/* LibTomCrypt, modular cryptographic library -- Tom St Denis
 *
 * LibTomCrypt is a library that provides various cryptographic
 * algorithms in a highly modular and flexible manner.
 *
 * The library is free for all purposes without any express
 * guarantee it works.
 */

#include "tomcrypt.h"

/**
  @file ltc_ecc_points.c
  ECC Crypto, Tom St Denis
*/

#ifdef LTC_MECC

/**
   Allocate a new ECC point
   @return A newly allocated point or NULL on error
*/
ecc_point *ltc_ecc_new_point(void)
{
   ecc_point *p;
   p = XCALLOC(1, sizeof(*p));
   if (p == NULL) {
      return NULL;
   }
   if (mp_init_multi(&p->x, &p->y, &p->z, NULL) != CRYPT_OK) {
      XFREE(p);
      return NULL;
   }
   return p;
}

/** Free an ECC point from memory
  @param p   The point to free
*/
void ltc_ecc_del_point(ecc_point *p)
{
   /* prevents free'ing null arguments */
   if (p != NULL) {
      mp_clear_multi(p->x, p->y, p->z, NULL); /* note: p->z may be NULL but that's ok with this function anyways */
      XFREE(p);
   }
}

#endif
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