From 10fb49668908f14368ccd35843f81743c25de49b Mon Sep 17 00:00:00 2001
From: AJ Martinez <aj@tyronesama.moe>
Date: Sun, 2 Apr 2023 00:29:58 -0700
Subject: [PATCH] Version field for srvstats.dat

---
 src/k_serverstats.c | 8 ++++++--
 src/k_serverstats.h | 1 +
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/k_serverstats.c b/src/k_serverstats.c
index 46aa06d3f..3e30f9290 100644
--- a/src/k_serverstats.c
+++ b/src/k_serverstats.c
@@ -46,7 +46,8 @@ void SV_LoadStats(void)
 	}
 
 	save.p += headerlen;
-
+	UINT8 version = READUINT8(save.p);
+	
 	numtracked = READUINT32(save.p);
 	if (numtracked > MAXTRACKEDSERVERPLAYERS)
 		numtracked = MAXTRACKEDSERVERPLAYERS;
@@ -73,7 +74,8 @@ void SV_SaveStats(void)
 	}
 	*/
 
-	if (P_SaveBufferAlloc(&save, headerlen + sizeof(UINT32) + (numtracked * sizeof(serverplayer_t))) == false)
+	// header + version + numtracked + payload
+	if (P_SaveBufferAlloc(&save, headerlen + sizeof(UINT32) + sizeof(UINT8) + (numtracked * sizeof(serverplayer_t))) == false)
 	{
 		I_Error("No more free memory for saving server stats\n");
 		return;
@@ -82,6 +84,8 @@ void SV_SaveStats(void)
 	// Add header.
 	WRITESTRINGN(save.p, SERVERSTATSHEADER, headerlen);
 
+	WRITEUINT8(save.p, SERVERSTATSVER);
+
 	WRITEUINT32(save.p, numtracked);
 
 	WRITEMEM(save.p, trackedList, (numtracked * sizeof(serverplayer_t)));
diff --git a/src/k_serverstats.h b/src/k_serverstats.h
index 161d11cd7..ffaaf571b 100644
--- a/src/k_serverstats.h
+++ b/src/k_serverstats.h
@@ -27,6 +27,7 @@ extern "C" {
 #define SERVERSTATSFILE "srvstats.dat"
 #define MAXTRACKEDSERVERPLAYERS 9999
 #define SERVERSTATSHEADER "Doctor Robotnik's Ring Racers Server Stats"
+#define SERVERSTATSVER 1
 
 struct serverplayer_t
 {