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/*
Copyright (C) 2014-2020, Dirk Krause
SPDX-License-Identifier: BSD-3-Clause
*/

/*
	WARNING: This file was generated by the dkct program (see
	http://dktools.sourceforge.net/ for details).
	Changes you make here will be lost if dkct is run again!
	You should modify the original source and run dkct on it.
	Original source: dk3kv.ctr
*/

/**	@file dk3kv.c The dk3kv module.
*/


#line 43 "dk3kv.ctr"


#include "dk3all.h"
#include "dk3kv.h"


int
dk3kv_compare(void const *l, void const *r, int cr)
{
  int			 back	= 0;
  dk3_key_value_t const	*pl;
  dk3_key_value_t const	*pr;
  if(l) {
    if(r) {
      pl = (dk3_key_value_t const *)l;
      switch(cr) {
        case 1: {
	  back = dk3str_cmp(pl->key, (dkChar const *)r);
	} break;
	default: {
	  pr = (dk3_key_value_t const *)r;
	  back = dk3str_cmp(pl->key, pr->key);
	} break;
      }
    } else back = 1;
  } else {
    if(r) back = -1;
  }
  return back;
}



void
dk3kv_delete(dk3_key_value_t *p)
{
  if(p) {
    dk3_release(p->key);
    dk3_release(p->val);
    dk3_delete(p);
  }
}



dk3_key_value_t *
dk3kv_new_app(dkChar const *k, dkChar const *v, dk3_app_t *app)
{
  dk3_key_value_t	*back	= NULL;
  if(k) {
    back = dk3_new_app(dk3_key_value_t,1,app);
    if(back) {
      back->key = NULL;
      back->val = NULL;
      back->key = dk3str_dup_app(k, app);
      if(back->key) {
        if(v) {
	  back->val = dk3str_dup_app(v, app);
	  if(!(back->val)) {
	    dk3kv_delete(back);
	    back = NULL;
	  }
	}
      } else {
        dk3kv_delete(back);
	back = NULL;
      }
    }
  }
  return back;
}