?? gcm_reset.c
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/* 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 *//** @file gcm_reset.c GCM implementation, reset a used state so it can accept IV data, by Tom St Denis*/#include "tomcrypt.h"#ifdef GCM_MODE/** Reset a GCM state to as if you just called gcm_init(). This saves the initialization time. @param gcm The GCM state to reset @return CRYPT_OK on success*/int gcm_reset(gcm_state *gcm){ LTC_ARGCHK(gcm != NULL); zeromem(gcm->buf, sizeof(gcm->buf)); zeromem(gcm->X, sizeof(gcm->X)); gcm->mode = GCM_MODE_IV; gcm->ivmode = 0; gcm->buflen = 0; gcm->totlen = 0; gcm->pttotlen = 0; return CRYPT_OK;}#endif/* $Source: /cvs/libtom/libtomcrypt/src/encauth/gcm/gcm_reset.c,v $ *//* $Revision: 1.4 $ *//* $Date: 2006/03/31 14:15:35 $ */
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