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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2026 Richard Qin
*/
#pragma once
typedef unsigned long long uint64;
#define AT_FDCWD -100
#ifdef __cplusplus
extern "C"
{
#endif
// Raw Linux System Calls
int sys_openat(int dfd, const char *filename, int flags, int mode);
int sys_mknodat(int dfd, const char *filename, int mode, int dev);
int sys_mkdirat(int dfd, const char *path, int mode);
int sys_unlinkat(int dfd, const char *path, int flags);
int sys_linkat(int olddfd, const char *oldpath, int newdfd, const char *newpath, int flags);
int sys_chdir(const char *path);
int sys_dup(int oldfd);
int sys_fstat(int fd, void *statbuf);
int sys_read(int fd, void *buf, int count);
int sys_write(int fd, const void *buf, int count);
int sys_close(int fd);
int sys_pipe2(int pipefd[2], int flags);
int sys_clone(unsigned long flags, void *stack, int *ptid, void *tls, int *ctid);
int sys_execve(const char *path, char *const argv[], char *const envp[]);
int sys_wait4(int pid, int *status, int options, void *rusage);
int sys_exit(int status);
int sys_getpid();
int sys_brk(int n);
int sys_kill(int pid, int sig);
int sys_nanosleep(void *req, void *rem);
int sys_reboot(int magic1, int magic2, int cmd, void *arg);
int sys_lseek(int fd, int offset, int whence);
// Custom
void sys_putc(char c);
int sys_disk_test();
// POSIX Wrappers
int fork();
int exit(int status);
int wait(uint64 status_addr);
int pipe(int p[]);
int write(int fd, const void *buf, int n);
int read(int fd, void *buf, int n);
int close(int fd);
int kill(int pid);
int exec(char *, char **);
int open(const char *, int);
int mknod(const char *, short, short);
int unlink(const char *);
int link(const char *, const char *);
int fstat(int fd, void *st);
int mkdir(const char *);
int chdir(const char *);
int dup(int fd);
int getpid();
char *sbrk(int n);
int sleep(int ticks);
int uptime();
int shutdown();
int lseek(int fd, int offset, int whence);
// Debug
void putc(char c);
int disk_test();
#ifdef __cplusplus
}
#endif
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