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-rw-r--r--low-can-binding/can/can-decoder.cpp60
1 files changed, 23 insertions, 37 deletions
diff --git a/low-can-binding/can/can-decoder.cpp b/low-can-binding/can/can-decoder.cpp
index b77e13ed..0c81d7a6 100644
--- a/low-can-binding/can/can-decoder.cpp
+++ b/low-can-binding/can/can-decoder.cpp
@@ -31,7 +31,7 @@
/// @return Returns the raw value of the signal parsed as a bitfield from the given byte
/// array.
///
-float decoder_t::parseSignalBitfield(can_signal_t& signal, const can_message_t& message)
+float decoder_t::parse_signal_bitfield(can_signal_t& signal, const can_message_t& message)
{
return bitfield_parse_float(message.get_data(), CAN_MESSAGE_SIZE,
signal.get_bit_position(), signal.get_bit_size(), signal.get_factor(),
@@ -40,11 +40,10 @@ float decoder_t::parseSignalBitfield(can_signal_t& signal, const can_message_t&
/// @brief Wrap a raw CAN signal value in a DynamicField without modification.
///
-/// This is an implementation of the SignalDecoder type signature, and can be
+/// This is an implementation of the Signal type signature, and can be
/// used directly in the can_signal_t.decoder field.
///
/// @param[in] signal - The details of the signal that contains the state mapping.
-/// @param[in] signals - The list of all signals
/// @param[in] value - The numerical value that will be wrapped in a DynamicField.
/// @param[out] send - An output argument that will be set to false if the value should
/// not be sent for any reason.
@@ -53,8 +52,7 @@ float decoder_t::parseSignalBitfield(can_signal_t& signal, const can_message_t&
/// its numeric value. The 'send' argument will not be modified as this decoder
/// always succeeds.
///
-openxc_DynamicField decoder_t::noopDecoder(can_signal_t& signal,
- const std::vector<std::shared_ptr<can_signal_t> >& signals, float value, bool* send)
+openxc_DynamicField decoder_t::decode_noop(can_signal_t& signal, float value, bool* send)
{
openxc_DynamicField decoded_value = build_DynamicField(value);
@@ -62,11 +60,10 @@ openxc_DynamicField decoder_t::noopDecoder(can_signal_t& signal,
}
/// @brief Coerces a numerical value to a boolean.
///
-/// This is an implementation of the SignalDecoder type signature, and can be
+/// This is an implementation of the Signal type signature, and can be
/// used directly in the can_signal_t.decoder field.
///
/// @param[in] signal - The details of the signal that contains the state mapping.
-/// @param[in] signals - The list of all signals
/// @param[in] value - The numerical value that will be converted to a boolean.
/// @param[out] send - An output argument that will be set to false if the value should
/// not be sent for any reason.
@@ -75,8 +72,7 @@ openxc_DynamicField decoder_t::noopDecoder(can_signal_t& signal,
/// is 0.0, otherwise true. The 'send' argument will not be modified as this
/// decoder always succeeds.
///
-openxc_DynamicField decoder_t::booleanDecoder(can_signal_t& signal,
- const std::vector<std::shared_ptr<can_signal_t> >& signals, float value, bool* send)
+openxc_DynamicField decoder_t::decode_boolean(can_signal_t& signal, float value, bool* send)
{
openxc_DynamicField decoded_value = build_DynamicField(value == 0.0 ? false : true);
@@ -84,21 +80,19 @@ openxc_DynamicField decoder_t::booleanDecoder(can_signal_t& signal,
}
/// @brief Update the metadata for a signal and the newly received value.
///
-/// This is an implementation of the SignalDecoder type signature, and can be
+/// This is an implementation of the Signal type signature, and can be
/// used directly in the can_signal_t.decoder field.
///
/// This function always flips 'send' to false.
///
/// @param[in] signal - The details of the signal that contains the state mapping.
-/// @param[in] signals - The list of all signals.
/// @param[in] value - The numerical value that will be converted to a boolean.
/// @param[out] send - This output argument will always be set to false, so the caller will
/// know not to publish this value to the pipeline.
///
/// @return Return value is undefined.
///
-openxc_DynamicField decoder_t::ignoreDecoder(can_signal_t& signal,
- const std::vector<std::shared_ptr<can_signal_t> >& signals, float value, bool* send)
+openxc_DynamicField decoder_t::decode_ignore(can_signal_t& signal, float value, bool* send)
{
if(send)
*send = false;
@@ -111,11 +105,10 @@ openxc_DynamicField decoder_t::ignoreDecoder(can_signal_t& signal,
/// @brief Find and return the corresponding string state for a CAN signal's
/// raw integer value.
///
-/// This is an implementation of the SignalDecoder type signature, and can be
+/// This is an implementation of the Signal type signature, and can be
/// used directly in the can_signal_t.decoder field.
///
/// @param[in] signal - The details of the signal that contains the state mapping.
-/// @param[in] signals - The list of all signals.
/// @param[in] value - The numerical value that should map to a state.
/// @param[out] send - An output argument that will be set to false if the value should
/// not be sent for any reason.
@@ -124,8 +117,7 @@ openxc_DynamicField decoder_t::ignoreDecoder(can_signal_t& signal,
/// the signal. If an equivalent isn't found, send is sent to false and the
/// return value is undefined.
///
-openxc_DynamicField decoder_t::stateDecoder(can_signal_t& signal,
- const std::vector<std::shared_ptr<can_signal_t> >& signals, float value, bool* send)
+openxc_DynamicField decoder_t::decode_state(can_signal_t& signal, float value, bool* send)
{
const std::string signal_state = signal.get_states((uint8_t)value);
openxc_DynamicField decoded_value = build_DynamicField(signal_state);
@@ -146,23 +138,21 @@ openxc_DynamicField decoder_t::stateDecoder(can_signal_t& signal,
///
/// @param[in] signal - The details of the signal to decode and forward.
/// @param[in] message - The received CAN message that should contain this signal.
-/// @param[in] signals - an array of all active signals.
/// @param[out] send - An output parameter that will be flipped to false if the value could
/// not be decoded.
///
/// The decoder returns an openxc_DynamicField, which may contain a number,
/// string or boolean.
///
-openxc_DynamicField decoder_t::translateSignal(can_signal_t& signal, const can_message_t& message,
- const std::vector<std::shared_ptr<can_signal_t> >& signals, bool* send)
+openxc_DynamicField decoder_t::translate_signal(can_signal_t& signal, const can_message_t& message, bool* send)
{
- float value = decoder_t::parseSignalBitfield(signal, message);
- AFB_DEBUG("Decoded message from parseSignalBitfield: %f", value);
+ float value = decoder_t::parse_signal_bitfield(signal, message);
+ AFB_DEBUG("Decoded message from parse_signal_bitfield: %f", value);
// Must call the decoders every time, regardless of if we are going to
// decide to send the signal or not.
- openxc_DynamicField decoded_value = decoder_t::decodeSignal(signal,
- value, signals, send);
+ openxc_DynamicField decoded_value = decoder_t::decode_signal(signal,
+ value, send);
signal.set_received(true);
@@ -185,19 +175,17 @@ openxc_DynamicField decoder_t::translateSignal(can_signal_t& signal, const can_m
///
/// @param[in] signal - The details of the signal to decode and forward.
/// @param[in] value - The numerical value that will be converted to a boolean.
-/// @param[in] signals - an array of all active signals.
/// @param[out] send - An output parameter that will be flipped to false if the value could
/// not be decoded.
///
/// @return The decoder returns an openxc_DynamicField, which may contain a number,
/// string or boolean. If 'send' is false, the return value is undefined.
///
-openxc_DynamicField decoder_t::decodeSignal( can_signal_t& signal,
- float value, const std::vector<std::shared_ptr<can_signal_t> >& signals, bool* send)
+openxc_DynamicField decoder_t::decode_signal( can_signal_t& signal, float value, bool* send)
{
- SignalDecoder decoder = signal.get_decoder() == nullptr ?
- noopDecoder : signal.get_decoder();
- openxc_DynamicField decoded_value = decoder(signal, signals,
+ signal_decoder decoder = signal.get_decoder() == nullptr ?
+ decode_noop : signal.get_decoder();
+ openxc_DynamicField decoded_value = decoder(signal,
value, send);
return decoded_value;
}
@@ -205,28 +193,26 @@ openxc_DynamicField decoder_t::decodeSignal( can_signal_t& signal,
/// @brief Decode a transformed, human readable value from an raw CAN signal
/// already parsed from a CAN message.
///
-/// This is the same as decodeSignal but you must parse the bitfield value of the signal from the CAN
+/// This is the same as decode_signal but you must parse the bitfield value of the signal from the CAN
/// message yourself. This is useful if you need that raw value for something
/// else.
///
/// @param[in] signal - The details of the signal to decode and forward.
/// @param[in] message - Raw CAN message to decode
-/// @param[in] signals - an array of all active signals.
/// @param[out] send - An output parameter that will be flipped to false if the value could
/// not be decoded.
///
-openxc_DynamicField decoder_t::decodeSignal( can_signal_t& signal,
- const can_message_t& message, const std::vector<std::shared_ptr<can_signal_t> >& signals, bool* send)
+openxc_DynamicField decoder_t::decode_signal( can_signal_t& signal, const can_message_t& message, bool* send)
{
- float value = parseSignalBitfield(signal, message);
- return decodeSignal(signal, value, signals, send);
+ float value = parse_signal_bitfield(signal, message);
+ return decode_signal(signal, value, send);
}
///
/// @brief Decode the payload of an OBD-II PID.
///
-/// This function matches the type signature for a DiagnosticResponseDecoder, so
+/// This function matches the type signature for a DiagnosticResponse, 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).