add le_dis_c

1. discovery device info service
2. dis client handling events from the database discovery module
3. reading different characteristics from DIS, and show with segger rtt

app_config.h

@@ -200,6 +200,11 @@ extern "C"
 #define BLE_DB_DISCOVERY_ENABLED             1
 // Priority with which BLE events are dispatched to the Database Discovery module.
 #define BLE_DB_DISC_BLE_OBSERVER_PRIO        1
+// Enable Device Information Client  module
+#define BLE_DIS_C_ENABLED                    1
+// Priority with which BLE events are dispatched to the Device Information Client.
+#define BLE_DIS_C_BLE_OBSERVER_PRIO          1
+
 
 #define COUNTOF(x)                           (sizeof(x) / sizeof(x[0]))
 

bmd380_central.vcxproj

@@ -376,6 +376,7 @@
     <ClCompile Include="..\bmd380_sdk\components\ble\nrf_ble_scan\nrf_ble_scan.c" />
     <ClCompile Include="..\bmd380_sdk\components\libraries\queue\nrf_queue.c" />
     <ClCompile Include="le_db_discovery.c" />
+    <ClCompile Include="le_dis_c.c" />
     <ClCompile Include="le_gap.c" />
     <ClCompile Include="le_gatt.c" />
     <ClCompile Include="le_gap_queue.c" />

bmd380_central.vcxproj.filters

@@ -1664,6 +1664,9 @@
     <ClCompile Include="le_gap_queue.c">
       <Filter>Source files</Filter>
     </ClCompile>
+    <ClCompile Include="le_dis_c.c">
+      <Filter>Source files</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="..\bmd380_sdk\components\ble\ble_services\ble_dis_c\ble_dis_c.h">

le_db_discovery.c

@@ -24,6 +24,8 @@ static void db_disc_handler(ble_db_discovery_evt_t *p_evt)
     {
         case BLE_DB_DISCOVERY_COMPLETE:
             NRF_LOG_INFO("BLE_DB_DISCOVERY_COMPLETE");
+            extern void le_dis_c_on_db_disc_evt(ble_db_discovery_evt_t *p_evt);
+            le_dis_c_on_db_disc_evt(p_evt);
             break;
         case BLE_DB_DISCOVERY_ERROR:
             NRF_LOG_INFO("BLE_DB_DISCOVERY_ERROR");

le_dis_c.c

@@ -0,0 +1,72 @@
+#include "ble_dis_c.h"
+
+#include "ble_gattc.h"
+#include "nrf_ble_gq.h"
+
+#include "nrf_log.h"
+#include "nrf_log_ctrl.h"
+#include "nrf_log_default_backends.h"
+
+ble_dis_c_char_type_t dis_c_char_types[10];
+BLE_DIS_C_DEF(m_ble_dis_c);
+
+void dis_c_evt_handler(ble_dis_c_t *p_ble_dis_c, ble_dis_c_evt_t const *p_evt)
+{
+    switch (p_evt->evt_type)
+    {
+        case BLE_DIS_C_EVT_DISCOVERY_COMPLETE:
+            ble_dis_c_handles_assign(p_ble_dis_c, p_evt->conn_handle, p_evt->params.disc_complete.handles);
+            ble_dis_c_read(&m_ble_dis_c, BLE_DIS_C_MANUF_NAME);
+            ble_dis_c_read(&m_ble_dis_c, BLE_DIS_C_MODEL_NUM);
+            ble_dis_c_read(&m_ble_dis_c, BLE_DIS_C_SERIAL_NUM);
+            ble_dis_c_read(&m_ble_dis_c, BLE_DIS_C_FW_REV);
+            ble_dis_c_read(&m_ble_dis_c, BLE_DIS_C_HW_REV);
+            break;
+        case BLE_DIS_C_EVT_DIS_C_READ_RSP: {
+            char str[32];
+            memset(str, 0x00, sizeof(str));
+            memcpy(str, p_evt->params.read_rsp.content.string.p_data, p_evt->params.read_rsp.content.string.len);
+            switch (p_evt->params.read_rsp.char_type)
+            {
+                case BLE_DIS_C_MANUF_NAME:
+                    NRF_LOG_INFO("Manufacture: %s", str);
+                    break;
+                case BLE_DIS_C_MODEL_NUM:
+                    NRF_LOG_INFO("Model: %s", str);
+                    break;
+                case BLE_DIS_C_SERIAL_NUM:
+                    NRF_LOG_INFO("Serial Num: %s", str);
+                    break;
+                case BLE_DIS_C_FW_REV:
+                    NRF_LOG_INFO("FW Ver: %s", str);
+                    break;
+                case BLE_DIS_C_HW_REV:
+                    NRF_LOG_INFO("HW Ver: %s", str);
+                    break;
+                default:
+                    break;
+            }
+            break;
+        }
+        default:
+            break;
+    }
+}
+
+void le_dis_c_init(void)
+{
+    ble_dis_c_init_t dis_init;
+    memset(&dis_init, 0x00, sizeof(dis_init));
+
+    extern nrf_ble_gq_t *le_gap_queue(void);
+    dis_init.evt_handler   = dis_c_evt_handler;
+    dis_init.p_gatt_queue  = le_gap_queue();
+    dis_init.error_handler = NULL;
+
+    ble_dis_c_init(&m_ble_dis_c, &dis_init);
+}
+
+void le_dis_c_on_db_disc_evt(ble_db_discovery_evt_t *p_evt)
+{
+    ble_dis_c_on_db_disc_evt(&m_ble_dis_c, p_evt);
+}

main.c

@@ -111,6 +111,9 @@ int main(void)
     extern void le_db_discovery_init(void);
     le_db_discovery_init();
 
+    extern void le_dis_c_init(void);
+    le_dis_c_init();
+
     extern void le_gap_init(void);
     le_gap_init();