include/crypto/hash.h

28  * @digestsize: Size of the result of the transformation. A buffer of this size
33  * @statesize: Size of the block for partial state of the transformation. A
35  *	       will save the partial state of the transformation into it. On the
66  * @init: **[mandatory]** Initialize the transformation context. Intended only to initialize the
67  *	  state of the HASH transformation at the beginning. This shall fill in
69  *	  transformation. No data processing happens at this point. Driver code
71  * @update: **[mandatory]** Push a chunk of data into the driver for transformation. This
74  *	   function must not finalize the HASH transformation by calculating the
76  *	   transformation. This function shall not modify the transformation
78  *	   transformation object. Data processing can happen synchronously
82  *	   transformation and retrieves the resulting hash from the driver and
84  *	   point unless hardware requires it to finish the transformation
96  *	    the whole transformation in one run. Data processing can happen
100  *	    the driver. This function can store the key in the transformation
104  *	    called multiple times during the existence of the transformation
111  * @export: Export partial state of the transformation. This function dumps the
112  *	    entire state of the ongoing transformation into a provided block of
114  *	    you want to save partial result of the transformation after
118  * @import: Import partial state of the transformation. This function loads the
119  *	    entire state of the ongoing transformation from a provided block of
120  *	    data so the transformation can continue from this point onward. No
123  * @init_tfm: Initialize the cryptographic transformation object.
125  *	      time, right after the transformation context was
129  *	      requirement of the transformation and put any software
131  * @exit_tfm: Deinitialize the cryptographic transformation object.
182  * @init_tfm: Initialize the cryptographic transformation object.
184  *	      time, right after the transformation context was
188  *	      requirement of the transformation and put any software
190  * @exit_tfm: Deinitialize the cryptographic transformation object.
831  * @tfm: hash transformation object
838  * crypto_shash_tfm_digest() takes a hash transformation object (crypto_shash)