X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Flibsystemd-dhcp%2Fdhcp-protocol.h;h=f5f490d8b918a178a16de864b7f779e1e1d7b742;hb=564ba3b0efbcaf8d5881dbfb80d3c0b174ccaba5;hp=fa077fbf4061cbcfc4bf3ffce4b87b4bf2ceb37a;hpb=46a66b794a00e0f34981ac25dbf2eae2423b6215;p=elogind.git

diff --git a/src/libsystemd-dhcp/dhcp-protocol.h b/src/libsystemd-dhcp/dhcp-protocol.h
index fa077fbf4..f5f490d8b 100644
--- a/src/libsystemd-dhcp/dhcp-protocol.h
+++ b/src/libsystemd-dhcp/dhcp-protocol.h
@@ -55,6 +55,10 @@ struct DHCPPacket {
 
 typedef struct DHCPPacket DHCPPacket;
 
+#define DHCP_IP_SIZE            (int32_t)(sizeof(struct iphdr))
+#define DHCP_IP_UDP_SIZE        (int32_t)(sizeof(struct udphdr) + DHCP_IP_SIZE)
+#define DHCP_MESSAGE_SIZE       (int32_t)(sizeof(DHCPMessage))
+
 enum {
         DHCP_PORT_SERVER                        = 67,
         DHCP_PORT_CLIENT                        = 68,
@@ -102,9 +106,12 @@ enum {
         DHCP_OPTION_DOMAIN_NAME                 = 15,
         DHCP_OPTION_NTP_SERVER                  = 42,
         DHCP_OPTION_REQUESTED_IP_ADDRESS        = 50,
+        DHCP_OPTION_IP_ADDRESS_LEASE_TIME       = 51,
         DHCP_OPTION_OVERLOAD                    = 52,
         DHCP_OPTION_MESSAGE_TYPE                = 53,
+        DHCP_OPTION_SERVER_IDENTIFIER           = 54,
         DHCP_OPTION_PARAMETER_REQUEST_LIST      = 55,
+        DHCP_OPTION_MAXIMUM_MESSAGE_SIZE        = 57,
         DHCP_OPTION_CLIENT_IDENTIFIER           = 61,
         DHCP_OPTION_END                         = 255,
 };