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Differential D28194 Diff 83544 sys/netipsec/xform_esp.c

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sys/netipsec/xform_esp.c

Show First 20 Lines • Show All 400 Lines • ▼ Show 20 Lines if (csp->csp_flags & CSP_F_ESN &&
sav->replay != NULL && sav->replay->wsize != 0) sav->replay != NULL && sav->replay->wsize != 0)
memcpy(crp->crp_esn, &seqh, sizeof(seqh)); memcpy(crp->crp_esn, &seqh, sizeof(seqh));
crp->crp_digest_start = m->m_pkthdr.len - alen; crp->crp_digest_start = m->m_pkthdr.len - alen;
} }
/* Crypto operation descriptor */ /* Crypto operation descriptor */
crp->crp_flags = CRYPTO_F_CBIFSYNC; crp->crp_flags = CRYPTO_F_CBIFSYNC;
if (V_async_crypto)
crp->crp_flags |= CRYPTO_F_ASYNC | CRYPTO_F_ASYNC_KEEPORDER;
crypto_use_mbuf(crp, m); crypto_use_mbuf(crp, m);
crp->crp_callback = esp_input_cb; crp->crp_callback = esp_input_cb;
crp->crp_opaque = xd; crp->crp_opaque = xd;
/* These are passed as-is to the callback */ /* These are passed as-is to the callback */
xd->sav = sav; xd->sav = sav;
xd->protoff = protoff; xd->protoff = protoff;
xd->skip = skip; xd->skip = skip;
Show All 36 Lines if (SAV_ISCTRORGCM(sav)) {
m_copydata(m, skip + hlen - sav->ivlen, sav->ivlen, &ivp[4]); m_copydata(m, skip + hlen - sav->ivlen, sav->ivlen, &ivp[4]);
if (SAV_ISCTR(sav)) { if (SAV_ISCTR(sav)) {
be32enc(&ivp[sav->ivlen + 4], 1); be32enc(&ivp[sav->ivlen + 4], 1);
} }
crp->crp_flags |= CRYPTO_F_IV_SEPARATE; crp->crp_flags |= CRYPTO_F_IV_SEPARATE;
} else if (sav->ivlen != 0) } else if (sav->ivlen != 0)
crp->crp_iv_start = skip + hlen - sav->ivlen; crp->crp_iv_start = skip + hlen - sav->ivlen;
if (V_async_crypto)
return (crypto_dispatch_async(crp, CRYPTO_ASYNC_ORDERED));
else
return (crypto_dispatch(crp)); return (crypto_dispatch(crp));
crp_aad_fail: crp_aad_fail:
free(xd, M_XDATA); free(xd, M_XDATA);
xd_fail: xd_fail:
crypto_freereq(crp); crypto_freereq(crp);
ESPSTAT_INC(esps_crypto); ESPSTAT_INC(esps_crypto);
error = ENOBUFS; error = ENOBUFS;
bad: bad:
▲ Show 20 Lines • Show All 418 Lines • ▼ Show 20 Lines#endif
xd->sp = sp; xd->sp = sp;
xd->sav = sav; xd->sav = sav;
xd->idx = idx; xd->idx = idx;
xd->cryptoid = cryptoid; xd->cryptoid = cryptoid;
xd->vnet = curvnet; xd->vnet = curvnet;
/* Crypto operation descriptor. */ /* Crypto operation descriptor. */
crp->crp_flags |= CRYPTO_F_CBIFSYNC; crp->crp_flags |= CRYPTO_F_CBIFSYNC;
if (V_async_crypto)
crp->crp_flags |= CRYPTO_F_ASYNC | CRYPTO_F_ASYNC_KEEPORDER;
crypto_use_mbuf(crp, m); crypto_use_mbuf(crp, m);
crp->crp_callback = esp_output_cb; crp->crp_callback = esp_output_cb;
crp->crp_opaque = xd; crp->crp_opaque = xd;
if (esph) { if (esph) {
/* Authentication descriptor. */ /* Authentication descriptor. */
crp->crp_op |= CRYPTO_OP_COMPUTE_DIGEST; crp->crp_op |= CRYPTO_OP_COMPUTE_DIGEST;
if (SAV_ISGCM(sav)) if (SAV_ISGCM(sav))
Show All 31 Lines if (csp->csp_flags & CSP_F_SEPARATE_AAD &&
crp->crp_aad_start = skip; crp->crp_aad_start = skip;
if (csp->csp_flags & CSP_F_ESN && sav->replay != NULL) if (csp->csp_flags & CSP_F_ESN && sav->replay != NULL)
memcpy(crp->crp_esn, &seqh, sizeof(seqh)); memcpy(crp->crp_esn, &seqh, sizeof(seqh));
crp->crp_digest_start = m->m_pkthdr.len - alen; crp->crp_digest_start = m->m_pkthdr.len - alen;
} }
return crypto_dispatch(crp); if (V_async_crypto)
return (crypto_dispatch_async(crp, CRYPTO_ASYNC_ORDERED));
else
return (crypto_dispatch(crp));
crp_aad_fail: crp_aad_fail:
free(xd, M_XDATA); free(xd, M_XDATA);
xd_fail: xd_fail:
crypto_freereq(crp); crypto_freereq(crp);
ESPSTAT_INC(esps_crypto); ESPSTAT_INC(esps_crypto);
error = ENOBUFS; error = ENOBUFS;
bad: bad:
▲ Show 20 Lines • Show All 107 Lines • Show Last 20 Lines