diff --git a/include/resource.h b/include/resource.h
new file mode 100644
index 0000000..47c3d2e
--- /dev/null
+++ b/include/resource.h
@@ -0,0 +1,27 @@
+#pragma once
+
+#include "process.h"
+#include <stddef.h>
+
+enum resource_type_t
+{
+    RESOURCE_UNAVAILABLE = 0,
+    RESOURCE_PROCESS
+};
+
+struct resource_t
+{
+    size_t type;
+    union
+    {
+        struct process_t process;
+    };
+};
+
+struct resource_table_t
+{
+    struct resource_t *array;
+    size_t capacity;
+};
+
+int find_resource_slot(struct resource_table_t *table);
diff --git a/src/resource.c b/src/resource.c
new file mode 100644
index 0000000..7867800
--- /dev/null
+++ b/src/resource.c
@@ -0,0 +1,13 @@
+#include "resource.h"
+
+int find_resource_slot(struct resource_table_t *table)
+{
+    for(int i = 0; i < table->capacity; i++)
+    {
+        if(table->array[i].type == RESOURCE_UNAVAILABLE)
+        {
+            return i;
+        }
+    }
+    return -1;
+}