diff --git a/c/libuv/fs.go b/c/libuv/fs.go
new file mode 100644
index 00000000..3381e5bb
--- /dev/null
+++ b/c/libuv/fs.go
@@ -0,0 +1,451 @@
+package libuv
+
+import (
+	"github.com/goplus/llgo/c"
+	_ "unsafe"
+)
+
+const (
+	DirentUnknown DirentType = iota
+	DirentFile
+	DirentDir
+	DirentLink
+	DirentFifo
+	DirentSocket
+	DirentChar
+	DirentBlock
+)
+
+type DirentType int
+
+/* Handle types. */
+
+type Fs struct {
+	Unused [0]byte
+}
+
+type FsEvent struct {
+	Unused [0]byte
+}
+
+type FsPoll struct {
+	Unused [0]byte
+}
+
+type Dirent struct {
+	Name *c.Char
+	Type DirentType
+}
+
+type File struct {
+	Loop *Loop
+	Req  *Fs
+}
+
+// llgo:type C
+type FsCb func(req *Fs)
+
+// llgo:type C
+type FsEventCb func(handle *FsEvent, filename *c.Char, events c.Int, status c.Int)
+
+// llgo:type C
+type FsPollCb func(handle *FsPoll, status c.Int, events c.Int)
+
+/* Request types. */
+
+/* None of the above. */
+
+// ----------------------------------------------
+
+/* Fs related function and method */
+
+//go:linkname FsReqCleanup C.uv_fs_req_cleanup
+func FsReqCleanup(req *Fs)
+
+//go:linkname DefaultLoop C.uv_default_loop
+func DefaultLoop() *Loop
+
+//go:linkname FsOpen C.uv_fs_open
+func FsOpen(loop *Loop, req *Fs, path *c.Char, flags c.Int, mode c.Int, cb FsCb) c.Int
+
+//go:linkname FsClose C.uv_fs_close
+func FsClose(loop *Loop, req *Fs, file c.Int, cb FsCb) c.Int
+
+//go:linkname FsRead C.uv_fs_read
+func FsRead(loop *Loop, req *Fs, file c.Int, bufs []Buf, nbufs c.Uint, offset c.Int, cb FsCb) c.Int
+
+//go:linkname FsWrite C.uv_fs_write
+func FsWrite(loop *Loop, req *Fs, file c.Int, bufs []Buf, nbufs c.Uint, offset c.Int, cb FsCb) c.Int
+
+//go:linkname FsUnlink C.uv_fs_unlink
+func FsUnlink(loop *Loop, req *Fs, path *c.Char, cb FsCb) c.Int
+
+//go:linkname FsMkdir C.uv_fs_mkdir
+func FsMkdir(loop *Loop, req *Fs, path *c.Char, mode c.Int, cb FsCb) c.Int
+
+//go:linkname FsMkdtemp C.uv_fs_mkdtemp
+func FsMkdtemp(loop *Loop, req *Fs, tpl *c.Char, cb FsCb) c.Int
+
+//go:linkname FsMkStemp C.uv_fs_mkstemp
+func FsMkStemp(loop *Loop, req *Fs, tpl *c.Char, cb FsCb) c.Int
+
+//go:linkname FsRmdir C.uv_fs_rmdir
+func FsRmdir(loop *Loop, req *Fs, path *c.Char, cb FsCb) c.Int
+
+//go:linkname FsStat C.uv_fs_stat
+func FsStat(loop *Loop, req *Fs, path *c.Char, cb FsCb) c.Int
+
+//go:linkname FsFstat C.uv_fs_fstat
+func FsFstat(loop *Loop, req *Fs, file c.Int, cb FsCb) c.Int
+
+//go:linkname FsRename C.uv_fs_rename
+func FsRename(loop *Loop, req *Fs, path *c.Char, newPath *c.Char, cb FsCb) c.Int
+
+//go:linkname FsFsync C.uv_fs_fsync
+func FsFsync(loop *Loop, req *Fs, file c.Int, cb FsCb) c.Int
+
+//go:linkname FsFdatasync C.uv_fs_fdatasync
+func FsFdatasync(loop *Loop, req *Fs, file c.Int, cb FsCb) c.Int
+
+//go:linkname FsFtruncate C.uv_fs_ftruncate
+func FsFtruncate(loop *Loop, req *Fs, file c.Int, offset c.Int, cb FsCb) c.Int
+
+//go:linkname FsSendfile C.uv_fs_sendfile
+func FsSendfile(loop *Loop, req *Fs, outFd c.Int, inFd c.Int, inOffset c.Int, length c.Int, cb FsCb) c.Int
+
+//go:linkname FsAccess C.uv_fs_access
+func FsAccess(loop *Loop, req *Fs, path *c.Char, flags c.Int, cb FsCb) c.Int
+
+//go:linkname FsChmod C.uv_fs_chmod
+func FsChmod(loop *Loop, req *Fs, path *c.Char, mode c.Int, cb FsCb) c.Int
+
+//go:linkname FsFchmod C.uv_fs_fchmod
+func FsFchmod(loop *Loop, req *Fs, file c.Int, mode c.Int, cb FsCb) c.Int
+
+//go:linkname FsUtime C.uv_fs_utime
+func FsUtime(loop *Loop, req *Fs, path *c.Char, atime c.Int, mtime c.Int, cb FsCb) c.Int
+
+//go:linkname FsFutime C.uv_fs_futime
+func FsFutime(loop *Loop, req *Fs, file c.Int, atime c.Int, mtime c.Int, cb FsCb) c.Int
+
+//go:linkname FsLutime C.uv_fs_lutime
+func FsLutime(loop *Loop, req *Fs, path *c.Char, atime c.Int, mtime c.Int, cb FsCb) c.Int
+
+//go:linkname FsLink C.uv_fs_link
+func FsLink(loop *Loop, req *Fs, path *c.Char, newPath *c.Char, cb FsCb) c.Int
+
+//go:linkname FsSymlink C.uv_fs_symlink
+func FsSymlink(loop *Loop, req *Fs, path *c.Char, newPath *c.Char, flags c.Int, cb FsCb) c.Int
+
+//go:linkname FsReadlink C.uv_fs_read
+func FsReadlink(loop *Loop, req *Fs, path *c.Char, cb FsCb) c.Int
+
+//go:linkname FsRealpath C.uv_fs_realpath
+func FsRealpath(loop *Loop, req *Fs, path *c.Char, cb FsCb) c.Int
+
+//go:linkname FsCopyfile C.uv_fs_copyfile
+func FsCopyfile(loop *Loop, req *Fs, path *c.Char, newPath *c.Char, flags c.Int, cb FsCb) c.Int
+
+//go:linkname FsScandir C.uv_fs_scandir
+func FsScandir(loop *Loop, req *Fs, path *c.Char, flags c.Int, cb FsCb) c.Int
+
+//go:linkname FsScandirNext C.uv_fs_scandir_next
+func FsScandirNext(req *Fs, ent *Dirent) c.Int
+
+//go:linkname FsOpenDir C.uv_fs_opendir
+func FsOpenDir(loop *Loop, req *Fs, path *c.Char, cb FsCb) c.Int
+
+//go:linkname FsReaddir C.uv_fs_readdir
+func FsReaddir(loop *Loop, req *Fs, dir c.Int, cb FsCb) c.Int
+
+//go:linkname FsCloseDir C.uv_fs_closedir
+func FsCloseDir(loop *Loop, req *Fs) c.Int
+
+//go:linkname FsStatfs C.uv_fs_statfs
+func FsStatfs(loop *Loop, req *Fs, path *c.Char, cb FsCb) c.Int
+
+//go:linkname FsChown C.uv_fs_chown
+func FsChown(loop *Loop, req *Fs, path *c.Char, uid c.Int, gid c.Int, cb FsCb) c.Int
+
+//go:linkname FsFchown C.uv_fs_fchown
+func FsFchown(loop *Loop, req *Fs, file c.Int, uid c.Int, gid c.Int, cb FsCb) c.Int
+
+//go:linkname FsLchown C.uv_fs_lchown
+func FsLchown(loop *Loop, req *Fs, path *c.Char, uid c.Int, gid c.Int, cb FsCb) c.Int
+
+//go:linkname FsLstat C.uv_fs_lstat
+func FsLstat(loop *Loop, req *Fs, path *c.Char, cb FsCb) c.Int
+
+//go:linkname FsEventInit C.uv_fs_event_init
+func FsEventInit(loop *Loop, handle *FsEvent) c.Int
+
+//go:linkname FsEventStart C.uv_fs_event_start
+func FsEventStart(handle *FsEvent, cb FsEventCb, path *c.Char, flags c.Int) c.Int
+
+//go:linkname FsEventStop C.uv_fs_event_stop
+func FsEventStop(handle *FsEvent) c.Int
+
+//go:linkname FsEventClose C.uv_fs_event_close
+func FsEventClose(handle *FsEvent) c.Int
+
+//go:linkname FsEventGetpath C.uv_fs_event_getpath
+func FsEventGetpath(handle *FsEvent) *c.Char
+
+//go:linkname FsPollInit C.uv_fs_poll_init
+func FsPollInit(loop *Loop, handle *FsPoll) c.Int
+
+//go:linkname FsPollStart C.uv_fs_poll_start
+func FsPollStart(handle *FsPoll, cb FsPollCb, path *c.Char, interval uint) c.Int
+
+//go:linkname FsPollStop C.uv_fs_poll_stop
+func FsPollStop(handle *FsPoll) c.Int
+
+//go:linkname FsPollClose C.uv_fs_poll_close
+func FsPollClose(handle *FsPoll) c.Int
+
+//go:linkname FsPollGetPath C.uv_fs_poll_getpath
+func FsPollGetPath(handle *FsPoll) *c.Char
+
+//TODO: Implemnt uv_poll_init_socket
+
+// Cleanup cleans up the file system request.
+func (f *File) Cleanup() {
+	FsReqCleanup(f.Req)
+}
+
+func NewFile(loop *Loop, req *Fs) *File {
+	return &File{
+		Loop: loop,
+		Req:  req,
+	}
+}
+
+// Open opens a file specified by the path with given flags and mode, and returns a file descriptor.
+func (f *File) Open(path *c.Char, flags int, mode int, cb FsCb) int {
+	return FsOpen(f.Loop, f.Req, path, flags, mode, cb)
+}
+
+// Close closes a file descriptor.
+func (f *File) Close(file int, cb FsCb) int {
+	return FsClose(f.Loop, f.Req, file, cb)
+}
+
+// Read reads data from a file descriptor into a buffer at a specified offset.
+func (f *File) Read(file c.Int, bufs []Buf, nbufs c.Uint, offset c.Int, cb FsCb) int {
+	return FsRead(f.Loop, f.Req, file, bufs, nbufs, offset, cb)
+}
+
+// Write writes data to a file descriptor from a buffer at a specified offset.
+func (f *File) Write(file c.Int, bufs []Buf, nbufs c.Uint, offset c.Int, cb FsCb) int {
+	return FsWrite(f.Loop, f.Req, file, bufs, nbufs, offset, cb)
+}
+
+// Unlink deletes a file specified by the path.
+func (f *File) Unlink(path *c.Char, cb FsCb) int {
+	return FsUnlink(f.Loop, f.Req, path, cb)
+}
+
+// Mkdir creates a new directory at the specified path with a specified mode.
+func (f *File) Mkdir(path *c.Char, mode int, cb FsCb) int {
+	return FsMkdir(f.Loop, f.Req, path, mode, cb)
+}
+
+// Mkdtemp creates a temporary directory with a template path.
+func (f *File) Mkdtemp(tpl *c.Char, cb FsCb) int {
+	return FsMkdtemp(f.Loop, f.Req, tpl, cb)
+}
+
+// MkStemp creates a temporary file from a template path.
+func (f *File) MkStemp(tpl *c.Char, cb FsCb) int {
+	return FsMkStemp(f.Loop, f.Req, tpl, cb)
+}
+
+// Rmdir removes a directory specified by the path.
+func (f *File) Rmdir(path *c.Char, cb FsCb) int {
+	return FsRmdir(f.Loop, f.Req, path, cb)
+}
+
+// Stat retrieves status information about the file specified by the path.
+func (f *File) Stat(path *c.Char, cb FsCb) int {
+	return FsStat(f.Loop, f.Req, path, cb)
+}
+
+// Fstat retrieves status information about a file descriptor.
+func (f *File) Fstat(file int, cb FsCb) int {
+	return FsFstat(f.Loop, f.Req, file, cb)
+}
+
+// Rename renames a file from the old path to the new path.
+func (f *File) Rename(path *c.Char, newPath *c.Char, cb FsCb) int {
+	return FsRename(f.Loop, f.Req, path, newPath, cb)
+}
+
+// Fsync synchronizes a file descriptor's state with storage device.
+func (f *File) Fsync(file int, cb FsCb) int {
+	return FsFsync(f.Loop, f.Req, file, cb)
+}
+
+// Fdatasync synchronizes a file descriptor's data with storage device.
+func (f *File) Fdatasync(file int, cb FsCb) int {
+	return FsFdatasync(f.Loop, f.Req, file, cb)
+}
+
+// Ftruncate truncates a file to a specified length.
+func (f *File) Ftruncate(file int, offset int, cb FsCb) int {
+	return FsFtruncate(f.Loop, f.Req, file, offset, cb)
+}
+
+// Sendfile sends data from one file descriptor to another.
+func (f *File) Sendfile(outFd int, inFd int, inOffset int, length int, cb FsCb) int {
+	return FsSendfile(f.Loop, f.Req, outFd, inFd, inOffset, length, cb)
+}
+
+// Access checks the access permissions of a file specified by the path.
+func (f *File) Access(path *c.Char, flags int, cb FsCb) int {
+	return FsAccess(f.Loop, f.Req, path, flags, cb)
+}
+
+// Chmod changes the permissions of a file specified by the path.
+func (f *File) Chmod(path *c.Char, mode int, cb FsCb) int {
+	return FsChmod(f.Loop, f.Req, path, mode, cb)
+}
+
+// Fchmod changes the permissions of a file descriptor.
+func (f *File) Fchmod(file int, mode int, cb FsCb) int {
+	return FsFchmod(f.Loop, f.Req, file, mode, cb)
+}
+
+// Utime updates the access and modification times of a file specified by the path.
+func (f *File) Utime(path *c.Char, atime int, mtime int, cb FsCb) int {
+	return FsUtime(f.Loop, f.Req, path, atime, mtime, cb)
+}
+
+// Futime updates the access and modification times of a file descriptor.
+func (f *File) Futime(file int, atime int, mtime int, cb FsCb) int {
+	return FsFutime(f.Loop, f.Req, file, atime, mtime, cb)
+}
+
+// Lutime updates the access and modification times of a file specified by the path, even if the path is a symbolic link.
+func (f *File) Lutime(path *c.Char, atime int, mtime int, cb FsCb) int {
+	return FsLutime(f.Loop, f.Req, path, atime, mtime, cb)
+}
+
+// Link creates a new link to an existing file.
+func (f *File) Link(path *c.Char, newPath *c.Char, cb FsCb) int {
+	return FsLink(f.Loop, f.Req, path, newPath, cb)
+}
+
+// Symlink creates a symbolic link from the path to the new path.
+func (f *File) Symlink(path *c.Char, newPath *c.Char, flags int, cb FsCb) int {
+	return FsSymlink(f.Loop, f.Req, path, newPath, flags, cb)
+}
+
+// Readlink reads the target of a symbolic link.
+func (f *File) Readlink(path *c.Char, cb FsCb) int {
+	return FsReadlink(f.Loop, f.Req, path, cb)
+}
+
+// Realpath resolves the absolute path of a file.
+func (f *File) Realpath(path *c.Char, cb FsCb) int {
+	return FsRealpath(f.Loop, f.Req, path, cb)
+}
+
+// Copyfile copies a file from the source path to the destination path.
+func (f *File) Copyfile(path *c.Char, newPath *c.Char, flags int, cb FsCb) int {
+	return FsCopyfile(f.Loop, f.Req, path, newPath, flags, cb)
+}
+
+// Scandir scans a directory for entries.
+func (f *File) Scandir(path *c.Char, flags int, cb FsCb) int {
+	return FsScandir(f.Loop, f.Req, path, flags, cb)
+}
+
+// OpenDir opens a directory specified by the path.
+func (f *File) OpenDir(path *c.Char, cb FsCb) int {
+	return FsOpenDir(f.Loop, f.Req, path, cb)
+}
+
+// Readdir reads entries from an open directory.
+func (f *File) Readdir(dir int, cb FsCb) int {
+	return FsReaddir(f.Loop, f.Req, dir, cb)
+}
+
+// CloseDir closes an open directory.
+func (f *File) CloseDir() int {
+	return FsCloseDir(f.Loop, f.Req)
+}
+
+// Statfs retrieves file system status information.
+func (f *File) Statfs(path *c.Char, cb FsCb) int {
+	return FsStatfs(f.Loop, f.Req, path, cb)
+}
+
+// Chown Change file ownership
+func (f *File) Chown(path *c.Char, uid int, gid int, cb FsCb) int {
+	return FsChown(f.Loop, f.Req, path, uid, gid, cb)
+}
+
+// Fchown Change file ownership by file descriptor
+func (f *File) Fchown(file int, uid int, gid int, cb FsCb) int {
+	return FsFchown(f.Loop, f.Req, file, uid, gid, cb)
+}
+
+// Lchown Change file ownership (symlink)
+func (f *File) Lchown(path *c.Char, uid int, gid int, cb FsCb) int {
+	return FsLchown(f.Loop, f.Req, path, uid, gid, cb)
+}
+
+// Lstat Get file status (symlink)
+func (f *File) Lstat(path *c.Char, cb FsCb) int {
+	return FsLstat(f.Loop, f.Req, path, cb)
+}
+
+// Init Initialize a file event handle
+func (e *FsEvent) Init(loop *Loop) int {
+	return FsEventInit(loop, e)
+}
+
+// Start listening for file events
+func (e *FsEvent) Start(cb FsEventCb, path *c.Char, flags int) int {
+	return FsEventStart(e, cb, path, flags)
+}
+
+// Stop listening for file events
+func (e *FsEvent) Stop() int {
+	return FsEventStop(e)
+}
+
+// Close the file event handle
+func (e *FsEvent) Close() int {
+	return FsEventClose(e)
+}
+
+// GetPath Get the path of the file event
+func (e *FsEvent) GetPath() *c.Char {
+	return FsEventGetpath(e)
+}
+
+// Init Initialize a file poll handle
+func (p *FsPoll) Init(loop *Loop) int {
+	return FsPollInit(loop, p)
+}
+
+// Start polling for file changes
+func (p *FsPoll) Start(cb FsPollCb, path *c.Char, interval uint) int {
+	return FsPollStart(p, cb, path, interval)
+}
+
+// Stop polling for file changes
+func (p *FsPoll) Stop() int {
+	return FsPollStop(p)
+}
+
+// Close the file poll handle
+func (p *FsPoll) Close() int {
+	return FsPollClose(p)
+}
+
+// GetPath Get the path of the file poll
+func (p *FsPoll) GetPath() *c.Char {
+	return FsPollGetPath(p)
+}
diff --git a/c/libuv/libuv.go b/c/libuv/libuv.go
new file mode 100644
index 00000000..26a6b6c8
--- /dev/null
+++ b/c/libuv/libuv.go
@@ -0,0 +1,141 @@
+package libuv
+
+import (
+	"github.com/goplus/llgo/c"
+	_ "unsafe"
+)
+
+const (
+	LLGoPackage = "link: $(pkg-config --libs libuv); -luv"
+)
+
+// ----------------------------------------------
+
+const (
+	RUN_DEFAULT RunMode = iota
+	RUN_ONCE
+	RUN_NOWAIT
+)
+
+type RunMode int
+
+// ----------------------------------------------
+
+/* Handle types. */
+
+type Loop struct {
+	Unused [0]byte
+}
+
+type Handle struct {
+	Unused [0]byte
+}
+
+type Buf struct {
+	Base *c.Char
+	Len  uintptr
+}
+
+// ----------------------------------------------
+
+/* Function type */
+
+// llgo:type C
+type WalkCb func(handle *Handle, arg c.Pointer)
+
+// ----------------------------------------------
+
+//go:linkname LoopSize C.uv_loop_size
+func LoopSize() uintptr
+
+// llgo:link (*Loop).Init C.uv_loop_init
+func (loop *Loop) Init() c.Int {
+	return 0
+}
+
+// llgo:link (*Loop).Run C.uv_loop_run
+func (l *Loop) Run(mode c.Int) c.Int {
+	return 0
+}
+
+// llgo:link (*Loop).Stop C.uv_loop_stop
+func (l *Loop) Stop() {
+	return
+}
+
+// llgo:link (*Loop).Default  C.uv_default_loop
+func (l *Loop) Default() *Loop {
+	return nil
+}
+
+// llgo:link (*Loop).New C.uv_loop_new
+func (l *Loop) New() *Loop {
+	return nil
+}
+
+// Deprecated: use LoopClose instead.
+// llgo:link (*Loop).Delete C.uv_loop_delete
+func (l *Loop) Delete() {
+	return
+}
+
+// llgo:link (*Loop).Alive C.uv_loop_alive
+func (l *Loop) Alive() c.Int {
+	return 0
+}
+
+// llgo:link (*Loop).Close C.uv_loop_close
+func (l *Loop) Close() c.Int {
+	return 0
+}
+
+// llgo:link (*Loop).Configure C.uv_loop_configure
+func (l *Loop) Configure(loop *Loop, option c.Int, arg c.Int) c.Int {
+	return 0
+}
+
+// llgo:link (*Loop).Walk C.uv_walk
+func (loop *Loop) Walk(walkCb WalkCb, arg c.Pointer) {}
+
+// llgo:link (*Loop).Fork C.uv_loop_fork
+func (l *Loop) Fork(loop *Loop) int {
+	return 0
+}
+
+// llgo:link (*Loop).UpdateTime C.uv_update_time
+func (l *Loop) UpdateTime() {
+	return
+}
+
+// llgo:link (*Loop).Now C.uv_now
+func (l *Loop) Now() uint64 {
+	return 0
+}
+
+// llgo:link (*Loop).BackendFd C.uv_backend_fd
+func (l *Loop) BackendFd() int {
+	return 0
+}
+
+// llgo:link (*Loop).BackendTimeout C.uv_backend_timeout
+func (l *Loop) BackendTimeout() int {
+	return 0
+}
+
+// llgo:link (*Handle).Ref C.uv_ref
+func (h *Handle) Ref() {
+	return
+}
+
+// llgo:link (*Handle).Unref C.uv_unref
+func (h *Handle) Unref() {
+	return
+}
+
+// llgo:link (*Handle).HasRef C.uv_has_ref
+func (h *Handle) HasRef() int {
+	return 0
+}
+
+//go:linkname InitBuf C.uv_buf_init
+func InitBuf(base *c.Char, len c.Uint) Buf
diff --git a/c/libuv/signal.go b/c/libuv/signal.go
new file mode 100644
index 00000000..46b6eb9d
--- /dev/null
+++ b/c/libuv/signal.go
@@ -0,0 +1,30 @@
+package libuv
+
+import (
+	"github.com/goplus/llgo/c"
+	_ "unsafe"
+)
+
+type Signal struct {
+	Unused [0]byte
+}
+
+// llgo:type C
+type SignalCb func(handle *Signal, sigNum c.Int)
+
+//go:linkname UvSignalInit C.uv_signal_init
+func UvSignalInit(loop *Loop, handle *Signal) c.Int
+
+// llgo:link (*Signal).Start C.uv_signal_start
+func (s *Signal) Start(cb SignalCb, signum c.Int) c.Int {
+	return 0
+}
+
+// llgo:link (*Signal).StartOneshot C.uv_signal_start_oneshot
+func (s *Signal) StartOneshot(handle *Signal, cb SignalCb, signum c.Int) c.Int {
+	return 0
+}
+
+func (s *Signal) Init(loop *Loop) int {
+	return UvSignalInit(loop, s)
+}