DXR is a code search and navigation tool aimed at making sense of large projects. It supports full-text and regex searches as well as structural queries.

Header

Mercurial (d38398e5144e)

VCS Links

Line Code
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;
}