src/peer.c

   1 /**************************************************************************/
   2 /* ---------------------------------------------------------------------- */
   3 /* Copyright (C) 2006 - 2008 FRESCOR consortium partners:                 */
   4 /*                                                                        */
   5 /*   Universidad de Cantabria,              SPAIN                         */
   6 /*   University of York,                    UK                            */
   7 /*   Scuola Superiore Sant'Anna,            ITALY                         */
   8 /*   Kaiserslautern University,             GERMANY                       */
   9 /*   Univ. Politécnica  Valencia,           SPAIN                        */
  10 /*   Czech Technical University in Prague,  CZECH REPUBLIC                */
  11 /*   ENEA                                   SWEDEN                        */
  12 /*   Thales Communication S.A.              FRANCE                        */
  13 /*   Visual Tools S.A.                      SPAIN                         */
  14 /*   Rapita Systems Ltd                     UK                            */
  15 /*   Evidence                               ITALY                         */
  16 /*                                                                        */
  17 /*   See http://www.frescor.org for a link to partners' websites          */
  18 /*                                                                        */
  19 /*          FRESCOR project (FP6/2005/IST/5-034026) is funded             */
  20 /*       in part by the European Union Sixth Framework Programme          */
  21 /*       The European Union is not liable of any use that may be          */
  22 /*       made of this code.                                               */
  23 /*                                                                        */
  24 /*                                                                        */
  25 /*  This file is part of FORB (Frescor Object Request Broker)             */
  26 /*                                                                        */
  27 /* FORB is free software; you can redistribute it and/or modify it        */
  28 /* under terms of the GNU General Public License as published by the      */
  29 /* Free Software Foundation; either version 2, or (at your option) any    */
  30 /* later version.  FORB is distributed in the hope that it will be        */
  31 /* useful, but WITHOUT ANY WARRANTY; without even the implied warranty    */
  32 /* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU    */
  33 /* General Public License for more details. You should have received a    */
  34 /* copy of the GNU General Public License along with FORB; see file       */
  35 /* COPYING. If not, write to the Free Software Foundation, 675 Mass Ave,  */
  36 /* Cambridge, MA 02139, USA.                                              */
  37 /*                                                                        */
  38 /* As a special exception, including FORB header files in a file,         */
  39 /* instantiating FORB generics or templates, or linking other files       */
  40 /* with FORB objects to produce an executable application, does not       */
  41 /* by itself cause the resulting executable application to be covered     */
  42 /* by the GNU General Public License. This exception does not             */
  43 /* however invalidate any other reasons why the executable file might be  */
  44 /* covered by the GNU Public License.                                     */
  45 /**************************************************************************/
  46
  47 #include "peer.h"
  48 #include "misc.h"
  49 #include "proto.h"
  50
  51 GAVL_CUST_NODE_INT_IMP(forb_peer_nolock,/* cust_prefix */
  52                        forb_t,          /* cust_root_t */
  53                        forb_peer_t,     /* cust_item_t */
  54                        forb_server_id,  /* cust_key_t */
  55                        peers,           /* cust_root_node */
  56                        node,            /* cust_item_node */
  57                        server_id,       /* cust_item_key */
  58                        forb_server_id_cmp);/* cust_cmp_fnc */
  59
  60
  61
  62 forb_peer_t *
  63 forb_peer_new(void)
  64 {
  65         forb_peer_t *peer;
  66
  67         peer = forb_malloc(sizeof(*peer));
  68         if (peer) {
  69                 forb_ref_init(&peer->ref);
  70         }
  71         return peer;
  72 }
  73
  74 void
  75 forb_peer_release(forb_ref_t *ref)
  76 {
  77         forb_peer_t *peer = container_of(ref, forb_peer_t, ref);
  78         if (peer->port->proto->peer_destroy) {
  79                 peer->port->proto->peer_destroy(peer);
  80         }
  81         forb_free(peer);
  82 }
  83
  84 void
  85 forb_peer_delete_by_port(forb_t *forb, forb_port_t *port)
  86 {
  87         forb_peer_t *peer;
  88         fosa_mutex_lock(&port->forb->peer_mutex);
  89         /* FIXME: Is gavl_cust_for_each() deletion safe? What about
  90          * recursive locking of mutex. */
  91 #warning Delete during GAVL traversal is probably not correct.
  92         gavl_cust_for_each(forb_peer_nolock, forb, peer) {
  93                 if (peer->port == port) {
  94                         forb_peer_nolock_delete(forb, peer);
  95                         forb_peer_put(peer);
  96                 }
  97         }
  98         fosa_mutex_unlock(&port->forb->peer_mutex);
  99 }