64 lines
1.9 KiB
Diff
64 lines
1.9 KiB
Diff
------------------------------------------------------------------------
|
|
r22356 | neo | 2007-04-27 13:50:58 +0200 (Pá, 27 dub 2007) | 8 lines
|
|
|
|
2007-04-27 Sven Neumann <sven@gimp.org>
|
|
|
|
Merged from trunk:
|
|
|
|
* plug-ins/common/sunras.c (set_color_table): guard against a
|
|
possible stack overflow.
|
|
|
|
|
|
------------------------------------------------------------------------
|
|
Index: sunras.c
|
|
===================================================================
|
|
--- plug-ins/common/sunras.c (revision 22355)
|
|
+++ plug-ins/common/sunras.c (revision 22356)
|
|
@@ -102,8 +102,7 @@
|
|
gint32 image_ID,
|
|
gint32 drawable_ID);
|
|
|
|
-static void set_color_table (gint32, L_SUNFILEHEADER *, unsigned char *);
|
|
-
|
|
+static void set_color_table (gint32, L_SUNFILEHEADER *, const guchar *);
|
|
static gint32 create_new_image (const gchar *filename,
|
|
guint width,
|
|
guint height,
|
|
@@ -865,19 +864,20 @@
|
|
static void
|
|
set_color_table (gint32 image_ID,
|
|
L_SUNFILEHEADER *sunhdr,
|
|
- guchar *suncolmap)
|
|
+ const guchar *suncolmap)
|
|
{
|
|
- int ncols, j;
|
|
- guchar ColorMap[256*3];
|
|
+ guchar ColorMap[256 * 3];
|
|
+ gint ncols, j;
|
|
|
|
ncols = sunhdr->l_ras_maplength / 3;
|
|
- if (ncols <= 0) return;
|
|
+ if (ncols <= 0)
|
|
+ return;
|
|
|
|
- for (j = 0; j < ncols; j++)
|
|
+ for (j = 0; j < MIN (ncols, 256); j++)
|
|
{
|
|
- ColorMap[j*3] = suncolmap[j];
|
|
- ColorMap[j*3+1] = suncolmap[j+ncols];
|
|
- ColorMap[j*3+2] = suncolmap[j+2*ncols];
|
|
+ ColorMap[j * 3 + 0] = suncolmap[j];
|
|
+ ColorMap[j * 3 + 1] = suncolmap[j + ncols];
|
|
+ ColorMap[j * 3 + 2] = suncolmap[j + 2 * ncols];
|
|
}
|
|
|
|
#ifdef DEBUG
|
|
@@ -886,6 +886,7 @@
|
|
printf ("%3d: 0x%02x 0x%02x 0x%02x\n", j,
|
|
ColorMap[j*3], ColorMap[j*3+1], ColorMap[j*3+2]);
|
|
#endif
|
|
+
|
|
gimp_image_set_colormap (image_ID, ColorMap, ncols);
|
|
}
|
|
|