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/* Copyright (c) 2011 The Chromium Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
/**
* This file defines the <code>PPB_Flash_TCPSocket</code> interface.
*/
label Chrome {
M15 = 0.2
};
/**
* The <code>PPB_Flash_TCPSocket</code> interface provides TCP socket
* operations.
*/
interface PPB_Flash_TCPSocket {
/**
* Allocates a TCP socket resource.
*/
PP_Resource Create([in] PP_Instance instance);
/**
* Determines if a given resource is TCP socket.
*/
PP_Bool IsFlashTCPSocket([in] PP_Resource resource);
/**
* Connects to a TCP port given as a host-port pair.
* When a proxy server is used, |host| and |port| refer to the proxy server
* instead of the destination server.
*/
int32_t Connect([in] PP_Resource tcp_socket,
[in] str_t host,
[in] uint16_t port,
[in] PP_CompletionCallback callback);
/**
* Same as Connect(), but connecting to the address given by |addr|. A typical
* use-case would be for reconnections.
*/
int32_t ConnectWithNetAddress([in] PP_Resource tcp_socket,
[in] PP_NetAddress_Private addr,
[in] PP_CompletionCallback callback);
/**
* Gets the local address of the socket, if it has been connected.
* Returns PP_TRUE on success.
*/
PP_Bool GetLocalAddress([in] PP_Resource tcp_socket,
[out] PP_NetAddress_Private local_addr);
/**
* Gets the remote address of the socket, if it has been connected.
* Returns PP_TRUE on success.
*/
PP_Bool GetRemoteAddress([in] PP_Resource tcp_socket,
[out] PP_NetAddress_Private remote_addr);
/**
* Does SSL handshake and moves to sending and receiving encrypted data. The
* socket must have been successfully connected. |server_name| will be
* compared with the name(s) in the server's certificate during the SSL
* handshake. |server_port| is only used to identify an SSL server in the SSL
* session cache.
* When a proxy server is used, |server_name| and |server_port| refer to the
* destination server.
* If the socket is not connected, or there are pending read/write requests,
* SSLHandshake() will fail without starting a handshake. Otherwise, any
* failure during the handshake process will cause the socket to be
* disconnected.
*/
int32_t SSLHandshake([in] PP_Resource tcp_socket,
[in] str_t server_name,
[in] uint16_t server_port,
[in] PP_CompletionCallback callback);
/**
* Reads data from the socket. The size of |buffer| must be at least as large
* as |bytes_to_read|. May perform a partial read. Returns the number of bytes
* read or an error code. If the return value is 0, then it indicates that
* end-of-file was reached.
* This method won't return more than 1 megabyte, so if |bytes_to_read|
* exceeds 1 megabyte, it will always perform a partial read.
* Multiple outstanding read requests are not supported.
*/
int32_t Read([in] PP_Resource tcp_socket,
[out] str_t buffer,
[in] int32_t bytes_to_read,
[in] PP_CompletionCallback callback);
/**
* Writes data to the socket. May perform a partial write. Returns the number
* of bytes written or an error code.
* This method won't write more than 1 megabyte, so if |bytes_to_write|
* exceeds 1 megabyte, it will always perform a partial write.
* Multiple outstanding write requests are not supported.
*/
int32_t Write([in] PP_Resource tcp_socket,
[in] str_t buffer,
[in] int32_t bytes_to_write,
[in] PP_CompletionCallback callback);
/**
* Cancels any IO that may be pending, and disconnects the socket. Any pending
* callbacks will still run, reporting PP_Error_Aborted if pending IO was
* interrupted. It is NOT valid to call Connect() again after a call to this
* method. Note: If the socket is destroyed when it is still connected, then
* it will be implicitly disconnected, so you are not required to call this
* method.
*/
void Disconnect([in] PP_Resource tcp_socket);
};
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