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-rw-r--r--Sockets/Ipv6Address.cpp270
1 files changed, 270 insertions, 0 deletions
diff --git a/Sockets/Ipv6Address.cpp b/Sockets/Ipv6Address.cpp
new file mode 100644
index 0000000..2e0f1e9
--- /dev/null
+++ b/Sockets/Ipv6Address.cpp
@@ -0,0 +1,270 @@
+/**
+ ** \file Ipv6Address.cpp
+ ** \date 2006-09-21
+ ** \author grymse@alhem.net
+**/
+/*
+Copyright (C) 2007 Anders Hedstrom
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either version 2
+of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+*/
+#include "Ipv6Address.h"
+#ifdef ENABLE_IPV6
+
+#include "Utility.h"
+#include "Parse.h"
+#ifndef _WIN32
+#include <netdb.h>
+#endif
+#ifdef IPPROTO_IPV6
+
+#ifdef SOCKETS_NAMESPACE
+namespace SOCKETS_NAMESPACE {
+#endif
+
+
+Ipv6Address::Ipv6Address(port_t port) : m_valid(true)
+{
+ memset(&m_addr, 0, sizeof(m_addr));
+ m_addr.sin6_family = AF_INET6;
+ m_addr.sin6_port = htons( port );
+}
+
+
+Ipv6Address::Ipv6Address(struct in6_addr& a,port_t port) : m_valid(true)
+{
+ memset(&m_addr, 0, sizeof(m_addr));
+ m_addr.sin6_family = AF_INET6;
+ m_addr.sin6_port = htons( port );
+ m_addr.sin6_addr = a;
+}
+
+
+Ipv6Address::Ipv6Address(const std::string& host,port_t port) : m_valid(false)
+{
+ memset(&m_addr, 0, sizeof(m_addr));
+ m_addr.sin6_family = AF_INET6;
+ m_addr.sin6_port = htons( port );
+ {
+ struct in6_addr a;
+ if (Utility::u2ip(host, a))
+ {
+ m_addr.sin6_addr = a;
+ m_valid = true;
+ }
+ }
+}
+
+
+Ipv6Address::Ipv6Address(struct sockaddr_in6& sa)
+{
+ m_addr = sa;
+ m_valid = sa.sin6_family == AF_INET6;
+}
+
+
+Ipv6Address::~Ipv6Address()
+{
+}
+
+
+Ipv6Address::operator struct sockaddr *()
+{
+ return (struct sockaddr *)&m_addr;
+}
+
+
+Ipv6Address::operator socklen_t()
+{
+ return sizeof(struct sockaddr_in6);
+}
+
+
+void Ipv6Address::SetPort(port_t port)
+{
+ m_addr.sin6_port = htons( port );
+}
+
+
+port_t Ipv6Address::GetPort()
+{
+ return ntohs( m_addr.sin6_port );
+}
+
+
+bool Ipv6Address::Resolve(const std::string& hostname,struct in6_addr& a)
+{
+ struct sockaddr_in6 sa;
+ memset(&a, 0, sizeof(a));
+ if (Utility::isipv6(hostname))
+ {
+ if (!Utility::u2ip(hostname, sa, AI_NUMERICHOST))
+ return false;
+ a = sa.sin6_addr;
+ return true;
+ }
+ if (!Utility::u2ip(hostname, sa))
+ return false;
+ a = sa.sin6_addr;
+ return true;
+}
+
+
+bool Ipv6Address::Reverse(struct in6_addr& a,std::string& name)
+{
+ struct sockaddr_in6 sa;
+ memset(&sa, 0, sizeof(sa));
+ sa.sin6_family = AF_INET6;
+ sa.sin6_addr = a;
+ return Utility::reverse((struct sockaddr *)&sa, sizeof(sa), name);
+}
+
+
+std::string Ipv6Address::Convert(bool include_port)
+{
+ if (include_port)
+ return Convert(m_addr.sin6_addr) + ":" + Utility::l2string(GetPort());
+ return Convert(m_addr.sin6_addr);
+}
+
+
+std::string Ipv6Address::Convert(struct in6_addr& a,bool mixed)
+{
+ char slask[100]; // l2ip temporary
+ *slask = 0;
+ unsigned int prev = 0;
+ bool skipped = false;
+ bool ok_to_skip = true;
+ if (mixed)
+ {
+ unsigned short x;
+ unsigned short addr16[8];
+ memcpy(addr16, &a, sizeof(addr16));
+ for (size_t i = 0; i < 6; i++)
+ {
+ x = ntohs(addr16[i]);
+ if (*slask && (x || !ok_to_skip || prev))
+ strcat(slask,":");
+ if (x || !ok_to_skip)
+ {
+ sprintf(slask + strlen(slask),"%x", x);
+ if (x && skipped)
+ ok_to_skip = false;
+ }
+ else
+ {
+ skipped = true;
+ }
+ prev = x;
+ }
+ x = ntohs(addr16[6]);
+ sprintf(slask + strlen(slask),":%u.%u",x / 256,x & 255);
+ x = ntohs(addr16[7]);
+ sprintf(slask + strlen(slask),".%u.%u",x / 256,x & 255);
+ }
+ else
+ {
+ struct sockaddr_in6 sa;
+ memset(&sa, 0, sizeof(sa));
+ sa.sin6_family = AF_INET6;
+ sa.sin6_addr = a;
+ std::string name;
+ Utility::reverse((struct sockaddr *)&sa, sizeof(sa), name, NI_NUMERICHOST);
+ return name;
+ }
+ return slask;
+}
+
+
+void Ipv6Address::SetAddress(struct sockaddr *sa)
+{
+ memcpy(&m_addr, sa, sizeof(struct sockaddr_in6));
+}
+
+
+int Ipv6Address::GetFamily()
+{
+ return m_addr.sin6_family;
+}
+
+
+void Ipv6Address::SetFlowinfo(uint32_t x)
+{
+ m_addr.sin6_flowinfo = x;
+}
+
+
+uint32_t Ipv6Address::GetFlowinfo()
+{
+ return m_addr.sin6_flowinfo;
+}
+
+
+#ifndef _WIN32
+void Ipv6Address::SetScopeId(uint32_t x)
+{
+ m_addr.sin6_scope_id = x;
+}
+
+
+uint32_t Ipv6Address::GetScopeId()
+{
+ return m_addr.sin6_scope_id;
+}
+#endif
+
+
+bool Ipv6Address::IsValid()
+{
+ return m_valid;
+}
+
+
+bool Ipv6Address::operator==(SocketAddress& a)
+{
+ if (a.GetFamily() != GetFamily())
+ return false;
+ if ((socklen_t)a != sizeof(m_addr))
+ return false;
+ struct sockaddr *sa = a;
+ struct sockaddr_in6 *p = (struct sockaddr_in6 *)sa;
+ if (p -> sin6_port != m_addr.sin6_port)
+ return false;
+ if (memcmp(&p -> sin6_addr, &m_addr.sin6_addr, sizeof(struct in6_addr)))
+ return false;
+ return true;
+}
+
+
+std::auto_ptr<SocketAddress> Ipv6Address::GetCopy()
+{
+ return std::auto_ptr<SocketAddress>(new Ipv6Address(m_addr));
+}
+
+
+std::string Ipv6Address::Reverse()
+{
+ std::string tmp;
+ Reverse(m_addr.sin6_addr, tmp);
+ return tmp;
+}
+
+
+#ifdef SOCKETS_NAMESPACE
+} // namespace SOCKETS_NAMESPACE {
+#endif
+#endif // IPPROTO_IPV6
+#endif // ENABLE_IPV6
+