linux/crypto/chacha20poly1305.c

103 	struct chacha_req *creq = &rctx->u.chacha;
110 	chacha_iv(creq->iv, req, 1);
117 	skcipher_request_set_callback(&creq->req, rctx->flags,
119 	skcipher_request_set_tfm(&creq->req, ctx->chacha);
120 	skcipher_request_set_crypt(&creq->req, src, dst,
121 				   rctx->cryptlen, creq->iv);
122 	err = crypto_skcipher_decrypt(&creq->req);
207 	struct chacha_req *creq = &rctx->u.chacha;
219 	sg_init_one(creq->src, rctx->key, sizeof(rctx->key));
221 	chacha_iv(creq->iv, req, 0);
223 	skcipher_request_set_callback(&creq->req, rctx->flags,
225 	skcipher_request_set_tfm(&creq->req, ctx->chacha);
226 	skcipher_request_set_crypt(&creq->req, creq->src, creq->src,
227 				   POLY1305_KEY_SIZE, creq->iv);
229 	err = crypto_skcipher_decrypt(&creq->req);
245 	struct chacha_req *creq = &rctx->u.chacha;
252 	chacha_iv(creq->iv, req, 1);
259 	skcipher_request_set_callback(&creq->req, rctx->flags,
261 	skcipher_request_set_tfm(&creq->req, ctx->chacha);
262 	skcipher_request_set_crypt(&creq->req, src, dst,
263 				   req->cryptlen, creq->iv);
264 	err = crypto_skcipher_encrypt(&creq->req);