/* *  Copyright (C) James R. Leu 2002 *  jleu@mindspring.com * *  This software is covered under the LGPL, for more *  info check out http://www.gnu.org/copyleft/lgpl.html */#include "lsr_struct.h"#include "lsr_xconnect.h"#include "lsr_outsegment.h"#include "lsr_insegment.h"#include "mpls_assert.h"#include "mpls_mm_impl.h"#include "mpls_trace_impl.h"uint32_t _lsr_xconnect_next_index = 1;lsr_xconnect *lsr_xconnect_create(){  lsr_xconnect *i = (lsr_xconnect *) mpls_malloc(sizeof(lsr_xconnect));  if (i) {    memset(i, 0, sizeof(lsr_xconnect));    MPLS_REFCNT_INIT(i, 0);    MPLS_LIST_ELEM_INIT(i, _outsegment);    MPLS_LIST_ELEM_INIT(i, _insegment);    MPLS_LIST_ELEM_INIT(i, _global);    i->index = _lsr_xconnect_get_next_index();  }  return i;}void lsr_xconnect_delete(lsr_xconnect * i){  // LSR_PRINT(g->user_data,"if delete\n");  MPLS_REFCNT_ASSERT(i, 0);  mpls_free(i);}uint32_t _lsr_xconnect_get_next_index(){  uint32_t retval = _lsr_xconnect_next_index;  _lsr_xconnect_next_index++;  if (retval > _lsr_xconnect_next_index) {    _lsr_xconnect_next_index = 1;  }  return retval;}mpls_return_enum _lsr_xconnect_add_outsegment(lsr_xconnect * x, lsr_outsegment * o){  if (x && o) {    MPLS_REFCNT_HOLD(o);    x->outsegment = o;    return MPLS_SUCCESS;  }  return MPLS_FAILURE;}mpls_return_enum _lsr_xconnect_del_outsegment(lsr_xconnect * x){  if (x && x->outsegment) {    MPLS_REFCNT_RELEASE(x->outsegment, lsr_outsegment_delete);    x->outsegment = NULL;    return MPLS_SUCCESS;  }  return MPLS_FAILURE;}mpls_return_enum _lsr_xconnect_add_insegment(lsr_xconnect * x, lsr_insegment * i){  if (x && i) {    MPLS_REFCNT_HOLD(i);    x->insegment = i;    return MPLS_SUCCESS;  }  return MPLS_FAILURE;}mpls_return_enum _lsr_xconnect_del_insegment(lsr_xconnect * x){  if (x && x->insegment) {    MPLS_REFCNT_RELEASE(x->insegment, lsr_insegment_delete);    x->insegment = NULL;    return MPLS_SUCCESS;  }  return MPLS_FAILURE;}