Pour plus d'information au sujet de cette faq, contactez Jean-Louis BICQUELET
FAQ Revised: mercredi 18 octobre 2006 13:31:35
utiliser nm suivi de -X64 (64 bits) ou -X32 (32bits) pour savoir si il contient des objets au format 64 bits.
nm -X64 ppserver
0654-210 ppserver is not valid in the current object file mode.
Use the -X option to specify the desired object mode.
utiliser file
utiliser dump -ov
pmdtm_modifie:
***Object Module Header***
# Sections Symbol Ptr # Symbols Opt Hdr Len Flags
5 0x00000000 0 72 0x104f
Flags=( RELFLG EXEC LNNO LSYMS DYNLOAD DSA )
Timestamp = "Jul 16 02:49:49 2003"
Magic = 0x1df (32-bit XCOFF)
***Optional Header***
Tsize Dsize Bsize Tstart Dstart
0x004f61ce 0x000887ee 0x000013d4 0x10000150 0x2000031e
SNloader SNentry SNtext SNtoc SNdata
0x0004 0x0002 0x0001 0x0002 0x0002
TXTalign DATAalign TOC vstamp entry
0x0005 0x0003 0x20085944 0x0001 0x2005ff50
maxSTACK maxDATA SNbss magic modtype
0x00000000 0x40000000 0x0003 0x010b 1L
nm ppserver | pg
f -
.$PTRGL T 268735808
.$SAVEF14 T 269039856
.$SAVEF15 T 269039860
.$SAVEF16 T 269039864
.$SAVEF17 T 269039868
.$SAVEF18 T 269039872
...
vsprintf U -
vsprintf d 537190940 4
which.c f -
write U -
write d 537190836 4
dump -o ppdsweb
ppdsweb:
***Object Module Header***
# Sections Symbol Ptr # Symbols Opt Hdr Len Flags
4 0x00a0883a 75980 72 0x1002
Timestamp = 1081486625
Magic = 0x1df
***Optional Header***
Tsize Dsize Bsize Tstart Dstart
0x0088dd73 0x0006f4e9 0x00002d80 0x10000150 0x20000ec3
SNloader SNentry SNtext SNtoc SNdata
0x0004 0x0002 0x0001 0x0002 0x0002
TXTalign DATAalign TOC vstamp entry
0x0005 0x0003 0x2006eb30 0x0001 0x20063b9c
maxSTACK maxDATA SNbss magic modtype
0x00000000 0x00000000 0x0003 0x010b 1L
maxDATA à 0 indique que 256 Mo sont réservés.
size -f pmcmd pmcmd: 186653(.text) + 43595(.data) + 8(.bss) + 103985(.loader) = 334241
Il faut utiliser ldedit.
/usr/bin/ldedit -bmaxdata:0x80000000/dsa osh
| 1L | Single use |
| RE | Reusable |
| RO | Read only |
File Organization:
_________________________________________ INCLUDE FILE
|_______________HEADER_DATA_____________|
| |
| File Header | "filehdr.h"
|.......................................|
| |
| Auxilliary Header Information | "aouthdr.h"
|_______________________________________|
| ".text" section header | "scnhdr.h"
|.......................................|
| ".data" section header | ''
|.......................................|
| ".bss" section header | ''
|.......................................|
| ".loader" section header | ''
|.......................................|
| ".typchk" section header | ''
|.......................................|
| ".debug" section header | ''
|.......................................|
| ".except" section header | ''
|.......................................|
| ".info" section header | ''
|_______________________________________|
|______________RAW_DATA_________________|
| ".text" section data |
|.......................................|
| optional ".pad" section data |
| (file alignment) |
|.......................................|
| ".data" section data |
|.......................................|
| ".loader" section data | "loader.h"
|.......................................|
| ".typchk" section data | "typchk.h"
|.......................................|
| ".debug" section data | "dbug.h"
|.......................................|
| ".except" section data | "exceptab.h"
|.......................................|
| ".info" section data |
|_______________________________________|
|____________RELOCATION_DATA____________|
| |
| ".text" section relocation data | "reloc.h"
| |
|.......................................|
| |
| ".data" section relocation data | ''
| |
|_______________________________________|
|__________LINE_NUMBER_DATA_____________|
| |
| ".text" section line numbers | "linenum.h"
| |
|_______________________________________|
|________________SYMBOL_TABLE___________|
| |
| ".text", ".data" and ".bss" | "syms.h"
| section symbols | "storclass.h"
| |
|_______________________________________|
|________________STRING_TABLE___________|
| |
| long symbol names |
|_______________________________________|