linux-master/crypto/chacha20poly1305.c

12 #include <crypto/chacha.h>
20 	struct crypto_skcipher_spawn chacha;
26 	struct crypto_skcipher *chacha;
66 		struct chacha_req chacha;
127 	struct chacha_req *creq = &rctx->u.chacha;
143 	skcipher_request_set_tfm(&creq->req, ctx->chacha);
365 	struct chacha_req *creq = &rctx->u.chacha;
383 	skcipher_request_set_tfm(&creq->req, ctx->chacha);
403 	struct chacha_req *creq = &rctx->u.chacha;
419 	skcipher_request_set_tfm(&creq->req, ctx->chacha);
485 	crypto_skcipher_clear_flags(ctx->chacha, CRYPTO_TFM_REQ_MASK);
486 	crypto_skcipher_set_flags(ctx->chacha, crypto_aead_get_flags(aead) &
488 	return crypto_skcipher_setkey(ctx->chacha, key, keylen);
505 	struct crypto_skcipher *chacha;
513 	chacha = crypto_spawn_skcipher(&ictx->chacha);
514 	if (IS_ERR(chacha)) {
516 		return PTR_ERR(chacha);
519 	ctx->chacha = chacha;
530 		    crypto_skcipher_reqsize(chacha),
543 	crypto_free_skcipher(ctx->chacha);
550 	crypto_drop_skcipher(&ctx->chacha);
561 	struct skcipher_alg_common *chacha;
578 	err = crypto_grab_skcipher(&ctx->chacha, aead_crypto_instance(inst),
582 	chacha = crypto_spawn_skcipher_alg_common(&ctx->chacha);
594 	if (chacha->ivsize != CHACHA_IV_SIZE)
597 	if (chacha->base.cra_blocksize != 1)
602 		     "%s(%s,%s)", name, chacha->base.cra_name,
606 		     "%s(%s,%s)", name, chacha->base.cra_driver_name,
610 	inst->alg.base.cra_priority = (chacha->base.cra_priority +
613 	inst->alg.base.cra_alignmask = chacha->base.cra_alignmask;
617 	inst->alg.chunksize = chacha->chunksize;