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Add only one protocol tree item for the "weak IV" flag - add it as a 

non-hidden Boolean, and use "proto_tree_add_boolean_format()" to add it
to include the key byte.

svn path=/trunk/; revision=12815
This commit is contained in:
Guy Harris 2004-12-22 09:58:28 +00:00
parent c52e88e19e
commit af7dca469a
1 changed files with 6 additions and 5 deletions
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11
epan/dissectors/packet-ieee80211.c
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@ -2288,9 +2288,11 @@ dissect_ieee80211_common (tvbuff_t * tvb, packet_info * pinfo,
proto_tree_add_uint (wep_tree, hf_wep_iv, tvb, hdr_len, 3, iv);
tvb_memcpy(tvb, iv_buff, hdr_len, 3);
is_iv_bad = weak_iv(iv_buff);
if (is_iv_bad != -1){
proto_tree_add_text(wep_tree,tvb,0,0,"Weak IV for key byte %d", is_iv_bad);
proto_tree_add_boolean_hidden(wep_tree,hf_wep_iv_weak,tvb,0,0,1 );
if (is_iv_bad != -1) {
proto_tree_add_boolean_format (wep_tree, hf_wep_iv_weak,
tvb, 0, 0, TRUE,
"Weak IV for key byte %d",
is_iv_bad);
}
}
if (tree)
@ -3508,8 +3510,7 @@ static void init_wepkeys(void) {
* for a weak IV as specified in FMS section 7.1
*
*/
static
int
static int
weak_iv(guchar *iv)
{
guchar sum, k;