From b662eb75dfd651e431e70500fa6ef5b00a1a6995 Mon Sep 17 00:00:00 2001
From: ragnarok-clanker <ragnarok-clanker>
Date: Sat, 31 Oct 2026 18:37:01 +0000
Subject: [PATCH] Decompile fn_24199 (CSession::BuildMessengerReplayRecords)

Batch #8514 by youko: 0 byte-identical, 1 confirmed by peer review.

- fn_24199 CSession::BuildMessengerReplayRecords: logic confirmed by peer review

Peer-reviewed-by: eAthena, SapitoSucio
Accepted without human review: peers confirmed the logic ("same" ahead by at least 3, with 70% of the votes).
---
 Source/Client/Replay.cpp | 45 ++++++++++++++++++++++++++++++++++++++++
 Source/Client/Session.h  |  1 +
 2 files changed, 46 insertions(+)

diff --git a/Source/Client/Replay.cpp b/Source/Client/Replay.cpp
index 98508e23..f10f2c5c 100644
--- a/Source/Client/Replay.cpp
+++ b/Source/Client/Replay.cpp
@@ -1913,3 +1913,48 @@ std::vector<unsigned char> CSession::BuildStatsReplayRecords() {
   }
   return records;
 }
+
+// OFFSET: 0x00E40C60
+// FUNCTION: fn_24199
+std::vector<unsigned char> CSession::BuildMessengerReplayRecords() {
+  std::vector<unsigned char> records;
+  {
+    const auto record = BuildReplayTaggedRecord(4000, nullptr, 0);
+    records.insert(records.end(), record.begin(), record.end());
+  }
+  {
+    const auto record = BuildReplayTaggedRecord(4010, &this->unknown_5938, 1);
+    records.insert(records.end(), record.begin(), record.end());
+  }
+  {
+    const auto record = BuildReplayTaggedRecord(4011, &this->unknown_5460, sizeof(this->unknown_5460));
+    records.insert(records.end(), record.begin(), record.end());
+  }
+  {
+    const auto record = BuildReplayTaggedRecord(4012, &this->unknown_5464, sizeof(this->unknown_5464));
+    records.insert(records.end(), record.begin(), record.end());
+  }
+  {
+    const auto record = BuildReplayTaggedRecord(4013, this->unknown_54AC.c_str(), this->unknown_54AC.size());
+    records.insert(records.end(), record.begin(), record.end());
+  }
+  {
+    const auto record = BuildReplayTaggedRecord(4014, this->unknown_54C4.c_str(), this->unknown_54C4.size());
+    records.insert(records.end(), record.begin(), record.end());
+  }
+  {
+    const auto bytes = SerializeMessengerMembers(this->m_partyMembers);
+    const auto record = MakeFramedMessage(4015, reinterpret_cast<const std::vector<char>&>(bytes));
+    records.insert(records.end(), record.begin(), record.end());
+  }
+  {
+    const auto bytes = SerializeMessengerMembers(this->m_friends);
+    const auto record = MakeFramedMessage(4016, reinterpret_cast<const std::vector<char>&>(bytes));
+    records.insert(records.end(), record.begin(), record.end());
+  }
+  {
+    const auto record = BuildReplayTaggedRecord(4001, nullptr, 0);
+    records.insert(records.end(), record.begin(), record.end());
+  }
+  return records;
+}
diff --git a/Source/Client/Session.h b/Source/Client/Session.h
index 6caf9d71..51779629 100644
--- a/Source/Client/Session.h
+++ b/Source/Client/Session.h
@@ -829,6 +829,7 @@ public:
   std::vector<unsigned char> BuildReservedReplayRecords(); std::vector<unsigned char> BuildShopReplayRecords(); std::vector<unsigned char> BuildExtraReplayRecords(); std::vector<unsigned char> BuildStatsReplayRecords();
   std::vector<unsigned char> BuildItemReplayRecords();
   std::vector<unsigned char> BuildCompanionReplayRecords();
+  std::vector<unsigned char> BuildMessengerReplayRecords();
   std::vector<unsigned char> BuildSkillListReplayPacket(short id);
   void SetHomunculusAutoFeed(bool enabled);
   void SetPetAutoFeed(bool enabled);