def mapAddress(self, addr, from_domain, to_domain, nat_type):
"""
<method internal="yes">
<summary>
Function to map an address to another subnet.
</summary>
<description>
<para>
This function maps the address 'addr' in the domain
'from_domain' to another domain 'to_domain'.
Returns a SockAddrInet in the destination domain or None
</para>
</description>
<metainfo>
<arguments>
<argument maturity="stable">
<name>from_domain</name>
<type></type>
<description>source domain</description>
</argument>
<argument maturity="stable">
<name>to_domain</name>
<type></type>
<description>destination domain</description>
</argument>
<argument maturity="stable">
<name>nat_type</name>
<type></type>
<description>specifies the NAT type</description>
</argument>
</arguments>
</metainfo>
</method>
"""
if addr < from_domain:
ip = (addr.ip & ~to_domain.mask) + (to_domain.ip & to_domain.mask)
if nat_type == NAT_SNAT:
return SockAddrInet(inet_ntoa(ip), 0)
elif nat_type == NAT_DNAT:
return SockAddrInet(inet_ntoa(ip), addr.port)
def mapAddress(self, addr, from_domain, to_domain, nat_type):
"""
<method internal="yes">
<summary>
Function to map an address to another subnet.
</summary>
<description>
<para>
This function maps the address 'addr' in the domain
'from_domain' to another domain 'to_domain'.
Returns a SockAddrInet in the destination domain or None
</para>
</description>
<metainfo>
<arguments>
<argument maturity="stable">
<name>from_domain</name>
<type></type>
<description>source domain</description>
</argument>
<argument maturity="stable">
<name>to_domain</name>
<type></type>
<description>destination domain</description>
</argument>
<argument maturity="stable">
<name>nat_type</name>
<type></type>
<description>specifies the NAT type</description>
</argument>
</arguments>
</metainfo>
</method>
"""
if addr < from_domain:
ip = (addr.ip & ~to_domain.mask) + (to_domain.ip & to_domain.mask)
if nat_type == NAT_SNAT:
return SockAddrInet(inet_ntoa(ip), 0)
elif nat_type == NAT_DNAT:
return SockAddrInet(inet_ntoa(ip), addr.port)
def __str__(self):
"""
<method internal="yes">
<summary>Function returning the string representation of this instance.</summary>
<description>
This function returns the string representation of this
instance in the form address/mask.
</description>
<metainfo>
<arguments/>
</metainfo>
</method>
"""
return "%s/%u" % (inet_ntoa(self.ip), self.mask_bits)
def __str__(self):
"""
<method internal="yes">
<summary>Function returning the string representation of this instance.</summary>
<description>
This function returns the string representation of this
instance in the form address/mask.
</description>
<metainfo>
<arguments/>
</metainfo>
</method>
"""
return "%s/%u" % (inet_ntoa(self.ip), self.mask_bits)
