223         unaligned_write_be16(*buf + offsetof(DHCP6Option, len), optlen);  in option_append_hdr()
335         uint16_t len;  in dhcp6_option_append_ia()  local
348                 len = sizeof(struct ia_header);  in dhcp6_option_append_ia()
355                 len = sizeof(header.id); /* IA_TA does not have lifetime. */  in dhcp6_option_append_ia()
365         if (*buflen < offsetof(DHCP6Option, data) + len)  in dhcp6_option_append_ia()
375         *buf = mempcpy(*buf, &header, len);  in dhcp6_option_append_ia()
376         *buflen -= len;  in dhcp6_option_append_ia()
386                 len += r;  in dhcp6_option_append_ia()
389         return option_append_hdr(&ia_hdr, &ia_buflen, ia->type, len);  in dhcp6_option_append_ia()
429                 size_t len = strlen(*s);  in dhcp6_option_append_user_class()  local
432                 if (len > 0xffff || len == 0)  in dhcp6_option_append_user_class()
434                 q = realloc(p, total + len + 2);  in dhcp6_option_append_user_class()
440                 unaligned_write_be16(&p[offset], len);  in dhcp6_option_append_user_class()
441                 memcpy(&p[offset + 2], *s, len);  in dhcp6_option_append_user_class()
443                 offset += 2 + len;  in dhcp6_option_append_user_class()
444                 total += 2 + len;  in dhcp6_option_append_user_class()
470                 size_t len = strlen(*s);  in dhcp6_option_append_vendor_class()  local
473                 if (len > UINT16_MAX || len == 0)  in dhcp6_option_append_vendor_class()
476                 q = realloc(p, total + len + 2);  in dhcp6_option_append_vendor_class()
482                 unaligned_write_be16(&p[offset], len);  in dhcp6_option_append_vendor_class()
483                 memcpy(&p[offset + 2], *s, len);  in dhcp6_option_append_vendor_class()
485                 offset += 2 + len;  in dhcp6_option_append_vendor_class()
486                 total += 2 + len;  in dhcp6_option_append_vendor_class()
500         size_t len;  in dhcp6_option_parse()  local
514         len = unaligned_read_be16(buf + *offset + offsetof(DHCP6Option, len));  in dhcp6_option_parse()
516         if (len > buflen - offsetof(DHCP6Option, data) - *offset)  in dhcp6_option_parse()
520         *ret_option_data_len = len;  in dhcp6_option_parse()
522         *offset += offsetof(DHCP6Option, data) + len;  in dhcp6_option_parse()
588 …p6_option_parse_ia_address(sd_dhcp6_client *client, DHCP6IA *ia, const uint8_t *data, size_t len) {  in dhcp6_option_parse_ia_address()  argument
594         assert(data || len == 0);  in dhcp6_option_parse_ia_address()
600         if (len < sizeof(struct iaaddr))  in dhcp6_option_parse_ia_address()
621         if (len > sizeof(struct iaaddr)) {  in dhcp6_option_parse_ia_address()
622 …r = dhcp6_option_parse_ia_options(client, data + sizeof(struct iaaddr), len - sizeof(struct iaaddr…  in dhcp6_option_parse_ia_address()
631 …6_option_parse_ia_pdprefix(sd_dhcp6_client *client, DHCP6IA *ia, const uint8_t *data, size_t len) {  in dhcp6_option_parse_ia_pdprefix()  argument
637         assert(data || len == 0);  in dhcp6_option_parse_ia_pdprefix()
643         if (len < sizeof(struct iapdprefix))  in dhcp6_option_parse_ia_pdprefix()
664         if (len > sizeof(struct iapdprefix)) {  in dhcp6_option_parse_ia_pdprefix()
665 …r = dhcp6_option_parse_ia_options(client, data + sizeof(struct iapdprefix), len - sizeof(struct ia…  in dhcp6_option_parse_ia_pdprefix()
822 static int parse_domain(const uint8_t **data, size_t *len, char **ret) {  in parse_domain()  argument
830         assert(len);  in parse_domain()
834         optlen = *len;  in parse_domain()
885         *len = optlen;  in parse_domain()