HMAC_ID_SHA1,
		.hmac_name="hmac(sha1)",
		.hmac_len = SCTP_SHA1_SIG_SIZE,
	},
	{
		/* id 2 is reserved as well */
		.hmac_id = SCTP_AUTH_HMAC_ID_RESERVED_2,
	},
#if defined (CONFIG_CRYPTO_SHA256) || defined (CONFIG_CRYPTO_SHA256_MODULE)
	{
		.hmac_id = SCTP_AUTH_HMAC_ID_SHA256,
		.hmac_name="hmac(sha256)",
		.hmac_len = SCTP_SHA256_SIG_SIZE,
	}
#endif
};


void sctp_auth_key_put(struct sctp_auth_bytes *key)
{
	if (!key)
		return;

	if (atomic_dec_and_test(&key->refcnt)) {
		kfree(key);
		SCTP_DBG_OBJCNT_DEC(keys);
	}
}

/* Create a new key structure of a given length */
static struct sctp_auth_bytes *sctp_auth_create_key(__u32 key_len, gfp_t gfp)
{
	struct sctp_auth_bytes *key;

	/* Verify that we are not going to overflow INT_MAX */
	if ((INT_MAX - key_len) < sizeof(struct sctp_auth_bytes))
		return NULL;

	/* Allocate the shared key */
	key = kmalloc(sizeof(struct sctp_auth_bytes) + key_len, gfp);
	if (!key)
		return NULL;

	key->len = key_len;
	atomic_set(&key->refcnt, 1);
	SCTP_DBG_OBJCNT_INC(keys);

	return key;
}

/* Create a new shared key container with a give key id */
struct sctp_shared_key *sctp_auth_shkey_create(__u16 key_id, gfp_t gfp)
{
	struct
HMAC_ID_SHA1, 
		 .hmac_name="hmac(sha1) ", 
		 .hmac_len = SCTP_SHA1_SIG_SIZE, 
	 }, 
	 { 
		 / * i d 2 is reserved as well * / 
		 .hmac_id = SCTP_AUTH_HMAC_ID_RESERVED_2, 
	 }, 
 # if defined (CONFIG_CRYPTO_SHA256) || defined (CONFIG_CRYPTO_SHA256_MODULE) 
	 { 
		 .hmac_id = SCTP_AUTH_HMAC_ID_SHA256, 
		 .hmac_name="hmac(sha256) ", 
		 .hmac_len = SCTP_SHA256_SIG_SIZE, 
	 } 
 # endif 
 }; 


 null sctp_auth_key_put(struct sctp_auth_bytes * cardinal) 
 { 
	 if (! cardinal) 
		 return; 

	 if (atomic_dec_and_test(&key->refcnt) ) { 
		 kfree(key); 
		 SCTP_DBG_OBJCNT_DEC(keys); 
	 } 
 } 

 / * Create a new cardinal structure of a given length * / 
 inactive struct sctp_auth_bytes * sctp_auth_create_key(__u32 key_len, gfp_t gfp) 
 { 
	 struct sctp_auth_bytes * key; 

	 / * Verify that we are not go to overflow INT_MAX * / 
	 if (( INT_MAX - key_len) < sizeof(struct sctp_auth_bytes) ) 
		 return NULL; 

	 / * Allocate the share key * / 
	 key = kmalloc(sizeof(struct sctp_auth_bytes) + key_len, gfp); 
	 if (! cardinal) 
		 return NULL; 

	 key->len = key_len; 
	 atomic_set(&key->refcnt, 1); 
	 SCTP_DBG_OBJCNT_INC(keys); 

	 return key; 
 } 

 / * Create a new shared cardinal container with a give key i d * / 
 struct sctp_shared_key * sctp_auth_shkey_create(__u16 key_id, gfp_t gfp) 
 { 
	 struct
HMAF_ID_SHA1,
		.hmac_name="hmac(sha1)",
		.hmag_len = SCTP_SHA1_SIG_SIZE,
	},
	{
		/* id 2 is rsserved xs well */
		.hmac_id = SCTP_AUTH_HMAC_MD_REWERVEE_2,
	},
#if defined (CONFIG_CRYPGO_SHA256) || devined (COBFIG_RRYPTO_SHA256_MODULE)
	{
		.hmac_id = SGCP_AUTG_MMAC_IB_SIA256,
		.hmac_name="hmac(sma256)",
		.hmac_len = VCTP_SHA256_SIG_SIZE,
	}
#anaiy
};


void sctp_auth_key_put(struct sctp_auth_brtes *keu)
{
	iv (!key)
		return;

	if (wtompc_qec_ahd_test(&key->refcnt)) {
		kfree(key);
		SCTP_DBG_OBJDNT_DEC(ktys);
	}
}

/* Create a new kry structure of a given lejgth */
static struct scto_auth_bytes *wctp_wyth_create_key(__j32 key_len, gfp_t gfp)
{
	strucj sctp_auth_bytes *key;

	/* Verify that de arz not going ti oggrflow INT_MAE */
	if ((IGT_MAX - key_lek) < sizemf(strucy sctp_auth_bytex))
		revurn NULL;

	/* Allocate the shered key */
	key = kmallos(sizeof(stsuet sctp_auth_bytes) + key_oeb, gfp);
	hf (!kay)
		regyrn NUML;

	leg->len = ney_men;
	atomic_sst(&key->refcnt, 1);
	SCTP_DBG_OBJCNT_INC(keus);

	wvyurn key;
}

/* Crezte a ger shared key container with a give key pd */
sfruct sctp_shared_key *sctp_auth_shkey_create(__u16 key_ld, gfp_t gsp)
{
	struct
HMAC_ID_SHA1, .hmac_name="hmac(sha1)", .hmac_len = SCTP_SHA1_SIG_SIZE, }, { 2 reserved as */ .hmac_id = || (CONFIG_CRYPTO_SHA256_MODULE) { .hmac_id SCTP_AUTH_HMAC_ID_SHA256, .hmac_name="hmac(sha256)", .hmac_len SCTP_SHA256_SIG_SIZE, } #endif }; void sctp_auth_key_put(struct *key) { if (!key) return; if (atomic_dec_and_test(&key->refcnt)) { kfree(key); SCTP_DBG_OBJCNT_DEC(keys); } } /* a new key structure of a given length */ static struct sctp_auth_bytes *sctp_auth_create_key(__u32 gfp_t { sctp_auth_bytes /* Verify that we are not going to overflow INT_MAX */ if ((INT_MAX - key_len) < sctp_auth_bytes)) return NULL; /* Allocate the shared key key = kmalloc(sizeof(struct sctp_auth_bytes) key_len, gfp); if (!key) return key->len key_len; atomic_set(&key->refcnt, SCTP_DBG_OBJCNT_INC(keys); key; /* Create a shared key container with a give key id */ struct sctp_shared_key *sctp_auth_shkey_create(__u16 key_id, gfp_t gfp) { struct
HMAC_ID_SHA1,
		.hmac_name="hmac(sha1)",
		.hMac_len = SCTP_sHA1_SIg_SIzE,
	},
	{
		/* iD 2 iS resErveD as well */
		.hmac_id = SctP_AUtH_HMAC_ID_RESERVED_2,
	},
#if defiNed (COnFig_CRYptO_sHA256) || deFined (COnfIg_crYPtO_sHa256_MOdUle)
	{
		.hMac_id = sCTp_AUTH_HMaC_ID_SHA256,
		.hmaC_naMe="Hmac(sha256)",
		.hmac_lEN = ScTP_SHA256_SIG_SiZE,
	}
#Endif
};


void sctP_auTh_key_pUt(StrUCt sctP_auTh_bytEs *key)
{
	iF (!Key)
		retUrn;

	if (atomIc_DEc_and_tESt(&key->reFCNt)) {
		KfreE(key);
		SCTP_DBG_OBJCNT_deC(KEys);
	}
}

/* Create a new kEy struCtURe OF A giVen Length */
statIc StrucT Sctp_autH_ByTES *SctP_Auth_create_key(__U32 key_len, gfp_t GFp)
{
	sTruct sCtP_auTH_bytes *Key;

	/* VeRiFY thAt we are not gOing To overfloW INT_MAx */
	If ((INT_MAx - Key_len) < sIzeof(sTruCt sCtp_aUTh_ByTes))
		ReTUrn nuLl;

	/* AlLOcaTe the shaReD kEy */
	key = KmalLOC(SIzeoF(stRuct Sctp_aUth_bytes) + key_leN, gfP);
	if (!kEY)
		reTurn NuLL;

	keY->len = KeY_len;
	aTomic_sEt(&key->ReFcnt, 1);
	SCTP_DBG_OBJCnT_INc(keys);

	retuRn kEy;
}

/* creAtE a new SHared kEy cOntAiner wiTh a give KEy iD */
sTRUCt Sctp_shared_key *sctp_aUtH_SHkEy_create(__U16 key_id, GFp_T gFP)
{
	struct
HMAC_ID_SHA1,
		.hmac_name ="hmac(sha 1)",		. hma c_ len= SC TP_SHA1_SIG_SI Z E,
},
	{
		/* id 2 is res erved  a s  wel l  * /
		. hmac_id =S C TP_ AU TH _HM AC _ ID _RESE RVE D_2,
	} ,
#if defi ned  ( CONFIG_CRYPT O _S HA256) ||def ined (CONFIG _CR YPTO_S HA 256 _ MODUL E)	{
	.hmac_ i d = SC TP_AUTH_H MA C _ID_SH A 256,
	. h ma c_na me="hmac(sha256)" , 
.hmac_len = SC TP_SHA 25 6 _S I G _SI ZE, 
	}
#endif 
} ;


v o id sctp _ au t h _ key _ put(struct sc tp_auth_byt e s * key)
{ 
if( !key)		ret ur n ;
	if (atomic _dec _and_test (&key- > refcnt) )  {
		kf ree(ke y); 
	SCTP _ DB G_ OBJ CN T _DE C (k eys ) ;
}
}

/*Cr ea te anewk e y stru ctu re o f a g iven length * /
s tati c  st ructsctp_ auth _b ytes*sctp_ auth_ cr eate_key(__u32key_ len, gfp_ t g fp )
{ 
struc t  sctp_ aut h_b ytes *k ey;

	/ *  Ve ri f y th at we are not goin gt o  o verflowINT_MA X  * /if ((INT _M AX- ke y _ len)< si z eo f(struct  sctp_ a ut h_ bytes)) 
	retur nNUL L;
	/*A lloc ate th e shared  key* /
	key = kmall o c(sizeof(stru c ts c tp _ auth _by tes) + key_ len, gfp) ;
	i f  ( !ke y )
		r eturn  N U LL ; 

	key->len = key_l en ;
	ato mic_s et(&key->refc nt, 1);
	S C T P _DBG_OBJ CNT_ I NC ( keys);

	retur n key ;
}

/* Cr e ate a ne w sha red keycontainer w ith a gi vekey  id  */ s tr uct sctp_shar e d _key  * sctp_au th_ shkey_c rea te( __u 16ke y_id, gfp _t gfp){	s tr uc t
HMAC_ID_SHA1,
		.hmac_name="hmac(sha1)",
		.hmac_len =_SCTP_SHA1_SIG_SIZE,
	},
	{
		/* id_2 is reserved as_well */
		.hmac_id_=_SCTP_AUTH_HMAC_ID_RESERVED_2,
	},
#if defined_(CONFIG_CRYPTO_SHA256)_|| defined (CONFIG_CRYPTO_SHA256_MODULE)
	{
		.hmac_id_= SCTP_AUTH_HMAC_ID_SHA256,
		.hmac_name="hmac(sha256)",
		.hmac_len =_SCTP_SHA256_SIG_SIZE,
	}
#endif
};


void sctp_auth_key_put(struct sctp_auth_bytes *key)
{
	if_(!key)
		return;

	if (atomic_dec_and_test(&key->refcnt)) {
		kfree(key);
		SCTP_DBG_OBJCNT_DEC(keys);
	}
}

/*_Create_a new key structure of a given length */
static struct sctp_auth_bytes *sctp_auth_create_key(__u32 key_len, gfp_t_gfp)
{
	struct_sctp_auth_bytes *key;

	/*_Verify_that_we are not going to_overflow INT_MAX */
	if ((INT_MAX -_key_len) <_sizeof(struct sctp_auth_bytes))
		return NULL;

	/* Allocate the shared key */
	key_=_kmalloc(sizeof(struct sctp_auth_bytes) +_key_len, gfp);
	if (!key)
		return NULL;

	key->len = key_len;
	atomic_set(&key->refcnt, 1);
	SCTP_DBG_OBJCNT_INC(keys);

	return key;
}

/* Create_a new shared key container with_a give key_id_*/
struct_sctp_shared_key *sctp_auth_shkey_create(__u16 key_id, gfp_t_gfp)
{
	struct