*
* It is allowed to call this function even if MeshLink is already started, in which case it will return true.
*
+ * \memberof meshlink_handle
* @param mesh A handle which represents an instance of MeshLink.
- *
+ *
* @param submesh Name of the new Sub-Mesh to create.
*
* @return A pointer to a meshlink_submesh_t which represents this instance of SubMesh, or NULL in case of an error.
* The pointer is valid until meshlink_close() is called.
*/
-meshlink_submesh_t *meshlink_submesh_open(meshlink_handle_t *mesh, const char *submesh);
+meshlink_submesh_t *meshlink_submesh_open(meshlink_handle_t *mesh, const char *submesh);
/// Start MeshLink.
/** This function causes MeshLink to open network sockets, make outgoing connections, and
*
* It is allowed to call this function even if MeshLink is already started, in which case it will return true.
*
+ * \memberof meshlink_handle
* @param mesh A handle which represents an instance of MeshLink.
*
* @return This function will return true if MeshLink has successfully started, false otherwise.
* This function always succeeds. It is allowed to call meshlink_stop() even if MeshLink is already stopped or has never been started.
* Channels that are still open will remain valid, but any communication via channels will stop as well.
*
+ * \memberof meshlink_handle
* @param mesh A handle which represents an instance of MeshLink.
*/
extern void meshlink_stop(meshlink_handle_t *mesh);
* If called at a proper time with a valid handle, this function always succeeds.
* If called within a callback or with an invalid handle, the result is undefined.
*
+ * \memberof meshlink_handle
* @param mesh A handle which represents an instance of MeshLink.
*/
extern void meshlink_close(meshlink_handle_t *mesh);
* to hand the data over to the application's thread.
* The callback should also not block itself and return as quickly as possible.
*
+ * \memberof meshlink_handle
* @param mesh A handle which represents an instance of MeshLink.
* @param cb A pointer to the function which will be called when another node sends data to the local node.
* If a NULL pointer is given, the callback will be disabled.
* to hand the data over to the application's thread.
* The callback should also not block itself and return as quickly as possible.
*
+ * \memberof meshlink_handle
* @param mesh A handle which represents an instance of MeshLink.
* @param cb A pointer to the function which will be called when host node attempts to make
* the connection to another node. If a NULL pointer is given, the callback will be disabled.
extern void meshlink_set_connection_try_cb(meshlink_handle_t *mesh, meshlink_connection_try_cb_t cb);
/// A callback reporting node status changes.
-/** @param mesh A handle which represents an instance of MeshLink.
+/** @param mesh A handle which represents an instance of MeshLink.
* @param node A pointer to a meshlink_node_t describing the node whose status changed.
* This pointer is valid until meshlink_close() is called.
* @param reachable True if the node is reachable, false otherwise.
* to hand the data over to the application's thread.
* The callback should also not block itself and return as quickly as possible.
*
+ * \memberof meshlink_handle
* @param mesh A handle which represents an instance of MeshLink.
* @param cb A pointer to the function which will be called when another node's status changes.
* If a NULL pointer is given, the callback will be disabled.
extern void meshlink_set_node_status_cb(meshlink_handle_t *mesh, meshlink_node_status_cb_t cb);
/// A callback reporting node path MTU changes.
-/** @param mesh A handle which represents an instance of MeshLink.
+/** @param mesh A handle which represents an instance of MeshLink.
* @param node A pointer to a meshlink_node_t describing the node whose status changed.
* This pointer is valid until meshlink_close() is called.
* @param pmtu The current path MTU to the node, or 0 if UDP communication is not (yet) possible.
* to hand the data over to the application's thread.
* The callback should also not block itself and return as quickly as possible.
*
+ * \memberof meshlink_handle
* @param mesh A handle which represents an instance of MeshLink.
* @param cb A pointer to the function which will be called when another node's extended status changes.
* If a NULL pointer is given, the callback will be disabled.
* to hand the data over to the application's thread.
* The callback should also not block itself and return as quickly as possible.
*
+ * \memberof meshlink_handle
* @param mesh A handle which represents an instance of MeshLink.
* @param cb A pointer to the function which will be called when a duplicate node is detected.
* If a NULL pointer is given, the callback will be disabled.
* In case it is NULL, the callback will be called for errors that happen outside the context of a valid mesh instance.
* Otherwise, it will be called for errors that happen in the context of the given mesh instance.
*
+ * \memberof meshlink_handle
* @param mesh A handle which represents an instance of MeshLink, or NULL.
* @param level An enum describing the minimum severity level. Debugging information with a lower level will not trigger the callback.
* @param cb A pointer to the function which will be called when another node sends data to the local node.
* The application should not send packets that are larger than the path MTU, which can be queried with meshlink_get_pmtu().
* The application should take care of getting an acknowledgement and retransmission if necessary.
*
+ * \memberof meshlink_node
* @param mesh A handle which represents an instance of MeshLink.
* @param destination A pointer to a meshlink_node_t describing the destination for the data.
* @param data A pointer to a buffer containing the data to be sent to the source.
* and the path MTU can change at any point in time due to changes in the Internet.
* Therefore, although this should only occur rarely, it can still happen that packets that do not exceed this size get dropped.
*
+ * \memberof meshlink_node
* @param mesh A handle which represents an instance of MeshLink.
* @param destination A pointer to a meshlink_node_t describing the destination for the data.
*
/// Get a handle for our own node.
/** This function returns a handle for the local node.
*
+ * \memberof meshlink_handle
* @param mesh A handle which represents an instance of MeshLink.
*
* @return A pointer to a meshlink_node_t which represents the local node.
/// Get a handle for a specific node.
/** This function returns a handle for the node with the given name.
*
+ * \memberof meshlink_handle
* @param mesh A handle which represents an instance of MeshLink.
* @param name The name of the node for which a handle is requested.
* After this function returns, the application is free to overwrite or free @a name.
/// Get a handle for a specific submesh.
/** This function returns a handle for the submesh with the given name.
*
+ * \memberof meshlink_handle
* @param mesh A handle which represents an instance of MeshLink.
* @param name The name of the submesh for which a handle is requested.
* After this function returns, the application is free to overwrite or free @a name.
/** This function returns a fingerprint of the node's public key.
* It should be treated as an opaque blob.
*
+ * \memberof meshlink_node
* @param mesh A handle which represents an instance of MeshLink.
* @param node A pointer to a meshlink_node_t describing the node.
*
/// Get a list of all nodes.
/** This function returns a list with handles for all known nodes.
*
+ * \memberof meshlink_handle
* @param mesh A handle which represents an instance of MeshLink.
* @param nodes A pointer to a previously allocated array of pointers to meshlink_node_t, or NULL in which case MeshLink will allocate a new array.
* The application can supply an array it allocated itself with malloc, or the return value from the previous call to this function (which is the preferred way).
/** This function signs data using the local node's MeshLink key.
* The generated signature can be securely verified by other nodes.
*
+ * \memberof meshlink_handle
* @param mesh A handle which represents an instance of MeshLink.
* @param data A pointer to a buffer containing the data to be signed.
* @param len The length of the data to be signed.
/// Get the list of all nodes by device class.
/** This function returns a list with handles for all the nodes that matches with the given @a devclass.
*
+ * \memberof meshlink_handle
* @param mesh A handle which represents an instance of MeshLink.
* @param devclass Device class of the nodes for which the list has to be obtained.
* @param nodes A pointer to a previously allocated array of pointers to meshlink_node_t, or NULL in which case MeshLink will allocate a new array.
/// Get the list of all nodes by Submesh.
/** This function returns a list with handles for all the nodes that matches with the given @a Submesh.
*
+ * \memberof meshlink_submesh
* @param mesh A handle which represents an instance of MeshLink.
* @param submesh Submesh handle of the nodes for which the list has to be obtained.
* @param nodes A pointer to a previously allocated array of pointers to meshlink_node_t, or NULL in which case MeshLink will allocate a new array.
/// Get the node's device class.
/** This function returns the device class of the given node.
*
+ * \memberof meshlink_node
* @param mesh A handle which represents an instance of MeshLink.
* @param node A pointer to a meshlink_node_t describing the node.
*
/// Get the node's submesh handle.
/** This function returns the submesh handle of the given node.
*
+ * \memberof meshlink_node
* @param mesh A handle which represents an instance of MeshLink.
* @param node A pointer to a meshlink_node_t describing the node.
*
/// Verify the signature generated by another node of a piece of data.
/** This function verifies the signature that another node generated for a piece of data.
*
+ * \memberof meshlink_node
* @param mesh A handle which represents an instance of MeshLink.
* @param source A pointer to a meshlink_node_t describing the source of the signature.
* @param data A pointer to a buffer containing the data to be verified.
* If a canonical Address is set for the local node,
* it will be used for the hostname part of generated invitation URLs.
*
+ * \memberof meshlink_node
* @param mesh A handle which represents an instance of MeshLink.
* @param node A pointer to a meshlink_node_t describing the node.
* @param address A nul-terminated C string containing the address, which can be either in numeric format or a hostname.
/// Add an Address for the local node.
/** This function adds an Address for the local node, which will be used for invitation URLs.
*
+ * \memberof meshlink_handle
* @param mesh A handle which represents an instance of MeshLink.
* @param address A nul-terminated C string containing the address, which can be either in numeric format or a hostname.
*
* There is no guarantee it will be able to resolve the external address.
* Failures might be because by temporary network outages.
*
+ * \memberof meshlink_handle
* @param mesh A handle which represents an instance of MeshLink.
*
* @return This function returns a pointer to a C string containing the discovered external address,
* There is no guarantee it will be able to resolve the external address.
* Failures might be because by temporary network outages.
*
+ * \memberof meshlink_handle
* @param mesh A handle which represents an instance of MeshLink.
* @param address_family The address family to check, for example AF_INET or AF_INET6. If AF_UNSPEC is given,
* this might return the external address for any working address family.
* This function will fail if it couldn't find a local address for the given address family.
* If hostname resolving is requested, this function may block for a few seconds.
*
+ * \memberof meshlink_handle
* @param mesh A handle which represents an instance of MeshLink.
* @param address_family The address family to check, for example AF_INET or AF_INET6. If AF_UNSPEC is given,
* this might return the local address for any working address family.
*
* Read the description of meshlink_get_external_address() for the limitations of this function.
*
+ * \memberof meshlink_handle
* @param mesh A handle which represents an instance of MeshLink.
*
* @return This function returns true if the address was added, false otherwise.
/// Get the network port used by the local node.
/** This function returns the network port that the local node is listening on.
*
+ * \memberof meshlink_handle
* @param mesh A handle which represents an instance of MeshLink.
*
* @return This function returns the port number, or -1 in case of an error.
* that the other nodes may no longer be able to initiate connections to the local node,
* since they will try to connect to the previously configured port.
*
+ * \memberof meshlink_handle
* @param mesh A handle which represents an instance of MeshLink.
* @param port The port number to listen on. This must be between 0 and 65535.
* If the port is set to 0, then MeshLink will listen on a port
* Note that timeouts are only checked at the time a node tries to join using an invitation.
* The default timeout for invitations is 1 week.
*
+ * \memberof meshlink_handle
* @param mesh A handle which represents an instance of MeshLink.
* @param timeout The timeout for invitations in seconds.
*/
* This URL should be passed by the application to the invitee in a way that no eavesdroppers can see the URL.
* The URL can only be used once, after the user has joined the mesh the URL is no longer valid.
*
+ * \memberof meshlink_handle
* @param mesh A handle which represents an instance of MeshLink.
* @param submesh A handle which represents an instance of SubMesh.
* @param name A nul-terminated C string containing the name that the invitee will be allowed to use in the mesh.
*
* Calling this function is equal to callen meshlink_invite_ex() with flags set to 0.
*
+ * \memberof meshlink_handle
* @param mesh A handle which represents an instance of MeshLink.
* @param submesh A handle which represents an instance of SubMesh.
* @param name A nul-terminated C string containing the name that the invitee will be allowed to use in the mesh.
* There is no guarantee it will perform a successful join.
* Failures might be caused by temporary network outages, or by the invitation having expired.
*
+ * \memberof meshlink_handle
* @param mesh A handle which represents an instance of MeshLink.
* @param invitation A nul-terminated C string containing the invitation URL.
* After this function returns, the application is free to overwrite or free @a invitation.
*
* Note that to create a working connection between two nodes, both must call meshink_export() and both must meshlink_import() each other's data.
*
+ * \memberof meshlink_handle
* @param mesh A handle which represents an instance of MeshLink.
*
* @return This function returns a nul-terminated C string that contains the exported key and addresses, or NULL in case of an error.
*
* Note that to create a working connection between two nodes, both must call meshink_export() and both must meshlink_import() each other's data.
*
+ * \memberof meshlink_handle
* @param mesh A handle which represents an instance of MeshLink.
* @param data A nul-terminated C string containing the other node's exported key and addresses.
* After this function returns, the application is free to overwrite or free @a data.
* The local node will drop any existing connections to that node,
* and will not send data to it nor accept any data received from it any more.
*
+ * \memberof meshlink_node
* @param mesh A handle which represents an instance of MeshLink.
* @param node A pointer to a meshlink_node_t describing the node to be blacklisted.
*/
* The local node will allow connections to and from that node,
* and will send data to it and accept any data received from it.
*
+ * \memberof meshlink_node
* @param mesh A handle which represents an instance of MeshLink.
* @param node A pointer to a meshlink_node_t describing the node to be whitelisted.
*/
* The whitelist/blacklist status of a node may be changed afterwards with the
* meshlink_whitelist() and meshlink_blacklist() functions.
*
+ * \memberof meshlink_handle
* @param mesh A handle which represents an instance of MeshLink.
* @param blacklist True if new nodes are to be blacklisted, false if whitelisted.
*/
*
* If no accept callback is set, incoming channels are rejected.
*
+ * \memberof meshlink_handle
* @param mesh A handle which represents an instance of MeshLink.
* @param cb A pointer to the function which will be called when another node sends data to the local node.
* If a NULL pointer is given, the callback will be disabled.
* to hand the data over to the application's thread.
* The callback should also not block itself and return as quickly as possible.
*
+ * \memberof meshlink_channel
* @param mesh A handle which represents an instance of MeshLink.
* @param channel A handle for the channel.
* @param cb A pointer to the function which will be called when another node sends data to the local node.
* to pass data to or from the application's thread.
* The callback should also not block itself and return as quickly as possible.
*
+ * \memberof meshlink_channel
* @param mesh A handle which represents an instance of MeshLink.
* @param channel A handle for the channel.
* @param cb A pointer to the function which will be called when data can be sent to another node.
/** This function sets the desired size of the send buffer.
* The default size is 128 kB.
*
+ * \memberof meshlink_channel
* @param mesh A handle which represents an instance of MeshLink.
* @param channel A handle for the channel.
* @param size The desired size for the send buffer.
/** This function sets the desired size of the receive buffer.
* The default size is 128 kB.
*
+ * \memberof meshlink_channel
* @param mesh A handle which represents an instance of MeshLink.
* @param channel A handle for the channel.
* @param size The desired size for the send buffer.
* When the application does no longer need to use this channel, it must call meshlink_close()
* to free its resources.
*
+ * \memberof meshlink_node
* @param mesh A handle which represents an instance of MeshLink.
* @param node The node to which this channel is being initiated.
* @param port The port number the peer wishes to connect to.
* Calling this function is equivalent to calling meshlink_channel_open_ex()
* with the flags set to MESHLINK_CHANNEL_TCP.
*
+ * \memberof meshlink_node
* @param mesh A handle which represents an instance of MeshLink.
* @param node The node to which this channel is being initiated.
* @param port The port number the peer wishes to connect to.
*
* Shutting down the receive direction is also possible, and is equivalent to setting the receive callback to NULL.
*
+ * \memberof meshlink_channel
* @param mesh A handle which represents an instance of MeshLink.
* @param channel A handle for the channel.
* @param direction Must be one of SHUT_RD, SHUT_WR or SHUT_RDWR, otherwise this call will not have any affect.
* It is allowed to call this function at any time on a valid handle, even inside callback functions.
* If called with a valid handle, this function always succeeds, otherwise the result is undefined.
*
+ * \memberof meshlink_channel
* @param mesh A handle which represents an instance of MeshLink.
* @param channel A handle for the channel.
*/
/// Transmit data on a channel
/** This queues data to send to the remote node.
*
+ * \memberof meshlink_channel
* @param mesh A handle which represents an instance of MeshLink.
* @param channel A handle for the channel.
* @param data A pointer to a buffer containing data sent by the source, or NULL if there is no data to send.
* Multiple buffers can be registered, in which case data will be sent in the order the buffers were registered.
* While there are still buffers with unsent data, the poll callback will not be called.
*
+ * \memberof meshlink_channel
* @param mesh A handle which represents an instance of MeshLink.
* @param channel A handle for the channel.
* @param data A pointer to a buffer containing data sent by the source, or NULL if there is no data to send.
* The callback may be returned early if there is an error reading from the filedescriptor.
* While there is still with unsent data, the poll callback will not be called.
*
+ * \memberof meshlink_channel
* @param mesh A handle which represents an instance of MeshLink.
* @param channel A handle for the channel.
* @param fd A file descriptor from which data will be read.
* Multiple buffers can be registered, in which case data will be received in the order the buffers were registered.
* While there are still buffers that have not been filled, the receive callback will not be called.
*
+ * \memberof meshlink_channel
* @param mesh A handle which represents an instance of MeshLink.
* @param channel A handle for the channel.
* @param data A pointer to a buffer that will be filled with incoming data.
* The callback may be returned early if there is an error writing to the filedescriptor.
* While there is still unread data, the receive callback will not be called.
*
+ * \memberof meshlink_channel
* @param mesh A handle which represents an instance of MeshLink.
* @param channel A handle for the channel.
* @param fd A file descriptor to which data will be written.
/// Get channel flags.
/** This returns the flags used when opening this channel.
*
+ * \memberof meshlink_channel
* @param mesh A handle which represents an instance of MeshLink.
* @param channel A handle for the channel.
*
/** This returns the amount of bytes in the send buffer.
* These bytes have not been received by the peer yet.
*
+ * \memberof meshlink_channel
* @param mesh A handle which represents an instance of MeshLink.
* @param channel A handle for the channel.
*
/** This returns the amount of bytes in the receive buffer.
* These bytes have not been processed by the application yet.
*
+ * \memberof meshlink_channel
* @param mesh A handle which represents an instance of MeshLink.
* @param channel A handle for the channel.
*
/** This function indicates to meshlink that the given hostname is likely found
* at the given IP address and port.
*
+ * \memberof meshlink_node
* @param mesh A handle which represents an instance of MeshLink.
* @param node A pointer to a meshlink_node_t describing the node to add the address hint for.
* @param addr The IP address and port which should be tried for the
/** This controls whether zeroconf discovery using the Catta library will be
* enabled to search for peers on the local network. By default, it is enabled.
*
+ * \memberof meshlink_handle
* @param mesh A handle which represents an instance of MeshLink.
* @param enable Set to true to enable discovery, false to disable.
*/
/** This rotates the (master) key for an encrypted storage and discards the old key
* if the call succeeded. This is an atomic call.
*
+ * \memberof meshlink_handle
* @param mesh A handle which represents an instance of MeshLink.
* @param key A pointer to the new key used to encrypt storage.
* @param keylen The length of the new key in bytes.
/// Set device class timeouts
/** This sets the ping interval and timeout for a given device class.
*
+ * \memberof meshlink_handle
* @param mesh A handle which represents an instance of MeshLink.
* @param devclass The device class to update
* @param pinginterval The interval between keepalive packets, in seconds. The default is 60.