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Add AIX-specific compile time test for whether sockaddr_storage's family

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field is called ss_family or __ss_family.


[SVN r39095]
This commit is contained in:
Christopher Kohlhoff
2007-09-01 06:25:55 +00:00
parent 71d9f010a8
commit 992d80498d
1 changed files with 23 additions and 11 deletions
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34
include/boost/asio/ip/basic_endpoint.hpp
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@@ -173,7 +173,7 @@ public:
/// The protocol associated with the endpoint.
protocol_type protocol() const
{
if (is_v4())
if (is_v4(data_))
return InternetProtocol::v4();
return InternetProtocol::v6();
}
@@ -193,7 +193,7 @@ public:
/// Get the underlying size of the endpoint in the native type.
size_type size() const
{
if (is_v4())
if (is_v4(data_))
return sizeof(boost::asio::detail::sockaddr_in4_type);
else
return sizeof(boost::asio::detail::sockaddr_in6_type);
@@ -219,7 +219,7 @@ public:
/// the host's byte order.
unsigned short port() const
{
if (is_v4())
if (is_v4(data_))
{
return boost::asio::detail::socket_ops::network_to_host_short(
reinterpret_cast<const boost::asio::detail::sockaddr_in4_type&>(
@@ -237,7 +237,7 @@ public:
/// the host's byte order.
void port(unsigned short port_num)
{
if (is_v4())
if (is_v4(data_))
{
reinterpret_cast<boost::asio::detail::sockaddr_in4_type&>(data_).sin_port
= boost::asio::detail::socket_ops::host_to_network_short(port_num);
@@ -253,7 +253,7 @@ public:
boost::asio::ip::address address() const
{
using namespace std; // For memcpy.
if (is_v4())
if (is_v4(data_))
{
const boost::asio::detail::sockaddr_in4_type& data
= reinterpret_cast<const boost::asio::detail::sockaddr_in4_type&>(
@@ -307,15 +307,27 @@ public:
private:
// Helper function to determine whether the endpoint is IPv4.
bool is_v4() const
{
#if defined(_AIX)
return data_.__ss_family == AF_INET;
#else
return data_.ss_family == AF_INET;
#endif
template <typename T, unsigned short (T::*)> struct is_v4_helper {};
template <typename T>
static bool is_v4(const T& ss, is_v4_helper<T, &T::ss_family>* = 0)
{
return ss.ss_family == AF_INET;
}
template <typename T>
static bool is_v4(const T& ss, is_v4_helper<T, &T::__ss_family>* = 0)
{
return ss.__ss_family == AF_INET;
}
#else
static bool is_v4(const boost::asio::detail::sockaddr_storage_type& ss)
{
return ss.ss_family == AF_INET;
}
#endif
// The underlying IP socket address.
boost::asio::detail::sockaddr_storage_type data_;
};