PerfDriver::~PerfDriver() {
while (mCounters != NULL) {
PerfCounter *counter = mCounters;
mCounters = counter->getNext();
delete counter;
}
}
PerfCounter *PerfDriver::findCounter(const Counter &counter) const {
for (PerfCounter * perfCounter = mCounters; perfCounter != NULL; perfCounter = perfCounter->getNext()) {
if (strcmp(perfCounter->getName(), counter.getType()) == 0) {
return perfCounter;
}
}
return NULL;
}
int PerfDriver::writeCounters(mxml_node_t *root) const {
int count = 0;
for (PerfCounter * counter = mCounters; counter != NULL; counter = counter->getNext()) {
mxml_node_t *node = mxmlNewElement(root, "counter");
mxmlElementSetAttr(node, "name", counter->getName());
++count;
}
return count;
}
bool PerfDriver::enable(PerfGroup *const group, Buffer *const buffer) const {
for (PerfCounter * counter = mCounters; counter != NULL; counter = counter->getNext()) {
if (counter->isEnabled() && (counter->getType() != TYPE_DERIVED)) {
if (!group->add(buffer, counter->getKey(), counter->getType(), counter->getConfig(), counter->getCount(), counter->getCount() > 0 ? PERF_SAMPLE_TID | PERF_SAMPLE_IP : 0, counter->isPerCpu() ? PERF_GROUP_PER_CPU : 0)) {
logg->logMessage("%s(%s:%i): PerfGroup::add failed", __FUNCTION__, __FILE__, __LINE__);
return false;
}
}
}
return true;
}
void PerfDriver::resetCounters() {
for (PerfCounter * counter = mCounters; counter != NULL; counter = counter->getNext()) {
counter->setEnabled(false);
}
}
