static int wifi_display_update_wfd_ie(struct wpa_global *global)
{
struct wpabuf *ie, *buf;
size_t len;
wpa_printf(MSG_DEBUG, "WFD: Update WFD IE");
if (!global->wifi_display) {
wpa_printf(MSG_DEBUG, "WFD: Wi-Fi Display disabled - do not "
"include WFD IE");
p2p_set_wfd_ie_beacon(global->p2p, NULL);
p2p_set_wfd_ie_probe_req(global->p2p, NULL);
p2p_set_wfd_ie_probe_resp(global->p2p, NULL);
p2p_set_wfd_ie_assoc_req(global->p2p, NULL);
p2p_set_wfd_ie_invitation(global->p2p, NULL);
p2p_set_wfd_ie_prov_disc(global->p2p, NULL);
p2p_set_wfd_ie_go_neg(global->p2p, NULL);
p2p_set_wfd_dev_info(global->p2p, NULL);
p2p_set_wfd_assoc_bssid(global->p2p, NULL);
p2p_set_wfd_coupled_sink_info(global->p2p, NULL);
return 0;
}
p2p_set_wfd_dev_info(global->p2p,
global->wfd_subelem[WFD_SUBELEM_DEVICE_INFO]);
p2p_set_wfd_assoc_bssid(
global->p2p,
global->wfd_subelem[WFD_SUBELEM_ASSOCIATED_BSSID]);
p2p_set_wfd_coupled_sink_info(
global->p2p, global->wfd_subelem[WFD_SUBELEM_COUPLED_SINK]);
/*
* WFD IE is included in number of management frames. Two different
* sets of subelements are included depending on the frame:
*
* Beacon, Probe Request, (Re)Association Request, GO Negotiation
* Req/Resp/Conf:
* WFD Device Info
* [Associated BSSID]
* [Coupled Sink Info]
*
* Probe Response, (Re)Association Response, P2P Invitation Req/Resp,
* Provision Discovery Req/Resp:
* same as above and also [WFD Session Info]
*/
len = 0;
if (global->wfd_subelem[WFD_SUBELEM_DEVICE_INFO])
len += wpabuf_len(global->wfd_subelem[
WFD_SUBELEM_DEVICE_INFO]);
if (global->wfd_subelem[WFD_SUBELEM_ASSOCIATED_BSSID])
len += wpabuf_len(global->wfd_subelem[
WFD_SUBELEM_ASSOCIATED_BSSID]);
if (global->wfd_subelem[WFD_SUBELEM_COUPLED_SINK])
len += wpabuf_len(global->wfd_subelem[
WFD_SUBELEM_COUPLED_SINK]);
if (global->wfd_subelem[WFD_SUBELEM_SESSION_INFO])
len += wpabuf_len(global->wfd_subelem[
WFD_SUBELEM_SESSION_INFO]);
buf = wpabuf_alloc(len);
if (buf == NULL)
return -1;
if (global->wfd_subelem[WFD_SUBELEM_DEVICE_INFO])
wpabuf_put_buf(buf,
global->wfd_subelem[WFD_SUBELEM_DEVICE_INFO]);
if (global->wfd_subelem[WFD_SUBELEM_ASSOCIATED_BSSID])
wpabuf_put_buf(buf, global->wfd_subelem[
WFD_SUBELEM_ASSOCIATED_BSSID]);
if (global->wfd_subelem[WFD_SUBELEM_COUPLED_SINK])
wpabuf_put_buf(buf,
global->wfd_subelem[WFD_SUBELEM_COUPLED_SINK]);
ie = wifi_display_encaps(buf);
wpa_hexdump_buf(MSG_DEBUG, "WFD: WFD IE for Beacon", ie);
p2p_set_wfd_ie_beacon(global->p2p, ie);
ie = wifi_display_encaps(buf);
wpa_hexdump_buf(MSG_DEBUG, "WFD: WFD IE for Probe Request", ie);
p2p_set_wfd_ie_probe_req(global->p2p, ie);
ie = wifi_display_encaps(buf);
wpa_hexdump_buf(MSG_DEBUG, "WFD: WFD IE for (Re)Association Request",
ie);
p2p_set_wfd_ie_assoc_req(global->p2p, ie);
ie = wifi_display_encaps(buf);
wpa_hexdump_buf(MSG_DEBUG, "WFD: WFD IE for GO Negotiation", ie);
p2p_set_wfd_ie_go_neg(global->p2p, ie);
if (global->wfd_subelem[WFD_SUBELEM_SESSION_INFO])
wpabuf_put_buf(buf,
global->wfd_subelem[WFD_SUBELEM_SESSION_INFO]);
ie = wifi_display_encaps(buf);
wpa_hexdump_buf(MSG_DEBUG, "WFD: WFD IE for Probe Response", ie);
p2p_set_wfd_ie_probe_resp(global->p2p, ie);
ie = wifi_display_encaps(buf);
wpa_hexdump_buf(MSG_DEBUG, "WFD: WFD IE for P2P Invitation", ie);
p2p_set_wfd_ie_invitation(global->p2p, ie);
ie = wifi_display_encaps(buf);
wpa_hexdump_buf(MSG_DEBUG, "WFD: WFD IE for Provision Discovery", ie);
p2p_set_wfd_ie_prov_disc(global->p2p, ie);
wpabuf_free(buf);
return 0;
}
static int wifi_display_update_wfd_ie(struct wpa_global *global)
{
struct wpabuf *ie, *buf;
size_t len, plen;
if (global->p2p == NULL)
return 0;
wpa_printf(MSG_DEBUG, "WFD: Update WFD IE");
if (!global->wifi_display) {
wpa_printf(MSG_DEBUG, "WFD: Wi-Fi Display disabled - do not "
"include WFD IE");
p2p_set_wfd_ie_beacon(global->p2p, NULL);
p2p_set_wfd_ie_probe_req(global->p2p, NULL);
p2p_set_wfd_ie_probe_resp(global->p2p, NULL);
p2p_set_wfd_ie_assoc_req(global->p2p, NULL);
p2p_set_wfd_ie_invitation(global->p2p, NULL);
p2p_set_wfd_ie_prov_disc_req(global->p2p, NULL);
p2p_set_wfd_ie_prov_disc_resp(global->p2p, NULL);
p2p_set_wfd_ie_go_neg(global->p2p, NULL);
p2p_set_wfd_dev_info(global->p2p, NULL);
p2p_set_wfd_assoc_bssid(global->p2p, NULL);
p2p_set_wfd_coupled_sink_info(global->p2p, NULL);
return 0;
}
p2p_set_wfd_dev_info(global->p2p,
global->wfd_subelem[WFD_SUBELEM_DEVICE_INFO]);
p2p_set_wfd_assoc_bssid(
global->p2p,
global->wfd_subelem[WFD_SUBELEM_ASSOCIATED_BSSID]);
p2p_set_wfd_coupled_sink_info(
global->p2p, global->wfd_subelem[WFD_SUBELEM_COUPLED_SINK]);
/*
* WFD IE is included in number of management frames. Two different
* sets of subelements are included depending on the frame:
*
* Beacon, (Re)Association Request, GO Negotiation Req/Resp/Conf,
* Provision Discovery Req:
* WFD Device Info
* [Associated BSSID]
* [Coupled Sink Info]
*
* Probe Request:
* WFD Device Info
* [Associated BSSID]
* [Coupled Sink Info]
* [WFD Extended Capability]
*
* Probe Response:
* WFD Device Info
* [Associated BSSID]
* [Coupled Sink Info]
* [WFD Extended Capability]
* [WFD Session Info]
*
* (Re)Association Response, P2P Invitation Req/Resp,
* Provision Discovery Resp:
* WFD Device Info
* [Associated BSSID]
* [Coupled Sink Info]
* [WFD Session Info]
*/
len = 0;
if (global->wfd_subelem[WFD_SUBELEM_DEVICE_INFO])
len += wpabuf_len(global->wfd_subelem[
WFD_SUBELEM_DEVICE_INFO]);
if (global->wfd_subelem[WFD_SUBELEM_ASSOCIATED_BSSID])
len += wpabuf_len(global->wfd_subelem[
WFD_SUBELEM_ASSOCIATED_BSSID]);
if (global->wfd_subelem[WFD_SUBELEM_COUPLED_SINK])
len += wpabuf_len(global->wfd_subelem[
WFD_SUBELEM_COUPLED_SINK]);
if (global->wfd_subelem[WFD_SUBELEM_SESSION_INFO])
len += wpabuf_len(global->wfd_subelem[
WFD_SUBELEM_SESSION_INFO]);
if (global->wfd_subelem[WFD_SUBELEM_EXT_CAPAB])
len += wpabuf_len(global->wfd_subelem[WFD_SUBELEM_EXT_CAPAB]);
buf = wpabuf_alloc(len);
if (buf == NULL)
return -1;
if (global->wfd_subelem[WFD_SUBELEM_DEVICE_INFO])
wpabuf_put_buf(buf,
global->wfd_subelem[WFD_SUBELEM_DEVICE_INFO]);
if (global->wfd_subelem[WFD_SUBELEM_ASSOCIATED_BSSID])
wpabuf_put_buf(buf, global->wfd_subelem[
WFD_SUBELEM_ASSOCIATED_BSSID]);
if (global->wfd_subelem[WFD_SUBELEM_COUPLED_SINK])
wpabuf_put_buf(buf,
global->wfd_subelem[WFD_SUBELEM_COUPLED_SINK]);
ie = wifi_display_encaps(buf);
wpa_hexdump_buf(MSG_DEBUG, "WFD: WFD IE for Beacon", ie);
p2p_set_wfd_ie_beacon(global->p2p, ie);
ie = wifi_display_encaps(buf);
wpa_hexdump_buf(MSG_DEBUG, "WFD: WFD IE for (Re)Association Request",
ie);
p2p_set_wfd_ie_assoc_req(global->p2p, ie);
ie = wifi_display_encaps(buf);
wpa_hexdump_buf(MSG_DEBUG, "WFD: WFD IE for GO Negotiation", ie);
p2p_set_wfd_ie_go_neg(global->p2p, ie);
ie = wifi_display_encaps(buf);
wpa_hexdump_buf(MSG_DEBUG, "WFD: WFD IE for Provision Discovery "
"Request", ie);
p2p_set_wfd_ie_prov_disc_req(global->p2p, ie);
plen = buf->used;
if (global->wfd_subelem[WFD_SUBELEM_EXT_CAPAB])
wpabuf_put_buf(buf,
global->wfd_subelem[WFD_SUBELEM_EXT_CAPAB]);
ie = wifi_display_encaps(buf);
wpa_hexdump_buf(MSG_DEBUG, "WFD: WFD IE for Probe Request", ie);
p2p_set_wfd_ie_probe_req(global->p2p, ie);
if (global->wfd_subelem[WFD_SUBELEM_SESSION_INFO])
wpabuf_put_buf(buf,
global->wfd_subelem[WFD_SUBELEM_SESSION_INFO]);
ie = wifi_display_encaps(buf);
wpa_hexdump_buf(MSG_DEBUG, "WFD: WFD IE for Probe Response", ie);
p2p_set_wfd_ie_probe_resp(global->p2p, ie);
/* Remove WFD Extended Capability from buffer */
buf->used = plen;
if (global->wfd_subelem[WFD_SUBELEM_SESSION_INFO])
wpabuf_put_buf(buf,
global->wfd_subelem[WFD_SUBELEM_SESSION_INFO]);
ie = wifi_display_encaps(buf);
wpa_hexdump_buf(MSG_DEBUG, "WFD: WFD IE for P2P Invitation", ie);
p2p_set_wfd_ie_invitation(global->p2p, ie);
ie = wifi_display_encaps(buf);
wpa_hexdump_buf(MSG_DEBUG, "WFD: WFD IE for Provision Discovery "
"Response", ie);
p2p_set_wfd_ie_prov_disc_resp(global->p2p, ie);
/*
[ALPS00933997] [Need Patch] [Volunteer Patch] [Android 4.3 MR2 migration]wpa_supplicant_8
.
wfd enhancement
*/
#ifdef CONFIG_MTK_P2P
{
const u8 *buf;
P_WFD_ATTRI_HDR_T prWfdHdr;
struct wfd_data_s *p_wfd_data_cmd;
p_wfd_data_cmd = &global->wfd_data_cmd;
p_wfd_data_cmd->WfdDevInfo = 0;
p_wfd_data_cmd->WfdControlPort = 0;
p_wfd_data_cmd->WfdMaximumTp = 0;
p_wfd_data_cmd->WfdFlag &= ~WFD_FLAG_DEV_INFO_VALID;
if (global->wfd_subelem[WFD_SUBELEM_DEVICE_INFO]) {
P_WFD_ATTRI_WFD_DEV_INFO_T prWfdDevInfo = NULL;
buf = wpabuf_head_u8(global->wfd_subelem[WFD_SUBELEM_DEVICE_INFO]);
prWfdHdr = (P_WFD_ATTRI_HDR_T) buf;
prWfdDevInfo = (P_WFD_ATTRI_WFD_DEV_INFO_T) (buf+WFD_ATTRI_HDR_LEN);
wpa_printf(MSG_DEBUG,
"wfd_id=%u len=%u "
"wfd_info=0x%x "
"wfd_ctrl_port=%u "
"wfd_tp=%u\n",
prWfdHdr->ucId,
WPA_GET_BE16((u8 *)(&prWfdHdr->u2Length)),
WPA_GET_BE16((u8 *)(&prWfdDevInfo->u2DevInfo)),
WPA_GET_BE16((u8*)(&prWfdDevInfo->u2ControlPort)),
WPA_GET_BE16((u8*)(&prWfdDevInfo->u2MaximumTp)));
p_wfd_data_cmd->WfdDevInfo = WPA_GET_BE16((u8 *)(&prWfdDevInfo->u2DevInfo));
p_wfd_data_cmd->WfdControlPort = WPA_GET_BE16((u8*)(&prWfdDevInfo->u2ControlPort));
p_wfd_data_cmd->WfdMaximumTp = WPA_GET_BE16((u8*)(&prWfdDevInfo->u2MaximumTp));
p_wfd_data_cmd->WfdFlag |= WFD_FLAG_DEV_INFO_VALID;
}
if(global->p2p_init_wpa_s) {
wpas_wfd_data_process(global->p2p_init_wpa_s, &global->wfd_data_cmd);
wpa_drv_driver_cmd(global->p2p_init_wpa_s, "wfd_data_update",
(char *)(&global->wfd_data), sizeof(struct wfd_data_s));
}
}
#endif /* CONFIG_MTK_P2P */
wpabuf_free(buf);
return 0;
}