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authorCampbell Barton <ideasman42@gmail.com>2020-11-11 08:14:06 +0300
committerCampbell Barton <ideasman42@gmail.com>2020-11-11 08:14:06 +0300
commit2d60845786aeab099c61ffa42b7f72cccc68bff1 (patch)
treeaa3f17a33f029f9a8de69b081d219ee506e71f8e /source/blender/imbuf/intern/tiff.c
parent99f56b4c16323f96c0cbf54e392fb509fcac5bda (diff)
Cleanup: pass header size to 'is_a' callbacks
No functional changes, prepare for fixing out-of-bounds access when reading headers.
Diffstat (limited to 'source/blender/imbuf/intern/tiff.c')
-rw-r--r--source/blender/imbuf/intern/tiff.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/source/blender/imbuf/intern/tiff.c b/source/blender/imbuf/intern/tiff.c
index aa58eaa125d..69c1c6b596c 100644
--- a/source/blender/imbuf/intern/tiff.c
+++ b/source/blender/imbuf/intern/tiff.c
@@ -316,7 +316,7 @@ static TIFF *imb_tiff_client_open(ImbTIFFMemFile *memFile, const unsigned char *
* hence my manual comparison. - Jonathan Merritt (lancelet) 4th Sept 2005.
*/
#define IMB_TIFF_NCB 4 /* number of comparison bytes used */
-int imb_is_a_tiff(const unsigned char *buf)
+bool imb_is_a_tiff(const unsigned char *buf, size_t UNUSED(size))
{
const char big_endian[IMB_TIFF_NCB] = {0x4d, 0x4d, 0x00, 0x2a};
const char lil_endian[IMB_TIFF_NCB] = {0x49, 0x49, 0x2a, 0x00};
@@ -578,7 +578,7 @@ ImBuf *imb_loadtiff(const unsigned char *mem,
fprintf(stderr, "imb_loadtiff: size < IMB_TIFF_NCB\n");
return NULL;
}
- if (imb_is_a_tiff(mem) == 0) {
+ if (imb_is_a_tiff(mem, size) == 0) {
return NULL;
}