File: data_pipe_control_message.cc

package info (click to toggle)
chromium-browser 57.0.2987.98-1~deb8u1
  • links: PTS, VCS
  • area: main
  • in suites: jessie
  • size: 2,637,852 kB
  • ctags: 2,544,394
  • sloc: cpp: 12,815,961; ansic: 3,676,222; python: 1,147,112; asm: 526,608; java: 523,212; xml: 286,794; perl: 92,654; sh: 86,408; objc: 73,271; makefile: 27,698; cs: 18,487; yacc: 13,031; tcl: 12,957; pascal: 4,875; ml: 4,716; lex: 3,904; sql: 3,862; ruby: 1,982; lisp: 1,508; php: 1,368; exp: 404; awk: 325; csh: 117; jsp: 39; sed: 37
file content (35 lines) | stat: -rw-r--r-- 1,218 bytes parent folder | download 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
 
// Copyright 2016 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.

#include "mojo/edk/system/data_pipe_control_message.h"

#include "mojo/edk/embedder/platform_handle_vector.h"
#include "mojo/edk/system/node_controller.h"
#include "mojo/edk/system/ports_message.h"

namespace mojo {
namespace edk {

void SendDataPipeControlMessage(NodeController* node_controller,
                                const ports::PortRef& port,
                                DataPipeCommand command,
                                uint32_t num_bytes) {
  std::unique_ptr<PortsMessage> message =
      PortsMessage::NewUserMessage(sizeof(DataPipeControlMessage), 0, 0);
  CHECK(message);

  DataPipeControlMessage* data =
      static_cast<DataPipeControlMessage*>(message->mutable_payload_bytes());
  data->command = command;
  data->num_bytes = num_bytes;

  int rv = node_controller->SendMessage(port, std::move(message));
  if (rv != ports::OK && rv != ports::ERROR_PORT_PEER_CLOSED) {
    DLOG(ERROR) << "Unexpected failure sending data pipe control message: "
                << rv;
  }
}

}  // namespace edk
}  // namespace mojo