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Diffstat (limited to 'binutils/resbin.c')
-rw-r--r--binutils/resbin.c193
1 files changed, 99 insertions, 94 deletions
diff --git a/binutils/resbin.c b/binutils/resbin.c
index 98dd68b..3bce84f 100644
--- a/binutils/resbin.c
+++ b/binutils/resbin.c
@@ -136,7 +136,7 @@ get_unicode (windres_bfd *wrbfd, const bfd_byte *data, rc_uint_type length,
toosmall (_("null terminated unicode string"));
return NULL;
}
- if (windres_get_16 (wrbfd, data + c * 2, 2) == 0)
+ if (windres_get_16 (wrbfd, data + c * 2) == 0)
break;
++c;
}
@@ -144,7 +144,7 @@ get_unicode (windres_bfd *wrbfd, const bfd_byte *data, rc_uint_type length,
ret = res_alloc ((c + 1) * sizeof (unichar));
for (i = 0; i < c; i++)
- ret[i] = windres_get_16 (wrbfd, data + i * 2, 2);
+ ret[i] = windres_get_16 (wrbfd, data + i * 2);
ret[i] = 0;
if (retlen != NULL)
@@ -167,7 +167,7 @@ get_resid (windres_bfd *wrbfd, rc_res_id *id, const bfd_byte *data,
return -1;
}
- first = windres_get_16 (wrbfd, data, 2);
+ first = windres_get_16 (wrbfd, data);
if (first == 0xffff)
{
if (length < 4)
@@ -176,7 +176,7 @@ get_resid (windres_bfd *wrbfd, rc_res_id *id, const bfd_byte *data,
return -1;
}
id->named = 0;
- id->u.id = windres_get_16 (wrbfd, data + 2, 2);
+ id->u.id = windres_get_16 (wrbfd, data + 2);
return 4;
}
else
@@ -221,8 +221,8 @@ bin_to_res_cursor (windres_bfd *wrbfd, const bfd_byte *data, rc_uint_type length
}
c = res_alloc (sizeof (rc_cursor));
- c->xhotspot = windres_get_16 (wrbfd, data, 2);
- c->yhotspot = windres_get_16 (wrbfd, data + 2, 2);
+ c->xhotspot = windres_get_16 (wrbfd, data);
+ c->yhotspot = windres_get_16 (wrbfd, data + 2);
c->length = length - 4;
c->data = data + 4;
@@ -254,7 +254,7 @@ bin_to_res_menu (windres_bfd *wrbfd, const bfd_byte *data, rc_uint_type length)
return NULL;
}
- version = windres_get_16 (wrbfd, data, 2);
+ version = windres_get_16 (wrbfd, data);
if (version == 0)
{
@@ -277,8 +277,8 @@ bin_to_res_menu (windres_bfd *wrbfd, const bfd_byte *data, rc_uint_type length)
toosmall (_("menuex header"));
return NULL;
}
- m->help = windres_get_32 (wrbfd, data + 4, 4);
- offset = windres_get_16 (wrbfd, data + 2, 2);
+ m->help = windres_get_32 (wrbfd, data + 4);
+ offset = windres_get_16 (wrbfd, data + 2);
if (offset + 4 >= length)
{
toosmall (_("menuex offset"));
@@ -327,7 +327,7 @@ bin_to_res_menuitems (windres_bfd *wrbfd, const bfd_byte *data,
mi->state = 0;
mi->help = 0;
- flags = windres_get_16 (wrbfd, data, 2);
+ flags = windres_get_16 (wrbfd, data);
mi->type = flags &~ (MENUITEM_POPUP | MENUITEM_ENDMENU);
if ((flags & MENUITEM_POPUP) == 0)
@@ -341,7 +341,7 @@ bin_to_res_menuitems (windres_bfd *wrbfd, const bfd_byte *data,
return NULL;
}
- if (windres_get_16 (wrbfd, data + stroff, 2) == 0)
+ if (windres_get_16 (wrbfd, data + stroff) == 0)
{
slen = 0;
mi->text = NULL;
@@ -358,7 +358,7 @@ bin_to_res_menuitems (windres_bfd *wrbfd, const bfd_byte *data,
if ((flags & MENUITEM_POPUP) == 0)
{
mi->popup = NULL;
- mi->id = windres_get_16 (wrbfd, data + 2, 2);
+ mi->id = windres_get_16 (wrbfd, data + 2);
}
else
{
@@ -413,13 +413,13 @@ bin_to_res_menuexitems (windres_bfd *wrbfd, const bfd_byte *data,
}
mi = res_alloc (sizeof (rc_menuitem));
- mi->type = windres_get_32 (wrbfd, data, 4);
- mi->state = windres_get_32 (wrbfd, data + 4, 4);
- mi->id = windres_get_32 (wrbfd, data + 8, 4);
+ mi->type = windres_get_32 (wrbfd, data);
+ mi->state = windres_get_32 (wrbfd, data + 4);
+ mi->id = windres_get_32 (wrbfd, data + 8);
- flags = windres_get_16 (wrbfd, data + 12, 2);
+ flags = windres_get_16 (wrbfd, data + 12);
- if (windres_get_16 (wrbfd, data + 14, 2) == 0)
+ if (windres_get_16 (wrbfd, data + 14) == 0)
{
slen = 0;
mi->text = NULL;
@@ -433,6 +433,11 @@ bin_to_res_menuexitems (windres_bfd *wrbfd, const bfd_byte *data,
itemlen = 14 + slen * 2 + 2;
itemlen = (itemlen + 3) &~ 3;
+ /* Don't allow rounding up of itemlen to exceed length. This
+ is an anti-fuzzer measure to cope with unexpected offsets and
+ lengths. */
+ if (itemlen > length)
+ itemlen = length;
if ((flags & 1) == 0)
{
@@ -448,7 +453,7 @@ bin_to_res_menuexitems (windres_bfd *wrbfd, const bfd_byte *data,
toosmall (_("menuitem"));
return NULL;
}
- mi->help = windres_get_32 (wrbfd, data + itemlen, 4);
+ mi->help = windres_get_32 (wrbfd, data + itemlen);
itemlen += 4;
mi->popup = bin_to_res_menuexitems (wrbfd, data + itemlen,
@@ -494,19 +499,19 @@ bin_to_res_dialog (windres_bfd *wrbfd, const bfd_byte *data, rc_uint_type length
d = res_alloc (sizeof (rc_dialog));
- signature = windres_get_16 (wrbfd, data + 2, 2);
+ signature = windres_get_16 (wrbfd, data + 2);
if (signature != 0xffff)
{
d->ex = NULL;
- d->style = windres_get_32 (wrbfd, data, 4);
- d->exstyle = windres_get_32 (wrbfd, data + 4, 4);
+ d->style = windres_get_32 (wrbfd, data);
+ d->exstyle = windres_get_32 (wrbfd, data + 4);
off = 8;
}
else
{
int version;
- version = windres_get_16 (wrbfd, data, 2);
+ version = windres_get_16 (wrbfd, data);
if (version != 1)
{
non_fatal (_("unexpected DIALOGEX version %d"), version);
@@ -514,9 +519,9 @@ bin_to_res_dialog (windres_bfd *wrbfd, const bfd_byte *data, rc_uint_type length
}
d->ex = res_alloc (sizeof (rc_dialog_ex));
- d->ex->help = windres_get_32 (wrbfd, data + 4, 4);
- d->exstyle = windres_get_32 (wrbfd, data + 8, 4);
- d->style = windres_get_32 (wrbfd, data + 12, 4);
+ d->ex->help = windres_get_32 (wrbfd, data + 4);
+ d->exstyle = windres_get_32 (wrbfd, data + 8);
+ d->style = windres_get_32 (wrbfd, data + 12);
off = 16;
}
@@ -526,11 +531,11 @@ bin_to_res_dialog (windres_bfd *wrbfd, const bfd_byte *data, rc_uint_type length
return NULL;
}
- c = windres_get_16 (wrbfd, data + off, 2);
- d->x = windres_get_16 (wrbfd, data + off + 2, 2);
- d->y = windres_get_16 (wrbfd, data + off + 4, 2);
- d->width = windres_get_16 (wrbfd, data + off + 6, 2);
- d->height = windres_get_16 (wrbfd, data + off + 8, 2);
+ c = windres_get_16 (wrbfd, data + off);
+ d->x = windres_get_16 (wrbfd, data + off + 2);
+ d->y = windres_get_16 (wrbfd, data + off + 4);
+ d->width = windres_get_16 (wrbfd, data + off + 6);
+ d->height = windres_get_16 (wrbfd, data + off + 8);
off += 10;
@@ -570,7 +575,7 @@ bin_to_res_dialog (windres_bfd *wrbfd, const bfd_byte *data, rc_uint_type length
return NULL;
}
- d->pointsize = windres_get_16 (wrbfd, data + off, 2);
+ d->pointsize = windres_get_16 (wrbfd, data + off);
off += 2;
if (d->ex != NULL)
@@ -580,9 +585,9 @@ bin_to_res_dialog (windres_bfd *wrbfd, const bfd_byte *data, rc_uint_type length
toosmall (_("dialogex font information"));
return NULL;
}
- d->ex->weight = windres_get_16 (wrbfd, data + off, 2);
- d->ex->italic = windres_get_8 (wrbfd, data + off + 2, 1);
- d->ex->charset = windres_get_8 (wrbfd, data + off + 3, 1);
+ d->ex->weight = windres_get_16 (wrbfd, data + off);
+ d->ex->italic = windres_get_8 (wrbfd, data + off + 2);
+ d->ex->charset = windres_get_8 (wrbfd, data + off + 3);
off += 4;
}
@@ -612,8 +617,8 @@ bin_to_res_dialog (windres_bfd *wrbfd, const bfd_byte *data, rc_uint_type length
return NULL;
}
- dc->style = windres_get_32 (wrbfd, data + off, 4);
- dc->exstyle = windres_get_32 (wrbfd, data + off + 4, 4);
+ dc->style = windres_get_32 (wrbfd, data + off);
+ dc->exstyle = windres_get_32 (wrbfd, data + off + 4);
dc->help = 0;
off += 8;
}
@@ -624,9 +629,9 @@ bin_to_res_dialog (windres_bfd *wrbfd, const bfd_byte *data, rc_uint_type length
toosmall (_("dialogex control"));
return NULL;
}
- dc->help = windres_get_32 (wrbfd, data + off, 4);
- dc->exstyle = windres_get_32 (wrbfd, data + off + 4, 4);
- dc->style = windres_get_32 (wrbfd, data + off + 8, 4);
+ dc->help = windres_get_32 (wrbfd, data + off);
+ dc->exstyle = windres_get_32 (wrbfd, data + off + 4);
+ dc->style = windres_get_32 (wrbfd, data + off + 8);
off += 12;
}
@@ -636,15 +641,15 @@ bin_to_res_dialog (windres_bfd *wrbfd, const bfd_byte *data, rc_uint_type length
return NULL;
}
- dc->x = windres_get_16 (wrbfd, data + off, 2);
- dc->y = windres_get_16 (wrbfd, data + off + 2, 2);
- dc->width = windres_get_16 (wrbfd, data + off + 4, 2);
- dc->height = windres_get_16 (wrbfd, data + off + 6, 2);
+ dc->x = windres_get_16 (wrbfd, data + off);
+ dc->y = windres_get_16 (wrbfd, data + off + 2);
+ dc->width = windres_get_16 (wrbfd, data + off + 4);
+ dc->height = windres_get_16 (wrbfd, data + off + 6);
if (d->ex != NULL)
- dc->id = windres_get_32 (wrbfd, data + off + 8, 4);
+ dc->id = windres_get_32 (wrbfd, data + off + 8);
else
- dc->id = windres_get_16 (wrbfd, data + off + 8, 2);
+ dc->id = windres_get_16 (wrbfd, data + off + 8);
off += 10 + (d->ex != NULL ? 2 : 0);
@@ -664,7 +669,7 @@ bin_to_res_dialog (windres_bfd *wrbfd, const bfd_byte *data, rc_uint_type length
return NULL;
}
- datalen = windres_get_16 (wrbfd, data + off, 2);
+ datalen = windres_get_16 (wrbfd, data + off);
off += 2;
if (datalen == 0)
@@ -718,7 +723,7 @@ bin_to_res_string (windres_bfd *wrbfd, const bfd_byte *data, rc_uint_type length
toosmall (_("stringtable string length"));
return NULL;
}
- slen = windres_get_16 (wrbfd, data, 2);
+ slen = windres_get_16 (wrbfd, data);
st->strings[i].length = slen;
if (slen > 0)
@@ -736,7 +741,7 @@ bin_to_res_string (windres_bfd *wrbfd, const bfd_byte *data, rc_uint_type length
st->strings[i].string = s;
for (j = 0; j < slen; j++)
- s[j] = windres_get_16 (wrbfd, data + 2 + j * 2, 2);
+ s[j] = windres_get_16 (wrbfd, data + 2 + j * 2);
}
data += 2 + 2 * slen;
@@ -766,7 +771,7 @@ bin_to_res_fontdir (windres_bfd *wrbfd, const bfd_byte *data,
return NULL;
}
- c = windres_get_16 (wrbfd, data, 2);
+ c = windres_get_16 (wrbfd, data);
first = NULL;
pp = &first;
@@ -785,7 +790,7 @@ bin_to_res_fontdir (windres_bfd *wrbfd, const bfd_byte *data,
bfi = (const struct bin_fontdir_item *) data;
fd = res_alloc (sizeof *fd);
- fd->index = windres_get_16 (wrbfd, bfi->index, 2);
+ fd->index = windres_get_16 (wrbfd, bfi->index);
/* To work out the length of the fontdir data, we must get the
length of the device name and face name strings, even though
@@ -858,9 +863,9 @@ bin_to_res_accelerators (windres_bfd *wrbfd, const bfd_byte *data,
a = res_alloc (sizeof (rc_accelerator));
- a->flags = windres_get_16 (wrbfd, data, 2);
- a->key = windres_get_16 (wrbfd, data + 2, 2);
- a->id = windres_get_16 (wrbfd, data + 4, 2);
+ a->flags = windres_get_16 (wrbfd, data);
+ a->key = windres_get_16 (wrbfd, data + 2);
+ a->id = windres_get_16 (wrbfd, data + 4);
a->next = NULL;
*pp = a;
@@ -919,14 +924,14 @@ bin_to_res_group_cursor (windres_bfd *wrbfd, const bfd_byte *data,
return NULL;
}
- type = windres_get_16 (wrbfd, data + 2, 2);
+ type = windres_get_16 (wrbfd, data + 2);
if (type != 2)
{
non_fatal (_("unexpected group cursor type %d"), type);
return NULL;
}
- c = windres_get_16 (wrbfd, data + 4, 2);
+ c = windres_get_16 (wrbfd, data + 4);
data += 6;
length -= 6;
@@ -946,12 +951,12 @@ bin_to_res_group_cursor (windres_bfd *wrbfd, const bfd_byte *data,
gc = res_alloc (sizeof *gc);
- gc->width = windres_get_16 (wrbfd, data, 2);
- gc->height = windres_get_16 (wrbfd, data + 2, 2);
- gc->planes = windres_get_16 (wrbfd, data + 4, 2);
- gc->bits = windres_get_16 (wrbfd, data + 6, 2);
- gc->bytes = windres_get_32 (wrbfd, data + 8, 4);
- gc->index = windres_get_16 (wrbfd, data + 12, 2);
+ gc->width = windres_get_16 (wrbfd, data);
+ gc->height = windres_get_16 (wrbfd, data + 2);
+ gc->planes = windres_get_16 (wrbfd, data + 4);
+ gc->bits = windres_get_16 (wrbfd, data + 6);
+ gc->bytes = windres_get_32 (wrbfd, data + 8);
+ gc->index = windres_get_16 (wrbfd, data + 12);
gc->next = NULL;
*pp = gc;
@@ -984,14 +989,14 @@ bin_to_res_group_icon (windres_bfd *wrbfd, const bfd_byte *data,
return NULL;
}
- type = windres_get_16 (wrbfd, data + 2, 2);
+ type = windres_get_16 (wrbfd, data + 2);
if (type != 1)
{
non_fatal (_("unexpected group icon type %d"), type);
return NULL;
}
- c = windres_get_16 (wrbfd, data + 4, 2);
+ c = windres_get_16 (wrbfd, data + 4);
data += 6;
length -= 6;
@@ -1011,13 +1016,13 @@ bin_to_res_group_icon (windres_bfd *wrbfd, const bfd_byte *data,
gi = res_alloc (sizeof (rc_group_icon));
- gi->width = windres_get_8 (wrbfd, data, 1);
- gi->height = windres_get_8 (wrbfd, data + 1, 1);
- gi->colors = windres_get_8 (wrbfd, data + 2, 1);
- gi->planes = windres_get_16 (wrbfd, data + 4, 2);
- gi->bits = windres_get_16 (wrbfd, data + 6, 2);
- gi->bytes = windres_get_32 (wrbfd, data + 8, 4);
- gi->index = windres_get_16 (wrbfd, data + 12, 2);
+ gi->width = windres_get_8 (wrbfd, data);
+ gi->height = windres_get_8 (wrbfd, data + 1);
+ gi->colors = windres_get_8 (wrbfd, data + 2);
+ gi->planes = windres_get_16 (wrbfd, data + 4);
+ gi->bits = windres_get_16 (wrbfd, data + 6);
+ gi->bytes = windres_get_32 (wrbfd, data + 8);
+ gi->index = windres_get_16 (wrbfd, data + 12);
gi->next = NULL;
*pp = gi;
@@ -1051,9 +1056,9 @@ get_version_header (windres_bfd *wrbfd, const bfd_byte *data,
return false;
}
- *len = (windres_get_16 (wrbfd, data, 2) + 3) & ~3;
- *vallen = windres_get_16 (wrbfd, data + 2, 2);
- *type = windres_get_16 (wrbfd, data + 4, 2);
+ *len = (windres_get_16 (wrbfd, data) + 3) & ~3;
+ *vallen = windres_get_16 (wrbfd, data + 2);
+ *type = windres_get_16 (wrbfd, data + 4);
*off = 6;
@@ -1078,7 +1083,7 @@ get_version_header (windres_bfd *wrbfd, const bfd_byte *data,
toosmall (key);
return false;
}
- if (windres_get_16 (wrbfd, data, 2) != (bfd_byte) *key)
+ if (windres_get_16 (wrbfd, data) != (bfd_byte) *key)
{
non_fatal (_("unexpected version string"));
return false;
@@ -1155,14 +1160,14 @@ bin_to_res_version (windres_bfd *wrbfd, const bfd_byte *data,
return NULL;
}
- signature = windres_get_32 (wrbfd, data, 4);
+ signature = windres_get_32 (wrbfd, data);
if (signature != 0xfeef04bd)
{
non_fatal (_("unexpected fixed version signature %lu"), signature);
return NULL;
}
- fiv = windres_get_32 (wrbfd, data + 4, 4);
+ fiv = windres_get_32 (wrbfd, data + 4);
if (fiv != 0 && fiv != 0x10000)
{
non_fatal (_("unexpected fixed version info version %lu"), fiv);
@@ -1171,17 +1176,17 @@ bin_to_res_version (windres_bfd *wrbfd, const bfd_byte *data,
fi = res_alloc (sizeof (rc_fixed_versioninfo));
- fi->file_version_ms = windres_get_32 (wrbfd, data + 8, 4);
- fi->file_version_ls = windres_get_32 (wrbfd, data + 12, 4);
- fi->product_version_ms = windres_get_32 (wrbfd, data + 16, 4);
- fi->product_version_ls = windres_get_32 (wrbfd, data + 20, 4);
- fi->file_flags_mask = windres_get_32 (wrbfd, data + 24, 4);
- fi->file_flags = windres_get_32 (wrbfd, data + 28, 4);
- fi->file_os = windres_get_32 (wrbfd, data + 32, 4);
- fi->file_type = windres_get_32 (wrbfd, data + 36, 4);
- fi->file_subtype = windres_get_32 (wrbfd, data + 40, 4);
- fi->file_date_ms = windres_get_32 (wrbfd, data + 44, 4);
- fi->file_date_ls = windres_get_32 (wrbfd, data + 48, 4);
+ fi->file_version_ms = windres_get_32 (wrbfd, data + 8);
+ fi->file_version_ls = windres_get_32 (wrbfd, data + 12);
+ fi->product_version_ms = windres_get_32 (wrbfd, data + 16);
+ fi->product_version_ls = windres_get_32 (wrbfd, data + 20);
+ fi->file_flags_mask = windres_get_32 (wrbfd, data + 24);
+ fi->file_flags = windres_get_32 (wrbfd, data + 28);
+ fi->file_os = windres_get_32 (wrbfd, data + 32);
+ fi->file_type = windres_get_32 (wrbfd, data + 36);
+ fi->file_subtype = windres_get_32 (wrbfd, data + 40);
+ fi->file_date_ms = windres_get_32 (wrbfd, data + 44);
+ fi->file_date_ls = windres_get_32 (wrbfd, data + 48);
data += 52;
length -= 52;
@@ -1203,7 +1208,7 @@ bin_to_res_version (windres_bfd *wrbfd, const bfd_byte *data,
vi = res_alloc (sizeof (rc_ver_info));
- ch = windres_get_16 (wrbfd, data + 6, 2);
+ ch = windres_get_16 (wrbfd, data + 6);
if (ch == 'S')
{
@@ -1366,8 +1371,8 @@ bin_to_res_version (windres_bfd *wrbfd, const bfd_byte *data,
vv = res_alloc (sizeof (rc_ver_varinfo));
- vv->language = windres_get_16 (wrbfd, data, 2);
- vv->charset = windres_get_16 (wrbfd, data + 2, 2);
+ vv->language = windres_get_16 (wrbfd, data);
+ vv->charset = windres_get_16 (wrbfd, data + 2);
vv->next = NULL;
*ppvv = vv;
@@ -1453,9 +1458,9 @@ bin_to_res_toolbar (windres_bfd *wrbfd, const bfd_byte *data,
return NULL;
}
ri = res_alloc (sizeof (rc_toolbar));
- ri->button_width = windres_get_32 (wrbfd, data, 4);
- ri->button_height = windres_get_32 (wrbfd, data + 4, 4);
- ri->nitems = windres_get_32 (wrbfd, data + 8, 4);
+ ri->button_width = windres_get_32 (wrbfd, data);
+ ri->button_height = windres_get_32 (wrbfd, data + 4);
+ ri->nitems = windres_get_32 (wrbfd, data + 8);
ri->items = NULL;
data += 12;
@@ -1470,7 +1475,7 @@ bin_to_res_toolbar (windres_bfd *wrbfd, const bfd_byte *data,
toosmall (_("toolbar item"));
return NULL;
}
- it->id.u.id = (int) windres_get_32 (wrbfd, data, 4);
+ it->id.u.id = (int) windres_get_32 (wrbfd, data);
it->prev = it->next = NULL;
data += 4;
length -= 4;
generated by cgit v1.1 at 2025-05-08 08:49:22 +0000