xnu-7195.101.1.tar.gz

[apple/xnu.git] / bsd / netinet / dhcp.h

diff --git a/bsd/netinet/dhcp.h b/bsd/netinet/dhcp.h
index f9ea9bdbcd3dc27e087be26663993238ac10805b..5ab4ab0955e7eb6f443fbdea81e5b988b137f179 100644 (file)
--- a/bsd/netinet/dhcp.h
+++ b/bsd/netinet/dhcp.h
@@ -1,22 +1,24 @@
-

 #ifndef _NETINET_DHCP_H
 #define _NETINET_DHCP_H
 #include <sys/appleapiopts.h>
 
 /*
 #ifndef _NETINET_DHCP_H
 #define _NETINET_DHCP_H
 #include <sys/appleapiopts.h>
 
 /*

- * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 1999-2007 Apple Inc. All rights reserved.
+ *
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@

  *
  *

- * @APPLE_LICENSE_HEADER_START@
- * 
- * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
- * 

  * This file contains Original Code and/or Modifications of Original Code
  * as defined in and that are subject to the Apple Public Source License
  * Version 2.0 (the 'License'). You may not use this file except in
  * This file contains Original Code and/or Modifications of Original Code
  * as defined in and that are subject to the Apple Public Source License
  * Version 2.0 (the 'License'). You may not use this file except in

- * compliance with the License. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
- * file.
- * 
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
+ *
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this file.
+ *

  * The Original Code and all software distributed under the License are
  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  * The Original Code and all software distributed under the License are
  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,


@@ -24,8 +26,8 @@
  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  * Please see the License for the specific language governing rights and
  * limitations under the License.
  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  * Please see the License for the specific language governing rights and
  * limitations under the License.

- * 
- * @APPLE_LICENSE_HEADER_END@
+ *
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@

  */
 /*
  * dhcp.h
  */
 /*
  * dhcp.h


@@ -38,52 +40,67 @@
 #include <netinet/udp.h>
 
 struct dhcp {
 #include <netinet/udp.h>
 
 struct dhcp {

-    u_char             dp_op;          /* packet opcode type */
-    u_char             dp_htype;       /* hardware addr type */
-    u_char             dp_hlen;        /* hardware addr length */
-    u_char             dp_hops;        /* gateway hops */
-    u_int32_t          dp_xid;         /* transaction ID */
-    u_int16_t          dp_secs;        /* seconds since boot began */  
-    u_int16_t          dp_flags;       /* flags */
-    struct in_addr     dp_ciaddr;      /* client IP address */
-    struct in_addr     dp_yiaddr;      /* 'your' IP address */
-    struct in_addr     dp_siaddr;      /* server IP address */
-    struct in_addr     dp_giaddr;      /* gateway IP address */
-    u_char             dp_chaddr[16];  /* client hardware address */
-    u_char             dp_sname[64];   /* server host name */
-    u_char             dp_file[128];   /* boot file name */
-    u_char             dp_options[0];  /* variable-length options field */
+       u_char              dp_op;      /* packet opcode type */
+       u_char              dp_htype;   /* hardware addr type */
+       u_char              dp_hlen;    /* hardware addr length */
+       u_char              dp_hops;    /* gateway hops */
+       u_int32_t           dp_xid;     /* transaction ID */
+       u_int16_t           dp_secs;    /* seconds since boot began */
+       u_int16_t           dp_flags;   /* flags */
+       struct in_addr      dp_ciaddr;  /* client IP address */
+       struct in_addr      dp_yiaddr;  /* 'your' IP address */
+       struct in_addr      dp_siaddr;  /* server IP address */
+       struct in_addr      dp_giaddr;  /* gateway IP address */
+       u_char              dp_chaddr[16];/* client hardware address */
+       u_char              dp_sname[64];/* server host name */
+       u_char              dp_file[128];/* boot file name */
+       u_char              dp_options[0];/* variable-length options field */

 };
 
 struct dhcp_packet {
 };
 
 struct dhcp_packet {

-    struct ip          ip;
-    struct udphdr      udp;
-    struct dhcp        dhcp;
+       struct ip           ip;
+       struct udphdr       udp;
+       struct dhcp         dhcp;

 };
 
 };
 

-#define DHCP_PACKET_OPTIONS_MIN        312
-#define DHCP_PACKET_MIN                (sizeof(struct dhcp) + DHCP_PACKET_OPTIONS_MIN)
+#define DHCP_OPTIONS_MIN        312
+#define DHCP_PACKET_MIN         (sizeof(struct dhcp_packet) + DHCP_OPTIONS_MIN)
+#define DHCP_PAYLOAD_MIN        (sizeof(struct dhcp) + DHCP_OPTIONS_MIN)

 
 /* dhcp message types */
 
 /* dhcp message types */

-#define DHCPDISCOVER   1
-#define DHCPOFFER      2
-#define DHCPREQUEST    3
-#define DHCPDECLINE    4
-#define DHCPACK                5
-#define DHCPNAK                6
-#define DHCPRELEASE    7
-#define DHCPINFORM     8
+#define DHCPDISCOVER    1
+#define DHCPOFFER       2
+#define DHCPREQUEST     3
+#define DHCPDECLINE     4
+#define DHCPACK         5
+#define DHCPNAK         6
+#define DHCPRELEASE     7
+#define DHCPINFORM      8
+
+enum {
+       dhcp_msgtype_none_e         = 0,
+       dhcp_msgtype_discover_e     = DHCPDISCOVER,
+       dhcp_msgtype_offer_e        = DHCPOFFER,
+       dhcp_msgtype_request_e      = DHCPREQUEST,
+       dhcp_msgtype_decline_e      = DHCPDECLINE,
+       dhcp_msgtype_ack_e          = DHCPACK,
+       dhcp_msgtype_nak_e          = DHCPNAK,
+       dhcp_msgtype_release_e      = DHCPRELEASE,
+       dhcp_msgtype_inform_e       = DHCPINFORM,
+};
+
+typedef uint8_t dhcp_msgtype_t;

 
 

-typedef int32_t                        dhcp_time_secs_t; /* absolute time */
-typedef int32_t                        dhcp_lease_t;     /* relative time */
-#define dhcp_time_hton         htonl
-#define dhcp_time_ntoh         ntohl
-#define dhcp_lease_hton                htonl
-#define dhcp_lease_ntoh                ntohl   
+typedef int32_t                 dhcp_time_secs_t; /* absolute time */
+typedef int32_t                 dhcp_lease_t;     /* relative time */
+#define dhcp_time_hton          htonl
+#define dhcp_time_ntoh          ntohl
+#define dhcp_lease_hton         htonl
+#define dhcp_lease_ntoh         ntohl

 
 

-#define DHCP_INFINITE_LEASE    ((dhcp_lease_t)-1)
-#define DHCP_INFINITE_TIME     ((dhcp_time_secs_t)-1)
+#define DHCP_INFINITE_LEASE     ((dhcp_lease_t)-1)
+#define DHCP_INFINITE_TIME      ((dhcp_time_secs_t)-1)

 
 

-#define DHCP_FLAGS_BROADCAST   ((u_short)0x0001)
+#define DHCP_FLAGS_BROADCAST    ((u_int16_t)0x8000)

 
 #endif /* _NETINET_DHCP_H */
 
 #endif /* _NETINET_DHCP_H */