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#include "DeviceInformationService.h"
using namespace Pinetime::Controllers;
constexpr ble_uuid16_t DeviceInformationService::manufacturerNameUuid;
constexpr ble_uuid16_t DeviceInformationService::modelNumberUuid;
constexpr ble_uuid16_t DeviceInformationService::serialNumberUuid;
constexpr ble_uuid16_t DeviceInformationService::fwRevisionUuid;
constexpr ble_uuid16_t DeviceInformationService::deviceInfoUuid;
constexpr ble_uuid16_t DeviceInformationService::hwRevisionUuid;
constexpr ble_uuid16_t DeviceInformationService::swRevisionUuid;
int DeviceInformationCallback(uint16_t conn_handle, uint16_t attr_handle, struct ble_gatt_access_ctxt* ctxt, void* arg) {
auto deviceInformationService = static_cast<DeviceInformationService*>(arg);
return deviceInformationService->OnDeviceInfoRequested(conn_handle, attr_handle, ctxt);
}
void DeviceInformationService::Init() {
int res = 0;
res = ble_gatts_count_cfg(serviceDefinition);
ASSERT(res == 0);
res = ble_gatts_add_svcs(serviceDefinition);
ASSERT(res == 0);
}
int DeviceInformationService::OnDeviceInfoRequested(uint16_t conn_handle, uint16_t attr_handle, struct ble_gatt_access_ctxt* ctxt) {
const char* str;
switch (ble_uuid_u16(ctxt->chr->uuid)) {
case manufacturerNameId:
str = manufacturerName;
break;
case modelNumberId:
str = modelNumber;
break;
case serialNumberId:
str = serialNumber;
break;
case fwRevisionId:
str = fwRevision;
break;
case hwRevisionId:
str = hwRevision;
break;
case swRevisionId:
str = swRevision;
break;
default:
return BLE_ATT_ERR_UNLIKELY;
}
int res = os_mbuf_append(ctxt->om, str, strlen(str));
return (res == 0) ? 0 : BLE_ATT_ERR_INSUFFICIENT_RES;
}
DeviceInformationService::DeviceInformationService()
: characteristicDefinition {{
.uuid = (ble_uuid_t*) &manufacturerNameUuid,
.access_cb = DeviceInformationCallback,
.arg = this,
.flags = BLE_GATT_CHR_F_READ,
},
{
.uuid = (ble_uuid_t*) &modelNumberUuid,
.access_cb = DeviceInformationCallback,
.arg = this,
.flags = BLE_GATT_CHR_F_READ,
},
{
.uuid = (ble_uuid_t*) &serialNumberUuid,
.access_cb = DeviceInformationCallback,
.arg = this,
.flags = BLE_GATT_CHR_F_READ,
},
{
.uuid = (ble_uuid_t*) &fwRevisionUuid,
.access_cb = DeviceInformationCallback,
.arg = this,
.flags = BLE_GATT_CHR_F_READ,
},
{
.uuid = (ble_uuid_t*) &hwRevisionUuid,
.access_cb = DeviceInformationCallback,
.arg = this,
.flags = BLE_GATT_CHR_F_READ,
},
{
.uuid = (ble_uuid_t*) &swRevisionUuid,
.access_cb = DeviceInformationCallback,
.arg = this,
.flags = BLE_GATT_CHR_F_READ,
},
{0}},
serviceDefinition {
{/* Device Information Service */
.type = BLE_GATT_SVC_TYPE_PRIMARY,
.uuid = (ble_uuid_t*) &deviceInfoUuid,
.characteristics = characteristicDefinition},
{0},
} {
}
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