Differential D31196 Diff 92238 sys/crypto/ccp/ccp_hardware.c

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sys/crypto/ccp/ccp_hardware.c

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#if 0		#if 0
CTASSERT(PAGE_SIZE - ((uintptr_t)&SHA_H % PAGE_SIZE) >= sizeof(SHA_H));		CTASSERT(PAGE_SIZE - ((uintptr_t)&SHA_H % PAGE_SIZE) >= sizeof(SHA_H));
#endif		#endif

const struct SHA_Defn {		const struct SHA_Defn {
enum sha_version version;		enum sha_version version;
const void *H_vectors;		const void *H_vectors;
size_t H_size;		size_t H_size;
struct auth_hash *axf;		const struct auth_hash *axf;
enum ccp_sha_type engine_type;		enum ccp_sha_type engine_type;
} SHA_definitions[] = {		} SHA_definitions[] = {
{		{
.version = SHA1,		.version = SHA1,
.H_vectors = SHA_H.SHA1,		.H_vectors = SHA_H.SHA1,
.H_size = sizeof(SHA_H.SHA1),		.H_size = sizeof(SHA_H.SHA1),
.axf = &auth_hash_hmac_sha1,		.axf = &auth_hash_hmac_sha1,
.engine_type = CCP_SHA_TYPE_1,		.engine_type = CCP_SHA_TYPE_1,
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}		}

static void		static void
ccp_do_hmac_done(struct ccp_queue qp, struct ccp_session s,		ccp_do_hmac_done(struct ccp_queue qp, struct ccp_session s,
struct cryptop *crp, int error)		struct cryptop *crp, int error)
{		{
char ihash[SHA2_512_HASH_LEN /* max hash len */];		char ihash[SHA2_512_HASH_LEN /* max hash len */];
union authctx auth_ctx;		union authctx auth_ctx;
struct auth_hash *axf;		const struct auth_hash *axf;

axf = s->hmac.auth_hash;		axf = s->hmac.auth_hash;

s->pending--;		s->pending--;

if (error != 0) {		if (error != 0) {
crp->crp_etype = error;		crp->crp_etype = error;
goto out;		goto out;
Show All 37 Lines	ccp_hmac_done(struct ccp_queue qp, struct ccp_session s, void *vcrp,
ccp_do_hmac_done(qp, s, crp, error);		ccp_do_hmac_done(qp, s, crp, error);
}		}

static int __must_check		static int __must_check
ccp_do_hmac(struct ccp_queue qp, struct ccp_session s, struct cryptop *crp,		ccp_do_hmac(struct ccp_queue qp, struct ccp_session s, struct cryptop *crp,
const struct ccp_completion_ctx *cctx)		const struct ccp_completion_ctx *cctx)
{		{
device_t dev;		device_t dev;
struct auth_hash *axf;		const struct auth_hash *axf;
int error;		int error;

dev = qp->cq_softc->dev;		dev = qp->cq_softc->dev;
axf = s->hmac.auth_hash;		axf = s->hmac.auth_hash;

/*		/*
* Populate the SGL describing inside hash contents. We want to hash		* Populate the SGL describing inside hash contents. We want to hash
* the ipad (key XOR fixed bit pattern) concatenated with the user		* the ipad (key XOR fixed bit pattern) concatenated with the user
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