// Function for deleting all data beloning to a peer.
// These operations will be sent to FDS one at a time.
static void peer_data_delete()
{
ret_code_t ret;
pm_peer_id_t peer_id;
uint16_t file_id;
fds_record_desc_t desc;
fds_find_token_t ftok;
memset(&ftok, 0x00, sizeof(fds_find_token_t));
peer_id = peer_id_get_next_deleted(PM_PEER_ID_INVALID);
while ( (peer_id != PM_PEER_ID_INVALID)
&& (fds_record_find_in_file(peer_id_to_file_id(peer_id), &desc, &ftok)
== FDS_ERR_NOT_FOUND))
{
peer_id_free(peer_id);
peer_id = peer_id_get_next_deleted(peer_id);
}
if (!m_peer_delete_ongoing && (peer_id != PM_PEER_ID_INVALID))
{
m_peer_delete_ongoing = true;
file_id = peer_id_to_file_id(peer_id);
ret = fds_file_delete(file_id);
if (ret == FDS_ERR_NO_SPACE_IN_QUEUES)
{
m_peer_delete_queued = true;
}
else if (ret != NRF_SUCCESS)
{
m_peer_delete_ongoing = false;
pds_evt_t pds_evt;
pds_evt.evt_id = PDS_EVT_ERROR_UNEXPECTED;
pds_evt.peer_id = peer_id;
pds_evt.data_id = PM_PEER_DATA_ID_INVALID;
pds_evt.store_token = PM_STORE_TOKEN_INVALID;
pds_evt.result = ret;
pds_evt_send(&pds_evt);
}
}
}
// Function for clearing all peer data of one peer.
// These operations will be sent to FDS one at a time.
static void peer_data_clear()
{
ret_code_t retval;
uint16_t file_id;
fds_record_desc_t desc;
fds_find_token_t token = {0};
pm_peer_id_t peer_id = peer_id_get_next_deleted(PM_PEER_ID_INVALID);
while ( (peer_id != PM_PEER_ID_INVALID)
&& (fds_record_find_in_file(peer_id_to_file_id(peer_id), &desc, &token)
== FDS_ERR_NOT_FOUND))
{
peer_id_free(peer_id);
peer_id = peer_id_get_next_deleted(peer_id);
}
if (!m_pds.clearing && (peer_id != PM_PEER_ID_INVALID))
{
file_id = peer_id_to_file_id(peer_id);
retval = fds_file_delete(file_id);
if (retval == FDS_SUCCESS)
{
m_pds.clearing = true;
}
else if (retval == FDS_ERR_NO_SPACE_IN_QUEUES)
{
m_pds.clear_queued = true;
}
else
{
pds_evt_t pds_evt;
pds_evt.evt_id = PDS_EVT_ERROR_UNEXPECTED;
pds_evt.peer_id = peer_id;
pds_evt.data_id = PM_PEER_DATA_ID_INVALID;
pds_evt.store_token = PM_STORE_TOKEN_INVALID;
pds_evt.result = retval;
pds_evt_send(&pds_evt);
}
}
}
static void fds_evt_handler(fds_evt_t const * const p_fds_evt)
{
pds_evt_t pds_evt;
bool send_event = true;
pds_evt.result = (p_fds_evt->result == FDS_SUCCESS);
switch(p_fds_evt->id)
{
case FDS_EVT_WRITE:
pds_evt.evt_id = (p_fds_evt->result == FDS_SUCCESS) ? PDS_EVT_STORED :
PDS_EVT_ERROR_STORE;
pds_evt.peer_id = file_id_to_peer_id(p_fds_evt->write.file_id);
pds_evt.data_id = record_key_to_peer_data_id(p_fds_evt->write.record_key);
pds_evt.result = p_fds_evt->result;
pds_evt.store_token = p_fds_evt->write.record_id;
break;
case FDS_EVT_UPDATE:
pds_evt.evt_id = (p_fds_evt->result == FDS_SUCCESS) ? PDS_EVT_UPDATED :
PDS_EVT_ERROR_UPDATE;
pds_evt.peer_id = file_id_to_peer_id(p_fds_evt->write.file_id);
pds_evt.data_id = record_key_to_peer_data_id(p_fds_evt->write.record_key);
pds_evt.result = p_fds_evt->result;
pds_evt.store_token = p_fds_evt->write.record_id;
break;
case FDS_EVT_DEL_RECORD:
pds_evt.evt_id = (p_fds_evt->result == FDS_SUCCESS) ? PDS_EVT_CLEARED :
PDS_EVT_ERROR_CLEAR;
pds_evt.peer_id = file_id_to_peer_id(p_fds_evt->del.file_id);
pds_evt.data_id = record_key_to_peer_data_id(p_fds_evt->del.record_key);
pds_evt.store_token = p_fds_evt->del.record_id;
break;
case FDS_EVT_DEL_FILE:
{
if ((p_fds_evt->del.record_key == FDS_RECORD_KEY_DIRTY) &&
(p_fds_evt->del.file_id != FDS_FILE_ID_INVALID))
{
pds_evt.peer_id = file_id_to_peer_id(p_fds_evt->del.file_id);
pds_evt.data_id = record_key_to_peer_data_id(p_fds_evt->del.record_key);
pds_evt.data_id = PM_PEER_DATA_ID_INVALID;
if (p_fds_evt->result == FDS_SUCCESS)
{
pds_evt.evt_id = PDS_EVT_PEER_ID_CLEAR;
peer_id_free(pds_evt.peer_id);
}
else
{
pds_evt.evt_id = PDS_EVT_ERROR_PEER_ID_CLEAR;
}
m_pds.clearing = false;
m_pds.clear_queued = false;
peer_data_clear();
}
}
break;
case FDS_EVT_GC:
pds_evt.evt_id = PDS_EVT_COMPRESSED;
break;
default:
send_event = false;
break;
}
if (send_event)
{
pds_evt_send(&pds_evt);
}
if (m_pds.clear_queued)
{
m_pds.clear_queued = false;
peer_data_clear();
}
}
static void fds_evt_handler(fds_evt_t const * const p_fds_evt)
{
pds_evt_t pds_evt;
pds_evt.result = (p_fds_evt->result == FDS_SUCCESS);
switch (p_fds_evt->id)
{
case FDS_EVT_WRITE:
case FDS_EVT_UPDATE:
if ( file_id_within_pm_range(p_fds_evt->write.file_id)
|| record_key_within_pm_range(p_fds_evt->write.record_key))
{
pds_evt.peer_id = file_id_to_peer_id(p_fds_evt->write.file_id);
pds_evt.data_id = record_key_to_peer_data_id(p_fds_evt->write.record_key);
if (p_fds_evt->id == FDS_EVT_WRITE)
{
pds_evt.evt_id = (p_fds_evt->result == FDS_SUCCESS) ? PDS_EVT_STORED :
PDS_EVT_ERROR_STORE;
}
else
{
pds_evt.evt_id = (p_fds_evt->result == FDS_SUCCESS) ? PDS_EVT_UPDATED :
PDS_EVT_ERROR_UPDATE;
}
pds_evt.result = p_fds_evt->result;
pds_evt.store_token = p_fds_evt->write.record_id;
pds_evt_send(&pds_evt);
}
break;
case FDS_EVT_DEL_RECORD:
if ( file_id_within_pm_range(p_fds_evt->del.file_id)
|| record_key_within_pm_range(p_fds_evt->del.record_key))
{
pds_evt.peer_id = file_id_to_peer_id(p_fds_evt->del.file_id);
pds_evt.data_id = record_key_to_peer_data_id(p_fds_evt->del.record_key);
pds_evt.evt_id = (p_fds_evt->result == FDS_SUCCESS) ? PDS_EVT_CLEARED :
PDS_EVT_ERROR_CLEAR;
pds_evt.store_token = p_fds_evt->del.record_id;
pds_evt_send(&pds_evt);
}
break;
case FDS_EVT_DEL_FILE:
{
if ( file_id_within_pm_range(p_fds_evt->del.file_id)
&& (p_fds_evt->del.record_key == FDS_RECORD_KEY_DIRTY))
{
pds_evt.peer_id = file_id_to_peer_id(p_fds_evt->del.file_id);
pds_evt.data_id = record_key_to_peer_data_id(p_fds_evt->del.record_key);
pds_evt.data_id = PM_PEER_DATA_ID_INVALID;
if (p_fds_evt->result == FDS_SUCCESS)
{
pds_evt.evt_id = PDS_EVT_PEER_ID_CLEAR;
peer_id_free(pds_evt.peer_id);
}
else
{
pds_evt.evt_id = PDS_EVT_ERROR_PEER_ID_CLEAR;
}
m_peer_delete_queued = false;
m_peer_delete_ongoing = false;
peer_data_delete();
pds_evt_send(&pds_evt);
}
}
break;
case FDS_EVT_GC:
pds_evt.evt_id = PDS_EVT_COMPRESSED;
pds_evt_send(&pds_evt);
break;
default:
break;
}
if (m_peer_delete_queued)
{
m_peer_delete_queued = false;
peer_data_delete();
}
}
