X-Git-Url: http://git.meshlink.io/?a=blobdiff_plain;f=src%2Fmeshlink_internal.h;h=e7b184e40caccbe6e3abb319e36eff0f980a2e7e;hb=477973fd217114dec8218cb7f8d99655272a3669;hp=4056df316ed0ed27cd1fb391e08ee836ddc998da;hpb=fd7e81983ca4cae7cdf2a67a35500284f17761c4;p=meshlink

diff --git a/src/meshlink_internal.h b/src/meshlink_internal.h
index 4056df31..e7b184e4 100644
--- a/src/meshlink_internal.h
+++ b/src/meshlink_internal.h
@@ -32,6 +32,7 @@
 #include "meshlink_queue.h"
 #include "sockaddr.h"
 #include "sptps.h"
+#include "xoshiro.h"
 
 #include <pthread.h>
 
@@ -53,6 +54,7 @@ typedef struct listen_socket_t {
 	struct io_t tcp;
 	struct io_t udp;
 	sockaddr_t sa;
+	sockaddr_t broadcast_sa;
 	bool bindto;
 } listen_socket_t;
 
@@ -76,6 +78,15 @@ struct meshlink_open_params {
 	size_t keylen;
 };
 
+/// Device class traits
+typedef struct {
+	int pinginterval;
+	int pingtimeout;
+	unsigned int min_connects;
+	unsigned int max_connects;
+	int edge_weight;
+} dev_class_traits_t;
+
 /// A handle for an instance of MeshLink.
 struct meshlink_handle {
 	// public members
@@ -121,15 +132,18 @@ struct meshlink_handle {
 	timeout_t periodictimer;
 
 	struct connection_t *everyone;
+	uint64_t prng_state[4];
 
 	int next_pit;
 	int pits[10];
 
 	// Infrequently used callbacks
 	meshlink_node_status_cb_t node_status_cb;
+	meshlink_node_pmtu_cb_t node_pmtu_cb;
 	meshlink_channel_accept_cb_t channel_accept_cb;
 	meshlink_node_duplicate_cb_t node_duplicate_cb;
 	meshlink_connection_try_cb_t connection_try_cb;
+	meshlink_error_cb_t error_cb;
 
 	// Mesh parameters
 	char *appname;
@@ -138,14 +152,14 @@ struct meshlink_handle {
 	struct ecdsa *private_key;
 	struct ecdsa *invitation_key;
 
-	int32_t devclass;
+	dev_class_t devclass;
 
 	int invitation_timeout;
-	int pinginterval;       /* seconds between pings */
-	int pingtimeout;        /* seconds to wait for response */
 	int maxtimeout;
 	int udp_choice;
 
+	dev_class_traits_t dev_class_traits[DEV_CLASS_COUNT];
+
 	int netns;
 
 	bool default_blacklist;
@@ -159,6 +173,9 @@ struct meshlink_handle {
 
 	// Thread management
 	pthread_t thread;
+	pthread_cond_t cond;
+	pthread_mutex_t discovery_mutex;
+	pthread_cond_t discovery_cond;
 	bool threadstarted;
 	bool discovery_threadstarted;
 
@@ -202,12 +219,28 @@ struct meshlink_submesh {
 	void *priv;
 };
 
+/// An AIO buffer.
+typedef struct meshlink_aio_buffer {
+	const void *data;
+	int fd;
+	size_t len;
+	size_t done;
+	union {
+		meshlink_aio_cb_t buffer;
+		meshlink_aio_fd_cb_t fd;
+	} cb;
+	void *priv;
+	struct meshlink_aio_buffer *next;
+} meshlink_aio_buffer_t;
+
 /// A channel.
 struct meshlink_channel {
 	struct node_t *node;
 	void *priv;
 
 	struct utcp_connection *c;
+	meshlink_aio_buffer_t *aio_send;
+	meshlink_aio_buffer_t *aio_receive;
 	meshlink_channel_receive_cb_t receive_cb;
 	meshlink_channel_poll_cb_t poll_cb;
 };
@@ -218,21 +251,21 @@ typedef struct meshlink_packethdr {
 	uint8_t source[16];
 } __attribute__((__packed__)) meshlink_packethdr_t;
 
-extern void meshlink_send_from_queue(event_loop_t *el, meshlink_handle_t *mesh);
+extern void meshlink_send_from_queue(event_loop_t *loop, void *mesh);
 extern void update_node_status(meshlink_handle_t *mesh, struct node_t *n);
+extern void update_node_pmtu(meshlink_handle_t *mesh, struct node_t *n);
 extern meshlink_log_level_t global_log_level;
 extern meshlink_log_cb_t global_log_cb;
-extern int check_port(meshlink_handle_t *mesh);
 extern void handle_duplicate_node(meshlink_handle_t *mesh, struct node_t *n);
 extern void handle_network_change(meshlink_handle_t *mesh, bool online);
+extern void call_error_cb(meshlink_handle_t *mesh, meshlink_errno_t meshlink_errno);
 
-/// Device class traits
-typedef struct {
-	unsigned int min_connects;
-	unsigned int max_connects;
-	int edge_weight;
-} dev_class_traits_t;
+/// Per-instance PRNG
+static inline int prng(meshlink_handle_t *mesh, uint64_t max) {
+	return xoshiro(mesh->prng_state) % max;
+}
 
-extern const dev_class_traits_t dev_class_traits[];
+/// Fudge value of ~0.1 seconds, in microseconds.
+static const unsigned int TIMER_FUDGE = 0x20000;
 
 #endif