summaryrefslogtreecommitdiff
path: root/system/network/base/nsNetAddr.cpp
blob: 8d6f245cf301240cd3ce74258f8b20a69e216a1c (plain)
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
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
/* vim: et ts=2 sw=2 tw=80 
 */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "nsNetAddr.h"
#include "nsString.h"
#include "mozilla/net/DNS.h"

using namespace mozilla::net;

NS_IMPL_ISUPPORTS(nsNetAddr, nsINetAddr)

/* Makes a copy of |addr| */
nsNetAddr::nsNetAddr(NetAddr* addr)
{
  NS_ASSERTION(addr, "null addr");
  mAddr = *addr;
}

NS_IMETHODIMP nsNetAddr::GetFamily(uint16_t *aFamily)
{
  switch(mAddr.raw.family) {
  case AF_INET:
    *aFamily = nsINetAddr::FAMILY_INET;
    break;
  case AF_INET6:
    *aFamily = nsINetAddr::FAMILY_INET6;
    break;
#if defined(XP_UNIX)
  case AF_LOCAL:
    *aFamily = nsINetAddr::FAMILY_LOCAL;
    break;
#endif
  default:
    return NS_ERROR_UNEXPECTED;
  }

  return NS_OK;
}

NS_IMETHODIMP nsNetAddr::GetAddress(nsACString & aAddress)
{
  switch(mAddr.raw.family) {
  /* PR_NetAddrToString can handle INET and INET6, but not LOCAL. */
  case AF_INET:
    aAddress.SetCapacity(kIPv4CStrBufSize);
    NetAddrToString(&mAddr, aAddress.BeginWriting(), kIPv4CStrBufSize);
    aAddress.SetLength(strlen(aAddress.BeginReading()));
    break;
  case AF_INET6:
    aAddress.SetCapacity(kIPv6CStrBufSize);
    NetAddrToString(&mAddr, aAddress.BeginWriting(), kIPv6CStrBufSize);
    aAddress.SetLength(strlen(aAddress.BeginReading()));
    break;
#if defined(XP_UNIX)
  case AF_LOCAL:
    aAddress.Assign(mAddr.local.path);
    break;
#endif
  // PR_AF_LOCAL falls through to default when not XP_UNIX
  default:
    return NS_ERROR_UNEXPECTED;
  }
  
  return NS_OK;
}

NS_IMETHODIMP nsNetAddr::GetPort(uint16_t *aPort)
{
  switch(mAddr.raw.family) {
  case AF_INET:
    *aPort = ntohs(mAddr.inet.port);
    break;
  case AF_INET6:
    *aPort = ntohs(mAddr.inet6.port);
    break;
#if defined(XP_UNIX)
  case AF_LOCAL:
    // There is no port number for local / connections.
    return NS_ERROR_NOT_AVAILABLE;
#endif
  default:
    return NS_ERROR_UNEXPECTED;
  }

  return NS_OK;
}

NS_IMETHODIMP nsNetAddr::GetFlow(uint32_t *aFlow)
{
  switch(mAddr.raw.family) {
  case AF_INET6:
    *aFlow = ntohl(mAddr.inet6.flowinfo);
    break;
  case AF_INET:
#if defined(XP_UNIX)
  case AF_LOCAL:
#endif
    // only for IPv6
    return NS_ERROR_NOT_AVAILABLE;
  default:
    return NS_ERROR_UNEXPECTED;
  }

  return NS_OK;
}

NS_IMETHODIMP nsNetAddr::GetScope(uint32_t *aScope)
{
  switch(mAddr.raw.family) {
  case AF_INET6:
    *aScope = ntohl(mAddr.inet6.scope_id);
    break;
  case AF_INET:
#if defined(XP_UNIX)
  case AF_LOCAL:
#endif
    // only for IPv6
    return NS_ERROR_NOT_AVAILABLE;
  default:
    return NS_ERROR_UNEXPECTED;
  }

  return NS_OK;
}

NS_IMETHODIMP nsNetAddr::GetIsV4Mapped(bool *aIsV4Mapped)
{
  switch(mAddr.raw.family) {
  case AF_INET6:
    *aIsV4Mapped = IPv6ADDR_IS_V4MAPPED(&mAddr.inet6.ip);
    break;
  case AF_INET:
#if defined(XP_UNIX)
  case AF_LOCAL:
#endif
    // only for IPv6
    return NS_ERROR_NOT_AVAILABLE;
  default:
    return NS_ERROR_UNEXPECTED;
  }

  return NS_OK;
}

NS_IMETHODIMP nsNetAddr::GetNetAddr(NetAddr *aResult) {
  memcpy(aResult, &mAddr, sizeof(mAddr));
  return NS_OK;
}