函数源码 |
Source File:include\crypto\hash.h |
Create Date:2022-07-27 06:47:28 |
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514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 | /** * crypto_ahash_update() - add data to message digest for processing * @req: ahash_request handle that was previously initialized with the * crypto_ahash_init call. * * Updates the message digest state of the &ahash_request handle. The input data * is pointed to by the scatter/gather list registered in the &ahash_request * handle * * Return: see crypto_ahash_final() */static inline int crypto_ahash_update(struct ahash_request *req){ struct crypto_ahash *tfm = crypto_ahash_reqtfm(req); struct crypto_alg *alg = tfm->base.__crt_alg; unsigned int nbytes = req->nbytes; int ret; crypto_stats_get(alg); ret = crypto_ahash_reqtfm(req)->update(req); crypto_stats_ahash_update(nbytes, ret, alg); return ret;} |