/* 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. * * Tom St Denis, tomstdenis@gmail.com, http://libtomcrypt.com */#include "tomcrypt.h"/**   @file lrw_getiv.c   LRW_MODE implementation, Retrieve the current IV, Tom St Denis*/#ifdef LTC_LRW_MODE/**  Get the IV for LRW  @param IV      [out] The IV, must be 16 octets  @param len     Length ... must be at least 16 :-)  @param lrw     The LRW state to read  @return CRYPT_OK if successful*/int lrw_getiv(unsigned char *IV, unsigned long *len, symmetric_LRW *lrw){   LTC_ARGCHK(IV != NULL);   LTC_ARGCHK(len != NULL);   LTC_ARGCHK(lrw != NULL);   if (*len < 16) {       *len = 16;       return CRYPT_BUFFER_OVERFLOW;   }   XMEMCPY(IV, lrw->IV, 16);   *len = 16;   return CRYPT_OK;}#endif/* $Source: /cvs/libtom/libtomcrypt/src/modes/lrw/lrw_getiv.c,v $ *//* $Revision: 1.9 $ *//* $Date: 2006/06/29 01:53:13 $ */