21 static char * base64_gen_encode(const unsigned char *src, size_t len,  in base64_gen_encode()  argument
29 	if (len >= SIZE_MAX / 4)  in base64_gen_encode()
31 	olen = len * 4 / 3 + 4; /* 3-byte blocks to 4-byte */  in base64_gen_encode()
35 	if (olen < len)  in base64_gen_encode()
41 	end = src + len;  in base64_gen_encode()
84 static unsigned char * base64_gen_decode(const char *src, size_t len,  in base64_gen_decode()  argument
98 	for (i = 0; i < len; i++) {  in base64_gen_decode()
113 	for (i = 0; i < len + extra_pad; i++) {  in base64_gen_decode()
116 		if (i >= len)  in base64_gen_decode()
165 char * base64_encode(const void *src, size_t len, size_t *out_len)  in base64_encode()  argument
167 	return base64_gen_encode(src, len, out_len, base64_table, 1);  in base64_encode()
171 char * base64_url_encode(const void *src, size_t len, size_t *out_len)  in base64_url_encode()  argument
173 	return base64_gen_encode(src, len, out_len, base64_url_table, 0);  in base64_url_encode()
187 unsigned char * base64_decode(const char *src, size_t len, size_t *out_len)  in base64_decode()  argument
189 	return base64_gen_decode(src, len, out_len, base64_table);  in base64_decode()
193 unsigned char * base64_url_decode(const char *src, size_t len, size_t *out_len)  in base64_url_decode()  argument
195 	return base64_gen_decode(src, len, out_len, base64_url_table);  in base64_url_decode()