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Merge pull request #303 from otavepto/patch/chat-1

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Avoid sending chat entry ID = 0 in `GetLobbyChatEntry()`
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Detanup01 2025-07-27 21:29:45 +02:00 • committed by GitHub
commit 02477b8f15
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1 changed files with 35 additions and 19 deletions
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38
dll/steam_matchmaking.cpp
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@ -1005,14 +1005,23 @@ int Steam_Matchmaking::GetLobbyChatEntry( CSteamID steamIDLobby, int iChatID, ST
{
PRINT_DEBUG("%llu %i %p %p %i %p", steamIDLobby.ConvertToUint64(), iChatID, pSteamIDUser, pvData, cubData, peChatEntryType);
std::lock_guard<std::recursive_mutex> lock(global_mutex);
if (iChatID < 0 || cubData < 0 || static_cast<size_t>(iChatID) >= chat_entries.size()) return 0;
if (chat_entries[iChatID].lobby_id != steamIDLobby) return 0;
if (pSteamIDUser) *pSteamIDUser = chat_entries[iChatID].user_id;
if (peChatEntryType) *peChatEntryType = chat_entries[iChatID].type;
if (pSteamIDUser) *pSteamIDUser = k_steamIDNil;
if (peChatEntryType) *peChatEntryType = EChatEntryType::k_EChatEntryTypeInvalid;
if (iChatID <= 0 || cubData < 0 || static_cast<size_t>(iChatID) > chat_entries.size()) return 0;
Chat_Entry &chat_entry = chat_entries[iChatID - 1];
if (pSteamIDUser) *pSteamIDUser = chat_entry.user_id;
if (peChatEntryType) *peChatEntryType = chat_entry.type;
if (chat_entry.lobby_id != steamIDLobby) return 0;
if (pvData) {
if (chat_entries[iChatID].message.size() <= static_cast<size_t>(cubData)) {
cubData = static_cast<int>(chat_entries[iChatID].message.size());
memcpy(pvData, chat_entries[iChatID].message.data(), cubData);
if (chat_entry.message.size() <= static_cast<size_t>(cubData)) {
cubData = static_cast<int>(chat_entry.message.size());
memcpy(pvData, chat_entry.message.data(), cubData);
PRINT_DEBUG(" Returned chat of len: %i", cubData);
return cubData;
}
@ -1681,23 +1690,30 @@ void Steam_Matchmaking::Callback(Common_Message *msg)
if (msg->lobby_messages().type() == Lobby_Messages::CHAT_MESSAGE) {
PRINT_DEBUG("LOBBY MESSAGE: CHAT MESSAGE");
EChatEntryType entry_type = EChatEntryType::k_EChatEntryTypeChatMsg;
if (we_are_in_lobby) {
{
struct Chat_Entry entry{};
entry.type = k_EChatEntryTypeChatMsg;
entry.type = entry_type;
entry.message = msg->lobby_messages().bdata();
entry.lobby_id = CSteamID((uint64)msg->lobby_messages().id());
entry.user_id = CSteamID((uint64)msg->source_id());
chat_entries.push_back(entry);
}
{
LobbyChatMsg_t data{};
data.m_ulSteamIDLobby = msg->lobby_messages().id();
data.m_ulSteamIDUser = msg->source_id();
data.m_eChatEntryType = entry.type;
data.m_iChatID = static_cast<uint32>(chat_entries.size());
chat_entries.push_back(entry);
data.m_eChatEntryType = entry_type;
data.m_iChatID = static_cast<uint32>(chat_entries.size()); // avoid ID=0 since most steam APIs use that as a notation for error
callbacks->addCBResult(data.k_iCallback, &data, sizeof(data));
}
}
}
}
}
if (msg->has_low_level()) {
if (msg->low_level().type() == Low_Level::CONNECT) {