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1 // Copyright 2013 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 #ifndef PPAPI_CPP_NET_ADDRESS_H_
6 #define PPAPI_CPP_NET_ADDRESS_H_
7 
8 #include "ppapi/c/ppb_net_address.h"
9 #include "ppapi/cpp/pass_ref.h"
10 #include "ppapi/cpp/resource.h"
11 #include "ppapi/cpp/var.h"
12 
13 namespace pp {
14 
15 class InstanceHandle;
16 
17 /// The <code>NetAddress</code> class represents a network address.
18 class NetAddress : public Resource {
19  public:
20   /// Default constructor for creating an is_null() <code>NetAddress</code>
21   /// object.
22   NetAddress();
23 
24   /// A constructor used when you have received a <code>PP_Resource</code> as a
25   /// return value that has had 1 ref added for you.
26   ///
27   /// @param[in] resource A <code>PPB_NetAddress</code> resource.
28   NetAddress(PassRef, PP_Resource resource);
29 
30   /// A constructor used to create a <code>NetAddress</code> object with the
31   /// specified IPv4 address.
32   ///
33   /// @param[in] instance The instance with which this resource will be
34   /// associated.
35   /// @param[in] ipv4_addr An IPv4 address.
36   NetAddress(const InstanceHandle& instance,
37              const PP_NetAddress_IPv4& ipv4_addr);
38 
39   /// A constructor used to create a <code>NetAddress</code> object with the
40   /// specified IPv6 address.
41   ///
42   /// @param[in] instance The instance with which this resource will be
43   /// associated.
44   /// @param[in] ipv6_addr An IPv6 address.
45   NetAddress(const InstanceHandle& instance,
46              const PP_NetAddress_IPv6& ipv6_addr);
47 
48   /// The copy constructor for <code>NetAddress</code>.
49   ///
50   /// @param[in] other A reference to another <code>NetAddress</code>.
51   NetAddress(const NetAddress& other);
52 
53   /// The destructor.
54   virtual ~NetAddress();
55 
56   /// The assignment operator for <code>NetAddress</code>.
57   ///
58   /// @param[in] other A reference to another <code>NetAddress</code>.
59   ///
60   /// @return A reference to this <code>NetAddress</code> object.
61   NetAddress& operator=(const NetAddress& other);
62 
63   /// Static function for determining whether the browser supports the
64   /// <code>PPB_NetAddress</code> interface.
65   ///
66   /// @return true if the interface is available, false otherwise.
67   static bool IsAvailable();
68 
69   /// Gets the address family.
70   ///
71   /// @return The address family on success;
72   /// <code>PP_NETADDRESS_FAMILY_UNSPECIFIED</code> on failure.
73   PP_NetAddress_Family GetFamily() const;
74 
75   /// Returns a human-readable description of the network address. The
76   /// description is in the form of host [ ":" port ] and conforms to
77   /// http://tools.ietf.org/html/rfc3986#section-3.2 for IPv4 and IPv6 addresses
78   /// (e.g., "192.168.0.1", "192.168.0.1:99", or "[::1]:80").
79   ///
80   /// @param[in] include_port Whether to include the port number in the
81   /// description.
82   ///
83   /// @return A string <code>Var</code> on success; an undefined
84   /// <code>Var</code> on failure.
85   Var DescribeAsString(bool include_port) const;
86 
87   /// Fills a <code>PP_NetAddress_IPv4</code> structure if the network address
88   /// is of <code>PP_NETADDRESS_FAMILY_IPV4</code> address family.
89   /// Note that passing a network address of
90   /// <code>PP_NETADDRESS_FAMILY_IPV6</code> address family will fail even if
91   /// the address is an IPv4-mapped IPv6 address.
92   ///
93   /// @param[out] ipv4_addr A <code>PP_NetAddress_IPv4</code> structure to store
94   /// the result.
95   ///
96   /// @return A boolean value indicating whether the operation succeeded.
97   bool DescribeAsIPv4Address(PP_NetAddress_IPv4* ipv4_addr) const;
98 
99   /// Fills a <code>PP_NetAddress_IPv6</code> structure if the network address
100   /// is of <code>PP_NETADDRESS_FAMILY_IPV6</code> address family.
101   /// Note that passing a network address of
102   /// <code>PP_NETADDRESS_FAMILY_IPV4</code> address family will fail - this
103   /// method doesn't map it to an IPv6 address.
104   ///
105   /// @param[out] ipv6_addr A <code>PP_NetAddress_IPv6</code> structure to store
106   /// the result.
107   ///
108   /// @return A boolean value indicating whether the operation succeeded.
109   bool DescribeAsIPv6Address(PP_NetAddress_IPv6* ipv6_addr) const;
110 };
111 
112 }  // namespace pp
113 
114 #endif  // PPAPI_CPP_NET_ADDRESS_H_
115