2 files changed, 61 insertions, 0 deletions
diff --git a/src/global.c b/src/global.c
new file mode 100644
index 0000000..d9dc3bf
--- /dev/null
+++ b/src/global.c
@@ -0,0 +1,36 @@
+#include <stdlib.h>
+#include <string.h>
+#include "global.h"
+
+static data_store* data = NULL;
+
+// returns global data_store
+data_store* datamodel()
+{
+	if(data == NULL)
+	{
+		data = malloc(sizeof(data_store));
+		memset(data, 0, sizeof(data_store));
+	}
+
+	return data;
+}
+
+// indicate which part of model has been changed,
+// so UI can be redrawn
+void updated_model(update_type_t action)
+{
+	switch(action)
+	{
+		case update_type_players:
+			// ui_redraw_player_list()
+			break;
+		case update_type_stacks:
+			// ui_redraw_stacks()
+			break;
+		case update_type_hand:
+			// ui_redraw_hand()
+			break;
+	}
+}
+
diff --git a/src/global.h b/src/global.h
new file mode 100644
index 0000000..c8ad6d3
--- /dev/null
+++ b/src/global.h
@@ -0,0 +1,25 @@
+#ifndef OXEN_GLOBAL_H
+#define OXEN_GLOBAL_H
+
+#include "player.h"
+#include "table_stacks.h"
+#include "hand.h"
+
+typedef struct
+{
+	player_list	players;
+	table_stacks_t	table_stacks;
+	hand_t		hand;
+} data_store;
+
+typedef enum
+{
+	update_type_players	= 0x0,
+	update_type_stacks	= 0x1,
+	update_type_hand	= 0x2
+} update_type_t;
+
+void updated_model(update_type_t type);
+data_store* datamodel();
+
+#endif // OXEN_GLOBAL_H