PIpcMessage::PIpcMessage(uint32_t capacity)
: Pickle(capacity),
header_(0) {
if (capacity >= sizeof(Header)) {
header_ = reinterpret_cast<Header*>(payload());
if (header_) {
header_->routing = header_->id = header_->type = header_->flags = 0;
updateIter(sizeof(Header));
}
}
}
uint64_t RowStoreScanProcessor::processUpdateRecord(const UpdateLogEntry* ptr, uint64_t baseVersion,
uint64_t& validTo) {
UpdateRecordIterator updateIter(ptr, baseVersion);
for (; !updateIter.done(); updateIter.next()) {
auto entry = LogEntry::entryFromData(reinterpret_cast<const char*>(updateIter.value()));
// Check if the entry marks a deletion: Skip element
if (entry->type() == crossbow::to_underlying(RecordType::DELETE)) {
validTo = updateIter->version;
continue;
}
processRowRecord(updateIter->key, updateIter->version, validTo, updateIter->data(),
entry->size() - sizeof(UpdateLogEntry));
validTo = updateIter->version;
}
return updateIter.lowestVersion();
}
PIpcMessage::PIpcMessage(int32_t routing_id, uint16_t type, uint32_t payload_size)
: Pickle(sizeof(Header) + payload_size) {
header_ = reinterpret_cast<Header*>(payload());
if (header_) {
header_->routing = routing_id;
header_->type = type;
header_->flags = 0;
pthread_mutex_lock(&s_nextMessageIdMutex);
s_nextMessageId++;
// Avoid wraparound
if (s_nextMessageId < 0)
s_nextMessageId = 1;
header_->id = s_nextMessageId;
pthread_mutex_unlock(&s_nextMessageIdMutex);
updateIter(sizeof(Header));
}
}
