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| author | Denys Vlasenko | 2010-03-20 18:06:23 +0100 |
|---|---|---|
| committer | Denys Vlasenko | 2010-03-20 18:06:23 +0100 |
| commit | 87fa216e1e388c537cda2cff126eea816a4135ac (patch) | |
| tree | bfbf5781bd9b33525029c162d59902ac438ea2a4 /networking/udhcp/options.h | |
| parent | 0f62c4d065bc7fa9d3de52a8482bf48ecfd18ecf (diff) | |
| download | busybox-87fa216e1e388c537cda2cff126eea816a4135ac.zip busybox-87fa216e1e388c537cda2cff126eea816a4135ac.tar.gz | |
udhcpc: make it possible to disable vendor id; improve help text
function old new delta
init_packet 135 139 +4
packed_usage 26789 26786 -3
alloc_dhcp_option 67 63 -4
udhcpc_main 2467 2447 -20
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/3 up/down: 4/-27) Total: -23 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'networking/udhcp/options.h')
| -rw-r--r-- | networking/udhcp/options.h | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/networking/udhcp/options.h b/networking/udhcp/options.h index 2d9c15f..75087fa 100644 --- a/networking/udhcp/options.h +++ b/networking/udhcp/options.h @@ -46,9 +46,9 @@ enum { #define DHCP_LOG_SERVER 0x07 //#define DHCP_COOKIE_SERVER 0x08 /* "quote of the day" server */ #define DHCP_LPR_SERVER 0x09 -#define DHCP_HOST_NAME 0x0c +#define DHCP_HOST_NAME 0x0c /* either client informs server or server gives name to client */ #define DHCP_BOOT_SIZE 0x0d -#define DHCP_DOMAIN_NAME 0x0f +#define DHCP_DOMAIN_NAME 0x0f /* server gives domain suffix */ #define DHCP_SWAP_SERVER 0x10 #define DHCP_ROOT_PATH 0x11 #define DHCP_IP_TTL 0x17 @@ -61,14 +61,14 @@ enum { #define DHCP_OPTION_OVERLOAD 0x34 #define DHCP_MESSAGE_TYPE 0x35 #define DHCP_SERVER_ID 0x36 /* by default server's IP */ -#define DHCP_PARAM_REQ 0x37 +#define DHCP_PARAM_REQ 0x37 /* list of options client wants */ #define DHCP_MESSAGE 0x38 /* error message when sending NAK etc */ #define DHCP_MAX_SIZE 0x39 //#define DHCP_T1 0x3a //#define DHCP_T2 0x3b -#define DHCP_VENDOR 0x3c /* client's vendor */ -#define DHCP_CLIENT_ID 0x3d /* by default client's MAC addr */ -#define DHCP_FQDN 0x51 +#define DHCP_VENDOR 0x3c /* client's vendor (a string) */ +#define DHCP_CLIENT_ID 0x3d /* by default client's MAC addr, but may be arbitrarily long */ +#define DHCP_FQDN 0x51 /* client asks to update DNS to map its FQDN to its new IP */ #define DHCP_STATIC_ROUTES 0x79 #define DHCP_END 0xFF /* Offsets in option byte sequence */ |