ldp/ldp_l2cc.c

   1
   2 /*
   3  *  Copyright (C) James R. Leu 2000
   4  *  jleu@mindspring.com
   5  *
   6  *  This software is covered under the LGPL, for more
   7  *  info check out http://www.gnu.org/copyleft/lgpl.html
   8  */
   9
  10 #include "ldp_struct.h"
  11 #include "ldp_l2cc.h"
  12
  13 #include "mpls_assert.h"
  14 #include "mpls_lock_impl.h"
  15 #include "mpls_mm_impl.h"
  16
  17 uint32_t _ldp_l2cc_next_index = 1;
  18
  19 ldp_l2cc *ldp_l2cc_create()
  20 {
  21   ldp_l2cc *l = (ldp_l2cc *) mpls_malloc(sizeof(ldp_l2cc));
  22
  23   if (l) {
  24     memset(l, 0, sizeof(ldp_l2cc));
  25     MPLS_REFCNT_INIT(l, 0);
  26     MPLS_LIST_ELEM_INIT(l, _global);
  27     MPLS_LIST_ELEM_INIT(l, _addr);
  28     l->index = _ldp_l2cc_get_next_index();
  29   }
  30   return l;
  31 }
  32
  33 void ldp_l2cc_delete(ldp_l2cc * l)
  34 {
  35   // LDP_PRINT(g->user_data,"l2cc delete\n");
  36   MPLS_REFCNT_ASSERT(l, 0);
  37   mpls_free(l);
  38 }
  39
  40 uint32_t _ldp_l2cc_get_next_index()
  41 {
  42   uint32_t retval = _ldp_l2cc_next_index;
  43
  44   _ldp_l2cc_next_index++;
  45   if (retval > _ldp_l2cc_next_index) {
  46     _ldp_l2cc_next_index = 1;
  47   }
  48   return retval;
  49 }
  50
  51 mpls_bool ldp_l2cc_is_active(ldp_l2cc *l) {
  52   return MPLS_BOOL_TRUE;
  53 }
  54
  55 mpls_bool ldp_l2cc_is_ready(ldp_l2cc *l) {
  56   return MPLS_BOOL_TRUE;
  57 }
  58
  59 mpls_return_enum ldp_l2cc_startup(ldp_global * g, ldp_l2cc * l) {
  60   return MPLS_SUCCESS;
  61 }
  62
  63 mpls_return_enum ldp_l2cc_shutdown(ldp_global * g, ldp_l2cc * l) {
  64   return MPLS_SUCCESS;
  65 }