1/* Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 * Use of this source code is governed by a BSD-style license that can be
3 * found in the LICENSE file.
4 */
5
6/**
7 * This file defines the <code>PPB_HostResolver_Private</code> interface.
8 */
9
10label Chrome {
11  M19 = 0.1
12};
13
14/**
15 * The <code>PP_HostResolver_Flags</code> is an enumeration of the
16 * different types of flags, that can be OR-ed and passed to host
17 * resolver.
18 */
19[assert_size(4)]
20enum PP_HostResolver_Private_Flags {
21  /**
22   * AI_CANONNAME
23   */
24  PP_HOST_RESOLVER_PRIVATE_FLAGS_CANONNAME = 1 << 0,
25  /**
26   * Hint to the resolver that only loopback addresses are configured.
27   */
28  PP_HOST_RESOLVER_PRIVATE_FLAGS_LOOPBACK_ONLY = 1 << 1
29};
30
31[assert_size(8)]
32struct PP_HostResolver_Private_Hint {
33  PP_NetAddressFamily_Private family;
34  int32_t flags;
35};
36
37interface PPB_HostResolver_Private {
38  /**
39   * Allocates a Host Resolver resource.
40   */
41  PP_Resource Create([in] PP_Instance instance);
42
43  /**
44   * Determines if a given resource is a Host Resolver.
45   */
46  PP_Bool IsHostResolver([in] PP_Resource resource);
47
48  /**
49   * Creates a new request to Host Resolver. |callback| is invoked
50   * when request is processed and a list of network addresses is
51   * obtained. These addresses can be be used in Connect, Bind or
52   * Listen calls to connect to a given |host| and |port|.
53   */
54  int32_t Resolve([in] PP_Resource host_resolver,
55                  [in] str_t host,
56                  [in] uint16_t port,
57                  [in] PP_HostResolver_Private_Hint hint,
58                  [in] PP_CompletionCallback callback);
59
60  /**
61   * Returns canonical name of host.
62   */
63  PP_Var GetCanonicalName([in] PP_Resource host_resolver);
64
65  /**
66   * Returns number of network addresses obtained after Resolve call.
67   */
68  uint32_t GetSize([in] PP_Resource host_resolver);
69
70  /**
71   * Stores in the |addr| |index|-th network address. |addr| can't be
72   * NULL. Returns PP_TRUE if success or PP_FALSE if the given
73   * resource is not a Host Resolver or |index| exceeds number of
74   * available addresses.
75  */
76  PP_Bool GetNetAddress([in] PP_Resource host_resolver,
77                        [in] uint32_t index,
78                        [out] PP_NetAddress_Private addr);
79};
80