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LibIPC: Use NonnullOwnPtrVector<Message> in IPC::ServerConnection

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We never want to store null messages, so make it impossible to do so.
This commit is contained in:
Andreas Kling 2020-05-08 21:40:06 +02:00
parent d69fd87b50
commit 25db315b29
Notes: sideshowbarker 2024-07-19 06:50:08 +09:00 
Author: https://github.com/awesomekling
Commit: https://github.com/SerenityOS/serenity/commit/25db315b294
1 changed files with 9 additions and 15 deletions
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24
Libraries/LibIPC/ServerConnection.h
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@ -84,11 +84,8 @@ public:
// Double check we don't already have the event waiting for us.
// Otherwise we might end up blocked for a while for no reason.
for (size_t i = 0; i < m_unprocessed_messages.size(); ++i) {
if (m_unprocessed_messages[i]->message_id() == MessageType::static_message_id()) {
auto message = move(m_unprocessed_messages[i]);
m_unprocessed_messages.remove(i);
return message.template release_nonnull<MessageType>();
}
if (m_unprocessed_messages[i].message_id() == MessageType::static_message_id())
return m_unprocessed_messages.take(i).template release_nonnull<MessageType>();
}
for (;;) {
fd_set rfds;
@ -103,11 +100,8 @@ public:
if (!drain_messages_from_server())
return nullptr;
for (size_t i = 0; i < m_unprocessed_messages.size(); ++i) {
if (m_unprocessed_messages[i]->message_id() == MessageType::static_message_id()) {
auto message = move(m_unprocessed_messages[i]);
m_unprocessed_messages.remove(i);
return message.template release_nonnull<MessageType>();
}
if (m_unprocessed_messages[i].message_id() == MessageType::static_message_id())
return m_unprocessed_messages.take(i).template release_nonnull<MessageType>();
}
}
}
@ -162,9 +156,9 @@ private:
for (size_t index = 0; index < bytes.size(); index += decoded_bytes) {
auto remaining_bytes = ByteBuffer::wrap(bytes.data() + index, bytes.size() - index);
if (auto message = LocalEndpoint::decode_message(remaining_bytes, decoded_bytes)) {
m_unprocessed_messages.append(move(message));
m_unprocessed_messages.append(message.release_nonnull());
} else if (auto message = PeerEndpoint::decode_message(remaining_bytes, decoded_bytes)) {
m_unprocessed_messages.append(move(message));
m_unprocessed_messages.append(message.release_nonnull());
} else {
ASSERT_NOT_REACHED();
}
@ -183,15 +177,15 @@ private:
{
auto messages = move(m_unprocessed_messages);
for (auto& message : messages) {
if (message->endpoint_magic() == LocalEndpoint::static_magic())
m_local_endpoint.handle(*message);
if (message.endpoint_magic() == LocalEndpoint::static_magic())
m_local_endpoint.handle(message);
}
}
LocalEndpoint& m_local_endpoint;
RefPtr<Core::LocalSocket> m_connection;
RefPtr<Core::Notifier> m_notifier;
Vector<OwnPtr<Message>> m_unprocessed_messages;
NonnullOwnPtrVector<Message> m_unprocessed_messages;
int m_server_pid { -1 };
int m_my_client_id { -1 };
};