A_STATUS
Abf_WlanIssueFrontEndConfig(ATHBT_FILTER_INFO * pInfo)
{
WMI_SET_BTCOEX_FE_ANT_CMD btcoexFeAntCmd;
WMI_SET_BTCOEX_COLOCATED_BT_DEV_CMD btcoexCoLocatedBtCmd;
A_UINT32 buf_fe_ant_cmd[sizeof(A_UINT32) + sizeof(WMI_SET_BTCOEX_FE_ANT_CMD)];
A_UINT32 buf_co_located_bt_cmd[sizeof(A_UINT32) + sizeof(WMI_SET_BTCOEX_COLOCATED_BT_DEV_CMD)];
A_STATUS status;
/* Set co-located bt type to 1, generic for any PTA based bluetooth */
buf_co_located_bt_cmd[0] = AR6000_XIOCTL_WMI_SET_BTCOEX_COLOCATED_BT_DEV;
if (pInfo->Flags & ABF_BT_CHIP_IS_QCOM) {
btcoexCoLocatedBtCmd.btcoexCoLocatedBTdev = 2;
} else {
btcoexCoLocatedBtCmd.btcoexCoLocatedBTdev = 1;
}
A_MEMCPY(&buf_co_located_bt_cmd[1], (void *)&btcoexCoLocatedBtCmd,
sizeof(WMI_SET_BTCOEX_COLOCATED_BT_DEV_CMD));
status = Abf_WlanDispatchIO(pInfo, AR6000_IOCTL_EXTENDED,
(void *)buf_co_located_bt_cmd,
(sizeof(WMI_SET_BTCOEX_COLOCATED_BT_DEV_CMD) + sizeof(A_UINT32)));
if (A_FAILED(status)) {
A_ERR("[%s] Failed to issue Co-located BT configuration\n", __FUNCTION__);
return A_ERROR;
}
if(pInfo->Flags & ABF_FE_ANT_IS_SA) {
/* Indicate front end antenna configuration as single antenna */
A_INFO("FLAGS = %x, Issue FE antenna configuration as single \n", pInfo->Flags);
btcoexFeAntCmd.btcoexFeAntType = WMI_BTCOEX_FE_ANT_SINGLE;
}else {
A_INFO("FLAGS = %x, Issue FE antenna configuration as dual \n", pInfo->Flags);
btcoexFeAntCmd.btcoexFeAntType = WMI_BTCOEX_FE_ANT_DUAL;
}
buf_fe_ant_cmd[0] = AR6000_XIOCTL_WMI_SET_BTCOEX_FE_ANT;
A_MEMCPY(&buf_fe_ant_cmd[1], (void *)&btcoexFeAntCmd, sizeof(WMI_SET_BTCOEX_FE_ANT_CMD));
status = Abf_WlanDispatchIO(pInfo, AR6000_IOCTL_EXTENDED,
(void *)buf_fe_ant_cmd,
(sizeof(WMI_SET_BTCOEX_FE_ANT_CMD) + sizeof(A_UINT32)));
if (A_FAILED(status)) {
A_ERR("[%s] Failed to issue FE ant configuration\n", __FUNCTION__);
return A_ERROR;
}
return A_OK;
}
void
Abf_ShutDown(void)
{
A_INFO("Shutting Down\n");
/* Clean up all the resources */
Abf_BtStackNotificationDeInit(&g_AthBtFilterInstance);
Abf_WlanStackNotificationDeInit(&g_AthBtFilterInstance);
AthBtFilter_Detach(&g_AthBtFilterInstance);
A_INFO("Shutting Down Complete\n");
}
void
Abf_WlanStackNotificationDeInit(ATH_BT_FILTER_INSTANCE *pInstance)
{
ATHBT_FILTER_INFO *pInfo = (ATHBT_FILTER_INFO *)pInstance->pContext;
ABF_WLAN_INFO *pAbfWlanInfo = pInfo->pWlanInfo;
if (!pAbfWlanInfo) return;
/* Terminate and wait for the WLAN Event Handler task to finish */
A_MUTEX_LOCK(&pAbfWlanInfo->hWaitEventLock);
if (pAbfWlanInfo->Loop) {
pAbfWlanInfo->Loop = FALSE;
A_COND_WAIT(&pAbfWlanInfo->hWaitEvent, &pAbfWlanInfo->hWaitEventLock,
WAITFOREVER);
}
A_MUTEX_UNLOCK(&pAbfWlanInfo->hWaitEventLock);
/* Flush all the BT actions from the filter core */
HandleAdapterEvent(pInfo, ATH_ADAPTER_REMOVED);
pInfo->pWlanInfo = NULL;
A_MUTEX_DEINIT(&pAbfWlanInfo->hWaitEventLock);
A_COND_DEINIT(&pAbfWlanInfo->hWaitEvent);
A_MEMZERO(pAbfWlanInfo, sizeof(ABF_WLAN_INFO));
A_FREE(pAbfWlanInfo);
A_INFO("WLAN Stack Notification de-init complete\n");
}
/* APIs exported to other modules */
A_STATUS
Abf_WlanStackNotificationInit(ATH_BT_FILTER_INSTANCE *pInstance, A_UINT32 flags)
{
A_STATUS status;
ATHBT_FILTER_INFO *pInfo;
ABF_WLAN_INFO *pAbfWlanInfo;
pInfo = (ATHBT_FILTER_INFO *)pInstance->pContext;
if (pInfo->pWlanInfo) {
return A_OK;
}
pAbfWlanInfo = (ABF_WLAN_INFO *)A_MALLOC(sizeof(ABF_WLAN_INFO));
A_MEMZERO(pAbfWlanInfo,sizeof(ABF_WLAN_INFO));
A_MUTEX_INIT(&pAbfWlanInfo->hWaitEventLock);
A_COND_INIT(&pAbfWlanInfo->hWaitEvent);
A_MEMZERO(pAbfWlanInfo, sizeof(ABF_WLAN_INFO));
pAbfWlanInfo->pInfo = pInfo;
pAbfWlanInfo->Loop = TRUE;
pInfo->pWlanInfo = pAbfWlanInfo;
/* Spawn a thread which will be used to process events from WLAN */
status = A_TASK_CREATE(&pInfo->hWlanThread, WlanEventThread, pAbfWlanInfo);
if (A_FAILED(status)) {
A_ERR("[%s] Failed to spawn a WLAN thread\n", __FUNCTION__);
return A_ERROR;
}
A_INFO("WLAN Stack Notification init complete\n");
return A_OK;
}
A_STATUS Abf_IssueAFHViaHciLib (ABF_BT_INFO * pAbfBtInfo,
int CurrentWLANChannel)
{
A_UINT32 center;
tHCIUTILS_HCICMD_SET_AFH_CHANNELS setChannels;
A_INFO("WLAN Operating Channel: %d \n", CurrentWLANChannel);
if(!CurrentWLANChannel) {
setChannels.first = 79;
setChannels.last = 79;
center = 0;
}else {
if( (CurrentWLANChannel < 2412) ||
(CurrentWLANChannel > 2470))
{
return A_ERROR;
}
center = CurrentWLANChannel;
center = center - 2400;
setChannels.first = center - 10;
setChannels.last = center + 10;
}
if (pfn_HCIUTILS_SendCmd) {
(*pfn_HCIUTILS_SendCmd) (HCIUTILS_SET_AFH_CHANNELS, &setChannels);
A_DEBUG("Issue AFH first =%x, last = %x, center =%x\n",
setChannels.first, setChannels.last, center);
} else {
A_ERR( "%s : Fail to issue AFH due to NULL pointer of pfn_HCIUTILS_SendCmd\n", __FUNCTION__);
return A_ERROR;
}
return A_OK;
}
void
Abf_RegisterToHciLib( ABF_BT_INFO * pAbfBtInfo)
{
void * handle = 0;
tHCIUTILS_STATUS ret;
char * pparam = NULL;
int n_opcode = 0, n_type = 0;
int i;
A_INFO("Register To HCI LIB \n");
if (pfn_HCIUTILS_RegisterHCINotification) {
for (i=0; i <= 2;i++) {
ret = (*pfn_HCIUTILS_RegisterHCINotification)
(
HCIUTILS_COMMAND,
hciCmdList[i],
eventNotificationCallback,
(void *) pAbfBtInfo
);
A_DEBUG("Registered for HCI cmd %x, ret= %d\n", hciCmdList[i],ret);
}
for (i=0; i <= 8; i++) {
ret = (*pfn_HCIUTILS_RegisterHCINotification)
(
HCIUTILS_EVENT,
hciEventList[i],
eventNotificationCallback,
(void *)pAbfBtInfo
);
A_DEBUG("Hcievent List[%d] =%x, ret =%x\n",i, hciEventList[i], ret);
}
}
}
static void
DelLinkEvent(ATH_BT_FILTER_INSTANCE *pInstance, struct nlmsghdr *h, int len)
{
A_BOOL found;
struct ifinfomsg *ifi;
struct rtattr * attr;
int attrlen, nlmsg_len, rta_len;
ATHBT_FILTER_INFO *pInfo = (ATHBT_FILTER_INFO *)pInstance->pContext;
ABF_WLAN_INFO *pAbfWlanInfo = (ABF_WLAN_INFO *)pInfo->pWlanInfo;
if (!pAbfWlanInfo->Handle) return;
if (len < sizeof(*ifi)) {
A_DEBUG("packet too short\n");
return;
}
ifi = NLMSG_DATA(h);
nlmsg_len = NLMSG_ALIGN(sizeof(struct ifinfomsg));
attrlen = h->nlmsg_len - nlmsg_len;
if (attrlen < 0) {
A_DEBUG("bad attrlen\n");
return;
}
attr = (struct rtattr *) (((char *) ifi) + nlmsg_len);
rta_len = RTA_ALIGN(sizeof(struct rtattr));
found = FALSE;
while (RTA_OK(attr, attrlen)) {
if (attr->rta_type == IFLA_IFNAME) {
/*
* Shall be used to get the socket descriptor. Also we should do
* it only until we get the adapter we are interested in
*/
if (!(strcmp(pAbfWlanInfo->IfName, ((char *)attr + rta_len)))) {
found = TRUE;
}
}
attr = RTA_NEXT(attr, attrlen);
}
if (!found) return;
/* Flush all the BT actions from the filter core */
HandleAdapterEvent(pInfo, ATH_ADAPTER_REMOVED);
ReleaseWlanAdapter(pAbfWlanInfo);
/* Reset the WLAN adapter specific info */
A_MEMZERO(pAbfWlanInfo->AdapterName, WLAN_ADAPTER_NAME_SIZE_MAX);
pAbfWlanInfo->PhyCapability = 0;
A_INFO("WLAN Adapter Removed\n");
}
static A_STATUS
AcquireWlanAdapter(ABF_WLAN_INFO *pAbfWlanInfo)
{
int sd;
A_STATUS status;
if (pAbfWlanInfo->Handle != 0) {
return A_OK;
}
if ((sd = socket(AF_INET, SOCK_DGRAM, 0)) < 0) {
A_ERR("[%s] Error creating socket: %d\n", __FUNCTION__, sd);
return A_ERROR;
}
pAbfWlanInfo->Handle = sd;
status = GetAdapterInfo(pAbfWlanInfo);
if (A_FAILED(status)) {
A_ERR("[%s] Failed to get Adapter Info\n", __FUNCTION__);
close(sd);
pAbfWlanInfo->Handle = 0;
return A_ERROR;
} else {
/* Try to get RTS to determinate that wlan is enabled */
A_UCHAR buf[sizeof(int)+sizeof(WMI_SET_RTS_CMD)];
((int *)buf)[0] = AR6000_XIOCTL_AP_GET_RTS;
status = Abf_WlanDispatchIO(pAbfWlanInfo->pInfo, AR6000_IOCTL_EXTENDED,
(void *)buf, sizeof(buf));
if (A_FAILED(status)) {
A_INFO("WMI is ready but wlan is disabled.\n");
return A_ERROR;
}
}
return A_OK;
}
static A_STATUS
WirelessCustomEvent(ATH_BT_FILTER_INSTANCE *pInstance, char *buf, int len)
{
char *ptr;
int length, i;
A_UINT16 eventid;
WMI_READY_EVENT *ev1;
WMI_CONNECT_EVENT *ev2;
WMI_REPORT_SLEEP_STATE_EVENT * ev3;
A_STATUS status = A_OK;
ATHBT_FILTER_INFO *pInfo = (ATHBT_FILTER_INFO *)pInstance->pContext;
ABF_WLAN_INFO *pAbfWlanInfo = pInfo->pWlanInfo;
do {
eventid = *((A_UINT16 *)buf);
ptr = buf + 2; //Skip the event id
length = len - 2;
switch (eventid) {
case (WMI_READY_EVENTID):
if (length < sizeof(WMI_READY_EVENT)) {
A_ERR("[%s:%d] Check Failed\n", __FUNCTION__, __LINE__);
status = A_ERROR;
break;
}
ev1 = (WMI_READY_EVENT *)ptr;
A_MEMCPY(pAbfWlanInfo->AdapterName, ev1->macaddr, ATH_MAC_LEN);
pAbfWlanInfo->PhyCapability = ev1->phyCapability;
A_DEBUG("WMI READY: Capability: %d, Address: %2.2X:%2.2X:%2.2X:%2.2X:%2.2X:%2.2X\n",
pAbfWlanInfo->PhyCapability,
(pAbfWlanInfo->AdapterName[0]),
(pAbfWlanInfo->AdapterName[1]),
(pAbfWlanInfo->AdapterName[2]),
(pAbfWlanInfo->AdapterName[3]),
(pAbfWlanInfo->AdapterName[4]),
(pAbfWlanInfo->AdapterName[5]));
/*
* Open a handle for the ioctls that will be issued later
* Try 10 times because the driver may not yet be ready to receive
* IOCTLs, so we give the driver time to get ready by looping here
*/
for (i = 0; i <= 10; i++) {
status = AcquireWlanAdapter(pAbfWlanInfo);
if (A_SUCCESS(status)) {
break; /* Break out of FOR loop, but not out of switch case statement */
}
sleep(1);
}
if (A_FAILED(status)) {
A_ERR("[%s] Failed to acquire WLAN adapter\n", __FUNCTION__);
break;
}
/* Communicate this to the Filter task */
HandleAdapterEvent(pInfo, ATH_ADAPTER_ARRIVED);
A_INFO("WLAN Adapter Added\n");
break;
case (WMI_CONNECT_EVENTID):
if (length < sizeof(WMI_CONNECT_EVENT)) {
A_ERR("[%s:%d] Check Failed\n", __FUNCTION__, __LINE__);
status = A_ERROR;
break;
}
ev2 = (WMI_CONNECT_EVENT *)ptr;
pAbfWlanInfo->Channel = ev2->u.infra_ibss_bss.channel;
A_DEBUG("WMI CONNECT: Channel: %d\n", ev2->u.infra_ibss_bss.channel);
IndicateCurrentWLANOperatingChannel(pInfo, pAbfWlanInfo->Channel);
break;
case (WMI_DISCONNECT_EVENTID):
A_DEBUG("WMI DISCONNECT: %d\n", len);
IndicateCurrentWLANOperatingChannel(pInfo, 0);
break;
case (WMI_ERROR_REPORT_EVENTID):
A_DEBUG("WMI ERROR REPORT: %d\n", len);
break;
case (WMI_SCAN_COMPLETE_EVENTID):
A_DEBUG("WMI SCAN COMPLETE: %d\n", len);
break;
case (WMI_REPORT_SLEEP_STATE_EVENTID):
A_DEBUG("WMI_REPORT_SLEEP_STATE_EVENTID: %d\n", len);
if(length < sizeof(WMI_REPORT_SLEEP_STATE_EVENT)) {
A_ERR("[%s]Incorrect length passed - length = %d, len =%d\n", __FUNCTION__, length, len);
}
ev3 = (WMI_REPORT_SLEEP_STATE_EVENT *)ptr;
switch(ev3->sleepState) {
case WMI_REPORT_SLEEP_STATUS_IS_DEEP_SLEEP:
HandleAdapterEvent(pInfo, ATH_ADAPTER_REMOVED);
break;
case WMI_REPORT_SLEEP_STATUS_IS_AWAKE:
Abf_WlanIssueFrontEndConfig( pInfo);
HandleAdapterEvent(pInfo, ATH_ADAPTER_ARRIVED);
break;
}
break;
default:
//A_DEBUG("Event: 0x%x, Not Handled\n", eventid);
break;
}
} while (FALSE);
return status;
}
/* Internal functions */
static void *
WlanEventThread(void *arg)
{
int left, ret, sd;
struct timeval tv;
socklen_t fromlen;
struct nlmsghdr *h;
fd_set readfds, tempfds;
char buf[WLAN_EVENT_SIZE_MAX];
struct sockaddr_nl from, local;
ABF_WLAN_INFO *pAbfWlanInfo = (ABF_WLAN_INFO *)arg;
ATHBT_FILTER_INFO *pInfo = pAbfWlanInfo->pInfo;
ATH_BT_FILTER_INSTANCE *pInstance = pInfo->pInstance;
A_STATUS status;
A_INFO("Starting the WLAN Event Handler task\n");
A_INFO("Checking WLAN adapter on startup .. \n");
if (!pInstance->pWlanAdapterName) {
Abf_WlanCheckSettings(pAbfWlanInfo->IfName, NULL);
if (pAbfWlanInfo->IfName[0]) {
pAbfWlanInfo->IfIndex = if_nametoindex(pAbfWlanInfo->IfName);
}
}
status = AcquireWlanAdapter(pAbfWlanInfo);
if (A_FAILED(status)) {
A_INFO("No WLAN adapter on startup (OKAY) \n");
}else {
/* Communicate this to the Filter task */
HandleAdapterEvent(pInfo, ATH_ADAPTER_ARRIVED);
A_INFO("WLAN Adapter Added\n");
}
do {
sd = socket(PF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
if (sd < 0) {
A_ERR("[%s] socket(PF_NETLINK,SOCK_RAW,NETLINK_ROUTE): %d\n",
__FUNCTION__, sd);
break;
}
A_MEMZERO(&local, sizeof(struct sockaddr_nl));
local.nl_family = AF_NETLINK;
local.nl_groups = RTMGRP_LINK;
if ((ret = bind(sd, (struct sockaddr *) &local, sizeof(local))) < 0) {
A_ERR("[%s] bind(netlink): %d\n", __FUNCTION__, ret);
close(sd);
break;
}
FD_ZERO(&readfds);
FD_SET(sd, &readfds);
while (pAbfWlanInfo->Loop) {
A_MEMCPY(&tempfds, &readfds, sizeof(fd_set));
tv.tv_sec = 1;
tv.tv_usec = 0;
ret = select(sd+1, &tempfds, NULL, NULL, &tv);
if ((ret < 0) && (errno != EINTR)) {
A_ERR("[%s] select failed: %d\n", __FUNCTION__, ret);
break;
} else if ((ret > 0) && (FD_ISSET(sd, &tempfds))) {
fromlen = sizeof(from);
do {
left = recvfrom(sd, buf, sizeof(buf), 0,
(struct sockaddr *) &from, &fromlen);
} while (left == -1 && errno == EINTR);
if (left < 0) {
A_ERR("[%s] recvfrom(netlink)\n", __FUNCTION__);
continue;
// break;
}
h = (struct nlmsghdr *) buf;
while (left >= sizeof(*h)) {
int len, plen;
len = h->nlmsg_len;
plen = len - sizeof(*h);
if (len > left || plen < 0) {
A_ERR("[%s] malformed netlink message\n", __FUNCTION__);
continue;
}
//A_DEBUG("RTM Message Type: %s\n",
// ((h->nlmsg_type == RTM_NEWLINK) ?
// "RTM_NEWLINK" : ((h->nlmsg_type == RTM_DELLINK) ?
// "RTM_DELLINK" : "RTM_OTHER")));
switch (h->nlmsg_type) {
case RTM_NEWLINK:
NewLinkEvent(pInstance, h, plen);
break;
case RTM_DELLINK:
DelLinkEvent(pInstance, h, plen);
break;
default:
break;
}
len = NLMSG_ALIGN(len);
left -= len;
h = (struct nlmsghdr *) ((char *) h + len);
}
}
}
close(sd);
} while (FALSE);
/* Clean up the resources allocated in this task */
A_INFO("Terminating the WLAN Event Handler task\n");
A_MUTEX_LOCK(&pAbfWlanInfo->hWaitEventLock);
pAbfWlanInfo->Loop = FALSE;
A_COND_SIGNAL(&pAbfWlanInfo->hWaitEvent);
A_MUTEX_UNLOCK(&pAbfWlanInfo->hWaitEventLock);
return NULL;
}
static void eventNotificationCallback ( tHCIUTILS_NOTIFICATION * pEvent)
{
ABF_BT_INFO *pAbfBtInfo = (ABF_BT_INFO *)g_pAbfBtInfo;
ATHBT_FILTER_INFO *pInfo = pAbfBtInfo->pInfo;
ATH_BT_FILTER_INSTANCE *pInstance = pInfo->pInstance;
if(pEvent->tType == HCIUTILS_COMMAND) {
if(pEvent->nOpCode == HCI_CMD_OPCODE_INQUIRY_START) {
A_DEBUG("Device Inquiry Started \n");
pAbfBtInfo->btInquiryState |= (1 << 0);
AthBtIndicateState(pInstance, ATH_BT_INQUIRY, STATE_ON);
}
if(pEvent->nOpCode == HCI_CMD_OPCODE_INQUIRY_CANCEL ) {
A_DEBUG("Device Inquiry cancelled \n");
if(pAbfBtInfo->btInquiryState) {
pAbfBtInfo->btInquiryState &= ~(1 << 0);
AthBtIndicateState(pInstance, ATH_BT_INQUIRY, STATE_OFF);
}
}
if(pEvent->nOpCode == HCI_CMD_OPCODE_CONNECT) {
A_DEBUG("Bt-Connect\n");
}
}
if(pEvent->tType == HCIUTILS_EVENT) {
#define LMP_FEATURE_ACL_EDR_2MBPS_BYTE_INDEX 3
#define LMP_FEATURE_ACL_EDR_2MBPS_BIT_MASK 0x2
#define LMP_FEATURE_ACL_EDR_3MBPS_BYTE_INDEX 3
#define LMP_FEATURE_ACL_EDR_3MBPS_BIT_MASK 0x4
#define LMP_FEATURES_LENGTH 8
if(pEvent->nOpCode == HCI_EVT_REMOTE_DEV_LMP_VERSION) {
A_UINT32 i = 0;
A_UINT32 len = pEvent->n_data_length;
A_UCHAR * eventPtr = (A_UCHAR *)pEvent->p_notification_data_buf;
A_UINT8 *lmp_features;
/* Process LMP Features */
A_DUMP_BUFFER(eventPtr, len,"Remote Device LMP Features:");
eventPtr += 1;
len -= 1 ;
lmp_features = &eventPtr[3];
A_DUMP_BUFFER(lmp_features, sizeof(lmp_features),"Remote Device LMP Features:");
if ((lmp_features[LMP_FEATURE_ACL_EDR_2MBPS_BYTE_INDEX] & LMP_FEATURE_ACL_EDR_2MBPS_BIT_MASK) ||
(lmp_features[LMP_FEATURE_ACL_EDR_3MBPS_BYTE_INDEX] & LMP_FEATURE_ACL_EDR_3MBPS_BIT_MASK))
{
A_DEBUG("Device is EDR capable \n");
pAbfBtInfo->DefaultAudioDeviceLmpVersion = 3;
} else {
A_DEBUG("Device is NOT EDR capable \n");
pAbfBtInfo->DefaultAudioDeviceLmpVersion = 2;
}
pAbfBtInfo->DefaultRemoteAudioDevicePropsValid = TRUE;
pInfo->A2DPConnection_LMPVersion = pInfo->SCOConnection_LMPVersion =
pAbfBtInfo->DefaultAudioDeviceLmpVersion;
}
if(pEvent->nOpCode == HCI_EVT_REMOTE_DEV_VERSION) {
A_UCHAR * eventPtr = (A_UCHAR *)pEvent->p_notification_data_buf;
A_UINT32 len = pEvent->n_data_length;
A_DUMP_BUFFER(eventPtr, len,"Remote Device Version");
eventPtr += 1;
len -= 1;
A_DUMP_BUFFER(eventPtr, len,"Remote Device Version");
if (eventPtr[3] == 0) {
strcpy(&pAbfBtInfo->DefaultRemoteAudioDeviceVersion[0], "1.0");
pAbfBtInfo->DefaultAudioDeviceLmpVersion = 0;
A_DEBUG("Its 1.0 \n");
} else if (eventPtr[3] == 1) {
strcpy(&pAbfBtInfo->DefaultRemoteAudioDeviceVersion[0], "1.1");
pAbfBtInfo->DefaultAudioDeviceLmpVersion = 1;
A_DEBUG("Its 1.1 \n");
} else if (eventPtr[3] == 2) {
strcpy(&pAbfBtInfo->DefaultRemoteAudioDeviceVersion[0], "1.2");
pAbfBtInfo->DefaultAudioDeviceLmpVersion = 2;
A_DEBUG("Its 1.2 \n");
} else if (eventPtr[3] == 3) {
strcpy(&pAbfBtInfo->DefaultRemoteAudioDeviceVersion[0], "2.0");
/* pAbfBtInfo->DefaultAudioDeviceLmpVersion = 3; */
A_DEBUG("Its 2.0 \n");
}else {
strcpy(&pAbfBtInfo->DefaultRemoteAudioDeviceVersion[0], "2.1");
/* pAbfBtInfo->DefaultAudioDeviceLmpVersion = 4; */
A_DEBUG("Its 2.1 \n");
}
pInfo->A2DPConnection_LMPVersion = pInfo->SCOConnection_LMPVersion =
pAbfBtInfo->DefaultAudioDeviceLmpVersion;
}
if (pEvent->nOpCode == EVT_INQUIRY_COMPLETE) {
A_DEBUG("Device Inquiry Completed\n");
if(pAbfBtInfo->btInquiryState) {
pAbfBtInfo->btInquiryState &= ~(1 << 0);
AthBtIndicateState(pInstance, ATH_BT_INQUIRY, STATE_OFF);
}
}
if (pEvent->nOpCode == EVT_PIN_CODE_REQ) {
A_DEBUG("Pin Code Request\n");
}
if (pEvent->nOpCode == EVT_LINK_KEY_NOTIFY) {
A_DEBUG("link key notify\n");
}
if(pEvent->nOpCode == HCI_EVT_ROLE_CHANGE) {
A_DEBUG("Role Change\n");
A_UCHAR * eventPtr = (A_UCHAR *)pEvent->p_notification_data_buf;
A_UINT32 len = pEvent->n_data_length;
A_DUMP_BUFFER(eventPtr, len,"Remote Device Role ");
eventPtr += 8;
len -= 8;
if(*eventPtr == 0x00) {
A_DEBUG("ROLE IS MASTER \n");
pAbfBtInfo->pInfo->A2DPConnection_Role = 0x0;
}
if(*eventPtr == 0x01) {
A_DEBUG("ROLE IS SLAVE \n");
pAbfBtInfo->pInfo->A2DPConnection_Role = 0x1;
}
}
if(pEvent->nOpCode == EVT_CONN_COMPLETE) {
A_DEBUG("Conn complete\n");
if(pAbfBtInfo->btInquiryState) {
pAbfBtInfo->btInquiryState &= ~(1 << 1);
AthBtIndicateState(pInstance, ATH_BT_INQUIRY, STATE_OFF);
}
}
if(pEvent->nOpCode == HCI_EVT_SCO_CONNECT_COMPLETE) {
A_UINT32 len = pEvent->n_data_length;
A_UCHAR * eventPtr = (A_UCHAR*)pEvent->p_notification_data_buf;
A_DUMP_BUFFER(eventPtr, len,"SCO CONNECT_COMPLETE");
A_DEBUG("SCO CONNECT COMPLETE \n");
pInfo->SCOConnection_LMPVersion =
pAbfBtInfo->DefaultAudioDeviceLmpVersion;
pInfo->SCOConnectInfo.LinkType = eventPtr[10];
pInfo->SCOConnectInfo.TransmissionInterval = eventPtr[11];
pInfo->SCOConnectInfo.RetransmissionInterval = eventPtr[12];
pInfo->SCOConnectInfo.RxPacketLength = eventPtr[13];
pInfo->SCOConnectInfo.TxPacketLength = eventPtr[15];
pInfo->SCOConnectInfo.Valid = TRUE;
A_INFO("HCI SYNC_CONN_COMPLETE event captured, conn info (%d, %d, %d, %d, %d) \n",
pInfo->SCOConnectInfo.LinkType,
pInfo->SCOConnectInfo.TransmissionInterval,
pInfo->SCOConnectInfo.RetransmissionInterval,
pInfo->SCOConnectInfo.RxPacketLength,
pInfo->SCOConnectInfo.TxPacketLength);
AthBtIndicateState(pInstance,
pInfo->SCOConnectInfo.LinkType == BT_LINK_TYPE_ESCO? ATH_BT_ESCO: ATH_BT_SCO,
STATE_ON);
}
if(pEvent->nOpCode == HCI_EVT_DISCONNECT) {
A_UINT32 bitmap = FCore_GetCurrentBTStateBitMap(&pInfo->FilterCore);
A_DEBUG("HCI_EVT_DISCONNECT event \n");
if( (bitmap & (1 << ATH_BT_SCO))|| (bitmap & (1 << ATH_BT_ESCO))) {
AthBtIndicateState(pInstance,
pInfo->SCOConnectInfo.LinkType == BT_LINK_TYPE_ESCO? ATH_BT_ESCO: ATH_BT_SCO,
STATE_OFF);
}
ForgetRemoteAudioDevice(pAbfBtInfo);
pInfo->SCOConnectInfo.Valid = FALSE;
pAbfBtInfo->pInfo->A2DPConnection_Role = 0x0;
}
}
}
int
main(int argc, char *argv[])
{
int ret;
char *config_file = NULL;
int opt = 0, daemonize = 1, debug = 0, console_output=0;
progname = argv[0];
A_STATUS status;
struct sigaction sa;
ATHBT_FILTER_INFO *pInfo;
A_UINT32 btfiltFlags = 0;
A_MEMZERO(&g_AthBtFilterInstance, sizeof(ATH_BT_FILTER_INSTANCE));
/*
* Keep an option to specify the wireless extension. By default,
* assume it to be equal to WIRELESS_EXT TODO
*/
/* Get user specified options */
while ((opt = getopt(argc, argv, "bsvandczxf:w:")) != EOF) {
switch (opt) {
case 'n':
daemonize = 0;
break;
case 'd':
debug = 1;
break;
case 'f':
if (optarg) {
config_file = strdup(optarg);
}
break;
case 'c':
console_output = 1;
break;
case 'a':
btfiltFlags |= ABF_ENABLE_AFH_CHANNEL_CLASSIFICATION;
break;
case 'z':
btfiltFlags |= ABF_USE_HCI_FILTER_FOR_HEADSET_PROFILE;
break;
case 'v':
btfiltFlags |= ABF_WIFI_CHIP_IS_VENUS ;
A_DEBUG("wifi chip is venus\n");
break;
case 'x':
btfiltFlags |= ABF_BT_CHIP_IS_ATHEROS ;
A_DEBUG("bt chip is atheros\n");
break;
case 's':
btfiltFlags |= ABF_FE_ANT_IS_SA ;
A_DEBUG("Front End Antenna Configuration is single antenna \n");
break;
case 'w':
memset(wifname, '\0', IFNAMSIZ);
strcpy(wifname, optarg);
g_AthBtFilterInstance.pWlanAdapterName = (A_CHAR *)&wifname;
break;
case 'b':
btfiltFlags |= ABF_USE_ONLY_DBUS_FILTERING;
break;
default:
usage();
exit(1);
}
}
/* Launch the daemon if desired */
if (daemonize && daemon(0, console_output ? 1 : 0)) {
printf("Can't daemonize: %s\n", strerror(errno));
exit(1);
}
/* Initialize the debug infrastructure */
A_DBG_INIT("ATHBT", "Ath BT Filter Daemon");
if (debug) {
if (console_output) {
A_DBG_SET_OUTPUT_TO_CONSOLE();
}
// setlogmask(LOG_INFO | LOG_DEBUG | LOG_ERR);
A_INFO("Enabling Debug Information\n");
A_SET_DEBUG(1);
}
if (config_file) {
A_DEBUG("Config file: %s\n", config_file);
if (!(gConfigFile = fopen(config_file, "r")))
{
A_ERR("[%s] fopen failed\n", __FUNCTION__);
}
}
A_MEMZERO(&sa, sizeof(struct sigaction));
sa.sa_flags = SA_NOCLDSTOP;
sa.sa_handler = Abf_SigTerm;
sigaction(SIGTERM, &sa, NULL);
sigaction(SIGINT, &sa, NULL);
sa.sa_handler = SIG_IGN;
sigaction(SIGPIPE, &sa, NULL);
Abf_HciLibInit(&btfiltFlags);
/* Initialize the Filter core */
do {
Abf_WlanCheckSettings(wifname, &btfiltFlags);
ret = AthBtFilter_Attach(&g_AthBtFilterInstance, btfiltFlags );
if (ret) {
A_ERR("Filter initialization failed\n");
break;
}
/* Initialize the WLAN notification mechanism */
status = Abf_WlanStackNotificationInit(&g_AthBtFilterInstance, btfiltFlags );
if (A_FAILED(status)) {
AthBtFilter_Detach(&g_AthBtFilterInstance);
A_ERR("WLAN stack notification init failed\n");
break;
}
/* Initialize the BT notification mechanism */
status = Abf_BtStackNotificationInit(&g_AthBtFilterInstance,btfiltFlags);
if (A_FAILED(status)) {
Abf_WlanStackNotificationDeInit(&g_AthBtFilterInstance);
AthBtFilter_Detach(&g_AthBtFilterInstance);
A_ERR("BT stack notification init failed\n");
break;
}
/* Check for errors on the return value TODO */
pInfo = g_AthBtFilterInstance.pContext;
GpInfo = pInfo;
A_DEBUG("Service running, waiting for termination .... \n");
/* wait for termination signal */
while (!terminated) {
sleep(1);
}
} while(FALSE);
/* Initiate the shutdown sequence */
if(GpInfo != NULL) {
AthBtFilter_State_Off(GpInfo);
}
Abf_ShutDown();
Abf_HciLibDeInit();
/* Shutdown */
if (gConfigFile) {
fclose(gConfigFile);
}
if (config_file) {
A_FREE(config_file);
}
A_DEBUG("Service terminated \n");
A_MEMZERO(&g_AthBtFilterInstance, sizeof(ATH_BT_FILTER_INSTANCE));
A_DBG_DEINIT();
return 0;
}
