X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Flibsystemd-network%2Fdhcp-protocol.h;h=abca9422c5c1281d3f4f53b1326c7c786c88a287;hb=820aced6f6067a6b7c57b7d36e44f64378870cbf;hp=8cbd98e4ecef9c2a2f13ef5edc75a6cbf5aec4f8;hpb=e1ea665edac17d75fce01b72dadfa3211b60df2c;p=elogind.git

diff --git a/src/libsystemd-network/dhcp-protocol.h b/src/libsystemd-network/dhcp-protocol.h
index 8cbd98e4e..abca9422c 100644
--- a/src/libsystemd-network/dhcp-protocol.h
+++ b/src/libsystemd-network/dhcp-protocol.h
@@ -60,7 +60,8 @@ 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))
-#define DHCP_MIN_OPTIONS_SIZE   308 /* spec says 312, but that includes the magic cookie */
+#define DHCP_DEFAULT_MIN_SIZE   576 /* the minimum internet hosts must be able to receive */
+#define DHCP_MIN_OPTIONS_SIZE   DHCP_DEFAULT_MIN_SIZE - DHCP_IP_UDP_SIZE - DHCP_MESSAGE_SIZE
 #define DHCP_MAGIC_COOKIE       (uint32_t)(0x63825363)
 
 enum {
@@ -95,6 +96,8 @@ enum {
         DHCP_ACK                                = 5,
         DHCP_NAK                                = 6,
         DHCP_RELEASE                            = 7,
+        DHCP_INFORM                             = 8,
+        DHCP_FORCERENEW                         = 9,
 };
 
 enum {
@@ -131,6 +134,7 @@ enum {
         DHCP_OPTION_MAXIMUM_MESSAGE_SIZE        = 57,
         DHCP_OPTION_RENEWAL_T1_TIME             = 58,
         DHCP_OPTION_REBINDING_T2_TIME           = 59,
+        DHCP_OPTION_VENDOR_CLASS_IDENTIFIER     = 60,
         DHCP_OPTION_CLIENT_IDENTIFIER           = 61,
         DHCP_OPTION_CLASSLESS_STATIC_ROUTE      = 121,
         DHCP_OPTION_END                         = 255,