C++ os_zalloc函数代码示例

/* subscr_addr_add_url -- add address(es) for one url to subscription */
static void subscr_addr_add_url(struct subscription *s, const char *url,
				size_t url_len)
{
	int alloc_len;
	char *scratch_mem = NULL;
	char *mem;
	char *domain_and_port;
	char *delim;
	char *path;
	char *domain;
	int port = 80;  /* port to send to (default is port 80) */
	struct addrinfo hints;
	struct addrinfo *result = NULL;
	struct addrinfo *rp;
	int rerr;

	/* url MUST begin with http: */
	if (url_len < 7 || os_strncasecmp(url, "http://", 7))
		goto fail;
	url += 7;
	url_len -= 7;

	/* allocate memory for the extra stuff we need */
	alloc_len = 2 * (url_len + 1);
	scratch_mem = os_zalloc(alloc_len);
	if (scratch_mem == NULL)
		goto fail;
	mem = scratch_mem;
	os_strncpy(mem, url, url_len);
	wpa_printf(MSG_DEBUG, "WPS UPnP: Adding URL '%s'", mem);
	domain_and_port = mem;
	mem += 1 + os_strlen(mem);
	delim = os_strchr(domain_and_port, '/');
	if (delim) {
		*delim++ = 0;   /* null terminate domain and port */
		path = delim;
	} else {
		path = domain_and_port + os_strlen(domain_and_port);
	}
	domain = mem;
	strcpy(domain, domain_and_port);
	delim = os_strchr(domain, ':');
	if (delim) {
		*delim++ = 0;   /* null terminate domain */
		if (isdigit(*delim))
			port = atol(delim);
	}

	/*
	 * getaddrinfo does the right thing with dotted decimal notations, or
	 * will resolve domain names. Resolving domain names will unfortunately
	 * hang the entire program until it is resolved or it times out
	 * internal to getaddrinfo; fortunately we think that the use of actual
	 * domain names (vs. dotted decimal notations) should be uncommon.
	 */
	os_memset(&hints, 0, sizeof(struct addrinfo));
	hints.ai_family = AF_INET;      /* IPv4 */
	hints.ai_socktype = SOCK_STREAM;
#if NO_DOMAIN_NAME_RESOLUTION
	/* Suppress domain name resolutions that would halt
	 * the program for periods of time
	 */
	hints.ai_flags = AI_NUMERICHOST;
#else
	/* Allow domain name resolution. */
	hints.ai_flags = 0;
#endif
	hints.ai_protocol = 0;          /* Any protocol? */
	rerr = getaddrinfo(domain, NULL /* fill in port ourselves */,
			   &hints, &result);
	if (rerr) {
		wpa_printf(MSG_INFO, "WPS UPnP: Resolve error %d (%s) on: %s",
			   rerr, gai_strerror(rerr), domain);
		goto fail;
	}
	for (rp = result; rp; rp = rp->ai_next) {
		struct subscr_addr *a;

		/* Limit no. of address to avoid denial of service attack */
		if (dl_list_len(&s->addr_list) >= MAX_ADDR_PER_SUBSCRIPTION) {
			wpa_printf(MSG_INFO, "WPS UPnP: subscr_addr_add_url: "
				   "Ignoring excessive addresses");
			break;
		}

		a = os_zalloc(sizeof(*a) + alloc_len);
		if (a == NULL)
			continue;
		mem = (void *) (a + 1);
		a->domain_and_port = mem;
		strcpy(mem, domain_and_port);
		mem += 1 + strlen(mem);
		a->path = mem;
		if (path[0] != '/')
			*mem++ = '/';
		strcpy(mem, path);
		mem += 1 + os_strlen(mem);
		os_memcpy(&a->saddr, rp->ai_addr, sizeof(a->saddr));
		a->saddr.sin_port = htons(port);
//.........这里部分代码省略.........

static u8 * hostapd_gen_probe_resp(struct hostapd_data *hapd,
				   struct sta_info *sta,
				   const struct ieee80211_mgmt *req,
				   int is_p2p, size_t *resp_len)
{
	struct ieee80211_mgmt *resp;
	u8 *pos, *epos;
	size_t buflen;

#define MAX_PROBERESP_LEN 768
	buflen = MAX_PROBERESP_LEN;
#ifdef CONFIG_WPS
	if (hapd->wps_probe_resp_ie)
		buflen += wpabuf_len(hapd->wps_probe_resp_ie);
#endif /* CONFIG_WPS */
#ifdef CONFIG_P2P
	if (hapd->p2p_probe_resp_ie)
		buflen += wpabuf_len(hapd->p2p_probe_resp_ie);
#endif /* CONFIG_P2P */
	if (hapd->conf->vendor_elements)
		buflen += wpabuf_len(hapd->conf->vendor_elements);
	if (hapd->conf->vendor_vht) {
		buflen += 5 + 2 + sizeof(struct ieee80211_vht_capabilities) +
			2 + sizeof(struct ieee80211_vht_operation);
	}
	resp = os_zalloc(buflen);
	if (resp == NULL)
		return NULL;

	epos = ((u8 *) resp) + MAX_PROBERESP_LEN;

	resp->frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
					   WLAN_FC_STYPE_PROBE_RESP);
	if (req)
		os_memcpy(resp->da, req->sa, ETH_ALEN);
	os_memcpy(resp->sa, hapd->own_addr, ETH_ALEN);

	os_memcpy(resp->bssid, hapd->own_addr, ETH_ALEN);
	resp->u.probe_resp.beacon_int =
		host_to_le16(hapd->iconf->beacon_int);

	/* hardware or low-level driver will setup seq_ctrl and timestamp */
	resp->u.probe_resp.capab_info =
		host_to_le16(hostapd_own_capab_info(hapd, sta, 1));

	pos = resp->u.probe_resp.variable;
	*pos++ = WLAN_EID_SSID;
	*pos++ = hapd->conf->ssid.ssid_len;
	os_memcpy(pos, hapd->conf->ssid.ssid, hapd->conf->ssid.ssid_len);
	pos += hapd->conf->ssid.ssid_len;

	/* Supported rates */
	pos = hostapd_eid_supp_rates(hapd, pos);

	/* DS Params */
	pos = hostapd_eid_ds_params(hapd, pos);

	pos = hostapd_eid_country(hapd, pos, epos - pos);

	/* Power Constraint element */
	pos = hostapd_eid_pwr_constraint(hapd, pos);

	/* ERP Information element */
	pos = hostapd_eid_erp_info(hapd, pos);

	/* Extended supported rates */
	pos = hostapd_eid_ext_supp_rates(hapd, pos);

	/* RSN, MDIE, WPA */
	pos = hostapd_eid_wpa(hapd, pos, epos - pos);

	pos = hostapd_eid_bss_load(hapd, pos, epos - pos);

	pos = hostapd_eid_rm_enabled_capab(hapd, pos, epos - pos);

#ifdef CONFIG_IEEE80211N
	pos = hostapd_eid_ht_capabilities(hapd, pos);
	pos = hostapd_eid_ht_operation(hapd, pos);
        //DRIVER_RTW ADD
	if(hapd->iconf->ieee80211n)
		hapd->conf->wmm_enabled = 1;

#endif /* CONFIG_IEEE80211N */

	pos = hostapd_eid_ext_capab(hapd, pos);

	pos = hostapd_eid_time_adv(hapd, pos);
	pos = hostapd_eid_time_zone(hapd, pos);

	pos = hostapd_eid_interworking(hapd, pos);
	pos = hostapd_eid_adv_proto(hapd, pos);
	pos = hostapd_eid_roaming_consortium(hapd, pos);

	pos = hostapd_add_csa_elems(hapd, pos, (u8 *)resp,
				    &hapd->cs_c_off_proberesp);
#ifdef CONFIG_IEEE80211AC
	if (hapd->iconf->ieee80211ac && !hapd->conf->disable_11ac) {
		pos = hostapd_eid_vht_capabilities(hapd, pos);
		pos = hostapd_eid_vht_operation(hapd, pos);
	}
//.........这里部分代码省略.........

static struct wpa_priv_interface *
wpa_priv_interface_init(const char *dir, const char *params)
{
	struct wpa_priv_interface *iface;
	char *pos;
	size_t len;
	struct sockaddr_un addr;
	int i;

	pos = os_strchr(params, ':');
	if (pos == NULL)
		return NULL;

	iface = os_zalloc(sizeof(*iface));
	if (iface == NULL)
		return NULL;
	iface->fd = -1;

	len = pos - params;
	iface->driver_name = os_malloc(len + 1);
	if (iface->driver_name == NULL) {
		wpa_priv_interface_deinit(iface);
		return NULL;
	}
	os_memcpy(iface->driver_name, params, len);
	iface->driver_name[len] = '\0';

	for (i = 0; wpa_drivers[i]; i++) {
		if (os_strcmp(iface->driver_name,
			      wpa_drivers[i]->name) == 0) {
			iface->driver = wpa_drivers[i];
			break;
		}
	}
	if (iface->driver == NULL) {
		wpa_printf(MSG_ERROR, "Unsupported driver '%s'",
			   iface->driver_name);
		wpa_priv_interface_deinit(iface);
		return NULL;
	}

	pos++;
	iface->ifname = os_strdup(pos);
	if (iface->ifname == NULL) {
		wpa_priv_interface_deinit(iface);
		return NULL;
	}

	len = os_strlen(dir) + 1 + os_strlen(iface->ifname);
	iface->sock_name = os_malloc(len + 1);
	if (iface->sock_name == NULL) {
		wpa_priv_interface_deinit(iface);
		return NULL;
	}

	os_snprintf(iface->sock_name, len + 1, "%s/%s", dir, iface->ifname);
	if (os_strlen(iface->sock_name) >= sizeof(addr.sun_path)) {
		wpa_priv_interface_deinit(iface);
		return NULL;
	}

	iface->fd = socket(PF_UNIX, SOCK_DGRAM, 0);
	if (iface->fd < 0) {
		perror("socket(PF_UNIX)");
		wpa_priv_interface_deinit(iface);
		return NULL;
	}

	os_memset(&addr, 0, sizeof(addr));
	addr.sun_family = AF_UNIX;
	os_strlcpy(addr.sun_path, iface->sock_name, sizeof(addr.sun_path));

	if (bind(iface->fd, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
		wpa_printf(MSG_DEBUG, "bind(PF_UNIX) failed: %s",
			   strerror(errno));
		if (connect(iface->fd, (struct sockaddr *) &addr,
			    sizeof(addr)) < 0) {
			wpa_printf(MSG_DEBUG, "Socket exists, but does not "
				   "allow connections - assuming it was "
				   "leftover from forced program termination");
			if (unlink(iface->sock_name) < 0) {
				perror("unlink[ctrl_iface]");
				wpa_printf(MSG_ERROR, "Could not unlink "
					   "existing ctrl_iface socket '%s'",
					   iface->sock_name);
				goto fail;
			}
			if (bind(iface->fd, (struct sockaddr *) &addr,
				 sizeof(addr)) < 0) {
				perror("bind(PF_UNIX)");
				goto fail;
			}
			wpa_printf(MSG_DEBUG, "Successfully replaced leftover "
				   "socket '%s'", iface->sock_name);
		} else {
			wpa_printf(MSG_INFO, "Socket exists and seems to be "
				   "in use - cannot override it");
			wpa_printf(MSG_INFO, "Delete '%s' manually if it is "
				   "not used anymore", iface->sock_name);
			goto fail;
//.........这里部分代码省略.........

static int wpa_driver_hostap_set_key(void *priv, wpa_alg alg,
				     const u8 *addr, int key_idx,
				     int set_tx, const u8 *seq, size_t seq_len,
				     const u8 *key, size_t key_len)
{
	struct wpa_driver_hostap_data *drv = priv;
	struct prism2_hostapd_param *param;
	u8 *buf;
	size_t blen;
	int ret = 0;
	char *alg_name;

	switch (alg) {
	case WPA_ALG_NONE:
		alg_name = "none";
		break;
	case WPA_ALG_WEP:
		alg_name = "WEP";
		break;
	case WPA_ALG_TKIP:
		alg_name = "TKIP";
		break;
	case WPA_ALG_CCMP:
		alg_name = "CCMP";
		break;
	default:
		return -1;
	}

	wpa_printf(MSG_DEBUG, "%s: alg=%s key_idx=%d set_tx=%d seq_len=%lu "
		   "key_len=%lu", __FUNCTION__, alg_name, key_idx, set_tx,
		   (unsigned long) seq_len, (unsigned long) key_len);

	if (seq_len > 8)
		return -2;

	blen = sizeof(*param) + key_len;
	buf = os_zalloc(blen);
	if (buf == NULL)
		return -1;

	param = (struct prism2_hostapd_param *) buf;
	param->cmd = PRISM2_SET_ENCRYPTION;
	/* TODO: In theory, STA in client mode can use five keys; four default
	 * keys for receiving (with keyidx 0..3) and one individual key for
	 * both transmitting and receiving (keyidx 0) _unicast_ packets. Now,
	 * keyidx 0 is reserved for this unicast use and default keys can only
	 * use keyidx 1..3 (i.e., default key with keyidx 0 is not supported).
	 * This should be fine for more or less all cases, but for completeness
	 * sake, the driver could be enhanced to support the missing key. */
#if 0
	if (addr == NULL)
		os_memset(param->sta_addr, 0xff, ETH_ALEN);
	else
		os_memcpy(param->sta_addr, addr, ETH_ALEN);
#else
	os_memset(param->sta_addr, 0xff, ETH_ALEN);
#endif
	os_strncpy((char *) param->u.crypt.alg, alg_name,
		   HOSTAP_CRYPT_ALG_NAME_LEN);
	param->u.crypt.flags = set_tx ? HOSTAP_CRYPT_FLAG_SET_TX_KEY : 0;
	param->u.crypt.idx = key_idx;
	os_memcpy(param->u.crypt.seq, seq, seq_len);
	param->u.crypt.key_len = key_len;
	os_memcpy((u8 *) (param + 1), key, key_len);

	if (hostapd_ioctl(drv, param, blen, 1)) {
		wpa_printf(MSG_WARNING, "Failed to set encryption.");
		show_set_key_error(param);
		ret = -1;
	}
	os_free(buf);

	return ret;
}

int main(int argc, char *argv[])
{
	struct wpa_supplicant wpa_s;
	int c, ret = 1, wait_for_monitor = 0, save_config = 0;
	char *as_addr = "127.0.0.1";
	int as_port = 1812;
	char *as_secret = "radius";
	char *cli_addr = NULL;
	char *conf = NULL;
	int timeout = 30;
	char *pos;
	struct extra_radius_attr *p = NULL, *p1;

	if (os_program_init())
		return -1;

	hostapd_logger_register_cb(hostapd_logger_cb);

	os_memset(&eapol_test, 0, sizeof(eapol_test));
	eapol_test.connect_info = "CONNECT 11Mbps 802.11b";
	os_memcpy(eapol_test.own_addr, "\x02\x00\x00\x00\x00\x01", ETH_ALEN);

	wpa_debug_level = 0;
	wpa_debug_show_keys = 1;

	for (;;) {
		c = getopt(argc, argv, "a:A:c:C:M:nN:o:p:r:s:St:W");
		if (c < 0)
			break;
		switch (c) {
		case 'a':
			as_addr = optarg;
			break;
		case 'A':
			cli_addr = optarg;
			break;
		case 'c':
			conf = optarg;
			break;
		case 'C':
			eapol_test.connect_info = optarg;
			break;
		case 'M':
			if (hwaddr_aton(optarg, eapol_test.own_addr)) {
				usage();
				return -1;
			}
			break;
		case 'n':
			eapol_test.no_mppe_keys++;
			break;
		case 'o':
			if (eapol_test.server_cert_file)
				fclose(eapol_test.server_cert_file);
			eapol_test.server_cert_file = fopen(optarg, "w");
			if (eapol_test.server_cert_file == NULL) {
				printf("Could not open '%s' for writing\n",
				       optarg);
				return -1;
			}
			break;
		case 'p':
			as_port = atoi(optarg);
			break;
		case 'r':
			eapol_test.eapol_test_num_reauths = atoi(optarg);
			break;
		case 's':
			as_secret = optarg;
			break;
		case 'S':
			save_config++;
			break;
		case 't':
			timeout = atoi(optarg);
			break;
		case 'W':
			wait_for_monitor++;
			break;
		case 'N':
			p1 = os_zalloc(sizeof(p1));
			if (p1 == NULL)
				break;
			if (!p)
				eapol_test.extra_attrs = p1;
			else
				p->next = p1;
			p = p1;

			p->type = atoi(optarg);
			pos = os_strchr(optarg, ':');
			if (pos == NULL) {
				p->syntax = 'n';
				p->data = NULL;
				break;
			}

			pos++;
			if (pos[0] == '\0' || pos[1] != ':') {
				printf("Incorrect format of attribute "
//.........这里部分代码省略.........

//Cgi that check the request has the correct HOST header
//Using it we can ensure our server has a domain of our choice
int cgi_check_host(http_connection *connData)
{
	http_server_config *config = (http_server_config*)connData->cgi.argument;
	if(config==NULL)
		return HTTPD_CGI_NEXT_RULE;

	if(config->host_domain==NULL)
		return HTTPD_CGI_NEXT_RULE;


	if(connData->state==HTTPD_STATE_ON_URL)
	{
		http_set_save_header(connData,HTTP_HOST);
		return HTTPD_CGI_NEXT_RULE;
	}

	if(connData->state==HTTPD_STATE_HEADERS_END)
	{
		header *hostHeader = http_get_header(connData,HTTP_HOST);
		if(hostHeader==NULL)
		{
         NODE_ERR("Host header not found\n");
			http_response_BAD_REQUEST(connData);
			return HTTPD_CGI_DONE;
		}
		const char * domain = config->host_domain;

      HTTP_CGI_DBG("Host header: %s, domain: %s\n",hostHeader->value,domain);

		if(strncmp(hostHeader->value,domain,strlen(domain))==0) //compare ignoring http:// and last /
		{
         HTTP_CGI_DBG("Domain match\n");
			return HTTPD_CGI_NEXT_RULE;
		}
		else{
			uint8_t op = wifi_get_opmode();
			char ipaddrstr[17];
			os_bzero(ipaddrstr, sizeof(ipaddrstr));
			struct ip_info ipConfig;
			switch (op)
			{
				case STATIONAP_MODE:
				{
					wifi_get_ip_info(SOFTAP_IF,&ipConfig); //0x01
					ipaddr_ntoa_r(&ipConfig.ip,ipaddrstr, sizeof(ipaddrstr));

					if(strncmp(hostHeader->value,ipaddrstr,strlen(ipaddrstr))==0)
						{ HTTP_CGI_DBG("SoftAp ip match"); return HTTPD_CGI_NEXT_RULE; }
				}
				case STATION_MODE:
				{
					os_bzero(ipaddrstr, sizeof(ipaddrstr));
					wifi_get_ip_info(STATION_IF,&ipConfig); //0x00
					ipaddr_ntoa_r(&ipConfig.ip,ipaddrstr, sizeof(ipaddrstr));

					if(strncmp(hostHeader->value,ipaddrstr,strlen(ipaddrstr))==0)
						{ HTTP_CGI_DBG("Station ip match"); return HTTPD_CGI_NEXT_RULE; }
				}
			}
         HTTP_CGI_DBG("Hosts don't match\n");

			if(config->enable_captive)
			{
				//to enable a captive portal we should redirect here
				char * redirectUrl = (char *)os_zalloc(strlen(domain)+9); // domain length + http:// + / + \0
				strcpy(redirectUrl,"http://");
				os_strcat(redirectUrl,domain);
				os_strcat(redirectUrl,"/");
				http_response_REDIRECT(connData, redirectUrl);
				os_free(redirectUrl);
            HTTP_CGI_DBG("Redirect URL = %s\n", redirectUrl);

			} else {
			//bad request else
			http_response_BAD_REQUEST(connData);
			}
		return HTTPD_CGI_DONE;
		}
	}
	return HTTPD_CGI_NEXT_RULE;
}

/**
 * hostapd_allowed_address - Check whether a specified STA can be authenticated
 * @hapd: hostapd BSS data
 * @addr: MAC address of the STA
 * @msg: Authentication message
 * @len: Length of msg in octets
 * @session_timeout: Buffer for returning session timeout (from RADIUS)
 * @acct_interim_interval: Buffer for returning account interval (from RADIUS)
 * @vlan_id: Buffer for returning VLAN ID
 * @psk: Linked list buffer for returning WPA PSK
 * @identity: Buffer for returning identity (from RADIUS)
 * @radius_cui: Buffer for returning CUI (from RADIUS)
 * Returns: HOSTAPD_ACL_ACCEPT, HOSTAPD_ACL_REJECT, or HOSTAPD_ACL_PENDING
 *
 * The caller is responsible for freeing the returned *identity and *radius_cui
 * values with os_free().
 */
int hostapd_allowed_address(struct hostapd_data *hapd, const u8 *addr,
			    const u8 *msg, size_t len, u32 *session_timeout,
			    u32 *acct_interim_interval, int *vlan_id,
			    struct hostapd_sta_wpa_psk_short **psk,
			    char **identity, char **radius_cui)
{
	if (session_timeout)
		*session_timeout = 0;
	if (acct_interim_interval)
		*acct_interim_interval = 0;
	if (vlan_id)
		*vlan_id = 0;
	if (psk)
		*psk = NULL;
	if (identity)
		*identity = NULL;
	if (radius_cui)
		*radius_cui = NULL;

	if (hostapd_maclist_found(hapd->conf->accept_mac,
				  hapd->conf->num_accept_mac, addr, vlan_id))
		return HOSTAPD_ACL_ACCEPT;

	if (hostapd_maclist_found(hapd->conf->deny_mac,
				  hapd->conf->num_deny_mac, addr, vlan_id))
		return HOSTAPD_ACL_REJECT;

	if (hapd->conf->macaddr_acl == ACCEPT_UNLESS_DENIED)
		return HOSTAPD_ACL_ACCEPT;
	if (hapd->conf->macaddr_acl == DENY_UNLESS_ACCEPTED)
		return HOSTAPD_ACL_REJECT;

	if (hapd->conf->macaddr_acl == USE_EXTERNAL_RADIUS_AUTH) {
#ifdef CONFIG_NO_RADIUS
		return HOSTAPD_ACL_REJECT;
#else /* CONFIG_NO_RADIUS */
		struct hostapd_acl_query_data *query;
		struct os_time t;

		/* Check whether ACL cache has an entry for this station */
		int res = hostapd_acl_cache_get(hapd, addr, session_timeout,
						acct_interim_interval,
						vlan_id, psk,
						identity, radius_cui);
		if (res == HOSTAPD_ACL_ACCEPT ||
		    res == HOSTAPD_ACL_ACCEPT_TIMEOUT)
			return res;
		if (res == HOSTAPD_ACL_REJECT)
			return HOSTAPD_ACL_REJECT;

		query = hapd->acl_queries;
		while (query) {
			if (os_memcmp(query->addr, addr, ETH_ALEN) == 0) {
				/* pending query in RADIUS retransmit queue;
				 * do not generate a new one */
				if (identity) {
					os_free(*identity);
					*identity = NULL;
				}
				if (radius_cui) {
					os_free(*radius_cui);
					*radius_cui = NULL;
				}
				return HOSTAPD_ACL_PENDING;
			}
			query = query->next;
		}

		if (!hapd->conf->radius->auth_server)
			return HOSTAPD_ACL_REJECT;

		/* No entry in the cache - query external RADIUS server */
		query = os_zalloc(sizeof(*query));
		if (query == NULL) {
			wpa_printf(MSG_ERROR, "malloc for query data failed");
			return HOSTAPD_ACL_REJECT;
		}
		os_get_time(&t);
		query->timestamp = t.sec;
		os_memcpy(query->addr, addr, ETH_ALEN);
		if (hostapd_radius_acl_query(hapd, addr, query)) {
			wpa_printf(MSG_DEBUG, "Failed to send Access-Request "
				   "for ACL query.");
//.........这里部分代码省略.........

static int tls_write_server_key_exchange(struct tlsv1_server *conn,
					 u8 **msgpos, u8 *end)
{
	tls_key_exchange keyx;
	const struct tls_cipher_suite *suite;
#ifdef EAP_FAST
	u8 *pos, *rhdr, *hs_start, *hs_length;
	size_t rlen;
	u8 *dh_ys;
	size_t dh_ys_len;
#endif /* EAP_FAST */

	suite = tls_get_cipher_suite(conn->rl.cipher_suite);
	if (suite == NULL)
		keyx = TLS_KEY_X_NULL;
	else
		keyx = suite->key_exchange;

	if (!tls_server_key_exchange_allowed(conn->rl.cipher_suite)) {
		asd_printf(ASD_DEFAULT,MSG_DEBUG, "TLSv1: No ServerKeyExchange needed");
		return 0;
	}

	if (keyx != TLS_KEY_X_DH_anon) {
		/* TODO? */
		asd_printf(ASD_DEFAULT,MSG_DEBUG, "TLSv1: ServerKeyExchange not yet "
			   "supported with key exchange type %d", keyx);
		return -1;
	}

#ifdef EAP_FAST
	if (conn->cred == NULL || conn->cred->dh_p == NULL ||
	    conn->cred->dh_g == NULL) {
		asd_printf(ASD_DEFAULT,MSG_DEBUG, "TLSv1: No DH parameters available for "
			   "ServerKeyExhcange");
		return -1;
	}

	os_free(conn->dh_secret);
	conn->dh_secret_len = conn->cred->dh_p_len;
	conn->dh_secret = os_zalloc(conn->dh_secret_len);
	if (conn->dh_secret == NULL) {
		asd_printf(ASD_DEFAULT,MSG_DEBUG, "TLSv1: Failed to allocate "
			   "memory for secret (Diffie-Hellman)");
		tlsv1_server_alert(conn, TLS_ALERT_LEVEL_FATAL,
				   TLS_ALERT_INTERNAL_ERROR);
		return -1;
	}
	if (os_get_random(conn->dh_secret, conn->dh_secret_len)) {
		asd_printf(ASD_DEFAULT,MSG_DEBUG, "TLSv1: Failed to get random "
			   "data for Diffie-Hellman");
		tlsv1_server_alert(conn, TLS_ALERT_LEVEL_FATAL,
				   TLS_ALERT_INTERNAL_ERROR);
		os_free(conn->dh_secret);
		conn->dh_secret = NULL;
		return -1;
	}

	if (os_memcmp(conn->dh_secret, conn->cred->dh_p, conn->dh_secret_len) >
	    0)
		conn->dh_secret[0] = 0; /* make sure secret < p */

	pos = conn->dh_secret;
	while (pos + 1 < conn->dh_secret + conn->dh_secret_len && *pos == 0)
		pos++;
	if (pos != conn->dh_secret) {
		os_memmove(conn->dh_secret, pos,
			   conn->dh_secret_len - (pos - conn->dh_secret));
		conn->dh_secret_len -= pos - conn->dh_secret;
	}
	wpa_hexdump_key(MSG_DEBUG, "TLSv1: DH server's secret value",
			conn->dh_secret, conn->dh_secret_len);

	/* Ys = g^secret mod p */
	dh_ys_len = conn->cred->dh_p_len;
	dh_ys = os_zalloc(dh_ys_len);
	if (dh_ys == NULL) {
		asd_printf(ASD_DEFAULT,MSG_DEBUG, "TLSv1: Failed to allocate memory for "
			   "Diffie-Hellman");
		tlsv1_server_alert(conn, TLS_ALERT_LEVEL_FATAL,
				   TLS_ALERT_INTERNAL_ERROR);
		return -1;
	}
	if (crypto_mod_exp(conn->cred->dh_g, conn->cred->dh_g_len,
			   conn->dh_secret, conn->dh_secret_len,
			   conn->cred->dh_p, conn->cred->dh_p_len,
			   dh_ys, &dh_ys_len)) {
		tlsv1_server_alert(conn, TLS_ALERT_LEVEL_FATAL,
				   TLS_ALERT_INTERNAL_ERROR);
		os_free(dh_ys);
		return -1;
	}

	wpa_hexdump(MSG_DEBUG, "TLSv1: DH Ys (server's public value)",
		    dh_ys, dh_ys_len);

	/*
	 * struct {
	 *    select (KeyExchangeAlgorithm) {
	 *       case diffie_hellman:
//.........这里部分代码省略.........

static int hostapd_config_read_wpa_psk(const char *fname,
				       struct hostapd_ssid *ssid)
{
	FILE *f;
	char buf[128], *pos;
	int line = 0, ret = 0, len, ok;
	u8 addr[ETH_ALEN];
	struct hostapd_wpa_psk *psk;

	if (!fname)
		return 0;

	f = fopen(fname, "r");
	if (!f) {
		wpa_printf(MSG_ERROR, "WPA PSK file '%s' not found.", fname);
		return -1;
	}

	while (fgets(buf, sizeof(buf), f)) {
		line++;

		if (buf[0] == '#')
			continue;
		pos = buf;
		while (*pos != '\0') {
			if (*pos == '\n') {
				*pos = '\0';
				break;
			}
			pos++;
		}
		if (buf[0] == '\0')
			continue;

		if (hwaddr_aton(buf, addr)) {
			wpa_printf(MSG_ERROR, "Invalid MAC address '%s' on "
				   "line %d in '%s'", buf, line, fname);
			ret = -1;
			break;
		}

		psk = os_zalloc(sizeof(*psk));
		if (psk == NULL) {
			wpa_printf(MSG_ERROR, "WPA PSK allocation failed");
			ret = -1;
			break;
		}
		if (is_zero_ether_addr(addr))
			psk->group = 1;
		else
			os_memcpy(psk->addr, addr, ETH_ALEN);

		pos = buf + 17;
		if (*pos == '\0') {
			wpa_printf(MSG_ERROR, "No PSK on line %d in '%s'",
				   line, fname);
			os_free(psk);
			ret = -1;
			break;
		}
		pos++;

		ok = 0;
		len = os_strlen(pos);
		if (len == 64 && hexstr2bin(pos, psk->psk, PMK_LEN) == 0)
			ok = 1;
		else if (len >= 8 && len < 64) {
			pbkdf2_sha1(pos, ssid->ssid, ssid->ssid_len,
				    4096, psk->psk, PMK_LEN);
			ok = 1;
		}
		if (!ok) {
			wpa_printf(MSG_ERROR, "Invalid PSK '%s' on line %d in "
				   "'%s'", pos, line, fname);
			os_free(psk);
			ret = -1;
			break;
		}

		psk->next = ssid->wpa_psk;
		ssid->wpa_psk = psk;
	}

	fclose(f);

	return ret;
}

static int wpa_driver_atmel_set_key(void *priv, wpa_alg alg,
				    const u8 *addr, int key_idx,
				    int set_tx, const u8 *seq, size_t seq_len,
				    const u8 *key, size_t key_len)
{
	struct wpa_driver_atmel_data *drv = priv;
	int ret = 0;
        struct atmel_param *param;
	u8 *buf;
        u8 alg_type;
        
	size_t blen;
	char *alg_name;

	switch (alg) {
	case WPA_ALG_NONE:
		alg_name = "none";
                alg_type = 0;
		break;
	case WPA_ALG_WEP:
		alg_name = "WEP";
		alg_type = 1;
                break;
	case WPA_ALG_TKIP:
		alg_name = "TKIP";
		alg_type = 2;
                break;
	case WPA_ALG_CCMP:
		alg_name = "CCMP";
		alg_type = 3;
                break;
	default:
		return -1;
	}

	wpa_printf(MSG_DEBUG, "%s: alg=%s key_idx=%d set_tx=%d seq_len=%lu "
		   "key_len=%lu", __FUNCTION__, alg_name, key_idx, set_tx,
		   (unsigned long) seq_len, (unsigned long) key_len);

	if (seq_len > 8)
		return -2;

	blen = sizeof(*param) + key_len;
	buf = os_zalloc(blen);
	if (buf == NULL)
		return -1;

	param = (struct atmel_param *) buf;
        
        param->cmd = SET_WPA_ENCRYPTION; 
        
        if (addr == NULL)
		os_memset(param->sta_addr, 0xff, ETH_ALEN);
	else
		os_memcpy(param->sta_addr, addr, ETH_ALEN);
        
        param->alg = alg_type;
        param->key_idx = key_idx;
        param->set_tx = set_tx;
        os_memcpy(param->seq, seq, seq_len);
        param->seq_len = seq_len;
        param->key_len = key_len;
	os_memcpy((u8 *)param->key, key, key_len);
	
        if (atmel_ioctl(drv, param, blen, 1)) {
		wpa_printf(MSG_WARNING, "Failed to set encryption.");
		/* TODO: show key error*/
		ret = -1;
	}
	os_free(buf);

	return ret;
}

static void *
madwifi_init(struct hostapd_data *hapd, struct wpa_init_params *params)
{
	struct madwifi_driver_data *drv;
	struct ifreq ifr;
	struct iwreq iwr;
	char brname[IFNAMSIZ];

	drv = os_zalloc(sizeof(struct madwifi_driver_data));
	if (drv == NULL) {
		printf("Could not allocate memory for madwifi driver data\n");
		return NULL;
	}

	drv->hapd = hapd;
	drv->ioctl_sock = socket(PF_INET, SOCK_DGRAM, 0);
	if (drv->ioctl_sock < 0) {
		perror("socket[PF_INET,SOCK_DGRAM]");
		goto bad;
	}
	memcpy(drv->iface, params->ifname, sizeof(drv->iface));

	memset(&ifr, 0, sizeof(ifr));
	os_strlcpy(ifr.ifr_name, drv->iface, sizeof(ifr.ifr_name));
	if (ioctl(drv->ioctl_sock, SIOCGIFINDEX, &ifr) != 0) {
		perror("ioctl(SIOCGIFINDEX)");
		goto bad;
	}
	drv->ifindex = ifr.ifr_ifindex;

	drv->sock_xmit = l2_packet_init(drv->iface, NULL, ETH_P_EAPOL,
					handle_read, drv, 1);
	if (drv->sock_xmit == NULL)
		goto bad;
	if (l2_packet_get_own_addr(drv->sock_xmit, params->own_addr))
		goto bad;
	if (params->bridge[0]) {
		wpa_printf(MSG_DEBUG, "Configure bridge %s for EAPOL traffic.",
			   params->bridge[0]);
		drv->sock_recv = l2_packet_init(params->bridge[0], NULL,
						ETH_P_EAPOL, handle_read, drv,
						1);
		if (drv->sock_recv == NULL)
			goto bad;
	} else if (linux_br_get(brname, drv->iface) == 0) {
		wpa_printf(MSG_DEBUG, "Interface in bridge %s; configure for "
			   "EAPOL receive", brname);
		drv->sock_recv = l2_packet_init(brname, NULL, ETH_P_EAPOL,
						handle_read, drv, 1);
		if (drv->sock_recv == NULL)
			goto bad;
	} else
		drv->sock_recv = drv->sock_xmit;

	memset(&iwr, 0, sizeof(iwr));
	os_strlcpy(iwr.ifr_name, drv->iface, IFNAMSIZ);

	iwr.u.mode = IW_MODE_MASTER;

	if (ioctl(drv->ioctl_sock, SIOCSIWMODE, &iwr) < 0) {
		perror("ioctl[SIOCSIWMODE]");
		printf("Could not set interface to master mode!\n");
		goto bad;
	}

	/* mark down during setup */
	linux_set_iface_flags(drv->ioctl_sock, drv->iface, 0);
	madwifi_set_privacy(drv, 0); /* default to no privacy */

	madwifi_receive_probe_req(drv);

	if (madwifi_wireless_event_init(drv))
		goto bad;

	return drv;
bad:
	if (drv->sock_xmit != NULL)
		l2_packet_deinit(drv->sock_xmit);
	if (drv->ioctl_sock >= 0)
		close(drv->ioctl_sock);
	if (drv != NULL)
		free(drv);
	return NULL;
}

static void ICACHE_FLASH_ATTR handle_dhcp(void *arg,
									struct udp_pcb *pcb,
									struct pbuf *p,
									struct ip_addr *addr,
									uint16_t port)
{
		struct dhcps_msg *pmsg_dhcps = NULL;
		sint16_t tlen = 0;
        u16_t i = 0;
	    u16_t dhcps_msg_cnt = 0;
	    u8_t *p_dhcps_msg = NULL;
	    u8_t *data = NULL;

#if DHCPS_DEBUG
    	os_printf("dhcps: handle_dhcp-> receive a packet\n");
#endif
	    if (p==NULL) return;

	    pmsg_dhcps = (struct dhcps_msg *)os_zalloc(sizeof(struct dhcps_msg));
	    if (NULL == pmsg_dhcps){
	    	pbuf_free(p);
	    	return;
	    }
	    p_dhcps_msg = (u8_t *)pmsg_dhcps;
		tlen = p->tot_len;
	    data = p->payload;

#if DHCPS_DEBUG
	    os_printf("dhcps: handle_dhcp-> p->tot_len = %d\n", tlen);
	    os_printf("dhcps: handle_dhcp-> p->len = %d\n", p->len);
#endif		

	    for(i=0; i<p->len; i++){
	        p_dhcps_msg[dhcps_msg_cnt++] = data[i];
#if DHCPS_DEBUG					
			os_printf("%02x ",data[i]);
			if((i+1)%16 == 0){
				os_printf("\n");
			}
#endif
	    }
		
		if(p->next != NULL) {
#if DHCPS_DEBUG
	        os_printf("dhcps: handle_dhcp-> p->next != NULL\n");
	        os_printf("dhcps: handle_dhcp-> p->next->tot_len = %d\n",p->next->tot_len);
	        os_printf("dhcps: handle_dhcp-> p->next->len = %d\n",p->next->len);
#endif
			
	        data = p->next->payload;
	        for(i=0; i<p->next->len; i++){
	            p_dhcps_msg[dhcps_msg_cnt++] = data[i];
#if DHCPS_DEBUG					
				os_printf("%02x ",data[i]);
				if((i+1)%16 == 0){
					os_printf("\n");
				}
#endif
			}
		}

		/*
	     * DHCP �ͻ���������Ϣ����
	    */
#if DHCPS_DEBUG
    	os_printf("dhcps: handle_dhcp-> parse_msg(p)\n");
#endif
		
        switch(parse_msg(pmsg_dhcps, tlen - 240)) {

	        case DHCPS_STATE_OFFER://1
#if DHCPS_DEBUG            
            	 os_printf("dhcps: handle_dhcp-> DHCPD_STATE_OFFER\n");
#endif			
	             send_offer(pmsg_dhcps);
	             break;
	        case DHCPS_STATE_ACK://3
#if DHCPS_DEBUG
            	 os_printf("dhcps: handle_dhcp-> DHCPD_STATE_ACK\n");
#endif			
	             send_ack(pmsg_dhcps);
	             break;
	        case DHCPS_STATE_NAK://4
#if DHCPS_DEBUG            
            	 os_printf("dhcps: handle_dhcp-> DHCPD_STATE_NAK\n");
#endif
	             send_nak(pmsg_dhcps);
	             break;
			default :
				 break;
        }
#if DHCPS_DEBUG
    	os_printf("dhcps: handle_dhcp-> pbuf_free(p)\n");
#endif
        pbuf_free(p);
        os_free(pmsg_dhcps);
        pmsg_dhcps = NULL;
}

static sint16_t ICACHE_FLASH_ATTR parse_msg(struct dhcps_msg *m, u16_t len)
{
/*		if(os_memcmp((char *)m->options,
              (char *)magic_cookie,
              sizeof(magic_cookie)) == 0){ */
//#define magic_cookie 0x63538263
		if((m->options[0] == 0x63) && (m->options[1] == 0x82) && (m->options[2] == 0x53) && (m->options[3]==0x63)) {
//		if(*((uint32 *)m->options) == magic_cookie) {
#if DHCPS_DEBUG
        	os_printf("dhcps: len = %d\n", len);
#endif
	        /*
         	 * ��¼��ǰ��xid���ﴦ���?
         	 * �˺�ΪDHCP�ͻ����������û�ͳһ��ȡIPʱ��
         	*/
//	        if((old_xid[0] == 0) &&
//	           (old_xid[1] == 0) &&
//	           (old_xid[2] == 0) &&
//	           (old_xid[3] == 0)){
//	            /*
//	             * old_xidδ��¼�κ����?
//	             * �϶��ǵ�һ��ʹ��
//	            */
//	            os_memcpy((char *)old_xid, (char *)m->xid, sizeof(m->xid));
//	        }else{
//	            /*
//	             * ���δ����DHCP msg��Я���xid���ϴμ�¼�IJ�ͬ��
//	             * �϶�Ϊ��ͬ��DHCP�ͻ��˷��ͣ���ʱ����Ҫ����Ŀͻ���IP
//	             * ���� 192.168.4.100(0x6404A8C0) <--> 192.168.4.200(0xC804A8C0)
//	             *
//	            */
//	            if(os_memcmp((char *)old_xid, (char *)m->xid, sizeof(m->xid)) != 0){
	                /*
                 	 * ��¼���ε�xid�ţ�ͬʱ�����IP����
                 	*/
//	                struct ip_addr addr_tmp;
	                os_memcpy((char *)old_xid, (char *)m->xid, sizeof(m->xid));

	                {
						struct dhcps_pool *pdhcps_pool = NULL;
						list_node *pnode = NULL;
						list_node *pback_node = NULL;

//						POOL_START:
						client_address.addr = client_address_plus.addr;
//							addr_tmp.addr =  htonl(client_address_plus.addr);
//							addr_tmp.addr++;
//							client_address_plus.addr = htonl(addr_tmp.addr);
						for (pback_node = plist; pback_node != NULL;pback_node = pback_node->pnext) {
							pdhcps_pool = pback_node->pnode;
							if (os_memcmp(pdhcps_pool->mac, m->chaddr, sizeof(pdhcps_pool->mac)) == 0){
//									os_printf("the same device request ip\n");
								client_address.addr = pdhcps_pool->ip.addr;
								pdhcps_pool->lease_timer = DHCPS_LEASE_TIMER;
								goto POOL_CHECK;
							} else if (pdhcps_pool->ip.addr == client_address_plus.addr){
//									client_address.addr = client_address_plus.addr;
//									os_printf("the ip addr has been request\n");

/* htonl						addr_tmp.addr = htonl(client_address_plus.addr);
								addr_tmp.addr++;
								client_address_plus.addr = htonl(addr_tmp.addr); */

								client_address.addr = client_address_plus.addr + 0x1000000;
							}
						}
						pdhcps_pool = (struct dhcps_pool *)os_zalloc(sizeof(struct dhcps_pool));
						pdhcps_pool->ip.addr = client_address.addr;
						os_memcpy(pdhcps_pool->mac, m->chaddr, sizeof(pdhcps_pool->mac));
						pdhcps_pool->lease_timer = DHCPS_LEASE_TIMER;
						pnode = (list_node *)os_zalloc(sizeof(list_node ));
						pnode->pnode = pdhcps_pool;
						node_insert_to_list(&plist,pnode);

						POOL_CHECK:
						if ((client_address_plus.addr > dhcps_lease.end_ip.addr) || (client_address.addr == IPADDR_ANY)){
							os_printf("client_address_plus.addr %x %d\n", client_address_plus.addr, system_get_free_heap_size());
							node_remove_from_list(&plist,pnode);
							os_free(pdhcps_pool);
							pdhcps_pool = NULL;
							os_free(pnode);
							pnode = NULL;
//							client_address_plus.addr = dhcps_lease.start_ip.addr;
							return 4;
						}

                        if (wifi_softap_set_station_info(m->chaddr, &client_address) == false) {
							return 0;
						}
					}

#if DHCPS_DEBUG
	                os_printf("dhcps: xid changed\n");
	                os_printf("dhcps: client_address.addr = %x\n", client_address.addr);
#endif

//	            }

//	        }

//.........这里部分代码省略.........

int wpa_supplicant_create_ap(struct wpa_supplicant *wpa_s,
			     struct wpa_ssid *ssid)
{
	struct wpa_driver_associate_params params;
	struct hostapd_iface *hapd_iface;
	struct hostapd_config *conf;
	size_t i;

	if (ssid->ssid == NULL || ssid->ssid_len == 0) {
		wpa_printf(MSG_ERROR, "No SSID configured for AP mode");
		return -1;
	}

	wpa_supplicant_ap_deinit(wpa_s);

	wpa_printf(MSG_DEBUG, "Setting up AP (SSID='%s')",
		   wpa_ssid_txt(ssid->ssid, ssid->ssid_len));

	os_memset(&params, 0, sizeof(params));
	params.ssid = ssid->ssid;
	params.ssid_len = ssid->ssid_len;
	switch (ssid->mode) {
	case WPAS_MODE_AP:
	case WPAS_MODE_P2P_GO:
	case WPAS_MODE_P2P_GROUP_FORMATION:
		params.mode = IEEE80211_MODE_AP;
		break;
	default:
		return -1;
	}
	if (ssid->frequency == 0)
		ssid->frequency = 2462; /* default channel 11 */
	params.freq.freq = ssid->frequency;

	params.wpa_proto = ssid->proto;
	if (ssid->key_mgmt & WPA_KEY_MGMT_PSK)
		wpa_s->key_mgmt = WPA_KEY_MGMT_PSK;
	else
		wpa_s->key_mgmt = WPA_KEY_MGMT_NONE;
	params.key_mgmt_suite = wpa_s->key_mgmt;

	wpa_s->pairwise_cipher = wpa_pick_pairwise_cipher(ssid->pairwise_cipher,
							  1);
	if (wpa_s->pairwise_cipher < 0) {
		wpa_printf(MSG_WARNING, "WPA: Failed to select pairwise "
			   "cipher.");
		return -1;
	}
	params.pairwise_suite = wpa_s->pairwise_cipher;
	params.group_suite = params.pairwise_suite;

#ifdef CONFIG_P2P
	if (ssid->mode == WPAS_MODE_P2P_GO ||
	    ssid->mode == WPAS_MODE_P2P_GROUP_FORMATION)
		params.p2p = 1;
#endif /* CONFIG_P2P */

	if (wpa_s->parent->set_ap_uapsd)
		params.uapsd = wpa_s->parent->ap_uapsd;
	else if (params.p2p && (wpa_s->drv_flags & WPA_DRIVER_FLAGS_AP_UAPSD))
		params.uapsd = 1; /* mandatory for P2P GO */
	else
		params.uapsd = -1;

	if (ieee80211_is_dfs(params.freq.freq))
		params.freq.freq = 0; /* set channel after CAC */

	if (wpa_drv_associate(wpa_s, &params) < 0) {
		wpa_msg(wpa_s, MSG_INFO, "Failed to start AP functionality");
		return -1;
	}

	wpa_s->ap_iface = hapd_iface = os_zalloc(sizeof(*wpa_s->ap_iface));
	if (hapd_iface == NULL)
		return -1;
	hapd_iface->owner = wpa_s;
	hapd_iface->drv_flags = wpa_s->drv_flags;
	hapd_iface->smps_modes = wpa_s->drv_smps_modes;
	hapd_iface->probe_resp_offloads = wpa_s->probe_resp_offloads;
	hapd_iface->extended_capa = wpa_s->extended_capa;
	hapd_iface->extended_capa_mask = wpa_s->extended_capa_mask;
	hapd_iface->extended_capa_len = wpa_s->extended_capa_len;

	wpa_s->ap_iface->conf = conf = hostapd_config_defaults();
	if (conf == NULL) {
		wpa_supplicant_ap_deinit(wpa_s);
		return -1;
	}

	os_memcpy(wpa_s->ap_iface->conf->wmm_ac_params,
		  wpa_s->conf->wmm_ac_params,
		  sizeof(wpa_s->conf->wmm_ac_params));

	if (params.uapsd > 0) {
		conf->bss[0]->wmm_enabled = 1;
		conf->bss[0]->wmm_uapsd = 1;
	}

	if (wpa_supplicant_conf_ap(wpa_s, ssid, conf)) {
		wpa_printf(MSG_ERROR, "Failed to create AP configuration");
//.........这里部分代码省略.........

struct hostapd_config * hostapd_config_defaults(void)
{
#define ecw2cw(ecw) ((1 << (ecw)) - 1)

	struct hostapd_config *conf;
	struct hostapd_bss_config *bss;
	const int aCWmin = 4, aCWmax = 10;
	const struct hostapd_wmm_ac_params ac_bk =
		{ aCWmin, aCWmax, 7, 0, 0 }; /* background traffic */
	const struct hostapd_wmm_ac_params ac_be =
		{ aCWmin, aCWmax, 3, 0, 0 }; /* best effort traffic */
	const struct hostapd_wmm_ac_params ac_vi = /* video traffic */
		{ aCWmin - 1, aCWmin, 2, 3008 / 32, 0 };
	const struct hostapd_wmm_ac_params ac_vo = /* voice traffic */
		{ aCWmin - 2, aCWmin - 1, 2, 1504 / 32, 0 };
	const struct hostapd_tx_queue_params txq_bk =
		{ 7, ecw2cw(aCWmin), ecw2cw(aCWmax), 0 };
	const struct hostapd_tx_queue_params txq_be =
		{ 3, ecw2cw(aCWmin), 4 * (ecw2cw(aCWmin) + 1) - 1, 0};
	const struct hostapd_tx_queue_params txq_vi =
		{ 1, (ecw2cw(aCWmin) + 1) / 2 - 1, ecw2cw(aCWmin), 30};
	const struct hostapd_tx_queue_params txq_vo =
		{ 1, (ecw2cw(aCWmin) + 1) / 4 - 1,
		  (ecw2cw(aCWmin) + 1) / 2 - 1, 15};

#undef ecw2cw

	conf = os_zalloc(sizeof(*conf));
	bss = os_zalloc(sizeof(*bss));
	if (conf == NULL || bss == NULL) {
		wpa_printf(MSG_ERROR, "Failed to allocate memory for "
			   "configuration data.");
		os_free(conf);
		os_free(bss);
		return NULL;
	}
	conf->bss = os_calloc(1, sizeof(struct hostapd_bss_config *));
	if (conf->bss == NULL) {
		os_free(conf);
		os_free(bss);
		return NULL;
	}
	conf->bss[0] = bss;

	bss->radius = os_zalloc(sizeof(*bss->radius));
	if (bss->radius == NULL) {
		os_free(conf->bss);
		os_free(conf);
		os_free(bss);
		return NULL;
	}

	hostapd_config_defaults_bss(bss);

	conf->num_bss = 1;

	conf->beacon_int = 100;
	conf->rts_threshold = -1; /* use driver default: 2347 */
	conf->fragm_threshold = -1; /* user driver default: 2346 */
	conf->send_probe_response = 1;
	/* Set to invalid value means do not add Power Constraint IE */
	conf->local_pwr_constraint = -1;

	conf->wmm_ac_params[0] = ac_be;
	conf->wmm_ac_params[1] = ac_bk;
	conf->wmm_ac_params[2] = ac_vi;
	conf->wmm_ac_params[3] = ac_vo;

	conf->tx_queue[0] = txq_vo;
	conf->tx_queue[1] = txq_vi;
	conf->tx_queue[2] = txq_be;
	conf->tx_queue[3] = txq_bk;

	conf->ht_capab = HT_CAP_INFO_SMPS_DISABLED;

	conf->ap_table_max_size = 255;
	conf->ap_table_expiration_time = 60;

#ifdef CONFIG_TESTING_OPTIONS
	conf->ignore_probe_probability = 0.0;
	conf->ignore_auth_probability = 0.0;
	conf->ignore_assoc_probability = 0.0;
	conf->ignore_reassoc_probability = 0.0;
	conf->corrupt_gtk_rekey_mic_probability = 0.0;
	conf->ecsa_ie_only = 0;
#endif /* CONFIG_TESTING_OPTIONS */

	conf->acs = 0;
	conf->acs_ch_list.num = 0;
#ifdef CONFIG_ACS
	conf->acs_num_scans = 5;
#endif /* CONFIG_ACS */

	conf->hw_mode = HOSTAPD_MODE_IEEE80211G;
	return conf;
}