diff options
| -rw-r--r-- | src/script/common/c_content.cpp | 7 | ||||
| -rw-r--r-- | src/script/common/c_content.h | 3 |
2 files changed, 7 insertions, 3 deletions
diff --git a/src/script/common/c_content.cpp b/src/script/common/c_content.cpp index 962391a04..c4acb7c32 100644 --- a/src/script/common/c_content.cpp +++ b/src/script/common/c_content.cpp @@ -1088,8 +1088,11 @@ bool push_json_value(lua_State *L, const Json::Value &value, int nullindex) } // Converts Lua table --> JSON -void read_json_value(lua_State *L, Json::Value &root, int index) +void read_json_value(lua_State *L, Json::Value &root, int index, u8 recursion) { + if (recursion > 16) { + throw SerializationError("Maximum recursion depth exceeded"); + } int type = lua_type(L, index); if (type == LUA_TBOOLEAN) { root = (bool) lua_toboolean(L, index); @@ -1104,7 +1107,7 @@ void read_json_value(lua_State *L, Json::Value &root, int index) while (lua_next(L, index)) { // Key is at -2 and value is at -1 Json::Value value; - read_json_value(L, value, lua_gettop(L)); + read_json_value(L, value, lua_gettop(L), recursion + 1); Json::ValueType roottype = root.type(); int keytype = lua_type(L, -1); diff --git a/src/script/common/c_content.h b/src/script/common/c_content.h index c2d84ac11..163e803db 100644 --- a/src/script/common/c_content.h +++ b/src/script/common/c_content.h @@ -152,7 +152,8 @@ bool push_json_value (lua_State *L, int nullindex); void read_json_value (lua_State *L, Json::Value &root, - int index); + int index, + u8 recursion = 0); extern struct EnumString es_TileAnimationType[]; |