bta/pan/bta_pan_ci.c - platform/system/bt - Gitiles

 /******************************************************************************
  *
  *  Copyright (C) 2004-2012 Broadcom Corporation
  *
  *  Licensed under the Apache License, Version 2.0 (the "License");
  *  you may not use this file except in compliance with the License.
  *  You may obtain a copy of the License at:
  *
  *  http://www.apache.org/licenses/LICENSE-2.0
  *
  *  Unless required by applicable law or agreed to in writing, software
  *  distributed under the License is distributed on an "AS IS" BASIS,
  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  *  See the License for the specific language governing permissions and
  *  limitations under the License.
  *
  ******************************************************************************/

 /******************************************************************************
  *
  *  This is the implementation file for data gateway call-in functions.
  *
  ******************************************************************************/

 #include "bt_target.h"

 #include <string.h>

 #include "gki.h"
 #include "pan_api.h"
 #include "bd.h"
 #include "bta_api.h"
 #include "bta_pan_api.h"
 #include "bta_pan_ci.h"
 #include "bta_pan_int.h"
 #include "bt_utils.h"

 #if defined(BTA_PAN_INCLUDED) && (BTA_PAN_INCLUDED == TRUE)

 /*******************************************************************************
 **
 ** Function         bta_pan_ci_tx_ready
 **
 ** Description      This function sends an event to PAN indicating the phone is
 **                  ready for more data and PAN should call bta_pan_co_tx_path().
 **                  This function is used when the TX data path is configured
 **                  to use a pull interface.
 **
 **
 ** Returns          void
 **
 *******************************************************************************/
 void bta_pan_ci_tx_ready(UINT16 handle)
 {
     BT_HDR  *p_buf;

     if ((p_buf = (BT_HDR *) GKI_getbuf(sizeof(BT_HDR))) != NULL)
     {
         p_buf->layer_specific = handle;
         p_buf->event = BTA_PAN_CI_TX_READY_EVT;
         bta_sys_sendmsg(p_buf);
     }
 }

 /*******************************************************************************
 **
 ** Function         bta_pan_ci_rx_ready
 **
 ** Description      This function sends an event to PAN indicating the phone
 **                  has data available to send to PAN and PAN should call
 **                  bta_pan_co_rx_path().  This function is used when the RX
 **                  data path is configured to use a pull interface.
 **
 **
 ** Returns          void
 **
 *******************************************************************************/
 void bta_pan_ci_rx_ready(UINT16 handle)
 {
     BT_HDR  *p_buf;

     if ((p_buf = (BT_HDR *) GKI_getbuf(sizeof(BT_HDR))) != NULL)
     {
         p_buf->layer_specific = handle;
         p_buf->event = BTA_PAN_CI_RX_READY_EVT;
         bta_sys_sendmsg(p_buf);
     }
 }

 /*******************************************************************************
 **
 ** Function         bta_pan_ci_tx_flow
 **
 ** Description      This function is called to enable or disable data flow on
 **                  the TX path.  The phone should call this function to
 **                  disable data flow when it is congested and cannot handle
 **                  any more data sent by bta_pan_co_tx_write() or
 **                  bta_pan_co_tx_writebuf().  This function is used when the
 **                  TX data path is configured to use a push interface.
 **
 **
 ** Returns          void
 **
 *******************************************************************************/
 void bta_pan_ci_tx_flow(UINT16 handle, BOOLEAN enable)
 {
     tBTA_PAN_CI_TX_FLOW  *p_buf;

     if ((p_buf = (tBTA_PAN_CI_TX_FLOW *) GKI_getbuf(sizeof(tBTA_PAN_CI_TX_FLOW))) != NULL)
     {
         p_buf->hdr.layer_specific = handle;
         p_buf->hdr.event = BTA_PAN_CI_TX_FLOW_EVT;
         p_buf->enable = enable;
         bta_sys_sendmsg(p_buf);
     }
 }

 /*******************************************************************************
 **
 ** Function         bta_pan_ci_rx_write
 **
 ** Description      This function is called to send data to PAN when the RX path
 **                  is configured to use a push interface.  The function copies
 **                  data to an event buffer and sends it to PAN.
 **
 **
 ** Returns          void
 **
 *******************************************************************************/
 void bta_pan_ci_rx_write(UINT16 handle, BD_ADDR dst, BD_ADDR src, UINT16 protocol,
                             UINT8 *p_data, UINT16 len, BOOLEAN ext)
 {
     BT_HDR * p_buf;

     if((p_buf = (BT_HDR *) GKI_getpoolbuf(PAN_POOL_ID)) != NULL)
     {


         p_buf->offset = PAN_MINIMUM_OFFSET;

         /* copy all other params before the data */
         bdcpy(((tBTA_PAN_DATA_PARAMS *)p_buf)->src, src);
         bdcpy(((tBTA_PAN_DATA_PARAMS *)p_buf)->dst, dst);
         ((tBTA_PAN_DATA_PARAMS *)p_buf)->protocol = protocol;
         ((tBTA_PAN_DATA_PARAMS *)p_buf)->ext = ext;
         p_buf->len=len;

         /* copy data */
         memcpy((UINT8 *)(p_buf + 1) + p_buf->offset, p_data, len);

         p_buf->layer_specific = handle;
         p_buf->event = BTA_PAN_CI_RX_WRITEBUF_EVT;
         bta_sys_sendmsg(p_buf);
     }

 }

 /*******************************************************************************
 **
 ** Function         bta_pan_ci_rx_writebuf
 **
 ** Description      This function is called to send data to the phone when
 **                  the RX path is configured to use a push interface with
 **                  zero copy.  The function sends an event to PAN containing
 **                  the data buffer.  The buffer must be allocated using
 **                  functions GKI_getbuf() or GKI_getpoolbuf().  The buffer
 **                  will be freed by BTA; the phone must not free the buffer.
 **
 **
 ** Returns          void
 **
 *******************************************************************************/
 void bta_pan_ci_rx_writebuf(UINT16 handle, BD_ADDR dst, BD_ADDR src, UINT16 protocol,
                             BT_HDR *p_buf, BOOLEAN ext)
 {

     /* copy all other params before the data */
     bdcpy(((tBTA_PAN_DATA_PARAMS *)p_buf)->src, src);
     bdcpy(((tBTA_PAN_DATA_PARAMS *)p_buf)->dst, dst);
     ((tBTA_PAN_DATA_PARAMS *)p_buf)->protocol = protocol;
     ((tBTA_PAN_DATA_PARAMS *)p_buf)->ext = ext;

     p_buf->layer_specific = handle;
     p_buf->event = BTA_PAN_CI_RX_WRITEBUF_EVT;
     bta_sys_sendmsg(p_buf);
 }


 /*******************************************************************************
 **
 ** Function         bta_pan_ci_readbuf
 **
 ** Description
 **
 **
 ** Returns          void
 **
 *******************************************************************************/
 BT_HDR * bta_pan_ci_readbuf(UINT16 handle, BD_ADDR src, BD_ADDR dst, UINT16* p_protocol,
                                  BOOLEAN* p_ext, BOOLEAN* p_forward)
 {
     tBTA_PAN_SCB * p_scb;
     BT_HDR * p_buf;

     p_scb = bta_pan_scb_by_handle(handle);

     p_buf =  (BT_HDR *)GKI_dequeue(&p_scb->data_queue);

     if(p_buf)
     {
         bdcpy(src,((tBTA_PAN_DATA_PARAMS *)p_buf)->src);
         bdcpy(dst,((tBTA_PAN_DATA_PARAMS *)p_buf)->dst);
         *p_protocol = ((tBTA_PAN_DATA_PARAMS *)p_buf)->protocol;
         *p_ext = ((tBTA_PAN_DATA_PARAMS *)p_buf)->ext;
         *p_forward = ((tBTA_PAN_DATA_PARAMS *)p_buf)->forward;
     }

     return p_buf;
 }


 /*******************************************************************************
 **
 ** Function         bta_pan_ci_set_mfilters
 **
 ** Description      This function is called to set multicast filters
 **
 **
 ** Returns          void
 **
 *******************************************************************************/
 void bta_pan_ci_set_mfilters(UINT16 handle, UINT16 num_mcast_filters, UINT8 *p_start_array,
                                                     UINT8 *p_end_array)
 {

     PAN_SetMulticastFilters(handle, num_mcast_filters, p_start_array, p_end_array);

 }


 /*******************************************************************************
 **
 ** Function         bta_pan_ci_set_mfilters
 **
 ** Description      This function is called to set protocol filters
 **
 **
 ** Returns          void
 **
 *******************************************************************************/
 void bta_pan_ci_set_pfilters(UINT16 handle, UINT16 num_filters, UINT16 *p_start_array, UINT16 *p_end_array)
 {

     PAN_SetProtocolFilters(handle, num_filters, p_start_array, p_end_array );

 }
 #else

 void bta_pan_ci_tx_ready(UINT16 handle)
 {
     UNUSED(handle);
 }

 void bta_pan_ci_rx_ready(UINT16 handle)
 {
     UNUSED(handle);
 }

 void bta_pan_ci_tx_flow(UINT16 handle, BOOLEAN enable)
 {
     UNUSED(handle);
     UNUSED(enable);
 }

 void bta_pan_ci_rx_writebuf(UINT16 handle, BD_ADDR src, BD_ADDR dst, UINT16 protocol, BT_HDR *p_buf, BOOLEAN ext)
 {
     UNUSED(handle);
     UNUSED(src);
     UNUSED(dst);
     UNUSED(protocol);
     UNUSED(p_buf);
     UNUSED(ext);
 }

 BT_HDR * bta_pan_ci_readbuf(UINT16 handle, BD_ADDR src, BD_ADDR dst, UINT16 *p_protocol,
                             BOOLEAN* p_ext, BOOLEAN* p_forward)
 {
     UNUSED(handle);
     UNUSED(src);
     UNUSED(dst);
     UNUSED(p_protocol);
     UNUSED(p_ext);
     UNUSED(p_forward);
     return NULL;
 }

 void bta_pan_ci_set_pfilters(UINT16 handle, UINT16 num_filters, UINT16 *p_start_array, UINT16 *p_end_array)
 {
     UNUSED(handle);
     UNUSED(num_filters);
     UNUSED(p_start_array);
     UNUSED(p_end_array);
 }

 void bta_pan_ci_set_mfilters(UINT16 handle, UINT16 num_mcast_filters, UINT8 *p_start_array,
                              UINT8 *p_end_array)
 {
     UNUSED(handle);
     UNUSED(num_mcast_filters);
     UNUSED(p_start_array);
     UNUSED(p_end_array);
 }

 #endif /* BTA_PAN_API */
	/******************************************************************************
	*
	* Copyright (C) 2004-2012 Broadcom Corporation
	*
	* Licensed under the Apache License, Version 2.0 (the "License");
	* you may not use this file except in compliance with the License.
	* You may obtain a copy of the License at:
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* Unless required by applicable law or agreed to in writing, software
	* distributed under the License is distributed on an "AS IS" BASIS,
	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	* See the License for the specific language governing permissions and
	* limitations under the License.
	*
	******************************************************************************/

	/******************************************************************************
	*
	* This is the implementation file for data gateway call-in functions.
	*
	******************************************************************************/

	#include "bt_target.h"

	#include <string.h>

	#include "gki.h"
	#include "pan_api.h"
	#include "bd.h"
	#include "bta_api.h"
	#include "bta_pan_api.h"
	#include "bta_pan_ci.h"
	#include "bta_pan_int.h"
	#include "bt_utils.h"

	#if defined(BTA_PAN_INCLUDED) && (BTA_PAN_INCLUDED == TRUE)

	/*******************************************************************************
	**
	** Function bta_pan_ci_tx_ready
	**
	** Description This function sends an event to PAN indicating the phone is
	** ready for more data and PAN should call bta_pan_co_tx_path().
	** This function is used when the TX data path is configured
	** to use a pull interface.
	**
	**
	** Returns void
	**
	*******************************************************************************/
	void bta_pan_ci_tx_ready(UINT16 handle)
	{
	BT_HDR *p_buf;

	if ((p_buf = (BT_HDR *) GKI_getbuf(sizeof(BT_HDR))) != NULL)
	{
	p_buf->layer_specific = handle;
	p_buf->event = BTA_PAN_CI_TX_READY_EVT;
	bta_sys_sendmsg(p_buf);
	}
	}

	/*******************************************************************************
	**
	** Function bta_pan_ci_rx_ready
	**
	** Description This function sends an event to PAN indicating the phone
	** has data available to send to PAN and PAN should call
	** bta_pan_co_rx_path(). This function is used when the RX
	** data path is configured to use a pull interface.
	**
	**
	** Returns void
	**
	*******************************************************************************/
	void bta_pan_ci_rx_ready(UINT16 handle)
	{
	BT_HDR *p_buf;

	if ((p_buf = (BT_HDR *) GKI_getbuf(sizeof(BT_HDR))) != NULL)
	{
	p_buf->layer_specific = handle;
	p_buf->event = BTA_PAN_CI_RX_READY_EVT;
	bta_sys_sendmsg(p_buf);
	}
	}

	/*******************************************************************************
	**
	** Function bta_pan_ci_tx_flow
	**
	** Description This function is called to enable or disable data flow on
	** the TX path. The phone should call this function to
	** disable data flow when it is congested and cannot handle
	** any more data sent by bta_pan_co_tx_write() or
	** bta_pan_co_tx_writebuf(). This function is used when the
	** TX data path is configured to use a push interface.
	**
	**
	** Returns void
	**
	*******************************************************************************/
	void bta_pan_ci_tx_flow(UINT16 handle, BOOLEAN enable)
	{
	tBTA_PAN_CI_TX_FLOW *p_buf;

	if ((p_buf = (tBTA_PAN_CI_TX_FLOW *) GKI_getbuf(sizeof(tBTA_PAN_CI_TX_FLOW))) != NULL)
	{
	p_buf->hdr.layer_specific = handle;
	p_buf->hdr.event = BTA_PAN_CI_TX_FLOW_EVT;
	p_buf->enable = enable;
	bta_sys_sendmsg(p_buf);
	}
	}

	/*******************************************************************************
	**
	** Function bta_pan_ci_rx_write
	**
	** Description This function is called to send data to PAN when the RX path
	** is configured to use a push interface. The function copies
	** data to an event buffer and sends it to PAN.
	**
	**
	** Returns void
	**
	*******************************************************************************/
	void bta_pan_ci_rx_write(UINT16 handle, BD_ADDR dst, BD_ADDR src, UINT16 protocol,
	UINT8 *p_data, UINT16 len, BOOLEAN ext)
	{
	BT_HDR * p_buf;

	if((p_buf = (BT_HDR *) GKI_getpoolbuf(PAN_POOL_ID)) != NULL)
	{


	p_buf->offset = PAN_MINIMUM_OFFSET;

	/* copy all other params before the data */
	bdcpy(((tBTA_PAN_DATA_PARAMS *)p_buf)->src, src);
	bdcpy(((tBTA_PAN_DATA_PARAMS *)p_buf)->dst, dst);
	((tBTA_PAN_DATA_PARAMS *)p_buf)->protocol = protocol;
	((tBTA_PAN_DATA_PARAMS *)p_buf)->ext = ext;
	p_buf->len=len;

	/* copy data */
	memcpy((UINT8 *)(p_buf + 1) + p_buf->offset, p_data, len);

	p_buf->layer_specific = handle;
	p_buf->event = BTA_PAN_CI_RX_WRITEBUF_EVT;
	bta_sys_sendmsg(p_buf);
	}

	}

	/*******************************************************************************
	**
	** Function bta_pan_ci_rx_writebuf
	**
	** Description This function is called to send data to the phone when
	** the RX path is configured to use a push interface with
	** zero copy. The function sends an event to PAN containing
	** the data buffer. The buffer must be allocated using
	** functions GKI_getbuf() or GKI_getpoolbuf(). The buffer
	** will be freed by BTA; the phone must not free the buffer.
	**
	**
	** Returns void
	**
	*******************************************************************************/
	void bta_pan_ci_rx_writebuf(UINT16 handle, BD_ADDR dst, BD_ADDR src, UINT16 protocol,
	BT_HDR *p_buf, BOOLEAN ext)
	{

	/* copy all other params before the data */
	bdcpy(((tBTA_PAN_DATA_PARAMS *)p_buf)->src, src);
	bdcpy(((tBTA_PAN_DATA_PARAMS *)p_buf)->dst, dst);
	((tBTA_PAN_DATA_PARAMS *)p_buf)->protocol = protocol;
	((tBTA_PAN_DATA_PARAMS *)p_buf)->ext = ext;

	p_buf->layer_specific = handle;
	p_buf->event = BTA_PAN_CI_RX_WRITEBUF_EVT;
	bta_sys_sendmsg(p_buf);
	}




	/*******************************************************************************
	**
	** Function bta_pan_ci_readbuf
	**
	** Description
	**
	**
	** Returns void
	**
	*******************************************************************************/
	BT_HDR * bta_pan_ci_readbuf(UINT16 handle, BD_ADDR src, BD_ADDR dst, UINT16* p_protocol,
	BOOLEAN* p_ext, BOOLEAN* p_forward)
	{
	tBTA_PAN_SCB * p_scb;
	BT_HDR * p_buf;

	p_scb = bta_pan_scb_by_handle(handle);

	p_buf = (BT_HDR *)GKI_dequeue(&p_scb->data_queue);

	if(p_buf)
	{
	bdcpy(src,((tBTA_PAN_DATA_PARAMS *)p_buf)->src);
	bdcpy(dst,((tBTA_PAN_DATA_PARAMS *)p_buf)->dst);
	p_protocol = ((tBTA_PAN_DATA_PARAMS )p_buf)->protocol;
	p_ext = ((tBTA_PAN_DATA_PARAMS )p_buf)->ext;
	p_forward = ((tBTA_PAN_DATA_PARAMS )p_buf)->forward;
	}

	return p_buf;
	}


	/*******************************************************************************
	**
	** Function bta_pan_ci_set_mfilters
	**
	** Description This function is called to set multicast filters
	**
	**
	** Returns void
	**
	*******************************************************************************/
	void bta_pan_ci_set_mfilters(UINT16 handle, UINT16 num_mcast_filters, UINT8 *p_start_array,
	UINT8 *p_end_array)
	{

	PAN_SetMulticastFilters(handle, num_mcast_filters, p_start_array, p_end_array);

	}


	/*******************************************************************************
	**
	** Function bta_pan_ci_set_mfilters
	**
	** Description This function is called to set protocol filters
	**
	**
	** Returns void
	**
	*******************************************************************************/
	void bta_pan_ci_set_pfilters(UINT16 handle, UINT16 num_filters, UINT16 p_start_array, UINT16 p_end_array)
	{

	PAN_SetProtocolFilters(handle, num_filters, p_start_array, p_end_array );

	}
	#else

	void bta_pan_ci_tx_ready(UINT16 handle)
	{
	UNUSED(handle);
	}

	void bta_pan_ci_rx_ready(UINT16 handle)
	{
	UNUSED(handle);
	}

	void bta_pan_ci_tx_flow(UINT16 handle, BOOLEAN enable)
	{
	UNUSED(handle);
	UNUSED(enable);
	}

	void bta_pan_ci_rx_writebuf(UINT16 handle, BD_ADDR src, BD_ADDR dst, UINT16 protocol, BT_HDR *p_buf, BOOLEAN ext)
	{
	UNUSED(handle);
	UNUSED(src);
	UNUSED(dst);
	UNUSED(protocol);
	UNUSED(p_buf);
	UNUSED(ext);
	}

	BT_HDR * bta_pan_ci_readbuf(UINT16 handle, BD_ADDR src, BD_ADDR dst, UINT16 *p_protocol,
	BOOLEAN* p_ext, BOOLEAN* p_forward)
	{
	UNUSED(handle);
	UNUSED(src);
	UNUSED(dst);
	UNUSED(p_protocol);
	UNUSED(p_ext);
	UNUSED(p_forward);
	return NULL;
	}

	void bta_pan_ci_set_pfilters(UINT16 handle, UINT16 num_filters, UINT16 p_start_array, UINT16 p_end_array)
	{
	UNUSED(handle);
	UNUSED(num_filters);
	UNUSED(p_start_array);
	UNUSED(p_end_array);
	}

	void bta_pan_ci_set_mfilters(UINT16 handle, UINT16 num_mcast_filters, UINT8 *p_start_array,
	UINT8 *p_end_array)
	{
	UNUSED(handle);
	UNUSED(num_mcast_filters);
	UNUSED(p_start_array);
	UNUSED(p_end_array);
	}

	#endif /* BTA_PAN_API */