Re: [PATCH 03/10] crypto: aead: Add aead_request_cast() api

2015-07-06 Thread Herbert Xu 
On Thu, Jul 02, 2015 at 10:48:33AM +0530, Lokesh Vutla wrote:
 Add aead_request_cast() api to get pointer to aead_request
 from cryto_async_request.
 
 Signed-off-by: Lokesh Vutla lokeshvu...@ti.com
 ---
  include/linux/crypto.h |6 ++
  1 file changed, 6 insertions(+)
 
 diff --git a/include/linux/crypto.h b/include/linux/crypto.h
 index 10df5d2..20fac3d 100644
 --- a/include/linux/crypto.h
 +++ b/include/linux/crypto.h
 @@ -1460,6 +1460,12 @@ static inline void aead_request_set_tfm(struct 
 aead_request *req,
   req-base.tfm = crypto_aead_tfm(crypto_aead_crt(tfm)-base);
  }
  
 +static inline struct aead_request *aead_request_cast(
 + struct crypto_async_request *req)
 +{
 + return container_of(req, struct aead_request, base);
 +}
 +

This should go into include/crypto/internal/aead.h.

Thanks,
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Email: Herbert Xu herb...@gondor.apana.org.au
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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Re: [PATCH 03/10] crypto: aead: Add aead_request_cast() api

2015-07-02 Thread Felipe Balbi 
On Thu, Jul 02, 2015 at 10:48:33AM +0530, Lokesh Vutla wrote:
 Add aead_request_cast() api to get pointer to aead_request
 from cryto_async_request.
 
 Signed-off-by: Lokesh Vutla lokeshvu...@ti.com
 ---
  include/linux/crypto.h |6 ++
  1 file changed, 6 insertions(+)
 
 diff --git a/include/linux/crypto.h b/include/linux/crypto.h
 index 10df5d2..20fac3d 100644
 --- a/include/linux/crypto.h
 +++ b/include/linux/crypto.h
 @@ -1460,6 +1460,12 @@ static inline void aead_request_set_tfm(struct 
 aead_request *req,
   req-base.tfm = crypto_aead_tfm(crypto_aead_crt(tfm)-base);
  }
  
 +static inline struct aead_request *aead_request_cast(
 + struct crypto_async_request *req)
 +{
 + return container_of(req, struct aead_request, base);

container_of() ensures type safety, this can be a macro just fine.

-- 
balbi


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Re: [PATCH 03/10] crypto: aead: Add aead_request_cast() api

2015-07-02 Thread Lokesh Vutla 
On Thursday 02 July 2015 01:28 PM, Felipe Balbi wrote:
 On Thu, Jul 02, 2015 at 10:48:33AM +0530, Lokesh Vutla wrote:
 Add aead_request_cast() api to get pointer to aead_request
 from cryto_async_request.

 Signed-off-by: Lokesh Vutla lokeshvu...@ti.com
 ---
  include/linux/crypto.h |6 ++
  1 file changed, 6 insertions(+)

 diff --git a/include/linux/crypto.h b/include/linux/crypto.h
 index 10df5d2..20fac3d 100644
 --- a/include/linux/crypto.h
 +++ b/include/linux/crypto.h
 @@ -1460,6 +1460,12 @@ static inline void aead_request_set_tfm(struct 
 aead_request *req,
  req-base.tfm = crypto_aead_tfm(crypto_aead_crt(tfm)-base);
  }
  
 +static inline struct aead_request *aead_request_cast(
 +struct crypto_async_request *req)
 +{
 +return container_of(req, struct aead_request, base);
 
 container_of() ensures type safety, this can be a macro just fine.
There are many similar definitions for ablkcipher.. etc,in
crypto library. So I tried to make it uniform for the entire library.

Thanks and regards,
Lokesh 
 

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[PATCH 03/10] crypto: aead: Add aead_request_cast() api

2015-07-01 Thread Lokesh Vutla 
Add aead_request_cast() api to get pointer to aead_request
from cryto_async_request.

Signed-off-by: Lokesh Vutla lokeshvu...@ti.com
---
 include/linux/crypto.h |6 ++
 1 file changed, 6 insertions(+)

diff --git a/include/linux/crypto.h b/include/linux/crypto.h
index 10df5d2..20fac3d 100644
--- a/include/linux/crypto.h
+++ b/include/linux/crypto.h
@@ -1460,6 +1460,12 @@ static inline void aead_request_set_tfm(struct 
aead_request *req,
req-base.tfm = crypto_aead_tfm(crypto_aead_crt(tfm)-base);
 }
 
+static inline struct aead_request *aead_request_cast(
+   struct crypto_async_request *req)
+{
+   return container_of(req, struct aead_request, base);
+}
+
 /**
  * aead_request_alloc() - allocate request data structure
  * @tfm: cipher handle to be registered with the request
-- 
1.7.9.5

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