/* BFD back-end for s-record objects.
Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
- 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007
+ 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2011
Free Software Foundation, Inc.
Written by Steve Chamberlain of Cygnus Support <sac@cygnus.com>.
srec_init ();
- tdata = bfd_alloc (abfd, sizeof (tdata_type));
+ tdata = (tdata_type *) bfd_alloc (abfd, sizeof (tdata_type));
if (tdata == NULL)
return FALSE;
{
struct srec_symbol *n;
- n = bfd_alloc (abfd, sizeof (* n));
+ n = (struct srec_symbol *) bfd_alloc (abfd, sizeof (* n));
if (n == NULL)
return FALSE;
}
alc = 10;
- symbuf = bfd_malloc (alc + 1);
+ symbuf = (char *) bfd_malloc (alc + 1);
if (symbuf == NULL)
goto error_return;
char *n;
alc *= 2;
- n = bfd_realloc (symbuf, alc + 1);
+ n = (char *) bfd_realloc (symbuf, alc + 1);
if (n == NULL)
goto error_return;
p = n + (p - symbuf);
}
*p++ = '\0';
- symname = bfd_alloc (abfd, (bfd_size_type) (p - symbuf));
+ symname = (char *) bfd_alloc (abfd, (bfd_size_type) (p - symbuf));
if (symname == NULL)
goto error_return;
strcpy (symname, symbuf);
symval <<= 4;
symval += NIBBLE (c);
c = srec_get_byte (abfd, &error);
+ if (c == EOF)
+ {
+ srec_bad_byte (abfd, lineno, c, error);
+ goto error_return;
+ }
}
if (! srec_new_symbol (abfd, symname, symval))
unsigned int bytes;
bfd_vma address;
bfd_byte *data;
+ unsigned char check_sum;
/* Starting an S-record. */
goto error_return;
}
- bytes = HEX (hdr + 1);
+ check_sum = bytes = HEX (hdr + 1);
if (bytes * 2 > bufsize)
{
if (buf != NULL)
free (buf);
- buf = bfd_malloc ((bfd_size_type) bytes * 2);
+ buf = (bfd_byte *) bfd_malloc ((bfd_size_type) bytes * 2);
if (buf == NULL)
goto error_return;
bufsize = bytes * 2;
break;
case '3':
+ check_sum += HEX (data);
address = HEX (data);
data += 2;
--bytes;
/* Fall through. */
case '2':
+ check_sum += HEX (data);
address = (address << 8) | HEX (data);
data += 2;
--bytes;
/* Fall through. */
case '1':
+ check_sum += HEX (data);
address = (address << 8) | HEX (data);
data += 2;
+ check_sum += HEX (data);
address = (address << 8) | HEX (data);
data += 2;
bytes -= 2;
sprintf (secbuf, ".sec%d", bfd_count_sections (abfd) + 1);
amt = strlen (secbuf) + 1;
- secname = bfd_alloc (abfd, amt);
+ secname = (char *) bfd_alloc (abfd, amt);
strcpy (secname, secbuf);
flags = SEC_HAS_CONTENTS | SEC_LOAD | SEC_ALLOC;
sec = bfd_make_section_with_flags (abfd, secname, flags);
sec->size = bytes;
sec->filepos = pos;
}
+
+ while (bytes > 0)
+ {
+ check_sum += HEX (data);
+ data += 2;
+ bytes--;
+ }
+ check_sum = 255 - (check_sum & 0xff);
+ if (check_sum != HEX (data))
+ {
+ (*_bfd_error_handler)
+ (_("%B:%d: Bad checksum in S-record file\n"),
+ abfd, lineno);
+ bfd_set_error (bfd_error_bad_value);
+ goto error_return;
+ }
+
break;
case '7':
+ check_sum += HEX (data);
address = HEX (data);
data += 2;
/* Fall through. */
case '8':
+ check_sum += HEX (data);
address = (address << 8) | HEX (data);
data += 2;
/* Fall through. */
case '9':
+ check_sum += HEX (data);
address = (address << 8) | HEX (data);
data += 2;
+ check_sum += HEX (data);
address = (address << 8) | HEX (data);
data += 2;
/* This is a termination record. */
abfd->start_address = address;
+ check_sum = 255 - (check_sum & 0xff);
+ if (check_sum != HEX (data))
+ {
+ (*_bfd_error_handler)
+ (_("%B:%d: Bad checksum in S-record file\n"),
+ abfd, lineno);
+ bfd_set_error (bfd_error_bad_value);
+ goto error_return;
+ }
+
if (buf != NULL)
free (buf);
{
if (buf != NULL)
free (buf);
- buf = bfd_malloc ((bfd_size_type) bytes * 2);
+ buf = (bfd_byte *) bfd_malloc ((bfd_size_type) bytes * 2);
if (buf == NULL)
goto error_return;
bufsize = bytes * 2;
file_ptr offset,
bfd_size_type count)
{
+ if (count == 0)
+ return TRUE;
+
+ if (offset + count < count
+ || offset + count > section->size)
+ {
+ bfd_set_error (bfd_error_invalid_operation);
+ return FALSE;
+ }
+
if (section->used_by_bfd == NULL)
{
section->used_by_bfd = bfd_alloc (abfd, section->size);
- if (section->used_by_bfd == NULL && section->size != 0)
+ if (section->used_by_bfd == NULL)
return FALSE;
- if (! srec_read_section (abfd, section, section->used_by_bfd))
+ if (! srec_read_section (abfd, section,
+ (bfd_byte *) section->used_by_bfd))
return FALSE;
}
file_ptr offset,
bfd_size_type bytes_to_do)
{
+ int opb = bfd_octets_per_byte (abfd);
tdata_type *tdata = abfd->tdata.srec_data;
srec_data_list_type *entry;
- entry = bfd_alloc (abfd, sizeof (* entry));
+ entry = (srec_data_list_type *) bfd_alloc (abfd, sizeof (* entry));
if (entry == NULL)
return FALSE;
{
bfd_byte *data;
- data = bfd_alloc (abfd, bytes_to_do);
+ data = (bfd_byte *) bfd_alloc (abfd, bytes_to_do);
if (data == NULL)
return FALSE;
memcpy ((void *) data, location, (size_t) bytes_to_do);
regardless of the siez of the addresses. */
if (S3Forced)
tdata->type = 3;
- else if ((section->lma + offset + bytes_to_do - 1) <= 0xffff)
+ else if ((section->lma + (offset + bytes_to_do) / opb - 1) <= 0xffff)
; /* The default, S1, is OK. */
- else if ((section->lma + offset + bytes_to_do - 1) <= 0xffffff
+ else if ((section->lma + (offset + bytes_to_do) / opb - 1) <= 0xffffff
&& tdata->type <= 2)
tdata->type = 2;
else
tdata->type = 3;
entry->data = data;
- entry->where = section->lma + offset;
+ entry->where = section->lma + offset / opb;
entry->size = bytes_to_do;
/* Sort the records by address. Optimize for the common case of
unsigned int i;
csymbols = abfd->tdata.srec_data->csymbols;
- if (csymbols == NULL)
+ if (csymbols == NULL && symcount != 0)
{
asymbol *c;
struct srec_symbol *s;
- csymbols = bfd_alloc (abfd, symcount * sizeof (asymbol));
- if (csymbols == NULL && symcount != 0)
- return 0;
+ csymbols = (asymbol *) bfd_alloc (abfd, symcount * sizeof (asymbol));
+ if (csymbols == NULL)
+ return -1;
abfd->tdata.srec_data->csymbols = csymbols;
for (s = abfd->tdata.srec_data->symbols, c = csymbols;
#define srec_bfd_get_relocated_section_contents bfd_generic_get_relocated_section_contents
#define srec_bfd_relax_section bfd_generic_relax_section
#define srec_bfd_gc_sections bfd_generic_gc_sections
+#define srec_bfd_lookup_section_flags bfd_generic_lookup_section_flags
#define srec_bfd_merge_sections bfd_generic_merge_sections
#define srec_bfd_is_group_section bfd_generic_is_group_section
#define srec_bfd_discard_group bfd_generic_discard_group
#define srec_section_already_linked _bfd_generic_section_already_linked
+#define srec_bfd_define_common_symbol bfd_generic_define_common_symbol
#define srec_bfd_link_hash_table_create _bfd_generic_link_hash_table_create
#define srec_bfd_link_hash_table_free _bfd_generic_link_hash_table_free
#define srec_bfd_link_add_symbols _bfd_generic_link_add_symbols
#define srec_bfd_link_just_syms _bfd_generic_link_just_syms
+#define srec_bfd_copy_link_hash_symbol_type \
+ _bfd_generic_copy_link_hash_symbol_type
#define srec_bfd_final_link _bfd_generic_final_link
#define srec_bfd_link_split_section _bfd_generic_link_split_section
0, /* Leading underscore. */
' ', /* AR_pad_char. */
16, /* AR_max_namelen. */
+ 0, /* match priority. */
bfd_getb64, bfd_getb_signed_64, bfd_putb64,
bfd_getb32, bfd_getb_signed_32, bfd_putb32,
bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Data. */
0, /* Leading underscore. */
' ', /* AR_pad_char. */
16, /* AR_max_namelen. */
+ 0, /* match priority. */
bfd_getb64, bfd_getb_signed_64, bfd_putb64,
bfd_getb32, bfd_getb_signed_32, bfd_putb32,
bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Data. */