napa-baselibs / monl / mon_measure.h @ 5f3adef4
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/***************************************************************************
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* Copyright (C) 2009 by Robert Birke
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* robert.birke@polito.it
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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***********************************************************************/
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#ifndef _MON_MEASURE_HH_
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#define _MON_MEASURE_HH_
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#include <vector> |
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#include <bitset> |
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#include <map> |
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#include "mon_parameter.h" |
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#include "measure_plugin.h" |
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#include "ids.h" |
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#include "mon.h" |
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#include <math.h> |
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#include "result_buffer.h" |
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#include "ml.h" |
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#include "grapes_log.h" |
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#include <fstream> |
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/************************** monMeasure ********************************/
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/* Measures can be:
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* - IN_BAND, OUT_OF_BAND, BOTH
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* - PACKET,DATA, BOTH
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* This is stored in a bitset called caps. If the bit is set the
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* corresponding type is true. flags contians how a particular instance
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* is used */
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#pragma pack(push) /* push current alignment to stack */ |
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#pragma pack(1) /* set alignment to 1 byte boundary */ |
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struct res_mh_pair {
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result res; |
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MonHandler mh; |
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}; |
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#pragma pack(pop) /* restore original alignment from stack */ |
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typedef std::map<MeasurementId, class MonMeasure*> ExecutionList;
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class MonMeasure { |
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protected:
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bool auto_loaded;
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/* Bitmask defining the capabilities of this instance of the measure */
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MeasurementCapabilities flags; |
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/* Pointer to the MeasurePlugin class describing this measure */
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class MeasurePlugin *measure_plugin; |
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/* Status of the measurement instance */
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MeasurementStatus status; |
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MonHandler mh_remote; |
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uint8_t dst_socketid[SOCKETID_SIZE]; |
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bool dst_socketid_publish;
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MsgType msg_type; |
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int used_counter;
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ResultBuffer *rb; |
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/* Parameter values */
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MonParameterValue *param_values; |
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void debugInit(const char *); |
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void debugStop();
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std::fstream output_file; |
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int paramChangeDefault(MonParameterType ph, MonParameterValue p) {
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if(ph == P_WINDOW_SIZE && rb != NULL) |
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return rb->resizeBuffer((int)p); |
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if(ph == P_INIT_NAN_ZERO && rb != NULL) |
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return rb->init();
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if(ph == P_DEBUG_FILE) {
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if(param_values[P_DEBUG_FILE] == p)
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return EOK;
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if(p == 1) |
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debugInit(measure_plugin->name.c_str()); |
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if(p == 0) |
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debugStop(); |
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return EOK;
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} |
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if(ph < P_LAST_DEFAULT_PARAM)
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return EOK;
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return paramChange(ph,p);
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} |
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result *r_rx_list; |
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result *r_tx_list; |
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/* called when the measure is put on an execution list */
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/* should be used to reinitialise the measurement in subsequent uses */
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virtual void init() {};
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virtual void stop() {};
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friend class MeasureManager; |
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friend class MeasureDispatcher; |
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friend class ResultBuffer; |
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public:
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void debugOutput(char *out); |
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class MeasureDispatcher *ptrDispatcher; |
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MonHandler mh_local; |
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/* Functions */
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/* Constructor: MUST BE CALLED BY DERIVED CLASSES*/
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MonMeasure(class MeasurePlugin *mp, MeasurementCapabilities mc, class MeasureDispatcher *ptrDisp); |
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virtual ~MonMeasure() { |
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delete[] param_values; |
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if(rb != NULL) |
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delete rb; |
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}; |
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/* Get vector of MonParameterValues (pointers to the MonParameterValue instances) */
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std::vector<class MonParameter* >& listParameters(void) {
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return measure_plugin->params;
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}; |
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/* Set MonParameterValue value */
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int setParameter(size_t pid, MonParameterValue p) {
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if(pid < measure_plugin->params.size() && measure_plugin->params[pid]->validator(p) == EOK) {
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MonParameterValue pt; |
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pt = param_values[pid]; |
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param_values[pid] = p; |
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if(paramChangeDefault(pid,p) == EOK) {
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return EOK;
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} |
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param_values[pid] = pt; |
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} |
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return -EINVAL;
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}; |
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/* Get MonParameterValue value */
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MonParameterValue getParameter(size_t pid) { |
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if(pid >= measure_plugin->params.size())
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return NAN;
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return param_values[pid];
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}; |
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MeasurementStatus getStatus() { |
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return status;
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} |
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/* Get flags */
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MeasurementCapabilities getFlags() { |
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return flags;
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} |
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/* Set flags */
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int setFlags(MeasurementCapabilities f) {
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if(f == measure_plugin->getCaps() && f == 0) |
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return EOK;
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/*check that f is a subset of Caps */
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if(f & ~(measure_plugin->getCaps() | TXRXBI | REMOTE))
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return -ERANGE;
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/* Check packet vs chunk */
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if(!((f & PACKET)^(f & DATA)))
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return -ERANGE;
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/* check inband vs out-of-band */
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if(f & TIMER_BASED)
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flags |= TIMER_BASED | IN_BAND | OUT_OF_BAND; |
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else
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if(!((f & IN_BAND)^(f & OUT_OF_BAND)))
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return -ERANGE;
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return EOK;
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} |
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int setPublishStatisticalType(const char * publishing_name, const char *channel, enum stat_types st[], int length, void *repo_client) { |
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if(rb == NULL) |
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{ |
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info("rb == NULL");
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return -EINVAL;
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} |
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int result = rb->setPublishStatisticalType(publishing_name, channel, st, length, repo_client);
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return result;
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}; |
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void defaultInit() {
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init(); |
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if(param_values[P_DEBUG_FILE] == 1.0) |
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debugInit(measure_plugin->name.c_str()); |
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}; |
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void defaultStop() {
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stop(); |
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if(param_values[P_DEBUG_FILE] == 1.0) |
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debugStop(); |
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}; |
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/* called when changes in parameter values happen */
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virtual int paramChange(MonParameterType ph, MonParameterValue p) {return EOK;}; |
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void RxPktLocal(ExecutionList *el) {
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if(r_rx_list == NULL) |
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return;
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newSample(RxPkt(r_rx_list, el)); |
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}; |
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void RxPktRemote(struct res_mh_pair *rmp, int &i, ExecutionList *el) { |
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if(r_rx_list == NULL) |
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return;
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result r = RxPkt(r_rx_list, el); |
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if(!isnan(r)) {
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rmp[i].res = r; |
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rmp[i].mh = mh_remote; |
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i++; |
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} |
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}; |
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void RxDataLocal(ExecutionList *el) {
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if(r_rx_list == NULL) |
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return;
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newSample(RxData(r_rx_list,el)); |
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}; |
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void RxDataRemote(struct res_mh_pair *rmp, int &i, ExecutionList *el) { |
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if(r_rx_list == NULL) |
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return;
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result r = RxData(r_rx_list, el); |
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if(!isnan(r)) {
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rmp[i].res = r; |
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rmp[i].mh = mh_remote; |
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i++; |
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} |
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}; |
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void TxPktLocal(ExecutionList *el) {
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if(r_tx_list == NULL) |
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return;
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newSample(TxPkt(r_tx_list, el)); |
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}; |
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void TxPktRemote(struct res_mh_pair *rmp, int &i, ExecutionList *el) { |
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if(r_tx_list == NULL) |
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return;
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result r = TxPkt(r_tx_list, el); |
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if(!isnan(r)) {
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rmp[i].res = r; |
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rmp[i].mh = mh_remote; |
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i++; |
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} |
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}; |
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void TxDataLocal(ExecutionList *el) {
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if(r_tx_list == NULL) |
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return;
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newSample(TxData(r_tx_list, el)); |
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}; |
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void TxDataRemote(struct res_mh_pair *rmp, int &i, ExecutionList *el) { |
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if(r_tx_list == NULL) |
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return;
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result r = TxData(r_tx_list, el); |
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if(!isnan(r)) {
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rmp[i].res = r; |
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rmp[i].mh = mh_remote; |
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i++; |
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} |
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}; |
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int newSample(result r) {
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if(!isnan(r) && rb != NULL) { |
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rb->newSample(r); |
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return EOK;
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} |
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else
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return -EINVAL;
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}; |
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//If OOB this function is called upon scheduled event
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virtual void Run() {return;}; |
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virtual void receiveOobData(char *buf, int buf_len, result *r) {return;}; |
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int scheduleNextIn(struct timeval *tv); |
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int sendOobData(char* buf, int buf_len); |
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/* Functions processing a message (packet and data) and extracting the measure to be stored */
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virtual result RxPkt(result *r, ExecutionList *) {return NAN;};
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virtual result RxData(result *r, ExecutionList *) {return NAN;};
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virtual result TxPkt(result *r, ExecutionList *) {return NAN;};
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virtual result TxData(result *r, ExecutionList *) {return NAN;};
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//void OutOfBandcb(HANDLE *event_handle, void *arg) {return;};
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}; |
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#endif /* _MON_MEASURE_HH_ */ |