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-rw-r--r--g10/photoid.c18
1 files changed, 12 insertions, 6 deletions
diff --git a/g10/photoid.c b/g10/photoid.c
index dbef7d7..071a31f 100644
--- a/g10/photoid.c
+++ b/g10/photoid.c
@@ -52,12 +52,11 @@ generate_photo_id (ctrl_t ctrl, PKT_public_key *pk,const char *photo_name)
{
PKT_user_id *uid;
int error=1,i;
- unsigned int len;
+ uint64_t len;
char *filename;
byte *photo=NULL;
byte header[16];
IOBUF file;
- int overflow;
header[0]=0x10; /* little side of photo header length */
header[1]=0; /* big side of photo header length */
@@ -125,11 +124,18 @@ generate_photo_id (ctrl_t ctrl, PKT_public_key *pk,const char *photo_name)
}
- len=iobuf_get_filelength(file, &overflow);
- if(len>6144 || overflow)
+ len = iobuf_get_filelength(file);
+ if(len>6144)
{
- tty_printf( _("This JPEG is really large (%d bytes) !\n"),len);
- if(!cpr_get_answer_is_yes("photoid.jpeg.size",
+ /* We silently skip JPEGs larger than 1MiB because we have a
+ * 2MiB limit on the user ID packets and we need some limit
+ * anyway because the returned u64 is larger than the u32 or
+ * OpenPGP. Note that the diagnostic may print a wrong
+ * value if the value is really large; we don't fix this to
+ * avoid a string change. */
+ tty_printf( _("This JPEG is really large (%d bytes) !\n"), (int)len);
+ if(len > 1024*1024
+ || !cpr_get_answer_is_yes("photoid.jpeg.size",
_("Are you sure you want to use it? (y/N) ")))
{
iobuf_close(file);