udhcp: add FEATURE_UDHCP_8021Q option

function                                             old     new   delta
dhcp_option_strings                                  217     237     +20
dhcp_optflags                                         64      68      +4

Signed-off-by: Nigel Hathaway <Nigel.Hathaway@ubiquisys.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/networking/udhcp/common.h b/networking/udhcp/common.h
index f8f18ff01..ad6991c94 100644
--- a/networking/udhcp/common.h
+++ b/networking/udhcp/common.h
@@ -145,6 +145,8 @@ enum {
 //#define DHCP_DOMAIN_SEARCH    0x77 /* RFC 3397. set of ASCIZ string, DNS-style compressed */
 //#define DHCP_SIP_SERVERS      0x78 /* RFC 3361. flag byte, then: 0: domain names, 1: IP addrs */
 //#define DHCP_STATIC_ROUTES    0x79 /* RFC 3442. (mask,ip,router) tuples */
+#define DHCP_VLAN_ID            0x84 /* 802.1P VLAN ID */
+#define DHCP_VLAN_PRIORITY      0x85 /* 802.1Q VLAN priority */
 //#define DHCP_MS_STATIC_ROUTES 0xf9 /* Microsoft's pre-RFC 3442 code for 0x79? */
 //#define DHCP_WPAD             0xfc /* MSIE's Web Proxy Autodiscovery Protocol */
 #define DHCP_END                0xff