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mesh: Parse mesh-related information elements

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Add support for parsing mesh id, mesh config, mesh peering,
AMPE and MIC information elements.

Signed-off-by: Bob Copeland <me@bobcopeland.com>
This commit is contained in:
Bob Copeland 2014-09-01 00:23:25 -04:00 committed by Jouni Malinen
parent 3e7b032f83
commit 6293f9ed07
2 changed files with 32 additions and 0 deletions
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22
src/common/ieee802_11_common.c
View file

@ -249,6 +249,18 @@ ParseRes ieee802_11_parse_elems(const u8 *start, size_t len,
elems->ht_operation = pos;
elems->ht_operation_len = elen;
break;
case WLAN_EID_MESH_CONFIG:
elems->mesh_config = pos;
elems->mesh_config_len = elen;
break;
case WLAN_EID_MESH_ID:
elems->mesh_id = pos;
elems->mesh_id_len = elen;
break;
case WLAN_EID_PEER_MGMT:
elems->peer_mgmt = pos;
elems->peer_mgmt_len = elen;
break;
case WLAN_EID_VHT_CAP:
elems->vht_capabilities = pos;
elems->vht_capabilities_len = elen;
@ -290,6 +302,16 @@ ParseRes ieee802_11_parse_elems(const u8 *start, size_t len,
elems->ssid_list = pos;
elems->ssid_list_len = elen;
break;
case WLAN_EID_AMPE:
elems->ampe = pos;
elems->ampe_len = elen;
break;
case WLAN_EID_MIC:
elems->mic = pos;
elems->mic_len = elen;
/* after mic everything is encrypted, so stop. */
left = elen;
break;
default:
unknown++;
if (!show_errors)

10
src/common/ieee802_11_common.h
View file

@ -28,6 +28,9 @@ struct ieee802_11_elems {
const u8 *timeout_int;
const u8 *ht_capabilities;
const u8 *ht_operation;
const u8 *mesh_config;
const u8 *mesh_id;
const u8 *peer_mgmt;
const u8 *vht_capabilities;
const u8 *vht_operation;
const u8 *vht_opmode_notif;
@ -42,6 +45,8 @@ struct ieee802_11_elems {
const u8 *bss_max_idle_period;
const u8 *ssid_list;
const u8 *osen;
const u8 *ampe;
const u8 *mic;
u8 ssid_len;
u8 supp_rates_len;
@ -60,6 +65,9 @@ struct ieee802_11_elems {
u8 timeout_int_len;
u8 ht_capabilities_len;
u8 ht_operation_len;
u8 mesh_config_len;
u8 mesh_id_len;
u8 peer_mgmt_len;
u8 vht_capabilities_len;
u8 vht_operation_len;
u8 vendor_ht_cap_len;
@ -71,6 +79,8 @@ struct ieee802_11_elems {
u8 ext_capab_len;
u8 ssid_list_len;
u8 osen_len;
u8 ampe_len;
u8 mic_len;
};
typedef enum { ParseOK = 0, ParseUnknown = 1, ParseFailed = -1 } ParseRes;