/*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
*
- * @APPLE_LICENSE_HEADER_START@
+ * @APPLE_OSREFERENCE_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 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.
*
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * 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,
* 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.
+ * 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@
*/
/*
* Copyright (c) 1990, 1991, 1993
* @(#)bpf.h 8.1 (Berkeley) 6/10/93
* @(#)bpf.h 1.34 (LBL) 6/16/96
*
+ * $FreeBSD: src/sys/net/bpf.h,v 1.21.2.3 2001/08/01 00:23:13 fenner Exp $
*/
#ifndef _NET_BPF_H_
#define _NET_BPF_H_
+#include <sys/appleapiopts.h>
+#include <sys/types.h>
+#include <sys/time.h>
+#include <sys/cdefs.h>
+
+#ifdef KERNEL
+#include <sys/kernel_types.h>
+#endif
/* BSD style release date */
#define BPF_RELEASE 199606
#define BPF_WORDALIGN(x) (((x)+(BPF_ALIGNMENT-1))&~(BPF_ALIGNMENT-1))
#define BPF_MAXINSNS 512
-#define BPF_MAXBUFSIZE 0x8000
+#define BPF_MAXBUFSIZE 0x80000
#define BPF_MINBUFSIZE 32
-
/*
* Structure for BIOCSETF.
*/
struct bpf_insn *bf_insns;
};
+#ifdef KERNEL
+/* LP64 version of bpf_program. all pointers
+ * grow when we're dealing with a 64-bit process.
+ * WARNING - keep in sync with bpf_program
+ */
+struct user_bpf_program {
+ u_int bf_len;
+ user_addr_t bf_insns __attribute__((aligned(8)));
+};
+
+#endif // KERNEL
+
/*
* Struct returned by BIOCGSTATS.
*/
#define BIOCVERSION _IOR('B',113, struct bpf_version)
#define BIOCGRSIG _IOR('B',114, u_int)
#define BIOCSRSIG _IOW('B',115, u_int)
+#define BIOCGHDRCMPLT _IOR('B',116, u_int)
+#define BIOCSHDRCMPLT _IOW('B',117, u_int)
+#define BIOCGSEESENT _IOR('B',118, u_int)
+#define BIOCSSEESENT _IOW('B',119, u_int)
/*
* Structure prepended to each packet.
#define DLT_FDDI 10 /* FDDI */
#define DLT_ATM_RFC1483 11 /* LLC/SNAP encapsulated atm */
#define DLT_RAW 12 /* raw IP */
-#define DLT_SLIP_BSDOS 13 /* BSD/OS Serial Line IP */
-#define DLT_PPP_BSDOS 14 /* BSD/OS Point-to-point Protocol */
+#define DLT_APPLE_IP_OVER_IEEE1394 138
+
+/*
+ * These are values from BSD/OS's "bpf.h".
+ * These are not the same as the values from the traditional libpcap
+ * "bpf.h"; however, these values shouldn't be generated by any
+ * OS other than BSD/OS, so the correct values to use here are the
+ * BSD/OS values.
+ *
+ * Platforms that have already assigned these values to other
+ * DLT_ codes, however, should give these codes the values
+ * from that platform, so that programs that use these codes will
+ * continue to compile - even though they won't correctly read
+ * files of these types.
+ */
+#define DLT_SLIP_BSDOS 15 /* BSD/OS Serial Line IP */
+#define DLT_PPP_BSDOS 16 /* BSD/OS Point-to-point Protocol */
+
+#define DLT_ATM_CLIP 19 /* Linux Classical-IP over ATM */
+
+/*
+ * This value is defined by NetBSD; other platforms should refrain from
+ * using it for other purposes, so that NetBSD savefiles with a link
+ * type of 50 can be read as this type on all platforms.
+ */
+#define DLT_PPP_SERIAL 50 /* PPP over serial with HDLC encapsulation */
+
+/*
+ * This value was defined by libpcap 0.5; platforms that have defined
+ * it with a different value should define it here with that value -
+ * a link type of 104 in a save file will be mapped to DLT_C_HDLC,
+ * whatever value that happens to be, so programs will correctly
+ * handle files with that link type regardless of the value of
+ * DLT_C_HDLC.
+ *
+ * The name DLT_C_HDLC was used by BSD/OS; we use that name for source
+ * compatibility with programs written for BSD/OS.
+ *
+ * libpcap 0.5 defined it as DLT_CHDLC; we define DLT_CHDLC as well,
+ * for source compatibility with programs written for libpcap 0.5.
+ */
+#define DLT_C_HDLC 104 /* Cisco HDLC */
+#define DLT_CHDLC DLT_C_HDLC
+
+/*
+ * Reserved for future use.
+ * Do not pick other numerical value for these unless you have also
+ * picked up the tcpdump.org top-of-CVS-tree version of "savefile.c",
+ * which will arrange that capture files for these DLT_ types have
+ * the same "network" value on all platforms, regardless of what
+ * value is chosen for their DLT_ type (thus allowing captures made
+ * on one platform to be read on other platforms, even if the two
+ * platforms don't use the same numerical values for all DLT_ types).
+ */
+#define DLT_IEEE802_11 105 /* IEEE 802.11 wireless */
+
+/*
+ * Values between 106 and 107 are used in capture file headers as
+ * link-layer types corresponding to DLT_ types that might differ
+ * between platforms; don't use those values for new DLT_ new types.
+ */
+
+/*
+ * OpenBSD DLT_LOOP, for loopback devices; it's like DLT_NULL, except
+ * that the AF_ type in the link-layer header is in network byte order.
+ *
+ * OpenBSD defines it as 12, but that collides with DLT_RAW, so we
+ * define it as 108 here. If OpenBSD picks up this file, it should
+ * define DLT_LOOP as 12 in its version, as per the comment above -
+ * and should not use 108 for any purpose.
+ */
+#define DLT_LOOP 108
+
+/*
+ * Values between 109 and 112 are used in capture file headers as
+ * link-layer types corresponding to DLT_ types that might differ
+ * between platforms; don't use those values for new DLT_ new types.
+ */
+
+/*
+ * This is for Linux cooked sockets.
+ */
+#define DLT_LINUX_SLL 113
/*
* The instruction encodings.
#define BPF_STMT(code, k) { (u_short)(code), 0, 0, k }
#define BPF_JUMP(code, k, jt, jf) { (u_short)(code), jt, jf, k }
+#ifdef KERNEL_PRIVATE
+/* Forward declerations */
+struct ifnet;
+struct mbuf;
+
+int bpf_validate(const struct bpf_insn *, int);
+void bpf_tap(struct ifnet *, u_char *, u_int);
+void bpf_mtap(struct ifnet *, struct mbuf *);
+
+void bpfdetach(struct ifnet *);
+
+void bpfilterattach(int);
+u_int bpf_filter(const struct bpf_insn *, u_char *, u_int, u_int);
+
+#ifdef __APPLE__
+#define BPF_TAP(x, y, z) bpf_tap(x,y,z)
+#define BPF_MTAP(x, y) bpf_mtap(x, y)
+#endif /* __APPLE__ */
+
+#endif /* KERNEL_PRIVATE */
+
#ifdef KERNEL
-int bpf_validate __P((struct bpf_insn *, int));
-void bpf_tap __P((struct ifnet *, u_char *, u_int));
-void bpf_mtap __P((struct ifnet *, struct mbuf *));
-void bpfattach __P(( struct ifnet *, u_int, u_int));
-void bpfilterattach __P((int));
-u_int bpf_filter __P((struct bpf_insn *, u_char *, u_int, u_int));
-#endif
+/*!
+ @function bpfattach
+ @discussion Registers an interface with BPF. This allows bpf devices
+ to attach to your interface to capture packets. Your interface
+ will be unregistered automatically when your interface is
+ detached.
+ @param interface The interface to register with BPF.
+ @param data_link_type The data link type of the interface. See the
+ DLT_* defines in bpf.h.
+ @param header_length The length, in bytes, of the data link header.
+ */
+void bpfattach(ifnet_t interface, u_int data_link_type, u_int header_length);
+#endif /* KERNEL */
/*
* Number of scratch memory words (for BPF_LD|BPF_MEM and BPF_ST).
*/
#define BPF_MEMWORDS 16
-#define BPF_TAP(x, y, z) bpf_tap(x,y,z)
-#define BPF_MTAP(x, y) bpf_mtap(x, y)
#endif
projects / apple / xnu.git / blobdiff