/*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2008 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) 1997, 1998 Apple Computer, Inc. All Rights Reserved */
/*
#ifndef _NET_NDRV_H
#define _NET_NDRV_H
+#include <sys/appleapiopts.h>
struct sockaddr_ndrv
* Support for user-mode protocol handlers
*/
-#define NDRV_DEMUXTYPE_ETHERTYPE DLIL_DESC_ETYPE2
-#define NDRV_DEMUXTYPE_SAP DLIL_DESC_SAP
-#define NDRV_DEMUXTYPE_SNAP DLIL_DESC_SNAP
+#define NDRV_DEMUXTYPE_ETHERTYPE 4
+#define NDRV_DEMUXTYPE_SAP 5
+#define NDRV_DEMUXTYPE_SNAP 6
#define NDRVPROTO_NDRV 0
* Used to "bind" an NDRV socket so that packets that match
* given protocol demux descriptions can be received:
* Field:
- * version : must be NDRV_PROTOCOL_DESC_VERS
- * protocol_family : unique identifier for this protocol
- * demux_count : number of demux_list descriptors in demux_list
- * demux_list : pointer to array of demux descriptors
+ * version : must be NDRV_PROTOCOL_DESC_VERS
+ * protocol_family : unique identifier for this protocol
+ * demux_count : number of demux_list descriptors in demux_list; maximum of 10
+ * demux_list : pointer to array of demux descriptors
*/
struct ndrv_protocol_desc
{
u_int32_t version;
u_int32_t protocol_family;
u_int32_t demux_count;
- struct ndrv_demux_desc* demux_list;
+ struct ndrv_demux_desc *demux_list;
+};
+
+#ifdef KERNEL_PRIVATE
+/* LP64 version of ndrv_protocol_desc. all pointers
+ * grow when we're dealing with a 64-bit process.
+ * WARNING - keep in sync with ndrv_protocol_desc
+ */
+struct ndrv_protocol_desc64 {
+ u_int32_t version;
+ u_int32_t protocol_family;
+ u_int32_t demux_count;
+ user64_addr_t demux_list __attribute__((aligned(8)));
+};
+
+struct ndrv_protocol_desc32 {
+ u_int32_t version;
+ u_int32_t protocol_family;
+ u_int32_t demux_count;
+ user32_addr_t demux_list;
};
+#endif /* KERNEL_PRIVATE */
#define SOL_NDRVPROTO NDRVPROTO_NDRV /* Use this socket level */
-/* NDRV_DMXSPEC 0x01 Obsolete */
#define NDRV_DELDMXSPEC 0x02 /* Delete the registered protocol */
-/* NDRV_DMXSPECCNT 0x03 Obsolete */
#define NDRV_SETDMXSPEC 0x04 /* Set the protocol spec */
+#define NDRV_ADDMULTICAST 0x05 /* Add a physical multicast address */
+#define NDRV_DELMULTICAST 0x06 /* Delete a phyiscal multicast */
-#if KERNEL
-/* Additional Kernel APIs */
-struct ifnet* ndrv_get_ifp(caddr_t ndrv_pcb);
-#endif
+/*
+ * SOL_NDRVPROTO - use this for the socket level when calling setsocketopt
+ * NDRV_DELDMXSPEC - removes the registered protocol and all related demuxes
+ * NDRV_SETDMXSPEC - set the protocol to receive, use struct ndrv_protocol_desc
+ * as the parameter.
+ * NDRV_ADDMULTICAST - Enable reception of a phyiscal multicast address, use
+ * a sockaddr of the appropriate type for the media in use.
+ * NDRV_DELMULTICAST - Disable reception of a phyiscal multicast address, use
+ * a sockaddr of the appropriate type for the media in use.
+ *
+ * When adding multicasts, the multicasts are ref counted. If the multicast is
+ * already registered in the kernel, the count will be bumped. When deleting
+ * the multicast, the count is decremented. If the count reaches zero the
+ * multicast is removed. If your process is killed, PF_NDRV will unregister
+ * the mulitcasts you've added. You can only delete multicasts you've added
+ * on the same socket.
+ *
+ * If the interface goes away while your socket is open, your protocol is
+ * immediately detached and sending/receiving is disabled on the socket.
+ * If you need a chance to do something, please file a bug and we can give
+ * you a second or two.
+ */
#endif /* _NET_NDRV_H */
projects / apple / xnu.git / blobdiff