Disk Image Formats - Revision history

Detiac: Fix link (hdiutil)

2017-10-06T23:23:19Z

Fix link (hdiutil)

2013-09-30T21:41:58Z

adding to category

2013-09-30T21:27:12Z

adding link

2011-02-07T10:47:00Z

direct link

2010-11-10T22:02:35Z

2009-07-18T04:30:44Z

2009-07-18T04:25:06Z

2009-07-16T16:57:05Z

2009-07-16T12:35:55Z

2009-07-16T12:28:25Z

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 == UDZO Image Format ==
-The UDZO Image is an UDIF zlib-compressed read-only image which can be mounted on Mac OS X. UDZO Images can be converted to read/write UDRW Images with [http://developer.apple.com/documentation/Darwin/Reference/Manpages/man1/hdiutil.1.html hdiutil] on Mac OSX:
+The UDZO Image is an UDIF zlib-compressed read-only image which can be mounted on Mac OS X. UDZO Images can be converted to read/write UDRW Images with [https://developer.apple.com/legacy/library/documentation/Darwin/Reference/ManPages/man1/hdiutil.1.html hdiutil] on Mac OSX:
  hdiutil convert -format UDRW udzo.dmg -o udrw.dmg

← Older revision		Revision as of 21:41, 30 September 2013
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	hdiutil convert -format UDZO udrw.dmg -o udzo.dmg		hdiutil convert -format UDZO udrw.dmg -o udzo.dmg
		+
		+	[[Category:File Formats]]

← Older revision		Revision as of 21:27, 30 September 2013
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−	[[IPSW File Format\|IPSW]] files contain three disk image (.dmg) files in addition to the [[IMG3 File Format\|IMG3]] images for the [[NOR]] and on older models, unencrypted files for the [[Restore Process\|restore process]]. The three disk images are the [[Update Ramdisk\|update ramdisk]], the [[Restore Ramdisk\|restore ramdisk]], and the main [[:/\|filesystem]].	+	[[IPSW File Format\|IPSW]] files contain three [[Apple Disk Image\|disk image]] (.dmg) files in addition to the [[IMG3 File Format\|IMG3]] images for the [[NOR]] and on older models, unencrypted files for the [[Restore Process\|restore process]]. The three disk images are the [[Update Ramdisk\|update ramdisk]], the [[Restore Ramdisk\|restore ramdisk]], and the main [[:/\|filesystem]].

	The main filesystem .dmg disk image (the largest .dmg file) is decrypted (with [[VFDecrypt]]) to an UDZO .dmg disk image containing additional checksums.		The main filesystem .dmg disk image (the largest .dmg file) is decrypted (with [[VFDecrypt]]) to an UDZO .dmg disk image containing additional checksums.

← Older revision		Revision as of 10:47, 7 February 2011
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−	[[IPSW File Format\|IPSW]] files contain three disk image (.dmg) files in addition to the [[IMG3 File Format\|IMG3]] images for the [[NOR]] and on older models, unencrypted files for the [[Restore Process\|restore process]]. The three disk images are the [[Update Ramdisk\|update ramdisk]], the [[Restore Ramdisk\|restore ramdisk]], and the main [[filesystem]].	+	[[IPSW File Format\|IPSW]] files contain three disk image (.dmg) files in addition to the [[IMG3 File Format\|IMG3]] images for the [[NOR]] and on older models, unencrypted files for the [[Restore Process\|restore process]]. The three disk images are the [[Update Ramdisk\|update ramdisk]], the [[Restore Ramdisk\|restore ramdisk]], and the main [[:/\|filesystem]].

	The main filesystem .dmg disk image (the largest .dmg file) is decrypted (with [[VFDecrypt]]) to an UDZO .dmg disk image containing additional checksums.		The main filesystem .dmg disk image (the largest .dmg file) is decrypted (with [[VFDecrypt]]) to an UDZO .dmg disk image containing additional checksums.

@@ Line 1: / Line 1: @@
-iPod Touch / iPhone [[Firmware]] ([[IPSW File Format|IPSW]]) files contain three disk image (.dmg) files in addition to the img3 images for the [[NOR]] and on older models, unencrypted files for the [[Restore Process|restore process]]. The three disk images are the [[Update Ramdisk|update ramdisk]], the [[Restore Ramdisk|restore ramdisk]], and the main [[filesystem]].
+[[IPSW File Format|IPSW]] files contain three disk image (.dmg) files in addition to the [[IMG3 File Format|IMG3]] images for the [[NOR]] and on older models, unencrypted files for the [[Restore Process|restore process]]. The three disk images are the [[Update Ramdisk|update ramdisk]], the [[Restore Ramdisk|restore ramdisk]], and the main [[filesystem]].
-The main filesystem .dmg disk image (the largest .dmg file) is [[VFDecrypt_Keys|decrypted]] to an UDZO .dmg disk image containing additional checksums.
+The main filesystem .dmg disk image (the largest .dmg file) is decrypted (with [[VFDecrypt]]) to an UDZO .dmg disk image containing additional checksums.
 == UDZO Image Format ==
 To add checksums of the data in the provided UDZO Image and store them in the image [http://developer.apple.com/documentation/Darwin/Reference/ManPages/man8/asr.8.html asr] on Mac OSX can be used:
-<pre>asr -imagescan udzo.dmg</pre>
+ asr -imagescan udzo.dmg
 == UDRW Image Format ==

← Older revision		Revision as of 04:25, 18 July 2009
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−	iPhone [[Firmware]] (~~ipsw~~) files contain three disk image (.dmg) files in addition to the img3 images for the [[NOR]] and on older models, unencrypted files for the [[Restore Process\|restore process]]. The three disk images are the [[Update Ramdisk\|update ramdisk]], the [[Restore Ramdisk\|restore ramdisk]], and the main [[filesystem]].	+	iPod Touch / iPhone [[Firmware]] ([[IPSW File Format\|IPSW]]) files contain three disk image (.dmg) files in addition to the img3 images for the [[NOR]] and on older models, unencrypted files for the [[Restore Process\|restore process]]. The three disk images are the [[Update Ramdisk\|update ramdisk]], the [[Restore Ramdisk\|restore ramdisk]], and the main [[filesystem]].

	The main filesystem .dmg disk image (the largest .dmg file) is [[VFDecrypt_Keys\|decrypted]] to an UDZO .dmg disk image.		The main filesystem .dmg disk image (the largest .dmg file) is [[VFDecrypt_Keys\|decrypted]] to an UDZO .dmg disk image.

← Older revision		Revision as of 16:57, 16 July 2009
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		+	iPhone [[Firmware]] (ipsw) files contain three disk image (.dmg) files in addition to the img3 images for the [[NOR]] and on older models, unencrypted files for the [[Restore Process\|restore process]]. The three disk images are the [[Update Ramdisk\|update ramdisk]], the [[Restore Ramdisk\|restore ramdisk]], and the main [[filesystem]].
−	iPhone [[Firmware]] (ipsw) files contain .dmg disk images beside other files.

	The main filesystem .dmg disk image (the largest .dmg file) is [[VFDecrypt_Keys\|decrypted]] to an UDZO .dmg disk image.		The main filesystem .dmg disk image (the largest .dmg file) is [[VFDecrypt_Keys\|decrypted]] to an UDZO .dmg disk image.

← Older revision		Revision as of 12:35, 16 July 2009
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	The main filesystem .dmg disk image (the largest .dmg file) is [[VFDecrypt_Keys\|decrypted]] to an UDZO .dmg disk image.		The main filesystem .dmg disk image (the largest .dmg file) is [[VFDecrypt_Keys\|decrypted]] to an UDZO .dmg disk image.
−

	== UDZO Image Format ==		== UDZO Image Format ==

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 The UDRW Image is an UDIF read/write image which can be mounted on Mac OSX.
-UDRW Images can be converted to zlib-compressed read-only UDZO Images with the hdiutil on Mac OSX:
+UDRW Images can be converted to zlib-compressed read-only UDZO Images with [http://developer.apple.com/documentation/Darwin/Reference/Manpages/man1/hdiutil.1.html hdiutil] on Mac OSX:
 <pre>hdiutil convert -format UDZO udrw.dmg -o udzo.dmg</pre>