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-rw-r--r--ChangeLog10
-rw-r--r--file.c10
-rw-r--r--fm.h3
-rw-r--r--image.c12
4 files changed, 25 insertions, 10 deletions
diff --git a/ChangeLog b/ChangeLog
index c370b9c..70920f4 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+2002-11-16 Hiroyuki Ito <hito@crl.go.jp>
+
+ * [w3m-dev 03436] Check image size
+ * file.c (process_img): check w > MAX_IMAGE_SIZE
+ (HTMLlineproc2body): check w,h > MAX_IMAGE_SIZE
+ * fm.h (MAX_IMAGE_SIZE): added
+ * image.c (getImageSize): check w,h,width,height > MAX_IMAGE_SIZE
+
2002-11-16 Hironori SAKAMOTO <hsaka@mth.biglobe.ne.jp>
* [w3m-dev 03435] save image with SAVE
@@ -4766,4 +4774,4 @@ a * [w3m-dev 03276] compile error on EWS4800
* release-0-2-1
* import w3m-0.2.1
-$Id: ChangeLog,v 1.519 2002/11/15 15:51:23 ukai Exp $
+$Id: ChangeLog,v 1.520 2002/11/15 15:56:36 ukai Exp $
diff --git a/file.c b/file.c
index e4a723f..c4eaa09 100644
--- a/file.c
+++ b/file.c
@@ -1,4 +1,4 @@
-/* $Id: file.c,v 1.118 2002/11/15 15:51:23 ukai Exp $ */
+/* $Id: file.c,v 1.119 2002/11/15 15:56:36 ukai Exp $ */
#include "fm.h"
#include <sys/types.h>
#include "myctype.h"
@@ -2926,6 +2926,8 @@ process_img(struct parsed_tag *tag, int width)
w = (int)(w * image_scale / 100 + 0.5);
if (w == 0)
w = 1;
+ else if (w > MAX_IMAGE_SIZE)
+ w = MAX_IMAGE_SIZE;
}
}
#endif
@@ -2938,6 +2940,8 @@ process_img(struct parsed_tag *tag, int width)
i = (int)(i * image_scale / 100 + 0.5);
if (i == 0)
i = 1;
+ else if (i > MAX_IMAGE_SIZE)
+ i = MAX_IMAGE_SIZE;
}
else {
i = -1;
@@ -4949,8 +4953,8 @@ HTMLlineproc2body(Buffer *buf, Str (*feed) (), int llimit)
image->url = parsedURL2Str(&u)->ptr;
image->ext = filename_extension(u.file, TRUE);
image->cache = NULL;
- image->width = w;
- image->height = h;
+ image->width = (w > MAX_IMAGE_SIZE) ? MAX_IMAGE_SIZE: w;
+ image->height = (h > MAX_IMAGE_SIZE) ? MAX_IMAGE_SIZE: h;
image->xoffset = xoffset;
image->yoffset = yoffset;
image->y = currentLn(buf) - top;
diff --git a/fm.h b/fm.h
index 6bac9ba..a9229d3 100644
--- a/fm.h
+++ b/fm.h
@@ -1,4 +1,4 @@
-/* $Id: fm.h,v 1.78 2002/11/15 15:51:24 ukai Exp $ */
+/* $Id: fm.h,v 1.79 2002/11/15 15:56:36 ukai Exp $ */
/*
* w3m: WWW wo Miru utility
*
@@ -77,6 +77,7 @@ void bzero(void *, int);
#ifdef USE_IMAGE
#define MAX_IMAGE 1000
+#define MAX_IMAGE_SIZE 10000
#define DEFAULT_PIXEL_PER_CHAR 7.0 /* arbitrary */
#define DEFAULT_PIXEL_PER_LINE 14.0 /* arbitrary */
diff --git a/image.c b/image.c
index 1c56c92..4868900 100644
--- a/image.c
+++ b/image.c
@@ -1,4 +1,4 @@
-/* $Id: image.c,v 1.17 2002/11/15 15:51:24 ukai Exp $ */
+/* $Id: image.c,v 1.18 2002/11/15 15:56:36 ukai Exp $ */
#include "fm.h"
#include <sys/types.h>
@@ -630,14 +630,16 @@ getImageSize(ImageCache * cache)
if (h == 0)
h = 1;
if (cache->width < 0 && cache->height < 0) {
- cache->width = w;
- cache->height = h;
+ cache->width = (w > MAX_IMAGE_SIZE) ? MAX_IMAGE_SIZE: w;
+ cache->height = (h > MAX_IMAGE_SIZE) ? MAX_IMAGE_SIZE: h;
}
else if (cache->width < 0) {
- cache->width = (int)((double)cache->height * w / h + 0.5);
+ int tmp = (int)((double)cache->height * w / h + 0.5);
+ cache->width = (tmp > MAX_IMAGE_SIZE) ? MAX_IMAGE_SIZE: tmp;
}
else if (cache->height < 0) {
- cache->height = (int)((double)cache->width * h / w + 0.5);
+ int tmp = (int)((double)cache->width * h / w + 0.5);
+ cache->height = (tmp > MAX_IMAGE_SIZE) ? MAX_IMAGE_SIZE: tmp;
}
if (cache->width == 0)
cache->width = 1;