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 <lokeshvutla@xxxxxx>
> ---
> 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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