examples/quota_watermark/qwctl/qwctl.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2010-2014 Intel Corporation
   3  */
   4
   5 #include <fcntl.h>
   6 #include <stdio.h>
   7 #include <termios.h>
   8 #include <unistd.h>
   9 #include <sys/mman.h>
  10
  11 #include <rte_eal.h>
  12
  13 #include <rte_log.h>
  14 #include <rte_memzone.h>
  15
  16 #include <cmdline_rdline.h>
  17 #include <cmdline_parse.h>
  18 #include <cmdline_socket.h>
  19 #include <cmdline.h>
  20
  21
  22 #include "qwctl.h"
  23 #include "commands.h"
  24 #include "../include/conf.h"
  25
  26
  27 int *quota;
  28 unsigned int *low_watermark;
  29 unsigned int *high_watermark;
  30
  31
  32 static void
  33 setup_shared_variables(void)
  34 {
  35         const struct rte_memzone *qw_memzone;
  36
  37         qw_memzone = rte_memzone_lookup(QUOTA_WATERMARK_MEMZONE_NAME);
  38         if (qw_memzone == NULL)
  39                 rte_exit(EXIT_FAILURE, "Couldn't find memzone\n");
  40
  41         quota = qw_memzone->addr;
  42         low_watermark = (unsigned int *) qw_memzone->addr + 1;
  43         high_watermark = (unsigned int *) qw_memzone->addr + 2;
  44 }
  45
  46 int main(int argc, char **argv)
  47 {
  48         int ret;
  49         struct cmdline *cl;
  50
  51         rte_log_set_global_level(RTE_LOG_INFO);
  52
  53         ret = rte_eal_init(argc, argv);
  54         if (ret < 0)
  55                 rte_exit(EXIT_FAILURE, "Cannot initialize EAL\n");
  56
  57         setup_shared_variables();
  58
  59         cl = cmdline_stdin_new(qwctl_ctx, "qwctl> ");
  60         if (cl == NULL)
  61                 rte_exit(EXIT_FAILURE, "Cannot create cmdline instance\n");
  62
  63         cmdline_interact(cl);
  64         cmdline_stdin_exit(cl);
  65
  66         return 0;
  67 }