added bt pan profile

1 files changed, 360 insertions, 0 deletions

diff --git a/btif/co/bta_pan_co.c b/btif/co/bta_pan_co.c
new file mode 100644
index 0000000..ec6d44e
--- /dev/null
+++ b/btif/co/bta_pan_co.c
@@ -0,0 +1,360 @@
+/************************************************************************************
+ *
+ *  Copyright (C) 2009-2011 Broadcom Corporation
+ *
+ *  This program is the proprietary software of Broadcom Corporation and/or its
+ *  licensors, and may only be used, duplicated, modified or distributed
+ *  pursuant to the terms and conditions of a separate, written license
+ *  agreement executed between you and Broadcom (an "Authorized License").
+ *  Except as set forth in an Authorized License, Broadcom grants no license
+ *  (express or implied), right to use, or waiver of any kind with respect to
+ *  the Software, and Broadcom expressly reserves all rights in and to the
+ *  Software and all intellectual property rights therein.
+ *  IF YOU HAVE NO AUTHORIZED LICENSE, THEN YOU HAVE NO RIGHT TO USE THIS
+ *  SOFTWARE IN ANY WAY, AND SHOULD IMMEDIATELY NOTIFY BROADCOM AND DISCONTINUE
+ *  ALL USE OF THE SOFTWARE.
+ *
+ *  Except as expressly set forth in the Authorized License,
+ *
+ *  1.     This program, including its structure, sequence and organization,
+ *         constitutes the valuable trade secrets of Broadcom, and you shall
+ *         use all reasonable efforts to protect the confidentiality thereof,
+ *         and to use this information only in connection with your use of
+ *         Broadcom integrated circuit products.
+ *
+ *  2.     TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE SOFTWARE IS PROVIDED
+ *         "AS IS" AND WITH ALL FAULTS AND BROADCOM MAKES NO PROMISES,
+ *         REPRESENTATIONS OR WARRANTIES, EITHER EXPRESS, IMPLIED, STATUTORY,
+ *         OR OTHERWISE, WITH RESPECT TO THE SOFTWARE.  BROADCOM SPECIFICALLY
+ *         DISCLAIMS ANY AND ALL IMPLIED WARRANTIES OF TITLE, MERCHANTABILITY,
+ *         NONINFRINGEMENT, FITNESS FOR A PARTICULAR PURPOSE, LACK OF VIRUSES,
+ *         ACCURACY OR COMPLETENESS, QUIET ENJOYMENT, QUIET POSSESSION OR
+ *         CORRESPONDENCE TO DESCRIPTION. YOU ASSUME THE ENTIRE RISK ARISING OUT
+ *         OF USE OR PERFORMANCE OF THE SOFTWARE.
+ *
+ *  3.     TO THE MAXIMUM EXTENT PERMITTED BY LAW, IN NO EVENT SHALL BROADCOM OR
+ *         ITS LICENSORS BE LIABLE FOR
+ *         (i)   CONSEQUENTIAL, INCIDENTAL, SPECIAL, INDIRECT, OR EXEMPLARY
+ *               DAMAGES WHATSOEVER ARISING OUT OF OR IN ANY WAY RELATING TO
+ *               YOUR USE OF OR INABILITY TO USE THE SOFTWARE EVEN IF BROADCOM
+ *               HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES; OR
+ *         (ii)  ANY AMOUNT IN EXCESS OF THE AMOUNT ACTUALLY PAID FOR THE
+ *               SOFTWARE ITSELF OR U.S. $1, WHICHEVER IS GREATER. THESE
+ *               LIMITATIONS SHALL APPLY NOTWITHSTANDING ANY FAILURE OF
+ *               ESSENTIAL PURPOSE OF ANY LIMITED REMEDY.
+ *
+ ************************************************************************************/
+
+/************************************************************************************
+ *
+ *  Filename:      bta_pan_co.c
+ *
+ *  Description:   PAN stack callout api
+ *
+ *
+ ***********************************************************************************/
+#include "bta_api.h"
+#include "bta_pan_api.h"
+#include "bta_pan_ci.h"
+#include "bta_pan_co.h"
+#include "pan_api.h"
+#include "gki.h"
+//#include "btui.h"
+//#include "btui_int.h"
+#include <hardware/bluetooth.h>
+#include <hardware/bt_pan.h>
+#include "btif_pan_internal.h"
+#include "bd.h"
+
+
+#include <cutils/log.h>
+#define info(fmt, ...)  LOGI ("%s: " fmt,__FUNCTION__,  ## __VA_ARGS__)
+#define debug(fmt, ...) LOGD ("%s: " fmt,__FUNCTION__,  ## __VA_ARGS__)
+#define warn(fmt, ...) LOGW ("## WARNING : %s: " fmt "##",__FUNCTION__,  ## __VA_ARGS__)
+#define error(fmt, ...) LOGE ("## ERROR : %s: " fmt "##",__FUNCTION__,  ## __VA_ARGS__)
+#define asrt(s) if(!(s)) LOGE ("## %s assert %s failed at line:%d ##",__FUNCTION__, #s, __LINE__)
+
+
+
+
+/*******************************************************************************
+**
+** Function         bta_pan_co_init
+**
+** Description
+**
+**
+** Returns          Data flow mask.
+**
+*******************************************************************************/
+UINT8 bta_pan_co_init(UINT8 *q_level)
+{
+
+    LOGD("bta_pan_co_init");
+
+    /* set the q_level to 30 buffers */
+    *q_level = 30;
+
+    //return (BTA_PAN_RX_PULL | BTA_PAN_TX_PULL);
+    return (BTA_PAN_RX_PUSH_BUF | BTA_PAN_RX_PUSH | BTA_PAN_TX_PULL);
+}
+
+
+
+
+/*******************************************************************************
+**
+** Function         bta_pan_co_open
+**
+** Description
+**
+**
+**
+**
+**
+** Returns          void
+**
+*******************************************************************************/
+
+void bta_pan_co_open(UINT16 handle, UINT8 app_id, tBTA_PAN_ROLE local_role, tBTA_PAN_ROLE peer_role, BD_ADDR peer_addr)
+{
+    LOGD("bta_pan_co_open:app_id:%d, local_role:%d, peer_role:%d, handle:%d",
+            app_id, local_role, peer_role, handle);
+    btpan_conn_t* conn = btpan_find_conn_addr(peer_addr);
+    if(conn == NULL)
+        conn = btpan_new_conn(handle, peer_addr, local_role, peer_role);
+    if(conn)
+    {
+        LOGD("bta_pan_co_open:tap_fd:%d, open_count:%d, conn->handle:%d should = handle:%d, local_role:%d, remote_role:%d",
+             btpan_cb.tap_fd, btpan_cb.open_count, conn->handle, handle, conn->local_role, conn->remote_role);
+        //refresh the role & bt address
+
+        btpan_cb.open_count++;
+        conn->handle = handle;
+        //bdcpy(conn->peer, peer_addr);
+        if(btpan_cb.tap_fd < 0)
+        {
+            btpan_cb.tap_fd = btpan_tap_open();
+            if(btpan_cb.tap_fd >= 0)
+                create_tap_read_thread(btpan_cb.tap_fd);
+        }
+        if(btpan_cb.tap_fd >= 0)
+        {
+            conn->state = PAN_STATE_OPEN;
+            bta_pan_ci_rx_ready(handle);
+        }
+    }
+}
+
+
+/*******************************************************************************
+**
+** Function         bta_pan_co_close
+**
+** Description      This function is called by PAN when a connection to a
+**                  peer is closed.
+**
+**
+** Returns          void
+**
+*******************************************************************************/
+void bta_pan_co_close(UINT16 handle, UINT8 app_id)
+{
+    LOGD("bta_pan_co_close:app_id:%d, handle:%d", app_id, handle);
+    btpan_conn_t* conn = btpan_find_conn_handle(handle);
+    if(conn && conn->state == PAN_STATE_OPEN)
+    {
+        LOGD("bta_pan_co_close");
+
+        // let bta close event reset this handle as it needs
+        // the handle to find the connection upon CLOSE
+        //conn->handle = -1;
+        conn->state = PAN_STATE_CLOSE;
+        btpan_cb.open_count--;
+
+        if(btpan_cb.open_count == 0)
+        {
+            destroy_tap_read_thread();
+            btpan_tap_close(btpan_cb.tap_fd);
+            btpan_cb.tap_fd = -1;
+        }
+    }
+}
+
+/*******************************************************************************
+**
+** Function         bta_pan_co_tx_path
+**
+** Description      This function is called by PAN to transfer data on the
+**                  TX path; that is, data being sent from BTA to the phone.
+**                  This function is used when the TX data path is configured
+**                  to use the pull interface.  The implementation of this
+**                  function will typically call Bluetooth stack functions
+**                  PORT_Read() or PORT_ReadData() to read data from RFCOMM
+**                  and then a platform-specific function to send data that
+**                  data to the phone.
+**
+**
+** Returns          void
+**
+*******************************************************************************/
+void bta_pan_co_tx_path(UINT16 handle, UINT8 app_id)
+{
+    BT_HDR          *p_buf;
+    UINT8           i;
+    BD_ADDR            src;
+    BD_ADDR            dst;
+    UINT16            protocol;
+    BOOLEAN            ext;
+    BOOLEAN         forward;
+
+    LOGD("bta_pan_co_tx_path, handle:%d, app_id:%d", handle, app_id);
+
+    btpan_conn_t* conn = btpan_find_conn_handle(handle);
+    if(conn && conn->state != PAN_STATE_OPEN)
+    {
+        LOGE("bta_pan_co_tx_path: cannot find pan connction or conn is not opened, conn:%p, conn->state:%d", conn, conn->state);
+        return;
+    }
+    do
+    {
+
+        /* read next data buffer from pan */
+        if ((p_buf = bta_pan_ci_readbuf(handle, src, dst, &protocol,
+                                 &ext, &forward)))
+        {
+            LOGD("bta_pan_co_tx_path, calling btapp_tap_send, p_buf->len:%d, offset:%d", p_buf->len, p_buf->offset);
+            if(is_empty_eth_addr(conn->eth_addr) && is_valid_bt_eth_addr(src))
+            {
+                LOGD("pan bt peer addr: %02x:%02x:%02x:%02x:%02x:%02x, update its ethernet addr: %02x:%02x:%02x:%02x:%02x:%02x",
+                        conn->peer[0], conn->peer[1], conn->peer[2], conn->peer[3],conn->peer[4], conn->peer[5],
+                        src[0], src[1], src[2], src[3],src[4], src[5]);
+                memcpy(conn->eth_addr, src, sizeof(conn->eth_addr));
+
+            }
+            btpan_tap_send(btpan_cb.tap_fd, src, dst, protocol, (char*)(p_buf + 1) + p_buf->offset, p_buf->len, ext, forward);
+            GKI_freebuf(p_buf);
+        }
+
+    } while (p_buf != NULL);
+
+}
+
+/*******************************************************************************
+**
+** Function         bta_pan_co_rx_path
+**
+** Description
+**
+**
+**
+**
+** Returns          void
+**
+*******************************************************************************/
+void bta_pan_co_rx_path(UINT16 handle, UINT8 app_id)
+{
+
+
+    UINT8           i;
+
+    LOGD("bta_pan_co_rx_path not used");
+
+
+}
+
+/*******************************************************************************
+**
+** Function         bta_pan_co_tx_write
+**
+** Description      This function is called by PAN to send data to the phone
+**                  when the TX path is configured to use a push interface.
+**                  The implementation of this function must copy the data to
+**                  the phone's memory.
+**
+**
+** Returns          void
+**
+*******************************************************************************/
+void bta_pan_co_tx_write(UINT16 handle, UINT8 app_id, BD_ADDR src, BD_ADDR dst, UINT16 protocol, UINT8 *p_data,
+                                UINT16 len, BOOLEAN ext, BOOLEAN forward)
+{
+     LOGD("bta_pan_co_tx_write not used");
+
+}
+
+/*******************************************************************************
+**
+** Function         bta_pan_co_tx_writebuf
+**
+** Description      This function is called by PAN to send data to the phone
+**                  when the TX path is configured to use a push interface with
+**                  zero copy.  The phone must free the buffer using function
+**                  GKI_freebuf() when it is through processing the buffer.
+**
+**
+** Returns          TRUE if flow enabled
+**
+*******************************************************************************/
+void  bta_pan_co_tx_writebuf(UINT16 handle, UINT8 app_id, BD_ADDR src, BD_ADDR dst, UINT16 protocol, BT_HDR *p_buf,
+                                   BOOLEAN ext, BOOLEAN forward)
+{
+
+    LOGD("bta_pan_co_tx_writebuf not used");
+
+
+}
+
+/*******************************************************************************
+**
+** Function         bta_pan_co_rx_flow
+**
+** Description      This function is called by PAN to enable or disable
+**                  data flow on the RX path when it is configured to use
+**                  a push interface.  If data flow is disabled the phone must
+**                  not call bta_pan_ci_rx_write() or bta_pan_ci_rx_writebuf()
+**                  until data flow is enabled again.
+**
+**
+** Returns          void
+**
+*******************************************************************************/
+void bta_pan_co_rx_flow(UINT16 handle, UINT8 app_id, BOOLEAN enable)
+{
+
+    LOGD("bta_pan_co_rx_flow, enabled:%d, not used", enable);
+
+}
+
+
+/*******************************************************************************
+**
+** Function         bta_pan_co_filt_ind
+**
+** Description      protocol filter indication from peer device
+**
+** Returns          void
+**
+*******************************************************************************/
+void bta_pan_co_pfilt_ind(UINT16 handle, BOOLEAN indication, tBTA_PAN_STATUS result,
+                                    UINT16 len, UINT8 *p_filters)
+{
+    LOGD("bta_pan_co_pfilt_ind");
+
+}
+/*******************************************************************************
+**
+** Function         bta_pan_co_mfilt_ind
+**
+** Description      multicast filter indication from peer device
+**
+** Returns          void
+**
+*******************************************************************************/
+void bta_pan_co_mfilt_ind(UINT16 handle, BOOLEAN indication, tBTA_PAN_STATUS result,
+                                    UINT16 len, UINT8 *p_filters)
+{
+
+    LOGD("bta_pan_co_mfilt_ind");
+}
+