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author | Steffen Klassert <steffen.klassert@secunet.com> | 2011-09-27 07:23:50 +0200 |
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committer | Herbert Xu <herbert@gondor.apana.org.au> | 2011-10-21 14:24:03 +0200 |
commit | a38f7907b926e4c6c7d389ad96cc38cec2e5a9e9 (patch) | |
tree | b8b5735b794a5ba98b8dd05ba0c87d3c09971a67 /include/linux/cryptouser.h | |
parent | 22e5b20be72e2e166c3ba915b01a59a8eb2dc71f (diff) | |
download | linux-stable-a38f7907b926e4c6c7d389ad96cc38cec2e5a9e9.tar.gz linux-stable-a38f7907b926e4c6c7d389ad96cc38cec2e5a9e9.tar.bz2 linux-stable-a38f7907b926e4c6c7d389ad96cc38cec2e5a9e9.zip |
crypto: Add userspace configuration API
This patch adds a basic userspace configuration API for the crypto layer.
With this it is possible to instantiate, remove and to show crypto
algorithms from userspace.
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'include/linux/cryptouser.h')
-rw-r--r-- | include/linux/cryptouser.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/include/linux/cryptouser.h b/include/linux/cryptouser.h new file mode 100644 index 000000000000..b874e3879d81 --- /dev/null +++ b/include/linux/cryptouser.h @@ -0,0 +1,52 @@ +/* + * Crypto user configuration API. + * + * Copyright (C) 2011 secunet Security Networks AG + * Copyright (C) 2011 Steffen Klassert <steffen.klassert@secunet.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + */ + +/* Netlink configuration messages. */ +enum { + CRYPTO_MSG_BASE = 0x10, + CRYPTO_MSG_NEWALG = 0x10, + CRYPTO_MSG_DELALG, + CRYPTO_MSG_UPDATEALG, + CRYPTO_MSG_GETALG, + __CRYPTO_MSG_MAX +}; +#define CRYPTO_MSG_MAX (__CRYPTO_MSG_MAX - 1) +#define CRYPTO_NR_MSGTYPES (CRYPTO_MSG_MAX + 1 - CRYPTO_MSG_BASE) + +#define CRYPTO_MAX_NAME CRYPTO_MAX_ALG_NAME + +/* Netlink message attributes. */ +enum crypto_attr_type_t { + CRYPTOCFGA_UNSPEC, + CRYPTOCFGA_PRIORITY_VAL, /* __u32 */ + __CRYPTOCFGA_MAX + +#define CRYPTOCFGA_MAX (__CRYPTOCFGA_MAX - 1) +}; + +struct crypto_user_alg { + char cru_name[CRYPTO_MAX_ALG_NAME]; + char cru_driver_name[CRYPTO_MAX_ALG_NAME]; + char cru_module_name[CRYPTO_MAX_ALG_NAME]; + __u32 cru_type; + __u32 cru_mask; + __u32 cru_refcnt; + __u32 cru_flags; +}; |