bool CGenericBluetoothStack::CancelInquiry()
{
if (!SendHCICommand(OGF_LINK_CONTROL, OCF_INQUIRY_CANCEL, 0, NULL)) {
return false;
}
return WaitHCICommandComplete();
}
bool CGenericBluetoothStack::Authenticate(int handle)
{
if (!SendHCICommand(OGF_LINK_CONTROL, OCF_AUTH_REQUEST, sizeof(handle),
&handle)) {
return false;
}
return WaitHCICommandStatus();
}
bool CGenericBluetoothStack::Encrypt(int handle, bool enable)
{
struct {
unsigned short handle;
unsigned char enable;
} __PPACKED__ request;
request.handle = handle;
request.enable = enable ? 1 : 0;
if (!SendHCICommand(OGF_LINK_CONTROL, OCF_ENCRYPT_REQUEST, sizeof(request),
&request)) {
return false;
}
return WaitHCICommandStatus();
}
bool CGenericBluetoothStack::StartInquiry(int accessCode)
{
struct {
unsigned char lap[3];
unsigned char length;
unsigned char num;
} __PPACKED__ request;
request.lap[0] = accessCode;
request.lap[1] = accessCode >> 8;
request.lap[2] = accessCode >> 16;
request.length = 0x10;
request.num = 0;
if (!SendHCICommand(OGF_LINK_CONTROL, OCF_INQUIRY, sizeof(request),
&request)) {
return false;
}
return WaitHCICommandStatus();
}
bool CGenericBluetoothStack::AskFriendlyName(bt_bdaddr_t addr)
{
struct {
unsigned char addr[6];
unsigned char scanRepMode;
unsigned char reserved;
unsigned short clock;
} __PPACKED__ request;
memcpy(request.addr, addr, BT_ADDRESS_SIZE);
request.scanRepMode = 1;
request.reserved = 0;
request.clock = 0;
if (!SendHCICommand(OGF_LINK_CONTROL, OCF_NAME_REQUEST, sizeof(request),
&request)) {
return false;
}
return WaitHCICommandStatus();
}
A_STATUS SendHCICommandWaitCommandComplete(AR3K_CONFIG_INFO *pConfig,
A_UINT8 *pHCICommand,
int CmdLength,
A_UINT8 **ppEventBuffer,
A_UINT8 **ppBufferToFree)
{
A_STATUS status = A_OK;
A_UINT8 *pBuffer = NULL;
A_UINT8 *pTemp;
int length;
A_BOOL commandComplete = FALSE;
A_UINT8 opCodeBytes[2];
do {
length = max(HCI_MAX_EVT_RECV_LENGTH,CmdLength);
length += pConfig->pHCIProps->HeadRoom + pConfig->pHCIProps->TailRoom;
length += pConfig->pHCIProps->IOBlockPad;
pBuffer = (A_UINT8 *)A_MALLOC(length);
if (NULL == pBuffer) {
AR_DEBUG_PRINTF(ATH_DEBUG_ERR,("AR3K Config: Failed to allocate bt buffer \n"));
status = A_NO_MEMORY;
break;
}
/* get the opcodes to check the command complete event */
opCodeBytes[0] = pHCICommand[HCI_CMD_OPCODE_BYTE_LOW_OFFSET];
opCodeBytes[1] = pHCICommand[HCI_CMD_OPCODE_BYTE_HI_OFFSET];
/* copy HCI command */
A_MEMCPY(pBuffer + pConfig->pHCIProps->HeadRoom,pHCICommand,CmdLength);
/* send command */
status = SendHCICommand(pConfig,
pBuffer + pConfig->pHCIProps->HeadRoom,
CmdLength);
if (A_FAILED(status)) {
AR_DEBUG_PRINTF(ATH_DEBUG_ERR,("AR3K Config: Failed to send HCI Command (%d) \n", status));
AR_DEBUG_PRINTBUF(pHCICommand,CmdLength,"HCI Bridge Failed HCI Command");
break;
}
/* reuse buffer to capture command complete event */
A_MEMZERO(pBuffer,length);
status = RecvHCIEvent(pConfig,pBuffer,&length);
if (A_FAILED(status)) {
AR_DEBUG_PRINTF(ATH_DEBUG_ERR,("AR3K Config: HCI event recv failed \n"));
AR_DEBUG_PRINTBUF(pHCICommand,CmdLength,"HCI Bridge Failed HCI Command");
break;
}
pTemp = pBuffer + pConfig->pHCIProps->HeadRoom;
if (pTemp[0] == HCI_CMD_COMPLETE_EVENT_CODE) {
if ((pTemp[HCI_EVENT_OPCODE_BYTE_LOW] == opCodeBytes[0]) &&
(pTemp[HCI_EVENT_OPCODE_BYTE_HI] == opCodeBytes[1])) {
commandComplete = TRUE;
}
}
if (!commandComplete) {
AR_DEBUG_PRINTF(ATH_DEBUG_ERR,("AR3K Config: Unexpected HCI event : %d \n",pTemp[0]));
AR_DEBUG_PRINTBUF(pTemp,pTemp[1],"Unexpected HCI event");
status = A_ECOMM;
break;
}
if (ppEventBuffer != NULL) {
/* caller wants to look at the event */
*ppEventBuffer = pTemp;
if (ppBufferToFree == NULL) {
status = A_EINVAL;
break;
}
/* caller must free the buffer */
*ppBufferToFree = pBuffer;
pBuffer = NULL;
}
} while (FALSE);
if (pBuffer != NULL) {
A_FREE(pBuffer);
}
return status;
}
