157 lines
2.5 KiB
C
157 lines
2.5 KiB
C
/* esize: prints info from e.out header
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
|
|
#ifndef MAGIC
|
|
#define MAGIC 07255
|
|
#endif MAGIC
|
|
|
|
FILE *load_fp;
|
|
int eof;
|
|
|
|
/* Much of the code has been borrowed from the EM interpreter
|
|
*/
|
|
|
|
typedef unsigned long ptr; /* pointer to EM adress */
|
|
|
|
long magic;
|
|
long flags;
|
|
long uref;
|
|
long version;
|
|
long wsize;
|
|
long psize;
|
|
long int7;
|
|
long int8;
|
|
long ntext;
|
|
long ndata;
|
|
long nproc;
|
|
long entrypoint;
|
|
long nline;
|
|
long szdata;
|
|
long ptr7;
|
|
long ptr8;
|
|
|
|
main(argc, argv)
|
|
int argc;
|
|
char *argv[];
|
|
{
|
|
printf("TPFCRE uref vers w/p text nproc szdata\n");
|
|
|
|
if (argc == 1) {
|
|
esize("e.out");
|
|
}
|
|
else {
|
|
while (argc > 1) {
|
|
esize(argv[1]);
|
|
argc--, argv++;
|
|
}
|
|
}
|
|
exit(0);
|
|
}
|
|
|
|
esize(fname)
|
|
char *fname;
|
|
{
|
|
eof = 0;
|
|
if (!rd_open(fname)) {
|
|
printf("%s: cannot open\n", fname);
|
|
}
|
|
else {
|
|
if (!rd_header()) {
|
|
printf("%s: not EM object format\n", fname);
|
|
}
|
|
else {
|
|
printf("%c", flags&0001 ? 'T' : '-');
|
|
printf("%c", flags&0002 ? 'P' : '-');
|
|
printf("%c", flags&0004 ? 'F' : '-');
|
|
printf("%c", flags&0010 ? 'C' : '-');
|
|
printf("%c", flags&0020 ? 'R' : '-');
|
|
printf("%c", flags&0040 ? 'E' : '-');
|
|
printf("%c", flags&0100 ? '?' : ' ');
|
|
printf("%c", flags&0200 ? '?' : ' ');
|
|
|
|
printf("%3ld ", uref);
|
|
printf("%3ld ", version);
|
|
printf("%1ld/%1ld", wsize, psize);
|
|
printf("%c", int7 ? '?' : ' ');
|
|
printf("%c", int8 ? '?' : ' ');
|
|
|
|
printf("%5ld ", ntext);
|
|
printf("%5ld ", nproc);
|
|
printf("%6ld", szdata);
|
|
printf("%c", ptr7 ? '?' : ' ');
|
|
printf("%c", ptr8 ? '?' : ' ');
|
|
printf("%s\n", fname);
|
|
}
|
|
rd_close();
|
|
}
|
|
}
|
|
|
|
#define btol(a) ((long)(((long) (a)) & 0xFF))
|
|
|
|
int
|
|
rd_open(load_file)
|
|
char *load_file;
|
|
{
|
|
return (load_fp = fopen(load_file, "r")) != NULL;
|
|
}
|
|
|
|
int
|
|
rd_byte()
|
|
{
|
|
int i;
|
|
|
|
if ((i = fgetc(load_fp)) == EOF)
|
|
eof = 1;
|
|
return (i);
|
|
}
|
|
|
|
long
|
|
rd_int(n)
|
|
long n;
|
|
{
|
|
long l;
|
|
register int i;
|
|
|
|
l = btol(rd_byte());
|
|
for (i = 1; i < n; i++)
|
|
l = l | (btol(rd_byte()) << (long) (i*8));
|
|
return (l);
|
|
}
|
|
|
|
#define rd_ptr() ((ptr) rd_int(psize))
|
|
|
|
int
|
|
rd_header()
|
|
{
|
|
magic = rd_int(2L);
|
|
if (magic != MAGIC || eof)
|
|
return 0;
|
|
|
|
flags = rd_int(2L);
|
|
uref = rd_int(2L);
|
|
version = rd_int(2L);
|
|
wsize = rd_int(2L);
|
|
psize = rd_int(2L);
|
|
int7 = rd_int(2L); /* Entry 7 is unused */
|
|
int8 = rd_int(2L); /* Entry 8 is unused */
|
|
|
|
ntext = rd_ptr();
|
|
ndata = rd_ptr();
|
|
nproc = rd_ptr();
|
|
entrypoint = rd_ptr();
|
|
nline = rd_ptr();
|
|
szdata = rd_ptr();
|
|
ptr7 = rd_ptr(); /* entry 7 is unused */
|
|
ptr8 = rd_ptr(); /* entry 8 is unused */
|
|
|
|
return !eof;
|
|
}
|
|
|
|
rd_close()
|
|
{
|
|
fclose(load_fp);
|
|
}
|
|
|