-
#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@
+ *
+ * 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. 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.
*
- * @APPLE_LICENSE_HEADER_START@
- *
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License"). You may not use this file except in compliance with the
- * License. Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
- *
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * 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,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
- * License for the specific language governing rights and limitations
- * under the License.
- *
- * @APPLE_LICENSE_HEADER_END@
+ * 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_OSREFERENCE_LICENSE_HEADER_END@
*/
/*
* dhcp.h
#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 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 */
-#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 */