decoder: rework how to swap frame layout.

[apps/agl-service-can-low-level.git] / low-can-binding / can / message / message.cpp

diff --git a/low-can-binding/can/message/message.cpp b/low-can-binding/can/message/message.cpp
index 22887c9..56e9379 100644 (file)
--- a/low-can-binding/can/message/message.cpp
+++ b/low-can-binding/can/message/message.cpp
@@ -177,3 +177,14 @@ void message_t::set_length(uint32_t length)
 {
        length_ = length;
 }
+
+void message_t::frame_swap()
+{
+       int i;
+       uint8_t *temp = (uint8_t*)alloca(length_);
+
+       for(i = 0; i < length_; i++)
+               temp[i] = data_[length_ - i - 1];
+
+       memcpy(data_.data(), temp, length_);
+}