Subversion Repositories shark

//package first_filter;

import java.io.*;

import java.net.*;

import java.util.List;

import java.util.ArrayList;

import java.util.Iterator;

import org.jdom.*;

import org.jdom.input.SAXBuilder;

import org.jdom.output.XMLOutputter;

import java.util.regex.*;

import java.util.Random;

/**

 * <p>Title: First XML filter</p>

 * <p>Description: </p>

 * <p>Copyright: Copyright (c) 2003</p>

 * <p>Company: Retis Lab</p>

 * @author not attributable

 * @version 1.0

 */

public class Applicazione {

  private int numElements = 0;

  final String LOADFILE_DIR="../loadfile/";

  final String EVENT_DEFINE="event.c";

  final String ACT_LIST="event.c";

  private int servernumber=0;

  private timespec simulation_time=new timespec();

  ArrayList local_scheduler=new ArrayList();

  ArrayList Task_Section=new ArrayList();

  private int task_group=0;

  private int task_server=0;

  private int current_scheduler=0;

  //Construct the frame

  public Applicazione() {

    try {

      jbInit();

    }

    catch(Exception e) {

      e.printStackTrace();

    }

  }

  //Component initialization

  private void jbInit() throws Exception  {

  }

  public void process (String url) throws MalformedURLException {

  try {

    //  Use SAXBuilder

    SAXBuilder builder =  new SAXBuilder("org.apache.xerces.parsers.SAXParser", true);

    builder.setFeature("http://apache.org/xml/features/validation/schema", true);

    Document doc = builder.build(url);

    Element root = doc.getRootElement();

    try {

      // Funzione per il salvataggio del file XML

      OutputStream fout = new FileOutputStream(EVENT_DEFINE);

      OutputStream bout = new BufferedOutputStream(fout);

      OutputStreamWriter out = new OutputStreamWriter(bout, "8859_1");

      out.write("\n#include \"func.h\"\n");

      processElement (root,out);

      out.flush();

      out.close();

    } catch (UnsupportedEncodingException e) {

    System.out.println("Non sono supportati i caratteri latini");

    System.exit(1);

   } catch (IOException e){

    System.out.println("Salvatagio fallito");

    System.exit(1);

   }

    System.out.println ("Total Number of Elements Processed:  "

      +numElements);

  } catch (JDOMException e) {

    System.out.println ("JDOM Exception:  "+e.getMessage());

  } catch (java.io.IOException e) {

    System.out.println ("File Exception:  "+e.getMessage());

  }

}

//  Recursive Function to Process Elements

//  Prints the Element Name and keeps a running count

//  out total number of elements.

private void processElement(Element element, OutputStreamWriter out) {

  numElements++;

  String elementName = element.getName();

  System.out.println(elementName);

  List servers = element.getChildren();

  Iterator iterator = servers.iterator();

  /* get simulation parameter */

  Element SimulationInfo = (Element) iterator.next();

  Pattern pattern = Pattern.compile("[us\\s]+");

  try {

    /*simulation time */

    String[] stime = pattern.split(SimulationInfo.getChild("time").getText());

    out.write("struct timespec total_time={" + stime[0] + "," + stime[1] +

              "};\n\n");

    simulation_time.tv_sec = Long.valueOf(stime[0].trim()).longValue();

    simulation_time.tv_nsec = Long.valueOf(stime[1].trim()).longValue() /

        1000;

//float f = Float.valueOf(s.trim()).floatValue();

    /* server section start */

    out.write("struct loader_contract loader_contract_list[] = {\n");

    int total_server=0;

    while (iterator.hasNext()) {

      /* get server */

      Element server = (Element) iterator.next();

      process_server_section(server, out);

      total_server++;

    }

    out.write("};\n\n");

    out.write("int total_loader_contract="+total_server+";\n\n");

    iterator = local_scheduler.iterator();

    while (iterator.hasNext()) {

      /* get server */

      Element loc_sched = (Element) iterator.next();

      process_scheduler_section(loc_sched, out);

      task_server++;

    }

    iterator = Task_Section.iterator();

    int total_task_section=0;

    out.write("\nstruct loader_task loader_task_list[] = {\n");

    while (iterator.hasNext()) {

      /* get server */

      task_class tsk_sec = (task_class) iterator.next();

      out.write("   {\"" + tsk_sec.name + "\"," + tsk_sec.task_type + "," +

                tsk_sec.contract +

                "," + tsk_sec.localscheduler + "," + tsk_sec.number + ","

                + tsk_sec.group + ",{" + tsk_sec.deadline.tv_sec +

                "," +

                tsk_sec.deadline.tv_nsec + "}," + "{" +

                tsk_sec.wcet.tv_sec + "," +

                tsk_sec.wcet.tv_nsec + "}," + tsk_sec.act_number +

                ",0,act_" + tsk_sec.name +

                ",exec_" + tsk_sec.name + "},\n");

      total_task_section++;

    }

    out.write("};\n\n");

    out.write("int total_loader_task="+total_task_section+";\n\n");

  }

  catch (java.io.IOException e) {

    System.out.println("File Exception:  " + e.getMessage());

  }

}

void process_scheduler_section(Element e, OutputStreamWriter out) {

  Attribute t;

  t=e.getAttribute("type");

  List localpars = e.getChildren();

  Iterator iterator = localpars.iterator();

  while (iterator.hasNext()) {

    /* get task section */

    Element loc_task = (Element) iterator.next();

    process_task_section(loc_task, out, t);

  }

}

void process_task_section(Element e, OutputStreamWriter out, Attribute loc) {

  Attribute t;

  int act;

  act=1;

  int task_type=0;

  int localscheduler=0;

  timespec time = new timespec();

  Pattern pattern = Pattern.compile("[us\\s]+");

  String scheduler=loc.getValue();

  if (scheduler.equals("POSIX")) {

    localscheduler=30;

  }

  else if (scheduler.equals("EDF")) {

    localscheduler=31;

  }

  else if (scheduler.equals("RM")) {

    localscheduler=32;

  }

    /* get task section */

    t=e.getAttribute("type");

    if (t.getValue().equals("BackTask")) {

        process_back_task(e, out);

        task_type=23;

    } else if (t.getValue().equals("OneShot")) {

        process_oneshot_task(e, out);

        task_type=21;

    } else if (t.getValue().equals("CyclicalTask")) {

        task_type=22;

        act=process_cyclical_task(e, out);

    }

    task_class section=new task_class();

    section.deadline=new timespec();

    section.wcet=new timespec();

    section.name="task"+task_group;

    section.contract=task_server;

    section.group=task_group;

    section.act_number=act;

    section.task_type=task_type;

    section.localscheduler=localscheduler;

    section.number=Integer.valueOf(e.getChild("number").getText()).intValue();

    Element dl = e.getChild("dline");

    if (dl != null) {

      String[] dline=pattern.split(dl.getText());

      time.tv_sec = Long.valueOf(dline[0]).longValue();

      time.tv_nsec = Long.valueOf(dline[1]).longValue() * 1000;

      section.deadline.tv_sec=time.tv_sec;

      section.deadline.tv_nsec=time.tv_nsec;

    }

    Element wc = e.getChild("wcet");

    if (wc != null) {

      String[] wcet=pattern.split(e.getChild("wcet").getText());

      time.tv_sec = Long.valueOf(wcet[0]).longValue();

      time.tv_nsec = Long.valueOf(wcet[1]).longValue() * 1000;

      section.wcet.tv_sec=time.tv_sec;

      section.wcet.tv_nsec=time.tv_nsec;

    }

    Task_Section.add(section);

    task_group++;

}

void process_back_task(Element e, OutputStreamWriter out) {

    Pattern pattern = Pattern.compile("[us\\s]+");

    Element act_section=e.getChild("act_section");

    String[] start_time=pattern.split(act_section.getChild("start_time").getText());

    Element exec_section=e.getChild("exec_section");

    String[] exec_const=pattern.split(exec_section.getChild("exec_time").getText());

    try {

        out.write("struct timespec act_task"+task_group+"[]={{"+start_time[0]+","+start_time[1]+"},};\n\n");

        out.write("struct timespec exec_task"+task_group+"[]={{"+exec_const[0]+","+exec_const[1]+"},};\n\n");

    }

    catch (java.io.IOException ex) {

      System.out.println("File Exception:  " + ex.getMessage());

    }

}

void process_oneshot_task(Element e, OutputStreamWriter out) {

    Pattern pattern = Pattern.compile("[us\\s]+");

    Element act_section=e.getChild("act_section");

    String[] start_time=pattern.split(act_section.getChild("start_time").getText());

    Element exec_section=e.getChild("exec_section");

    String[] exec_const=pattern.split(exec_section.getChild("exec_time").getText());

    try {

      out.write("struct timespec act_task"+task_group+"[]={{"+start_time[0]+","+start_time[1]+"},};\n\n");

      out.write("struct timespec exec_task"+task_group+"[]={{"+exec_const[0]+","+exec_const[1]+"},};\n\n");

    }

    catch (java.io.IOException ex) {

      System.out.println("File Exception:  " + ex.getMessage());

    }

}

int process_cyclical_task(Element e, OutputStreamWriter out) {

    int activated=1;

    Pattern pattern = Pattern.compile("[us\\s]+");

    Element act_section=e.getChild("act_section");

    String[] start_time=pattern.split(act_section.getChild("start_time").getText());

    String[] period=pattern.split(act_section.getChild("period_time").getText());

    Element deltatime=act_section.getChild("delta_time");

    String[] delta_time;

    long act_delta=0;

    timespec delta_act_ts = new timespec();

    if (deltatime != null) {

        delta_time = pattern.split(deltatime.getText());

        delta_act_ts.tv_sec = Long.valueOf(delta_time[0]).longValue();

        delta_act_ts.tv_nsec = Long.valueOf(delta_time[1]).longValue() * 1000;

        act_delta = delta_act_ts.TIMESPEC2USEC();

    }

    Element exec_section=e.getChild("exec_section");

    String[] exec_const=pattern.split(exec_section.getChild("exec_time").getText());

    Element execdelta=exec_section.getChild("delta_time");

    String[] exec_delta;

    long exec_delta_long = 0;

    timespec exec_delta_ts = new timespec();

    if (execdelta != null) {

        exec_delta=pattern.split(execdelta.getText());

        exec_delta_ts.tv_sec = Long.valueOf(exec_delta[0]).longValue();

        exec_delta_ts.tv_nsec = Long.valueOf(exec_delta[1]).longValue() * 1000;

        exec_delta_long = exec_delta_ts.TIMESPEC2USEC();       

    }

    try {

      out.write("struct timespec act_task"+task_group+"[]={{"+

                start_time[0]+","+start_time[1]+"},\n");

    timespec time = new timespec();

    time.tv_sec = Long.valueOf(period[0]).longValue();

    time.tv_nsec = Long.valueOf(period[1]).longValue() * 1000;

    long usecperiod = time.TIMESPEC2USEC();

    timespec nextact = new timespec();

    time.tv_sec = Long.valueOf(start_time[0]).longValue();

    time.tv_nsec = Long.valueOf(start_time[1]).longValue() * 1000;

    Random rd = new Random();

    while (simulation_time.TIMESPEC_A_GT_B(time)) {

      nextact.tv_sec = Long.valueOf(period[0]).longValue();

      nextact.tv_nsec = Long.valueOf(period[1]).longValue() * 1000;

      if (act_delta != 0) {

        nextact.ADDUSEC2TIMESPEC((rd.nextInt() & Integer.MAX_VALUE) % act_delta - act_delta/2);

      }

      time.ADDUSEC2TIMESPEC(usecperiod);

      out.write("   {"+nextact.tv_sec+","+nextact.tv_nsec/1000+"},\n");

      activated++;

    }

    out.write("};\n");

    out.write("struct timespec exec_task"+task_group+"[]={\n");

    timespec nextexec = new timespec();

    for (int i=0; i<activated; i++) {

        nextexec.tv_sec = Long.valueOf(exec_const[0]).longValue();

        nextexec.tv_nsec = Long.valueOf(exec_const[1]).longValue() * 1000;

        if (exec_delta_long != 0) {

          nextexec.ADDUSEC2TIMESPEC((rd.nextInt() & Integer.MAX_VALUE) % exec_delta_long - exec_delta_long/2);

        }

        out.write("   {"+nextexec.tv_sec+","+nextexec.tv_nsec/1000+"},\n");

    }

    out.write("};\n");

  }

  catch (java.io.IOException ex) {

    System.out.println("File Exception:  " + ex.getMessage());

  }

  return activated;

}

void process_server_section(Element e, OutputStreamWriter out) {

  List serverpars = e.getChildren();

  Iterator iterator = serverpars.iterator();

  Element serverpar = (Element) iterator.next();

  String current_value;

  current_value=serverpar.getText();

  try {

    out.write("{" + servernumber + ",{");

    servernumber++;

    Pattern pattern = Pattern.compile("[us\\s]+");

    /* cmin */

    String[] cmin = pattern.split(current_value);

    out.write(cmin[0] + "," + cmin[1]+"},{");

    /* tmax */

    serverpar = (Element) iterator.next();

    current_value=serverpar.getText();

    String[] tmax = pattern.split(current_value);

    out.write(tmax[0] + "," + tmax[1]+"},{");

    /* cmax */

    serverpar = (Element) iterator.next();

    current_value=serverpar.getText();

    String[] cmax = pattern.split(current_value);

    out.write(cmax[0] + "," + cmax[1]+"},{");

    /* tmin */

    serverpar = (Element) iterator.next();

    current_value=serverpar.getText();

    String[] tmin = pattern.split(current_value);

    out.write(tmin[0] + "," + tmin[1]+"},");

    /*work load */

    serverpar = (Element) iterator.next();

    current_value=serverpar.getText();

    out.write(current_value+",");

    serverpar = (Element) iterator.next();

    current_value=serverpar.getName();

    Attribute loc_type=serverpar.getAttribute("type");

    String scheduler=loc_type.getValue();

    if (scheduler.equals("POSIX")) {

      out.write("30");

    }

    else if (scheduler.equals("EDF")) {

      out.write("31");

    }

    else if (scheduler.equals("RM")) {

      out.write("32");

    }

    out.write(",-1},\n");

    local_scheduler.add(servernumber-1,serverpar);

  } catch (java.io.IOException ex) {

    System.out.println ("File Exception:  "+ex.getMessage());

  }

  /*

    fprintf(file_event_header, "  {%d,{%d,%d},{%d,%d},{%d,%d},{%d,%d},%d,%d,-1},\n",

                           (int)c->number,(int)c->cmin.tv_sec,(int)c->cmin.tv_nsec,

                           (int)c->tmax.tv_sec,(int)c->tmax.tv_nsec,

                           (int)c->cmax.tv_sec,(int)c->cmax.tv_nsec,

                           (int)c->tmin.tv_sec,(int)c->tmin.tv_nsec,

                           (int)c->workload,(int)c->local_scheduler);

*/

    //processElement (kid);

  }

public static void main(String[] args) throws Exception {

  System.out.println("Parser Versione 1.0");

  Applicazione app = new Applicazione();

  if (args.length > 0)

    app.process(args[0]);

}

/* Event Generator

 *

 * Giacomo Guidi

 */

/*

int write_basic_par_start(void)

{

  FILE *file_event_header;

  file_event_header = fopen(EVENT_DEFINE,"a+");

  if (file_event_header == NULL) return 1;

  fprintf(file_event_header, "struct loader_task loader_task_list[] = {\n");

  fclose(file_event_header);

  return 0;

}

int write_basic_par(struct loader_task *c)

{

  FILE *file_event_header;

  file_event_header = fopen(EVENT_DEFINE,"a+");

  if (file_event_header == NULL) return 1;

  fprintf(file_event_header, "  {\"%s\",%d,%d,%d,%d,%d,{%d,%d},{%d,%d},%d,0,act_%s,exec_%s},\n",

                             c->name,(int)c->task_type,(int)c->server,(int)c->local_scheduler,(int)c->number,(int)c->group,

                             (int)c->deadline.tv_sec, (int)c->deadline.tv_nsec,

                             (int)c->wcet.tv_sec, (int)c->wcet.tv_nsec,

                             (int)c->act_number, c->name, c->name);

  fclose(file_event_header);

  return 0;

}

int write_contract(struct loader_contract *c)

{

  FILE *file_event_header;

  file_event_header = fopen(EVENT_DEFINE,"a+");

  if (file_event_header == NULL) return 1;

  fprintf(file_event_header, "  {%d,{%d,%d},{%d,%d},{%d,%d},{%d,%d},%d,%d,-1},\n",

                             (int)c->number,(int)c->cmin.tv_sec,(int)c->cmin.tv_nsec,

                             (int)c->tmax.tv_sec,(int)c->tmax.tv_nsec,

                             (int)c->cmax.tv_sec,(int)c->cmax.tv_nsec,

                             (int)c->tmin.tv_sec,(int)c->tmin.tv_nsec,

                             (int)c->workload,(int)c->local_scheduler);

  fclose(file_event_header);

  return 0;

}

int close_loader_task(int total_task_number)

{

  FILE *file_event_header;

  file_event_header = fopen(EVENT_DEFINE,"a+");

  if (file_event_header == NULL) return 1;

  fprintf(file_event_header,"};\n\n");

  fprintf(file_event_header,"int total_loader_task = %d;\n\n",total_task_number);

  fclose(file_event_header);

  return 0;

}

int close_loader_contract(int total_contract_number)

{

  FILE *file_event_header;

  file_event_header = fopen(EVENT_DEFINE,"a+");

  if (file_event_header == NULL) return 1;

  fprintf(file_event_header,"};\n\n");

  fprintf(file_event_header,"int total_loader_contract = %d;\n\n",total_contract_number);

  fclose(file_event_header);

  return 0;

}

int write_simulation_time(struct timespec *total)

{

  FILE *file_event_header;

  file_event_header = fopen(EVENT_DEFINE,"a+");

  if (file_event_header == NULL) return 1;

  fprintf(file_event_header,"struct timespec total_time = {%d,%d};\n\n",(int)total->tv_sec,(int)total->tv_nsec);

  fclose(file_event_header);

  return 0;

}

int write_single_act(struct timespec *t, struct loader_task *c)

{

  FILE *file_act_header;

  file_act_header = fopen(ACT_LIST,"a+");

  if (file_act_header == NULL) return 1;

  if (TIMESPEC_A_GT_B(t,&c->act_par_1)) {

    fprintf(file_act_header,"struct timespec act_%s[] = {{%d,%d}};\n\n",c->name,

          (int)c->act_par_1.tv_sec,(int)c->act_par_1.tv_nsec);

    c->act_number = 1;

  } else {

    fprintf(file_act_header,"struct timespec act_%s[] = {{0,0}};\n\n",c->name);

    c->act_number = 0;

  }

  fclose(file_act_header);

  return 0;

}

int write_periodic_act(struct timespec *t, struct loader_task *c)

{

  FILE *file_act_header;

  struct timespec tot_time;

  int period;

  file_act_header = fopen(ACT_LIST,"a+");

  if (file_act_header == NULL) return 1;

  fprintf(file_act_header,"struct timespec act_%s[] = {{%d,%d},\n",c->name,

          (int)c->act_par_1.tv_sec,(int)c->act_par_1.tv_nsec);

  c->act_number = 1;

  TIMESPEC_ASSIGN(&tot_time,&c->act_par_1);

  period = TIMESPEC2USEC(&c->act_par_2);

  while (TIMESPEC_A_GT_B(t, &tot_time)) {

    c->act_number++;

    ADDUSEC2TIMESPEC(period,&tot_time);

    fprintf(file_act_header,"  {%d,%d},\n",

            (int)c->act_par_2.tv_sec,(int)c->act_par_2.tv_nsec);

  }

  fprintf(file_act_header,"  };\n\n");

  fclose(file_act_header);

  return 0;

}

int write_mean_act(struct timespec *t,struct loader_task *c)

{

  FILE *file_act_header;

  struct timespec tot_time;

  int next_act;

  file_act_header = fopen(ACT_LIST,"a+");

  if (file_act_header == NULL) return 1;

  fprintf(file_act_header,"struct timespec act_%s[] = {{%d,%d},\n",c->name,

          (int)c->act_par_1.tv_sec,(int)c->act_par_1.tv_nsec);

  c->act_number = 1;

  TIMESPEC_ASSIGN(&tot_time,&c->act_par_1);

  while (TIMESPEC_A_GT_B(t, &tot_time)) {

    c->act_number++;

    next_act = TIMESPEC2USEC(&c->act_par_2) + random() % TIMESPEC2USEC(&c->act_par_3) - TIMESPEC2USEC(&c->act_par_3) / 2;

    ADDUSEC2TIMESPEC(next_act,&tot_time);

    fprintf(file_act_header,"  {%d,%d},\n",

            next_act / 1000000, next_act % 1000000 * 1000);

  }

  fprintf(file_act_header,"  };\n\n");

  fclose(file_act_header);

  return 0;

}

int write_exec_const(struct loader_task *c)

{

  FILE *file_exec_header;

  int i;

  file_exec_header = fopen(ACT_LIST,"a+");

  if (file_exec_header == NULL) return 1;

  fprintf(file_exec_header,"struct timespec exec_%s[] =  {{%d,%d},\n",c->name,

          (int)c->exec_par_1.tv_sec,(int)c->exec_par_1.tv_nsec);

  for (i=0; i< c->act_number-1; i++)

    fprintf(file_exec_header,"  {%d,%d},\n",

          (int)c->exec_par_1.tv_sec,(int)c->exec_par_1.tv_nsec);

  fprintf(file_exec_header,"  };\n\n");

  fclose(file_exec_header);

  return 0;

}

int write_exec_mean(struct loader_task *c)

{

  FILE *file_exec_header;

  int exec_time_usec;

  int i;

  file_exec_header = fopen(ACT_LIST,"a+");

  if (file_exec_header == NULL) return 1;

  exec_time_usec = TIMESPEC2USEC(&c->exec_par_1)

                        + random() % TIMESPEC2USEC(&c->exec_par_2) - TIMESPEC2USEC(&c->exec_par_2) / 2;

  fprintf(file_exec_header,"struct timespec exec_%s[] = {{%d,%d},\n",c->name,

          exec_time_usec / 1000000, exec_time_usec % 1000000 * 1000);

  for (i=0; i< c->act_number-1; i++) {

    exec_time_usec = TIMESPEC2USEC(&c->exec_par_1)

                        + random() % TIMESPEC2USEC(&c->exec_par_2) - TIMESPEC2USEC(&c->exec_par_2) / 2;

    fprintf(file_exec_header,"  {%d,%d},\n",

          exec_time_usec / 1000000, exec_time_usec % 1000000 * 1000);

  }

  fprintf(file_exec_header,"  };\n\n");

  fclose(file_exec_header);

  return 0;

}

void *start;

void *end;

int main(int argc, char **argv) {

  char loadfile[100];

  struct timespec total_time;

  struct loader_task *start_loader_task = NULL, *current_t;

  struct loader_contract *start_loader_contract = NULL, *current_c;

  int err,ldnum;

  int total_task_number;

  int total_contract_number;

  printf("\nEvent Generator\n");

  if (argc < 2) {

    printf("Error: event_gen loadfile.fsf\n");

    exit(1);

  }

  printf("Read loader file %s\n",argv[1]);

  sprintf(loadfile,"%s%s",LOADFILE_DIR,argv[1]);

  err = dos_preload(loadfile,100000,&start,&end);

  if (err != 0) {

    printf("Error: File not found\n");

    exit(1);

  }

  printf("Parsing file\n");

  line_reader(start, end, &total_time, &start_loader_task, &start_loader_contract);

  srandom(time(NULL));

  write_struct();

  current_t = start_loader_task;

  ldnum = 1;

  while(current_t != NULL) {

    sprintf(current_t->name,"ltask%d",ldnum);

    current_t->group = ldnum;

    ldnum++;

    switch (current_t->act_type) {

     case PAR_ACT_SINGLE:

       err = write_single_act(&total_time,current_t);

        if (err != 0) {

          printf("Error writing activation header\n");

          exit(1);

        }

        break;

      case PAR_ACT_PERIODIC:

        err = write_periodic_act(&total_time,current_t);

        if (err != 0) {

          printf("Error writing activation header\n");

          exit(1);

        }

        break;

      case PAR_ACT_MEAN:

        err = write_mean_act(&total_time,current_t);

        if (err != 0) {

          printf("Error writing activation header\n");

          exit(1);

        }

        break;

    }

    switch (current_t->exec_type) {