Config parser

1 files changed, 74 insertions, 0 deletions

diff --git a/artnet.c b/artnet.c
index e69de29..a245cf1 100644
--- a/artnet.c
+++ b/artnet.c
@@ -0,0 +1,74 @@
+#include <string.h>
+#include "artnet.h"
+
+size_t ninstances = 0;
+instance* instances = NULL;
+
+int artnet_init(){
+	backend artnet = {
+		.name = "artnet",
+		.conf = artnet_configure,
+		.create = artnet_instance,
+		.conf_instance = artnet_configure_instance,
+		.channel = artnet_channel,
+		.handle = artnet_set,
+		.process = artnet_handle,
+		.shutdown = artnet_shutdown
+	};
+
+	//register backend
+	if(!mm_backend_register(artnet)){
+		fprintf(stderr, "Failed to register ArtNet backend\n");
+		return 1;
+	}
+	return 0;
+}
+
+static int artnet_configure(char* option, char* value){
+	fprintf(stderr, "ArtNet backend configured: %s -> %s\n", option, value);
+	return 0;
+}
+
+static instance* artnet_instance(){
+	fprintf(stderr, "Creating new ArtNet instance\n");
+	instances = realloc(instances, (ninstances + 1) * sizeof(instance));
+	if(!instances){
+		fprintf(stderr, "Failed to allocate memory\n");
+		ninstances = 0;
+		return NULL;
+	}
+	memset(instances + ninstances, 0, sizeof(instance));
+	ninstances++;
+	return instances + (ninstances - 1);
+}
+
+static int artnet_configure_instance(instance* instance, char* option, char* value){
+	fprintf(stderr, "ArtNet instance configured: %s -> %s\n", option, value);
+	return 1;
+}
+
+static channel* artnet_channel(instance* instance, char* spec){
+	fprintf(stderr, "Parsing ArtNet channelspec %s\n", spec);
+	return NULL;
+}
+
+static int artnet_set(size_t num, channel* c, channel_value* v){
+	return 1;
+}
+
+static int artnet_handle(size_t num, int* fd, void** data){
+	return 1;
+}
+
+static int artnet_shutdown(){
+	size_t u;
+
+	for(u = 0; u < ninstances; u++){
+		mm_instance_free(instances + u);
+	}
+	free(instances);
+	ninstances = 0;
+
+	fprintf(stderr, "ArtNet backend shut down\n");
+	return 0;
+}