# HG changeset patch
# User Loïc Guilloux <glx22@users.noreply.github.com>
# Date 2023-05-27 16:09:21
# Node ID 1150c64644d01b0cc98bbc2130790031c6775c0e
# Parent  86abb76f998beff802a4e6e87c29516bb9a8ab84

Fix: Check max member count in squirrel classes (#10883)

Manual cherry-pick from https://github.com/albertodemichelis/squirrel/commit/23a0620658714b996d20da3d4dd1a0dcf9b0bd98

diff --git a/src/3rdparty/squirrel/squirrel/sqclass.cpp b/src/3rdparty/squirrel/squirrel/sqclass.cpp
--- a/src/3rdparty/squirrel/squirrel/sqclass.cpp
+++ b/src/3rdparty/squirrel/squirrel/sqclass.cpp
@@ -65,6 +65,9 @@ bool SQClass::NewSlot(SQSharedState *ss,
 		_defaultvalues[_member_idx(temp)].val = val;
 		return true;
 	}
+	if (_members->CountUsed() >= MEMBER_MAX_COUNT) {
+		return false;
+	}
 	if(type(val) == OT_CLOSURE || type(val) == OT_NATIVECLOSURE || bstatic) {
 		SQInteger mmidx;
 		if((type(val) == OT_CLOSURE || type(val) == OT_NATIVECLOSURE) &&
diff --git a/src/3rdparty/squirrel/squirrel/sqclass.h b/src/3rdparty/squirrel/squirrel/sqclass.h
--- a/src/3rdparty/squirrel/squirrel/sqclass.h
+++ b/src/3rdparty/squirrel/squirrel/sqclass.h
@@ -19,6 +19,7 @@ typedef sqvector<SQClassMember> SQClassM
 
 #define MEMBER_TYPE_METHOD 0x01000000
 #define MEMBER_TYPE_FIELD 0x02000000
+#define MEMBER_MAX_COUNT 0x00FFFFFF
 
 #define _ismethod(o) (_integer(o)&MEMBER_TYPE_METHOD)
 #define _isfield(o) (_integer(o)&MEMBER_TYPE_FIELD)