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Diffstat (limited to 'networking/udhcp/options.h')
-rw-r--r--networking/udhcp/options.h123
1 files changed, 60 insertions, 63 deletions
diff --git a/networking/udhcp/options.h b/networking/udhcp/options.h
index d18a353d0..87440c30c 100644
--- a/networking/udhcp/options.h
+++ b/networking/udhcp/options.h
@@ -7,7 +7,7 @@
# pragma GCC visibility push(hidden)
#endif
-#define TYPE_MASK 0x0F
+#define TYPE_MASK 0x0F
enum {
OPTION_IP = 1,
@@ -24,8 +24,8 @@ enum {
OPTION_S32
};
-#define OPTION_REQ 0x10 /* have the client request this option */
-#define OPTION_LIST 0x20 /* There can be a list of 1 or more of these */
+#define OPTION_REQ 0x10 /* have the client request this option */
+#define OPTION_LIST 0x20 /* There can be a list of 1 or more of these */
/*****************************************************************/
/* Do not modify below here unless you know what you are doing!! */
@@ -34,67 +34,64 @@ enum {
/* DHCP protocol -- see RFC 2131 */
#define DHCP_MAGIC 0x63825363
-
/* DHCP option codes (partial list) */
-#define DHCP_PADDING 0x00
-#define DHCP_SUBNET 0x01
-#define DHCP_TIME_OFFSET 0x02
-#define DHCP_ROUTER 0x03
-#define DHCP_TIME_SERVER 0x04
-#define DHCP_NAME_SERVER 0x05
-#define DHCP_DNS_SERVER 0x06
-#define DHCP_LOG_SERVER 0x07
-#define DHCP_COOKIE_SERVER 0x08
-#define DHCP_LPR_SERVER 0x09
-#define DHCP_HOST_NAME 0x0c
-#define DHCP_BOOT_SIZE 0x0d
-#define DHCP_DOMAIN_NAME 0x0f
-#define DHCP_SWAP_SERVER 0x10
-#define DHCP_ROOT_PATH 0x11
-#define DHCP_IP_TTL 0x17
-#define DHCP_MTU 0x1a
-#define DHCP_BROADCAST 0x1c
-#define DHCP_NTP_SERVER 0x2a
-#define DHCP_WINS_SERVER 0x2c
-#define DHCP_REQUESTED_IP 0x32
-#define DHCP_LEASE_TIME 0x33
-#define DHCP_OPTION_OVER 0x34
-#define DHCP_MESSAGE_TYPE 0x35
-#define DHCP_SERVER_ID 0x36
-#define DHCP_PARAM_REQ 0x37
-#define DHCP_MESSAGE 0x38
-#define DHCP_MAX_SIZE 0x39
-#define DHCP_T1 0x3a
-#define DHCP_T2 0x3b
-#define DHCP_VENDOR 0x3c
-#define DHCP_CLIENT_ID 0x3d
-#define DHCP_FQDN 0x51
-#define DHCP_END 0xFF
-
-
-#define BOOTREQUEST 1
-#define BOOTREPLY 2
-
-#define ETH_10MB 1
-#define ETH_10MB_LEN 6
-
-#define DHCPDISCOVER 1 /* client -> server */
-#define DHCPOFFER 2 /* client <- server */
-#define DHCPREQUEST 3 /* client -> server */
-#define DHCPDECLINE 4 /* client -> server */
-#define DHCPACK 5 /* client <- server */
-#define DHCPNAK 6 /* client <- server */
-#define DHCPRELEASE 7 /* client -> server */
-#define DHCPINFORM 8 /* client -> server */
-
-#define OPTION_FIELD 0
-#define FILE_FIELD 1
-#define SNAME_FIELD 2
-
-/* miscellaneous defines */
-#define OPT_CODE 0
-#define OPT_LEN 1
-#define OPT_DATA 2
+#define DHCP_PADDING 0x00
+#define DHCP_SUBNET 0x01
+#define DHCP_TIME_OFFSET 0x02
+#define DHCP_ROUTER 0x03
+#define DHCP_TIME_SERVER 0x04
+#define DHCP_NAME_SERVER 0x05
+#define DHCP_DNS_SERVER 0x06
+#define DHCP_LOG_SERVER 0x07
+#define DHCP_COOKIE_SERVER 0x08
+#define DHCP_LPR_SERVER 0x09
+#define DHCP_HOST_NAME 0x0c
+#define DHCP_BOOT_SIZE 0x0d
+#define DHCP_DOMAIN_NAME 0x0f
+#define DHCP_SWAP_SERVER 0x10
+#define DHCP_ROOT_PATH 0x11
+#define DHCP_IP_TTL 0x17
+#define DHCP_MTU 0x1a
+#define DHCP_BROADCAST 0x1c
+#define DHCP_NTP_SERVER 0x2a
+#define DHCP_WINS_SERVER 0x2c
+#define DHCP_REQUESTED_IP 0x32
+#define DHCP_LEASE_TIME 0x33
+#define DHCP_OPTION_OVERLOAD 0x34
+#define DHCP_MESSAGE_TYPE 0x35
+#define DHCP_SERVER_ID 0x36
+#define DHCP_PARAM_REQ 0x37
+#define DHCP_MESSAGE 0x38
+#define DHCP_MAX_SIZE 0x39
+#define DHCP_T1 0x3a
+#define DHCP_T2 0x3b
+#define DHCP_VENDOR 0x3c
+#define DHCP_CLIENT_ID 0x3d
+#define DHCP_FQDN 0x51
+#define DHCP_END 0xFF
+/* Offsets in option byte sequence */
+#define OPT_CODE 0
+#define OPT_LEN 1
+#define OPT_DATA 2
+/* Bits in "overload" option */
+#define OPTION_FIELD 0
+#define FILE_FIELD 1
+#define SNAME_FIELD 2
+
+#define BOOTREQUEST 1
+#define BOOTREPLY 2
+
+#define ETH_10MB 1
+#define ETH_10MB_LEN 6
+
+#define DHCPDISCOVER 1 /* client -> server */
+#define DHCPOFFER 2 /* client <- server */
+#define DHCPREQUEST 3 /* client -> server */
+#define DHCPDECLINE 4 /* client -> server */
+#define DHCPACK 5 /* client <- server */
+#define DHCPNAK 6 /* client <- server */
+#define DHCPRELEASE 7 /* client -> server */
+#define DHCPINFORM 8 /* client -> server */
struct dhcp_option {
uint8_t flags;