X-Git-Url: http://git.meshlink.io/?a=blobdiff_plain;f=src%2Fmeshlink.c;h=4162b36e7c7f569b01be95f675546868ccc16d1c;hb=4216a7e7a1897c0e34ce82e7c2c4cc82070c7b10;hp=5940c70e8e54fdac55e32c3d27e93a6a4bd7eb6c;hpb=9457a9cdb66473ad36923845b0f5fb359eec2ef0;p=meshlink

diff --git a/src/meshlink.c b/src/meshlink.c
index 5940c70e..4162b36e 100644
--- a/src/meshlink.c
+++ b/src/meshlink.c
@@ -516,7 +516,7 @@ static bool try_bind(int port) {
 
 static int check_port(meshlink_handle_t *mesh) {
 	for(int i = 0; i < 1000; i++) {
-		int port = 0x1000 + (rand() & 0x7fff);
+		int port = 0x1000 + prng(mesh, 0x8000);
 
 		if(try_bind(port)) {
 			free(mesh->myport);
@@ -1286,6 +1286,8 @@ meshlink_handle_t *meshlink_open_ex(const meshlink_open_params_t *params) {
 	mesh->log_cb = global_log_cb;
 	mesh->log_level = global_log_level;
 
+	randomize(&mesh->prng_state, sizeof(mesh->prng_state));
+
 	memcpy(mesh->dev_class_traits, default_class_traits, sizeof(default_class_traits));
 
 	if(usingname) {
@@ -1615,10 +1617,12 @@ void meshlink_close(meshlink_handle_t *mesh) {
 	free(mesh->confbase);
 	free(mesh->config_key);
 	ecdsa_free(mesh->private_key);
-	pthread_mutex_destroy(&(mesh->mesh_mutex));
 
 	main_config_unlock(mesh);
 
+	pthread_mutex_unlock(&mesh->mesh_mutex);
+	pthread_mutex_destroy(&mesh->mesh_mutex);
+
 	memset(mesh, 0, sizeof(*mesh));
 
 	free(mesh);
@@ -1714,6 +1718,17 @@ void meshlink_set_log_cb(meshlink_handle_t *mesh, meshlink_log_level_t level, me
 	}
 }
 
+void meshlink_set_error_cb(struct meshlink_handle *mesh, meshlink_error_cb_t cb) {
+	if(!mesh) {
+		meshlink_errno = MESHLINK_EINVAL;
+		return;
+	}
+
+	pthread_mutex_lock(&(mesh->mesh_mutex));
+	mesh->error_cb = cb;
+	pthread_mutex_unlock(&(mesh->mesh_mutex));
+}
+
 bool meshlink_send(meshlink_handle_t *mesh, meshlink_node_t *destination, const void *data, size_t len) {
 	meshlink_packethdr_t *hdr;
 
@@ -3520,11 +3535,24 @@ void handle_network_change(meshlink_handle_t *mesh, bool online) {
 	retry(mesh);
 }
 
+void call_error_cb(meshlink_handle_t *mesh) {
+	// We should only call the callback function if we are in the background thread.
+	if(!mesh->error_cb) {
+		return;
+	}
+
+	if(!mesh->threadstarted) {
+		return;
+	}
+
+	if(mesh->thread == pthread_self()) {
+		mesh->error_cb(mesh, meshlink_errno);
+	}
+}
+
+
 static void __attribute__((constructor)) meshlink_init(void) {
 	crypto_init();
-	unsigned int seed;
-	randomize(&seed, sizeof(seed));
-	srand(seed);
 }
 
 static void __attribute__((destructor)) meshlink_exit(void) {