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#
include
<
node.h
>
#
include
<
node_buffer.h
>
#
include
<
req_wrap.h
>
#
include
<
handle_wrap.h
>
#
include
<
stream_wrap.h
>
namespace
node
{
using
v8::Object;
using
v8::Handle;
using
v8::Local;
using
v8::Persistent;
using
v8::Value;
using
v8::HandleScope;
using
v8::FunctionTemplate;
using
v8::String;
using
v8::Function;
using
v8::TryCatch;
using
v8::Context;
using
v8::Arguments;
using
v8::Integer;
using
v8::Undefined;
#
define
UNWRAP
\
assert
(!args.Holder().IsEmpty()); \
assert
(args.Holder()->
InternalFieldCount
() > 0); \
TTYWrap* wrap = \
static_cast
<TTYWrap*>(args.Holder()->
GetPointerFromInternalField
(
0
)); \
if
(!wrap) { \
uv_err_t
err; \
err.
code
=
UV_EBADF
; \
SetErrno
(err); \
return
scope.
Close
(
Integer::New
(-
1
)); \
}
class
TTYWrap
: StreamWrap {
public:
static
void
Initialize
(Handle<Object> target) {
StreamWrap::Initialize
(target);
HandleScope scope;
Local<FunctionTemplate> t =
FunctionTemplate::New
(New);
t->
SetClassName
(
String::NewSymbol
(
"
TTY
"
));
t->
InstanceTemplate
()->
SetInternalFieldCount
(
1
);
NODE_SET_PROTOTYPE_METHOD
(t,
"
close
"
, HandleWrap::Close);
NODE_SET_PROTOTYPE_METHOD
(t,
"
unref
"
, HandleWrap::Unref);
NODE_SET_PROTOTYPE_METHOD
(t,
"
readStart
"
, StreamWrap::ReadStart);
NODE_SET_PROTOTYPE_METHOD
(t,
"
readStop
"
, StreamWrap::ReadStop);
NODE_SET_PROTOTYPE_METHOD
(t,
"
write
"
, StreamWrap::Write);
NODE_SET_PROTOTYPE_METHOD
(t,
"
getWindowSize
"
, TTYWrap::GetWindowSize);
NODE_SET_PROTOTYPE_METHOD
(t,
"
setRawMode
"
, SetRawMode);
NODE_SET_METHOD
(target,
"
isTTY
"
, IsTTY);
NODE_SET_METHOD
(target,
"
guessHandleType
"
, GuessHandleType);
target->
Set
(
String::NewSymbol
(
"
TTY
"
), t->
GetFunction
());
}
private:
static
Handle<Value>
GuessHandleType
(
const
Arguments& args) {
HandleScope scope;
int
fd = args[
0
]->
Int32Value
();
assert
(fd >=
0
);
uv_handle_type t =
uv_guess_handle
(fd);
switch
(t) {
case
UV_TTY
:
return
scope.
Close
(
String::New
(
"
TTY
"
));
case
UV_NAMED_PIPE
:
return
scope.
Close
(
String::New
(
"
PIPE
"
));
case
UV_FILE
:
return
scope.
Close
(
String::New
(
"
FILE
"
));
default
:
assert
(
0
);
return
v8::Undefined
();
}
}
static
Handle<Value>
IsTTY
(
const
Arguments& args) {
HandleScope scope;
int
fd = args[
0
]->
Int32Value
();
assert
(fd >=
0
);
return
uv_guess_handle
(fd) ==
UV_TTY
?
v8::True
() :
v8::False
();
}
static
Handle<Value>
GetWindowSize
(
const
Arguments& args) {
HandleScope scope;
UNWRAP
int
width, height;
int
r =
uv_tty_get_winsize
(&wrap->
handle_
, &width, &height);
if
(r) {
SetErrno
(
uv_last_error
(
uv_default_loop
()));
return
v8::Undefined
();
}
Local<v8::Array> a =
v8::Array::New
(
2
);
a->
Set
(
0
,
Integer::New
(width));
a->
Set
(
1
,
Integer::New
(height));
return
scope.
Close
(a);
}
static
Handle<Value>
SetRawMode
(
const
Arguments& args) {
HandleScope scope;
UNWRAP
int
r =
uv_tty_set_mode
(&wrap->
handle_
, args[
0
]->
IsTrue
());
if
(r) {
SetErrno
(
uv_last_error
(
uv_default_loop
()));
}
return
scope.
Close
(
Integer::New
(r));
}
static
Handle<Value>
New
(
const
Arguments& args) {
HandleScope scope;
//
This constructor should not be exposed to public javascript.
//
Therefore we assert that we are not trying to call this as a
//
normal function.
assert
(args.
IsConstructCall
());
int
fd = args[
0
]->
Int32Value
();
assert
(fd >=
0
);
TTYWrap* wrap =
new
TTYWrap
(args.
This
(), fd, args[
1
]->
IsTrue
());
assert
(wrap);
wrap->
UpdateWriteQueueSize
();
return
scope.
Close
(args.
This
());
}
TTYWrap
(Handle<Object> object,
int
fd,
bool
readable)
: StreamWrap(object, (
uv_stream_t
*)&handle_) {
uv_tty_init
(
uv_default_loop
(), &handle_, fd, readable);
}
uv_tty_t
handle_;
};
}
//
namespace node
NODE_MODULE
(node_tty_wrap, node::TTYWrap::Initialize);
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