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      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 #define LOG_TAG "bte_conf"
     20 
     21 #include <assert.h>
     22 #include <stdio.h>
     23 #include <string.h>
     24 #include <utils/Log.h>
     25 
     26 #include "bta_api.h"
     27 #include "config.h"
     28 
     29 // TODO: eliminate these global variables.
     30 extern char hci_logfile[256];
     31 extern BOOLEAN hci_logging_enabled;
     32 extern BOOLEAN hci_save_log;
     33 extern BOOLEAN trace_conf_enabled;
     34 void bte_trace_conf_config(const config_t *config);
     35 
     36 // Reads the stack configuration file and populates global variables with
     37 // the contents of the file.
     38 void bte_load_conf(const char *path) {
     39   assert(path != NULL);
     40 
     41   ALOGI("%s attempt to load stack conf from %s", __func__, path);
     42 
     43   config_t *config = config_new(path);
     44   if (!config) {
     45     ALOGI("%s file >%s< not found", __func__, path);
     46     return;
     47   }
     48 
     49   strlcpy(hci_logfile, config_get_string(config, CONFIG_DEFAULT_SECTION, "BtSnoopFileName", ""), sizeof(hci_logfile));
     50   hci_logging_enabled = config_get_bool(config, CONFIG_DEFAULT_SECTION, "BtSnoopLogOutput", false);
     51   hci_save_log = config_get_bool(config, CONFIG_DEFAULT_SECTION, "BtSnoopSaveLog", false);
     52   trace_conf_enabled = config_get_bool(config, CONFIG_DEFAULT_SECTION, "TraceConf", false);
     53 
     54   bte_trace_conf_config(config);
     55   config_free(config);
     56 }
     57 
     58 #if (defined(BLE_INCLUDED) && (BLE_INCLUDED == TRUE))
     59 extern int btm_ble_tx_power[BTM_BLE_ADV_TX_POWER_MAX + 1];
     60 void bte_load_ble_conf(const char* path)
     61 {
     62   assert(path != NULL);
     63 
     64   ALOGI("%s attempt to load ble stack conf from %s", __func__, path);
     65 
     66   config_t *config = config_new(path);
     67   if (!config) {
     68     ALOGI("%s file >%s< not found", __func__, path);
     69     return;
     70   }
     71 
     72   const char* ble_adv_tx_power = config_get_string(config, CONFIG_DEFAULT_SECTION, "BLE_ADV_TX_POWER", "");
     73   if(*ble_adv_tx_power) {
     74     sscanf(ble_adv_tx_power, "%d,%d,%d,%d,%d", btm_ble_tx_power, btm_ble_tx_power + 1, btm_ble_tx_power + 2,
     75                                                btm_ble_tx_power + 3, btm_ble_tx_power + 4);
     76     ALOGI("loaded btm_ble_tx_power: %d, %d, %d, %d, %d", (char)btm_ble_tx_power[0], (char)btm_ble_tx_power[1],
     77                                         btm_ble_tx_power[2], btm_ble_tx_power[3], btm_ble_tx_power[4]);
     78   }
     79   config_free(config);
     80 }
     81 #endif
     82 
     83 // Parses the specified Device ID configuration file and registers the
     84 // Device ID records with SDP.
     85 void bte_load_did_conf(const char *p_path) {
     86     assert(p_path != NULL);
     87 
     88     config_t *config = config_new(p_path);
     89     if (!config) {
     90         ALOGE("%s unable to load DID config '%s'.", __func__, p_path);
     91         return;
     92     }
     93 
     94     for (int i = 1; i <= BTA_DI_NUM_MAX; ++i) {
     95         char section_name[16] = { 0 };
     96         snprintf(section_name, sizeof(section_name), "DID%d", i);
     97 
     98         if (!config_has_section(config, section_name)) {
     99             ALOGD("%s no section named %s.", __func__, section_name);
    100             break;
    101         }
    102 
    103         tBTA_DI_RECORD record;
    104         record.vendor = config_get_int(config, section_name, "vendorId", LMP_COMPID_BROADCOM);
    105         record.vendor_id_source = config_get_int(config, section_name, "vendorIdSource", DI_VENDOR_ID_SOURCE_BTSIG);
    106         record.product = config_get_int(config, section_name, "productId", 0);
    107         record.version = config_get_int(config, section_name, "version", 0);
    108         record.primary_record = config_get_bool(config, section_name, "primaryRecord", false);
    109         strlcpy(record.client_executable_url, config_get_string(config, section_name, "clientExecutableURL", ""), sizeof(record.client_executable_url));
    110         strlcpy(record.service_description, config_get_string(config, section_name, "serviceDescription", ""), sizeof(record.service_description));
    111         strlcpy(record.documentation_url, config_get_string(config, section_name, "documentationURL", ""), sizeof(record.documentation_url));
    112 
    113         if (record.vendor_id_source != DI_VENDOR_ID_SOURCE_BTSIG &&
    114             record.vendor_id_source != DI_VENDOR_ID_SOURCE_USBIF) {
    115             ALOGE("%s invalid vendor id source %d; ignoring DID record %d.", __func__, record.vendor_id_source, i);
    116             continue;
    117         }
    118 
    119         ALOGD("Device ID record %d : %s", i, (record.primary_record ? "primary" : "not primary"));
    120         ALOGD("  vendorId            = %04x", record.vendor);
    121         ALOGD("  vendorIdSource      = %04x", record.vendor_id_source);
    122         ALOGD("  product             = %04x", record.product);
    123         ALOGD("  version             = %04x", record.version);
    124         ALOGD("  clientExecutableURL = %s", record.client_executable_url);
    125         ALOGD("  serviceDescription  = %s", record.service_description);
    126         ALOGD("  documentationURL    = %s", record.documentation_url);
    127 
    128         uint32_t record_handle;
    129         tBTA_STATUS status = BTA_DmSetLocalDiRecord(&record, &record_handle);
    130         if (status != BTA_SUCCESS) {
    131             ALOGE("%s unable to set device ID record %d: error %d.", __func__, i, status);
    132         }
    133     }
    134 
    135     config_free(config);
    136 }
    137 
    138