From ccc7f95f4d449a64ec7cbe7b13933a82c8e2e3b2 Mon Sep 17 00:00:00 2001
From: deanlee <deanlee3@gmail.com>
Date: Thu, 6 Jun 2024 21:51:45 +0800
Subject: [PATCH] less changes

---
 can/parser.cc | 18 ++++--------------
 1 file changed, 4 insertions(+), 14 deletions(-)

diff --git a/can/parser.cc b/can/parser.cc
index 37ccd9855d..d83a8f089e 100644
--- a/can/parser.cc
+++ b/can/parser.cc
@@ -176,26 +176,16 @@ CANParser::CANParser(int abus, const std::string& dbc_name, bool ignore_checksum
 }
 
 #ifndef DYNAMIC_CAPNP
-
-// If the input data is already aligned to capnp::word boundaries,
-// a direct ArrayPtr is returned. Otherwise, a new ArrayPtr is created
-// with the data copied into it, ensuring alignment.
-kj::ArrayPtr<capnp::word> CANParser::getAlignedData(const std::string &data) {
-  bool aligned = reinterpret_cast<uintptr_t>(data.data()) % sizeof(capnp::word) == 0;
-  if (aligned) {
-    return kj::ArrayPtr<capnp::word>((capnp::word*)(data.data()), data.size() / sizeof(capnp::word));
-  }
-
+void CANParser::update_string(const std::string &data, bool sendcan) {
+  // format for board, make copy due to alignment issues.
   const size_t buf_size = (data.length() / sizeof(capnp::word)) + 1;
   if (aligned_buf.size() < buf_size) {
     aligned_buf = kj::heapArray<capnp::word>(buf_size);
   }
   memcpy(aligned_buf.begin(), data.data(), data.length());
-  return aligned_buf.slice(0, buf_size);
-}
 
-void CANParser::update_string(const std::string &data, bool sendcan) {
-  capnp::FlatArrayMessageReader cmsg(getAlignedData(data));
+  // extract the messages
+  capnp::FlatArrayMessageReader cmsg(aligned_buf.slice(0, buf_size));
   cereal::Event::Reader event = cmsg.getRoot<cereal::Event>();
 
   if (first_nanos == 0) {