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$NetBSD: patch-ao,v 1.1.2.2 2004/12/13 18:03:27 salo Exp $
--- gdk_imlib/utils.c.orig 2002-03-22 15:43:29.000000000 +0100
+++ gdk_imlib/utils.c 2004-12-10 10:15:22.000000000 +0100
@@ -1236,36 +1236,56 @@
context = 0;
ptr = NULL;
end = NULL;
+ memset(lookup, 0, sizeof(lookup));
while (!done)
{
line = data[count++];
+ if (!line)
+ break;
+ line = strdup(line);
+ if (!line)
+ break;
+ len = strlen(line);
+ for (i = 0; i < len; ++i)
+ {
+ c = line[i];
+ if (c < 32)
+ line[i] = 32;
+ else if (c > 127)
+ line[i] = 127;
+ }
+
if (context == 0)
{
/* Header */
sscanf(line, "%i %i %i %i", &w, &h, &ncolors, &cpp);
- if (ncolors > 32766)
+ if (ncolors <= 0 || ncolors > 32766)
{
fprintf(stderr, "gdk_imlib ERROR: XPM data wth colors > 32766 not supported\n");
free(im);
+ free(line);
return NULL;
}
- if (cpp > 5)
+ if (cpp <= 0 || cpp > 5)
{
fprintf(stderr, "gdk_imlib ERROR: XPM data with characters per pixel > 5 not supported\n");
free(im);
+ free(line);
return NULL;
}
- if (w > 32767)
+ if (w <= 0 || w > 32767)
{
fprintf(stderr, "gdk_imlib ERROR: Image width > 32767 pixels for data\n");
free(im);
+ free(line);
return NULL;
}
- if (h > 32767)
+ if (h <= 0 || h > 32767)
{
fprintf(stderr, "gdk_imlib ERROR: Image height > 32767 pixels for data\n");
free(im);
+ free(line);
return NULL;
}
cmap = malloc(sizeof(struct _cmap) * ncolors);
@@ -1273,6 +1293,7 @@
if (!cmap)
{
free(im);
+ free(line);
return NULL;
}
im->rgb_width = w;
@@ -1282,6 +1303,7 @@
{
free(cmap);
free(im);
+ free(line);
return NULL;
}
im->alpha_data = NULL;
@@ -1355,7 +1377,7 @@
strcpy(col + colptr, " ");
colptr++;
}
- if (colptr + ls <= sizeof(col))
+ if (colptr + ls < sizeof(col))
{
strcpy(col + colptr, s);
colptr += ls;
@@ -1558,6 +1580,7 @@
}
if ((ptr) && ((ptr - im->rgb_data) >= w * h * 3))
done = 1;
+ free(line);
}
if (!transp)
{
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