btif_storage.c revision fc4b2f1953dbe60464d0f5ef7daaa10001fbc62f
1/******************************************************************************
2 *
3 *  Copyright (C) 2009-2012 Broadcom Corporation
4 *
5 *  Licensed under the Apache License, Version 2.0 (the "License");
6 *  you may not use this file except in compliance with the License.
7 *  You may obtain a copy of the License at:
8 *
9 *  http://www.apache.org/licenses/LICENSE-2.0
10 *
11 *  Unless required by applicable law or agreed to in writing, software
12 *  distributed under the License is distributed on an "AS IS" BASIS,
13 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 *  See the License for the specific language governing permissions and
15 *  limitations under the License.
16 *
17 ******************************************************************************/
18
19/************************************************************************************
20 *
21 *  Filename:      btif_storage.c
22 *
23 *  Description:   Stores the local BT adapter and remote device properties in
24 *                 NVRAM storage, typically as xml file in the
25 *                 mobile's filesystem
26 *
27 *
28 */
29#include <stdlib.h>
30#include <time.h>
31#include <string.h>
32#include <ctype.h>
33#include <alloca.h>
34
35
36#include <hardware/bluetooth.h>
37#include "btif_config.h"
38#define LOG_TAG "BTIF_STORAGE"
39
40#include "btif_api.h"
41
42#include "btif_util.h"
43#include "bd.h"
44#include "gki.h"
45#include "bta_hh_api.h"
46#include "btif_hh.h"
47
48#include <cutils/log.h>
49
50/************************************************************************************
51**  Constants & Macros
52************************************************************************************/
53
54#define BTIF_STORAGE_PATH_BLUEDROID "/data/misc/bluedroid"
55
56//#define BTIF_STORAGE_PATH_ADAPTER_INFO "adapter_info"
57//#define BTIF_STORAGE_PATH_REMOTE_DEVICES "remote_devices"
58#define BTIF_STORAGE_PATH_REMOTE_DEVTIME "Timestamp"
59#define BTIF_STORAGE_PATH_REMOTE_DEVCLASS "DevClass"
60#define BTIF_STORAGE_PATH_REMOTE_DEVTYPE "DevType"
61#define BTIF_STORAGE_PATH_REMOTE_NAME "Name"
62#define BTIF_STORAGE_PATH_REMOTE_VER_MFCT "Manufacturer"
63#define BTIF_STORAGE_PATH_REMOTE_VER_VER "LmpVer"
64#define BTIF_STORAGE_PATH_REMOTE_VER_SUBVER "LmpSubVer"
65
66//#define BTIF_STORAGE_PATH_REMOTE_LINKKEYS "remote_linkkeys"
67#define BTIF_STORAGE_PATH_REMOTE_ALIASE "Aliase"
68#define BTIF_STORAGE_PATH_REMOTE_SERVICE "Service"
69#define BTIF_STORAGE_PATH_REMOTE_HIDINFO "HidInfo"
70#define BTIF_STORAGE_KEY_ADAPTER_NAME "Name"
71#define BTIF_STORAGE_KEY_ADAPTER_SCANMODE "ScanMode"
72#define BTIF_STORAGE_KEY_ADAPTER_DISC_TIMEOUT "DiscoveryTimeout"
73
74
75#define BTIF_AUTO_PAIR_CONF_FILE  "/etc/bluetooth/auto_pair_devlist.conf"
76#define BTIF_STORAGE_PATH_AUTOPAIR_BLACKLIST "AutoPairBlacklist"
77#define BTIF_STORAGE_KEY_AUTOPAIR_BLACKLIST_ADDR "AddressBlacklist"
78#define BTIF_STORAGE_KEY_AUTOPAIR_BLACKLIST_EXACTNAME "ExactNameBlacklist"
79#define BTIF_STORAGE_KEY_AUTOPAIR_BLACKLIST_PARTIALNAME "PartialNameBlacklist"
80#define BTIF_STORAGE_KEY_AUTOPAIR_FIXPIN_KBLIST "FixedPinZerosKeyboardBlacklist"
81#define BTIF_STORAGE_KEY_AUTOPAIR_DYNAMIC_BLACKLIST_ADDR "DynamicAddressBlacklist"
82
83#define BTIF_AUTO_PAIR_CONF_VALUE_SEPARATOR ","
84#define BTIF_AUTO_PAIR_CONF_SPACE ' '
85#define BTIF_AUTO_PAIR_CONF_COMMENT '#'
86#define BTIF_AUTO_PAIR_CONF_KEY_VAL_DELIMETER "="
87
88
89/* This is a local property to add a device found */
90#define BT_PROPERTY_REMOTE_DEVICE_TIMESTAMP 0xFF
91
92#define BTIF_STORAGE_GET_ADAPTER_PROP(t,v,l,p) \
93      {p.type=t;p.val=v;p.len=l; btif_storage_get_adapter_property(&p);}
94
95#define BTIF_STORAGE_GET_REMOTE_PROP(b,t,v,l,p) \
96      {p.type=t;p.val=v;p.len=l;btif_storage_get_remote_device_property(b,&p);}
97
98#define STORAGE_BDADDR_STRING_SZ           (18)      /* 00:11:22:33:44:55 */
99#define STORAGE_UUID_STRING_SIZE           (36+1)    /* 00001200-0000-1000-8000-00805f9b34fb; */
100#define STORAGE_PINLEN_STRING_MAX_SIZE     (2)       /* ascii pinlen max chars */
101#define STORAGE_KEYTYPE_STRING_MAX_SIZE    (1)       /* ascii keytype max chars */
102
103#define STORAGE_KEY_TYPE_MAX               (10)
104
105#define STORAGE_HID_ATRR_MASK_SIZE           (4)
106#define STORAGE_HID_SUB_CLASS_SIZE           (2)
107#define STORAGE_HID_APP_ID_SIZE              (2)
108#define STORAGE_HID_VENDOR_ID_SIZE           (4)
109#define STORAGE_HID_PRODUCT_ID_SIZE          (4)
110#define STORAGE_HID_VERSION_SIZE             (4)
111#define STORAGE_HID_CTRY_CODE_SIZE           (2)
112#define STORAGE_HID_DESC_LEN_SIZE            (4)
113#define STORAGE_HID_DESC_MAX_SIZE            (2*512)
114
115/* <18 char bd addr> <space> LIST< <36 char uuid> <;> > <keytype (dec)> <pinlen> */
116#define BTIF_REMOTE_SERVICES_ENTRY_SIZE_MAX (STORAGE_BDADDR_STRING_SZ + 1 +\
117                                             STORAGE_UUID_STRING_SIZE*BT_MAX_NUM_UUIDS + \
118                                             STORAGE_PINLEN_STRING_MAX_SIZE +\
119                                             STORAGE_KEYTYPE_STRING_MAX_SIZE)
120
121#define STORAGE_REMOTE_LINKKEYS_ENTRY_SIZE (LINK_KEY_LEN*2 + 1 + 2 + 1 + 2)
122
123/* <18 char bd addr> <space>LIST <attr_mask> <space> > <sub_class> <space> <app_id> <space>
124                                <vendor_id> <space> > <product_id> <space> <version> <space>
125                                <ctry_code> <space> > <desc_len> <space> <desc_list> <space> */
126#define BTIF_HID_INFO_ENTRY_SIZE_MAX    (STORAGE_BDADDR_STRING_SZ + 1 +\
127                                         STORAGE_HID_ATRR_MASK_SIZE + 1 +\
128                                         STORAGE_HID_SUB_CLASS_SIZE + 1 +\
129                                         STORAGE_HID_APP_ID_SIZE+ 1 +\
130                                         STORAGE_HID_VENDOR_ID_SIZE+ 1 +\
131                                         STORAGE_HID_PRODUCT_ID_SIZE+ 1 +\
132                                         STORAGE_HID_VERSION_SIZE+ 1 +\
133                                         STORAGE_HID_CTRY_CODE_SIZE+ 1 +\
134                                         STORAGE_HID_DESC_LEN_SIZE+ 1 +\
135                                         STORAGE_HID_DESC_MAX_SIZE+ 1 )
136
137
138/* currently remote services is the potentially largest entry */
139#define BTIF_STORAGE_MAX_LINE_SZ BTIF_REMOTE_SERVICES_ENTRY_SIZE_MAX
140
141
142/* check against unv max entry size at compile time */
143#if (BTIF_STORAGE_ENTRY_MAX_SIZE > UNV_MAXLINE_LENGTH)
144    #error "btif storage entry size exceeds unv max line size"
145#endif
146
147
148#define BTIF_STORAGE_HL_APP          "hl_app"
149#define BTIF_STORAGE_HL_APP_CB       "hl_app_cb"
150#define BTIF_STORAGE_HL_APP_DATA     "hl_app_data_"
151#define BTIF_STORAGE_HL_APP_MDL_DATA "hl_app_mdl_data_"
152/************************************************************************************
153**  Local type definitions
154************************************************************************************/
155typedef struct
156{
157    uint32_t num_devices;
158    bt_bdaddr_t devices[BTM_SEC_MAX_DEVICE_RECORDS];
159} btif_bonded_devices_t;
160
161/************************************************************************************
162**  External variables
163************************************************************************************/
164extern UINT16 bta_service_id_to_uuid_lkup_tbl [BTA_MAX_SERVICE_ID];
165extern bt_bdaddr_t btif_local_bd_addr;
166
167/************************************************************************************
168**  External functions
169************************************************************************************/
170
171extern void btif_gatts_add_bonded_dev_from_nv(BD_ADDR bda);
172
173/************************************************************************************
174**  Internal Functions
175************************************************************************************/
176
177bt_status_t btif_in_fetch_bonded_ble_device(char *remote_bd_addr,int add,
178                                              btif_bonded_devices_t *p_bonded_devices);
179bt_status_t btif_storage_get_remote_addr_type(bt_bdaddr_t *remote_bd_addr,
180                                              int *addr_type);
181
182/************************************************************************************
183**  Static functions
184************************************************************************************/
185
186/*******************************************************************************
187**
188** Function         btif_in_make_filename
189**
190** Description      Internal helper function to create NVRAM file path
191**                  from address and filename
192**
193** Returns          NVRAM file path if successfull, NULL otherwise
194**
195*******************************************************************************/
196static char* btif_in_make_filename(bt_bdaddr_t *bd_addr, char *fname)
197{
198    static char path[256];
199    bdstr_t bdstr;
200
201    if (fname == NULL)return NULL;
202    if (bd_addr)
203    {
204        sprintf(path, "%s/%s/%s", BTIF_STORAGE_PATH_BLUEDROID,
205                bd2str(bd_addr, &bdstr), fname);
206    }
207    else
208    {
209        /* local adapter */
210        sprintf(path, "%s/LOCAL/%s", BTIF_STORAGE_PATH_BLUEDROID, fname);
211    }
212
213    return(char*)path;
214}
215/*******************************************************************************
216**
217** Function         btif_in_split_uuids_string_to_list
218**
219** Description      Internal helper function to split the string of UUIDs
220**                  read from the NVRAM to an array
221**
222** Returns          None
223**
224*******************************************************************************/
225static void btif_in_split_uuids_string_to_list(char *str, bt_uuid_t *p_uuid,
226                                               uint32_t *p_num_uuid)
227{
228    char buf[64];
229    char *p_start = str;
230    char *p_needle;
231    uint32_t num = 0;
232    do
233    {
234        //p_needle = strchr(p_start, ';');
235        p_needle = strchr(p_start, ' ');
236        if (p_needle < p_start) break;
237        memset(buf, 0, sizeof(buf));
238        strncpy(buf, p_start, (p_needle-p_start));
239        string_to_uuid(buf, p_uuid + num);
240        num++;
241        p_start = ++p_needle;
242
243    } while (*p_start != 0);
244    *p_num_uuid = num;
245}
246static int prop2cfg(bt_bdaddr_t *remote_bd_addr, bt_property_t *prop)
247{
248    bdstr_t bdstr = {0};
249    if(remote_bd_addr)
250        bd2str(remote_bd_addr, &bdstr);
251    BTIF_TRACE_DEBUG3("in, bd addr:%s, prop type:%d, len:%d", bdstr, prop->type, prop->len);
252    char value[1024];
253    if(prop->len <= 0 || prop->len > (int)sizeof(value) - 1)
254    {
255        BTIF_TRACE_ERROR2("property type:%d, len:%d is invalid", prop->type, prop->len);
256        return FALSE;
257    }
258    switch(prop->type)
259    {
260       case BT_PROPERTY_REMOTE_DEVICE_TIMESTAMP:
261            btif_config_set_int("Remote", bdstr,
262                                BTIF_STORAGE_PATH_REMOTE_DEVTIME, (int)time(NULL));
263            break;
264        case BT_PROPERTY_BDNAME:
265            strncpy(value, (char*)prop->val, prop->len);
266            value[prop->len]='\0';
267            if(remote_bd_addr)
268                btif_config_set_str("Remote", bdstr,
269                                BTIF_STORAGE_PATH_REMOTE_NAME, value);
270            else btif_config_set_str("Local", "Adapter",
271                                BTIF_STORAGE_KEY_ADAPTER_NAME, value);
272            break;
273        case BT_PROPERTY_REMOTE_FRIENDLY_NAME:
274            strncpy(value, (char*)prop->val, prop->len);
275            value[prop->len]='\0';
276            btif_config_set_str("Remote", bdstr, BTIF_STORAGE_PATH_REMOTE_ALIASE, value);
277            break;
278        case BT_PROPERTY_ADAPTER_SCAN_MODE:
279            btif_config_set_int("Local", "Adapter",
280                                BTIF_STORAGE_KEY_ADAPTER_SCANMODE, *(int*)prop->val);
281            break;
282        case BT_PROPERTY_ADAPTER_DISCOVERY_TIMEOUT:
283            btif_config_set_int("Local", "Adapter",
284                                BTIF_STORAGE_KEY_ADAPTER_DISC_TIMEOUT, *(int*)prop->val);
285            break;
286        case BT_PROPERTY_CLASS_OF_DEVICE:
287            btif_config_set_int("Remote", bdstr,
288                                BTIF_STORAGE_PATH_REMOTE_DEVCLASS, *(int*)prop->val);
289            break;
290        case BT_PROPERTY_TYPE_OF_DEVICE:
291            btif_config_set_int("Remote", bdstr,
292                                BTIF_STORAGE_PATH_REMOTE_DEVTYPE, *(int*)prop->val);
293            break;
294        case BT_PROPERTY_UUIDS:
295        {
296            uint32_t i;
297            char buf[64];
298            value[0] = 0;
299            for (i=0; i < (prop->len)/sizeof(bt_uuid_t); i++)
300            {
301                bt_uuid_t *p_uuid = (bt_uuid_t*)prop->val + i;
302                memset(buf, 0, sizeof(buf));
303                uuid_to_string(p_uuid, buf);
304                strcat(value, buf);
305                //strcat(value, ";");
306                strcat(value, " ");
307            }
308            btif_config_set_str("Remote", bdstr, BTIF_STORAGE_PATH_REMOTE_SERVICE, value);
309            btif_config_save();
310            break;
311        }
312        case BT_PROPERTY_REMOTE_VERSION_INFO:
313        {
314            bt_remote_version_t *info = (bt_remote_version_t *)prop->val;
315
316            if (!info)
317                return FALSE;
318
319            btif_config_set_int("Remote", bdstr,
320                                BTIF_STORAGE_PATH_REMOTE_VER_MFCT, info->manufacturer);
321            btif_config_set_int("Remote", bdstr,
322                                BTIF_STORAGE_PATH_REMOTE_VER_VER, info->version);
323            btif_config_set_int("Remote", bdstr,
324                                BTIF_STORAGE_PATH_REMOTE_VER_SUBVER, info->sub_ver);
325            btif_config_save();
326         } break;
327
328        default:
329             BTIF_TRACE_ERROR1("Unknow prop type:%d", prop->type);
330             return FALSE;
331    }
332    return TRUE;
333}
334static int cfg2prop(bt_bdaddr_t *remote_bd_addr, bt_property_t *prop)
335{
336    bdstr_t bdstr = {0};
337    if(remote_bd_addr)
338        bd2str(remote_bd_addr, &bdstr);
339    BTIF_TRACE_DEBUG3("in, bd addr:%s, prop type:%d, len:%d", bdstr, prop->type, prop->len);
340    if(prop->len <= 0)
341    {
342        BTIF_TRACE_ERROR2("property type:%d, len:%d is invalid", prop->type, prop->len);
343        return FALSE;
344    }
345    int ret = FALSE;
346    switch(prop->type)
347    {
348       case BT_PROPERTY_REMOTE_DEVICE_TIMESTAMP:
349            if(prop->len >= (int)sizeof(int))
350                ret = btif_config_get_int("Remote", bdstr,
351                                        BTIF_STORAGE_PATH_REMOTE_DEVTIME, (int*)prop->val);
352            break;
353        case BT_PROPERTY_BDNAME:
354        {
355            int len = prop->len;
356            if(remote_bd_addr)
357                ret = btif_config_get_str("Remote", bdstr,
358                                        BTIF_STORAGE_PATH_REMOTE_NAME, (char*)prop->val, &len);
359            else ret = btif_config_get_str("Local", "Adapter",
360                                        BTIF_STORAGE_KEY_ADAPTER_NAME, (char*)prop->val, &len);
361            if(ret && len && len <= prop->len)
362                prop->len = len - 1;
363            else
364            {
365                prop->len = 0;
366                ret = FALSE;
367            }
368            break;
369        }
370        case BT_PROPERTY_REMOTE_FRIENDLY_NAME:
371        {
372            int len = prop->len;
373            ret = btif_config_get_str("Remote", bdstr,
374                                       BTIF_STORAGE_PATH_REMOTE_ALIASE, (char*)prop->val, &len);
375            if(ret && len && len <= prop->len)
376                prop->len = len - 1;
377            else
378            {
379                prop->len = 0;
380                ret = FALSE;
381            }
382            break;
383        }
384        case BT_PROPERTY_ADAPTER_SCAN_MODE:
385           if(prop->len >= (int)sizeof(int))
386                ret = btif_config_get_int("Local", "Adapter",
387                                          BTIF_STORAGE_KEY_ADAPTER_SCANMODE, (int*)prop->val);
388           break;
389        case BT_PROPERTY_ADAPTER_DISCOVERY_TIMEOUT:
390           if(prop->len >= (int)sizeof(int))
391                ret = btif_config_get_int("Local", "Adapter",
392                                          BTIF_STORAGE_KEY_ADAPTER_DISC_TIMEOUT, (int*)prop->val);
393            break;
394        case BT_PROPERTY_CLASS_OF_DEVICE:
395            if(prop->len >= (int)sizeof(int))
396                ret = btif_config_get_int("Remote", bdstr,
397                                BTIF_STORAGE_PATH_REMOTE_DEVCLASS, (int*)prop->val);
398            break;
399        case BT_PROPERTY_TYPE_OF_DEVICE:
400            if(prop->len >= (int)sizeof(int))
401                ret = btif_config_get_int("Remote",
402                                    bdstr, BTIF_STORAGE_PATH_REMOTE_DEVTYPE, (int*)prop->val);
403            break;
404        case BT_PROPERTY_UUIDS:
405        {
406            char value[1280];
407            int size = sizeof(value);
408            if(btif_config_get_str("Remote", bdstr,
409                                    BTIF_STORAGE_PATH_REMOTE_SERVICE, value, &size))
410            {
411                bt_uuid_t *p_uuid = (bt_uuid_t*)prop->val;
412                uint32_t num_uuids = 0;
413                btif_in_split_uuids_string_to_list(value, p_uuid, &num_uuids);
414                prop->len = num_uuids * sizeof(bt_uuid_t);
415                ret = TRUE;
416            }
417            else
418            {
419                prop->val = NULL;
420                prop->len = 0;
421            }
422        } break;
423
424        case BT_PROPERTY_REMOTE_VERSION_INFO:
425        {
426            bt_remote_version_t *info = (bt_remote_version_t *)prop->val;
427
428            if(prop->len >= (int)sizeof(bt_remote_version_t))
429            {
430                ret = btif_config_get_int("Remote", bdstr,
431                                BTIF_STORAGE_PATH_REMOTE_VER_MFCT, &info->manufacturer);
432
433                if (ret == TRUE)
434                    ret = btif_config_get_int("Remote", bdstr,
435                                BTIF_STORAGE_PATH_REMOTE_VER_VER, &info->version);
436
437                if (ret == TRUE)
438                    ret = btif_config_get_int("Remote", bdstr,
439                                BTIF_STORAGE_PATH_REMOTE_VER_SUBVER, &info->sub_ver);
440            }
441         } break;
442
443        default:
444            BTIF_TRACE_ERROR1("Unknow prop type:%d", prop->type);
445            return FALSE;
446    }
447    return ret;
448}
449
450
451/*******************************************************************************
452**
453** Function         btif_in_fetch_bonded_devices
454**
455** Description      Internal helper function to fetch the bonded devices
456**                  from NVRAM
457**
458** Returns          BT_STATUS_SUCCESS if successful, BT_STATUS_FAIL otherwise
459**
460*******************************************************************************/
461static bt_status_t btif_in_fetch_bonded_devices(btif_bonded_devices_t *p_bonded_devices, int add)
462{
463    BTIF_TRACE_DEBUG1("in add:%d", add);
464    memset(p_bonded_devices, 0, sizeof(btif_bonded_devices_t));
465
466    char kname[128], vname[128];
467    short kpos;
468    int kname_size;
469    kname_size = sizeof(kname);
470    kname[0] = 0;
471    kpos = 0;
472    BOOLEAN bt_linkkey_file_found=FALSE;
473    int device_type;
474
475    do
476    {
477        kpos = btif_config_next_key(kpos, "Remote", kname, &kname_size);
478        BTIF_TRACE_DEBUG2("Remote device:%s, size:%d", kname, kname_size);
479        int type = BTIF_CFG_TYPE_BIN;
480        LINK_KEY link_key;
481        int size = sizeof(link_key);
482        if(btif_config_get("Remote", kname, "LinkKey", (char*)link_key, &size, &type))
483        {
484            int linkkey_type;
485            if(btif_config_get_int("Remote", kname, "LinkKeyType", &linkkey_type))
486            {
487                //int pin_len;
488                //btif_config_get_int("Remote", kname, "PinLength", &pin_len))
489                bt_bdaddr_t bd_addr;
490                str2bd(kname, &bd_addr);
491                if(add)
492                {
493                    DEV_CLASS dev_class = {0, 0, 0};
494                    int cod;
495                    if(btif_config_get_int("Remote", kname, "DevClass", &cod))
496                        uint2devclass((UINT32)cod, dev_class);
497                    BTA_DmAddDevice(bd_addr.address, dev_class, link_key, 0, 0, (UINT8)linkkey_type, 0);
498
499#if BLE_INCLUDED == TRUE
500                    if (btif_config_get_int("Remote", kname, "DevType", &device_type) &&
501                       (device_type == BT_DEVICE_TYPE_DUMO) )
502                    {
503                        btif_gatts_add_bonded_dev_from_nv(bd_addr.address);
504                    }
505#endif
506                }
507                bt_linkkey_file_found = TRUE;
508                memcpy(&p_bonded_devices->devices[p_bonded_devices->num_devices++], &bd_addr, sizeof(bt_bdaddr_t));
509            }
510            else
511            {
512#if (BLE_INCLUDED == TRUE)
513                bt_linkkey_file_found = FALSE;
514#else
515                BTIF_TRACE_ERROR1("bounded device:%s, LinkKeyType or PinLength is invalid", kname);
516#endif
517            }
518        }
519#if (BLE_INCLUDED == TRUE)
520            if(!(btif_in_fetch_bonded_ble_device(kname,add, p_bonded_devices)) && (!bt_linkkey_file_found))
521            {
522                BTIF_TRACE_DEBUG1("Remote device:%s, no link key or ble key found", kname);
523            }
524#else
525            if(!bt_linkkey_file_found)
526                BTIF_TRACE_DEBUG1("Remote device:%s, no link key", kname);
527#endif
528        kname_size = sizeof(kname);
529        kname[0] = 0;
530    } while(kpos != -1);
531    BTIF_TRACE_DEBUG0("out");
532    return BT_STATUS_SUCCESS;
533}
534
535static int hex_str_to_int(const char* str, int size)
536{
537    int  n = 0;
538    char c = *str++;
539    while (size-- != 0)
540    {
541        n <<= 4;
542        if (c >= '0' && c <= '9') {
543            n |= c - '0';
544        }
545        else if (c >= 'a' && c <= 'z') {
546            n |= c - 'a' + 10;
547        }
548        else // (c >= 'A' && c <= 'Z')
549        {
550            n |= c - 'A' + 10;
551        }
552
553        c = *str++;
554    }
555    return n;
556}
557
558/************************************************************************************
559**  Externs
560************************************************************************************/
561
562/************************************************************************************
563**  Functions
564************************************************************************************/
565
566/** functions are synchronous.
567 * functions can be called by both internal modules such as BTIF_DM and by external entiries from HAL via BTIF_context_switch
568 * For OUT parameters,  caller is expected to provide the memory.
569 * Caller is expected to provide a valid pointer to 'property->value' based on the property->type
570 */
571/*******************************************************************************
572**
573** Function         btif_storage_get_adapter_property
574**
575** Description      BTIF storage API - Fetches the adapter property->type
576**                  from NVRAM and fills property->val.
577**                  Caller should provide memory for property->val and
578**                  set the property->val
579**
580** Returns          BT_STATUS_SUCCESS if the fetch was successful,
581**                  BT_STATUS_FAIL otherwise
582**
583*******************************************************************************/
584bt_status_t btif_storage_get_adapter_property(bt_property_t *property)
585{
586
587    /* Special handling for adapter BD_ADDR and BONDED_DEVICES */
588    if (property->type == BT_PROPERTY_BDADDR)
589    {
590        BD_ADDR addr;
591        bt_bdaddr_t *bd_addr = (bt_bdaddr_t*)property->val;
592        /* This has been cached in btif. Just fetch it from there */
593        memcpy(bd_addr, &btif_local_bd_addr, sizeof(bt_bdaddr_t));
594        property->len = sizeof(bt_bdaddr_t);
595        return BT_STATUS_SUCCESS;
596    }
597    else if (property->type == BT_PROPERTY_ADAPTER_BONDED_DEVICES)
598    {
599        btif_bonded_devices_t bonded_devices;
600
601        btif_in_fetch_bonded_devices(&bonded_devices, 0);
602
603        BTIF_TRACE_DEBUG2("%s: Number of bonded devices: %d Property:BT_PROPERTY_ADAPTER_BONDED_DEVICES", __FUNCTION__, bonded_devices.num_devices);
604
605        if (bonded_devices.num_devices > 0)
606        {
607            property->len = bonded_devices.num_devices * sizeof(bt_bdaddr_t);
608            memcpy(property->val, bonded_devices.devices, property->len);
609        }
610
611        /* if there are no bonded_devices, then length shall be 0 */
612        return BT_STATUS_SUCCESS;
613    }
614    else if (property->type == BT_PROPERTY_UUIDS)
615    {
616        /* publish list of local supported services */
617        bt_uuid_t *p_uuid = (bt_uuid_t*)property->val;
618        uint32_t num_uuids = 0;
619        uint32_t i;
620
621        tBTA_SERVICE_MASK service_mask = btif_get_enabled_services_mask();
622        BTIF_TRACE_ERROR2("%s service_mask:0x%x", __FUNCTION__, service_mask);
623        for (i=0; i < BTA_MAX_SERVICE_ID; i++)
624        {
625            /* This should eventually become a function when more services are enabled */
626            if (service_mask
627                &(tBTA_SERVICE_MASK)(1 << i))
628            {
629                switch (i)
630                {
631                    case BTA_HFP_SERVICE_ID:
632                        {
633                            uuid16_to_uuid128(UUID_SERVCLASS_AG_HANDSFREE,
634                                              p_uuid+num_uuids);
635                            num_uuids++;
636                        }
637                    /* intentional fall through: Send both BFP & HSP UUIDs if HFP is enabled */
638                    case BTA_HSP_SERVICE_ID:
639                        {
640                            uuid16_to_uuid128(UUID_SERVCLASS_HEADSET_AUDIO_GATEWAY,
641                                              p_uuid+num_uuids);
642                            num_uuids++;
643                        }break;
644                    case BTA_A2DP_SERVICE_ID:
645                        {
646                            uuid16_to_uuid128(UUID_SERVCLASS_AUDIO_SOURCE,
647                                              p_uuid+num_uuids);
648                            num_uuids++;
649                        }break;
650                }
651            }
652        }
653        property->len = (num_uuids)*sizeof(bt_uuid_t);
654        return BT_STATUS_SUCCESS;
655    }
656
657    /* fall through for other properties */
658    if(!cfg2prop(NULL, property))
659    {
660        return btif_dm_get_adapter_property(property);
661    }
662    return BT_STATUS_SUCCESS;
663 }
664
665/*******************************************************************************
666**
667** Function         btif_storage_set_adapter_property
668**
669** Description      BTIF storage API - Stores the adapter property
670**                  to NVRAM
671**
672** Returns          BT_STATUS_SUCCESS if the store was successful,
673**                  BT_STATUS_FAIL otherwise
674**
675*******************************************************************************/
676bt_status_t btif_storage_set_adapter_property(bt_property_t *property)
677{
678    return prop2cfg(NULL, property) ? BT_STATUS_SUCCESS : BT_STATUS_FAIL;
679}
680
681/*******************************************************************************
682**
683** Function         btif_storage_get_remote_device_property
684**
685** Description      BTIF storage API - Fetches the remote device property->type
686**                  from NVRAM and fills property->val.
687**                  Caller should provide memory for property->val and
688**                  set the property->val
689**
690** Returns          BT_STATUS_SUCCESS if the fetch was successful,
691**                  BT_STATUS_FAIL otherwise
692**
693*******************************************************************************/
694bt_status_t btif_storage_get_remote_device_property(bt_bdaddr_t *remote_bd_addr,
695                                                    bt_property_t *property)
696{
697    return cfg2prop(remote_bd_addr, property) ? BT_STATUS_SUCCESS : BT_STATUS_FAIL;
698}
699/*******************************************************************************
700**
701** Function         btif_storage_set_remote_device_property
702**
703** Description      BTIF storage API - Stores the remote device property
704**                  to NVRAM
705**
706** Returns          BT_STATUS_SUCCESS if the store was successful,
707**                  BT_STATUS_FAIL otherwise
708**
709*******************************************************************************/
710bt_status_t btif_storage_set_remote_device_property(bt_bdaddr_t *remote_bd_addr,
711                                                    bt_property_t *property)
712{
713    return prop2cfg(remote_bd_addr, property) ? BT_STATUS_SUCCESS : BT_STATUS_FAIL;
714}
715
716/*******************************************************************************
717**
718** Function         btif_storage_add_remote_device
719**
720** Description      BTIF storage API - Adds a newly discovered device to NVRAM
721**                  along with the timestamp. Also, stores the various
722**                  properties - RSSI, BDADDR, NAME (if found in EIR)
723**
724** Returns          BT_STATUS_SUCCESS if the store was successful,
725**                  BT_STATUS_FAIL otherwise
726**
727*******************************************************************************/
728bt_status_t btif_storage_add_remote_device(bt_bdaddr_t *remote_bd_addr,
729                                           uint32_t num_properties,
730                                           bt_property_t *properties)
731{
732    uint32_t i = 0;
733    /* TODO: If writing a property, fails do we go back undo the earlier
734     * written properties? */
735    for (i=0; i < num_properties; i++)
736    {
737        /* Ignore the RSSI as this is not stored in DB */
738        if (properties[i].type == BT_PROPERTY_REMOTE_RSSI)
739            continue;
740
741        /* BD_ADDR for remote device needs special handling as we also store timestamp */
742        if (properties[i].type == BT_PROPERTY_BDADDR)
743        {
744            bt_property_t addr_prop;
745            memcpy(&addr_prop, &properties[i], sizeof(bt_property_t));
746            addr_prop.type = BT_PROPERTY_REMOTE_DEVICE_TIMESTAMP;
747            btif_storage_set_remote_device_property(remote_bd_addr,
748                                                    &addr_prop);
749        }
750        else
751        {
752            btif_storage_set_remote_device_property(remote_bd_addr,
753                                                    &properties[i]);
754        }
755    }
756    return BT_STATUS_SUCCESS;
757}
758
759/*******************************************************************************
760**
761** Function         btif_storage_add_bonded_device
762**
763** Description      BTIF storage API - Adds the newly bonded device to NVRAM
764**                  along with the link-key, Key type and Pin key length
765**
766** Returns          BT_STATUS_SUCCESS if the store was successful,
767**                  BT_STATUS_FAIL otherwise
768**
769*******************************************************************************/
770
771bt_status_t btif_storage_add_bonded_device(bt_bdaddr_t *remote_bd_addr,
772                                           LINK_KEY link_key,
773                                           uint8_t key_type,
774                                           uint8_t pin_length)
775{
776    bdstr_t bdstr;
777    bd2str(remote_bd_addr, &bdstr);
778    int ret = btif_config_set_int("Remote", bdstr, "LinkKeyType", (int)key_type);
779    ret &= btif_config_set_int("Remote", bdstr, "PinLength", (int)pin_length);
780    ret &= btif_config_set("Remote", bdstr, "LinkKey", (const char*)link_key, sizeof(LINK_KEY), BTIF_CFG_TYPE_BIN);
781    btif_config_save();
782    return ret ? BT_STATUS_SUCCESS : BT_STATUS_FAIL;
783}
784
785/*******************************************************************************
786**
787** Function         btif_storage_remove_bonded_device
788**
789** Description      BTIF storage API - Deletes the bonded device from NVRAM
790**
791** Returns          BT_STATUS_SUCCESS if the deletion was successful,
792**                  BT_STATUS_FAIL otherwise
793**
794*******************************************************************************/
795bt_status_t btif_storage_remove_bonded_device(bt_bdaddr_t *remote_bd_addr)
796{
797    bdstr_t bdstr;
798    bd2str(remote_bd_addr, &bdstr);
799    BTIF_TRACE_DEBUG1("in bd addr:%s", bdstr);
800    int ret = btif_config_remove("Remote", bdstr, "LinkKeyType");
801    ret &= btif_config_remove("Remote", bdstr, "PinLength");
802    ret &= btif_config_remove("Remote", bdstr, "LinkKey");
803    btif_config_save();
804    return ret ? BT_STATUS_SUCCESS : BT_STATUS_FAIL;
805
806}
807
808/*******************************************************************************
809**
810** Function         btif_storage_load_bonded_devices
811**
812** Description      BTIF storage API - Loads all the bonded devices from NVRAM
813**                  and adds to the BTA.
814**                  Additionally, this API also invokes the adaper_properties_cb
815**                  and remote_device_properties_cb for each of the bonded devices.
816**
817** Returns          BT_STATUS_SUCCESS if successful, BT_STATUS_FAIL otherwise
818**
819*******************************************************************************/
820bt_status_t btif_storage_load_bonded_devices(void)
821{
822    char *fname;
823    btif_bonded_devices_t bonded_devices;
824    uint32_t i = 0;
825    bt_property_t adapter_props[6];
826    uint32_t num_props = 0;
827    bt_property_t remote_properties[8];
828    bt_bdaddr_t addr;
829    bt_bdname_t name, alias;
830    bt_scan_mode_t mode;
831    uint32_t disc_timeout;
832    bt_bdaddr_t *devices_list;
833    bt_uuid_t local_uuids[BT_MAX_NUM_UUIDS];
834    bt_uuid_t remote_uuids[BT_MAX_NUM_UUIDS];
835    uint32_t cod, devtype;
836
837    btif_in_fetch_bonded_devices(&bonded_devices, 1);
838
839    /* Now send the adapter_properties_cb with all adapter_properties */
840    {
841        memset(adapter_props, 0, sizeof(adapter_props));
842
843        /* BD_ADDR */
844        BTIF_STORAGE_GET_ADAPTER_PROP(BT_PROPERTY_BDADDR, &addr, sizeof(addr),
845                                      adapter_props[num_props]);
846        num_props++;
847
848        /* BD_NAME */
849        BTIF_STORAGE_GET_ADAPTER_PROP(BT_PROPERTY_BDNAME, &name, sizeof(name),
850                                      adapter_props[num_props]);
851        num_props++;
852
853        /* SCAN_MODE */
854        /* TODO: At the time of BT on, always report the scan mode as 0 irrespective
855         of the scan_mode during the previous enable cycle.
856         This needs to be re-visited as part of the app/stack enable sequence
857         synchronization */
858        mode = BT_SCAN_MODE_NONE;
859        adapter_props[num_props].type = BT_PROPERTY_ADAPTER_SCAN_MODE;
860        adapter_props[num_props].len = sizeof(mode);
861        adapter_props[num_props].val = &mode;
862        num_props++;
863
864        /* DISC_TIMEOUT */
865        BTIF_STORAGE_GET_ADAPTER_PROP(BT_PROPERTY_ADAPTER_DISCOVERY_TIMEOUT,
866                                      &disc_timeout, sizeof(disc_timeout),
867                                      adapter_props[num_props]);
868        num_props++;
869
870        /* BONDED_DEVICES */
871        devices_list = (bt_bdaddr_t*)malloc(sizeof(bt_bdaddr_t)*bonded_devices.num_devices);
872        adapter_props[num_props].type = BT_PROPERTY_ADAPTER_BONDED_DEVICES;
873        adapter_props[num_props].len = bonded_devices.num_devices * sizeof(bt_bdaddr_t);
874        adapter_props[num_props].val = devices_list;
875        for (i=0; i < bonded_devices.num_devices; i++)
876        {
877            memcpy(devices_list + i, &bonded_devices.devices[i], sizeof(bt_bdaddr_t));
878        }
879        num_props++;
880
881        /* LOCAL UUIDs */
882        BTIF_STORAGE_GET_ADAPTER_PROP(BT_PROPERTY_UUIDS,
883                                      local_uuids, sizeof(local_uuids),
884                                      adapter_props[num_props]);
885        num_props++;
886
887        btif_adapter_properties_evt(BT_STATUS_SUCCESS, num_props, adapter_props);
888
889        free(devices_list);
890    }
891
892    BTIF_TRACE_EVENT2("%s: %d bonded devices found", __FUNCTION__, bonded_devices.num_devices);
893
894    {
895        for (i = 0; i < bonded_devices.num_devices; i++)
896        {
897            bt_bdaddr_t *p_remote_addr;
898
899            num_props = 0;
900            p_remote_addr = &bonded_devices.devices[i];
901            memset(remote_properties, 0, sizeof(remote_properties));
902            BTIF_STORAGE_GET_REMOTE_PROP(p_remote_addr, BT_PROPERTY_BDNAME,
903                                         &name, sizeof(name),
904                                         remote_properties[num_props]);
905            num_props++;
906
907            BTIF_STORAGE_GET_REMOTE_PROP(p_remote_addr, BT_PROPERTY_REMOTE_FRIENDLY_NAME,
908                                         &alias, sizeof(alias),
909                                         remote_properties[num_props]);
910            num_props++;
911
912            BTIF_STORAGE_GET_REMOTE_PROP(p_remote_addr, BT_PROPERTY_CLASS_OF_DEVICE,
913                                         &cod, sizeof(cod),
914                                         remote_properties[num_props]);
915            num_props++;
916
917            BTIF_STORAGE_GET_REMOTE_PROP(p_remote_addr, BT_PROPERTY_TYPE_OF_DEVICE,
918                                         &devtype, sizeof(devtype),
919                                         remote_properties[num_props]);
920            num_props++;
921
922            BTIF_STORAGE_GET_REMOTE_PROP(p_remote_addr, BT_PROPERTY_UUIDS,
923                                         remote_uuids, sizeof(remote_uuids),
924                                         remote_properties[num_props]);
925            num_props++;
926
927            btif_remote_properties_evt(BT_STATUS_SUCCESS, p_remote_addr,
928                                       num_props, remote_properties);
929        }
930    }
931    return BT_STATUS_SUCCESS;
932}
933
934#if (BLE_INCLUDED == TRUE)
935
936/*******************************************************************************
937**
938** Function         btif_storage_add_ble_bonding_key
939**
940** Description      BTIF storage API - Adds the newly bonded device to NVRAM
941**                  along with the ble-key, Key type and Pin key length
942**
943** Returns          BT_STATUS_SUCCESS if the store was successful,
944**                  BT_STATUS_FAIL otherwise
945**
946*******************************************************************************/
947
948bt_status_t btif_storage_add_ble_bonding_key(bt_bdaddr_t *remote_bd_addr,
949                                           char *key,
950                                           UINT8 key_type,
951                                           UINT8 key_length)
952{
953    bdstr_t bdstr;
954    bd2str(remote_bd_addr, &bdstr);
955    const char* name;
956    switch(key_type)
957    {
958        case BTIF_DM_LE_KEY_PENC:
959            name = "LE_KEY_PENC";
960            break;
961        case BTIF_DM_LE_KEY_PID:
962            name = "LE_KEY_PID";
963            break;
964        case BTIF_DM_LE_KEY_PCSRK:
965            name = "LE_KEY_PCSRK";
966            break;
967        case BTIF_DM_LE_KEY_LENC:
968            name = "LE_KEY_LENC";
969            break;
970        case BTIF_DM_LE_KEY_LCSRK:
971            name = "LE_KEY_LCSRK";
972            break;
973        default:
974            return BT_STATUS_FAIL;
975    }
976    int ret = btif_config_set("Remote", bdstr, name, (const char*)key, (int)key_length, BTIF_CFG_TYPE_BIN);
977    btif_config_save();
978    return ret ? BT_STATUS_SUCCESS : BT_STATUS_FAIL;
979}
980
981/*******************************************************************************
982**
983** Function         btif_storage_get_ble_bonding_key
984**
985** Description
986**
987** Returns          BT_STATUS_SUCCESS if the fetch was successful,
988**                  BT_STATUS_FAIL otherwise
989**
990*******************************************************************************/
991bt_status_t btif_storage_get_ble_bonding_key(bt_bdaddr_t *remote_bd_addr,
992                                             UINT8 key_type,
993                                             char *key_value,
994                                             int key_length)
995{
996    bdstr_t bdstr;
997    bd2str(remote_bd_addr, &bdstr);
998    const char* name;
999    int type = BTIF_CFG_TYPE_BIN;
1000    switch(key_type)
1001    {
1002        case BTIF_DM_LE_KEY_PENC:
1003            name = "LE_KEY_PENC";
1004            break;
1005        case BTIF_DM_LE_KEY_PID:
1006            name = "LE_KEY_PID";
1007            break;
1008        case BTIF_DM_LE_KEY_PCSRK:
1009            name = "LE_KEY_PCSRK";
1010            break;
1011        case BTIF_DM_LE_KEY_LENC:
1012            name = "LE_KEY_LENC";
1013            break;
1014        case BTIF_DM_LE_KEY_LCSRK:
1015            name = "LE_KEY_LCSRK";
1016            break;
1017        default:
1018            return BT_STATUS_FAIL;
1019    }
1020    int ret = btif_config_get("Remote", bdstr, name, key_value, &key_length, &type);
1021    return ret ? BT_STATUS_SUCCESS : BT_STATUS_FAIL;
1022
1023}
1024
1025/*******************************************************************************
1026**
1027** Function         btif_storage_remove_ble_keys
1028**
1029** Description      BTIF storage API - Deletes the bonded device from NVRAM
1030**
1031** Returns          BT_STATUS_SUCCESS if the deletion was successful,
1032**                  BT_STATUS_FAIL otherwise
1033**
1034*******************************************************************************/
1035bt_status_t btif_storage_remove_ble_bonding_keys(bt_bdaddr_t *remote_bd_addr)
1036{
1037    bdstr_t bdstr;
1038    bd2str(remote_bd_addr, &bdstr);
1039    BTIF_TRACE_DEBUG2(" %s in bd addr:%s",__FUNCTION__, bdstr);
1040    int ret = 1;
1041    if(btif_config_exist("Remote", bdstr, "LE_KEY_PENC"))
1042        ret &= btif_config_remove("Remote", bdstr, "LE_KEY_PENC");
1043    if(btif_config_exist("Remote", bdstr, "LE_KEY_PID"))
1044        ret &= btif_config_remove("Remote", bdstr, "LE_KEY_PID");
1045    if(btif_config_exist("Remote", bdstr, "LE_KEY_PCSRK"))
1046        ret &= btif_config_remove("Remote", bdstr, "LE_KEY_PCSRK");
1047    if(btif_config_exist("Remote", bdstr, "LE_KEY_LENC"))
1048        ret &= btif_config_remove("Remote", bdstr, "LE_KEY_LENC");
1049    if(btif_config_exist("Remote", bdstr, "LE_KEY_LCSRK"))
1050        ret &= btif_config_remove("Remote", bdstr, "LE_KEY_LCSRK");
1051    btif_config_save();
1052    return ret ? BT_STATUS_SUCCESS : BT_STATUS_FAIL;
1053}
1054
1055/*******************************************************************************
1056**
1057** Function         btif_storage_add_ble_local_key
1058**
1059** Description      BTIF storage API - Adds the ble key to NVRAM
1060**
1061** Returns          BT_STATUS_SUCCESS if the store was successful,
1062**                  BT_STATUS_FAIL otherwise
1063**
1064*******************************************************************************/
1065bt_status_t btif_storage_add_ble_local_key(char *key,
1066                                           uint8_t key_type,
1067                                           uint8_t key_length)
1068{
1069    const char* name;
1070    switch(key_type)
1071    {
1072        case BTIF_DM_LE_LOCAL_KEY_IR:
1073            name = "LE_LOCAL_KEY_IR";
1074            break;
1075        case BTIF_DM_LE_LOCAL_KEY_IRK:
1076            name = "LE_LOCAL_KEY_IRK";
1077            break;
1078        case BTIF_DM_LE_LOCAL_KEY_DHK:
1079            name = "LE_LOCAL_KEY_DHK";
1080            break;
1081        case BTIF_DM_LE_LOCAL_KEY_ER:
1082            name = "LE_LOCAL_KEY_ER";
1083            break;
1084        default:
1085            return BT_STATUS_FAIL;
1086    }
1087    int ret = btif_config_set("Local", "Adapter", name, (const char*)key, key_length, BTIF_CFG_TYPE_BIN);
1088    btif_config_save();
1089    return ret ? BT_STATUS_SUCCESS : BT_STATUS_FAIL;
1090}
1091
1092/*******************************************************************************
1093**
1094** Function         btif_storage_get_ble_local_key
1095**
1096** Description
1097**
1098** Returns          BT_STATUS_SUCCESS if the fetch was successful,
1099**                  BT_STATUS_FAIL otherwise
1100**
1101*******************************************************************************/
1102bt_status_t btif_storage_get_ble_local_key(UINT8 key_type,
1103                                           char *key_value,
1104                                           int key_length)
1105{
1106    const char* name;
1107    int type = BTIF_CFG_TYPE_BIN;
1108    switch(key_type)
1109    {
1110        case BTIF_DM_LE_LOCAL_KEY_IR:
1111            name = "LE_LOCAL_KEY_IR";
1112            break;
1113        case BTIF_DM_LE_LOCAL_KEY_IRK:
1114            name = "LE_LOCAL_KEY_IRK";
1115            break;
1116        case BTIF_DM_LE_LOCAL_KEY_DHK:
1117            name = "LE_LOCAL_KEY_DHK";
1118            break;
1119        case BTIF_DM_LE_LOCAL_KEY_ER:
1120            name = "LE_LOCAL_KEY_ER";
1121            break;
1122        default:
1123            return BT_STATUS_FAIL;
1124    }
1125    int ret = btif_config_get("Local", "Adapter", name, key_value, &key_length, &type);
1126    return ret ? BT_STATUS_SUCCESS : BT_STATUS_FAIL;
1127
1128}
1129
1130/*******************************************************************************
1131**
1132** Function         btif_storage_remove_ble_local_keys
1133**
1134** Description      BTIF storage API - Deletes the bonded device from NVRAM
1135**
1136** Returns          BT_STATUS_SUCCESS if the deletion was successful,
1137**                  BT_STATUS_FAIL otherwise
1138**
1139*******************************************************************************/
1140bt_status_t btif_storage_remove_ble_local_keys(void)
1141{
1142    int ret = 1;
1143    if(btif_config_exist("Local", "Adapter", "LE_LOCAL_KEY_IR"))
1144        ret &= btif_config_remove("Local", "Adapter", "LE_LOCAL_KEY_IR");
1145    if(btif_config_exist("Local", "Adapter", "LE_LOCAL_KEY_IRK"))
1146        ret &= btif_config_remove("Local", "Adapter", "LE_LOCAL_KEY_IRK");
1147    if(btif_config_exist("Local", "Adapter", "LE_LOCAL_KEY_DHK"))
1148        ret &= btif_config_remove("Local", "Adapter", "LE_LOCAL_KEY_DHK");
1149    if(btif_config_exist("Local", "Adapter", "LE_LOCAL_KEY_ER"))
1150        ret &= btif_config_remove("Local", "Adapter", "LE_LOCAL_KEY_ER");
1151    btif_config_save();
1152    return ret ? BT_STATUS_SUCCESS : BT_STATUS_FAIL;
1153}
1154
1155bt_status_t btif_in_fetch_bonded_ble_device(char *remote_bd_addr,int add, btif_bonded_devices_t *p_bonded_devices)
1156{
1157    int device_type;
1158    int addr_type;
1159    char buf[100];
1160    UINT32 i;
1161    bt_bdaddr_t bd_addr;
1162    BD_ADDR bta_bd_addr;
1163    BOOLEAN is_device_added =FALSE;
1164    tBTA_LE_KEY_VALUE *p;
1165
1166    if(!btif_config_get_int("Remote", remote_bd_addr,"DevType", &device_type))
1167        return BT_STATUS_FAIL;
1168    if(device_type == BT_DEVICE_TYPE_BLE)
1169    {
1170            BTIF_TRACE_DEBUG2("%s %s found a BLE device", __FUNCTION__,remote_bd_addr);
1171            str2bd(remote_bd_addr, &bd_addr);
1172            bdcpy(bta_bd_addr, bd_addr.address);
1173            if (btif_storage_get_remote_addr_type(&bd_addr, &addr_type) != BT_STATUS_SUCCESS)
1174            {
1175                return BT_STATUS_FAIL;
1176            }
1177
1178            memset(buf, 0, sizeof(buf));
1179            if (btif_storage_get_ble_bonding_key(&bd_addr,
1180                                                 BTIF_DM_LE_KEY_PENC,
1181                                                 buf,
1182                                                 sizeof(btif_dm_ble_penc_keys_t)) == BT_STATUS_SUCCESS)
1183            {
1184                if(add)
1185                {
1186                    if (!is_device_added)
1187                    {
1188                        BTA_DmAddBleDevice(bta_bd_addr, addr_type, BT_DEVICE_TYPE_BLE);
1189                        is_device_added = TRUE;
1190                    }
1191                    p = (tBTA_LE_KEY_VALUE *)buf;
1192                    for (i=0; i<16; i++)
1193                    {
1194                        BTIF_TRACE_DEBUG2("penc_key.ltk[%d]=0x%02x",i,p->penc_key.ltk[i]);
1195                    }
1196                    for (i=0; i<8; i++)
1197                    {
1198                        BTIF_TRACE_DEBUG2("penc_key.rand[%d]=0x%02x",i,p->penc_key.rand[i]);
1199                    }
1200                    BTIF_TRACE_DEBUG1("p->penc_key.ediv=0x%04x",p->penc_key.ediv);
1201                    BTIF_TRACE_DEBUG1("p->penc_key.sec_level=0x%02x",p->penc_key.sec_level);
1202                    BTIF_TRACE_DEBUG1("p->penc_key.key_size=0x%02x",p->penc_key.key_size);
1203                    BTA_DmAddBleKey (bta_bd_addr, (tBTA_LE_KEY_VALUE *)buf, BTIF_DM_LE_KEY_PENC);
1204                }
1205            }
1206
1207            memset(buf, 0, sizeof(buf));
1208            if (btif_storage_get_ble_bonding_key(&bd_addr,
1209                                                 BTIF_DM_LE_KEY_PID,
1210                                                 buf,
1211                                                 sizeof(btif_dm_ble_pcsrk_keys_t)) == BT_STATUS_SUCCESS)
1212            {
1213                if(add)
1214                {
1215                    if (!is_device_added)
1216                    {
1217                        BTA_DmAddBleDevice(bta_bd_addr, addr_type, BT_DEVICE_TYPE_BLE);
1218                        is_device_added = TRUE;
1219                    }
1220                    p = (tBTA_LE_KEY_VALUE *)buf;
1221                    for (i=0; i<16; i++)
1222                    {
1223                        BTIF_TRACE_DEBUG2("p->pid_key[%d]=0x%02x",i,p->pid_key.irk[i]);
1224                    }
1225
1226                    BTA_DmAddBleKey (bta_bd_addr, (tBTA_LE_KEY_VALUE *)buf, BTIF_DM_LE_KEY_PID);
1227                }
1228            }
1229
1230            memset(buf, 0, sizeof(buf));
1231            if (btif_storage_get_ble_bonding_key(&bd_addr,
1232                                                 BTIF_DM_LE_KEY_PCSRK,
1233                                                 buf,
1234                                                 sizeof(btif_dm_ble_pcsrk_keys_t)) == BT_STATUS_SUCCESS)
1235            {
1236                if(add)
1237                {
1238                    if (!is_device_added)
1239                    {
1240                        BTA_DmAddBleDevice(bta_bd_addr, addr_type, BT_DEVICE_TYPE_BLE);
1241                        is_device_added = TRUE;
1242                    }
1243
1244                    p = (tBTA_LE_KEY_VALUE *)buf;
1245                    for (i=0; i<16; i++)
1246                    {
1247                        BTIF_TRACE_DEBUG2("p->pcsrk_key.csrk[%d]=0x%02x",i, p->psrk_key.csrk[i]);
1248                    }
1249                    BTIF_TRACE_DEBUG1("p->pcsrk_key.counter=0x%08x",p->psrk_key.counter);
1250                    BTIF_TRACE_DEBUG1("p->pcsrk_key.sec_level=0x%02x",p->psrk_key.sec_level);
1251
1252                    BTA_DmAddBleKey (bta_bd_addr, (tBTA_LE_KEY_VALUE *)buf, BTIF_DM_LE_KEY_PCSRK);
1253                }
1254            }
1255
1256            memset(buf, 0, sizeof(buf));
1257            if (btif_storage_get_ble_bonding_key(&bd_addr,
1258                                                 BTIF_DM_LE_KEY_LENC,
1259                                                 buf,
1260                                                 sizeof(btif_dm_ble_lenc_keys_t)) == BT_STATUS_SUCCESS)
1261            {
1262                if(add)
1263                {
1264                    if (!is_device_added)
1265                    {
1266                        BTA_DmAddBleDevice(bta_bd_addr, addr_type, BT_DEVICE_TYPE_BLE);
1267                        is_device_added = TRUE;
1268                    }
1269                    p = (tBTA_LE_KEY_VALUE *)buf;
1270                    BTIF_TRACE_DEBUG1("p->lenc_key.div=0x%04x",p->lenc_key.div);
1271                    BTIF_TRACE_DEBUG1("p->lenc_key.key_size=0x%02x",p->lenc_key.key_size);
1272                    BTIF_TRACE_DEBUG1("p->lenc_key.sec_level=0x%02x",p->lenc_key.sec_level);
1273
1274                    BTA_DmAddBleKey (bta_bd_addr, (tBTA_LE_KEY_VALUE *)buf, BTIF_DM_LE_KEY_LENC);
1275                }
1276            }
1277
1278            memset(buf, 0, sizeof(buf));
1279            if (btif_storage_get_ble_bonding_key(&bd_addr,
1280                                                 BTIF_DM_LE_KEY_LCSRK,
1281                                                 buf,
1282                                                 sizeof(btif_dm_ble_lcsrk_keys_t)) == BT_STATUS_SUCCESS)
1283            {
1284                if(add)
1285                {
1286                    if (!is_device_added)
1287                    {
1288                        BTA_DmAddBleDevice(bta_bd_addr, addr_type, BT_DEVICE_TYPE_BLE);
1289                        is_device_added = TRUE;
1290                    }
1291                    p = (tBTA_LE_KEY_VALUE *)buf;
1292                    BTIF_TRACE_DEBUG1("p->lcsrk_key.div=0x%04x",p->lcsrk_key.div);
1293                    BTIF_TRACE_DEBUG1("p->lcsrk_key.counter=0x%08x",p->lcsrk_key.counter);
1294                    BTIF_TRACE_DEBUG1("p->lcsrk_key.sec_level=0x%02x",p->lcsrk_key.sec_level);
1295
1296                    BTA_DmAddBleKey (bta_bd_addr, (tBTA_LE_KEY_VALUE *)buf, BTIF_DM_LE_KEY_LCSRK);
1297                }
1298            }
1299
1300            /* Fill in the bonded devices */
1301            if (is_device_added)
1302            {
1303                memcpy(&p_bonded_devices->devices[p_bonded_devices->num_devices++], &bd_addr, sizeof(bt_bdaddr_t));
1304                btif_gatts_add_bonded_dev_from_nv(bta_bd_addr);
1305            }
1306
1307            return BT_STATUS_SUCCESS;
1308    }
1309    return BT_STATUS_FAIL;
1310}
1311
1312bt_status_t btif_storage_set_remote_addr_type(bt_bdaddr_t *remote_bd_addr,
1313                                              UINT8 addr_type)
1314{
1315    bdstr_t bdstr;
1316    bd2str(remote_bd_addr, &bdstr);
1317    int ret = btif_config_set_int("Remote", bdstr, "AddrType", (int)addr_type);
1318    btif_config_save();
1319    return ret ? BT_STATUS_SUCCESS : BT_STATUS_FAIL;
1320}
1321
1322/*******************************************************************************
1323**
1324** Function         btif_storage_get_remote_addr_type
1325**
1326** Description      BTIF storage API - Fetches the remote addr type
1327**
1328** Returns          BT_STATUS_SUCCESS if the fetch was successful,
1329**                  BT_STATUS_FAIL otherwise
1330**
1331*******************************************************************************/
1332bt_status_t btif_storage_get_remote_addr_type(bt_bdaddr_t *remote_bd_addr,
1333                                              int*addr_type)
1334{
1335    bdstr_t bdstr;
1336    bd2str(remote_bd_addr, &bdstr);
1337    int ret = btif_config_get_int("Remote", bdstr, "AddrType", addr_type);
1338    return ret ? BT_STATUS_SUCCESS : BT_STATUS_FAIL;
1339}
1340#endif
1341/*******************************************************************************
1342**
1343** Function         btif_storage_add_hid_device_info
1344**
1345** Description      BTIF storage API - Adds the hid information of bonded hid devices-to NVRAM
1346**
1347** Returns          BT_STATUS_SUCCESS if the store was successful,
1348**                  BT_STATUS_FAIL otherwise
1349**
1350*******************************************************************************/
1351
1352bt_status_t btif_storage_add_hid_device_info(bt_bdaddr_t *remote_bd_addr,
1353                                                    UINT16 attr_mask, UINT8 sub_class,
1354                                                    UINT8 app_id, UINT16 vendor_id,
1355                                                    UINT16 product_id, UINT16 version,
1356                                                    UINT8 ctry_code, UINT16 dl_len, UINT8 *dsc_list)
1357{
1358    bdstr_t bdstr;
1359    bd2str(remote_bd_addr, &bdstr);
1360    btif_config_set_int("Remote", bdstr, "HidAttrMask", attr_mask);
1361    btif_config_set_int("Remote", bdstr, "HidSubClass", sub_class);
1362    btif_config_set_int("Remote", bdstr, "HidAppId", app_id);
1363    btif_config_set_int("Remote", bdstr, "HidVendorId", vendor_id);
1364    btif_config_set_int("Remote", bdstr, "HidProductId", product_id);
1365    btif_config_set_int("Remote", bdstr, "HidVersion", version);
1366    btif_config_set_int("Remote", bdstr, "HidCountryCode", ctry_code);
1367    if(dl_len > 0)
1368        btif_config_set("Remote", bdstr, "HidDescriptor", (const char*)dsc_list, dl_len, BTIF_CFG_TYPE_BIN);
1369    return BT_STATUS_SUCCESS;
1370}
1371
1372/*******************************************************************************
1373**
1374** Function         btif_storage_load_bonded_hid_info
1375**
1376** Description      BTIF storage API - Loads hid info for all the bonded devices from NVRAM
1377**                  and adds those devices  to the BTA_HH.
1378**
1379** Returns          BT_STATUS_SUCCESS if successful, BT_STATUS_FAIL otherwise
1380**
1381*******************************************************************************/
1382bt_status_t btif_storage_load_bonded_hid_info(void)
1383{
1384    bt_bdaddr_t bd_addr;
1385    tBTA_HH_DEV_DSCP_INFO dscp_info;
1386    uint32_t i;
1387    uint16_t attr_mask;
1388    uint8_t  sub_class;
1389    uint8_t  app_id;
1390
1391    char kname[128], vname[128];
1392    short kpos;
1393    int kname_size;
1394    kname_size = sizeof(kname);
1395    kname[0] = 0;
1396    kpos = 0;
1397    memset(&dscp_info, 0, sizeof(dscp_info));
1398    do
1399    {
1400        kpos = btif_config_next_key(kpos, "Remote", kname, &kname_size);
1401        BTIF_TRACE_DEBUG2("Remote device:%s, size:%d", kname, kname_size);
1402        int value;
1403        if(btif_config_get_int("Remote", kname, "HidAttrMask", &value))
1404        {
1405            attr_mask = (uint16_t)value;
1406
1407            btif_config_get_int("Remote", kname, "HidSubClass", &value);
1408            sub_class = (uint8_t)value;
1409
1410            btif_config_get_int("Remote", kname, "HidAppId", &value);
1411            app_id = (uint8_t)value;
1412
1413            btif_config_get_int("Remote", kname, "HidVendorId", &value);
1414            dscp_info.vendor_id = (uint16_t) value;
1415
1416            btif_config_get_int("Remote", kname, "HidProductId", &value);
1417            dscp_info.product_id = (uint16_t) value;
1418
1419            btif_config_get_int("Remote", kname, "HidVersion", &value);
1420            dscp_info.version = (uint8_t) value;
1421
1422            btif_config_get_int("Remote", kname, "HidCountryCode", &value);
1423            dscp_info.ctry_code = (uint8_t) value;
1424
1425            int len = 0;
1426            int type;
1427            btif_config_get("Remote", kname, "HidDescriptor", NULL, &len, &type);
1428            if(len > 0)
1429            {
1430                dscp_info.descriptor.dl_len = (uint16_t)len;
1431                dscp_info.descriptor.dsc_list = (uint8_t*)alloca(len);
1432                btif_config_get("Remote", kname, "HidDescriptor", (char*)dscp_info.descriptor.dsc_list, &len, &type);
1433            }
1434            str2bd(kname, &bd_addr);
1435            // add extracted information to BTA HH
1436            if (btif_hh_add_added_dev(bd_addr,attr_mask))
1437            {
1438                BTA_HhAddDev(bd_addr.address, attr_mask, sub_class,
1439                        app_id, dscp_info);
1440            }
1441        }
1442    } while(kpos != -1);
1443
1444    return BT_STATUS_SUCCESS;
1445}
1446
1447/*******************************************************************************
1448**
1449** Function         btif_storage_remove_hid_info
1450**
1451** Description      BTIF storage API - Deletes the bonded hid device info from NVRAM
1452**
1453** Returns          BT_STATUS_SUCCESS if the deletion was successful,
1454**                  BT_STATUS_FAIL otherwise
1455**
1456*******************************************************************************/
1457bt_status_t btif_storage_remove_hid_info(bt_bdaddr_t *remote_bd_addr)
1458{
1459    char *fname;
1460    int ret;
1461    bdstr_t bdstr;
1462    bd2str(remote_bd_addr, &bdstr);
1463
1464    btif_config_remove("Remote", bdstr, "HidAttrMask");
1465    btif_config_remove("Remote", bdstr, "HidSubClass");
1466    btif_config_remove("Remote", bdstr, "HidAppId");
1467    btif_config_remove("Remote", bdstr, "HidVendorId");
1468    btif_config_remove("Remote", bdstr, "HidProductId");
1469    btif_config_remove("Remote", bdstr, "HidVersion");
1470    btif_config_remove("Remote", bdstr, "HidCountryCode");
1471    btif_config_remove("Remote", bdstr, "HidDescriptor");
1472    return BT_STATUS_SUCCESS;
1473}
1474
1475/*******************************************************************************
1476**
1477** Function         btif_storage_read_hl_apps_cb
1478**
1479** Description      BTIF storage API - Read HL application control block from NVRAM
1480**
1481** Returns          BT_STATUS_SUCCESS if the operation was successful,
1482**                  BT_STATUS_FAIL otherwise
1483**
1484*******************************************************************************/
1485bt_status_t btif_storage_read_hl_apps_cb(char *value, int value_size)
1486{
1487    bt_status_t bt_status = BT_STATUS_SUCCESS;
1488    int read_size=value_size, read_type=BTIF_CFG_TYPE_BIN;
1489
1490    if (!btif_config_exist("Local", BTIF_STORAGE_HL_APP, BTIF_STORAGE_HL_APP_CB))
1491    {
1492        memset(value, value_size, 0);
1493        if (!btif_config_set("Local", BTIF_STORAGE_HL_APP,BTIF_STORAGE_HL_APP_CB,
1494                             value, value_size, BTIF_CFG_TYPE_BIN))
1495        {
1496            bt_status = BT_STATUS_FAIL;
1497        }
1498        else
1499        {
1500            btif_config_save();
1501        }
1502    }
1503    else
1504    {
1505        if (!btif_config_get("Local", BTIF_STORAGE_HL_APP, BTIF_STORAGE_HL_APP_CB,
1506                             value, &read_size, &read_type))
1507        {
1508            bt_status = BT_STATUS_FAIL;
1509        }
1510        else
1511        {
1512            if ((read_size != value_size) || (read_type != BTIF_CFG_TYPE_BIN) )
1513            {
1514                BTIF_TRACE_ERROR4("%s  value_size=%d read_size=%d read_type=%d",
1515                                  __FUNCTION__, value_size, read_size, read_type);
1516                bt_status = BT_STATUS_FAIL;
1517            }
1518        }
1519
1520    }
1521
1522    BTIF_TRACE_DEBUG3("%s  status=%d value_size=%d", __FUNCTION__, bt_status, value_size);
1523    return bt_status;
1524}
1525
1526
1527/*******************************************************************************
1528**
1529** Function         btif_storage_load_autopair_device_list
1530**
1531** Description      BTIF storage API - Populates auto pair device list
1532**
1533** Returns          BT_STATUS_SUCCESS if the auto pair blacklist is successfully populated
1534**                  BT_STATUS_FAIL otherwise
1535**
1536*******************************************************************************/
1537
1538bt_status_t btif_storage_load_autopair_device_list()
1539{
1540    char *key_name, *key_value;
1541    int i=0;
1542    char linebuf[BTIF_STORAGE_MAX_LINE_SZ];
1543    char *line;
1544    FILE *fp;
1545
1546    if(!btif_config_exist("Local", BTIF_STORAGE_PATH_AUTOPAIR_BLACKLIST, NULL))
1547    {
1548        /* first time loading of auto pair blacklist configuration  */
1549
1550        fp = fopen (BTIF_AUTO_PAIR_CONF_FILE, "r");
1551
1552        if (fp == NULL)
1553        {
1554            ALOGE("%s: Failed to open auto pair blacklist conf file at %s", __FUNCTION__,BTIF_AUTO_PAIR_CONF_FILE );
1555            return BT_STATUS_FAIL;
1556        }
1557
1558        /* read through auto_pairing.conf file and create the key value pairs specific to  auto pair blacklist devices */
1559        while (fgets(linebuf, BTIF_STORAGE_MAX_LINE_SZ, fp) != NULL)
1560        {
1561            /* trip  leading white spaces */
1562            while (linebuf[i] == BTIF_AUTO_PAIR_CONF_SPACE)
1563                i++;
1564
1565            /* skip  commented lines */
1566            if (linebuf[i] == BTIF_AUTO_PAIR_CONF_COMMENT)
1567                continue;
1568
1569            line = (char*)&(linebuf[i]);
1570
1571            if (line == NULL)
1572                continue;
1573
1574            key_name = strtok(line, BTIF_AUTO_PAIR_CONF_KEY_VAL_DELIMETER);
1575
1576            if (key_name == NULL)
1577                continue;
1578            else if((strcmp(key_name, BTIF_STORAGE_KEY_AUTOPAIR_BLACKLIST_ADDR) == 0) ||
1579                    (strcmp(key_name, BTIF_STORAGE_KEY_AUTOPAIR_BLACKLIST_EXACTNAME) ==0) ||
1580                    (strcmp(key_name, BTIF_STORAGE_KEY_AUTOPAIR_FIXPIN_KBLIST) ==0 ) ||
1581                    (strcmp(key_name, BTIF_STORAGE_KEY_AUTOPAIR_BLACKLIST_PARTIALNAME) == 0) ||
1582                    (strcmp(key_name, BTIF_STORAGE_KEY_AUTOPAIR_DYNAMIC_BLACKLIST_ADDR) == 0))
1583            {
1584                key_value = strtok(NULL, BTIF_AUTO_PAIR_CONF_KEY_VAL_DELIMETER);
1585                btif_config_set_str("Local", BTIF_STORAGE_PATH_AUTOPAIR_BLACKLIST, key_name, key_value);
1586            }
1587        }
1588        fclose(fp);
1589    }
1590    return BT_STATUS_SUCCESS;
1591}
1592
1593/*******************************************************************************
1594**
1595** Function         btif_storage_is_device_autopair_blacklisted
1596**
1597** Description      BTIF storage API  Checks if the given device is blacklisted for auto pairing
1598**
1599** Returns          TRUE if the device is found in the auto pair blacklist
1600**                  FALSE otherwise
1601**
1602*******************************************************************************/
1603BOOLEAN  btif_storage_is_device_autopair_blacklisted(bt_bdaddr_t *remote_bd_addr)
1604{
1605    char *token;
1606    int ret;
1607    bdstr_t bdstr;
1608    char *dev_name_str;
1609    uint8_t i = 0;
1610    char value[BTIF_STORAGE_MAX_LINE_SZ];
1611    int value_size = sizeof(value);
1612
1613    bd2str(remote_bd_addr, &bdstr);
1614
1615    /* Consider only  Lower Address Part from BD Address */
1616    bdstr[8] = '\0';
1617
1618    if(btif_config_get_str("Local", BTIF_STORAGE_PATH_AUTOPAIR_BLACKLIST,
1619                BTIF_STORAGE_KEY_AUTOPAIR_BLACKLIST_ADDR, value, &value_size))
1620    {
1621        if (strcasestr(value,bdstr) != NULL)
1622            return TRUE;
1623    }
1624
1625    dev_name_str = BTM_SecReadDevName((remote_bd_addr->address));
1626
1627    if (dev_name_str != NULL)
1628    {
1629        value_size = sizeof(value);
1630        if(btif_config_get_str("Local", BTIF_STORAGE_PATH_AUTOPAIR_BLACKLIST,
1631                    BTIF_STORAGE_KEY_AUTOPAIR_BLACKLIST_EXACTNAME, value, &value_size))
1632        {
1633            if (strstr(value,dev_name_str) != NULL)
1634                return TRUE;
1635        }
1636        value_size = sizeof(value);
1637        if(btif_config_get_str("Local", BTIF_STORAGE_PATH_AUTOPAIR_BLACKLIST,
1638                    BTIF_STORAGE_KEY_AUTOPAIR_BLACKLIST_PARTIALNAME, value, &value_size))
1639        {
1640            token = strtok(value, BTIF_AUTO_PAIR_CONF_VALUE_SEPARATOR);
1641            while (token != NULL)
1642            {
1643                if (strstr(dev_name_str, token) != NULL)
1644                    return TRUE;
1645
1646                token = strtok(NULL, BTIF_AUTO_PAIR_CONF_VALUE_SEPARATOR);
1647            }
1648        }
1649    }
1650    if(btif_config_get_str("Local", BTIF_STORAGE_PATH_AUTOPAIR_BLACKLIST,
1651                BTIF_STORAGE_KEY_AUTOPAIR_DYNAMIC_BLACKLIST_ADDR, value, &value_size))
1652    {
1653        if (strstr(value,bdstr) != NULL)
1654            return TRUE;
1655    }
1656    return FALSE;
1657}
1658
1659/*******************************************************************************
1660**
1661** Function         btif_storage_add_device_to_autopair_blacklist
1662**
1663** Description      BTIF storage API - Add a remote device to the auto pairing blacklist
1664**
1665** Returns          BT_STATUS_SUCCESS if the device is successfully added to the auto pair blacklist
1666**                  BT_STATUS_FAIL otherwise
1667**
1668*******************************************************************************/
1669bt_status_t btif_storage_add_device_to_autopair_blacklist(bt_bdaddr_t *remote_bd_addr)
1670{
1671    int ret;
1672    bdstr_t bdstr;
1673    char linebuf[BTIF_STORAGE_MAX_LINE_SZ+20];
1674    char input_value [20];
1675
1676    bd2str(remote_bd_addr, &bdstr);
1677    strncpy(input_value, (char*)bdstr, 20);
1678    strncat(input_value,BTIF_AUTO_PAIR_CONF_VALUE_SEPARATOR, 20);
1679    int line_size = sizeof(linebuf);
1680    if(btif_config_get_str("Local", BTIF_STORAGE_PATH_AUTOPAIR_BLACKLIST,
1681                            BTIF_STORAGE_KEY_AUTOPAIR_DYNAMIC_BLACKLIST_ADDR, linebuf, &line_size))
1682    {
1683         /* Append this address to the dynamic List of BD address  */
1684        strncat (linebuf, input_value, BTIF_STORAGE_MAX_LINE_SZ);
1685    }
1686    else
1687    {
1688        strncpy( linebuf,input_value, BTIF_STORAGE_MAX_LINE_SZ);
1689    }
1690
1691    /* Write back the key value */
1692    ret = btif_config_set_str("Local", BTIF_STORAGE_PATH_AUTOPAIR_BLACKLIST,
1693                        BTIF_STORAGE_KEY_AUTOPAIR_DYNAMIC_BLACKLIST_ADDR, linebuf);
1694
1695    return ret ? BT_STATUS_SUCCESS:BT_STATUS_FAIL;
1696}
1697
1698/*******************************************************************************
1699**
1700** Function         btif_storage_is_fixed_pin_zeros_keyboard
1701**
1702** Description      BTIF storage API - checks if this device has fixed PIN key device list
1703**
1704** Returns          TRUE   if the device is found in the fixed pin keyboard device list
1705**                  FALSE otherwise
1706**
1707*******************************************************************************/
1708BOOLEAN btif_storage_is_fixed_pin_zeros_keyboard(bt_bdaddr_t *remote_bd_addr)
1709{
1710    int ret;
1711    bdstr_t bdstr;
1712    char *dev_name_str;
1713    uint8_t i = 0;
1714    char linebuf[BTIF_STORAGE_MAX_LINE_SZ];
1715
1716    bd2str(remote_bd_addr, &bdstr);
1717
1718	/*consider on LAP part of BDA string*/
1719	bdstr[8] = '\0';
1720
1721    int line_size = sizeof(linebuf);
1722    if(btif_config_get_str("Local", BTIF_STORAGE_PATH_AUTOPAIR_BLACKLIST,
1723                            BTIF_STORAGE_KEY_AUTOPAIR_FIXPIN_KBLIST, linebuf, &line_size))
1724    {
1725        if (strcasestr(linebuf,bdstr) != NULL)
1726            return TRUE;
1727    }
1728    return FALSE;
1729
1730}
1731