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NimbleController : CTS & ANS are now working together (even if the code is not as good as I would like).

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This commit is contained in:
JF 2020-04-25 15:52:00 +02:00
parent 5fcb90a149
commit 032fad094c
6 changed files with 174 additions and 105 deletions
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49
src/Components/Ble/AlertNotificationClient.cpp
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@ -13,19 +13,6 @@ constexpr ble_uuid16_t AlertNotificationClient::newAlertUuid;
constexpr ble_uuid16_t AlertNotificationClient::unreadAlertStatusUuid;
constexpr ble_uuid16_t AlertNotificationClient::controlPointUuid;
int Pinetime::Controllers::AlertNotificationDiscoveryEventCallback(uint16_t conn_handle, const struct ble_gatt_error *error,
const struct ble_gatt_svc *service, void *arg) {
auto client = static_cast<AlertNotificationClient*>(arg);
return client->OnDiscoveryEvent(conn_handle, error, service);
}
int Pinetime::Controllers::AlertNotificationCharacteristicsDiscoveryEventCallback(uint16_t conn_handle,
const struct ble_gatt_error *error,
const struct ble_gatt_chr *chr, void *arg) {
auto client = static_cast<AlertNotificationClient*>(arg);
return client->OnCharacteristicsDiscoveryEvent(conn_handle, error, chr);
}
int Pinetime::Controllers::NewAlertSubcribeCallback(uint16_t conn_handle,
const struct ble_gatt_error *error,
struct ble_gatt_attr *attr,
@ -34,37 +21,23 @@ int Pinetime::Controllers::NewAlertSubcribeCallback(uint16_t conn_handle,
return client->OnNewAlertSubcribe(conn_handle, error, attr);
}
int Pinetime::Controllers::AlertNotificationDescriptorDiscoveryEventCallback(uint16_t conn_handle,
const struct ble_gatt_error *error,
uint16_t chr_val_handle,
const struct ble_gatt_dsc *dsc,
void *arg) {
NRF_LOG_INFO("ANS VCS");
auto client = static_cast<AlertNotificationClient*>(arg);
return client->OnDescriptorDiscoveryEventCallback(conn_handle, error, chr_val_handle, dsc);
}
AlertNotificationClient::AlertNotificationClient(Pinetime::System::SystemTask& systemTask,
Pinetime::Controllers::NotificationManager& notificationManager) :
systemTask{systemTask}, notificationManager{notificationManager}{
}
void AlertNotificationClient::StartDiscovery(uint16_t connectionHandle) {
ble_gattc_disc_svc_by_uuid(connectionHandle, ((ble_uuid_t*)&ansServiceUuid), AlertNotificationDiscoveryEventCallback, this);
}
bool AlertNotificationClient::OnDiscoveryEvent(uint16_t connectionHandle, const ble_gatt_error *error, const ble_gatt_svc *service) {
if(service == nullptr && error->status == BLE_HS_EDONE) {
NRF_LOG_INFO("ANS Discovery complete");
ble_gattc_disc_all_dscs(connectionHandle, newAlertHandle, ansEndHandle, AlertNotificationDescriptorDiscoveryEventCallback, this);
return true;
}
if(service != nullptr && ble_uuid_cmp(((ble_uuid_t*)&ansServiceUuid), &service->uuid.u) == 0) {
NRF_LOG_INFO("ANS discovered : 0x%x", service->start_handle);
ble_gattc_disc_all_chrs(connectionHandle, service->start_handle, service->end_handle, AlertNotificationCharacteristicsDiscoveryEventCallback, this);
ansEndHandle = service->end_handle;
ansStartHandle = service->start_handle;
ansEndHandle = service->end_handle;
isDiscovered = true;
}
return false;
}
@ -147,3 +120,19 @@ void AlertNotificationClient::OnNotification(ble_gap_event *event) {
systemTask.PushMessage(Pinetime::System::SystemTask::Messages::OnNewNotification);
}
}
bool AlertNotificationClient::IsDiscovered() const {
return isDiscovered;
}
uint16_t AlertNotificationClient::StartHandle() const {
return ansStartHandle;
}
uint16_t AlertNotificationClient::EndHandle() const {
return ansEndHandle;
}
uint16_t AlertNotificationClient::NewAlerthandle() const {
return newAlertHandle;
}

66
src/Components/Ble/AlertNotificationClient.h
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@ -1,4 +1,5 @@
#pragma once
#include <cstdint>
#include <array>
#include <host/ble_gap.h>
@ -6,29 +7,17 @@
namespace Pinetime {
namespace Controllers {
int AlertNotificationDiscoveryEventCallback(uint16_t conn_handle, const struct ble_gatt_error *error,
const struct ble_gatt_svc *service, void *arg);
int AlertNotificationCharacteristicsDiscoveryEventCallback(uint16_t conn_handle,
const struct ble_gatt_error *error,
const struct ble_gatt_chr *chr, void *arg);
int NewAlertSubcribeCallback(uint16_t conn_handle,
const struct ble_gatt_error *error,
struct ble_gatt_attr *attr,
void *arg);
int AlertNotificationDescriptorDiscoveryEventCallback(uint16_t conn_handle,
const struct ble_gatt_error *error,
uint16_t chr_val_handle,
const struct ble_gatt_dsc *dsc,
void *arg);
const struct ble_gatt_error *error,
struct ble_gatt_attr *attr,
void *arg);
class AlertNotificationClient {
public:
explicit AlertNotificationClient(Pinetime::System::SystemTask& systemTask, Pinetime::Controllers::NotificationManager& notificationManager);
explicit AlertNotificationClient(Pinetime::System::SystemTask &systemTask,
Pinetime::Controllers::NotificationManager &notificationManager);
void Init();
void StartDiscovery(uint16_t connectionHandle);
bool OnDiscoveryEvent(uint16_t connectionHandle, const ble_gatt_error *error, const ble_gatt_svc *service);
int OnCharacteristicsDiscoveryEvent(uint16_t connectionHandle, const ble_gatt_error *error,
const ble_gatt_chr *characteristic);
@ -36,39 +25,47 @@ namespace Pinetime {
int OnDescriptorDiscoveryEventCallback(uint16_t connectionHandle, const ble_gatt_error *error,
uint16_t characteristicValueHandle, const ble_gatt_dsc *descriptor);
void OnNotification(ble_gap_event *event);
bool IsDiscovered() const;
uint16_t StartHandle() const;
uint16_t EndHandle() const;
static constexpr const ble_uuid16_t &Uuid() { return ansServiceUuid; }
uint16_t NewAlerthandle() const;
private:
static constexpr uint16_t ansServiceId {0x1811};
static constexpr uint16_t ansServiceId{0x1811};
static constexpr uint16_t supportedNewAlertCategoryId = 0x2a47;
static constexpr uint16_t supportedUnreadAlertCategoryId = 0x2a48;
static constexpr uint16_t newAlertId = 0x2a46;
static constexpr uint16_t unreadAlertStatusId = 0x2a45;
static constexpr uint16_t controlPointId = 0x2a44;
static constexpr ble_uuid16_t ansServiceUuid {
.u { .type = BLE_UUID_TYPE_16 },
static constexpr ble_uuid16_t ansServiceUuid{
.u {.type = BLE_UUID_TYPE_16},
.value = ansServiceId
};
static constexpr ble_uuid16_t supportedNewAlertCategoryUuid {
.u { .type = BLE_UUID_TYPE_16 },
static constexpr ble_uuid16_t supportedNewAlertCategoryUuid{
.u {.type = BLE_UUID_TYPE_16},
.value = supportedNewAlertCategoryId
};
static constexpr ble_uuid16_t supportedUnreadAlertCategoryUuid {
.u { .type = BLE_UUID_TYPE_16 },
static constexpr ble_uuid16_t supportedUnreadAlertCategoryUuid{
.u {.type = BLE_UUID_TYPE_16},
.value = supportedUnreadAlertCategoryId
};
static constexpr ble_uuid16_t newAlertUuid {
.u { .type = BLE_UUID_TYPE_16 },
static constexpr ble_uuid16_t newAlertUuid{
.u {.type = BLE_UUID_TYPE_16},
.value = newAlertId
};
static constexpr ble_uuid16_t unreadAlertStatusUuid {
.u { .type = BLE_UUID_TYPE_16 },
static constexpr ble_uuid16_t unreadAlertStatusUuid{
.u {.type = BLE_UUID_TYPE_16},
.value = unreadAlertStatusId
};
static constexpr ble_uuid16_t controlPointUuid {
.u { .type = BLE_UUID_TYPE_16 },
static constexpr ble_uuid16_t controlPointUuid{
.u {.type = BLE_UUID_TYPE_16},
.value = controlPointId
};
uint16_t ansStartHandle;
uint16_t ansEndHandle;
uint16_t supportedNewAlertCategoryHandle;
uint16_t supportedUnreadAlertCategoryHandle;
@ -77,12 +74,9 @@ namespace Pinetime {
uint16_t newAlertDefHandle;
uint16_t unreadAlertStatusHandle;
uint16_t controlPointHandle;
bool discoveryDone = false;
Pinetime::System::SystemTask& systemTask;
Pinetime::Controllers::NotificationManager& notificationManager;
bool isDiscovered = false;
Pinetime::System::SystemTask &systemTask;
Pinetime::Controllers::NotificationManager &notificationManager;
};
}
}

51
src/Components/Ble/CurrentTimeClient.cpp
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@ -6,25 +6,6 @@ using namespace Pinetime::Controllers;
constexpr ble_uuid16_t CurrentTimeClient::ctsServiceUuid;
constexpr ble_uuid16_t CurrentTimeClient::currentTimeCharacteristicUuid;
int Pinetime::Controllers::CurrentTimeDiscoveryEventCallback(uint16_t conn_handle, const struct ble_gatt_error *error,
const struct ble_gatt_svc *service, void *arg) {
auto client = static_cast<CurrentTimeClient*>(arg);
return client->OnDiscoveryEvent(conn_handle, error, service);
}
int Pinetime::Controllers::CurrentTimeCharacteristicDiscoveredCallback(uint16_t conn_handle, const struct ble_gatt_error *error,
const struct ble_gatt_chr *chr, void *arg) {
auto client = static_cast<CurrentTimeClient*>(arg);
return client->OnCharacteristicDiscoveryEvent(conn_handle, error, chr);
}
int Pinetime::Controllers::CurrentTimeReadCallback(uint16_t conn_handle, const struct ble_gatt_error *error,
struct ble_gatt_attr *attr, void *arg) {
auto client = static_cast<CurrentTimeClient*>(arg);
return client->OnCurrentTimeReadResult(conn_handle, error, attr);
}
CurrentTimeClient::CurrentTimeClient(DateTime& dateTimeController) : dateTimeController{dateTimeController} {
}
@ -33,10 +14,6 @@ void CurrentTimeClient::Init() {
}
void CurrentTimeClient::StartDiscovery(uint16_t connectionHandle) {
ble_gattc_disc_svc_by_uuid(connectionHandle, ((ble_uuid_t*)&ctsServiceUuid), CurrentTimeDiscoveryEventCallback, this);
}
bool CurrentTimeClient::OnDiscoveryEvent(uint16_t connectionHandle, const ble_gatt_error *error, const ble_gatt_svc *service) {
if(service == nullptr && error->status == BLE_HS_EDONE) {
NRF_LOG_INFO("CTS Discovery complete");
@ -45,20 +22,24 @@ bool CurrentTimeClient::OnDiscoveryEvent(uint16_t connectionHandle, const ble_ga
if(service != nullptr && ble_uuid_cmp(((ble_uuid_t*)&ctsServiceUuid), &service->uuid.u) == 0) {
NRF_LOG_INFO("CTS discovered : 0x%x", service->start_handle);
ble_gattc_disc_chrs_by_uuid(connectionHandle, service->start_handle, service->end_handle, ((ble_uuid_t*)&currentTimeCharacteristicUuid), CurrentTimeCharacteristicDiscoveredCallback, this);
isDiscovered = true;
ctsStartHandle = service->start_handle;
ctsEndHandle = service->end_handle;
return false;
}
return false;
}
int CurrentTimeClient::OnCharacteristicDiscoveryEvent(uint16_t conn_handle, const ble_gatt_error *error,
const ble_gatt_chr *characteristic) {
if(characteristic == nullptr && error->status == BLE_HS_EDONE)
if(characteristic == nullptr && error->status == BLE_HS_EDONE) {
NRF_LOG_INFO("CTS Characteristic discovery complete");
return 0;
}
if(characteristic != nullptr && ble_uuid_cmp(((ble_uuid_t*)&currentTimeCharacteristicUuid), &characteristic->uuid.u) == 0) {
NRF_LOG_INFO("CTS Characteristic discovered : 0x%x", characteristic->val_handle);
ble_gattc_read(conn_handle, characteristic->val_handle, CurrentTimeReadCallback, this);
currentTimeHandle = characteristic->val_handle;
}
return 0;
}
@ -78,3 +59,19 @@ int CurrentTimeClient::OnCurrentTimeReadResult(uint16_t conn_handle, const ble_g
}
return 0;
}
bool CurrentTimeClient::IsDiscovered() const {
return isDiscovered;
}
uint16_t CurrentTimeClient::StartHandle() const {
return ctsStartHandle;
}
uint16_t CurrentTimeClient::EndHandle() const {
return ctsEndHandle;
}
uint16_t CurrentTimeClient::CurrentTimeHandle() const {
return currentTimeHandle;
}

19
src/Components/Ble/CurrentTimeClient.h
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@ -6,12 +6,6 @@
namespace Pinetime {
namespace Controllers {
int CurrentTimeDiscoveryEventCallback(uint16_t conn_handle, const struct ble_gatt_error *error,
const struct ble_gatt_svc *service, void *arg);
int CurrentTimeCharacteristicDiscoveredCallback(uint16_t conn_handle, const struct ble_gatt_error *error,
const struct ble_gatt_chr *chr, void *arg);
int CurrentTimeReadCallback(uint16_t conn_handle, const struct ble_gatt_error *error,
struct ble_gatt_attr *attr, void *arg);
class CurrentTimeClient {
public:
@ -21,9 +15,12 @@ namespace Pinetime {
int OnCharacteristicDiscoveryEvent(uint16_t conn_handle, const ble_gatt_error *error,
const ble_gatt_chr *characteristic);
int OnCurrentTimeReadResult(uint16_t conn_handle, const ble_gatt_error *error, const ble_gatt_attr *attribute);
void StartDiscovery(uint16_t connectionHandle);
bool IsDiscovered() const;
uint16_t StartHandle() const;
uint16_t EndHandle() const;
uint16_t CurrentTimeHandle() const;
static constexpr const ble_uuid16_t* Uuid() { return &CurrentTimeClient::ctsServiceUuid; }
static constexpr const ble_uuid16_t* CurrentTimeCharacteristicUuid() { return &CurrentTimeClient::currentTimeCharacteristicUuid; }
private:
typedef struct __attribute__((packed)) {
uint16_t year;
@ -48,7 +45,11 @@ namespace Pinetime {
.value = currentTimeCharacteristicId
};
uint16_t currentTimeHandle;
DateTime& dateTimeController;
bool isDiscovered = false;
uint16_t ctsStartHandle;
uint16_t ctsEndHandle;
};
}
}

86
src/Components/Ble/NimbleController.cpp
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@ -17,8 +17,9 @@
using namespace Pinetime::Controllers;
// TODO c++ify the following code
// - cts should be in it own class
// TODO I'm not satisfied by how this code looks like (AlertNotificationClient and CurrentTimeClient must
// expose too much data, too many callbacks -> NimbleController -> CTS/ANS client.
// Let's try to improve this code (and keep it working!)
NimbleController::NimbleController(Pinetime::System::SystemTask& systemTask,
DateTime& dateTimeController,
@ -36,6 +37,33 @@ int GAPEventCallback(struct ble_gap_event *event, void *arg) {
return nimbleController->OnGAPEvent(event);
}
int CurrentTimeCharacteristicDiscoveredCallback(uint16_t conn_handle, const struct ble_gatt_error *error,
const struct ble_gatt_chr *chr, void *arg) {
auto client = static_cast<NimbleController*>(arg);
return client->OnCTSCharacteristicDiscoveryEvent(conn_handle, error, chr);
}
int AlertNotificationCharacteristicDiscoveredCallback(uint16_t conn_handle, const struct ble_gatt_error *error,
const struct ble_gatt_chr *chr, void *arg) {
auto client = static_cast<NimbleController*>(arg);
return client->OnANSCharacteristicDiscoveryEvent(conn_handle, error, chr);
}
int CurrentTimeReadCallback(uint16_t conn_handle, const struct ble_gatt_error *error,
struct ble_gatt_attr *attr, void *arg) {
auto client = static_cast<NimbleController*>(arg);
return client->OnCurrentTimeReadResult(conn_handle, error, attr);
}
int AlertNotificationDescriptorDiscoveryEventCallback(uint16_t conn_handle,
const struct ble_gatt_error *error,
uint16_t chr_val_handle,
const struct ble_gatt_dsc *dsc,
void *arg) {
auto client = static_cast<NimbleController*>(arg);
return client->OnANSDescriptorDiscoveryEventCallback(conn_handle, error, chr_val_handle, dsc);
}
void NimbleController::Init() {
while (!ble_hs_synced()) {}
@ -203,11 +231,63 @@ int NimbleController::OnGAPEvent(ble_gap_event *event) {
}
int NimbleController::OnDiscoveryEvent(uint16_t i, const ble_gatt_error *error, const ble_gatt_svc *service) {
if(service == nullptr && error->status == BLE_HS_EDONE) {
NRF_LOG_INFO("Service Discovery complete");
if(currentTimeClient.IsDiscovered()) {
ble_gattc_disc_all_chrs(connectionHandle, currentTimeClient.StartHandle(), currentTimeClient.EndHandle(),
CurrentTimeCharacteristicDiscoveredCallback, this);
} else if(alertNotificationClient.IsDiscovered()) {
ble_gattc_disc_all_chrs(connectionHandle, alertNotificationClient.StartHandle(), alertNotificationClient.EndHandle(),
AlertNotificationCharacteristicDiscoveredCallback, this);
}
return 0;
}
alertNotificationClient.OnDiscoveryEvent(i, error, service);
// currentTimeClient.OnDiscoveryEvent(i, error, service);
currentTimeClient.OnDiscoveryEvent(i, error, service);
return 0;
}
int NimbleController::OnCTSCharacteristicDiscoveryEvent(uint16_t connectionHandle, const ble_gatt_error *error,
const ble_gatt_chr *characteristic) {
if(characteristic == nullptr && error->status == BLE_HS_EDONE) {
NRF_LOG_INFO("CTS characteristic Discovery complete");
ble_gattc_read(connectionHandle, currentTimeClient.CurrentTimeHandle(), CurrentTimeReadCallback, this);
return 0;
}
return currentTimeClient.OnCharacteristicDiscoveryEvent(connectionHandle, error, characteristic);
}
int NimbleController::OnANSCharacteristicDiscoveryEvent(uint16_t connectionHandle, const ble_gatt_error *error,
const ble_gatt_chr *characteristic) {
if(characteristic == nullptr && error->status == BLE_HS_EDONE) {
NRF_LOG_INFO("ANS characteristic Discovery complete");
ble_gattc_disc_all_dscs(connectionHandle,
alertNotificationClient.NewAlerthandle(), alertNotificationClient.EndHandle(),
AlertNotificationDescriptorDiscoveryEventCallback, this);
return 0;
}
return alertNotificationClient.OnCharacteristicsDiscoveryEvent(connectionHandle, error, characteristic);
}
int NimbleController::OnCurrentTimeReadResult(uint16_t connectionHandle, const ble_gatt_error *error, ble_gatt_attr *attribute) {
currentTimeClient.OnCurrentTimeReadResult(connectionHandle, error, attribute);
if (alertNotificationClient.IsDiscovered()) {
ble_gattc_disc_all_chrs(connectionHandle, alertNotificationClient.StartHandle(),
alertNotificationClient.EndHandle(),
AlertNotificationCharacteristicDiscoveredCallback, this);
}
return 0;
}
int NimbleController::OnANSDescriptorDiscoveryEventCallback(uint16_t connectionHandle, const ble_gatt_error *error,
uint16_t characteristicValueHandle,
const ble_gatt_dsc *descriptor) {
return alertNotificationClient.OnDescriptorDiscoveryEventCallback(connectionHandle, error, characteristicValueHandle, descriptor);
}

8
src/Components/Ble/NimbleController.h
View File

@ -10,6 +10,7 @@ namespace Pinetime {
namespace Controllers {
class DateTime;
class NimbleController {
public:
NimbleController(Pinetime::System::SystemTask& systemTask, DateTime& dateTimeController, Pinetime::Controllers::NotificationManager& notificationManager);
void Init();
@ -17,6 +18,13 @@ namespace Pinetime {
int OnGAPEvent(ble_gap_event *event);
int OnDiscoveryEvent(uint16_t i, const ble_gatt_error *pError, const ble_gatt_svc *pSvc);
int OnCTSCharacteristicDiscoveryEvent(uint16_t connectionHandle, const ble_gatt_error *error,
const ble_gatt_chr *characteristic);
int OnANSCharacteristicDiscoveryEvent(uint16_t connectionHandle, const ble_gatt_error *error,
const ble_gatt_chr *characteristic);
int OnCurrentTimeReadResult(uint16_t connectionHandle, const ble_gatt_error *error, ble_gatt_attr *attribute);
int OnANSDescriptorDiscoveryEventCallback(uint16_t connectionHandle, const ble_gatt_error *error,
uint16_t characteristicValueHandle, const ble_gatt_dsc *descriptor);
private:
static constexpr char* deviceName = "Pinetime-JF";
Pinetime::System::SystemTask& systemTask;