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-rw-r--r--btif/co/bta_pan_co.c334
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diff --git a/btif/co/bta_pan_co.c b/btif/co/bta_pan_co.c
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+/******************************************************************************
+ *
+ * Copyright (C) 2009-2012 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.
+ *
+ ******************************************************************************/
+
+/************************************************************************************
+ *
+ * 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, ...) ALOGI ("%s: " fmt,__FUNCTION__, ## __VA_ARGS__)
+#define debug(fmt, ...) ALOGD ("%s: " fmt,__FUNCTION__, ## __VA_ARGS__)
+#define warn(fmt, ...) ALOGW ("## WARNING : %s: " fmt "##",__FUNCTION__, ## __VA_ARGS__)
+#define error(fmt, ...) ALOGE ("## ERROR : %s: " fmt "##",__FUNCTION__, ## __VA_ARGS__)
+#define asrt(s) if(!(s)) ALOGE ("## %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)
+{
+
+ ALOGD("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)
+{
+ ALOGD("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)
+ {
+ ALOGD("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)
+{
+ ALOGD("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)
+ {
+ ALOGD("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();
+ if(btpan_cb.tap_fd != -1)
+ {
+ 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;
+
+ ALOGD("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)
+ {
+ ALOGE("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)))
+ {
+ ALOGD("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))
+ {
+ ALOGD("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;
+
+ ALOGD("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)
+{
+ ALOGD("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)
+{
+
+ ALOGD("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)
+{
+
+ ALOGD("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)
+{
+ ALOGD("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)
+{
+
+ ALOGD("bta_pan_co_mfilt_ind");
+}
+
generated by cgit v1.1 at 2024-05-01 23:54:54 +0000