(int fd); 96 sysret_t sys_channel_send(int fd, rt_channel_msg_t data); 97 sysret_t sys_channel_send_recv(int fd, rt_channel_msg_t data, rt_channel_msg_t data_ret); 98 sysret_t sys_channel_reply(int fd, rt_channel_msg_t data); 99 sysret_t sys_channel_recv(int fd, rt_channel_msg_t data); 100 void sys_enter_critical(void); 101 void sys_exit_critical(void); 102 103 sysret_t sys_dup(int oldfd); 104 sysret_t sys_dup2(int oldfd, int new); 105 106 sysret_t sys_log(const char* log, int size); 107 108 #ifdef ARCH_MM_MMU 109 sysret_t sys_futex(int *uaddr, int op, int val, const struct timespec *timeout, int *uaddr2, int val3); 110 sysret_t sys_cacheflush(void *addr, int len, int cache); 111 #endif /* ARCH_MM_MMU */ 112 113 sysret_t sys_setsid(void); 114 sysret_t sys_getsid(pid_t pid); 115 sysret_t sys_setpgid(pid_t pid, pid_t pgid); 116 sysret_t sys_getpgid(pid_t pid); 117 118 119 #ifdef __cplusplus 120 } 121 #endif 122 123 #endif 124