62 	struct crypto_buffer_cursor cc_in, cc_out;  in ossl_chacha20()  local
84 		crypto_cursor_init(&cc_out, &crp->crp_obuf);  in ossl_chacha20()
85 		crypto_cursor_advance(&cc_out, crp->crp_payload_output_start);  in ossl_chacha20()
87 		cc_out = cc_in;  in ossl_chacha20()
88 	outseg = crypto_cursor_segment(&cc_out, &outlen);  in ossl_chacha20()
125 			crypto_cursor_copyback(&cc_out, CHACHA_BLK_SIZE, block);  in ossl_chacha20()
126 			outseg = crypto_cursor_segment(&cc_out, &outlen);  in ossl_chacha20()
128 			crypto_cursor_advance(&cc_out, todo);  in ossl_chacha20()
146 		crypto_cursor_copyback(&cc_out, resid, block);  in ossl_chacha20()
164 	struct crypto_buffer_cursor cc_in, cc_out;  in ossl_chacha20_poly1305_encrypt()  local
212 		crypto_cursor_init(&cc_out, &crp->crp_obuf);  in ossl_chacha20_poly1305_encrypt()
213 		crypto_cursor_advance(&cc_out, crp->crp_payload_output_start);  in ossl_chacha20_poly1305_encrypt()
215 		cc_out = cc_in;  in ossl_chacha20_poly1305_encrypt()
216 	outseg = crypto_cursor_segment(&cc_out, &outlen);  in ossl_chacha20_poly1305_encrypt()
254 			crypto_cursor_copyback(&cc_out, CHACHA_BLK_SIZE, block);  in ossl_chacha20_poly1305_encrypt()
255 			outseg = crypto_cursor_segment(&cc_out, &outlen);  in ossl_chacha20_poly1305_encrypt()
257 			crypto_cursor_advance(&cc_out, todo);  in ossl_chacha20_poly1305_encrypt()
275 		crypto_cursor_copyback(&cc_out, resid, block);  in ossl_chacha20_poly1305_encrypt()
310 	struct crypto_buffer_cursor cc_in, cc_out;  in ossl_chacha20_poly1305_decrypt()  local
381 		crypto_cursor_init(&cc_out, &crp->crp_obuf);  in ossl_chacha20_poly1305_decrypt()
382 		crypto_cursor_advance(&cc_out, crp->crp_payload_output_start);  in ossl_chacha20_poly1305_decrypt()
384 		cc_out = cc_in;  in ossl_chacha20_poly1305_decrypt()
385 	outseg = crypto_cursor_segment(&cc_out, &outlen);  in ossl_chacha20_poly1305_decrypt()
422 			crypto_cursor_copyback(&cc_out, CHACHA_BLK_SIZE, block);  in ossl_chacha20_poly1305_decrypt()
423 			outseg = crypto_cursor_segment(&cc_out, &outlen);  in ossl_chacha20_poly1305_decrypt()
425 			crypto_cursor_advance(&cc_out, todo);  in ossl_chacha20_poly1305_decrypt()
443 		crypto_cursor_copyback(&cc_out, resid, block);  in ossl_chacha20_poly1305_decrypt()