#include <stdlib.h>

#include "internal.h"

static int n_conn_private = 0;

int lx_new_conn_private(void)
{
 return(n_conn_private++);
}

void *lx_get_private(LX_CONN *xc, int x)
{
 if ((x < 0) || (x >= n_conn_private))
  { lx__bad_call(xc,"lx_get_private");
    return(0);
  }
 if (x >= xc->npriv) return(0);
 return(xc->privv[x]);
}

void *lx_set_private(LX_CONN *xc, int x, void *v)
{
 void **newv;
 void *old;

 if ((x < 0) || (x >= n_conn_private))
  { lx__bad_call(xc,"lx_set_private");
    return(0);
  }
 if (x >= xc->npriv)
  { newv = realloc(xc->privv,(x+1)*sizeof(void *));
    if (! newv)
     { lx__nomem_fail(xc);
       return(0);
     }
    xc->privv = newv;
    xc->npriv = x + 1;
  }
 old = xc->privv[x];
 xc->privv[x] = v;
 return(old);
}