diff options
Diffstat (limited to 'src/can')
| -rw-r--r-- | src/can/can-decoder.cpp | 19 | ||||
| -rw-r--r-- | src/can/can-decoder.hpp | 3 |
2 files changed, 22 insertions, 0 deletions
diff --git a/src/can/can-decoder.cpp b/src/can/can-decoder.cpp index aef042c3..fce43fc6 100644 --- a/src/can/can-decoder.cpp +++ b/src/can/can-decoder.cpp @@ -215,3 +215,22 @@ openxc_DynamicField decoder_t::decodeSignal( can_signal_t& signal, float value = parseSignalBitfield(signal, message); return decodeSignal(signal, value, signals, send); } + + +/** +* @brief Decode the payload of an OBD-II PID. +* +* This function matches the type signature for a DiagnosticResponseDecoder, so +* it can be used as the decoder for a DiagnosticRequest. It returns the decoded +* value of the PID, using the standard formulas (see +* http://en.wikipedia.org/wiki/OBD-II_PIDs#Mode_01). +* +* @param[in] response - the received DiagnosticResponse (the data is in response.payload, +* a byte array). This is most often used when the byte order is +* signiticant, i.e. with many OBD-II PID formulas. +* @param[in] parsed_payload - the entire payload of the response parsed as an int. +*/ +float decoder_t::decode_obd2_response(const DiagnosticResponse* response, float parsedPayload) +{ + return diagnostic_decode_obd2_pid(response); +}
\ No newline at end of file diff --git a/src/can/can-decoder.hpp b/src/can/can-decoder.hpp index 326a2b73..ee601c6f 100644 --- a/src/can/can-decoder.hpp +++ b/src/can/can-decoder.hpp @@ -41,4 +41,7 @@ public: static openxc_DynamicField decodeSignal(can_signal_t& signal, float value, const std::vector<can_signal_t>& signals, bool* send); + + static float decode_obd2_response(const DiagnosticResponse* response, float parsedPayload); + };
\ No newline at end of file |