mirror of
https://github.com/classilla/tenfourfox.git
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206 lines
7.1 KiB
Plaintext
206 lines
7.1 KiB
Plaintext
/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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/**
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* TCPSocket exposes a TCP client socket (no server sockets yet)
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* to highly privileged apps. It provides a buffered, non-blocking
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* interface for sending. For receiving, it uses an asynchronous,
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* event handler based interface.
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*/
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enum TCPSocketBinaryType {
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"arraybuffer",
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"string"
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};
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dictionary SocketOptions {
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boolean useSecureTransport = false;
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TCPSocketBinaryType binaryType = "string";
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};
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enum TCPReadyState {
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"connecting",
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"open",
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"closing",
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"closed",
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};
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[NoInterfaceObject]
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interface LegacyMozTCPSocket {
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/**
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* Legacy constructor for API compatibility.
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*/
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[Throws]
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TCPSocket open(DOMString host, unsigned short port, optional SocketOptions options);
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[Throws]
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TCPServerSocket listen(unsigned short port, optional ServerSocketOptions options, optional unsigned short backlog = 0);
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};
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[Constructor(DOMString host, unsigned short port, optional SocketOptions options),
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Func="mozilla::dom::TCPSocket::ShouldTCPSocketExist",
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Exposed=(Window,System)]
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interface TCPSocket : EventTarget {
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/**
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* Upgrade an insecure connection to use TLS. Throws if the ready state is not OPEN.
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*/
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[Throws] void upgradeToSecure();
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/**
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* The UTF16 host of this socket object.
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*/
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readonly attribute USVString host;
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/**
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* The port of this socket object.
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*/
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readonly attribute unsigned short port;
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/**
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* True if this socket object is an SSL socket.
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*/
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readonly attribute boolean ssl;
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/**
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* The number of bytes which have previously been buffered by calls to
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* send on this socket.
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*/
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readonly attribute unsigned long long bufferedAmount;
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/**
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* Pause reading incoming data and invocations of the ondata handler until
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* resume is called. Can be called multiple times without resuming.
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*/
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void suspend();
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/**
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* Resume reading incoming data and invoking ondata as usual. There must be
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* an equal number of resume as suspends that took place. Throws if the
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* socket is not suspended.
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*/
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[Throws]
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void resume();
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/**
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* Close the socket.
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*/
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void close();
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/**
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* Write data to the socket.
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*
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* @param data The data to write to the socket.
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*
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* @return Send returns true or false as a hint to the caller that
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* they may either continue sending more data immediately, or
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* may want to wait until the other side has read some of the
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* data which has already been written to the socket before
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* buffering more. If send returns true, then less than 64k
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* has been buffered and it's safe to immediately write more.
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* If send returns false, then more than 64k has been buffered,
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* and the caller may wish to wait until the ondrain event
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* handler has been called before buffering more data by more
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* calls to send.
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*
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* @throws Throws if the ready state is not OPEN.
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*/
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[Throws]
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boolean send(ByteString data);
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/**
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* Write data to the socket.
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*
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* @param data The data to write to the socket.
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* @param byteOffset The offset within the data from which to begin writing.
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* @param byteLength The number of bytes to write.
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* Defaults to the byte length of the ArrayBuffer if not present,
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* and clamped to (length - byteOffset).
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*
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* @return Send returns true or false as a hint to the caller that
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* they may either continue sending more data immediately, or
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* may want to wait until the other side has read some of the
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* data which has already been written to the socket before
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* buffering more. If send returns true, then less than 64k
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* has been buffered and it's safe to immediately write more.
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* If send returns false, then more than 64k has been buffered,
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* and the caller may wish to wait until the ondrain event
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* handler has been called before buffering more data by more
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* calls to send.
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*
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* @throws Throws if the ready state is not OPEN.
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*/
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[Throws]
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boolean send(ArrayBuffer data, optional unsigned long byteOffset = 0, optional unsigned long byteLength);
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/**
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* The readyState attribute indicates which state the socket is currently
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* in.
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*/
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readonly attribute TCPReadyState readyState;
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/**
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* The binaryType attribute indicates which mode this socket uses for
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* sending and receiving data. If the binaryType: "arraybuffer" option
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* was passed to the open method that created this socket, binaryType
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* will be "arraybuffer". Otherwise, it will be "string".
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*/
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readonly attribute TCPSocketBinaryType binaryType;
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/**
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* The "open" event is dispatched when the connection to the server
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* has been established. If the connection is refused, the "error" event
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* will be dispatched, instead.
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*/
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attribute EventHandler onopen;
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/**
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* After send has buffered more than 64k of data, it returns false to
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* indicate that the client should pause before sending more data, to
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* avoid accumulating large buffers. This is only advisory, and the client
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* is free to ignore it and buffer as much data as desired, but if reducing
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* the size of buffers is important (especially for a streaming application)
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* the "drain" event will be dispatched once the previously-buffered data has
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* been written to the network, at which point the client can resume calling
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* send again.
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*/
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attribute EventHandler ondrain;
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/**
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* The "data" event will be dispatched repeatedly and asynchronously after
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* "open" is dispatched, every time some data was available from the server
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* and was read. The event object will be a TCPSocketEvent; if the "arraybuffer"
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* binaryType was passed to the constructor, the data attribute of the event
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* object will be an ArrayBuffer. If not, it will be a normal JavaScript string,
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* truncated at the first null byte found in the payload and the remainder
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* interpreted as ASCII bytes.
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*
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* At any time, the client may choose to pause reading and receiving "data"
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* events by calling the socket's suspend() method. Further "data" events
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* will be paused until resume() is called.
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*/
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attribute EventHandler ondata;
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/**
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* The "error" event will be dispatched when there is an error. The event
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* object will be a TCPSocketErrorEvent.
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*
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* If an "error" event is dispatched before an "open" one, the connection
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* was refused, and the "close" event will not be dispatched. If an "error"
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* event is dispatched after an "open" event, the connection was lost,
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* and a "close" event will be dispatched subsequently.
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*/
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attribute EventHandler onerror;
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/**
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* The "close" event is dispatched once the underlying network socket
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* has been closed, either by the server, or by the client calling
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* close.
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*
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* If the "error" event was not dispatched before "close", then one of
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* the sides cleanly closed the connection.
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*/
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attribute EventHandler onclose;
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};
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