X-Git-Url: https://git.llucax.com/software/posixx.git/blobdiff_plain/bbf6447e882b27011cf10a07bb9ac6ca4fc85374..6f13e47380788948b958309c89df400fea6b32fb:/src/linux/tipc.hpp

diff --git a/src/linux/tipc.hpp b/src/linux/tipc.hpp
index 09cb498..26bae1d 100644
--- a/src/linux/tipc.hpp
+++ b/src/linux/tipc.hpp
@@ -96,6 +96,9 @@ struct portid: tipc_portid
 	 */
 	portid(__u32 ref, addr node) throw ();
 
+	/// Compares 2 port ids.
+	bool operator == (const portid& other) const throw ();
+
 };
 
 /**
@@ -114,6 +117,9 @@ struct name: tipc_name
 	 */
 	name(__u32 type, __u32 instance) throw ();
 
+	/// Compares 2 port names.
+	bool operator == (const name& other) const throw ();
+
 };
 
 /**
@@ -141,6 +147,9 @@ struct nameseq: tipc_name_seq
 	 */
 	nameseq(__u32 type, __u32 instance) throw ();
 
+	/// Compares 2 port name sequences.
+	bool operator == (const nameseq& other) const throw ();
+
 };
 
 /**
@@ -191,7 +200,19 @@ enum subscr_t
 	 * Allows the topology service to inform the application about
 	 * @b all ports of interest.
 	 */
-	SUB_SERVICE = TIPC_SUB_SERVICE
+	SUB_SERVICE = TIPC_SUB_SERVICE,
+
+	/**
+	 * Instruct the topology service to cancel a previously requested
+	 * subscription.
+	 *
+	 * The application simply resends the original subscription request
+	 * with SUB_CANCEL logically OR'd into the event filter.
+	 *
+	 * @note This is implemented in TIPC 1.7+ only (according to TIPC
+	 *       documentation).
+	 */
+	SUB_CANCEL = TIPC_SUB_CANCEL
 
 };
 
@@ -211,11 +232,38 @@ struct subscr: tipc_subscr
 	 *                (or WAIT_FOREVER).
 	 * @param filter An event filter specifying which events are of
 	 *               interest to the application (see subscr_t).
-	 * @param usr_handle An 8 byte user handle that is application-defined.
+	 * @param usr_handle An 8 byte user handle that is application-defined,
+	 *                   (treated as a string).
 	 */
 	subscr(nameseq seq, __u32 timeout, __u32 filter,
 			const char* usr_handle = "") throw ();
 
+	/**
+	 * Constructor.
+	 *
+	 * @param seq The port name sequence of interest to the application.
+	 * @param timeout A subscription timeout value, in ms
+	 *                (or WAIT_FOREVER).
+	 * @param filter An event filter specifying which events are of
+	 *               interest to the application (see subscr_t).
+	 * @param usr_handle An 8 byte user handle that is application-defined.
+	 *                   (treated as binary data).
+	 * @param handle_size Size of the usr_handle buffer (it should be at
+	 *                    most 8)
+	 */
+	subscr(nameseq seq, __u32 timeout, __u32 filter,
+			const char* usr_handle, size_t handle_size)
+			throw ();
+
+	/// Set the user handle as a string.
+	void handle(const char* usr_handle) throw ();
+
+	/// Set the user handle as binary data.
+	void handle(const char* usr_handle, size_t handle_size) throw ();
+
+	/// Compares 2 subscription request messages.
+	bool operator == (const subscr& other) const throw ();
+
 };
 
 /// Type of events.
@@ -403,6 +451,13 @@ posixx::linux::tipc::portid::portid(__u32 r, addr n) throw ()
 	node = n;
 }
 
+inline
+bool posixx::linux::tipc::portid::operator == (
+		const posixx::linux::tipc::portid& other) const throw ()
+{
+	return memcmp(this, &other, sizeof(*this)) == 0;
+}
+
 inline
 posixx::linux::tipc::name::name(__u32 t, __u32 i) throw ()
 {
@@ -410,6 +465,13 @@ posixx::linux::tipc::name::name(__u32 t, __u32 i) throw ()
 	instance = i;
 }
 
+inline
+bool posixx::linux::tipc::name::operator == (
+		const posixx::linux::tipc::name& other) const throw ()
+{
+	return memcmp(this, &other, sizeof(*this)) == 0;
+}
+
 inline
 posixx::linux::tipc::nameseq::nameseq(__u32 t, __u32 low, __u32 up) throw ()
 {
@@ -426,6 +488,13 @@ posixx::linux::tipc::nameseq::nameseq(__u32 t, __u32 instance) throw ()
 	upper = instance;
 }
 
+inline
+bool posixx::linux::tipc::nameseq::operator == (
+		const posixx::linux::tipc::nameseq& other) const throw ()
+{
+	return memcmp(this, &other, sizeof(*this)) == 0;
+}
+
 inline
 posixx::linux::tipc::subscr::subscr(nameseq s, __u32 t, __u32 f,
 		const char* uh) throw ()
@@ -433,7 +502,37 @@ posixx::linux::tipc::subscr::subscr(nameseq s, __u32 t, __u32 f,
 	seq = s;
 	timeout = t;
 	filter = f;
-	std::memcpy(usr_handle, uh, sizeof(usr_handle));
+	handle(uh);
+}
+
+inline
+posixx::linux::tipc::subscr::subscr(nameseq s, __u32 t, __u32 f,
+		const char* uh, size_t uh_size) throw ()
+{
+	seq = s;
+	timeout = t;
+	filter = f;
+	handle(uh, uh_size);
+}
+
+inline
+void posixx::linux::tipc::subscr::handle(const char* uh) throw ()
+{
+	std::strncpy(usr_handle, uh, sizeof(usr_handle));
+}
+
+inline
+void posixx::linux::tipc::subscr::handle(const char* uh, size_t uh_size)
+		throw ()
+{
+	std::memcpy(usr_handle, uh, uh_size);
+}
+
+inline
+bool posixx::linux::tipc::subscr::operator == (const subscr& other) const
+		throw ()
+{
+	return memcmp(this, &other, sizeof(*this)) == 0;
 }
 
 inline