215 lines
7.6 KiB
C
215 lines
7.6 KiB
C
/******************************************************************************
|
|
*
|
|
* Copyright (C) 2009-2013 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.
|
|
*
|
|
******************************************************************************/
|
|
#ifdef BT_SUPPORT_NVM
|
|
#include <stdio.h>
|
|
#include <unistd.h>
|
|
#endif /* BT_SUPPORT_NVM */
|
|
|
|
#include "gki.h"
|
|
#include "bta_gattc_co.h"
|
|
#include "bta_gattc_ci.h"
|
|
// #include "btif_util.h"
|
|
#include "btm_int.h"
|
|
|
|
#if( defined BLE_INCLUDED ) && (BLE_INCLUDED == TRUE)
|
|
#if( defined BTA_GATT_INCLUDED ) && (BTA_GATT_INCLUDED == TRUE)
|
|
|
|
#define GATT_CACHE_PREFIX "/data/misc/bluedroid/gatt_cache_"
|
|
|
|
#ifdef BT_SUPPORT_NVM
|
|
static FILE *sCacheFD = 0;
|
|
|
|
static void getFilename(char *buffer, BD_ADDR bda)
|
|
{
|
|
sprintf(buffer, "%s%02x%02x%02x%02x%02x%02x", GATT_CACHE_PREFIX
|
|
, bda[0], bda[1], bda[2], bda[3], bda[4], bda[5]);
|
|
}
|
|
|
|
static void cacheClose()
|
|
{
|
|
if (sCacheFD != 0) {
|
|
fclose(sCacheFD);
|
|
sCacheFD = 0;
|
|
}
|
|
}
|
|
|
|
static bool cacheOpen(BD_ADDR bda, bool to_save)
|
|
{
|
|
char fname[255] = {0};
|
|
getFilename(fname, bda);
|
|
|
|
cacheClose();
|
|
sCacheFD = fopen(fname, to_save ? "w" : "r");
|
|
|
|
return (sCacheFD != 0);
|
|
}
|
|
|
|
static void cacheReset(BD_ADDR bda)
|
|
{
|
|
char fname[255] = {0};
|
|
getFilename(fname, bda);
|
|
unlink(fname);
|
|
}
|
|
|
|
#endif /* BT_SUPPORT_NVM */
|
|
/*****************************************************************************
|
|
** Function Declarations
|
|
*****************************************************************************/
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_co_cache_open
|
|
**
|
|
** Description This callout function is executed by GATTC when a GATT server
|
|
** cache is ready to be sent.
|
|
**
|
|
** Parameter server_bda: server bd address of this cache belongs to
|
|
** evt: call in event to be passed in when cache open is done.
|
|
** conn_id: connection ID of this cache operation attach to.
|
|
** to_save: open cache to save or to load.
|
|
**
|
|
** Returns void.
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_co_cache_open(BD_ADDR server_bda, UINT16 evt, UINT16 conn_id, BOOLEAN to_save)
|
|
{
|
|
#ifdef BT_SUPPORT_NVM
|
|
/* open NV cache and send call in */
|
|
tBTA_GATT_STATUS status = BTA_GATT_OK;
|
|
if (!btm_sec_is_a_bonded_dev(server_bda) || !cacheOpen(server_bda, to_save)) {
|
|
status = BTA_GATT_ERROR;
|
|
}
|
|
|
|
BTIF_TRACE_DEBUG("%s() - status=%d", __FUNCTION__, status);
|
|
bta_gattc_ci_cache_open(server_bda, evt, status, conn_id);
|
|
#else
|
|
bta_gattc_ci_cache_open(server_bda, evt, BTA_GATT_ERROR, conn_id);
|
|
#endif /* BT_SUPPORT_NVM */
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_co_cache_load
|
|
**
|
|
** Description This callout function is executed by GATT when server cache
|
|
** is required to load.
|
|
**
|
|
** Parameter server_bda: server bd address of this cache belongs to
|
|
** evt: call in event to be passed in when cache save is done.
|
|
** num_attr: number of attribute to be save.
|
|
** attr_index: starting attribute index of the save operation.
|
|
** conn_id: connection ID of this cache operation attach to.
|
|
** Returns
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_co_cache_load(BD_ADDR server_bda, UINT16 evt, UINT16 start_index, UINT16 conn_id)
|
|
{
|
|
UINT16 num_attr = 0;
|
|
tBTA_GATTC_NV_ATTR attr[BTA_GATTC_NV_LOAD_MAX];
|
|
tBTA_GATT_STATUS status = BTA_GATT_ERROR;
|
|
#ifdef BT_SUPPORT_NVM
|
|
if (sCacheFD && (0 == fseek(sCacheFD, start_index * sizeof(tBTA_GATTC_NV_ATTR), SEEK_SET))) {
|
|
num_attr = fread(attr, sizeof(tBTA_GATTC_NV_ATTR), BTA_GATTC_NV_LOAD_MAX, sCacheFD);
|
|
status = (num_attr < BTA_GATTC_NV_LOAD_MAX ? BTA_GATT_OK : BTA_GATT_MORE);
|
|
}
|
|
BTIF_TRACE_DEBUG("%s() - sCacheFD=%p, start_index=%d, read=%d, status=%d",
|
|
__FUNCTION__, sCacheFD, start_index, num_attr, status);
|
|
#endif /* BT_SUPPORT_NVM */
|
|
|
|
bta_gattc_ci_cache_load(server_bda, evt, num_attr, attr, status, conn_id);
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_co_cache_save
|
|
**
|
|
** Description This callout function is executed by GATT when a server cache
|
|
** is available to save.
|
|
**
|
|
** Parameter server_bda: server bd address of this cache belongs to
|
|
** evt: call in event to be passed in when cache save is done.
|
|
** num_attr: number of attribute to be save.
|
|
** p_attr: pointer to the list of attributes to save.
|
|
** attr_index: starting attribute index of the save operation.
|
|
** conn_id: connection ID of this cache operation attach to.
|
|
** Returns
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_co_cache_save (BD_ADDR server_bda, UINT16 evt, UINT16 num_attr,
|
|
tBTA_GATTC_NV_ATTR *p_attr_list, UINT16 attr_index, UINT16 conn_id)
|
|
{
|
|
tBTA_GATT_STATUS status = BTA_GATT_OK;
|
|
UNUSED(attr_index);
|
|
#ifdef BT_SUPPORT_NVM
|
|
if (sCacheFD != 0) {
|
|
int num = fwrite(p_attr_list, sizeof(tBTA_GATTC_NV_ATTR), num_attr, sCacheFD);
|
|
BTIF_TRACE_DEBUG("%s() wrote %d", __FUNCTION__, num);
|
|
}
|
|
#endif /* BT_SUPPORT_NVM */
|
|
bta_gattc_ci_cache_save(server_bda, evt, status, conn_id);
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_co_cache_close
|
|
**
|
|
** Description This callout function is executed by GATTC when a GATT server
|
|
** cache is written completely.
|
|
**
|
|
** Parameter server_bda: server bd address of this cache belongs to
|
|
** conn_id: connection ID of this cache operation attach to.
|
|
**
|
|
** Returns void.
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_co_cache_close(BD_ADDR server_bda, UINT16 conn_id)
|
|
{
|
|
UNUSED(server_bda);
|
|
UNUSED(conn_id);
|
|
#ifdef BT_SUPPORT_NVM
|
|
cacheClose();
|
|
#endif /* BT_SUPPORT_NVM */
|
|
/* close NV when server cache is done saving or loading,
|
|
does not need to do anything for now on Insight */
|
|
|
|
BTIF_TRACE_DEBUG("%s()", __FUNCTION__);
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_gattc_co_cache_reset
|
|
**
|
|
** Description This callout function is executed by GATTC to reset cache in
|
|
** application
|
|
**
|
|
** Parameter server_bda: server bd address of this cache belongs to
|
|
**
|
|
** Returns void.
|
|
**
|
|
*******************************************************************************/
|
|
void bta_gattc_co_cache_reset(BD_ADDR server_bda)
|
|
{
|
|
BTIF_TRACE_DEBUG("%s()", __FUNCTION__);
|
|
#ifdef BT_SUPPORT_NVM
|
|
cacheReset(server_bda);
|
|
#endif /* BT_SUPPORT_NVM */
|
|
}
|
|
|
|
#endif /* #if( defined BLE_INCLUDED ) && (BLE_INCLUDED == TRUE) */
|
|
#endif /* #if( defined BTA_GATT_INCLUDED ) && (BTA_GATT_INCLUDED == TRUE) */
|
|
|