From 603f3fac82ccb77775d53fd77ae7c32167116ad7 Mon Sep 17 00:00:00 2001
From: Ian C <ianc@noddybox.co.uk>
Date: Mon, 3 Nov 2008 17:07:32 +0000
Subject: Initial snapshot code (in progress)

---
 include/config.h     |  5 +++++
 include/ds81_debug.h | 15 +++++++++++----
 include/gui.h        |  1 +
 include/keyboard.h   |  7 +++++++
 include/z80.h        |  7 +++++++
 include/zx81.h       |  8 ++++++++
 6 files changed, 39 insertions(+), 4 deletions(-)

(limited to 'include')

diff --git a/include/config.h b/include/config.h
index e2d96de..9946356 100644
--- a/include/config.h
+++ b/include/config.h
@@ -22,11 +22,16 @@
 #ifndef DS81_CONFIG_H
 #define DS81_CONFIG_H
 
+/* Default snapshot dir
+*/
+#define DEFAULT_SNAPDIR	"/ZX81SNAP/"
+
 typedef enum
 {
     DS81_STICKY_SHIFT,
     DS81_AVERAGE_TOUCHSCREEN,
     DS81_STATIC_RAM_AT_0x2000,
+    DS81_LOAD_DEFAULT_SNAPSHOT,
     DS81_NUM_CONFIG_ITEMS
 } DS81_ConfigItem;
 
diff --git a/include/ds81_debug.h b/include/ds81_debug.h
index 82e8c45..ed7a1eb 100644
--- a/include/ds81_debug.h
+++ b/include/ds81_debug.h
@@ -22,15 +22,22 @@
 #ifndef DS81_DEBUG_H
 #define DS81_DEBUG_H
 
+#include "gui.h"
 #include "framebuffer.h"
 
 #define DS81_DEBUG(fmt, args...)					\
     do									\
     {									\
-	FB_FillBox(0,184,256,8,FB_RGB(10,0,0));				\
-	FB_printf(0,184,FB_RGB(31,31,31),FB_RGB(10,0,0), fmt , ## args);\
-	while (keysDownRepeat()!=KEY_A);				\
+	char tempdebug[512];						\
+	sprintf(tempdebug, fmt, ## args);				\
+	GUI_Alert(FALSE, tempdebug);					\
+    } while(0)
+
+#define DS81_DEBUG_STATUS(fmt, args...)					\
+    do									\
+    {									\
+	FB_FillBox(0,184,256,8,COL_DARKGREY);				\
+	FB_printf(0,184,COL_WHITE,COL_DARKGREY, fmt , ## args);		\
     } while(0)
-			    
 
 #endif	/* DS81_DEBUG_H */
diff --git a/include/gui.h b/include/gui.h
index 3795481..30989e6 100644
--- a/include/gui.h
+++ b/include/gui.h
@@ -26,5 +26,6 @@ int	GUI_Menu(const char *opts[]);
 void	GUI_Alert(int fatal, const char *text);
 void	GUI_Config(void);
 int	GUI_FileSelect(char pwd[], char selected_file[], const char *filter);
+int	GUI_InputName(char name[], int maxlen);
 
 #endif	/* DS81_GUI_H */
diff --git a/include/keyboard.h b/include/keyboard.h
index 0827b76..93538ec 100644
--- a/include/keyboard.h
+++ b/include/keyboard.h
@@ -22,6 +22,8 @@
 #ifndef DS81_KEYBOARD_H
 #define DS81_KEYBOARD_H
 
+#include <stdio.h>
+
 /* Note that the first 40 values purposefully are the keyboard matrix keys.
    Note also that they are in display order, not matrix order.
 */
@@ -132,4 +134,9 @@ void	SK_DefinePad(SoftKey pad, SoftKey key);
 */
 const char *SK_KeyName(SoftKey pad);
 
+/* Allows the keyboard to save/restore its state from a stream
+*/
+void	SK_SaveSnapshot(FILE *fp);
+void	SK_LoadSnapshot(FILE *fp);
+
 #endif	/* DS81_KEYBOARD_H */
diff --git a/include/z80.h b/include/z80.h
index 000b950..1250356 100644
--- a/include/z80.h
+++ b/include/z80.h
@@ -27,6 +27,8 @@
 #ifndef Z80_H
 #define Z80_H "$Id$"
 
+#include <stdio.h>
+
 /* Configuration
 */
 #include "z80_config.h"
@@ -245,6 +247,11 @@ void	Z80SetLabels(Z80Label labels[]);
 */
 const char *Z80Disassemble(Z80 *cpu, Z80Word *addr);
 
+/* Allows the CPU state to be saved/loaded from a stream
+*/
+void	Z80SaveSnapshot(Z80 *cpu, FILE *fp);
+void	Z80LoadSnapshot(Z80 *cpu, FILE *fp);
+
 #endif
 
 /* END OF FILE */
diff --git a/include/zx81.h b/include/zx81.h
index 2606c98..1f77448 100644
--- a/include/zx81.h
+++ b/include/zx81.h
@@ -27,6 +27,8 @@
 #ifndef DS81_ZX81_H
 #define DS81_ZX81_H
 
+#include <stdio.h>
+
 #include "z80.h"
 #include "keyboard.h"
 
@@ -79,6 +81,12 @@ void	ZX81WritePort(Z80 *z80, Z80Word port, Z80Byte val);
 
 #define	ZX81ReadDisassem ZX81ReadMem
 
+/* Interfaces to allows the ZX81 to save/load itself as a snapshot to/from
+   a stream.
+*/
+void	ZX81SaveSnapshot(FILE *fp);
+void	ZX81LoadSnapshot(FILE *fp);
+
 #endif
 
 
-- 
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