mirror of
https://git.rwth-aachen.de/acs/public/villas/node/
synced 2025-03-09 00:00:00 +01:00
153 lines
3.2 KiB
C++
153 lines
3.2 KiB
C++
/* Signal metadata list.
|
|
*
|
|
* Author: Steffen Vogel <post@steffenvogel.de>
|
|
* SPDX-FileCopyrightText: 2014-2023 Institute for Automation of Complex Power Systems, RWTH Aachen University
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*/
|
|
|
|
#include <villas/exceptions.hpp>
|
|
#include <villas/list.hpp>
|
|
#include <villas/signal.hpp>
|
|
#include <villas/signal_data.hpp>
|
|
#include <villas/signal_list.hpp>
|
|
#include <villas/signal_type.hpp>
|
|
#include <villas/utils.hpp>
|
|
|
|
using namespace villas;
|
|
using namespace villas::node;
|
|
using namespace villas::utils;
|
|
|
|
int SignalList::parse(json_t *json) {
|
|
int ret;
|
|
|
|
if (!json_is_array(json))
|
|
return -1;
|
|
|
|
size_t i;
|
|
json_t *json_signal;
|
|
json_array_foreach(json, i, json_signal) {
|
|
auto sig = std::make_shared<Signal>();
|
|
if (!sig)
|
|
throw MemoryAllocationError();
|
|
|
|
ret = sig->parse(json_signal);
|
|
if (ret)
|
|
return ret;
|
|
|
|
push_back(sig);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
SignalList::SignalList(unsigned len, enum SignalType typ) {
|
|
char name[32];
|
|
|
|
for (unsigned i = 0; i < len; i++) {
|
|
snprintf(name, sizeof(name), "signal%u", i);
|
|
|
|
auto sig = std::make_shared<Signal>(name, "", typ);
|
|
if (!sig)
|
|
throw RuntimeError("Failed to create signal list");
|
|
|
|
push_back(sig);
|
|
}
|
|
}
|
|
|
|
SignalList::SignalList(const char *dt) {
|
|
int len, i = 0;
|
|
char name[32], *e;
|
|
enum SignalType typ;
|
|
|
|
for (const char *t = dt; *t; t = e + 1) {
|
|
len = strtoul(t, &e, 10);
|
|
if (t == e)
|
|
len = 1;
|
|
|
|
typ = signalTypeFromFormatString(*e);
|
|
if (typ == SignalType::INVALID)
|
|
throw RuntimeError("Failed to create signal list");
|
|
|
|
for (int j = 0; j < len; j++) {
|
|
snprintf(name, sizeof(name), "signal%d", i++);
|
|
|
|
auto sig = std::make_shared<Signal>(name, "", typ);
|
|
if (!sig)
|
|
throw RuntimeError("Failed to create signal list");
|
|
|
|
push_back(sig);
|
|
}
|
|
}
|
|
}
|
|
|
|
void SignalList::dump(Logger logger, const union SignalData *data,
|
|
unsigned len) const {
|
|
const char *pfx;
|
|
bool abbrev = false;
|
|
|
|
Signal::Ptr prevSig;
|
|
unsigned i = 0;
|
|
for (auto sig : *this) {
|
|
// Check if this is a sequence of similar signals which can be abbreviated
|
|
if (i >= 1 && i < size() - 1) {
|
|
if (prevSig->isNext(*sig)) {
|
|
abbrev = true;
|
|
goto skip;
|
|
}
|
|
}
|
|
|
|
if (abbrev) {
|
|
pfx = "...";
|
|
abbrev = false;
|
|
} else
|
|
pfx = " ";
|
|
|
|
logger->info(" {}{:>3}: {}", pfx, i,
|
|
sig->toString(i < len ? &data[i] : nullptr));
|
|
|
|
skip:
|
|
prevSig = sig;
|
|
i++;
|
|
}
|
|
}
|
|
|
|
json_t *SignalList::toJson() const {
|
|
json_t *json_signals = json_array();
|
|
|
|
for (const auto &sig : *this)
|
|
json_array_append_new(json_signals, sig->toJson());
|
|
|
|
return json_signals;
|
|
}
|
|
|
|
Signal::Ptr SignalList::getByIndex(unsigned idx) { return this->at(idx); }
|
|
|
|
int SignalList::getIndexByName(const std::string &name) {
|
|
unsigned i = 0;
|
|
for (auto s : *this) {
|
|
if (name == s->name)
|
|
return i;
|
|
|
|
i++;
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
Signal::Ptr SignalList::getByName(const std::string &name) {
|
|
for (auto s : *this) {
|
|
if (name == s->name)
|
|
return s;
|
|
}
|
|
|
|
return Signal::Ptr();
|
|
}
|
|
|
|
SignalList::Ptr SignalList::clone() {
|
|
auto l = std::make_shared<SignalList>();
|
|
|
|
for (auto s : *this)
|
|
l->push_back(s);
|
|
|
|
return l;
|
|
}
|