[CRYPTO] cryptd: Add software async crypto daemon
This patch adds the cryptd module which is a template that takes a
synchronous software crypto algorithm and converts it to an asynchronous
one by executing it in a kernel thread.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
diff --git a/crypto/Kconfig b/crypto/Kconfig
index a20a3f1..620e14c 100644
--- a/crypto/Kconfig
+++ b/crypto/Kconfig
@@ -175,6 +175,15 @@
The first 128, 192 or 256 bits in the key are used for AES and the
rest is used to tie each cipher block to its logical position.
+config CRYPTO_CRYPTD
+ tristate "Software async crypto daemon"
+ select CRYPTO_ABLKCIPHER
+ select CRYPTO_MANAGER
+ help
+ This is a generic software asynchronous crypto daemon that
+ converts an arbitrary synchronous software crypto algorithm
+ into an asynchronous algorithm that executes in a kernel thread.
+
config CRYPTO_DES
tristate "DES and Triple DES EDE cipher algorithms"
select CRYPTO_ALGAPI