root/ompi/mca/topo/treematch/treematch/IntConstantInitializedVector.c

DEFINITIONS

1. intCIV_isInitialized
2. intCIV_init
3. intCIV_exit
4. intCIV_set
5. intCIV_get

   1 #include <stdlib.h>
   2 #include <stdio.h>
   3 #include "IntConstantInitializedVector.h"
   4 
   5 int intCIV_isInitialized(int_CIVector * v, int i)
   6 {
   7   if(v->top == 0)
   8     return 0;
   9   if(v->from[i] >= 0)
  10     if(v->from[i] < v->top && v->to[v->from[i]] == i) 
  11     return 1;
  12   return 0;
  13 }
  14 
  15 
  16 
  17 void intCIV_init(int_CIVector * v, int size, int init_value)
  18 {
  19   v->init_value = init_value;
  20   v->size = size;
  21   v->top = 0;
  22   v->to = malloc(sizeof(int)*size);
  23   v->from = malloc(sizeof(int)*size);
  24   v->vec = malloc(sizeof(int)*size);
  25 }
  26 
  27 void intCIV_exit(int_CIVector * v)
  28 {
  29   free(v->to);
  30   free(v->from);
  31   free(v->vec);
  32  }
  33 
  34 int intCIV_set(int_CIVector * v, int i, int val)
  35 {
  36   if(v == NULL)
  37     return -1;
  38   if(i < 0 || i >= v->size)
  39     return -1;
  40   if(!intCIV_isInitialized(v,i))
  41     {
  42       v->from[i] = v->top;
  43       v->to[v->top] = i;
  44       v->top++;
  45     }
  46   v->vec[i] = val;
  47   return 0;  
  48 }
  49 
  50 int intCIV_get(int_CIVector * v, int i)
  51 {
  52   if(v == NULL)
  53     return -1;
  54   if(i < 0 || i >= v->size)
  55     return -1;
  56   if(intCIV_isInitialized(v,i))
  57     return v->vec[i];
  58   return v->init_value;
  59 }
  60