From 33c281465a9411f42b76a4f884afcae4b7d89545 Mon Sep 17 00:00:00 2001 From: Ted Lemon Date: Tue, 24 Apr 2001 00:50:38 +0000 Subject: [PATCH] Put offsets into packet into comments. --- includes/dhcp.h | 30 +++++++++++++++--------------- 1 file changed, 15 insertions(+), 15 deletions(-) diff --git a/includes/dhcp.h b/includes/dhcp.h index f6cc11ac1..382acde53 100644 --- a/includes/dhcp.h +++ b/includes/dhcp.h @@ -55,22 +55,22 @@ #define DHCP_MIN_LEN 548 struct dhcp_packet { - u_int8_t op; /* Message opcode/type */ - u_int8_t htype; /* Hardware addr type (see net/if_types.h) */ - u_int8_t hlen; /* Hardware addr length */ - u_int8_t hops; /* Number of relay agent hops from client */ - u_int32_t xid; /* Transaction ID */ - u_int16_t secs; /* Seconds since client started looking */ - u_int16_t flags; /* Flag bits */ - struct in_addr ciaddr; /* Client IP address (if already in use) */ - struct in_addr yiaddr; /* Client IP address */ - struct in_addr siaddr; /* IP address of next server to talk to */ - struct in_addr giaddr; /* DHCP relay agent IP address */ - unsigned char chaddr [16]; /* Client hardware address */ - char sname [DHCP_SNAME_LEN]; /* Server name */ - char file [DHCP_FILE_LEN]; /* Boot filename */ + u_int8_t op; /* 0: Message opcode/type */ + u_int8_t htype; /* 1: Hardware addr type (net/if_types.h) */ + u_int8_t hlen; /* 2: Hardware addr length */ + u_int8_t hops; /* 3: Number of relay agent hops from client */ + u_int32_t xid; /* 4: Transaction ID */ + u_int16_t secs; /* 8: Seconds since client started looking */ + u_int16_t flags; /* 10: Flag bits */ + struct in_addr ciaddr; /* 12: Client IP address (if already in use) */ + struct in_addr yiaddr; /* 16: Client IP address */ + struct in_addr siaddr; /* 18: IP address of next server to talk to */ + struct in_addr giaddr; /* 20: DHCP relay agent IP address */ + unsigned char chaddr [16]; /* 24: Client hardware address */ + char sname [DHCP_SNAME_LEN]; /* 40: Server name */ + char file [DHCP_FILE_LEN]; /* 104: Boot filename */ unsigned char options [DHCP_OPTION_LEN]; - /* Optional parameters + /* 212: Optional parameters (actual length dependent on MTU). */ }; -- 2.47.2