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old-cross-binutils/gas/objdump.c

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Initial revision
1991-04-08 15:59:18 +00:00
/* objdump -- dump information about an object file.
Copyright (C) 1988, 1991 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 1, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
/* $Id$ */
/*
* objdump
*
* dump information about an object file. Until there is other documentation,
* refer to the manual page dump(1) in the system 5 program's reference manual
*/
#include <stdio.h>
#include <assert.h>
#include "getopt.h"
#include "as.h"
/* #define COFF_ENCAPSULATE 1 */
typedef FILHDR fileheader;
typedef struct exec fileheader;
#ifdef __STDC__
static char *sym_pname(SYMENT *s);
static char *xmalloc(unsigned size);
static char *xrealloc(char *p, unsigned size);
static void doit(char *filename);
static void dump_data(fileheader *execp, FILE *f){};
static void dump_header(fileheader *execp, FILE *f);
static void dump_lnno(fileheader *execp, FILE *f);
static void dump_nstuff(fileheader *execp){};
static void dump_reloc(fileheader *execp, FILE *f);
static void dump_section_contents(fileheader *execp, FILE *f);
static void dump_section_headers(fileheader *execp, FILE *f);
static void dump_sym(fileheader *execp, FILE *f);
static void dump_text(fileheader *execp, FILE *f){};
static void hex_dump(void *buffer, int size);
#endif /* __STDC__ */
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
static void read_symbols (execp, f)
#else
read_symbols (execp, f)
#endif /* OBJ_BOUT */
struct exec *execp;
#else
static void read_section_headers(execp, f)
fileheader *execp;
#endif /* OBJ_COFF */
FILE *f;
{
#ifndef OBJ_COFF
int i;
struct nlist *sp;
if (symtbl)
return;
nsyms = execp->a_syms / sizeof (struct nlist);
if (nsyms == 0)
#else
if (section_headers || execp->f_nscns == 0) {
#endif /* OBJ_COFF */
return;
#ifdef OBJ_COFF
} /* already read them, or don't need to */
#endif /* OBJ_COFF */
#ifndef OBJ_COFF
symtbl = (struct nlist *)xmalloc (nsyms * sizeof (struct nlist));
#else
fseek(f, sizeof(*execp) + execp->f_opthdr, 0);
section_headers = (struct scnhdr *) xmalloc(execp->f_nscns * sizeof(*section_headers));
#endif /* OBJ_COFF */
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
fseek(f, N_STROFF(*execp), 0);
if (fread((char *)&strsize, sizeof strsize, 1, f) != 1) {
fprintf(stderr, "%s: can not read string table size\n",
#else
fseek (f, N_STROFF(*execp), 0);
if (fread ((char *)&strsize, sizeof strsize, 1, f) != 1) {
fprintf (stderr, "%s: can not read string table size\n",
#endif /* OBJ_BOUT */
program_name);
exit (1);
}
strtbl = xmalloc (strsize);
#ifndef OBJ_BOUT
fseek(f, N_STROFF (*execp), 0);
if (fread(strtbl, 1, strsize, f) != strsize) {
fprintf(stderr, "%s: error reading string table\n",
#else
fseek (f, N_STROFF (*execp), 0);
if (fread (strtbl, 1, strsize, f) != strsize) {
fprintf (stderr, "%s: error reading string table\n",
#endif /* OBJ_BOUT */
program_name);
exit (1);
}
#else
if (fread(section_headers, execp->f_nscns * sizeof(*section_headers), 1, f) != 1) {
perror("error reading section headers");
abort();
} /* on error */
#endif /* OBJ_COFF */
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
fseek(f, N_SYMOFF (*execp), 0);
if (fread((char *)symtbl, sizeof (struct nlist), nsyms, f) != nsyms) {
fprintf(stderr, "%s: error reading symbol table\n",
#else
fseek (f, N_SYMOFF (*execp), 0);
if (fread ((char *)symtbl, sizeof (struct nlist), nsyms, f) != nsyms) {
fprintf (stderr, "%s: error reading symbol table\n",
#endif /* OBJ_BOUT */
program_name);
exit (1);
}
#else
return;
} /* read_section_headers() */
#endif /* OBJ_COFF */
#ifndef OBJ_COFF
for (i = 0, sp = symtbl; i < nsyms; i++, sp++) {
if (sp->n_un.n_strx == 0)
sp->n_un.n_name = "";
else if (sp->n_un.n_strx < 0 || sp->n_un.n_strx > strsize)
sp->n_un.n_name = "<bad string table index>";
else
sp->n_un.n_name = strtbl + sp->n_un.n_strx;
}
#ifndef OBJ_BOUT
} /* read_symbols() */
#else
}
#endif /* OBJ_BOUT */
#else
static SYMENT *symbols = NULL;
static int longest_symbol_name = SYMNMLEN;
#endif /* OBJ_COFF */
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
static void free_symbols ()
#else
free_symbols ()
#endif /* OBJ_BOUT */
#else
static void read_symbols(execp, f)
fileheader *execp;
FILE *f;
#endif /* OBJ_COFF */
{
#ifdef OBJ_COFF
long here;
int bufsiz = execp->f_nsyms * sizeof(struct syment);
SYMENT *s;
if (symbols || bufsiz == 0) {
return;
} /* already read, or don't need to */
symbols = (SYMENT *) xmalloc(bufsiz);
/* read symbols */
fseek(f, execp->f_symptr, 0);
if (fread(symbols, bufsiz, 1, f) != 1) {
fprintf(stderr, "error reading symbol table.\n");
abort();
} /* on error */
here = ftell(f);
fseek(f, 0, 2); /* find end of file */
if (here != ftell(f)) {
/* find string table size */
fseek(f, here, 0);
if (fread(&strsize, sizeof(strsize), 1, f) != 1) {
perror("error reading string table size");
abort();
} /* on error */
/* read string table if there is one */
if (strsize > 0) {
strtbl = xmalloc(strsize);
fseek(f, -sizeof(strsize), 1); /* backup over size count */
if (fread(strtbl, strsize, 1, f) != 1) {
perror("error reading string table");
abort();
} /* on error */
/* then connect the dots. */
for (s = symbols; s < symbols + execp->f_nsyms; ++s) {
if (!s->n_zeroes) {
int l;
s->n_offset = (long) strtbl + s->n_offset;
l = strlen((char *) s->n_offset);
if (l > longest_symbol_name) {
longest_symbol_name = l;
} /* keep max */
} /* "long" name */
s += s->n_numaux; /* skip aux entries */
} /* walk the symbol table */
} else {
fprintf(stderr, "Well, now that's weird. I have a string table whose size is zero?\n");
} /* if there is a string table */
} /* if there is a string table */
return;
} /* read_symbols() */
#ifdef comment
static void free_symbols() {
#endif /* OBJ_COFF */
if (symtbl)
free (symtbl);
symtbl = NULL;
if (strtbl)
free (strtbl);
strtbl = NULL;
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#endif /* OBJ_COFF */
} /* free_symbols() */
#ifndef OBJ_COFF
#else
}
#endif /* OBJ_BOUT */
#else
#endif /* comment */
#endif /* OBJ_COFF */
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
static void usage ()
#else
usage ()
#endif /* OBJ_BOUT */
{
#ifndef OBJ_BOUT
#else
static void usage() {
#endif /* OBJ_COFF */
(void) fprintf(stderr, "Usage: %s\n", program_name);
(void) fprintf(stderr, "\t[-ahnrt] [+all] [+header] [+nstuff]\n");
(void) fprintf(stderr, "\t[+reloc] [+symbols] [+text] [+data]\n");
(void) fprintf(stderr, "\t[+omit-symbol-numbers] [+omit-reloc-numbers]\n");
(void) fprintf(stderr, "\tfile...\n");
#ifndef OBJ_COFF
#else
fprintf (stderr, "\
Usage: %s [-hnrt] [+header] [+nstuff] [+reloc] [+symbols] file...\n",
program_name);
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
exit (1);
#ifndef OBJ_COFF
}
#else
} /* usage() */
#endif /* OBJ_COFF */
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#endif /* OBJ_COFF */
static int aflag = 0;
static int hflag = 0;
#ifdef OBJ_COFF
static int lflag = 0;
#endif /* OBJ_COFF */
static int nflag = 0;
static int rflag = 0;
#ifdef OBJ_COFF
static int sflag = 0;
#endif /* OBJ_COFF */
static int tflag = 0;
static int Dflag = 0;
static int Tflag = 0;
static int omit_reloc_numbers_flag = 0;
static int omit_sym_numbers_flag = 0;
#ifndef OBJ_COFF
#else
int hflag;
int nflag;
int rflag;
int tflag;
#endif /* OBJ_BOUT */
#else
static int section_headers_flag = 0;
static int section_contents_flag = 0;
#endif /* OBJ_COFF */
/* Size of a page. Required by N_DATADDR in a.out.gnu.h [VAX]. */
int page_size;
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
int main (argc, argv)
#else
int main(argc, argv)
#endif /* OBJ_COFF */
int argc;
#ifndef OBJ_COFF
#else
main (argc, argv)
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
char **argv;
{
int c;
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#endif /* OBJ_COFF */
/* extern char *optarg; */
#ifndef OBJ_COFF
#else
extern char *optarg;
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
extern int optind;
int seenflag = 0;
int ind = 0;
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#endif /* OBJ_COFF */
static struct option long_options[] = {
#ifdef OBJ_COFF
{"line-numbers", 0, &lflag, 1},
{"section-contents", 0, &section_contents_flag, 1},
{"section-headers", 0, &section_headers_flag, 1},
#endif /* OBJ_COFF */
{"symbols", 0, &tflag, 1},
{"reloc", 0, &rflag, 1},
{"nstuff", 0, &nflag, 1},
{"header", 0, &hflag, 1},
{"data", 0, &Dflag, 1},
{"text", 0, &Tflag, 1},
{"omit-relocation-numbers", 0, &omit_reloc_numbers_flag, 1},
{"omit-symbol-numbers", 0, &omit_sym_numbers_flag, 1},
{"all", 0, &aflag, 1},
{NULL, 0, NULL, 0},
};
#ifndef OBJ_COFF
#else
static struct option long_options[] =
{
{"symbols", 0, &tflag, 1},
{"reloc", 0, &rflag, 1},
{"nstuff", 0, &nflag, 1},
{"header", 0, &hflag, 1},
{NULL, 0, NULL, 0}
};
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
#ifndef OBJ_COFF
page_size = getpagesize ();
#endif /* OBJ_COFF */
program_name = argv[0];
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
while ((c = getopt_long (argc, argv, "ahnrt", long_options, &ind)) != EOF) {
#else
while ((c = getopt_long (argc, argv, "hnrt", long_options, &ind))
!= EOF) {
#endif /* OBJ_BOUT */
#else
while ((c = getopt_long (argc, argv, "ahlonrt", long_options, &ind)) != EOF) {
#endif /* OBJ_COFF */
seenflag = 1;
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#endif /* OBJ_COFF */
#ifndef OBJ_COFF
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
switch (c) {
case 0 : break; /* we've been given a long option */
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#endif /* OBJ_COFF */
case 'a': aflag = 1; break;
case 'h': hflag = 1; break;
#ifdef OBJ_COFF
case 'o': hflag = 1; break;
case 'l': lflag = 1; break;
#endif /* OBJ_COFF */
case 'n': nflag = 1; break;
case 'r': rflag = 1; break;
#ifndef OBJ_COFF
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
case 't': tflag = 1; break;
#ifndef OBJ_COFF
#ifdef OBJ_BOUT
case 'r': rflag = 1; break;
case 'n': nflag = 1; break;
case 'h': hflag = 1; break;
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
default:
usage ();
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#endif /* OBJ_COFF */
} /* switch on option */
} /* while there are options */
#ifndef OBJ_COFF
#else
}
}
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
if (seenflag == 0 || optind == argc)
usage ();
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#endif /* OBJ_COFF */
if (aflag) {
hflag = 1;
#ifdef OBJ_COFF
lflag = 1;
#endif /* OBJ_COFF */
nflag = 1;
rflag = 1;
tflag = 1;
Dflag = 1;
Tflag = 1;
#ifdef OBJ_COFF
section_headers_flag = 1;
section_contents_flag = 1;
#endif /* OBJ_COFF */
} /* if all */
#ifndef OBJ_COFF
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
while (optind < argc)
#ifndef OBJ_COFF
doit (argv[optind++]);
#ifndef OBJ_BOUT
#else
doit(argv[optind++]);
#endif /* OBJ_COFF */
return(0);
} /* main() */
#ifndef OBJ_COFF
#else
}
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
static void doit (name)
#else
doit (name)
#endif /* OBJ_BOUT */
#else
static void doit(name)
#endif /* OBJ_COFF */
char *name;
{
FILE *f;
#ifndef OBJ_COFF
struct exec exec;
#ifndef OBJ_BOUT
#else
fileheader exec;
if (section_headers) {
free(section_headers);
section_headers = NULL;
} /* free section headers */
if (symbols) {
free(symbols);
symbols = NULL;
} /* free symbols */
#endif /* OBJ_COFF */
printf("%s:\n", name);
#ifndef OBJ_COFF
#else
printf ("%s:\n", name);
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
f = fopen (name, "r");
if (f == NULL) {
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#endif /* OBJ_COFF */
fprintf(stderr, "%s: can not open ", program_name);
#ifndef OBJ_COFF
#else
fprintf (stderr, "%s: can not open ", program_name);
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
perror (name);
return;
}
#ifdef HEADER_SEEK
HEADER_SEEK (f);
#endif
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
if (fread((char *)&exec, sizeof exec, 1, f) != 1) {
#else
if (fread((char *)&exec, sizeof(exec), 1, f) != 1) {
#endif /* OBJ_COFF */
fprintf(stderr, "%s: can not read header for %s\n",
#ifndef OBJ_COFF
#else
if (fread ((char *)&exec, sizeof exec, 1, f) != 1) {
fprintf (stderr, "%s: can not read header for %s\n",
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
program_name, name);
return;
}
#ifdef OBJ_COFF
#ifdef I960ROMAGIC
#define N_BADMAG I960BADMAG
#endif /* I960ROMAGIC */
#endif /* OBJ_COFF */
if (N_BADMAG (exec)) {
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#endif /* OBJ_COFF */
fprintf(stderr, "%s: %s is not a%s object file\n",
program_name, name,
#ifdef B_OUT
" b.out"
#else
"n a.out"
#endif /* B_OUT */
);
#ifndef OBJ_COFF
#else
fprintf (stderr, "%s: %s is not an object file\n",
program_name, name);
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
return;
}
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#endif /* OBJ_COFF */
if (hflag) dump_header(&exec, f);
#ifdef OBJ_COFF
if (lflag) dump_lnno(&exec, f);
#endif /* OBJ_COFF */
if (nflag) dump_nstuff(&exec);
#ifdef OBJ_COFF
if (section_headers_flag) dump_section_headers(&exec, f);
if (section_contents_flag) dump_section_contents(&exec, f);
if (sflag) dump_section_contents(&exec, f);
#endif /* OBJ_COFF */
if (Tflag) dump_text(&exec, f);
if (Dflag) dump_data(&exec, f);
if (tflag) dump_sym(&exec, f);
if (rflag) dump_reloc(&exec, f);
#ifndef OBJ_COFF
#else
if (hflag)
dump_header (&exec);
#endif /* OBJ_COFF */
#ifndef OBJ_COFF
if (nflag)
dump_nstuff (&exec);
#endif /* OBJ_BOUT */
#else
printf("\n");
fclose(f);
return;
} /* doit() */
#endif /* OBJ_COFF */
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
free_symbols();
#else
if (tflag)
dump_sym (&exec, f);
#endif /* OBJ_BOUT */
#else
static void dump_lnno(execp, f)
fileheader *execp;
FILE *f;
{
int i = execp->f_nscns;
struct scnhdr *section;
char *buffer;
int bufsiz = 0;
if (i) {
printf("Line numbers:\n");
read_section_headers(execp, f);
read_symbols(execp, f);
for (section = section_headers; i; ++section, --i) {
int size = section->s_nlnno * LINESZ;
LINENO *r;
if (size > bufsiz) {
if (bufsiz) {
buffer = xrealloc(buffer, bufsiz = size);
} else {
buffer = xmalloc(bufsiz = size);
} /* if we had allocated anything before */
} /* if bigger than our old buffer */
printf("%8.8s:", section->s_name);
fseek(f, section->s_lnnoptr, 0);
if (size) {
int j;
if (fread(buffer, size, 1, f) != 1) {
printf(" (error reading lnno)\n");
continue;
} /* on read error */
printf("\n");
for (r = (LINENO *) buffer, j = 0; j < section->s_nlnno; ++j, ++r) {
printf("lnno = %d,", r->l_lnno);
if (r->l_lnno) {
printf(" paddr = 0x%lx", (unsigned long) r->l_addr.l_paddr);
} else {
printf(" symndx = %ld, \"%s\"",
r->l_addr.l_symndx,
sym_pname(symbols + r->l_addr.l_symndx));
} /* if not symbol'd */
if (r->padding[0] || r->padding[1]) {
printf(" (padding = %2x %2x)",
(unsigned) r->padding[0],
(unsigned) r->padding[1]);
} /* if padding not zero'd */
#endif /* OBJ_COFF */
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#else
printf("\n");
} /* for each lnno record */
} else {
printf(" (section has no line numbers.)\n");
} /* if there really is something in the section */
} /* for each section */
} else {
printf("No Sections.\n");
} /* if there are sections */
free(buffer);
printf("\n");
#endif /* OBJ_COFF */
return;
#ifndef OBJ_COFF
} /* doit() */
#else
if (rflag)
dump_reloc (&exec, f);
#endif /* OBJ_BOUT */
#else
} /* dump_lnno() */
#endif /* OBJ_COFF */
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
static void dump_header(execp, f)
#else
free_symbols ();
#else
static void dump_reloc(execp, f)
fileheader *execp;
FILE *f;
{
int i = execp->f_nscns;
struct scnhdr *section;
char *buffer;
int bufsiz = 0;
if (i) {
read_section_headers(execp, f);
printf("Relocations:\n");
for (section = section_headers; i; ++section, --i) {
int size = section->s_nreloc * RELSZ;
RELOC *r;
if (size > bufsiz) {
if (bufsiz) {
buffer = xrealloc(buffer, bufsiz = size);
} else {
buffer = xmalloc(bufsiz = size);
} /* if we had allocated anything before */
} /* if bigger than our old buffer */
printf("%8.8s:", section->s_name);
fseek(f, section->s_relptr, 0);
if (size) {
int j;
if (fread(buffer, size, 1, f) != 1) {
printf(" (error reading reloc)\n");
continue;
} /* on read error */
printf("\n");
for (r = (RELOC *) buffer, j = 0; j < section->s_nreloc; ++j, ++r) {
printf("vaddr = 0x%lx, symndx = %ld, r_type = ",
(unsigned long) r->r_vaddr,
r->r_symndx);
switch (r->r_type) {
case R_RELLONG: printf(" RELLONG"); break;
case R_IPRSHORT: printf("IPRSHORT"); break;
case R_IPRMED: printf(" IPRMED"); break;
case R_IPRLONG: printf(" IPRLONG"); break;
case R_OPTCALL: printf(" OPTCALL"); break;
case R_OPTCALLX: printf("OPTCALLX"); break;
case R_GETSEG: printf(" GETSEG"); break;
case R_GETPA: printf(" GETPA"); break;
case R_TAGWORD: printf(" TAGWORD"); break;
default: printf("unrecognized"); break;
} /* switch on reloc type */
printf(".");
if (r->pad[0] || r->pad[1]) {
printf(" (padding = %2x %2x)",
(unsigned) r->pad[0],
(unsigned) r->pad[1]);
} /* if padding isn't zero */
printf("\n");
} /* for each reloc record */
} else {
printf(" (section has no relocations.)\n");
} /* if there really is something in the section */
} /* for each section */
} else {
printf("No Sections.\n");
} /* if there are sections */
/* free(buffer); */
printf("\n");
return;
} /* dump_reloc() */
static void dump_section_contents(execp, f)
fileheader *execp;
FILE *f;
{
int i = execp->f_nscns;
struct scnhdr *section;
char *buffer;
int bufsiz = 0;
if (i) {
read_section_headers(execp, f);
printf("Section Contents:\n");
for (section = section_headers; i; ++section, --i) {
if (section->s_size > bufsiz) {
if (bufsiz) {
buffer = xrealloc(buffer, bufsiz = section->s_size);
} else {
buffer = xmalloc(bufsiz = section->s_size);
} /* if we had allocated anything before */
} /* if bigger than our old buffer */
printf("%8.8s:", section->s_name);
if (section->s_flags & STYP_BSS) {
printf(" bss sections have no contents.\n");
} else {
fseek(f, section->s_scnptr, 0);
if (section->s_size) {
if (fread(buffer, section->s_size, 1, f) != 1) {
printf(" (error reading section contents)\n");
} /* on read error */
printf("\n");
hex_dump(buffer, section->s_size);
printf("\n");
} else {
printf(" (section has a size of zero.)\n");
} /* if there really is a section */
} /* if bss else dump */
} /* for each section */
} else {
printf("No Sections.\n");
} /* if there are sections */
free(buffer);
printf("\n");
return;
} /* dump_section_contents() */
static void dump_section_headers(execp, f)
fileheader *execp;
FILE *f;
{
int i = execp->f_nscns;
struct scnhdr *section;
if (i > 0) {
read_section_headers(execp, f);
printf("Section Headers:\n");
for (section = section_headers; i; ++section, --i) {
long flags = section->s_flags;
printf("\"%8.8s\"", section->s_name);
printf(" physical address: 0x%x vma: 0x%x size: 0x%x (%ld)",
(unsigned) section->s_paddr,
(unsigned) section->s_vaddr,
(unsigned) section->s_size,
section->s_size);
printf(" relocs: %d linenos: %d alignment: 0x%lx (%ld)",
section->s_nreloc,
section->s_nlnno,
section->s_align,
(long) section->s_align);
printf(" flags: 0x%x = ", (unsigned) section->s_flags);
if (flags & STYP_REG) {
printf(" REG");
flags &= ~STYP_REG;
} /* STYP_REG */
if (flags & STYP_DSECT) {
printf(" DSECT");
flags &= ~STYP_DSECT;
} /* STYP_DSECT */
if (flags & STYP_NOLOAD) {
printf(" NOLOAD");
flags &= ~STYP_NOLOAD;
} /* STYP_NOLOAD */
if (flags & STYP_GROUP) {
printf(" GROUP");
flags &= ~STYP_GROUP;
} /* STYP_GROUP */
if (flags & STYP_PAD) {
printf(" PAD");
flags &= ~STYP_PAD;
} /* STYP_PAD */
if (flags & STYP_COPY) {
printf(" COPY");
flags &= ~STYP_COPY;
} /* STYP_COPY */
if (flags & STYP_TEXT) {
printf(" TEXT");
flags &= ~STYP_TEXT;
} /* STYP_TEXT */
if (flags & S_SHRSEG) {
printf(" SHRSEG");
flags &= ~S_SHRSEG;
} /* S_SHRSEG */
if (flags & STYP_DATA) {
printf(" DATA");
flags &= ~STYP_DATA;
} /* STYP_DATA */
if (flags & STYP_BSS) {
printf(" BSS");
flags &= ~STYP_BSS;
} /* STYP_BSS */
if (flags & S_NEWFCN) {
printf(" NEWFCN");
flags &= ~S_NEWFCN;
} /* S_NEWFCN */
if (flags & STYP_INFO) {
printf(" INFO");
flags &= ~STYP_INFO;
} /* STYP_INFO */
if (flags & STYP_OVER) {
printf(" OVER");
flags &= ~STYP_OVER;
} /* STYP_OVER */
if (flags & STYP_LIB) {
printf(" LIB");
flags &= ~STYP_LIB;
} /* STYP_LIB */
if (flags & STYP_MERGE) {
printf(" MERGE");
flags &= ~STYP_MERGE;
} /* STYP_MERGE */
if (flags & STYP_REVERSE_PAD) {
printf(" REVERSE_PAD");
flags &= ~STYP_REVERSE_PAD;
} /* STYP_REVERSE_PAD */
if (flags) {
printf(" +unknown");
} /* foo */
printf("\n");
} /* for each section header */
} else {
printf("No section headers.\n");
} /* if there are any sections */
#endif /* OBJ_COFF */
#ifndef OBJ_COFF
}
#else
printf("\n");
return;
} /* dump_section_headers() */
#endif /* OBJ_COFF */
#ifndef OBJ_COFF
dump_header (execp)
#endif /* OBJ_BOUT */
struct exec *execp;
#ifndef OBJ_BOUT
#else
static void dump_header(execp, f)
fileheader *execp;
#endif /* OBJ_COFF */
FILE *f;
#ifndef OBJ_COFF
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
{
#ifdef OBJ_COFF
#ifdef COFF
printf("magic: 0x%x (%o) ", (unsigned) execp->f_magic, (unsigned) execp->f_magic);
printf("number of sections: %d number of syms: %ld ", execp->f_nscns, execp->f_nsyms);
printf("time stamp: %s", ctime(&(execp->f_timdat)));
printf("flags:");
if (execp->f_flags & F_RELFLG) {
printf(" RELFLG");
} /* relflg */
if (execp->f_flags & F_EXEC) {
printf(" EXEC");
} /* exec */
if (execp->f_flags & F_LNNO) {
printf(" LNNO");
} /* lnno */
if (execp->f_flags & F_LSYMS) {
printf(" LSYMS");
} /* lsyms */
if (execp->f_flags & F_AR32WR) {
printf(" AR32WR");
} /* ar32wr */
assert(F_I960KB == F_I960SB);
assert(F_I960KA == F_I960SA);
switch (execp->f_flags & F_I960TYPE) {
case F_I960CORE: printf(" I960CORE"); break;
case F_I960KB: printf(" I960KB (== I960SB)"); break;
case F_I960MC: printf(" I960MC"); break;
case F_I960XA: printf(" I960XA"); break;
case F_I960CA: printf(" I960CA"); break;
case F_I960KA: printf(" I960KA (== I960SA)"); break;
default: printf(" I960Unknown"); break;
} /* switch on i960 type */
if (execp->f_flags & ~(F_RELFLG | F_EXEC | F_LNNO | F_LSYMS | F_AR32WR | F_I960TYPE)) {
printf(" +unrecognized");
} /* unrecognized */
printf("\n\n");
if (execp->f_opthdr) {
if (execp->f_opthdr == sizeof(AOUTHDR)) {
AOUTHDR hdr;
fseek(f, sizeof(*execp), 0);
if (fread(&hdr, sizeof(AOUTHDR), 1, f) == 1) {
printf("aouthdr:\n");
printf("magic: 0x%x (%o)", (unsigned) hdr.magic, (unsigned) hdr.magic);
printf(" vstamp: 0x%ld\n", (long) hdr.vstamp);
printf("sizes: text 0x%lx (%ld), data 0x%lx (%ld), bss 0x%lx (%ld)\n",
hdr.tsize,
(long) hdr.tsize,
hdr.dsize,
(long) hdr.dsize,
hdr.bsize,
(long) hdr.bsize);
printf("entry point: 0x%lx, starts: text 0x%lx (%ld), data 0x%lx (%ld)\n",
hdr.entry,
hdr.text_start,
(long) hdr.text_start,
hdr.data_start,
(long) hdr.data_start);
printf("tag entries: %ld\n",
(long) hdr.tagentries);
} else {
fprintf(stderr, "%s: error reading optional header", program_name);
perror(NULL);
} /* on error */
} else {
printf("opthder != sizeof aouthdr?");
} /* size mismatch */
} else {
printf("No optional header.");
} /* print optional header */
#else /* COFF */
#endif /* OBJ_COFF */
int x;
#if defined (__GNU_EXEC_MACROS__) && !defined (__STRUCT_EXEC_OVERRIDE__)
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#endif /* OBJ_COFF */
printf("magic: 0x%x (%o)", N_MAGIC(*execp), N_MAGIC(*execp));
printf("machine type: %d", N_MACHTYPE(*execp));
printf("flags: 0x%x", N_FLAGS(*execp));
#ifndef OBJ_COFF
#else
printf ("magic: 0x%x (%o)", N_MAGIC(*execp), N_MAGIC(*execp));
printf ("machine type: %d", N_MACHTYPE(*execp));
printf ("flags: 0x%x", N_FLAGS(*execp));
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
#else /* non-gnu struct exec. */
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#endif /* OBJ_COFF */
printf("magic: 0x%x (%o) ", (unsigned) execp->a_magic, (unsigned) execp->a_magic);
#ifndef OBJ_COFF
#else
printf ("magic: 0x%x (%o) ", execp->a_magic, execp->a_magic);
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
#endif /* non-gnu struct exec. */
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#endif /* OBJ_COFF */
printf("text 0x%x ", (unsigned) execp->a_text);
printf("data 0x%x ", (unsigned) execp->a_data);
printf("bss 0x%x\n", (unsigned) execp->a_bss);
printf("nsyms %ld", (long) (execp->a_syms / sizeof(struct nlist)));
x = execp->a_syms % sizeof(struct nlist);
#ifndef OBJ_COFF
#else
printf ("text 0x%x ", execp->a_text);
printf ("data 0x%x ", execp->a_data);
printf ("bss 0x%x\n", execp->a_bss);
printf ("nsyms %d", execp->a_syms / sizeof (struct nlist));
x = execp->a_syms % sizeof (struct nlist);
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
if (x)
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#endif /* OBJ_COFF */
printf(" (+ %d bytes)", x);
printf(" entry 0x%lx ", execp->a_entry);
#ifdef B_OUT
printf(" talign 0x%x", (unsigned) execp->a_talign);
printf(" dalign 0x%x", (unsigned) execp->a_dalign);
printf(" balign 0x%x", (unsigned) execp->a_balign);
printf(" unused 0x%x", (unsigned) execp->unused);
#endif /* B_OUT */
printf(" trsize 0x%lx", execp->a_trsize);
printf(" drsize 0x%lx", execp->a_drsize);
if (N_TXTOFF(*execp) != 0 && N_TXTOFF(*execp) != sizeof(*execp)) {
char *buffer;
char *i;
int size = N_TXTOFF(*execp) - sizeof(*execp);
buffer = xmalloc(size);
fseek(f, sizeof(*execp), 0);
if (fread(buffer, size, 1, f) != 1) {
fprintf(stderr, "%s: error reading between header and text", program_name);
perror(NULL);
} /* on error */
for (i = buffer; i < (buffer + size); ++i) {
if (*i != '\0') {
printf(" (garbage follows header)");
break;
} /* non null */
} /* walk the buffer looking for garbage */
} /* check for garbage following header */
#ifdef OBJ_COFF
#endif /* COFF */
#endif /* OBJ_COFF */
printf("\n");
return;
} /* dump_header() */
#ifdef OBJ_COFF
#ifdef comment
#endif /* OBJ_COFF */
static void dump_nstuff(execp)
#ifndef OBJ_COFF
struct exec *execp;
#else
fileheader *execp;
#endif /* OBJ_COFF */
{
printf("N_BADMAG %d\n", N_BADMAG(*execp));
printf("N_TXTOFF 0x%x\n", N_TXTOFF(*execp));
printf("N_SYMOFF 0x%lx\n", N_SYMOFF(*execp));
printf("N_STROFF 0x%lx\n", N_STROFF(*execp));
printf("N_TXTADDR 0x%x\n", (unsigned) N_TXTADDR(*execp));
printf("N_DATADDR 0x%lx\n", N_DATADDR(*execp));
return;
} /* dump_nstuff() */
#ifndef OBJ_COFF
#else
printf (" (+ %d bytes)", x);
printf (" entry 0x%x ", execp->a_entry);
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#endif /* OBJ_COFF */
static void dump_text(execp, f)
#ifndef OBJ_COFF
struct exec *execp;
#else
fileheader *execp;
#endif /* OBJ_COFF */
FILE *f;
{
void *buffer;
if (execp->a_text) {
buffer = xmalloc(execp->a_text);
fseek(f, N_TXTOFF(*execp), 0);
if (fread(buffer, execp->a_text, 1, f) != 1) {
fprintf(stderr, "%s: error reading text section.\n", program_name);
return;
} /* on error */
#ifndef OBJ_COFF
#else
printf (" talign 0x%x ", execp->a_talign);
printf (" dalign 0x%x ", execp->a_dalign);
printf (" balign 0x%x ", execp->a_balign);
printf (" unused 0x%x ", execp->unused);
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#endif /* OBJ_COFF */
hex_dump(buffer, execp->a_text);
free(buffer);
} else {
printf("No text section.\n");
} /* if there is text */
return;
} /* dump_text() */
#ifndef OBJ_COFF
#else
printf ("trsize 0x%x ", execp->a_trsize);
printf ("drsize 0x%x\n", execp->a_drsize);
}
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#endif /* OBJ_COFF */
static void dump_data(execp, f)
#ifndef OBJ_COFF
#else
dump_nstuff (execp)
#endif /* OBJ_BOUT */
struct exec *execp;
#ifndef OBJ_BOUT
#else
fileheader *execp;
#endif /* OBJ_COFF */
FILE *f;
{
void *buffer;
if (execp->a_data) {
buffer = xmalloc(execp->a_data);
fseek(f, N_TXTOFF(*execp), 0);
if (fread(buffer, execp->a_data, 1, f) != 1) {
fprintf(stderr, "%s: error reading data section.\n", program_name);
return;
} /* on error */
hex_dump(buffer, execp->a_data);
free(buffer);
} else {
printf("No data section.\n");
} /* if there is data */
return;
} /* dump_data() */
#ifdef OBJ_COFF
#endif /* comment */
#endif /* OBJ_COFF */
static void hex_dump(buffer, size)
void *buffer;
int size;
#ifndef OBJ_COFF
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
{
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#endif /* OBJ_COFF */
FILE *f;
#ifndef OBJ_COFF
if ((f = popen("od -x +0x0", "w")) != NULL) {
#else
fflush(stdout);
if ((f = popen("hexl", "w")) != NULL) {
#endif /* OBJ_COFF */
if (fwrite(buffer, size, 1, f) != 1) {
(void) fprintf(stderr, "%s: error writing to od(1) pipe:", program_name);
perror(NULL);
} /* on error */
} else {
(void) fprintf(stderr, "%s: error opening pipe to od(1):", program_name);
perror(NULL);
} /* on successful popen */
(void) pclose(f);
#ifdef OBJ_COFF
fflush(stdout);
#endif /* OBJ_COFF */
return;
} /* hex_dump() */
#ifndef OBJ_COFF
#else
printf ("N_BADMAG %d\n", N_BADMAG (*execp));
printf ("N_TXTOFF 0x%x\n", N_TXTOFF (*execp));
printf ("N_SYMOFF 0x%x\n", N_SYMOFF (*execp));
printf ("N_STROFF 0x%x\n", N_STROFF (*execp));
printf ("N_TXTADDR 0x%x\n", N_TXTADDR (*execp));
printf ("N_DATADDR 0x%x\n", N_DATADDR (*execp));
}
#endif /* OBJ_BOUT */
#else
char *sym_class_pname(class)
char class;
{
switch (class) {
case C_EFCN: return("EFCN");
case C_NULL: return("NULL");
case C_AUTO: return("AUTO");
case C_EXT: return("EXT");
case C_STAT: return("STAT");
case C_REG: return("REG");
case C_EXTDEF: return("EXTDEF");
case C_LABEL: return("LABEL");
case C_ULABEL: return("ULABEL");
case C_MOS: return("MOS");
case C_ARG: return("ARG");
case C_STRTAG: return("STRTAG");
case C_MOU: return("MOU");
case C_UNTAG: return("UNTAG");
case C_TPDEF: return("TPDEF");
case C_USTATIC: return("USTATIC");
case C_ENTAG: return("ENTAG");
case C_MOE: return("MOE");
case C_REGPARM: return("REGPARM");
case C_FIELD: return("FIELD");
case C_BLOCK: return("BLOCK");
case C_FCN: return("FCN");
case C_EOS: return("EOS");
case C_FILE: return("FILE");
case C_LINE: return("LINE");
case C_ALIAS: return("ALIAS");
case C_HIDDEN: return("HIDDEN");
case C_SCALL: return("SCALL");
case C_LEAFEXT: return("LEAFEXT");
case C_OPTVAR: return("OPTVAR");
case C_DEFINE: return("DEFINE");
case C_PRAGMA: return("PRAGMA");
case C_SEGMENT: return("SEGMENT");
case C_LEAFSTAT:return("LEAFSTAT");
case C_AUTOARG: return("AUTOARG");
default: return("(???)");
} /* switch on class */
} /* sym_class_pname() */
char *sym_type_pname(type)
unsigned long type;
{
switch (type) {
case T_NULL: return("NULL");
case T_VOID: return("VOID");
case T_CHAR: return("CHAR");
case T_SHORT: return("SHORT");
case T_INT: return("INT");
case T_LONG: return("LONG");
case T_FLOAT: return("FLOAT");
case T_DOUBLE: return("DOUBLE");
case T_STRUCT: return("STRUCT");
case T_UNION: return("UNION");
case T_ENUM: return("ENUM");
case T_MOE: return("MOE");
case T_UCHAR: return("UCHAR");
case T_USHORT: return("USHORT");
case T_UINT: return("UINT");
case T_ULONG: return("ULONG");
case T_LNGDBL: return("LNGDBL");
default: return("(???)");
} /* switch on type */
} /* sym_type_pname() */
char *sym_section_pname(scnum, execp)
short scnum;
fileheader *execp;
{
switch (scnum) {
case N_UNDEF: return("UNDEF");
case N_ABS: return("ABS");
case N_DEBUG: return("DEBUG");
case N_TV: return("NTV");
case P_TV: return("PTV");
default:
assert(0 <= (scnum-1));
assert((scnum-1) < execp->f_nscns);
return(section_headers[scnum-1].s_name);
} /* switch on scnum */
} /* sym_section_pname() */
static char *sym_pname(s)
SYMENT *s;
{
static char buffer[SYMNMLEN + 1];
if (s->n_zeroes) {
bzero(buffer, SYMNMLEN + 1);
bcopy(s->n_name, buffer, SYMNMLEN);
return(buffer);
} else {
return((char *) s->n_offset);
} /* if "short" name */
} /* sym_pname() */
/*
* Notes: .file must be first, .text, .data, .bss must be last.
*/
static void dump_aux_fcn(aux)
AUXENT *aux;
{
/* function symbol */
printf(" tagndx %ld,", aux->x_sym.x_tagndx);
printf(" size %ld,", aux->x_sym.x_misc.x_fsize);
printf(" lnnoptr 0x%lx,", (unsigned long) aux->x_sym.x_fcnary.x_fcn.x_lnnoptr);
printf(" endndx %ld", aux->x_sym.x_fcnary.x_fcn.x_endndx);
printf(" tvndx 0x%x,", (unsigned) aux->x_sym.x_tvndx);
return;
} /* dump_aux_fcn() */
static void dump_aux_tagmember(aux)
AUXENT *aux;
{
printf(" tagndx %ld,", aux->x_sym.x_tagndx);
printf(" size %d,", aux->x_sym.x_misc.x_lnsz.x_size);
return;
} /* dump_aux_tagmember() */
static void dump_aux_array(aux)
AUXENT *aux;
{
int i;
#endif /* OBJ_COFF */
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#else
printf(" size %d, ", aux->x_sym.x_misc.x_lnsz.x_size);
for (i = 0; i < 4; ++i) {
printf("[%d]", aux->x_sym.x_fcnary.x_ary.x_dimen[i]);
} /* four dimensions */
return;
} /* dump_aux_array() */
#endif /* OBJ_COFF */
static void dump_sym(execp, f)
#ifndef OBJ_COFF
#else
dump_sym (execp, f)
#endif /* OBJ_BOUT */
struct exec *execp;
#else
fileheader *execp;
#endif /* OBJ_COFF */
FILE *f;
{
int i;
#ifndef OBJ_COFF
struct nlist *sp;
#else
SYMENT *sp;
#endif /* OBJ_COFF */
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
read_symbols(execp, f);
#else
read_symbols (execp, f);
#endif /* OBJ_BOUT */
if (nsyms == 0) {
#ifndef OBJ_BOUT
#else
read_section_headers(execp, f);
if (execp->f_nsyms == 0) {
#endif /* OBJ_COFF */
printf("no symbols\n");
#ifndef OBJ_COFF
#else
printf ("no symbols\n");
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
return;
#ifndef OBJ_COFF
}
#else
} /* if there are any */
read_symbols(execp, f);
printf("Symbols:\n");
#endif /* OBJ_COFF */
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#endif /* OBJ_COFF */
if (!omit_sym_numbers_flag) {
#ifndef OBJ_COFF
printf("%3s: ", "#");
#else
printf("%3s:", "#");
#endif /* OBJ_COFF */
} /* printing symbol numbers */
#ifndef OBJ_COFF
printf("%4s %5s %4s %8s\n",
"type", "other", "desc", "val");
#else
printf(" %*.*s %8.8s %3.3s %8.8s %7.7s %3.3s %s\n",
SYMNMLEN, SYMNMLEN, "name",
"value", "num", "sec-name", "class", "aux", "type");
#endif /* OBJ_COFF */
#ifndef OBJ_COFF
#else
printf ("%3s: %4s %5s %4s %8s\n",
"#", "type", "other", "desc", "val");
#endif /* OBJ_BOUT */
for (i = 0, sp = symtbl; i < nsyms; i++, sp++) {
#ifndef OBJ_BOUT
#else
for (i = 0, sp = symbols; sp < symbols + execp->f_nsyms; ++sp, ++i) {
#endif /* OBJ_COFF */
if (!omit_sym_numbers_flag) {
#ifndef OBJ_COFF
printf("%3d: ", i);
#else
printf("%3d:", i);
#endif /* OBJ_COFF */
} /* printing symbol numbers */
#ifndef OBJ_COFF
printf("%4x %5x %4x %8lx %s",
(unsigned) (sp->n_type & 0xff),
(unsigned) (sp->n_other & 0xff),
(unsigned) (sp->n_desc & 0xffff),
#else
printf ("%3d: %4x %5x %4x %8x %s",
i,
sp->n_type & 0xff,
sp->n_other & 0xff,
sp->n_desc & 0xffff,
#endif /* OBJ_BOUT */
sp->n_value,
sp->n_un.n_name);
#ifndef OBJ_BOUT
#else
printf(" %*.*s", SYMNMLEN, SYMNMLEN, (sp->n_zeroes) ? sp->n_name : "");
#endif /* OBJ_COFF */
#ifndef OBJ_COFF
#else
#endif /* OBJ_BOUT */
if (sp->n_type & N_EXT) printf(" N_EXT");
if (sp->n_type & N_STAB) printf(" N_STAB");
#ifndef OBJ_BOUT
#else
printf(" %8lx", (unsigned long) sp->n_value);
printf(" %3d", sp->n_scnum);
printf(" %8.8s", sym_section_pname(sp->n_scnum, execp));
printf(" %7.7s", sym_class_pname(sp->n_sclass));
printf(" %1d", sp->n_numaux);
#endif /* OBJ_COFF */
#ifndef OBJ_COFF
#else
#endif /* OBJ_BOUT */
if ((sp->n_type & N_TYPE) == N_UNDF) {
printf(" N_UNDF");
} else {
if (sp->n_type & N_ABS) printf(" N_ABS");
if (sp->n_type & N_TEXT) printf(" N_TEXT");
if (sp->n_type & N_DATA) printf(" N_DATA");
if (sp->n_type & N_BSS) printf(" N_BSS");
if (sp->n_type & N_FN) printf(" N_FN");
} /* if not undefined */
#ifndef OBJ_BOUT
#else
printf(" %s", sym_type_pname(BTYPE(sp->n_type)));
#endif /* OBJ_COFF */
#ifndef OBJ_COFF
#ifdef B_OUT
#else
#endif /* OBJ_BOUT */
if (sp->n_other) {
printf(" [");
#ifndef OBJ_BOUT
#else
/* derived type */
printf("%s", (ISPTR(sp->n_type)
? "(PTR)"
: (ISFCN(sp->n_type)
? "(FCN)"
: (ISARY(sp->n_type)
? "(ARY)"
: ""))));
if (sp->n_type & ~(N_BTMASK | N_TMASK)) {
printf("+");
} /* if type isn't all */
if (!sp->n_zeroes) {
printf(" \"%s\"", sym_pname(sp));
} /* if "long" name */
/* FIXME do something with the flags field */
#ifdef comment
if (sp->pad1[0] != 0 || sp->pad1[1] != 0) {
printf(" (pad1 %2.2x%2.2x)", (unsigned) sp->pad1[0], (unsigned) sp->pad1[1]);
} /* if padding not zeroed */
#endif /* comment */
if (sp->pad2[0] != 0 || sp->pad2[1] != 0) {
printf(" (pad2 %2.2x%2.2x)", (unsigned) sp->pad2[0], (unsigned) sp->pad2[1]);
} /* if padding not zeroed */
#define DTYPE(x) (((x) & N_TMASK) >> N_BTSHFT)
if (sp->n_numaux > 0) {
int auxcountshouldbe = 1;
AUXENT *aux = (AUXENT *) (sp + 1);
AUXENT *aux2 = (AUXENT *) (sp + 2);
#endif /* OBJ_COFF */
#ifndef OBJ_COFF
#else
#else
switch (sp->n_sclass) {
case C_FILE: /* file symbol */
printf(" filename \"%s\"", aux->x_file.x_fname);
break;
case C_UNTAG:
case C_ENTAG:
case C_STRTAG: {
if (DTYPE(sp->n_type) == DT_NON
&& (BTYPE(sp->n_type) == T_NULL
|| BTYPE(sp->n_type) == T_STRUCT
|| BTYPE(sp->n_type) == T_UNION
|| BTYPE(sp->n_type) == T_ENUM)) {
printf(" size %d,", aux->x_sym.x_misc.x_lnsz.x_size);
printf(" endndx %ld", aux->x_sym.x_fcnary.x_fcn.x_endndx);
} else {
printf(" (don't know why this tag has an auxent)");
abort();
} /* if I understand */
break;
} /* tags */
case C_EOS: {
if (BTYPE(sp->n_type) == DT_NON && BTYPE(sp->n_type) == T_NULL) {
printf(" tagndx %ld,", aux->x_sym.x_tagndx);
printf(" size %d,", aux->x_sym.x_misc.x_lnsz.x_size);
} else {
printf(" (don't know why this eos has an auxent)");
abort();
} /* if I understand */
break;
} /* eos */
case C_FCN:
case C_BLOCK: {
if (BTYPE(sp->n_type) == DT_NON && BTYPE(sp->n_type) == T_NULL) {
if (!strcmp(sp->n_name, ".bb") || !strcmp(sp->n_name, ".bf")) {
printf(" lnno %d", aux->x_sym.x_misc.x_lnsz.x_lnno);
printf(" endndx %ld", aux->x_sym.x_fcnary.x_fcn.x_endndx);
break;
} else if (!strcmp(sp->n_name, ".eb") || !strcmp(sp->n_name, ".ef")) {
printf(" lnno %d", aux->x_sym.x_misc.x_lnsz.x_lnno);
break;
} /* beginning or ending */
} /* if I understand */
printf(" (don't know why this fcn or block has an auxent)");
abort();
break;
} /* begin/end blocks */
case C_LEAFEXT:
case C_LEAFSTAT:
case C_SCALL:
case C_EXT: {
assert(BTYPE(sp->n_type) != T_MOE);
if (ISFCN(sp->n_type)
|| BTYPE(sp->n_type) == T_NULL) {
dump_aux_fcn(aux);
if (sp->n_sclass == C_SCALL) {
printf(" stindx %ld", aux2->x_sc.x_stindx);
auxcountshouldbe = 2;
} else if (sp->n_sclass == C_LEAFEXT
|| sp->n_sclass == C_LEAFSTAT) {
printf(" balentry 0x%lx", aux2->x_bal.x_balntry);
auxcountshouldbe = 2;
} /* special functions */
} else if (ISARY(sp->n_type)) {
dump_aux_array(aux);
} else if (BTYPE(sp->n_type) == T_STRUCT) {
printf(" tagndx %ld,", aux->x_sym.x_tagndx);
printf(" size %d,", aux->x_sym.x_misc.x_lnsz.x_size);
} else {
assert(0);
} /* on type */
break;
} /* function */
case C_STAT: {
switch (DTYPE(sp->n_type)) {
case DT_NON:
switch (BTYPE(sp->n_type)) {
case T_NULL: /* section symbol */
printf(" length 0x%lx, relocs %d, lnnos %d",
(unsigned long) aux->x_scn.x_scnlen,
aux->x_scn.x_nreloc,
aux->x_scn.x_nlinno);
break;
case T_STRUCT:
case T_UNION:
case T_ENUM:
dump_aux_tagmember(aux);
break;
default:
printf(" (confused).");
abort();
} /* switch on btype */
break;
case DT_FCN: /* function */
if (BTYPE(sp->n_type) == T_MOE) {
printf(" (confused).");
abort();
} else {
dump_aux_fcn(aux);
} /* if I understand */
break;
case DT_ARY:
assert(BTYPE(sp->n_type) != T_MOE);
dump_aux_array(aux);
/* intentional fall through */
case DT_PTR:
assert(BTYPE(sp->n_type) == T_STRUCT
|| BTYPE(sp->n_type) == T_UNION
|| BTYPE(sp->n_type) == T_ENUM);
dump_aux_tagmember(aux);
break;
default:
printf(" (confused.)");
abort();
} /* switch on derived type */
break;
} /* STAT */
case C_AUTO:
case C_MOS:
case C_MOU:
case C_TPDEF:
if (DTYPE(sp->n_type) == DT_ARY) {
assert(BTYPE(sp->n_type) != T_MOE);
dump_aux_array(aux);
} else {
dump_aux_tagmember(aux);
} /* if an array */
break;
#endif /* OBJ_COFF */
#ifndef OBJ_COFF
#endif /* OBJ_BOUT */
if (sp->n_other == N_CALLNAME) {
printf(" N_CALLNAME");
} else if (sp->n_other == N_BALNAME) {
printf(" N_BALNAME");
} else if (1 <= sp->n_other && sp->n_other <= 32) {
printf(" \"trap\"");
} else {
printf(" !!!invalid \"other\" field");
} /* what is it */
#ifndef OBJ_BOUT
#else
case C_FIELD:
printf(" tagndx %ld,", aux->x_sym.x_tagndx);
printf(" size %d,", aux->x_sym.x_misc.x_lnsz.x_size);
break;
default:
printf(" (don't know why this symbol has aux entries.)");
abort();
break;
} /* switch on class */
#endif /* OBJ_COFF */
#ifndef OBJ_COFF
#else
#endif /* OBJ_BOUT */
printf(" ]");
} /* is defined */
#ifndef OBJ_BOUT
#endif /* B_OUT */
#else
if (sp->n_numaux != auxcountshouldbe) {
printf(" (expecting %d auxents here)", auxcountshouldbe);
abort();
} /* on miscount */
} /* do aux entries */
i += sp->n_numaux;
sp += sp->n_numaux;
#endif /* OBJ_COFF */
printf("\n");
} /* for each symbol */
#ifndef OBJ_COFF
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#else
printf("\n");
#endif /* OBJ_COFF */
return;
} /* dump_sym() */
#ifndef OBJ_COFF
#else
printf("\n");
}
}
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#else
#ifdef comment
#endif /* OBJ_COFF */
static void dump_reloc (execp, f)
#ifndef OBJ_COFF
#else
dump_reloc (execp, f)
#endif /* OBJ_BOUT */
struct exec *execp;
#else
fileheader *execp;
#endif /* OBJ_COFF */
FILE *f;
{
#ifndef OBJ_COFF
read_symbols (execp, f);
#else
read_symbols(execp, f);
#endif /* OBJ_COFF */
if (execp->a_trsize) {
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#endif /* OBJ_COFF */
printf("text reloc\n");
#ifndef OBJ_COFF
#else
printf ("text reloc\n");
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
dump_reloc1 (execp, f, N_TRELOFF (*execp), execp->a_trsize);
}
if (execp->a_drsize) {
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#endif /* OBJ_COFF */
printf("data reloc\n");
#ifndef OBJ_COFF
#else
printf ("data reloc\n");
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
dump_reloc1 (execp, f, N_DRELOFF (*execp), execp->a_drsize);
}
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#endif /* OBJ_COFF */
return;
} /* dump_reloc() */
#ifndef OBJ_COFF
#else
}
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#endif /* OBJ_COFF */
static void dump_reloc1 (execp, f, off, size)
#ifndef OBJ_COFF
#else
dump_reloc1 (execp, f, off, size)
#endif /* OBJ_BOUT */
struct exec *execp;
#else
fileheader *execp;
#endif /* OBJ_COFF */
FILE *f;
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#endif /* OBJ_COFF */
int off;
int size;
#ifndef OBJ_COFF
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
{
int nreloc;
struct relocation_info reloc;
int i;
nreloc = size / sizeof (struct relocation_info);
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#endif /* OBJ_COFF */
if (!omit_reloc_numbers_flag) {
printf("%3s: ", "#");
} /* if printing numbers */
#ifndef sparc
printf("%3s ", "len");
#endif /* sparc */
printf("%8s %4s\n", "adr", "sym");
fseek(f, off, 0);
#ifndef OBJ_COFF
#else
printf ("%3s: %3s %8s %4s\n", "#", "len", "adr", "sym");
fseek (f, off, 0);
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
for (i = 0; i < nreloc; i++) {
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#endif /* OBJ_COFF */
if (fread((char *)&reloc, sizeof reloc, 1, f) != 1) {
fprintf(stderr, "%s: error reading reloc\n",
#ifndef OBJ_COFF
#else
if (fread ((char *)&reloc, sizeof reloc, 1, f) != 1) {
fprintf (stderr, "%s: error reading reloc\n",
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
program_name);
return;
}
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#endif /* OBJ_COFF */
if (!omit_reloc_numbers_flag) {
printf("%3d: ", i);
} /* if printing numbers */
#ifndef sparc
printf("%3d ", 1 << reloc.r_length);
#endif /* sparc */
printf("%8lx ", (long unsigned) reloc.r_address);
#ifndef B_OUT
#ifndef OBJ_COFF
#else
printf ("%3d: %3d %8x ", i, 1 << reloc.r_length,
reloc.r_address);
#ifdef NOT
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
if (reloc.r_extern) {
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#endif /* OBJ_COFF */
if (!omit_sym_numbers_flag) {
(void) printf("%4d ", reloc.r_symbolnum);
} else {
(void) printf(" ");
} /* if printing sym numbers */
#ifndef OBJ_COFF
#else
printf ("%4d ", reloc.r_symbolnum);
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
if (reloc.r_symbolnum < nsyms)
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#endif /* OBJ_COFF */
printf("%s ", symtbl[reloc.r_symbolnum].n_un.n_name);
#ifndef OBJ_COFF
#else
printf ("%s ",
symtbl[reloc.r_symbolnum].n_un.n_name);
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
} else {
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#endif /* OBJ_COFF */
printf(" ");
#ifndef OBJ_COFF
#else
printf (" ");
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
switch (reloc.r_symbolnum & ~N_EXT) {
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#endif /* OBJ_COFF */
case N_TEXT: printf(".text "); break;
case N_DATA: printf(".data "); break;
case N_BSS: printf(".bss "); break;
case N_ABS: printf(".abs "); break;
default: printf("base %x ", (unsigned) reloc.r_symbolnum); break;
#ifndef OBJ_COFF
#else
case N_TEXT: printf (".text "); break;
case N_DATA: printf (".data "); break;
case N_BSS: printf (".bss "); break;
case N_ABS: printf (".abs "); break;
default: printf ("base %x ", reloc.r_symbolnum); break;
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
}
}
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#endif /* OBJ_COFF */
#endif /* not B_OUT */
#ifdef SPARC
if (reloc.r_addend) printf("+0x%x ", (unsigned) reloc.r_addend);
switch (reloc.r_type) {
case RELOC_8: printf("R8 "); break;
case RELOC_16: printf("R16 "); break;
case RELOC_32: printf("R32 "); break;
case RELOC_DISP8: printf("DISP8 "); break;
case RELOC_DISP16: printf("DISP16 "); break;
case RELOC_DISP32: printf("DISP32 "); break;
case RELOC_WDISP30: printf("WDISP30 "); break;
case RELOC_WDISP22: printf("WDISP22 "); break;
case RELOC_HI22: printf("HI22 "); break;
case RELOC_22: printf("R22 "); break;
case RELOC_13: printf("R13 "); break;
case RELOC_LO10: printf("LO10 "); break;
case RELOC_SFA_BASE: printf("SFA_BASE "); break;
case RELOC_SFA_OFF13: printf("SFA_OFF13 "); break;
case RELOC_BASE10: printf("BASE10 "); break;
case RELOC_BASE13: printf("BASE13 "); break;
case RELOC_BASE22: printf("BASE22 "); break;
case RELOC_PC10: printf("PC10 "); break;
case RELOC_PC22: printf("PC22 "); break;
case RELOC_JMP_TBL: printf("JMP_TBL "); break;
case RELOC_SEGOFF16: printf("SEGOFF16 "); break;
case RELOC_GLOB_DAT: printf("GLOB_DAT "); break;
case RELOC_JMP_SLOT: printf("JMP_SLOT "); break;
case RELOC_RELATIVE: printf("RELATIVE "); break;
} /* switch on reloc type */
#else /* SPARC */
if (reloc.r_pcrel) printf("PCREL ");
#endif /* SPARC */
#ifdef B_OUT
if (reloc.r_bsr) printf("BSR ");
if (reloc.r_disp) printf("DISP ");
if (reloc.r_callj) printf("CALLJ ");
if (reloc.nuthin) printf("NUTHIN ");
#endif /* B_OUT */
#ifdef SPARC
{
struct reloc_info_sparc spare;
bzero(&spare, sizeof(spare));
reloc.r_address = 0;
reloc.r_index = 0;
reloc.r_extern = 0;
reloc.r_type = 0;
reloc.r_addend = 0;
if (bcmp(&reloc, &spare, sizeof(spare))) {
printf("(garbage in spare bits) ");
} /* if garbage in spare bits */
} /* sparc */
#endif /* SPARC */
#ifndef OBJ_COFF
#else
#endif /* NOT */
if (reloc.r_pcrel) printf ("PCREL ");
if (reloc.r_bsr) printf ("BSR ");
if (reloc.r_disp) printf ("DISP ");
if (reloc.r_callj) printf ("CALLJ ");
if (reloc.nuthin) printf ("NUTHIN ");
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
#if 0
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#endif /* OBJ_COFF */
if (reloc.r_pad) printf("PAD %x ", reloc.r_pad);
#ifndef OBJ_COFF
#else
if (reloc.r_pad) printf ("PAD %x ", reloc.r_pad);
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
#endif
#ifndef OBJ_COFF
#ifndef OBJ_BOUT
#endif /* OBJ_COFF */
printf("\n");
} /* for each reloc record */
return;
} /* dump_reloc1() */
#ifndef OBJ_COFF
#else
printf ("\n");
}
}
#endif /* OBJ_BOUT */
#else
#endif /* comment */
#endif /* OBJ_COFF */
/* Allocate `n' bytes of memory dynamically, with error checking. */
#ifndef OBJ_COFF
char *
xmalloc (n)
unsigned n;
{
char *p;
p = malloc (n);
if (p == 0)
{
#ifndef OBJ_BOUT
fprintf(stderr, "%s: virtual memory exhausted\n", program_name);
#else
fprintf (stderr, "%s: virtual memory exhausted\n", program_name);
#endif /* OBJ_BOUT */
exit (1);
}
#ifndef OBJ_BOUT
bzero(p, n);
#endif /* OBJ_BOUT */
return p;
#ifndef OBJ_BOUT
#else
static char *xmalloc (n)
unsigned n;
{
char *p;
p = malloc (n);
if (p == NULL)
{
fprintf(stderr, "%s: virtual memory exhausted\n", program_name);
exit (1);
}
bzero(p, n);
return p;
#endif /* OBJ_COFF */
} /* xmalloc() */
#ifdef OBJ_COFF
static char *xrealloc(p, size)
char *p;
unsigned size;
{
p = realloc(p, size);
if (p == NULL) {
fprintf(stderr, "%s: virtual memory exhausted\n", program_name);
exit (1);
} /* on malloc failure */
bzero(p, size);
return(p);
} /* xrealloc() */
#endif /* OBJ_COFF */
/*
* Local Variables:
* comment-column: 0
* fill-column: 131
* End:
*/
/* end of objdump.c */
#ifndef OBJ_COFF
#else
}
#endif /* OBJ_BOUT */
#endif /* OBJ_COFF */
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