--- a/src/Network/Address.hh Mon Dec 15 16:41:00 2008 +0000
+++ b/src/Network/Address.hh Mon Dec 15 23:56:42 2008 +0000
@@ -1,16 +1,159 @@
#ifndef NETWORK_ADDRESS_HH
#define NETWORK_ADDRESS_HH
-#include <ClanLib/Network/Socket/ip_address.h>
+#include "../Error.hh"
+
+/*
+ * Platform-specific includes
+ */
+#ifndef WIN32
+ // linux
+ #include <sys/types.h>
+ #include <sys/socket.h>
+ #include <netdb.h>
+#else
+ #error "This network code won't compile on win32 :)"
+#endif
+
+#include <string>
+
+// assume...
+#if INET6_ADDRSTRLEN < INET_ADDRSTRLEN
+ #error INET6_ADDRSTRLEN is smaller than INET_ADDRSTRLEN
+#endif
+
+/**
+ * Length of a network address
+ */
+const socklen_t NETWORK_ADDRESS_LENGTH = INET6_ADDRSTRLEN;
/**
* We use ClanLib's IPAddress API, but with our own name
*/
-typedef CL_IPAddress NetworkAddress;
+class NetworkAddress {
+ private:
+ /**
+ * Our human-readable hostname
+ */
+ std::string hostname;
+
+ /**
+ * Our human-readable service
+ */
+ std::string service;
+
+ /**
+ * Our machine-readable address and its length
+ */
+ sockaddr_storage address;
+ socklen_t address_length;
+
+ public:
+ /**
+ * Construct an empty NetworkAddress
+ */
+ NetworkAddress (void);
+
+ /**
+ * Construct a NetworkAddress with a NULL hostname, and a specific service
+ */
+ NetworkAddress (std::string service);
+
+ /**
+ * Construct a NetworkAddress on a specific hostname and service
+ */
+ NetworkAddress (std::string hostname, std::string service);
+
+ /**
+ * Construct a NetworkAddress from a machine-readable address of the given length
+ */
+ NetworkAddress (const sockaddr *addr, socklen_t len);
+
+ public:
+ /**
+ * Get a addrinfo* for this address using the given family/type/protocol/flags.
+ *
+ * Remember to free the returned pointer using freeaddrinfo() after use.
+ *
+ * @param family the socket family for hints.ai_family
+ * @param socktype the socket type for hints.ai_socktype
+ * @param protoocl the socket protocol for hints.ai_protocol
+ * @param flags the flags for hints.ai_flags
+ * @return linked list of addrinfo's
+ * @throw NetworkAddressError if resolving this address fails
+ */
+ addrinfo* get_addrinfo (int family, int socktype, int protocol = 0, int flags = 0) const;
+
+ /**
+ * Get a sockaddr* for this address. This is only valid for NetworkAddress's which have had set_sockaddr called
+ * on them.
+ *
+ * @param len_ref updated to the sockaddr length
+ * @return borrowed sockaddr pointer
+ */
+ const sockaddr* get_sockaddr (socklen_t &len_ref) const;
+
+ /**
+ * Set a sockaddr for this address
+ *
+ * @param addr the address to copy, of len bytes
+ * @param len the size of the sockaddr
+ */
+ void set_sockaddr (const sockaddr *addr, socklen_t len);
+
+ /**
+ * Get the human-readable hostname
+ */
+ std::string get_hostname (void) const { return hostname; }
+
+ /**
+ * Get the human-readable service name
+ */
+ std::string get_service (void) const { return service; }
+
+ /**
+ * Equal-to comparison operator. This requires that the machine-readable address be available.
+ */
+ bool operator== (const NetworkAddress &other) const {
+ return (address_length == other.address_length) && memcmp(&address, &other.address, address_length) == 0;
+ }
+
+ /**
+ * Not-qqual-to comparison operator. This requires that the machine-readable address be available.
+ */
+ bool operator!= (const NetworkAddress &other) const {
+ return (address_length != other.address_length) || memcmp(&address, &other.address, address_length) != 0;
+ }
+
+ /**
+ * Less-than comparison operator. Smaller addresses are always lesser.
+ */
+ bool operator< (const NetworkAddress &other) const {
+ return (address_length < other.address_length) || memcmp(&address, &other.address, other.address_length) < 0;
+ }
+
+ /**
+ * Greater-than comparison operator. Bigger addresses are always greater.
+ */
+ bool operator> (const NetworkAddress &other) const {
+ return (address_length > other.address_length) || memcmp(&address, &other.address, address_length) > 0;
+ }
+};
/**
* Formatted as [<addr>:<port>]
*/
std::ostream& operator<< (std::ostream &s, const NetworkAddress &addr);
+/**
+ *
+ */
+class NetworkAddressError : public Error {
+ protected:
+ static std::string build_str (const NetworkAddress &addr, const char *op, const char *msg);
+
+ public:
+ NetworkAddressError (const NetworkAddress &addr, const char *op, const char *msg);
+};
+
#endif /* NETWORK_ADDRESS_HH */