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authorRomain Forlot <romain.forlot@iot.bzh>2017-03-13 23:08:43 +0100
committerRomain Forlot <romain.forlot@iot.bzh>2017-03-16 17:15:55 +0100
commitac96a95e79d89eb667276f87c389d5ea4ff14efd (patch)
tree2102b03c3ad3bde2ba6ffa6b8f9ed2348e78cc70 /src
parent63d31e29e366fb9dd85debc897fdbc91d9cb2e42 (diff)
Implement signals states decoder and change map
to a vector. Change-Id: I185724f2966fecac6659d401751da56d2886ed9d Signed-off-by: Romain Forlot <romain.forlot@iot.bzh>
Diffstat (limited to 'src')
-rw-r--r--src/can/can-decoder.cpp17
-rw-r--r--src/can/can-message.cpp4
-rw-r--r--src/can/can-signals.cpp11
-rw-r--r--src/can/can-signals.hpp17
4 files changed, 26 insertions, 23 deletions
diff --git a/src/can/can-decoder.cpp b/src/can/can-decoder.cpp
index 49fd151..5f5bce8 100644
--- a/src/can/can-decoder.cpp
+++ b/src/can/can-decoder.cpp
@@ -63,18 +63,13 @@ openxc_DynamicField decoder_t::ignoreDecoder(can_signal_t& signal,
openxc_DynamicField decoder_t::stateDecoder(can_signal_t& signal,
const std::vector<can_signal_t>& signals, float value, bool* send)
{
- openxc_DynamicField decoded_value = {0, openxc_DynamicField_Type_BOOL, 0, "", 0, 0, 0, 0};
- decoded_value.has_type = true;
- decoded_value.type = openxc_DynamicField_Type_STRING;
- decoded_value.has_string_value = true;
-
- /* TODO: Handle SignalState
- const can_signal_tState* signalState = lookupSignalState(value, signal);
- if(signalState != NULL) {
- ::strcpy(decoded_value.string_value, signalState->name);
- } else {
+ const std::string signal_state = signal.get_states(value);
+ openxc_DynamicField decoded_value = build_DynamicField(signal_state);
+ if(signal_state.size() <= 0)
+ {
*send = false;
- }*/
+ ERROR(binder_interface, "stateDecoder: No state found with index: %d", (int)value);
+ }
return decoded_value;
}
diff --git a/src/can/can-message.cpp b/src/can/can-message.cpp
index cd4a81e..36cce92 100644
--- a/src/can/can-message.cpp
+++ b/src/can/can-message.cpp
@@ -30,8 +30,8 @@ can_message_t::can_message_t()
: maxdlen_{0}, id_{0}, length_{0}, format_{can_message_format_t::ERROR}, rtr_flag_{false}, flags_{0}
{}
-can_message_t::can_message_t(uint8_t maxdlen, uint32_t id, uint8_t length, can_message_format_t format, bool rtr_flag_, uint8_t flags, std::vector<uint8_t> data)
- : maxdlen_{0}, id_{0}, length_{0}, format_{can_message_format_t::ERROR}, rtr_flag_{false}, flags_{0}, data_{data}
+can_message_t::can_message_t(uint8_t maxdlen, uint32_t id, uint8_t length, can_message_format_t format, bool rtr_flag, uint8_t flags, std::vector<uint8_t> data)
+ : maxdlen_{maxdlen}, id_{id}, length_{length}, format_{format}, rtr_flag_{rtr_flag}, flags_{flags}, data_{data}
{}
/**
diff --git a/src/can/can-signals.cpp b/src/can/can-signals.cpp
index b7b311b..d04c03a 100644
--- a/src/can/can-signals.cpp
+++ b/src/can/can-signals.cpp
@@ -29,7 +29,7 @@ std::string can_signal_t::prefix_ = "messages";
can_signal_t::can_signal_t(can_message_definition_t& message, std::string generic_name, uint8_t bit_position, uint8_t bit_size,
float factor, float offset, float min_value, float max_value, frequency_clock_t frequency, bool send_same, bool force_send_changed,
- std::map<int, std::string> states, bool writable, SignalDecoder decoder, SignalEncoder encoder, bool received)
+ std::vector<std::string> states, bool writable, SignalDecoder decoder, SignalEncoder encoder, bool received)
: message_{message}, generic_name_{generic_name}, bit_position_{bit_position}, bit_size_{bit_size}, factor_{factor}, offset_{offset},
min_value_{min_value}, max_value_{max_value}, frequency_{frequency}, send_same_{send_same}, force_send_changed_{force_send_changed}, states_{states},
writable_{writable}, decoder_{decoder}, encoder_{encoder}, received_{received}, last_value_{(float)NULL}
@@ -100,11 +100,18 @@ bool can_signal_t::get_force_send_changed() const
return force_send_changed_;
}
-std::map<int, std::string> can_signal_t::get_state() const
+const std::vector<std::string>& can_signal_t::get_states() const
{
return states_;
}
+const std::string can_signal_t::get_states(float value) const
+{
+ if (value < states_.size())
+ return states_[(int)value];
+ return std::string("");
+}
+
size_t can_signal_t::get_state_count() const
{
return states_.size();
diff --git a/src/can/can-signals.hpp b/src/can/can-signals.hpp
index 53acd00..c522d0a 100644
--- a/src/can/can-signals.hpp
+++ b/src/can/can-signals.hpp
@@ -95,24 +95,24 @@ private:
* clock's frequency to 0. */
bool send_same_; /*!< send_same_ - If true, will re-send even if the value hasn't changed.*/
bool force_send_changed_; /*!< force_send_changed_ - If true, regardless of the frequency, it will send the
- * value if it has changed. */
- std::map<int, std::string> states_; /*!< states_ - A map of CAN signal state describing the mapping
- * between numerical and string values for valid states. */
+ * value if it has changed. */
+ std::vector<std::string> states_; /*!< states_ - A map of CAN signal state describing the mapping
+ * between numerical and string values for valid states. */
bool writable_; /*!< writable - True if the signal is allowed to be written from the USB host
- * back to CAN. Defaults to false.*/
+ * back to CAN. Defaults to false.*/
SignalDecoder decoder_; /*!< decoder_ - An optional function to decode a signal from the bus to a human
- * readable value. If NULL, the default numerical decoder is used. */
+ * readable value. If NULL, the default numerical decoder is used. */
SignalEncoder encoder_; /*!< encoder_ - An optional function to encode a signal value to be written to
* CAN into a byte array. If NULL, the default numerical encoder
* is used. */
bool received_; /*!< received_ - True if this signal has ever been received.*/
float last_value_; /*!< lastValue_ - The last received value of the signal. If 'received' is false,
- * this value is undefined. */
+ * this value is undefined. */
public:
can_signal_t(can_message_definition_t& message, std::string generic_name, uint8_t bit_position, uint8_t bit_size,
float factor, float offset, float min_value, float max_value, frequency_clock_t frequency, bool send_same, bool force_send_changed,
- std::map<int, std::string> states, bool writable, SignalDecoder decoder, SignalEncoder encoder, bool received);
+ std::vector<std::string> states, bool writable, SignalDecoder decoder, SignalEncoder encoder, bool received);
can_message_definition_t& get_message();
const std::string& get_generic_name() const;
@@ -127,7 +127,8 @@ public:
frequency_clock_t& get_frequency();
bool get_send_same() const;
bool get_force_send_changed() const;
- std::map<int, std::string> get_state() const;
+ const std::vector<std::string>& get_states() const;
+ const std::string get_states(float value) const;
size_t get_state_count() const;
bool get_writable() const;
SignalDecoder& get_decoder();