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crypto: doc - Add parameter documentation

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Fill in missing parameter descriptions for the compression algorithm,
then pick them up to document for the compression_alg structure.

Signed-off-by: Gary R Hook <gary.hook@amd.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Hook, Gary 2019-06-25 23:43:43 +00:00 • committed by Herbert Xu
parent 7367bfeb2c
commit 5a35316d97
2 changed files with 12 additions and 1 deletions
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11
include/linux/crypto.h
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@ -327,6 +327,17 @@ struct cipher_alg {
void (*cia_decrypt)(struct crypto_tfm *tfm, u8 *dst, const u8 *src);
};
/**
* struct compress_alg - compression/decompression algorithm
* @coa_compress: Compress a buffer of specified length, storing the resulting
* data in the specified buffer. Return the length of the
* compressed data in dlen.
* @coa_decompress: Decompress the source buffer, storing the uncompressed
* data in the specified buffer. The length of the data is
* returned in dlen.
*
* All fields are mandatory.
*/
struct compress_alg {
int (*coa_compress)(struct crypto_tfm *tfm, const u8 *src,
unsigned int slen, u8 *dst, unsigned int *dlen);