From 49874fd63370f6bc3d64917c2af9b34f1a348364 Mon Sep 17 00:00:00 2001
From: Lion Kortlepel <development@kortlepel.com>
Date: Wed, 9 Oct 2024 18:00:43 +0200
Subject: [PATCH] Revert "remove 'D' socket initialization code"

This reverts commit 6a23518eff66217a2b8f6b8c6b49baf654e73683.
---
 src/Network/Resources.cpp | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/src/Network/Resources.cpp b/src/Network/Resources.cpp
index 23e488a..2fbdec8 100644
--- a/src/Network/Resources.cpp
+++ b/src/Network/Resources.cpp
@@ -194,6 +194,31 @@ void MultiKill(SOCKET Sock, SOCKET Sock1) {
     KillSocket(Sock);
     Terminate = true;
 }
+SOCKET InitDSock() {
+    SOCKET DSock = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
+    SOCKADDR_IN ServerAddr;
+    if (DSock < 1) {
+        KillSocket(DSock);
+        Terminate = true;
+        return 0;
+    }
+    ServerAddr.sin_family = AF_INET;
+    ServerAddr.sin_port = htons(LastPort);
+    inet_pton(AF_INET, LastIP.c_str(), &ServerAddr.sin_addr);
+    if (connect(DSock, (SOCKADDR*)&ServerAddr, sizeof(ServerAddr)) != 0) {
+        KillSocket(DSock);
+        Terminate = true;
+        return 0;
+    }
+    char Code[2] = { 'D', char(ClientID) };
+    if (send(DSock, Code, 2, 0) != 2) {
+        KillSocket(DSock);
+        Terminate = true;
+        return 0;
+    }
+    return DSock;
+}
+
 std::vector<char> SingleNormalDownload(SOCKET MSock, uint64_t Size, const std::string& Name) {
     DownloadSpeed = 0;
 
@@ -536,6 +561,7 @@ void SyncResources(SOCKET Sock) {
     }
     if (!FNames.empty())
         info("Syncing...");
+    SOCKET DSock = InitDSock();
     for (auto FN = FNames.begin(), FS = FSizes.begin(); FN != FNames.end() && !Terminate; ++FN, ++FS) {
         auto pos = FN->find_last_of('/');
         if (pos != std::string::npos) {