C++ (Cpp) p2p_group_encaps_probe_resp示例

示例#1

文件： p2p_group.c 项目： G-RA-One/wpa_supplicant

static struct wpabuf * p2p_group_build_probe_resp_ie(struct p2p_group *group)
{
	u8 *group_info;
	struct wpabuf *p2p_subelems, *ie;
	struct p2p_group_member *m;
	size_t extra = 0;

#ifdef CONFIG_WIFI_DISPLAY
	if (group->wfd_ie)
		extra += wpabuf_len(group->wfd_ie);
#endif /* CONFIG_WIFI_DISPLAY */

	p2p_subelems = wpabuf_alloc(500 + extra);
	if (p2p_subelems == NULL)
		return NULL;

#ifdef CONFIG_WIFI_DISPLAY
	if (group->wfd_ie)
		wpabuf_put_buf(p2p_subelems, group->wfd_ie);
#endif /* CONFIG_WIFI_DISPLAY */

	p2p_group_add_common_ies(group, p2p_subelems);
	p2p_group_add_noa(p2p_subelems, group->noa);

	/* P2P Device Info */
	p2p_buf_add_device_info(p2p_subelems, group->p2p, NULL);

	/* P2P Group Info */
	group_info = wpabuf_put(p2p_subelems, 0);
	wpabuf_put_u8(p2p_subelems, P2P_ATTR_GROUP_INFO);
	wpabuf_put_le16(p2p_subelems, 0); /* Length to be filled */
	for (m = group->members; m; m = m->next)
		p2p_client_info(p2p_subelems, m);
	WPA_PUT_LE16(group_info + 1,
		     (u8 *) wpabuf_put(p2p_subelems, 0) - group_info - 3);

	ie = p2p_group_encaps_probe_resp(p2p_subelems);
	wpabuf_free(p2p_subelems);

	return ie;
}

示例#2

文件： p2p_group.c 项目： brianwoo/cm11_grouper

static struct wpabuf * p2p_group_build_probe_resp_ie(struct p2p_group *group)
{
	struct wpabuf *p2p_subelems, *ie;
	struct p2p_group_member *m;

	p2p_subelems = wpabuf_alloc(500);
	if (p2p_subelems == NULL)
		return NULL;

	p2p_group_add_common_ies(group, p2p_subelems);
	p2p_group_add_noa(p2p_subelems, group->noa);

	/* P2P Device Info */
	p2p_buf_add_device_info(p2p_subelems, group->p2p, NULL);

	/* P2P Group Info: Only when at least one P2P Client is connected */
	if (group->members) {
		u8 *group_info;
		group_info = wpabuf_put(p2p_subelems, 0);
		wpabuf_put_u8(p2p_subelems, P2P_ATTR_GROUP_INFO);
		wpabuf_put_le16(p2p_subelems, 0); /* Length to be filled */
		for (m = group->members; m; m = m->next)
			p2p_client_info(p2p_subelems, m);
		WPA_PUT_LE16(group_info + 1,
			     (u8 *) wpabuf_put(p2p_subelems, 0) - group_info -
			     3);
	}

	ie = p2p_group_encaps_probe_resp(p2p_subelems);
	wpabuf_free(p2p_subelems);

#ifdef CONFIG_WIFI_DISPLAY
	if (group->wfd_ie) {
		struct wpabuf *wfd = wpabuf_dup(group->wfd_ie);
		ie = wpabuf_concat(wfd, ie);
	}
#endif /* CONFIG_WIFI_DISPLAY */

	return ie;
}