Added new interfaces.

I also optimized the node list a bit so as not to use more processing
power than necessary.

src/nodes.c

@@ -40,18 +40,21 @@ static unsigned int node_max;
 // Number of nodes in the list
 static unsigned int node_count;
 
-int init_nodes(unsigned int max_nodes) {
+int NeoComm_init_nodes(unsigned int max_nodes) {
 	node_list = calloc(max_nodes, sizeof(struct node));
 	if(!node_list)
 		return 0;
 
+	for(unsigned int i = 0; i < max_nodes; ++i)
+		node_list[i].address = NULL;
+
 	node_max = max_nodes;
 	node_count = 0;
 
 	return 1;
 }
 
-int resize_node_list(unsigned int new_max_nodes) {
+int NeoComm_resize_node_list(unsigned int new_max_nodes) {
 	if(new_max_nodes <= node_max)
 		return 0;
 
@@ -64,15 +67,15 @@ int resize_node_list(unsigned int new_max_nodes) {
 	return 1;
 }
 
-unsigned int get_node_max() {
+unsigned int NeoComm_get_node_max() {
 	return node_max;
 }
 
-unsigned int get_node_count() {
+unsigned int NeoComm_get_node_count() {
 	return node_count;
 }
 
-int add_node(char *addr, unsigned short port) {
+int NeoComm_add_node(char *addr, unsigned short port) {
 	if(node_count >= node_max)
 		return 0;
 	for(unsigned int i = 0; i < node_count; ++i)
@@ -81,13 +84,39 @@ int add_node(char *addr, unsigned short port) {
 				node_list[i].port == port)
 			return 1;
 	}
-	node_list[node_count].address = addr;
-	node_list[node_count].port = port;
-	node_list[node_count].directory = 0;
-	node_list[node_count].connections = 0;
-	node_list[node_count].max_connections = 0;
+
+	for(unsigned int i = 0; i < node_max; ++i)
+	{
+		if(!node_list[i].address)
+		{
+			node_list[i].address = addr;
+			node_list[i].port = port;
+			node_list[i].directory = 0;
+			node_list[i].connections = 0;
+			node_list[i].max_connections = 0;
+			break;
+		}
+	}
 
 	node_count++;
 
 	return 1;
 }
+
+int NeoComm_remove_node(char *addr, unsigned short port) {
+	int removed = 0;
+	for(unsigned int i = 0; i < node_count; ++i)
+	{
+		if(!removed && strcmp(node_list[i].address, addr) == 0 &&
+				node_list[i].port == port)
+		{
+			node_list[i].address = NULL;
+			node_count--;
+			removed = 1;
+			break;
+		}
+	}
+	if(!removed)
+		return 0;
+	return 1;
+}