X-Git-Url: https://git.llucax.com/software/posixx.git/blobdiff_plain/7b35c34eaa3ee421eb5effc63801aeff69a9ffe8..d22d22101e7dda5da951a76408ec32708072849e:/src/socket/inet.hpp?ds=sidebyside

diff --git a/src/socket/inet.hpp b/src/socket/inet.hpp
index 05d6ddf..f86246f 100644
--- a/src/socket/inet.hpp
+++ b/src/socket/inet.hpp
@@ -1,7 +1,7 @@
 #ifndef POSIXX_SOCKET_INET_HPP_
 #define POSIXX_SOCKET_INET_HPP_
 
-#include "../basic_socket.hpp" // posixx::socket
+#include "basic_socket.hpp" // posixx::socket
 
 #include <netinet/in.h> // sockaddr_in, htonl, htons, {PF,AF}_INET, INADDR_ANY
 #include <arpa/inet.h> // inet_addr
@@ -15,27 +15,81 @@ namespace posixx { namespace socket {
 /// Internet Protocol sockets
 namespace inet {
 
+
+/// Address to accept any incoming messages
+const uint32_t any = INADDR_ANY;
+
+/// Address to send to all hosts
+const uint32_t broadcast = INADDR_BROADCAST;
+
+
 /// IP socket address
 struct sockaddr: sockaddr_in
 {
 
 	/**
 	 * Create an IP socket address.
+	 *
+	 * @note The IP address is expected in network byte order but the
+	 *       port is expected in host byte order. This is because this
+	 *       constructor is expected to be used with predefined IP
+	 *       addresses, like any, none, loopback, etc.
+	 *
+	 * @param addr IP address in network byte order
+	 * @param port IP port in host byte order
+	 *
+	 * @see any, none, etc. constants
 	 */
-	sockaddr(u_int16_t port = 0, const std::string& ip = "0.0.0.0")
-			throw ();
+	explicit sockaddr(uint32_t addr = any, uint16_t port = 0) throw ();
 
-	/// Length of this IP socket address
-	socklen_t length() const throw ();
+	/**
+	 * Create an IP socket address.
+	 *
+	 * @param addr String representation of the IP address
+	 * @param port IP port in host byte order
+	 */
+	explicit sockaddr(const std::string& addr, uint16_t port) throw ();
 
-	/// Compare two IP socket addresses
-	bool operator == (const sockaddr& other) const throw ();
+	/**
+	 * Set the IP address and port.
+	 *
+	 * @param addr IP address in network byte order
+	 * @param port IP port in host byte order
+	 *
+	 * @see sockaddr(uint32_t, uint16_t)
+	 */
+	void set(uint32_t addr, uint16_t port) throw();
+
+	/**
+	 * Set the IP address and port.
+	 *
+	 * @param addr String representation of the IP address
+	 * @param port IP port in host byte order
+	 *
+	 * @see sockaddr(const std::string&, uint16_t)
+	 */
+	void set(const std::string& addr, uint16_t port) throw();
+
+	/// Get the IP address as a string
+	std::string addr() const throw ();
+
+	/// Set the IP address (in network byte order)
+	void addr(uint32_t addr) throw ();
+
+	/// Set the IP address from a string
+	void addr(const std::string& addr) throw ();
 
 	/// Get the port number
 	uint16_t port() const throw ();
 
-	/// Get the IP address
-	std::string addr() const throw ();
+	/// Set the port number (port is expected to be in host byte order)
+	void port(uint16_t port) throw ();
+
+	/// Length of this IP socket address
+	socklen_t length() const throw ();
+
+	/// Compare two IP socket addresses
+	bool operator == (const sockaddr& other) const throw ();
 
 }; // struct sockaddr
 
@@ -57,37 +111,37 @@ typedef posixx::socket::basic_socket< traits > socket;
 
 
 inline
-posixx::socket::inet::sockaddr::sockaddr(u_int16_t port, const std::string& ip)
+posixx::socket::inet::sockaddr::sockaddr(uint32_t addr, uint16_t port)
 		throw ()
 {
 	memset(this, 0, sizeof(struct sockaddr_in));
 	sin_family = AF_INET;
-	if (ip == "0.0.0.0") {
-		sin_addr.s_addr = htonl(INADDR_ANY);
-	}
-	else {
-		sin_addr.s_addr = inet_addr(ip.c_str());
-	}
-	sin_port = htons(port);
+	set(addr, port);
 }
 
 inline
-socklen_t posixx::socket::inet::sockaddr::length() const throw ()
+posixx::socket::inet::sockaddr::sockaddr(const std::string& addr, uint16_t port)
+		throw ()
 {
-	return sizeof(sockaddr_in);
+	memset(this, 0, sizeof(struct sockaddr_in));
+	sin_family = AF_INET;
+	set(addr, port);
 }
 
 inline
-bool posixx::socket::inet::sockaddr::operator == (const sockaddr& other) const
+void posixx::socket::inet::sockaddr::set(uint32_t addr, uint16_t port)
 		throw ()
 {
-	return !memcmp(this, &other, sizeof(*this));
+	sin_addr.s_addr = addr;
+	this->port(port);
 }
 
 inline
-uint16_t posixx::socket::inet::sockaddr::port() const throw ()
+void posixx::socket::inet::sockaddr::set(const std::string& addr, uint16_t port)
+		throw ()
 {
-	return ntohs(sin_port);
+	this->addr(addr);
+	this->port(port);
 }
 
 inline
@@ -96,4 +150,41 @@ std::string posixx::socket::inet::sockaddr::addr() const throw ()
 	return inet_ntoa(sin_addr);
 }
 
+inline
+void posixx::socket::inet::sockaddr::addr(uint32_t addr) throw ()
+{
+	sin_addr.s_addr = addr;
+}
+
+inline
+void posixx::socket::inet::sockaddr::addr(const std::string& addr) throw ()
+{
+	sin_addr.s_addr = inet_addr(addr.c_str());
+}
+
+inline
+uint16_t posixx::socket::inet::sockaddr::port() const throw ()
+{
+	return ntohs(sin_port);
+}
+
+inline
+void posixx::socket::inet::sockaddr::port(uint16_t port) throw ()
+{
+	sin_port = htons(port);
+}
+
+inline
+socklen_t posixx::socket::inet::sockaddr::length() const throw ()
+{
+	return sizeof(sockaddr_in);
+}
+
+inline
+bool posixx::socket::inet::sockaddr::operator == (const sockaddr& other) const
+		throw ()
+{
+	return !memcmp(this, &other, sizeof(*this));
+}
+
 #endif // POSIXX_SOCKET_INET_HPP_