Remove the top-level AppleWin folder

2026-04-20 00:17:16 +00:00 · 2014-05-23 22:59:02 +01:00
parent bb56c46f80
commit d591dd006b
361 changed files with 0 additions and 207 deletions
@@ -0,0 +1,203 @@
+/*
+AppleWin : An Apple //e emulator for Windows
+
+Copyright (C) 1994-1996, Michael O'Brien
+Copyright (C) 1999-2001, Oliver Schmidt
+Copyright (C) 2002-2005, Tom Charlesworth
+Copyright (C) 2006-2010, Tom Charlesworth, Michael Pohoreski
+
+AppleWin 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.
+
+AppleWin 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 AppleWin; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+*/
+
+/* Description: Disk Image
+ *
+ * Author: Various
+ */
+
+
+#include "StdAfx.h"
+#include "DiskImage.h"
+#include "DiskImageHelper.h"
+
+
+
+static CDiskImageHelper sg_DiskImageHelper;
+
+//===========================================================================
+
+// Pre: *pWriteProtected_ already set to file's r/w status - see DiskInsert()
+ImageError_e ImageOpen(	LPCTSTR pszImageFilename,
+						HIMAGE* hDiskImage_,
+						bool* pWriteProtected_,
+						const bool bCreateIfNecessary,
+						std::string& strFilenameInZip)
+{
+	if (! (pszImageFilename && hDiskImage_ && pWriteProtected_ && sg_DiskImageHelper.GetWorkBuffer()))
+		return eIMAGE_ERROR_BAD_POINTER;
+
+	// CREATE A RECORD FOR THE FILE, AND RETURN AN IMAGE HANDLE
+	*hDiskImage_ = (HIMAGE) VirtualAlloc(NULL, sizeof(ImageInfo), MEM_COMMIT, PAGE_READWRITE);
+	if (*hDiskImage_ == NULL)
+		return eIMAGE_ERROR_BAD_POINTER;
+
+	ZeroMemory(*hDiskImage_, sizeof(ImageInfo));
+	ImageInfo* pImageInfo = (ImageInfo*) *hDiskImage_;
+	pImageInfo->bWriteProtected = *pWriteProtected_;
+
+	ImageError_e Err = sg_DiskImageHelper.Open(pszImageFilename, pImageInfo, bCreateIfNecessary, strFilenameInZip);
+
+	if (pImageInfo->pImageType != NULL && Err == eIMAGE_ERROR_NONE && pImageInfo->pImageType->GetType() == eImageHDV)
+		Err = eIMAGE_ERROR_UNSUPPORTED_HDV;
+
+	if (Err != eIMAGE_ERROR_NONE)
+	{
+		ImageClose(*hDiskImage_, true);
+		*hDiskImage_ = (HIMAGE)0;
+		return Err;
+	}
+
+	// THE FILE MATCHES A KNOWN FORMAT
+
+	pImageInfo->uNumTracks = sg_DiskImageHelper.GetNumTracksInImage(pImageInfo->pImageType);
+
+	for (UINT uTrack = 0; uTrack < pImageInfo->uNumTracks; uTrack++)
+		pImageInfo->ValidTrack[uTrack] = (pImageInfo->uImageSize > 0) ? 1 : 0;
+
+	*pWriteProtected_ = pImageInfo->bWriteProtected;
+
+	return eIMAGE_ERROR_NONE;
+}
+
+//===========================================================================
+
+void ImageClose(const HIMAGE hDiskImage, const bool bOpenError /*=false*/)
+{
+	ImageInfo* ptr = (ImageInfo*) hDiskImage;
+	bool bDeleteFile = false;
+
+	if (!bOpenError)
+	{
+		for (UINT uTrack = 0; uTrack < ptr->uNumTracks; uTrack++)
+		{
+			if (!ptr->ValidTrack[uTrack])
+			{
+				// TODO: Comment using info from this URL:
+				// http://groups.google.de/group/comp.emulators.apple2/msg/7a1b9317e7905152
+				bDeleteFile = true;
+				break;
+			}
+		}
+	}
+
+	sg_DiskImageHelper.Close(ptr, bDeleteFile);
+
+	VirtualFree(ptr, 0, MEM_RELEASE);
+}
+
+//===========================================================================
+
+BOOL ImageBoot(const HIMAGE hDiskImage)
+{
+	ImageInfo* ptr = (ImageInfo*) hDiskImage;
+	BOOL result = 0;
+
+	if (ptr->pImageType->AllowBoot())
+		result = ptr->pImageType->Boot(ptr);
+
+	if (result)
+		ptr->bWriteProtected = 1;
+
+	return result;
+}
+
+//===========================================================================
+
+void ImageDestroy(void)
+{
+	VirtualFree(sg_DiskImageHelper.GetWorkBuffer(), 0, MEM_RELEASE);
+	sg_DiskImageHelper.SetWorkBuffer(NULL);
+}
+
+//===========================================================================
+
+void ImageInitialize(void)
+{
+	LPBYTE pBuffer = (LPBYTE) VirtualAlloc(NULL, TRACK_DENIBBLIZED_SIZE*2, MEM_COMMIT, PAGE_READWRITE);
+	sg_DiskImageHelper.SetWorkBuffer(pBuffer);
+}
+
+//===========================================================================
+
+void ImageReadTrack(	const HIMAGE hDiskImage,
+						const int nTrack,
+						const int nQuarterTrack,
+						LPBYTE pTrackImageBuffer,
+						int* pNibbles)
+{
+	_ASSERT(nTrack >= 0);
+	if (nTrack < 0)
+		return;
+
+	ImageInfo* ptr = (ImageInfo*) hDiskImage;
+	if (ptr->pImageType->AllowRW() && ptr->ValidTrack[nTrack])
+	{
+		ptr->pImageType->Read(ptr, nTrack, nQuarterTrack, pTrackImageBuffer, pNibbles);
+	}
+	else
+	{
+		for (*pNibbles = 0; *pNibbles < NIBBLES_PER_TRACK; (*pNibbles)++)
+			pTrackImageBuffer[*pNibbles] = (BYTE)(rand() & 0xFF);
+	}
+}
+
+//===========================================================================
+
+void ImageWriteTrack(	const HIMAGE hDiskImage,
+						const int nTrack,
+						const int nQuarterTrack,
+						LPBYTE pTrackImage,
+						const int nNibbles)
+{
+	_ASSERT(nTrack >= 0);
+	if (nTrack < 0)
+		return;
+
+	ImageInfo* ptr = (ImageInfo*) hDiskImage;
+	if (ptr->pImageType->AllowRW() && !ptr->bWriteProtected)
+	{
+		ptr->pImageType->Write(ptr, nTrack, nQuarterTrack, pTrackImage, nNibbles);
+		ptr->ValidTrack[nTrack] = 1;
+	}
+}
+
+//===========================================================================
+
+int ImageGetNumTracks(const HIMAGE hDiskImage)
+{
+	ImageInfo* ptr = (ImageInfo*) hDiskImage;
+	return ptr ? ptr->uNumTracks : 0;
+}
+
+bool ImageIsWriteProtected(const HIMAGE hDiskImage)
+{
+	ImageInfo* ptr = (ImageInfo*) hDiskImage;
+	return ptr ? ptr->bWriteProtected : true;
+}
+
+bool ImageIsMultiFileZip(const HIMAGE hDiskImage)
+{
+	ImageInfo* ptr = (ImageInfo*) hDiskImage;
+	return ptr ? (ptr->uNumEntriesInZip > 1) : false;
+}