message: optimize getting subpart of a vector

[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 5384c02..22887c9 100644 (file)
--- a/low-can-binding/can/message/message.cpp
+++ b/low-can-binding/can/message/message.cpp
@@ -28,7 +28,7 @@
 message_t::message_t()
        : maxdlen_{0},
         length_{0},
-        format_{message_format_t::INVALID},
+        flags_{INVALID_FLAG},
         timestamp_{0},
         sub_id_{-1}
 {}
@@ -44,12 +44,12 @@ message_t::message_t()
  */
 message_t::message_t(uint32_t maxdlen,
        uint32_t length,
-       message_format_t format,
+       uint32_t flags,
        std::vector<uint8_t>& data,
        uint64_t timestamp)
        : maxdlen_{maxdlen},
        length_{length},
-       format_{format},
+       flags_{flags},
        data_{data},
        timestamp_{timestamp},
        sub_id_{-1}
@@ -76,6 +76,28 @@ const uint8_t* message_t::get_data() const
        return data_.data();
 }
 
+
+///
+/// @brief Retrieve data_ member value.
+///
+/// @return pointer to the first element
+///  of class member data_
+///
+const std::vector<uint8_t> message_t::get_data_vector(int start, int end) const
+{
+       if ( start > length_ || end > length_ )
+       {
+               AFB_ERROR("Error index to get data vector, [%d-%d] - for length %d", start, end, length_);
+               return data_;
+       }
+
+       std::vector<uint8_t>::const_iterator first = data_.begin() + start;
+       std::vector<uint8_t>::const_iterator last = data_.begin() + end;
+       std::vector<uint8_t> ret(first, last);
+
+       return ret;
+}
+
 ///
 /// @brief Retrieve data_ member whole vector
 ///
@@ -101,7 +123,7 @@ uint32_t message_t::get_length() const
  *
  * @param data A vector of data
  */
-void message_t::set_data(std::vector<uint8_t> &data)
+void message_t::set_data(std::vector<uint8_t> data)
 {
        data_ = data;
 }
@@ -126,12 +148,32 @@ uint64_t message_t::get_timestamp() const
        return timestamp_;
 }
 
-/**
- * @brief Return the format of the message
- *
- * @return message_format_t The message format
- */
-message_format_t message_t::get_msg_format()
+uint32_t message_t::get_flags()
+{
+       return flags_;
+}
+
+void message_t::set_flags(uint32_t flags)
+{
+       flags_ = flags_ | flags;
+}
+
+void message_t::erase_flags()
+{
+       flags_ = 0;
+}
+
+uint32_t message_t::get_maxdlen()
+{
+       return maxdlen_;
+}
+
+void message_t::set_maxdlen(uint32_t maxdlen)
+{
+       maxdlen_ = maxdlen;
+}
+
+void message_t::set_length(uint32_t length)
 {
-       return format_;
+       length_ = length;
 }