void * wpa_driver_wext_init(void *ctx, const char *ifname)
{
int s, flags;
struct sockaddr_nl local;
struct wpa_driver_wext_data *drv;
drv = malloc(sizeof(*drv));
if (drv == NULL)
return NULL;
memset(drv, 0, sizeof(*drv));
drv->ctx = ctx;
strncpy(drv->ifname, ifname, sizeof(drv->ifname));
drv->ioctl_sock = socket(PF_INET, SOCK_DGRAM, 0);
if (drv->ioctl_sock < 0) {
perror("socket(PF_INET,SOCK_DGRAM)");
free(drv);
return NULL;
}
s = socket(PF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
if (s < 0) {
perror("socket(PF_NETLINK,SOCK_RAW,NETLINK_ROUTE)");
close(drv->ioctl_sock);
free(drv);
return NULL;
}
memset(&local, 0, sizeof(local));
local.nl_family = AF_NETLINK;
local.nl_groups = RTMGRP_LINK;
if (bind(s, (struct sockaddr *) &local, sizeof(local)) < 0) {
perror("bind(netlink)");
close(s);
close(drv->ioctl_sock);
free(drv);
return NULL;
}
eloop_register_read_sock(s, wpa_driver_wext_event_receive, drv, ctx);
drv->event_sock = s;
/*
* Make sure that the driver does not have any obsolete PMKID entries.
*/
wpa_driver_wext_flush_pmkid(drv);
if (wpa_driver_wext_set_mode(drv, 0) < 0) {
printf("Could not configure driver to use managed mode\n");
}
if (wpa_driver_wext_get_ifflags(drv, &flags) != 0 ||
wpa_driver_wext_set_ifflags(drv, flags | IFF_UP) != 0) {
printf("Could not set interface '%s' UP\n", drv->ifname);
}
return drv;
}
void wpa_driver_wext_deinit(void *priv)
{
struct wpa_driver_wext_data *drv = priv;
int flags;
eloop_unregister_read_sock(drv->event_sock);
if (wpa_driver_wext_get_ifflags(drv, &flags) == 0)
(void) wpa_driver_wext_set_ifflags(drv, flags & ~IFF_UP);
close(drv->event_sock);
close(drv->ioctl_sock);
free(drv->assoc_req_ies);
free(drv->assoc_resp_ies);
free(drv);
}
/*-----------------------------------------------------------------------------
Routine Name: wpa_driver_tista_driver_cmd
Routine Description: executes driver-specific commands
Arguments:
priv - pointer to private data structure
cmd - command
buf - return buffer
buf_len - buffer length
Return Value: actual buffer length - success, -1 - failure
-----------------------------------------------------------------------------*/
static int wpa_driver_tista_driver_cmd( void *priv, char *cmd, char *buf, size_t buf_len )
{
struct wpa_driver_ti_data *drv = (struct wpa_driver_ti_data *)priv;
int ret = -1, prev_events, flags;
wpa_printf(MSG_DEBUG, "%s %s", __func__, cmd);
if( os_strcasecmp(cmd, "start") == 0 ) {
wpa_printf(MSG_DEBUG,"Start command");
scan_exit(drv); /* Clear scan cache */
ret = wpa_driver_tista_driver_start(priv);
if( ret == 0 ) {
drv->driver_is_loaded = TRUE;
wpa_msg(drv->ctx, MSG_INFO, WPA_EVENT_DRIVER_STATE "STARTED");
}
return( TI2WPA_STATUS(ret) );
}
TI_CHECK_DRIVER( drv->driver_is_loaded, -1 );
if( os_strcasecmp(cmd, "stop") == 0 ) {
wpa_printf(MSG_DEBUG,"Stop command");
if ((wpa_driver_wext_get_ifflags(drv->wext, &flags) == 0) &&
(flags & IFF_UP)) {
wpa_printf(MSG_ERROR, "TI: %s when iface is UP", cmd);
wpa_driver_wext_set_ifflags(drv->wext, flags & ~IFF_UP);
}
ret = wpa_driver_tista_driver_stop(priv);
if( ret == 0 ) {
scan_exit(drv); /* Clear scan cache */
drv->driver_is_loaded = FALSE;
wpa_msg(drv->ctx, MSG_INFO, WPA_EVENT_DRIVER_STATE "STOPPED");
}
}
if( os_strcasecmp(cmd, "reload") == 0 ) {
wpa_printf(MSG_DEBUG,"Reload command");
ret = 0;
wpa_msg(drv->ctx, MSG_INFO, WPA_EVENT_DRIVER_STATE "HANGED");
}
else if( os_strcasecmp(cmd, "macaddr") == 0 ) {
wpa_driver_tista_get_mac_addr(priv);
wpa_printf(MSG_DEBUG, "Macaddr command");
ret = sprintf(buf, "Macaddr = " MACSTR "\n", MAC2STR(drv->own_addr));
wpa_printf(MSG_DEBUG, "buf %s", buf);
}
else if( os_strcasecmp(cmd, "scan-passive") == 0 ) {
wpa_printf(MSG_DEBUG,"Scan Passive command");
drv->scan_type = SCAN_TYPE_NORMAL_PASSIVE;
ret = 0;
}
else if( os_strcasecmp(cmd, "scan-active") == 0 ) {
wpa_printf(MSG_DEBUG,"Scan Active command");
drv->scan_type = SCAN_TYPE_NORMAL_ACTIVE;
ret = 0;
}
else if( os_strcasecmp(cmd, "scan-mode") == 0 ) {
wpa_printf(MSG_DEBUG,"Scan Mode command");
ret = snprintf(buf, buf_len, "ScanMode = %u\n", drv->scan_type);
if (ret < (int)buf_len) {
return( ret );
}
}
else if( os_strcasecmp(cmd, "linkspeed") == 0 ) {
struct wpa_supplicant *wpa_s = (struct wpa_supplicant *)(drv->ctx);
wpa_printf(MSG_DEBUG,"Link Speed command");
drv->link_speed = wpa_s->link_speed / 1000000;
ret = sprintf(buf,"LinkSpeed %u\n", drv->link_speed);
wpa_printf(MSG_DEBUG, "buf %s", buf);
}
else if( os_strncasecmp(cmd, "scan-channels", 13) == 0 ) {
int noOfChan;
noOfChan = atoi(cmd + 13);
wpa_printf(MSG_DEBUG,"Scan Channels command = %d", noOfChan);
if( (noOfChan > 0) && (noOfChan <= MAX_NUMBER_OF_CHANNELS_PER_SCAN) )
drv->scan_channels = noOfChan;
ret = sprintf(buf,"Scan-Channels = %d\n", drv->scan_channels);
wpa_printf(MSG_DEBUG, "buf %s", buf);
}
else if( os_strcasecmp(cmd, "rssi-approx") == 0 ) {
scan_result_t *cur_res;
struct wpa_supplicant *wpa_s = (struct wpa_supplicant *)(drv->ctx);
scan_ssid_t *p_ssid;
int rssi, len;
wpa_printf(MSG_DEBUG,"rssi-approx command");
if( !wpa_s )
return( ret );
cur_res = scan_get_by_bssid(drv, wpa_s->bssid);
if( cur_res ) {
p_ssid = scan_get_ssid(cur_res);
if( p_ssid ) {
len = (int)(p_ssid->ssid_len);
rssi = cur_res->level;
if( (len > 0) && (len <= MAX_SSID_LEN) && (len < (int)buf_len)) {
os_memcpy((void *)buf, (void *)(p_ssid->ssid), len);
ret = len;
ret += snprintf(&buf[ret], buf_len-len, " rssi %d\n", rssi);
}
}
}
}
else if( os_strcasecmp(cmd, "rssi") == 0 ) {
u8 ssid[MAX_SSID_LEN];
scan_result_t *cur_res;
struct wpa_supplicant *wpa_s = (struct wpa_supplicant *)(drv->ctx);
int rssi_data, rssi_beacon, len;
wpa_printf(MSG_DEBUG,"rssi command");
ret = wpa_driver_tista_get_rssi(priv, &rssi_data, &rssi_beacon);
if( ret == 0 ) {
len = wpa_driver_tista_get_ssid(priv, (u8 *)ssid);
wpa_printf(MSG_DEBUG,"rssi_data %d rssi_beacon %d", rssi_data, rssi_beacon);
if( (len > 0) && (len <= MAX_SSID_LEN) ) {
os_memcpy((void *)buf, (void *)ssid, len);
ret = len;
ret += sprintf(&buf[ret], " rssi %d\n", rssi_beacon);
wpa_printf(MSG_DEBUG, "buf %s", buf);
/* Update cached value */
if( !wpa_s )
return( ret );
cur_res = scan_get_by_bssid(drv, wpa_s->bssid);
if( cur_res )
cur_res->level = rssi_beacon;
}
else
{
wpa_printf(MSG_DEBUG, "Fail to get ssid when reporting rssi");
ret = -1;
}
}
}
else if( os_strncasecmp(cmd, "powermode", 9) == 0 ) {
u32 mode;
TPowerMgr_PowerMode tMode;
mode = (u32)atoi(cmd + 9);
wpa_printf(MSG_DEBUG,"Power Mode command = %u", mode);
if( mode < POWER_MODE_MAX )
{
tMode.PowerMode = (PowerMgr_PowerMode_e)mode;
tMode.PowerMngPriority = POWER_MANAGER_USER_PRIORITY;
ret = wpa_driver_tista_config_power_management( priv, &tMode, 1 );
}
}
else if (os_strncasecmp(cmd, "getpower", 8) == 0 ) {
u32 mode;
TPowerMgr_PowerMode tMode;
os_memset(&tMode, 0, sizeof(TPowerMgr_PowerMode));
ret = wpa_driver_tista_config_power_management( priv, &tMode, 0 );
if( ret == 0 ) {
ret = sprintf(buf, "powermode = %u\n", tMode.PowerMode);
wpa_printf(MSG_DEBUG, "buf %s", buf);
}
}
else if( os_strncasecmp(cmd, "btcoexmode", 10) == 0 ) {
u32 mode;
mode = (u32)atoi(cmd + 10);
wpa_printf(MSG_DEBUG,"BtCoex Mode command = %u", mode);
ret = wpa_driver_tista_enable_bt_coe( priv, mode );
if( ret == 0 ) {
drv->btcoex_mode = mode;
}
}
else if( os_strcasecmp(cmd, "btcoexstat") == 0 ) {
u32 status = drv->btcoex_mode;
wpa_printf(MSG_DEBUG,"BtCoex Status");
ret = wpa_driver_tista_get_bt_coe_status( priv, &status );
if( ret == 0 ) {
ret = sprintf(buf, "btcoexstatus = 0x%x\n", status);
wpa_printf(MSG_DEBUG, "buf %s", buf);
}
}
else if( os_strcasecmp(cmd, "rxfilter-start") == 0 ) {
wpa_printf(MSG_DEBUG,"Rx Data Filter Start command");
ret = wpa_driver_tista_driver_enable_rx_data_filter( priv );
}
else if( os_strcasecmp(cmd, "rxfilter-stop") == 0 ) {
wpa_printf(MSG_DEBUG,"Rx Data Filter Stop command");
ret = wpa_driver_tista_driver_disable_rx_data_filter( priv );
}
else if( os_strcasecmp(cmd, "rxfilter-statistics") == 0 ) {
TCuCommon_RxDataFilteringStatistics stats;
int len, i;
os_memset(&stats, 0, sizeof(TCuCommon_RxDataFilteringStatistics));
wpa_printf(MSG_DEBUG,"Rx Data Filter Statistics command");
ret = wpa_driver_tista_driver_rx_data_filter_statistics( priv, &stats );
if( ret == 0 ) {
ret = snprintf(buf, buf_len, "RxFilterStat: %u", (u32)stats.unmatchedPacketsCount);
for(i=0; ( i < MAX_DATA_FILTERS ); i++) {
ret += snprintf(&buf[ret], buf_len-ret, " %u", (u32)stats.matchedPacketsCount[i]);
}
ret += snprintf(&buf[ret], buf_len-ret, "\n");
if (ret >= (int)buf_len) {
ret = -1;
}
}
}
else if( os_strncasecmp(cmd, "rxfilter-add", 12) == 0 ) {
TRxDataFilterRequest dfreq;
char *cp = cmd + 12;
char *endp;
int type;
if (*cp != '\0') {
type = (int)strtol(cp, &endp, 0);
if (endp != cp) {
wpa_printf(MSG_DEBUG,"Rx Data Filter Add [%d] command", type);
ret = prepare_filter_struct( priv, type, &dfreq );
if( ret == 0 ) {
ret = wpa_driver_tista_driver_rx_data_filter( priv, &dfreq, 1 );
}
}
}
}
else if( os_strncasecmp(cmd, "rxfilter-remove",15) == 0 ) {
TRxDataFilterRequest dfreq;
char *cp = cmd + 15;
char *endp;
int type;
if (*cp != '\0') {
type = (int)strtol(cp, &endp, 0);
if (endp != cp) {
wpa_printf(MSG_DEBUG,"Rx Data Filter remove [%d] command", type);
ret = prepare_filter_struct( priv, type, &dfreq );
if( ret == 0 ) {
ret = wpa_driver_tista_driver_rx_data_filter( priv, &dfreq, 0 );
}
}
}
}
else {
wpa_printf(MSG_DEBUG,"Unsupported command");
}
return ret;
}
static int wpa_driver_tista_associate(void *priv,
struct wpa_driver_associate_params *params)
{
struct wpa_driver_ti_data *drv = priv;
int allow_unencrypted_eapol;
int value, flags, ret = 0;
wpa_printf(MSG_DEBUG, "%s", __FUNCTION__);
TI_CHECK_DRIVER( drv->driver_is_loaded, -1 );
#ifdef WPA_SUPPLICANT_VER_0_6_X
#ifdef ANDROID
((struct wpa_driver_wext_data *)(drv->wext))->skip_disconnect = 0;
#endif
#endif
if (wpa_driver_wext_get_ifflags(drv->wext, &flags) == 0) {
if (!(flags & IFF_UP)) {
wpa_driver_wext_set_ifflags(drv->wext, flags | IFF_UP);
}
}
#if 0
if (!params->bssid)
wpa_driver_wext_set_bssid(drv->wext, NULL);
#endif
#ifdef WPA_SUPPLICANT_VER_0_5_X
/* Set driver network mode (Adhoc/Infrastructure) according to supplied parameters */
wpa_driver_wext_set_mode(drv->wext, params->mode);
#endif
wpa_driver_tista_set_gen_ie(drv, params->wpa_ie, params->wpa_ie_len);
if (params->wpa_ie == NULL || params->wpa_ie_len == 0)
value = IW_AUTH_WPA_VERSION_DISABLED;
#ifdef WPA_SUPPLICANT_VER_0_6_X
else if (params->wpa_ie[0] == WLAN_EID_RSN)
#else
else if (params->wpa_ie[0] == RSN_INFO_ELEM)
#endif
value = IW_AUTH_WPA_VERSION_WPA2;
#ifdef CONFIG_WPS
else if (params->key_mgmt_suite == KEY_MGMT_WPS)
value = IW_AUTH_WPA_VERSION_DISABLED;
#endif
else
value = IW_AUTH_WPA_VERSION_WPA;
wpa_driver_tista_set_auth_param(drv, IW_AUTH_WPA_VERSION, value);
value = wpa_driver_tista_cipher2wext(params->pairwise_suite);
wpa_driver_tista_set_auth_param(drv, IW_AUTH_CIPHER_PAIRWISE, value);
value = wpa_driver_tista_cipher2wext(params->group_suite);
wpa_driver_tista_set_auth_param(drv, IW_AUTH_CIPHER_GROUP, value);
value = wpa_driver_tista_keymgmt2wext(params->key_mgmt_suite);
wpa_driver_tista_set_auth_param(drv, IW_AUTH_KEY_MGMT, value);
value = params->key_mgmt_suite != KEY_MGMT_NONE ||
params->pairwise_suite != CIPHER_NONE ||
params->group_suite != CIPHER_NONE ||
#ifdef WPA_SUPPLICANT_VER_0_6_X
(params->wpa_ie_len && (params->key_mgmt_suite != KEY_MGMT_WPS));
#else
params->wpa_ie_len;
#endif
wpa_driver_tista_set_auth_param(drv, IW_AUTH_PRIVACY_INVOKED, value);
/* Allow unencrypted EAPOL messages even if pairwise keys are set when
* not using WPA. IEEE 802.1X specifies that these frames are not
* encrypted, but WPA encrypts them when pairwise keys are in use. */
if (params->key_mgmt_suite == KEY_MGMT_802_1X ||
params->key_mgmt_suite == KEY_MGMT_PSK)
allow_unencrypted_eapol = 0;
else
allow_unencrypted_eapol = 1;
wpa_driver_tista_set_auth_param(drv,
IW_AUTH_RX_UNENCRYPTED_EAPOL,
allow_unencrypted_eapol);
if (params->freq)
wpa_driver_wext_set_freq(drv->wext, params->freq);
if (params->bssid) {
wpa_printf(MSG_DEBUG, "wpa_driver_tista_associate: BSSID=" MACSTR,
MAC2STR(params->bssid));
/* if there is bssid -> set it */
if (os_memcmp(params->bssid, "\x00\x00\x00\x00\x00\x00", ETH_ALEN) != 0) {
wpa_driver_wext_set_bssid(drv->wext, params->bssid);
}
}
ret = wpa_driver_wext_set_ssid(drv->wext, params->ssid, params->ssid_len);
return ret;
}
int wpa_driver_awext_set_ifflags(struct wpa_driver_awext_data *drv, int flags)
{
return wpa_driver_wext_set_ifflags(drv->wext, flags);
}