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

[Tadeusz Struk]

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


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