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[generic-2.6] update OCF framework to version 20100325

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@21356 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
jow
2010-05-04 20:59:19 +00:00
parent 64f1ed8de7
commit 40b344028b
192 changed files with 65222 additions and 4805 deletions
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93
target/linux/generic-2.6/files/crypto/ocf/cryptodev.c
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@@ -1,8 +1,8 @@
/* $OpenBSD: cryptodev.c,v 1.52 2002/06/19 07:22:46 deraadt Exp $ */
/*-
* Linux port done by David McCullough <david_mccullough@securecomputing.com>
* Copyright (C) 2006-2007 David McCullough
* Linux port done by David McCullough <david_mccullough@mcafee.com>
* Copyright (C) 2006-2010 David McCullough
* Copyright (C) 2004-2005 Intel Corporation.
* The license and original author are listed below.
*
@@ -77,6 +77,7 @@ struct csession_info {
u_int16_t keysize;
/* u_int16_t hashsize; */
u_int16_t authsize;
u_int16_t authkey;
/* u_int16_t ctxsize; */
};
@@ -197,7 +198,7 @@ cryptodev_op(struct csession *cse, struct crypt_op *cop)
if (cse->uio.uio_iov[0].iov_base == NULL) {
dprintk("%s: iov_base kmalloc(%d) failed\n", __FUNCTION__,
cse->uio.uio_iov[0].iov_len);
(int)cse->uio.uio_iov[0].iov_len);
return (ENOMEM);
}
@@ -208,18 +209,22 @@ cryptodev_op(struct csession *cse, struct crypt_op *cop)
goto bail;
}
if (cse->info.authsize) {
crda = crp->crp_desc;
if (cse->info.blocksize)
crde = crda->crd_next;
} else {
if (cse->info.blocksize)
if (cse->info.authsize && cse->info.blocksize) {
if (cop->op == COP_ENCRYPT) {
crde = crp->crp_desc;
else {
dprintk("%s: bad request\n", __FUNCTION__);
error = EINVAL;
goto bail;
crda = crde->crd_next;
} else {
crda = crp->crp_desc;
crde = crda->crd_next;
}
} else if (cse->info.authsize) {
crda = crp->crp_desc;
} else if (cse->info.blocksize) {
crde = crp->crp_desc;
} else {
dprintk("%s: bad request\n", __FUNCTION__);
error = EINVAL;
goto bail;
}
if ((error = copy_from_user(cse->uio.uio_iov[0].iov_base, cop->src,
@@ -300,29 +305,32 @@ cryptodev_op(struct csession *cse, struct crypt_op *cop)
* entry and the crypto_done callback into us.
*/
error = crypto_dispatch(crp);
if (error == 0) {
dprintk("%s about to WAIT\n", __FUNCTION__);
/*
* we really need to wait for driver to complete to maintain
* state, luckily interrupts will be remembered
*/
do {
error = wait_event_interruptible(crp->crp_waitq,
((crp->crp_flags & CRYPTO_F_DONE) != 0));
/*
* we can't break out of this loop or we will leave behind
* a huge mess, however, staying here means if your driver
* is broken user applications can hang and not be killed.
* The solution, fix your driver :-)
*/
if (error) {
schedule();
error = 0;
}
} while ((crp->crp_flags & CRYPTO_F_DONE) == 0);
dprintk("%s finished WAITING error=%d\n", __FUNCTION__, error);
if (error) {
dprintk("%s error in crypto_dispatch\n", __FUNCTION__);
goto bail;
}
dprintk("%s about to WAIT\n", __FUNCTION__);
/*
* we really need to wait for driver to complete to maintain
* state, luckily interrupts will be remembered
*/
do {
error = wait_event_interruptible(crp->crp_waitq,
((crp->crp_flags & CRYPTO_F_DONE) != 0));
/*
* we can't break out of this loop or we will leave behind
* a huge mess, however, staying here means if your driver
* is broken user applications can hang and not be killed.
* The solution, fix your driver :-)
*/
if (error) {
schedule();
error = 0;
}
} while ((crp->crp_flags & CRYPTO_F_DONE) == 0);
dprintk("%s finished WAITING error=%d\n", __FUNCTION__, error);
if (crp->crp_etype != 0) {
error = crp->crp_etype;
dprintk("%s error in crp processing\n", __FUNCTION__);
@@ -625,7 +633,7 @@ cryptodev_ioctl(
struct crypt_kop kop;
struct crypt_find_op fop;
u_int64_t sid;
u_int32_t ses;
u_int32_t ses = 0;
int feat, fd, error = 0, crid;
mm_segment_t fs;
@@ -744,21 +752,27 @@ cryptodev_ioctl(
break;
case CRYPTO_MD5_HMAC:
info.authsize = MD5_HASH_LEN;
info.authkey = 16;
break;
case CRYPTO_SHA1_HMAC:
info.authsize = SHA1_HASH_LEN;
info.authkey = 20;
break;
case CRYPTO_SHA2_256_HMAC:
info.authsize = SHA2_256_HASH_LEN;
info.authkey = 32;
break;
case CRYPTO_SHA2_384_HMAC:
info.authsize = SHA2_384_HASH_LEN;
info.authkey = 48;
break;
case CRYPTO_SHA2_512_HMAC:
info.authsize = SHA2_512_HASH_LEN;
info.authkey = 64;
break;
case CRYPTO_RIPEMD160_HMAC:
info.authsize = RIPEMD160_HASH_LEN;
info.authkey = 20;
break;
default:
dprintk("%s(%s) - bad mac\n", __FUNCTION__, CIOCGSESSSTR);
@@ -790,10 +804,9 @@ cryptodev_ioctl(
if (info.authsize) {
cria.cri_alg = sop.mac;
cria.cri_klen = sop.mackeylen * 8;
if ((info.maxkey && sop.mackeylen > info.maxkey) ||
sop.keylen < info.minkey) {
dprintk("%s(%s) - mackeylen %d\n", __FUNCTION__, CIOCGSESSSTR,
sop.mackeylen);
if (info.authkey && sop.mackeylen != info.authkey) {
dprintk("%s(%s) - mackeylen %d != %d\n", __FUNCTION__,
CIOCGSESSSTR, sop.mackeylen, info.authkey);
error = EINVAL;
goto bail;
}
@@ -1044,5 +1057,5 @@ module_init(cryptodev_init);
module_exit(cryptodev_exit);
MODULE_LICENSE("BSD");
MODULE_AUTHOR("David McCullough <david_mccullough@securecomputing.com>");
MODULE_AUTHOR("David McCullough <david_mccullough@mcafee.com>");
MODULE_DESCRIPTION("Cryptodev (user interface to OCF)");