diff options
Diffstat (limited to 'networking/udhcp/clientpacket.c')
| -rw-r--r-- | networking/udhcp/clientpacket.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/networking/udhcp/clientpacket.c b/networking/udhcp/clientpacket.c index 406fe34..54f3f0e 100644 --- a/networking/udhcp/clientpacket.c +++ b/networking/udhcp/clientpacket.c @@ -57,13 +57,18 @@ static void init_packet(struct dhcpMessage *packet, char type) * goes towards the head of the packet. */ static void add_requests(struct dhcpMessage *packet) { + uint8_t c; int end = end_option(packet->options); int i, len = 0; packet->options[end + OPT_CODE] = DHCP_PARAM_REQ; - for (i = 0; dhcp_options[i].code; i++) - if (dhcp_options[i].flags & OPTION_REQ) - packet->options[end + OPT_DATA + len++] = dhcp_options[i].code; + for (i = 0; (c = dhcp_options[i].code) != 0; i++) { + if (dhcp_options[i].flags & OPTION_REQ + || (client_config.opt_mask[c >> 3] & (1 << (c & 7))) + ) { + packet->options[end + OPT_DATA + len++] = c; + } + } packet->options[end + OPT_LEN] = len; packet->options[end + OPT_DATA + len] = DHCP_END; |