1 // SPDX-License-Identifier: BSD-2-Clause
4  * Copyright (c) 2014, STMicroelectronics International N.V.
18 	size_t n = 0;  in base64_enc()  local
22 	n = base64_enc_len(dlen);  in base64_enc()
23 	if (*blen < n) {  in base64_enc()
24 		*blen = n;  in base64_enc()
28 	for (n = 0; n < dlen; n += 3) {  in base64_enc()
31 		igrp = d[n];  in base64_enc()
34 		if ((n + 1) < dlen)  in base64_enc()
35 			igrp |= d[n + 1];  in base64_enc()
38 		if ((n + 2) < dlen)  in base64_enc()
39 			igrp |= d[n + 2];  in base64_enc()
43 		if ((n + 1) < dlen)  in base64_enc()
47 		if ((n + 2) < dlen)  in base64_enc()
62 	size_t n = 0;  in get_idx()  local
64 	for (n = 0; base64_table[n] != '\0'; n++) {  in get_idx()
65 		if (ch == base64_table[n]) {  in get_idx()
66 			*idx = n;  in get_idx()
76 	size_t n = 0;  in base64_dec()  local
83 	for (n = 0; n < size && data[n] != '\0'; n++) {  in base64_dec()
84 		if (data[n] == '=')  in base64_dec()
87 		if (!get_idx(data[n], &idx))  in base64_dec()