C++ (Cpp) wifi_display_update_wfd_ie Examples

Example #1

File: wifi_display.c Project: shington/wpa_supplicant_demo

void wifi_display_enable(struct wpa_global *global, int enabled)
{
	wpa_printf(MSG_DEBUG, "WFD: Wi-Fi Display %s",
		   enabled ? "enabled" : "disabled");
	global->wifi_display = enabled;
	wifi_display_update_wfd_ie(global);
}

Example #2

void wifi_display_enable(struct wpa_global *global, int enabled)
{
	wpa_printf(MSG_DEBUG, "WFD: Wi-Fi Display %s",
		   enabled ? "enabled" : "disabled");
	global->wifi_display = enabled;
#ifdef CONFIG_MTK_P2P
	global->wfd_data_cmd.WfdEnable = enabled;
#endif
	wifi_display_update_wfd_ie(global);
}

Example #3

File: wifi_display.c Project: HangRuan/wpa_supplicant_android

int wifi_display_subelem_set_from_ies(struct wpa_global *global,
				      struct wpabuf *ie)
{
	int subelements[MAX_WFD_SUBELEMS] = {};
	const u8 *pos, *end;
	int len, subelem;
	struct wpabuf *e;

	wpa_printf(MSG_DEBUG, "WFD IEs set: %p - %lu",
		   ie, ie ? (unsigned long) wpabuf_len(ie) : 0);

	if (ie == NULL || wpabuf_len(ie) < 6)
		return -1;

	pos = wpabuf_head(ie);
	end = pos + wpabuf_len(ie);

	while (end > pos) {
		if (pos + 3 > end)
			break;

		len = WPA_GET_BE16(pos + 1) + 3;

		wpa_printf(MSG_DEBUG, "WFD Sub-Element ID %d - len %d",
			   *pos, len - 3);

		if (pos + len > end)
			break;

		subelem = *pos;
		if (subelem < MAX_WFD_SUBELEMS && subelements[subelem] == 0) {
			e = wpabuf_alloc_copy(pos, len);
			if (e == NULL)
				return -1;

			wpabuf_free(global->wfd_subelem[subelem]);
			global->wfd_subelem[subelem] = e;
			subelements[subelem] = 1;
		}

		pos += len;
	}

	for (subelem = 0; subelem < MAX_WFD_SUBELEMS; subelem++) {
		if (subelements[subelem] == 0) {
			wpabuf_free(global->wfd_subelem[subelem]);
			global->wfd_subelem[subelem] = NULL;
		}
	}

	return wifi_display_update_wfd_ie(global);
}

Example #4

File: wifi_display.c Project: shington/wpa_supplicant_demo

int wifi_display_subelem_set(struct wpa_global *global, char *cmd)
{
	char *pos;
	int subelem;
	size_t len;
	struct wpabuf *e;

	pos = os_strchr(cmd, ' ');
	if (pos == NULL)
		return -1;
	*pos++ = '\0';
	subelem = atoi(cmd);
	if (subelem < 0 || subelem >= MAX_WFD_SUBELEMS)
		return -1;

	len = os_strlen(pos);
	if (len & 1)
		return -1;
	len /= 2;

	if (len == 0) {
		/* Clear subelement */
		e = NULL;
		wpa_printf(MSG_DEBUG, "WFD: Clear subelement %d", subelem);
	} else {
		e = wpabuf_alloc(1 + len);
		if (e == NULL)
			return -1;
		wpabuf_put_u8(e, subelem);
		if (hexstr2bin(pos, wpabuf_put(e, len), len) < 0) {
			wpabuf_free(e);
			return -1;
		}
		wpa_printf(MSG_DEBUG, "WFD: Set subelement %d", subelem);
	}

	wpabuf_free(global->wfd_subelem[subelem]);
	global->wfd_subelem[subelem] = e;
	wifi_display_update_wfd_ie(global);

	return 0;
}