* @param cb A pointer to the function which will be called when the remote node sends data to the local node.
* @param data A pointer to a buffer containing data to already queue for sending.
* @param len The length of the data.
+ * If len is 0, the data pointer is copied into the channel's priv member.
* @param flags A bitwise-or'd combination of flags that set the semantics for this channel.
*
* @return A handle for the channel, or NULL in case of an error.
* @param port The port number the peer wishes to connect to.
* @param data A pointer to a buffer containing data to already queue for sending.
* @param len The length of the data.
+ * If len is 0, the data pointer is copied into the channel's priv member.
* @param flags A bitwise-or'd combination of flags that set the semantics for this channel.
*
* @return A handle for the channel, or NULL in case of an error.