137 lines
5.3 KiB
C++
137 lines
5.3 KiB
C++
/*
|
|
* Copyright (c) 2012-2017, 2021 Jonas 'Sortie' Termansen.
|
|
*
|
|
* Permission to use, copy, modify, and distribute this software for any
|
|
* purpose with or without fee is hereby granted, provided that the above
|
|
* copyright notice and this permission notice appear in all copies.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
|
|
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
|
|
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
|
|
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
|
|
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
|
|
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
|
|
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
|
*
|
|
* sortix/kernel/vnode.h
|
|
* Nodes in the virtual filesystem.
|
|
*/
|
|
|
|
#ifndef _INCLUDE_SORTIX_KERNEL_VNODE_H
|
|
#define _INCLUDE_SORTIX_KERNEL_VNODE_H
|
|
|
|
#include <sys/types.h>
|
|
|
|
#include <stdint.h>
|
|
|
|
#include <sortix/timespec.h>
|
|
|
|
#include <sortix/kernel/refcount.h>
|
|
|
|
struct dirent;
|
|
struct iovec;
|
|
struct msghdr;
|
|
struct stat;
|
|
struct statvfs;
|
|
struct termios;
|
|
struct wincurpos;
|
|
struct winsize;
|
|
|
|
namespace Sortix {
|
|
|
|
class PollNode;
|
|
class Inode;
|
|
struct ioctx_struct;
|
|
typedef struct ioctx_struct ioctx_t;
|
|
|
|
// An interface describing all operations possible on an vnode.
|
|
class Vnode : public Refcountable
|
|
{
|
|
public: /* These must never change after construction and is read-only. */
|
|
ino_t ino;
|
|
dev_t dev;
|
|
mode_t type; // For use by S_IS* macros.
|
|
|
|
public:
|
|
Vnode(Ref<Inode> inode, Ref<Vnode> mountedat, ino_t rootino, dev_t rootdev);
|
|
virtual ~Vnode();
|
|
bool pass();
|
|
void unpass();
|
|
int sync(ioctx_t* ctx);
|
|
int stat(ioctx_t* ctx, struct stat* st);
|
|
int statvfs(ioctx_t* ctx, struct statvfs* stvfs);
|
|
int chmod(ioctx_t* ctx, mode_t mode);
|
|
int chown(ioctx_t* ctx, uid_t owner, gid_t group);
|
|
int truncate(ioctx_t* ctx, off_t length);
|
|
off_t lseek(ioctx_t* ctx, off_t offset, int whence);
|
|
ssize_t read(ioctx_t* ctx, uint8_t* buf, size_t count);
|
|
ssize_t readv(ioctx_t* ctx, const struct iovec* iov, int iovcnt);
|
|
ssize_t pread(ioctx_t* ctx, uint8_t* buf, size_t count, off_t off);
|
|
ssize_t preadv(ioctx_t* ctx, const struct iovec* iov, int iovcnt,
|
|
off_t off);
|
|
ssize_t write(ioctx_t* ctx, const uint8_t* buf, size_t count);
|
|
ssize_t writev(ioctx_t* ctx, const struct iovec* iov, int iovcnt);
|
|
ssize_t pwrite(ioctx_t* ctx, const uint8_t* buf, size_t count, off_t off);
|
|
ssize_t pwritev(ioctx_t* ctx, const struct iovec* iov, int iovcnt,
|
|
off_t off);
|
|
int utimens(ioctx_t* ctx, const struct timespec* times);
|
|
int isatty(ioctx_t* ctx);
|
|
ssize_t readdirents(ioctx_t* ctx, struct dirent* dirent, size_t size,
|
|
off_t start);
|
|
Ref<Vnode> open(ioctx_t* ctx, const char* filename, int flags, mode_t mode);
|
|
int mkdir(ioctx_t* ctx, const char* filename, mode_t mode);
|
|
int unlink(ioctx_t* ctx, const char* filename);
|
|
int rmdir(ioctx_t* ctx, const char* filename);
|
|
int link(ioctx_t* ctx, const char* filename, Ref<Vnode> node);
|
|
int symlink(ioctx_t* ctx, const char* oldname, const char* filename);
|
|
ssize_t readlink(ioctx_t* ctx, char* buf, size_t bufsiz);
|
|
int fsbind(ioctx_t* ctx, Vnode* node, int flags);
|
|
int tcgetwincurpos(ioctx_t* ctx, struct wincurpos* wcp);
|
|
int ioctl(ioctx_t* ctx, int cmd, uintptr_t arg);
|
|
int tcsetpgrp(ioctx_t* ctx, pid_t pgid);
|
|
pid_t tcgetpgrp(ioctx_t* ctx);
|
|
int settermmode(ioctx_t* ctx, unsigned mode);
|
|
int gettermmode(ioctx_t* ctx, unsigned* mode);
|
|
int poll(ioctx_t* ctx, PollNode* node);
|
|
int rename_here(ioctx_t* ctx, Ref<Vnode> from, const char* oldname,
|
|
const char* newname);
|
|
Ref<Vnode> accept4(ioctx_t* ctx, uint8_t* addr, size_t* addrlen, int flags);
|
|
int bind(ioctx_t* ctx, const uint8_t* addr, size_t addrlen);
|
|
int connect(ioctx_t* ctx, const uint8_t* addr, size_t addrlen);
|
|
int listen(ioctx_t* ctx, int backlog);
|
|
ssize_t recv(ioctx_t* ctx, uint8_t* buf, size_t count, int flags);
|
|
ssize_t recvmsg(ioctx_t* ctx, struct msghdr* msg, int flags);
|
|
ssize_t send(ioctx_t* ctx, const uint8_t* buf, size_t count, int flags);
|
|
ssize_t sendmsg(ioctx_t* ctx, const struct msghdr* msg, int flags);
|
|
int getsockopt(ioctx_t* ctx, int level, int option_name,
|
|
void* option_value, size_t* option_size_ptr);
|
|
int setsockopt(ioctx_t* ctx, int level, int option_name,
|
|
const void* option_value, size_t option_size);
|
|
ssize_t tcgetblob(ioctx_t* ctx, const char* name, void* buffer, size_t count);
|
|
ssize_t tcsetblob(ioctx_t* ctx, const char* name, const void* buffer, size_t count);
|
|
int unmount(ioctx_t* ctx, const char* filename, int flags);
|
|
int fsm_fsbind(ioctx_t* ctx, Ref<Vnode> target, int flags);
|
|
Ref<Vnode> fsm_mount(ioctx_t* ctx, const char* filename, const struct stat* rootst, int flags);
|
|
int tcdrain(ioctx_t* ctx);
|
|
int tcflow(ioctx_t* ctx, int action);
|
|
int tcflush(ioctx_t* ctx, int queue_selector);
|
|
int tcgetattr(ioctx_t* ctx, struct termios* tio);
|
|
pid_t tcgetsid(ioctx_t* ctx);
|
|
int tcsendbreak(ioctx_t* ctx, int duration);
|
|
int tcsetattr(ioctx_t* ctx, int actions, const struct termios* tio);
|
|
int shutdown(ioctx_t* ctx, int how);
|
|
int getpeername(ioctx_t* ctx, uint8_t* addr, size_t* addrsize);
|
|
int getsockname(ioctx_t* ctx, uint8_t* addr, size_t* addrsize);
|
|
|
|
public /*TODO: private*/:
|
|
Ref<Inode> inode;
|
|
Ref<Vnode> mountedat;
|
|
ino_t rootino;
|
|
dev_t rootdev;
|
|
|
|
};
|
|
|
|
} // namespace Sortix
|
|
|
|
#endif
|