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git-svn-id: https://profuse.googlecode.com/svn/branches/v2@231 aa027e90-d47c-11dd-86d7-074df07e0730

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ksherlock
2010-05-19 23:47:48 +00:00
parent 4fe15a8e99
commit a2bea3d8f7
6 changed files with 239 additions and 122 deletions
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Device/DiskImage.cpp
+1 -90
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@@ -5,13 +5,9 @@
#include <unistd.h>
#include <fcntl.h>
#include <sys/mman.h>
#include <Device/DiskImage.h>
#include <Device/UniversalDiskImage.h>
#include <Device/DiskCopy42Image.h>
#include <Device/DavexDiskImage.h>
#include <File/MappedFile.h>
@@ -28,91 +24,6 @@ using ProFUSE::POSIXException;
unsigned DiskImage::ImageType(const char *type, unsigned defv)
{
const char *tmp;
if (type == 0 || *type == 0) return defv;
// type could be a filename, in which case we check the extension.
tmp = std::strrchr(type, '.');
if (tmp) type = tmp + 1;
if (*type == 0) return defv;
if (::strcasecmp(type, "2mg") == 0)
return '2IMG';
if (::strcasecmp(type, "2img") == 0)
return '2IMG';
if (::strcasecmp(type, "dc42") == 0)
return 'DC42';
if (::strcasecmp(type, "po") == 0)
return 'PO__';
if (::strcasecmp(type, "dmg") == 0)
return 'PO__';
if (::strcasecmp(type, "dsk") == 0)
return 'DO__';
if (::strcasecmp(type, "do") == 0)
return 'DO__';
if (::strcasecmp(type, "dvx") == 0)
return 'DVX_';
if (::strcasecmp(type, "davex") == 0)
return 'DVX_';
/*
// not supported yet.
if (::strcasecmp(tmp, "sdk") == 0)
return 'SDK_';
*/
return defv;
}
BlockDevice *DiskImage::Open(const char *name, bool readOnly, unsigned imageType)
{
if (!imageType) imageType = ImageType(name, 'PO__');
// TODO -- if no image type, guess based on file size?
// TODO -- check for /dev/* ?
MappedFile file(name, readOnly);
switch (imageType)
{
case '2IMG':
return UniversalDiskImage::Open(&file);
case 'DC42':
return DiskCopy42Image::Open(&file);
case 'DO__':
return DOSOrderDiskImage::Open(&file);
case 'PO__':
return ProDOSOrderDiskImage::Open(&file);
case 'DVX_':
return DavexDiskImage::Open(&file);
}
// throw an error?
return NULL;
}
DiskImage::DiskImage(const char *name, bool readOnly)
{
File fd(name, readOnly ? O_RDONLY : O_RDWR);