Add a comment about wired-to-little-endian fields.

Other fields in the Prism header are in the same byte order as the magic
number; if the host generating those fields is big-endian, are these
fields little-endian or big-endian?

Change-Id: Ieb857db3ea63a673d9224cb2a7be3ff2bfb5861c
Reviewed-on: https://code.wireshark.org/review/20065
Reviewed-by: Guy Harris <guy@alum.mit.edu>

1 files changed, 8 insertions, 0 deletions

diff --git a/epan/dissectors/packet-ieee80211-prism.c b/epan/dissectors/packet-ieee80211-prism.c
index c32840bffb..e442a5f5fe 100644
--- a/epan/dissectors/packet-ieee80211-prism.c
+++ b/epan/dissectors/packet-ieee80211-prism.c
@@ -837,6 +837,10 @@ dissect_prism(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data _U
 
             case PRISM_TYPE1_RATE_SIG_A1:
             case PRISM_TYPE2_RATE_SIG_A1:
+                /*
+                 * XXX - always little-endian, or same byte order as the
+                 * rest of the Prism header?
+                 */
                 rate_phy1 = tvb_get_letohl(tvb, offset);
                 if (tree) {
                     proto_tree_add_item(prism_did_tree, hf_ieee80211_prism_did_sig_a1, tvb, offset, 4, byte_order);
@@ -846,6 +850,10 @@ dissect_prism(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data _U
 
             case PRISM_TYPE1_RATE_SIG_A2:
             case PRISM_TYPE2_RATE_SIG_A2:
+                /*
+                 * XXX - always little-endian, or same byte order as the
+                 * rest of the Prism header?
+                 */
                 rate_phy2 = tvb_get_letohl(tvb, offset);
                 if (tree) {
                     proto_tree_add_item(prism_did_tree, hf_ieee80211_prism_did_sig_a2, tvb, offset, 4, byte_order);