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head/sys/netgraph/ng_macfilter.h
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svn:eol-style | null | native \ No newline at end of property |
svn:keywords | null | FreeBSD=%H \ No newline at end of property |
svn:mime-type | null | text/plain \ No newline at end of property |
/* | |||||
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD | |||||
* | |||||
* Copyright (c) 2002 Ericsson Research & Pekka Nikander | |||||
* Copyright (c) 2020 Nick Hibma <n_hibma@FreeBSD.org> | |||||
* All rights reserved. | |||||
* | |||||
* Redistribution and use in source and binary forms, with or without | |||||
* modification, are permitted provided that the following conditions | |||||
* are met: | |||||
* 1. Redistributions of source code must retain the above copyright | |||||
* notice unmodified, this list of conditions, and the following | |||||
* disclaimer. | |||||
* 2. Redistributions in binary form must reproduce the above copyright | |||||
* notice, this list of conditions and the following disclaimer in the | |||||
* documentation and/or other materials provided with the distribution. | |||||
* | |||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND | |||||
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | |||||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |||||
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |||||
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |||||
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |||||
* SUCH DAMAGE. | |||||
* | |||||
* $FreeBSD$ | |||||
*/ | |||||
#ifndef _NETGRAPH_MACFILTER_H_ | |||||
#define _NETGRAPH_MACFILTER_H_ | |||||
#define NG_MACFILTER_NODE_TYPE "macfilter" | |||||
#define NGM_MACFILTER_COOKIE 1042445461 | |||||
/* Hook names */ | |||||
#define NG_MACFILTER_HOOK_ETHER "ether" /* connected to ether:lower */ | |||||
#define NG_MACFILTER_HOOK_DEFAULT "default" /* connected to ether:upper; upper[0] */ | |||||
/* Other hooks may be named freely connected to ether:upper; upper[1..n]*/ | |||||
#define NG_MACFILTER_HOOK_DEFAULT_ID 0 | |||||
#define OFFSETOF(s, e) ((char *)&((s *)0)->e - (char *)((s *)0)) | |||||
/* Netgraph commands understood/sent by this node type */ | |||||
enum { | |||||
NGM_MACFILTER_RESET = 1, | |||||
NGM_MACFILTER_DIRECT = 2, | |||||
NGM_MACFILTER_DIRECT_HOOKID = 3, | |||||
NGM_MACFILTER_GET_MACS = 4, | |||||
NGM_MACFILTER_GETCLR_MACS = 5, | |||||
NGM_MACFILTER_CLR_MACS = 6, | |||||
NGM_MACFILTER_GET_HOOKS = 7 | |||||
}; | |||||
/* This structure is supplied with the NGM_MACFILTER_DIRECT command */ | |||||
struct ngm_macfilter_direct { | |||||
u_char ether[ETHER_ADDR_LEN]; /* MAC address */ | |||||
u_char hookname[NG_HOOKSIZ]; /* Upper hook name*/ | |||||
}; | |||||
#define NGM_MACFILTER_DIRECT_FIELDS { \ | |||||
{ "ether", &ng_parse_enaddr_type }, \ | |||||
{ "hookname", &ng_parse_hookbuf_type }, \ | |||||
{ NULL } \ | |||||
} | |||||
/* This structure is supplied with the NGM_MACFILTER_DIRECT_HOOKID command */ | |||||
struct ngm_macfilter_direct_hookid { | |||||
u_char ether[ETHER_ADDR_LEN]; /* MAC address */ | |||||
u_int16_t hookid; /* Upper hook hookid */ | |||||
}; | |||||
#define NGM_MACFILTER_DIRECT_NDX_FIELDS { \ | |||||
{ "ether", &ng_parse_enaddr_type }, \ | |||||
{ "hookid", &ng_parse_uint16_type }, \ | |||||
{ NULL } \ | |||||
} | |||||
/* This structure is returned in the array by the NGM_MACFILTER_GET(CLR)_MACS commands */ | |||||
struct ngm_macfilter_mac { | |||||
u_char ether[ETHER_ADDR_LEN]; /* MAC address */ | |||||
u_int16_t hookid; /* Upper hook hookid */ | |||||
u_int64_t packets_in; /* packets in from downstream */ | |||||
u_int64_t bytes_in; /* bytes in from upstream */ | |||||
u_int64_t packets_out; /* packets out towards downstream */ | |||||
u_int64_t bytes_out; /* bytes out towards downstream */ | |||||
}; | |||||
#define NGM_MACFILTER_MAC_FIELDS { \ | |||||
{ "ether", &ng_parse_enaddr_type }, \ | |||||
{ "hookid", &ng_parse_uint16_type }, \ | |||||
{ "packets_in", &ng_parse_uint64_type }, \ | |||||
{ "bytes_in", &ng_parse_uint64_type }, \ | |||||
{ "packets_out", &ng_parse_uint64_type }, \ | |||||
{ "bytes_out", &ng_parse_uint64_type }, \ | |||||
{ NULL } \ | |||||
} | |||||
/* This structure is returned by the NGM_MACFILTER_GET(CLR)_MACS commands */ | |||||
struct ngm_macfilter_macs { | |||||
u_int32_t n; /* Number of entries in macs */ | |||||
struct ngm_macfilter_mac macs[]; /* Macs table */ | |||||
}; | |||||
#define NGM_MACFILTER_MACS_FIELDS { \ | |||||
{ "n", &ng_parse_uint32_type }, \ | |||||
{ "macs", &ng_macfilter_macs_array_type },\ | |||||
{ NULL } \ | |||||
} | |||||
/* This structure is returned in an array by the NGM_MACFILTER_GET_HOOKS command */ | |||||
struct ngm_macfilter_hook { | |||||
u_char hookname[NG_HOOKSIZ]; /* Upper hook name*/ | |||||
u_int16_t hookid; /* Upper hook hookid */ | |||||
u_int32_t maccnt; /* Number of mac addresses associated with hook */ | |||||
}; | |||||
#define NGM_MACFILTER_HOOK_FIELDS { \ | |||||
{ "hookname", &ng_parse_hookbuf_type }, \ | |||||
{ "hookid", &ng_parse_uint16_type }, \ | |||||
{ "maccnt", &ng_parse_uint32_type }, \ | |||||
{ NULL } \ | |||||
} | |||||
/* This structure is returned by the NGM_MACFILTER_GET_HOOKS command */ | |||||
struct ngm_macfilter_hooks { | |||||
u_int32_t n; /* Number of entries in hooks */ | |||||
struct ngm_macfilter_hook hooks[]; /* Hooks table */ | |||||
}; | |||||
#define NGM_MACFILTER_HOOKS_FIELDS { \ | |||||
{ "n", &ng_parse_uint32_type }, \ | |||||
{ "hooks", &ng_macfilter_hooks_array_type },\ | |||||
{ NULL } \ | |||||
} | |||||
#endif /* _NETGRAPH_MACFILTER_H_ */ |