1 files changed, 99 insertions, 0 deletions
diff --git a/src/diskimg.h b/src/diskimg.h
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--- /dev/null
+++ b/src/diskimg.h
@@ -0,0 +1,99 @@
+/*
+
+    atarisio - A UNIX backend for an Atari SIO2PC lead.
+
+    Copyright (C) 2004  Ian Cowburn (ianc@noddybox.demon.co.uk)
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+    -------------------------------------------------------------------------
+
+    Disk handling
+
+*/
+
+#ifndef ATARIOSIO_DISKIMG_H
+#define ATARIOSIO_DISKIMG_H "$Id$"
+
+#include "util.h"
+
+
+/* Type representing a disk
+*/
+struct sDiskImg;
+typedef struct sDiskImg	*DiskImg;
+
+
+/* Type representing disk config
+*/
+typedef struct
+{
+    unsigned	sectors;
+    unsigned 	bytes_per_sector;
+    int		write_protect;
+} DiskInfo;
+
+
+/* Load a disk - returns NULL for error.
+*/
+DiskImg		DiskImgLoad(const char *path);
+
+
+/* Why the last operation failed
+*/
+const char	*DiskImgError(void);
+
+
+/* Read a sector (NULL if invalid sector)
+*/
+const uchar	*DiskImgGetSector(DiskImg img, unsigned sector);
+
+
+/* Write a sector (returns FALSE for invalid sector)
+*/
+int		DiskImgPutSector(DiskImg img, unsigned sector,
+				 const uchar *data);
+
+
+/* Create a blank disk
+*/
+DiskImg		DiskImgNew(unsigned sectors, unsigned bytes_per_sector);
+
+
+/* Write a disk image - silently ignored for read only disks.  Returns TRUE
+   for success.  If path is NULL then the path the file was loaded from is used.
+*/
+int		DiskImgSave(DiskImg img, const char *path);
+
+
+/* Free up a disk image
+*/
+void		DiskImgFree(DiskImg img);
+
+
+/* Returns info on a disk
+*/
+void		DiskImgInfo(DiskImg img, DiskInfo *info);
+
+
+/* Returns path to a disk
+*/
+const char	*DiskImgPath(DiskImg img);
+
+
+#endif
+
+
+/* END OF FILE */