From 55ebc5eaeaa15442496545bdc1f5d0eb0ff78156 Mon Sep 17 00:00:00 2001
From: salix5 <salix5566@gmail.com>
Date: Sat, 30 Nov 2024 20:48:34 +0800
Subject: [PATCH] remove strcpy

---
 ocgapi.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/ocgapi.cpp b/ocgapi.cpp
index e079fe2f6..7c4e96ca9 100644
--- a/ocgapi.cpp
+++ b/ocgapi.cpp
@@ -127,7 +127,9 @@ extern "C" DECL_DLLEXPORT void set_player_info(intptr_t pduel, int32 playerid, i
 		pd->game_field->player[playerid].draw_count = drawcount;
 }
 extern "C" DECL_DLLEXPORT void get_log_message(intptr_t pduel, char* buf) {
-	std::strcpy(buf, ((duel*)pduel)->strbuffer);
+	duel* pd = (duel*)pduel;
+	buf[0] = '\0';
+	std::strncat(buf, pd->strbuffer, sizeof pd->strbuffer - 1);
 }
 extern "C" DECL_DLLEXPORT int32 get_message(intptr_t pduel, byte* buf) {
 	int32 len = ((duel*)pduel)->read_buffer(buf);