34 lines
1 KiB
Text
34 lines
1 KiB
Text
$NetBSD: patch-aa,v 1.3 2008/05/14 16:36:18 drochner Exp $
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--- ./lib/res0.c.orig 2007-07-24 02:09:47.000000000 +0200
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+++ ./lib/res0.c
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@@ -223,6 +223,20 @@ vorbis_info_residue *res0_unpack(vorbis_
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for(j=0;j<acc;j++)
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if(info->booklist[j]>=ci->books)goto errout;
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+ /* verify the phrasebook is not specifying an impossible or
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+ inconsistent partitioning scheme. */
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+ {
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+ int entries = ci->book_param[info->groupbook]->entries;
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+ int dim = ci->book_param[info->groupbook]->dim;
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+ int partvals = 1;
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+ while(dim>0){
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+ partvals *= info->partitions;
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+ if(partvals > entries) goto errout;
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+ dim--;
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+ }
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+ if(partvals != entries) goto errout;
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+ }
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+
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return(info);
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errout:
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res0_free_info(info);
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@@ -263,7 +277,7 @@ vorbis_look_residue *res0_look(vorbis_ds
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}
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}
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- look->partvals=rint(pow((float)look->parts,(float)dim));
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+ look->partvals=look->phrasebook->entries;
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look->stages=maxstage;
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look->decodemap=_ogg_malloc(look->partvals*sizeof(*look->decodemap));
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for(j=0;j<look->partvals;j++){
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