Bind publishers to "::" (-> IPv6) by default to support connections f…

…rom both IPv6 and IPv4. (#24)

* Bind publishers to "::" (-> IPv6) by default to support connections from both IPv6 and IPv4.

* Updated version number

tcp_pubsub/include/tcp_pubsub/publisher.h

@@ -63,8 +63,11 @@ namespace tcp_pubsub
  * used for logging.
  * 
  * @param[in] address
- * The IP address to bind to. When setting this to "0.0.0.0"
- * connections from any IP are accepted.
+ * The IP address to bind to. When setting this to "::",
+ * connections from any IPv6 & IPv4 are accepted.
+ * Tip: use an IPv6 IP here to accept both IPv4 and IPv6
+ * addresses. If "0.0.0.0" is used, the connections will be
+ * limited to IPv4 connections.
  * 
  * @param[in] port
  * The port to accept connections from. When setting to "0",
@@ -87,8 +90,9 @@ namespace tcp_pubsub
  * port, isRunning() will return false.
  *
  * When the port can be opened, the Publisher will immediatelly accept
- * connections from Subscribers. Whether the Publisher is running can be
- * checked with isRunning().
+ * connections from Subscribers. It is bound to "::", meaning that it will
+ * accept connections from any IPv6 and IPv4 connection. Whether the
+ * Publisher is running can be checked with isRunning().
  *
  * @param[in] executor
  * The (global) executor that shall execute the workload and be

tcp_pubsub/src/publisher.cpp

@@ -15,7 +15,7 @@ namespace tcp_pubsub
  }
 
  Publisher::Publisher(const std::shared_ptr<Executor>& executor, uint16_t port)
- : Publisher(executor, "0.0.0.0", port)
+ : Publisher(executor, "::", port)
  {}
 
  Publisher::~Publisher()

tcp_pubsub/version.cmake

@@ -1,3 +1,3 @@
 set(TCP_PUBSUB_VERSION_MAJOR 1)
 set(TCP_PUBSUB_VERSION_MINOR 0)
-set(TCP_PUBSUB_VERSION_PATCH 4)
+set(TCP_PUBSUB_VERSION_PATCH 5)