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Differential D32107 Diff 96376 sys/opencrypto/cryptodev.c

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sys/opencrypto/cryptodev.c

Show First 20 Lines • Show All 97 Lines • ▼ Show 20 Linesstruct session2_op32 {
uint32_t cipher; uint32_t cipher;
uint32_t mac; uint32_t mac;
uint32_t keylen; uint32_t keylen;
uint32_t key; uint32_t key;
int mackeylen; int mackeylen;
uint32_t mackey; uint32_t mackey;
uint32_t ses; uint32_t ses;
int crid; int crid;
int pad[4]; int ivlen;
int maclen;
int pad[2];
}; };
struct crypt_op32 { struct crypt_op32 {
uint32_t ses; uint32_t ses;
uint16_t op; uint16_t op;
uint16_t flags; uint16_t flags;
u_int len; u_int len;
uint32_t src, dst; uint32_t src, dst;
Show All 36 Lines
} }
static void static void
session2_op_from_32(const struct session2_op32 *from, struct session2_op *to) session2_op_from_32(const struct session2_op32 *from, struct session2_op *to)
{ {
session_op_from_32((const struct session_op32 *)from, to); session_op_from_32((const struct session_op32 *)from, to);
CP(*from, *to, crid); CP(*from, *to, crid);
CP(*from, *to, ivlen);
CP(*from, *to, maclen);
} }
static void static void
session_op_to_32(const struct session2_op *from, struct session_op32 *to) session_op_to_32(const struct session2_op *from, struct session_op32 *to)
{ {
CP(*from, *to, cipher); CP(*from, *to, cipher);
CP(*from, *to, mac); CP(*from, *to, mac);
▲ Show 20 Lines • Show All 419 Lines • ▼ Show 20 Lines if (csp.csp_auth_klen != 0) {
CRYPTDEB("invalid mac key"); CRYPTDEB("invalid mac key");
SDT_PROBE1(opencrypto, dev, ioctl, error, SDT_PROBE1(opencrypto, dev, ioctl, error,
__LINE__); __LINE__);
goto bail; goto bail;
} }
csp.csp_auth_key = mackey; csp.csp_auth_key = mackey;
} }
if (csp.csp_auth_alg == CRYPTO_AES_NIST_GMAC) if (csp.csp_auth_alg == CRYPTO_AES_NIST_GMAC)
markjUnsubmitted
Done
Inline Actions

Why is this assignment needed? It is done again below.

markj: Why is this assignment needed? It is done again below.
jhbAuthorUnsubmitted
Done
Inline Actions

Oops, an earlier leftover from my first cut at doing this.

jhb: Oops, an earlier leftover from my first cut at doing this.
csp.csp_ivlen = AES_GCM_IV_LEN; csp.csp_ivlen = AES_GCM_IV_LEN;
if (csp.csp_auth_alg == CRYPTO_AES_CCM_CBC_MAC) if (csp.csp_auth_alg == CRYPTO_AES_CCM_CBC_MAC)
csp.csp_ivlen = AES_CCM_IV_LEN; csp.csp_ivlen = AES_CCM_IV_LEN;
} }
if (sop->ivlen != 0) {
if (csp.csp_ivlen == 0) {
CRYPTDEB("does not support an IV");
error = EINVAL;
SDT_PROBE1(opencrypto, dev, ioctl, error, __LINE__);
goto bail;
}
csp.csp_ivlen = sop->ivlen;
}
if (sop->maclen != 0) {
if (!(thash != NULL || csp.csp_mode == CSP_MODE_AEAD)) {
CRYPTDEB("does not support a MAC");
error = EINVAL;
SDT_PROBE1(opencrypto, dev, ioctl, error, __LINE__);
goto bail;
}
csp.csp_auth_mlen = sop->maclen;
}
crid = sop->crid; crid = sop->crid;
error = checkforsoftware(&crid); error = checkforsoftware(&crid);
if (error) { if (error) {
CRYPTDEB("checkforsoftware"); CRYPTDEB("checkforsoftware");
SDT_PROBE1(opencrypto, dev, ioctl, error, __LINE__); SDT_PROBE1(opencrypto, dev, ioctl, error, __LINE__);
goto bail; goto bail;
} }
error = crypto_newsession(&cses, &csp, crid); error = crypto_newsession(&cses, &csp, crid);
if (error) { if (error) {
CRYPTDEB("crypto_newsession"); CRYPTDEB("crypto_newsession");
SDT_PROBE1(opencrypto, dev, ioctl, error, __LINE__); SDT_PROBE1(opencrypto, dev, ioctl, error, __LINE__);
goto bail; goto bail;
} }
cse = malloc(sizeof(struct csession), M_XDATA, M_WAITOK | M_ZERO); cse = malloc(sizeof(struct csession), M_XDATA, M_WAITOK | M_ZERO);
mtx_init(&cse->lock, "cryptodev", "crypto session lock", MTX_DEF); mtx_init(&cse->lock, "cryptodev", "crypto session lock", MTX_DEF);
refcount_init(&cse->refs, 1); refcount_init(&cse->refs, 1);
cse->key = key; cse->key = key;
cse->mackey = mackey; cse->mackey = mackey;
cse->cses = cses; cse->cses = cses;
cse->txform = txform; cse->txform = txform;
if (thash != NULL) if (sop->maclen != 0)
cse->hashsize = sop->maclen;
else if (thash != NULL)
cse->hashsize = thash->hashsize; cse->hashsize = thash->hashsize;
else if (csp.csp_cipher_alg == CRYPTO_AES_NIST_GCM_16) else if (csp.csp_cipher_alg == CRYPTO_AES_NIST_GCM_16)
cse->hashsize = AES_GMAC_HASH_LEN; cse->hashsize = AES_GMAC_HASH_LEN;
else if (csp.csp_cipher_alg == CRYPTO_AES_CCM_16) else if (csp.csp_cipher_alg == CRYPTO_AES_CCM_16)
cse->hashsize = AES_CBC_MAC_HASH_LEN; cse->hashsize = AES_CBC_MAC_HASH_LEN;
else if (csp.csp_cipher_alg == CRYPTO_CHACHA20_POLY1305) else if (csp.csp_cipher_alg == CRYPTO_CHACHA20_POLY1305)
cse->hashsize = POLY1305_HASH_LEN; cse->hashsize = POLY1305_HASH_LEN;
cse->ivsize = csp.csp_ivlen; cse->ivsize = csp.csp_ivlen;
▲ Show 20 Lines • Show All 768 Lines • Show Last 20 Lines