How does the redsn0w patch work?

Discussion in 'iPod touch 2G Jailbreak: redsn0w, 24kpwn, etc.' started by firefalldown, Mar 5, 2009.

  1. firefalldown

    firefalldown New Member

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    Yeah i get that the arm7_stop and go lets you patch the ram but how exactly does it patch it. i know the first part is the memory address but what is the second. what is it writing?

    mw 0x9000000 0xe59f3014
    mw 0x9000004 0xe3a02a02
    mw 0x9000008 0xe1c320b0
    mw 0x900000c 0xe3e02000
    mw 0x9000010 0xe2833c9d
    mw 0x9000014 0xe58326c0
    mw 0x9000018 0xeafffffe
    mw 0x900001c 0x2200f300
  2. iCrap

    iCrap Active Member

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    Well, redsnow basically is patching at a low level to stop sigchecks...

    how? idk.
  3. Cyanidepoison

    Cyanidepoison Active Member

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    Over-writing memory addresses of the instructions that do signature checking.

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