// $Id$
//
-// Copyright (C) 2006
+// Copyright (C) 2006
// Fraunhofer Institut fuer offene Kommunikationssysteme (FOKUS)
// Kompetenzzentrum fuer Satelitenkommunikation (SatCom)
// Stefan Bund <stefan.bund@fokus.fraunhofer.de>
/** \brief IPv4 socket address
- INet4Address wrapps the standard sockaddr_in datatype. It provides simple accessor methods
- to accss the host and port. It does \e not integrate \c gethostbyname or DNS lookup.
+ INet4Address wraps the standard sockaddr_in datatype. It provides simple accessor methods
+ to access the host and port. It does \e not integrate \c gethostbyname or DNS lookup.
- \todo Implement real INet4Address datatype and rename this one to INet4SockAddress ...
- \todo Implement more complete interface
- \todo gethostbyname support ?
+ \todo Implement real INet4Address datatype and rename this one to INet4SockAddress ...
+ \todo Implement more complete interface
+ \todo gethostbyname support ?
*/
class INet4Address
{
INet4Address();
INet4Address(char const * address); ///< Set address and port
/**< See INet4Address(std::string)
- \throws InvalidINetAddressException
- \fixme Why do I need this version? Shouldn't the
- std::string version be enough ? */
+ \throws InvalidINetAddressException */
INet4Address(std::string address); ///< Set address and port
/**< This constructor expects a string of the form
- 'xxx.xxx.xxx.xxx:pppp'. The constructor will use this
- value to initialize the host and port members. This
- constructor does \e only support numeric ip addresses
- not hostnames
- \param[in] address Address and port
- \throws InvalidINetAddressException */
+ 'xxx.xxx.xxx.xxx:pppp'. The constructor will use this
+ value to initialize the host and port members. This
+ constructor does \e only support numeric ip addresses
+ not hostnames
+ \param[in] address Address and port
+ \throws InvalidINetAddressException */
INet4Address(std::string host, unsigned port); ///< Set address and port explicitly
/**< \param[in] host ip address in dotted-quad notation
- \param[in] port port number
- \throws InvalidINetAddressException */
-
+ \param[in] port port number
+ \throws InvalidINetAddressException */
+
bool operator==(INet4Address const & other) const; ///< Check INet4Address for equality
void clear(); ///< Clear address/port to 0.0.0.0:0
- /// \name Generic Address Interface
- /// @{
+ /// \name Generic Address Interface
+ /// @{
struct sockaddr * sockaddr_p();
struct sockaddr const * sockaddr_p() const;
unsigned sockaddr_len() const;
- /// @}
+ /// @}
private:
void assignString(std::string addr);
-
+
struct ::sockaddr_in addr_;
};
/** \brief Write address and port to os
- \related INet4Address
+ \related INet4Address
*/
std::ostream & operator<<(std::ostream & os, INet4Address const & addr);
/** \brief IPv6 network address
- \todo Implement
+ INet6Address represents a 128bit IPv6 network address. This class supports all standard
+ numeric string representations of IPv6 addresses. This class does not integrate with \c
+ gethostbyname() and so does not support host names.
+
+ The conversion constructors allow the use of string constants wherever an INet6Address is
+ expected. Especially, it is possible to assign a string to an address to change it's value.
+
+ \implementation The <tt>char const *</tt> constructor overload is needed to support
+ string-literals where an INet6Address is expected (the C++ standard does not allow
+ chaining conversion constructors like char const * -> std::string -> INet6Address)
*/
class INet6Address
{
///\name Structors and default members
///@{
- INet6Address();
- INet6Address(std::string const & addr);
- INet6Address(char const * addr);
- INet6Address(struct in6_addr const & addr);
+ INet6Address(); ///< Create empty address
+ INet6Address(std::string const & addr); ///< Create address from string representation
+ INet6Address(char const * addr); ///< Create address from string representation
+ INet6Address(struct in6_addr const & addr); ///< Create address from in6_addr
+ template <class Range>
+ explicit INet6Address(Range const & range); ///< Create address from arbitrary raw data
+ /**< This constructor will copy 16 bytes from the given
+ range and interpret them as a IPv6 address in network
+ byte order. This constructor is used to read an
+ arbitrary address from it's binary representation.
+
+ \param range arbitrary range, see <a
+ href="http://www.boost.org/libs/range/index.html">Boost.Range</a>
+ */
///@}
///////////////////////////////////////////////////////////////////////////
- void clear();
- std::string address() const;
+ void clear(); ///< Clear address
+ std::string address() const; ///< Return printable address representation
- bool operator==(INet6Address const & other) const;
- bool operator!=(INet6Address const & other) const;
+ bool operator==(INet6Address const & other) const; ///< Compare addresses for equality
+ bool operator!=(INet6Address const & other) const; ///< Inverse of above
- struct in6_addr & addr();
- struct in6_addr const & addr() const;
- struct in6_addr * addr_p();
- struct in6_addr const * addr_p() const;
- unsigned addr_len() const;
+ struct in6_addr & addr(); ///< Access internal address representation
+ struct in6_addr const & addr() const;
+ ///< Access internal address representation in const context
+ struct in6_addr * addr_p(); ///< Get pointer to internal address repr
+ struct in6_addr const * addr_p() const;
+ ///< Get const pointer to internal address repr
+ unsigned addr_len() const; ///< Size of an IPv6 address (16 bytes)
protected:
private:
- struct in6_addr addr_;
+ struct in6_addr addr_;
};
+
+ /** \brief Output INet6Address instance as it's string representation
+ */
std::ostream & operator<<(std::ostream & os, INet6Address const & addr);
/** \brief IPv6 socket address
- \implementation The sockaddr_in6 structure has an sin6_flowinfo member. However RFC3493 does
- not give the use of this field and specifies, that the field should be ignored ... so that's
- what we do. Furthermore, the GNU libc reference states, that this field is not implemented
- in the library.
+ This class wraps the standard \c sockaddr_in6 structure. INet6SocketAddress provides access
+ to all members of the sockaddr_in6 structure. Additionally, INet6SocketAddress supports the
+ string representation
+
+ \par "" <tt>[</tt> <i>address</i> [ <tt>\@</tt> <i>interface</i> ] <tt>]:</tt> <i>port</i>
+
+ Where \e address is an arbitrary numeric IPv6 address, \e interface is an optional network
+ interface name and \e port is the port number. The interface specification is only valid if
+ \e address is link-local address. The URL representation of an IPv6 address is as above
+ without the optional interface spec.
+
+ INet6SocketAddress supports conversion constructors from it's string
+ representation. Therefore, wherever a INet6SocketAddress instance is expected, a string may
+ be used instead.
+
+ \implementation The sockaddr_in6 structure has an sin6_flowinfo member. However RFC3493 does
+ not give the use of this field and specifies, that the field should be ignored ... so
+ that's what we do. Furthermore, the GNU libc reference states, that this field is not
+ implemented in the library.
+
+ \implementation We need to return the address in host() by value since we need to return a
+ INet6Address. However, sockaddr_in6 does not have one ...
+
+ \implementation The <tt>char const *</tt> constructor overload is needed to support
+ string-literals where an INet6SocketAddress is expected (the C++ standard does not allow
+ chaining conversion constructors like <tt>char const *</tt> -> \c std::string -> \c
+ INet6SocketAddress)
- \idea Implement a INet6Address_ref class which has an interface identical to INet6Address
- and is convertible to INet6Address (the latter has a conversion constructor taking the
- former as arg). This class however references an external in6_addr instead of containing one
- itself. This can be used in INet6SocketAddress to increase the performance of some
- operations.
+ \idea Implement a INet6Address_ref class which has an interface identical to INet6Address
+ and is convertible to INet6Address (the latter has a conversion constructor taking the
+ former as arg). This class however references an external in6_addr instead of containing one
+ itself. This can be used in INet6SocketAddress to increase the performance of some
+ operations.
*/
class INet6SocketAddress
{
///\name Structors and default members
///@{
- INet6SocketAddress();
+ INet6SocketAddress(); ///< Create empty instance
INet6SocketAddress(std::string const & addr);
- INet6SocketAddress(char const * addr);
- INet6SocketAddress(INet6Address const & addr, unsigned port);
- INet6SocketAddress(INet6Address const & addr, unsigned port, std::string const & iface);
- INet6SocketAddress(std::string const & addr, std::string const & iface);
+ ///< Initialize/convert from string representation
+ INet6SocketAddress(char const * addr); ///< Same as above to support string literals
+ INet6SocketAddress(INet6Address const & addr, unsigned port);
+ ///< Initialize from address and port
+ INet6SocketAddress(INet6Address const & addr, unsigned port, std::string const & iface);
+ ///< Initialize explicitly from given parameters
+ INet6SocketAddress(std::string const & addr, std::string const & iface);
+ ///< Initialize from URL representation and explit interface
///@}
///////////////////////////////////////////////////////////////////////////
- bool operator==(INet6SocketAddress const & other) const;
- bool operator!=(INet6SocketAddress const & other) const;
+ bool operator==(INet6SocketAddress const & other) const; ///< Check addresses for equality
+ bool operator!=(INet6SocketAddress const & other) const; ///< Inverse of above
- void clear();
+ void clear(); ///< Clear socket address
- std::string address() const;
- void address(std::string const & addr);
+ std::string address() const; ///< Get printable address representation
+
+ INet6Address host() const; ///< Get address
+ void host(INet6Address const & addr); ///< Change address
+
+ unsigned port() const; ///< Get port number
+ void port(unsigned poirt); ///< Change port number
+
+ std::string iface() const; ///< Get interface name
+ void iface(std::string const & iface); ///< Change interface
- INet6Address host() const;
- void host(INet6Address const & addr);
-
- unsigned port() const;
- void port(unsigned poirt);
-
- std::string iface() const;
- void iface(std::string const & iface);
-
///\name Generic SocketAddress interface
///@{
protected:
private:
- void assignAddr(std::string const & addr);
- void assignIface(std::string const & iface);
+ void assignAddr(std::string const & addr);
+ void assignIface(std::string const & iface);
- struct sockaddr_in6 sockaddr_;
+ struct sockaddr_in6 sockaddr_;
};
+ /** \brief Output INet6SocketAddress instance as it's string representation
+ */
std::ostream & operator<<(std::ostream & os, INet6SocketAddress const & addr);
/** \brief Signal invalid INet address syntax
- \related INet4Address
- \relatesalso INet6Address
+ \related INet4Address
+ \relatesalso INet6Address
*/
struct InvalidINetAddressException : public std::exception
{ char const * what() const throw() { return "invalid inet address"; } };
/// @{
/** \brief Addressing policy supporting IPv4 addressing
-
- \par Address Type:
- INet4Address
-
- This addressing policy implements addressing using Internet V4
- addresses.
-
- The various members are directly importet from
- GenericAddressingPolicy which see for a detailed
- documentation.
+
+ \par Address Type:
+ INet4Address
+
+ This addressing policy implements addressing using Internet V4
+ addresses.
+
+ The various members are directly imported from
+ GenericAddressingPolicy which see for a detailed
+ documentation.
*/
- struct INet4AddressingPolicy
+ struct INet4AddressingPolicy
: public AddressingPolicyBase,
private GenericAddressingPolicy<INet4Address>
{
};
/** \brief Addressing policy supporting IPv6 addressing
-
- \par Address Type:
- INet6Address
-
- This addressing policy implements addressing using Internet V6
- addresses.
-
- The various members are directly importet from
- GenericAddressingPolicy which see for a detailed
- documentation.
-
- \todo implement
+
+ \par Address Type:
+ INet6SocketAddress
+
+ This addressing policy implements addressing using Internet V6
+ addresses.
+
+ The various members are directly imported from
+ GenericAddressingPolicy which see for a detailed
+ documentation.
*/
struct INet6AddressingPolicy
: public AddressingPolicyBase,
///////////////////////////////hh.e////////////////////////////////////////
#include "INetAddressing.cci"
-//#include "INetAddressing.ct"
+#include "INetAddressing.ct"
//#include "INetAddressing.cti"
//#include "INetAddressing.mpp"
#endif
\f
// Local Variables:
// mode: c++
-// c-file-style: "senf"
// fill-column: 100
+// c-file-style: "senf"
+// indent-tabs-mode: nil
+// ispell-local-dictionary: "american"
+// compile-command: "scons -u test"
+// comment-column: 40
// End: