PFS支持相关: PFS支持以下系统调用,具体函数的意义参考INTERFACE文档
int getuid(void);
int getgid(void);
int dup(int fd);
int close(int fd);
int umask(int umask);
int dup(int fd, int fd2);
int ftruncate(int fd, int length);
int truncate(const char *pathname, int length);
int creat(const char *pathname, int mode);
int access(const char *pathname, int mode);
int open(const char *pathname, int flags, ...);
int lseek(int fd, int offset, int whence);
int read(int fd, void *buf, uint bytes);
int write(int fd, const void *buf, uint bytes);
int unlink(const char *pathname);
int link(const char *oldpath, const char *newpath);
int rename(const char *oldpath, const char *newpath);
int symlink(const char *oldpath, const char *newpath);
int fstat(int fd, struct stat *stp);
int stat(const char *pathname, struct stat *stp);
int lstat(const char *pathname, struct stat *stp);
int fchmod(int fd, int mode);
int chmod(const char *pathname, int mode);
int fchown(int fd, int user, int group);
int chown(const char *pathname, int user, int group);
int lchown(const char *pathname, int user, int group);
int umount(const char *pathname);
int mount(const char *source, const char *target, int flags);
int chdir(const char *pathname);
int rmdir(const char *pathname);
int mkdir(const char *pathname, int mode);
int mknod(const char *pathname, int mode, int dev);
int closedir(mc_DIR *dp);
int telldir(mc_DIR *dp);
void seekdir(mc_DIR *dp, int loc);
char *getcwd(char *buf, int size);
DIR *opendir(const char *pathname);
struct dirent *readdir(DIR *dp);