/* strings -- print the strings of printable characters in files
Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001,
- 2002 Free Software Foundation, Inc.
+ 2002, 2003, 2004 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
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., 59 Temple Place - Suite 330, Boston, MA
- 02111-1307, USA. */
+ Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
+ 02110-1301, USA. */
\f
/* Usage: strings [options] file...
#include "bucomm.h"
#include "libiberty.h"
#include "safe-ctype.h"
+#include <sys/stat.h>
/* Some platforms need to put stdin into binary mode, to read
binary files. */
typedef off_t file_off;
#define file_open(s,m) fopen(s, m)
#endif
+#ifdef HAVE_STAT64
+typedef struct stat64 statbuf;
+#define file_stat(f,s) stat64(f, s)
+#else
+typedef struct stat statbuf;
+#define file_stat(f,s) stat(f, s)
+#endif
/* Radix for printing addresses (must be 8, 10 or 16). */
static int address_radix;
{NULL, 0, NULL, 0}
};
-static void strings_a_section
- PARAMS ((bfd *, asection *, PTR));
-static bfd_boolean strings_object_file
- PARAMS ((const char *));
-static bfd_boolean strings_file
- PARAMS ((char *file));
-static int integer_arg
- PARAMS ((char *s));
-static void print_strings
- PARAMS ((const char *, FILE *, file_off, int, int, char *));
-static void usage
- PARAMS ((FILE *, int));
-static long get_char
- PARAMS ((FILE *, file_off *, int *, char **));
+static void strings_a_section (bfd *, asection *, void *);
+static bfd_boolean strings_object_file (const char *);
+static bfd_boolean strings_file (char *file);
+static int integer_arg (char *s);
+static void print_strings (const char *, FILE *, file_off, int, int, char *);
+static void usage (FILE *, int);
+static long get_char (FILE *, file_off *, int *, char **);
\f
-int main
- PARAMS ((int, char **));
+int main (int, char **);
int
-main (argc, argv)
- int argc;
- char **argv;
+main (int argc, char **argv)
{
int optc;
int exit_status = 0;
set `got_a_section' and print the strings in it. */
static void
-strings_a_section (abfd, sect, filearg)
- bfd *abfd;
- asection *sect;
- PTR filearg;
+strings_a_section (bfd *abfd, asection *sect, void *filearg)
{
const char *file = (const char *) filearg;
if ((sect->flags & DATA_FLAGS) == DATA_FLAGS)
{
- bfd_size_type sz = bfd_get_section_size_before_reloc (sect);
- PTR mem = xmalloc (sz);
+ bfd_size_type sz = bfd_get_section_size (sect);
+ void *mem = xmalloc (sz);
if (bfd_get_section_contents (abfd, sect, mem, (file_ptr) 0, sz))
{
FALSE if not (such as if FILE is not an object file). */
static bfd_boolean
-strings_object_file (file)
- const char *file;
+strings_object_file (const char *file)
{
bfd *abfd = bfd_openr (file, target);
}
got_a_section = FALSE;
- bfd_map_over_sections (abfd, strings_a_section, (PTR) file);
+ bfd_map_over_sections (abfd, strings_a_section, (void *) file);
if (!bfd_close (abfd))
{
/* Print the strings in FILE. Return TRUE if ok, FALSE if an error occurs. */
static bfd_boolean
-strings_file (file)
- char *file;
+strings_file (char *file)
{
+ statbuf st;
+
+ if (file_stat (file, &st) < 0)
+ {
+ if (errno == ENOENT)
+ non_fatal (_("'%s': No such file"), file);
+ else
+ non_fatal (_("Warning: could not locate '%s'. reason: %s"),
+ file, strerror (errno));
+ return FALSE;
+ }
+
/* If we weren't told to scan the whole file,
try to open it as an object file and only look at
initialized data sections. If that fails, fall back to the
MAGICCOUNT is how many characters are in it. */
static long
-get_char (stream, address, magiccount, magic)
- FILE *stream;
- file_off *address;
- int *magiccount;
- char **magic;
+get_char (FILE *stream, file_off *address, int *magiccount, char **magic)
{
int c, i;
long r = EOF;
Those characters come at address ADDRESS and the data in STREAM follow. */
static void
-print_strings (filename, stream, address, stop_point, magiccount, magic)
- const char *filename;
- FILE *stream;
- file_off address;
- int stop_point;
- int magiccount;
- char *magic;
+print_strings (const char *filename, FILE *stream, file_off address,
+ int stop_point, int magiccount, char *magic)
{
char *buf = (char *) xmalloc (sizeof (char) * (string_min + 1));
}
/* We found a run of `string_min' graphic characters. Print up
- to the next non-graphic character. */
+ to the next non-graphic character. */
if (print_filenames)
printf ("%s: ", filename);
#else
# if !BFD_HOST_64BIT_LONG
if (start != (unsigned long) start)
- printf ("%lx%8.8lx ", start >> 32, start & 0xffffffff);
+ printf ("%lx%8.8lx ", (unsigned long) (start >> 32),
+ (unsigned long) (start & 0xffffffff));
else
# endif
#endif
but allowing octal and hex numbers as in C. */
static int
-integer_arg (s)
- char *s;
+integer_arg (char *s)
{
int value;
int radix = 10;
}
static void
-usage (stream, status)
- FILE *stream;
- int status;
+usage (FILE *stream, int status)
{
fprintf (stream, _("Usage: %s [option(s)] [file(s)]\n"), program_name);
fprintf (stream, _(" Display printable strings in [file(s)] (stdin by default)\n"));
-f --print-file-name Print the name of the file before each string\n\
-n --bytes=[number] Locate & print any NUL-terminated sequence of at\n\
-<number> least [number] characters (default 4).\n\
- -t --radix={o,x,d} Print the location of the string in base 8, 10 or 16\n\
+ -t --radix={o,d,x} Print the location of the string in base 8, 10 or 16\n\
-o An alias for --radix=o\n\
-T --target=<BFDNAME> Specify the binary file format\n\
-e --encoding={s,S,b,l,B,L} Select character size and endianness:\n\