tests/utils/testapp/gen-ust-nevents/gen-ust-nevents.c

   1 /*
   2  * Copyright (C) - 2012 David Goulet <dgoulet@efficios.com>
   3  *
   4  * This library is free software; you can redistribute it and/or modify it
   5  * under the terms of the GNU Lesser General Public License as published by the
   6  * Free Software Foundation; version 2.1 of the License.
   7  *
   8  * This library is distributed in the hope that it will be useful, but WITHOUT
   9  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  10  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License
  11  * for more details.
  12  *
  13  * You should have received a copy of the GNU Lesser General Public License
  14  * along with this library; if not, write to the Free Software Foundation,
  15  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
  16  */
  17
  18 #define _LGPL_SOURCE
  19 #include <arpa/inet.h>
  20 #include <stdarg.h>
  21 #include <stdio.h>
  22 #include <stdlib.h>
  23 #include <string.h>
  24 #include <sys/mman.h>
  25 #include <sys/stat.h>
  26 #include <sys/types.h>
  27 #include <unistd.h>
  28 #include "utils.h"
  29
  30 #define TRACEPOINT_DEFINE
  31 #include "tp.h"
  32
  33 int main(int argc, char **argv)
  34 {
  35         int i, netint, ret = 0;
  36         long values[] = { 1, 2, 3 };
  37         char text[10] = "test";
  38         double dbl = 2.0;
  39         float flt = 2222.0;
  40         unsigned int nr_iter = 100;
  41         useconds_t nr_usec = 0;
  42
  43         if (argc >= 2) {
  44                 nr_iter = atoi(argv[1]);
  45         }
  46
  47         if (argc == 3) {
  48                 /* By default, don't wait unless user specifies. */
  49                 nr_usec = atoi(argv[2]);
  50         }
  51
  52         for (i = 0; i < nr_iter; i++) {
  53                 netint = htonl(i);
  54                 tracepoint(tp, tptest1, i, netint, values, text, strlen(text),
  55                            dbl, flt);
  56                 tracepoint(tp, tptest2, i, netint, values, text, strlen(text),
  57                                 dbl, flt);
  58                 tracepoint(tp, tptest3, i, netint, values, text, strlen(text),
  59                                 dbl, flt);
  60                 tracepoint(tp, tptest4, i, netint, values, text, strlen(text),
  61                                 dbl, flt);
  62                 tracepoint(tp, tptest5, i, netint, values, text, strlen(text),
  63                                 dbl, flt);
  64                 if (nr_usec) {
  65                         if (usleep_safe(nr_usec)) {
  66                                 ret = -1;
  67                                 goto end;
  68                         }
  69                 }
  70         }
  71
  72 end:
  73         exit(!ret ? EXIT_SUCCESS : EXIT_FAILURE);
  74 }