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-rw-r--r--networking/udhcp/Config.src8
-rw-r--r--networking/udhcp/common.c8
-rw-r--r--networking/udhcp/common.h2
3 files changed, 18 insertions, 0 deletions
diff --git a/networking/udhcp/Config.src b/networking/udhcp/Config.src
index 9cd8cbbae..6bfa398ea 100644
--- a/networking/udhcp/Config.src
+++ b/networking/udhcp/Config.src
@@ -113,6 +113,14 @@ config FEATURE_UDHCP_RFC3397
search lists via option 119, specified in RFC 3397,
and SIP servers option 120, specified in RFC 3361.
+config FEATURE_UDHCP_8021Q
+ bool "Support for 802.1Q VLAN parameters"
+ default y
+ depends on UDHCPD || UDHCPC
+ help
+ If selected, both client and server will support passing of VLAN
+ ID and priority via options 132 and 133 as per 802.1Q.
+
config UDHCPC_DEFAULT_SCRIPT
string "Absolute path to config script"
default "/usr/share/udhcpc/default.script"
diff --git a/networking/udhcp/common.c b/networking/udhcp/common.c
index 0a60261ab..70e34614c 100644
--- a/networking/udhcp/common.c
+++ b/networking/udhcp/common.c
@@ -55,6 +55,10 @@ const struct dhcp_optflag dhcp_optflags[] = {
{ OPTION_SIP_SERVERS , 0x78 }, /* DHCP_SIP_SERVERS */
#endif
{ OPTION_STATIC_ROUTES , 0x79 }, /* DHCP_STATIC_ROUTES */
+#if ENABLE_FEATURE_UDHCP_8021Q
+ { OPTION_U16 , 0x84 }, /* DHCP_VLAN_ID */
+ { OPTION_U8 , 0x85 }, /* DHCP_VLAN_PRIORITY */
+#endif
{ OPTION_STATIC_ROUTES , 0xf9 }, /* DHCP_MS_STATIC_ROUTES */
{ OPTION_STRING , 0xfc }, /* DHCP_WPAD */
@@ -118,6 +122,10 @@ const char dhcp_option_strings[] ALIGN1 =
// doesn't work in udhcpd.conf since OPTION_STATIC_ROUTES
// is not handled yet by "string->option" conversion code:
"staticroutes" "\0"/* DHCP_STATIC_ROUTES */
+#if ENABLE_FEATURE_UDHCP_8021Q
+ "vlanid" "\0" /* DHCP_VLAN_ID */
+ "vlanpriority" "\0"/* DHCP_VLAN_PRIORITY */
+#endif
"msstaticroutes""\0"/* DHCP_MS_STATIC_ROUTES */
"wpad" "\0" /* DHCP_WPAD */
;
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