65 lines
1.6 KiB
Text
65 lines
1.6 KiB
Text
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;
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; Copyright (c) 2011, Hewlett-Packard Company. All rights reserved.<BR>
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;
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; SPDX-License-Identifier: BSD-2-Clause-Patent
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;
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LOCAL &imgstart &strippedsize &debugdirentryrva &debugtype &debugrva &dwarfsig &elfbase &elfpath &pathoffset
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ENTRY &imgstart
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&imgstart=&imgstart
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print "TE image found at &imgstart"
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; determine pe header bytes removed to account for in rva references
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&strippedsize=(Data.Long(a:&imgstart+0x4)&0xffff0000)>>16.
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&strippedsize=&strippedsize-0x28
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&debugdirentryrva=Data.Long(a:&imgstart+0x20)
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if &debugdirentryrva==0
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(
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print "no debug dir for image at &imgstart"
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enddo
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)
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&debugdirentryrva=&debugdirentryrva-&strippedsize
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&debugtype=Data.Long(a:&imgstart+&debugdirentryrva+0xc)
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if (&debugtype!=0xdf)&&(&debugtype!=0x02)
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(
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print "debug type is not dwarf for image at &imgstart, it's &debugtype"
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enddo
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)
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&debugrva=Data.Long(a:&imgstart+&debugdirentryrva+0x14)
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&debugrva=&debugrva-&strippedsize;
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&dwarfsig=Data.Long(a:&imgstart+&debugrva);
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if &dwarfsig==0x66727764
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(
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&pathoffset=0xc
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)
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else
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(
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if &dwarfsig==0x3031424E
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(
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&pathoffset=0x10
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)
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else
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(
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print "debug signature not found for image at &imgstart, its &dwarfsig"
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enddo
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)
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)
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&elfpath=Data.String(c:&imgstart+&debugrva+&pathoffset)
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; elf base is baseofcode (we hope that for TE images it's not baseofdata)
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&elfbase=&imgstart+Data.Long(a:&imgstart+0xc)-&strippedsize
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print "found path &elfpath"
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; $fprintf 50, "load /ni /np /a %s &0x%x\n",elfpath,elfbase$;
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ON ERROR GOSUB
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return
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data.load.elf &elfpath &elfbase /NOCODE /NOCLEAR
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ON error
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enddo
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