NimbleController : Encapsulate device info service in its own class.
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14d6954466
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24a7b6e397
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#include "DeviceInformationService.h"
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using namespace Pinetime::Controllers;
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constexpr ble_uuid16_t DeviceInformationService::manufacturerNameUuid;
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constexpr ble_uuid16_t DeviceInformationService::modelNumberUuid;
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constexpr ble_uuid16_t DeviceInformationService::serialNumberUuid;
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constexpr ble_uuid16_t DeviceInformationService::fwRevisionUuid;
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constexpr ble_uuid16_t DeviceInformationService::deviceInfoUuid;
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constexpr ble_uuid16_t DeviceInformationService::hwRevisionUuid;
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int DeviceInformationCallback(uint16_t conn_handle, uint16_t attr_handle, struct ble_gatt_access_ctxt *ctxt, void *arg) {
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auto deviceInformationService = static_cast<DeviceInformationService*>(arg);
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return deviceInformationService->OnDeviceInfoRequested(conn_handle, attr_handle, ctxt);
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}
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void DeviceInformationService::Init() {
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ble_gatts_count_cfg(serviceDefinition);
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ble_gatts_add_svcs(serviceDefinition);
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}
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int DeviceInformationService::OnDeviceInfoRequested(uint16_t conn_handle, uint16_t attr_handle,
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struct ble_gatt_access_ctxt *ctxt) {
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const char *str;
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switch (ble_uuid_u16(ctxt->chr->uuid)) {
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case manufacturerNameId:
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str = manufacturerName;
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break;
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case modelNumberId:
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str = modelNumber;
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break;
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case serialNumberId:
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str = serialNumber;
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break;
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case fwRevisionId:
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str = fwRevision;
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break;
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case hwRevisionId:
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str = hwRevision;
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break;
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default:
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return BLE_ATT_ERR_UNLIKELY;
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}
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int res = os_mbuf_append(ctxt->om, str, strlen(str));
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return (res == 0) ? 0 : BLE_ATT_ERR_INSUFFICIENT_RES;
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}
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DeviceInformationService::DeviceInformationService() :
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characteristicDefinition{
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{
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.uuid = (ble_uuid_t *) &manufacturerNameUuid,
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.access_cb = DeviceInformationCallback,
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.arg = this,
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.flags = BLE_GATT_CHR_F_READ,
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},
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{
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.uuid = (ble_uuid_t *) &modelNumberUuid,
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.access_cb = DeviceInformationCallback,
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.arg = this,
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.flags = BLE_GATT_CHR_F_READ,
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},
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{
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.uuid = (ble_uuid_t *) &serialNumberUuid,
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.access_cb = DeviceInformationCallback,
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.arg = this,
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.flags = BLE_GATT_CHR_F_READ,
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},
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{
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.uuid = (ble_uuid_t *) &fwRevisionUuid,
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.access_cb = DeviceInformationCallback,
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.arg = this,
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.flags = BLE_GATT_CHR_F_READ,
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},
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{
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.uuid = (ble_uuid_t *) &hwRevisionUuid,
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.access_cb = DeviceInformationCallback,
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.arg = this,
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.flags = BLE_GATT_CHR_F_READ,
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},
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{
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0
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}
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},
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serviceDefinition{
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{
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/* Device Information Service */
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.type = BLE_GATT_SVC_TYPE_PRIMARY,
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.uuid = (ble_uuid_t *) &deviceInfoUuid,
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.characteristics = characteristicDefinition
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},
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{
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0
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},
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}
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{
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}
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@ -0,0 +1,67 @@
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#pragma once
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#include <cstdint>
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#include <array>
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#include <host/ble_gap.h>
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namespace Pinetime {
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namespace Controllers {
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class DeviceInformationService {
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public:
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DeviceInformationService();
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void Init();
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int OnDeviceInfoRequested(uint16_t conn_handle, uint16_t attr_handle,
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struct ble_gatt_access_ctxt *ctxt);
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private:
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static constexpr uint16_t deviceInfoId {0x180a};
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static constexpr uint16_t manufacturerNameId {0x2a29};
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static constexpr uint16_t modelNumberId {0x2a24};
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static constexpr uint16_t serialNumberId {0x2a25};
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static constexpr uint16_t fwRevisionId {0x2a26};
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static constexpr uint16_t hwRevisionId {0x2a27};
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static constexpr char* manufacturerName = "Codingfield";
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static constexpr char* modelNumber = "1";
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static constexpr char* serialNumber = "9.8.7.6.5.4";
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static constexpr char* fwRevision = "0.5.0";
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static constexpr char* hwRevision = "1.0.0";
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static constexpr ble_uuid16_t deviceInfoUuid {
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.u { .type = BLE_UUID_TYPE_16 },
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.value = deviceInfoId
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};
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static constexpr ble_uuid16_t manufacturerNameUuid {
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.u { .type = BLE_UUID_TYPE_16 },
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.value = manufacturerNameId
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};
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static constexpr ble_uuid16_t modelNumberUuid {
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.u { .type = BLE_UUID_TYPE_16 },
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.value = modelNumberId
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};
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static constexpr ble_uuid16_t serialNumberUuid {
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.u { .type = BLE_UUID_TYPE_16 },
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.value = serialNumberId
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};
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static constexpr ble_uuid16_t fwRevisionUuid {
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.u { .type = BLE_UUID_TYPE_16 },
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.value = fwRevisionId
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};
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static constexpr ble_uuid16_t hwRevisionUuid {
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.u {.type = BLE_UUID_TYPE_16},
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.value = hwRevisionId
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};
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struct ble_gatt_chr_def characteristicDefinition[6];
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struct ble_gatt_svc_def serviceDefinition[2];
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};
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}
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}
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