60 	unsigned int counter[CHACHA_CTR_SIZE / 4];  in ossl_chacha20()  local
75 	crypto_read_iv(crp, counter);  in ossl_chacha20()
76 	for (i = 0; i < nitems(counter); i++)  in ossl_chacha20()
77 		counter[i] = le32toh(counter[i]);  in ossl_chacha20()
112 		next_counter = counter[0] + todo / CHACHA_BLK_SIZE;  in ossl_chacha20()
113 		if (next_counter < counter[0]) {  in ossl_chacha20()
118 		ChaCha20_ctr32(out, in, todo, key, counter);  in ossl_chacha20()
120 		counter[0] = next_counter;  in ossl_chacha20()
121 		if (counter[0] == 0)  in ossl_chacha20()
122 			counter[1]++;  in ossl_chacha20()
145 		ChaCha20_ctr32(block, block, CHACHA_BLK_SIZE, key, counter);  in ossl_chacha20()
150 	explicit_bzero(counter, sizeof(counter));  in ossl_chacha20()
160 	unsigned int counter[CHACHA_CTR_SIZE / 4];  in ossl_chacha20_poly1305_encrypt()  local
178 	memset(counter, 0, sizeof(counter));  in ossl_chacha20_poly1305_encrypt()
179 	crypto_read_iv(crp, counter + (CHACHA_CTR_SIZE - csp->csp_ivlen) / 4);  in ossl_chacha20_poly1305_encrypt()
180 	for (i = 1; i < nitems(counter); i++)  in ossl_chacha20_poly1305_encrypt()
181 		counter[i] = le32toh(counter[i]);  in ossl_chacha20_poly1305_encrypt()
184 	counter[0] = 0;  in ossl_chacha20_poly1305_encrypt()
187 	ChaCha20_ctr32(block, block, sizeof(block), key, counter);  in ossl_chacha20_poly1305_encrypt()
204 	counter[0] = 1;  in ossl_chacha20_poly1305_encrypt()
240 		next_counter = counter[0] + todo / CHACHA_BLK_SIZE;  in ossl_chacha20_poly1305_encrypt()
241 		if (csp->csp_ivlen == 8 && next_counter < counter[0]) {  in ossl_chacha20_poly1305_encrypt()
246 		ChaCha20_ctr32(out, in, todo, key, counter);  in ossl_chacha20_poly1305_encrypt()
249 		counter[0] = next_counter;  in ossl_chacha20_poly1305_encrypt()
250 		if (csp->csp_ivlen == 8 && counter[0] == 0)  in ossl_chacha20_poly1305_encrypt()
251 			counter[1]++;  in ossl_chacha20_poly1305_encrypt()
274 		ChaCha20_ctr32(block, block, CHACHA_BLK_SIZE, key, counter);  in ossl_chacha20_poly1305_encrypt()
295 	explicit_bzero(counter, sizeof(counter));  in ossl_chacha20_poly1305_encrypt()
306 	unsigned int counter[CHACHA_CTR_SIZE / 4];  in ossl_chacha20_poly1305_decrypt()  local
325 	memset(counter, 0, sizeof(counter));  in ossl_chacha20_poly1305_decrypt()
326 	crypto_read_iv(crp, counter + (CHACHA_CTR_SIZE - csp->csp_ivlen) / 4);  in ossl_chacha20_poly1305_decrypt()
327 	for (i = 1; i < nitems(counter); i++)  in ossl_chacha20_poly1305_decrypt()
328 		counter[i] = le32toh(counter[i]);  in ossl_chacha20_poly1305_decrypt()
331 	counter[0] = 0;  in ossl_chacha20_poly1305_decrypt()
334 	ChaCha20_ctr32(block, block, sizeof(block), key, counter);  in ossl_chacha20_poly1305_decrypt()
374 	counter[0] = 1;  in ossl_chacha20_poly1305_decrypt()
409 		next_counter = counter[0] + todo / CHACHA_BLK_SIZE;  in ossl_chacha20_poly1305_decrypt()
410 		if (csp->csp_ivlen == 8 && next_counter < counter[0]) {  in ossl_chacha20_poly1305_decrypt()
415 		ChaCha20_ctr32(out, in, todo, key, counter);  in ossl_chacha20_poly1305_decrypt()
417 		counter[0] = next_counter;  in ossl_chacha20_poly1305_decrypt()
418 		if (csp->csp_ivlen == 8 && counter[0] == 0)  in ossl_chacha20_poly1305_decrypt()
419 			counter[1]++;  in ossl_chacha20_poly1305_decrypt()
442 		ChaCha20_ctr32(block, block, CHACHA_BLK_SIZE, key, counter);  in ossl_chacha20_poly1305_decrypt()
451 	explicit_bzero(counter, sizeof(counter));  in ossl_chacha20_poly1305_decrypt()