New Structure

RaspberryPi/configreader.c

@@ -0,0 +1,44 @@
+#include "configreader.h"
+#include <libconfig.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+config_t cfg;
+const config_setting_t *pins;
+
+void cfginit(void) {
+    
+    config_init(&cfg);
+    if (!config_read_file(&cfg, "./settings.cfg")) {
+        fprintf(stderr, "%s:%d - %s\n", config_error_file(&cfg), config_error_line(&cfg), config_error_text(&cfg));
+        config_destroy(&cfg);
+        //return(EXIT_FAILURE);
+    }
+}
+
+void cfgdestroy(void) {
+    //free ram
+    config_destroy(&cfg);
+}
+
+void cfgreinit(void) {
+    cfgdestroy();
+    cfginit();
+}
+
+int cfgreadpinnumber(int element) {
+    pins = config_lookup(&cfg, "pins");
+    int length = config_setting_length(pins);
+    if (element < length) {
+        return config_setting_get_int_elem(pins, element);
+    } else {
+        printf("No pins configuration item found.\n");
+        return 7;
+    }
+    
+}
+
+int cfgreadpinamount(void) {
+    pins = config_lookup(&cfg, "pins");
+    return config_setting_length(pins);
+}