linux-kernel - Re: [PATCH RFC 1/2] crypto: add PKE API

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <5547C7F0.5010905@intel.com>
Date:	Mon, 04 May 2015 12:26:40 -0700
From:	Tadeusz Struk <tadeusz.struk@...el.com>
To:	Herbert Xu <herbert@...dor.apana.org.au>
CC:	David Howells <dhowells@...hat.com>, corbet@....net,
	keescook@...omium.org, qat-linux@...el.com, jwboyer@...hat.com,
	richard@....at, linux-kernel@...r.kernel.org, steved@...hat.com,
	vgoyal@...hat.com, james.l.morris@...cle.com, jkosina@...e.cz,
	zohar@...ux.vnet.ibm.com, davem@...emloft.net,
	linux-crypto@...r.kernel.org
Subject: Re: [PATCH RFC 1/2] crypto: add PKE API

On 05/02/2015 05:07 PM, Herbert Xu wrote:
>>>> > >>  #define CRYPTO_ALG_TYPE_AHASH		0x0000000a
>>>>> > >> > +#define CRYPTO_ALG_TYPE_PKE		0x0000000b
>>>>> > >> >  #define CRYPTO_ALG_TYPE_RNG		0x0000000c
>>> > > Will filling a hole cause a problem with something that got obsoleted?
>> > 
>> > I hope not. I checked as far back as 2.6.18 and I don't see any clash.
>> > Herbert, what do you think?
> Indeed you can't use this hole as it'll make you a hash algorithm.

So in this case isn't RNG a hash algorithm as well?
Anyway will something like this be ok with you:

diff --git a/include/linux/crypto.h b/include/linux/crypto.h
index ee14140..ac18cd3 100644
--- a/include/linux/crypto.h
+++ b/include/linux/crypto.h
@@ -41,7 +41,7 @@
 /*
  * Algorithm masks and types.
  */
-#define CRYPTO_ALG_TYPE_MASK           0x0000000f
+#define CRYPTO_ALG_TYPE_MASK           0xf000000f
 #define CRYPTO_ALG_TYPE_CIPHER         0x00000001
 #define CRYPTO_ALG_TYPE_COMPRESS       0x00000002
 #define CRYPTO_ALG_TYPE_AEAD           0x00000003
@@ -54,6 +54,7 @@
 #define CRYPTO_ALG_TYPE_AHASH          0x0000000a
 #define CRYPTO_ALG_TYPE_RNG            0x0000000c
 #define CRYPTO_ALG_TYPE_PCOMPRESS      0x0000000f
+#define CRYPTO_ALG_TYPE_PKE            0x10000001
 
 #define CRYPTO_ALG_TYPE_HASH_MASK      0x0000000e
 #define CRYPTO_ALG_TYPE_AHASH_MASK     0x0000000c


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/