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Improve dfu state machine

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This commit is contained in:
JF 2020-05-03 14:27:48 +02:00
parent 66caada0d2
commit 59287e518c
1 changed files with 17 additions and 6 deletions
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23
src/Components/Ble/DfuService.cpp
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@ -99,8 +99,11 @@ int DfuService::SendDfuRevision(os_mbuf *om) const {
int DfuService::WritePacketHandler(uint16_t connectionHandle, os_mbuf *om) {
switch(state) {
case States::Start: {
NRF_LOG_INFO("[DFU] -> Start data received");
uint8_t data[] {16, 1, 1};
SendNotification(connectionHandle, data, 3);
state = States::Init;
}
return 0;
case States::Data: {
@ -134,12 +137,18 @@ int DfuService::WritePacketHandler(uint16_t connectionHandle, os_mbuf *om) {
int DfuService::ControlPointHandler(uint16_t connectionHandle, os_mbuf *om) {
auto opcode = static_cast<Opcodes>(om->om_data[0]);
NRF_LOG_INFO("[DFU] -> ControlPointHandler");
switch(opcode) {
case Opcodes::StartDFU: {
if(state != States::Idle) {
if(state != States::Idle && state != States::Start) {
NRF_LOG_INFO("[DFU] -> Start DFU requested, but we are not in Idle state");
return 0;
}
if(state == States::Start) {
NRF_LOG_INFO("[DFU] -> Start DFU requested, but we are already in Start state");
return 0;
}
auto imageType = static_cast<ImageTypes>(om->om_data[1]);
if(imageType == ImageTypes::Application) {
NRF_LOG_INFO("[DFU] -> Start DFU, mode = Application");
@ -156,8 +165,8 @@ int DfuService::ControlPointHandler(uint16_t connectionHandle, os_mbuf *om) {
}
break;
case Opcodes::InitDFUParameters: {
if (state != States::Start) {
NRF_LOG_INFO("[DFU] -> Init DFU requested, but we are not in Start state");
if (state != States::Init) {
NRF_LOG_INFO("[DFU] -> Init DFU requested, but we are not in Init state");
return 0;
}
bool isInitComplete = (om->om_data[1] != 0);
@ -167,6 +176,7 @@ int DfuService::ControlPointHandler(uint16_t connectionHandle, os_mbuf *om) {
uint8_t data[3]{static_cast<uint8_t>(Opcodes::Response),
static_cast<uint8_t>(Opcodes::InitDFUParameters),
(isInitComplete ? uint8_t{1} : uint8_t{0})};
NRF_LOG_INFO("SEND NOTIF : %d %d %d", data[0], data[1], data[2]);
SendNotification(connectionHandle, data, 3);
return 0;
}
@ -177,8 +187,8 @@ int DfuService::ControlPointHandler(uint16_t connectionHandle, os_mbuf *om) {
NRF_LOG_INFO("[DFU] -> Receive Packet Notification Request, nb packet = %d", nbPacketsToNotify);
return 0;
case Opcodes::ReceiveFirmwareImage:
if(state != States::Start) {
NRF_LOG_INFO("[DFU] -> Receive firmware image requested, but we are not in Start state");
if(state != States::Init) {
NRF_LOG_INFO("[DFU] -> Receive firmware image requested, but we are not in Start Init");
return 0;
}
NRF_LOG_INFO("[DFU] -> Starting receive firmware");
@ -212,5 +222,6 @@ int DfuService::ControlPointHandler(uint16_t connectionHandle, os_mbuf *om) {
void DfuService::SendNotification(uint16_t connectionHandle, const uint8_t *data, const size_t size) {
auto *om = ble_hs_mbuf_from_flat(data, size);
ble_gattc_notify_custom(connectionHandle, controlPointCharacteristicHandle, om);
auto ret = ble_gattc_notify_custom(connectionHandle, controlPointCharacteristicHandle, om);
ASSERT(ret == 0);
}