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/* leave.ash -- LZO assembler stuff
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This file is part of the LZO real-time data compression library.
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Copyright (C) 2008 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2007 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2006 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2005 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2004 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2003 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2002 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2001 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2000 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 1999 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 1998 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 1997 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 1996 Markus Franz Xaver Johannes Oberhumer
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All Rights Reserved.
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The LZO library is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of
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the License, or (at your option) any later version.
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The LZO 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
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with the LZO library; see the file COPYING.
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If not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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Markus F.X.J. Oberhumer
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<markus@oberhumer.com></markus@oberhumer.com>
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http://www.oberhumer.com/opensource/lzo/
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*/
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/***********************************************************************
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//
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************************************************************************/
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/* check uncompressed size */
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#if defined(LZO_TEST_DECOMPRESS_OVERRUN_OUTPUT)
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cmpl OUTEND,%edi
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ja .L_output_overrun
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#endif
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/* check compressed size */
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movl INP,%edx
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addl INS,%edx
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cmpl %edx,%esi /* check compressed size */
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ja .L_input_overrun
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jb .L_input_not_consumed
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.L_leave:
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subl OUTP,%edi /* write back the uncompressed size */
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movl OUTS,%edx
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movl %edi,(%edx)
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negl %eax
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addl $12,%esp
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popl %edx
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popl %ecx
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popl %ebx
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popl %esi
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popl %edi
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popl %ebp
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#if 1
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ret
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#else
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jmp .L_end
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#endif
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.L_error:
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movl $1,%eax /* LZO_E_ERROR */
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jmp .L_leave
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.L_input_not_consumed:
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movl $8,%eax /* LZO_E_INPUT_NOT_CONSUMED */
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jmp .L_leave
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.L_input_overrun:
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movl $4,%eax /* LZO_E_INPUT_OVERRUN */
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jmp .L_leave
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#if defined(LZO_TEST_DECOMPRESS_OVERRUN_OUTPUT)
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.L_output_overrun:
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movl $5,%eax /* LZO_E_OUTPUT_OVERRUN */
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jmp .L_leave
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#endif
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#if defined(LZO_TEST_DECOMPRESS_OVERRUN_LOOKBEHIND)
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.L_lookbehind_overrun:
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movl $6,%eax /* LZO_E_LOOKBEHIND_OVERRUN */
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jmp .L_leave
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#endif
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#if defined(LZO_DEBUG)
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.L_assert_fail:
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movl $99,%eax
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jmp .L_leave
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#endif
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.L_end:
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/*
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vi:ts=4
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*/
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