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   1 /*
   2  * TFRC: main module holding the pieces of the TFRC library together
   3  *
   4  * Copyright (c) 2007 The University of Aberdeen, Scotland, UK
   5  * Copyright (c) 2007 Arnaldo Carvalho de Melo <acme@redhat.com>
   6  */
   7 #include <linux/module.h>
   8 #include <linux/moduleparam.h>
   9 #include "tfrc.h"
  10
  11 #ifdef CONFIG_IP_DCCP_TFRC_DEBUG
  12 int tfrc_debug;
  13 module_param(tfrc_debug, bool, 0444);
  14 MODULE_PARM_DESC(tfrc_debug, "Enable debug messages");
  15 #endif
  16
  17 static int __init tfrc_module_init(void)
  18 {
  19         int rc = tfrc_li_init();
  20
  21         if (rc)
  22                 goto out;
  23
  24         rc = tfrc_tx_packet_history_init();
  25         if (rc)
  26                 goto out_free_loss_intervals;
  27
  28         rc = tfrc_rx_packet_history_init();
  29         if (rc)
  30                 goto out_free_tx_history;
  31         return 0;
  32
  33 out_free_tx_history:
  34         tfrc_tx_packet_history_exit();
  35 out_free_loss_intervals:
  36         tfrc_li_exit();
  37 out:
  38         return rc;
  39 }
  40
  41 static void __exit tfrc_module_exit(void)
  42 {
  43         tfrc_rx_packet_history_exit();
  44         tfrc_tx_packet_history_exit();
  45         tfrc_li_exit();
  46 }
  47
  48 module_init(tfrc_module_init);
  49 module_exit(tfrc_module_exit);
  50
  51 MODULE_AUTHOR("Gerrit Renker <gerrit@erg.abdn.ac.uk>, "
  52               "Ian McDonald <ian.mcdonald@jandi.co.nz>, "
  53               "Arnaldo Carvalho de Melo <acme@redhat.com>");
  54 MODULE_DESCRIPTION("DCCP TFRC library");
  55 MODULE_LICENSE("GPL");