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authorRomain Forlot <romain.forlot@iot.bzh>2017-02-15 16:46:06 +0000
committerRomain Forlot <romain.forlot@iot.bzh>2017-02-15 16:46:06 +0000
commit4169ab612f0b78ca0cbe47663007bdffc5b25907 (patch)
treee380af5bb690424562a1569283dbd50b2fc40dcd /src/can_decode_message.cpp
parent54595b88520c3caea40fac61ed79f2dcb57b7062 (diff)
Change way to iterate over found signals
Change-Id: Ib0a88b1a978f74e0cadf30b0cdf3a5d21c06333d Signed-off-by: Romain Forlot <romain.forlot@iot.bzh>
Diffstat (limited to 'src/can_decode_message.cpp')
-rw-r--r--src/can_decode_message.cpp116
1 files changed, 93 insertions, 23 deletions
diff --git a/src/can_decode_message.cpp b/src/can_decode_message.cpp
index e8eec0bb..9870c90e 100644
--- a/src/can_decode_message.cpp
+++ b/src/can_decode_message.cpp
@@ -19,6 +19,7 @@
#include <linux/can.h>
#include <linux/can/raw.h>
#include <queue>
+#include <sys/timeb.h>
#include <afb/afb-binding.h>
@@ -26,52 +27,121 @@
#include "can-decoder.h"
#include "openxc.pb.h"
+union DynamicField
+{
+ std::char string[100];
+ std::double numeric_value;
+ std::bool boolean_value;
+};
+
void can_decode_message(CanBus_c *can_bus)
{
CanMessage_c *can_message;
- int i;
std:vector <CanSignal> *signals;
- CanSignal sig;
+ std:vector <CanSignal>::iterator signals_i;
openxc_VehicleMessage vehicle_message;
- openxc_SimpleMessage s_message;
- openxc_DynamicField key, ret;
+ openxc_DynamicField search_key, ret;
+
Decoder_c decoder();
- vehicle_message = {.has_type = true,
- .type = openxc_VehicleMessage_Type::openxc_VehicleMessage_Type_SIMPLE,
- .has_simple_message = true };
while(true)
{
if(can_message = can_bus->next_can_message())
{
/* First we have to found which CanSignal is */
- key = { .has_type = true,
- .type = openxc_DynamicField_Type::openxc_DynamicField_Type_NUM,
- .has_numeric_value = true,
- .numeric_value = (double)can_message.get_id() };
-
- signals = GetSignals(key);
+ DynamicField signal_id = (double)can_message.get_id();
+ search_key = build_DynamicField(openxc_DynamicField_Type_NUM, signal_id)
+ signals = find_signals(search_key);
+
/* Decoding the message ! Don't kill the messenger ! */
- for(i=0; i< signals.size(); i++)
+ for(signals_i=signals.begin(); signal_i != signals.end(); signals_i++)
{
- sig = signals.back();
- if(afb_event_is_valid(sig->event))
+ subscribed_signals_i = subscribed_signals.find(signals_i);
+
+ if(subscribed_signals_i != subscribed_signals.end() &&
+ afb_event_is_valid(subscribed_signals_i->second))
{
ret = decoder.decodeSignal(&sig, can_message, SIGNALS, SIGNALS.size(), true);
- s_message = {.has_name = true,
- .name = sig->genericName,
- .has_value = true,
- .value = ret
- };
+ s_message = build_SimpleMessage(subscribed_signals_i->first->genericName, ret);
- vehicle_message.simple_message = s_message;
+ vehicle_message = build_VehicleMessage_with_SimpleMessage(openxc_DynamicField_Type::openxc_DynamicField_Type_NUM, s_message);
vehicle_message_q.push(vehicle_message);
}
- signals.pop_back();
}
}
}
+}
+
+/*
+ * Build a specific VehicleMessage containing a SimpleMessage.
+ */
+openxc_VehicleMessage build_VehicleMessage_with_SimpleMessage(openxc_DynamicField_Type type,
+ openxc_SimpleMessage message)
+{
+ struct timeb t_msec;
+ long long int timestamp_msec;
+ if(!ftime(&t_msec))
+ {
+ timestamp_msec = ((long long int) t_msec.time) * 1000ll +
+ (long long int) t_msec.millitm;
+
+ return openxc_VehicleMessage v = {.has_type = true,
+ .type = openxc_VehicleMessage_Type::openxc_VehicleMessage_Type_SIMPLE,
+ .has_simple_message = true,
+ .simple_message = message,
+ .has_timestamp = true,
+ .timestamp = timestamp_msec};
+ }
+
+ return openxc_VehicleMessage v = {.has_type = true,
+ .type = openxc_VehicleMessage_Type::openxc_VehicleMessage_Type_SIMPLE,
+ .has_simple_message = true,
+ .simple_message = message};
+}
+
+/*
+ * Build an openxc_SimpleMessage associating a name to an openxc_DynamicField
+ */
+openxc_SimpleMessage build_SimpleMessage(std:string name, openxc_DynamicField value)
+{
+ return openxc_SimpleMessage s = {.has_name = true,
+ .name = name,
+ .has_value = true,
+ .value = value};
+}
+
+
+}
+
+/*
+ * Build an openxc_DynamicField using its type and an union.
+ * Why do not use of union in first place anyway...
+ */
+openxc_DynamicField build_DynamicField(openxc_DynamicField_Type type, DynamicField field)
+{
+ openxc_DynamicField d = {.has_type = true,
+ .type = type};
+
+ switch(type)
+ {
+ case openxc_DynamicField_Type_BOOL:
+ d.has_boolean_value = true;
+ d.boolean_value = field;
+ break;
+ case openxc_DynamicField_Type_NUM:
+ d.has_numeric_value = true;
+ d.numeric_value = field;
+ break;
+ case openxc_DynamicField_Type_STRING:
+ d.has_string_value = true;
+ strcpy(d.string_value, field);
+ break;
+ default:
+ return nullptr;
+ }
+
+ return d;
} \ No newline at end of file