From 0b5b2c24c52281db0437320a22bced87043d4dfb Mon Sep 17 00:00:00 2001
From: "leleraffa97@hotmail.it" <leleraffa97@hotmail.it>
Date: Tue, 2 May 2017 17:12:23 +0200
Subject: Basic sys io setup

---
 sw/z80/sysio.h | 55 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 sw/z80/sysio.h

diff --git a/sw/z80/sysio.h b/sw/z80/sysio.h
new file mode 100644
index 0000000..5d1f5ae
--- /dev/null
+++ b/sw/z80/sysio.h
@@ -0,0 +1,55 @@
+#ifndef __SYSIO_H__
+#define __SYSIO_H__
+
+#include "types.h"
+
+/*
+* 	Memory management
+*/
+
+void * malloc(uint16_t size);
+uint16_t malloc_size(void * address);
+void free(void * address);
+
+/*
+*	File management
+*/
+
+#define F_WRITE "w"
+#define F_READ "r"
+#define F_BIN_WRITE "wb"
+#define F_BIN_READ "rb"
+
+#define F_READ_CODE 0x0
+#define F_WRITE_CODE 0x1
+#define F_BIN_READ_CODE 0x2
+#define F_BIN_WRITE_CODE 0x3
+
+#define F_PERM_READ 0x0
+#define F_PERM_WRITE 0x1
+#define F_PERM_RW 0x2
+
+struct file {
+
+	const char * path;
+	unsigned int mode:4;
+	unsigned int permission:4;
+};
+
+#define FILE struct file
+
+FILE * fopen(const char * path, const char * mode);
+uint8_t fclose(FILE * file);
+
+// TODO: other functions
+
+/*
+*	Processes management
+*/
+
+#define PID uint16_t
+
+void exit();	// exit this program
+void interrupt(PID)
+
+#endif
\ No newline at end of file
-- 
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