1 ; 2 ; Copyright (c) 2011, Hewlett-Packard Company. All rights reserved.<BR> 3 ; 4 ; This program and the accompanying materials 5 ; are licensed and made available under the terms and conditions of the BSD License 6 ; which accompanies this distribution. The full text of the license may be found at 7 ; http://opensource.org/licenses/bsd-license.php 8 ; 9 ; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, 10 ; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. 11 ; 12 13 LOCAL &imgstart &filehdrstart &debugdirentryrva &debugtype &debugrva &dwarfsig &baseofcode &baseofdata &elfbase &elfpath &pathoffset 14 ENTRY &imgstart 15 16 &imgstart=&imgstart 17 print "PE32 image found at &imgstart" 18 19 ; offset from dos hdr to PE file hdr 20 &filehdrstart=&imgstart+Data.Long(c:&imgstart+0x3C) 21 22 ; offset to debug dir in PE hdrs 23 &debugdirentryrva=Data.Long(c:&filehdrstart+0xA8) 24 if &debugdirentryrva==0 25 ( 26 print "no debug dir for image at &imgstart" 27 enddo 28 ) 29 30 &debugtype=Data.Long(c:&imgstart+&debugdirentryrva+0xc) 31 if (&debugtype!=0xdf)&&(&debugtype!=0x02) 32 ( 33 print "debug type is not dwarf for image at &imgstart, it's &debugtype" 34 enddo 35 ) 36 37 &debugrva=Data.Long(c:&imgstart+&debugdirentryrva+0x14) 38 &dwarfsig=Data.Long(c:&imgstart+&debugrva) 39 40 if &dwarfsig==0x66727764 41 ( 42 &pathoffset=0xc 43 ) 44 else 45 ( 46 if &dwarfsig==0x3031424E 47 ( 48 &pathoffset=0x10 49 ) 50 else 51 ( 52 print "debug signature not found for image at &imgstart, its &dwarfsig" 53 enddo 54 ) 55 ) 56 57 &elfpath=Data.String(c:&imgstart+&debugrva+&pathoffset) 58 59 &baseofcode=&imgstart+Data.Long(c:&filehdrstart+0x28) 60 &baseofdata=&imgstart+Data.Long(c:&filehdrstart+0x2c) 61 62 if (&baseofcode<&baseofdata)&&(&baseofcode!=0) 63 ( 64 &elfbase=&baseofcode; 65 ) 66 else 67 ( 68 &elfbase=&baseofdata; 69 ) 70 71 print "found path &elfpath" 72 ON ERROR GOSUB 73 return 74 data.load.elf &elfpath &elfbase /NOCODE /NOCLEAR 75 ON error 76 77 enddo 78
