d96700a6da
These override the kernel's definitions and do not match in some cases, which can break scripts that use these types. With r305055, dtrace is able to trace fields of struct mbuf's anonymous structs and unions, so there is no need to redefine types already defined in CTF. MFC after: 3 days
127 lines
5.0 KiB
D
127 lines
5.0 KiB
D
/*
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* Copyright (c) 2016 George V. Neville-Neil
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*
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* Translators and flags for the mbuf structure. FreeBSD specific code.
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*/
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#pragma D depends_on module kernel
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/*
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* mbuf flags of global significance and layer crossing.
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* Those of only protocol/layer specific significance are to be mapped
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* to M_PROTO[1-12] and cleared at layer handoff boundaries.
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* NB: Limited to the lower 24 bits.
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*/
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#pragma D binding "1.6.3" M_EXT
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inline int M_EXT = 0x00000001; /* has associated external storage */
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#pragma D binding "1.6.3" M_PKTHDR
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inline int M_PKTHDR = 0x00000002; /* start of record */
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#pragma D binding "1.6.3" M_EOR
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inline int M_EOR = 0x00000004; /* end of record */
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#pragma D binding "1.6.3" M_RDONLY
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inline int M_RDONLY = 0x00000008; /* associated data is marked read-only */
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#pragma D binding "1.6.3" M_BCAST
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inline int M_BCAST = 0x00000010; /* send/received as link-level broadcast */
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#pragma D binding "1.6.3" M_MCAST
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inline int M_MCAST = 0x00000020; /* send/received as link-level multicast */
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#pragma D binding "1.6.3" M_PROMISC
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inline int M_PROMISC = 0x00000040; /* packet was not for us */
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#pragma D binding "1.6.3" M_VLANTAG
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inline int M_VLANTAG = 0x00000080; /* ether_vtag is valid */
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#pragma D binding "1.6.3" M_UNUSED_8
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inline int M_UNUSED_8 = 0x00000100; /* --available-- */
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#pragma D binding "1.6.3" M_NOFREE
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inline int M_NOFREE = 0x00000200; /* do not free mbuf, embedded in cluster */
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#pragma D binding "1.6.3" M_PROTO1
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inline int M_PROTO1 = 0x00001000; /* protocol-specific */
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#pragma D binding "1.6.3" M_PROTO2
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inline int M_PROTO2 = 0x00002000; /* protocol-specific */
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#pragma D binding "1.6.3" M_PROTO3
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inline int M_PROTO3 = 0x00004000; /* protocol-specific */
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#pragma D binding "1.6.3" M_PROTO4
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inline int M_PROTO4 = 0x00008000; /* protocol-specific */
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#pragma D binding "1.6.3" M_PROTO5
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inline int M_PROTO5 = 0x00010000; /* protocol-specific */
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#pragma D binding "1.6.3" M_PROTO6
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inline int M_PROTO6 = 0x00020000; /* protocol-specific */
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#pragma D binding "1.6.3" M_PROTO7
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inline int M_PROTO7 = 0x00040000; /* protocol-specific */
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#pragma D binding "1.6.3" M_PROTO8
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inline int M_PROTO8 = 0x00080000; /* protocol-specific */
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#pragma D binding "1.6.3" M_PROTO9
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inline int M_PROTO9 = 0x00100000; /* protocol-specific */
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#pragma D binding "1.6.3" M_PROTO10
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inline int M_PROTO10 = 0x00200000; /* protocol-specific */
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#pragma D binding "1.6.3" M_PROTO11
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inline int M_PROTO11 = 0x00400000; /* protocol-specific */
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#pragma D binding "1.6.3" M_PROTO12
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inline int M_PROTO12 = 0x00800000; /* protocol-specific */
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#pragma D binding "1.6.3" mbufflags_string
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inline string mbufflags_string[uint32_t flags] =
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flags & M_EXT ? "M_EXT" :
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flags & M_PKTHDR ? "M_PKTHDR" :
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flags & M_EOR ? "M_EOR" :
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flags & M_RDONLY ? "M_RDONLY" :
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flags & M_BCAST ? "M_BCAST" :
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flags & M_MCAST ? "M_MCAST" :
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flags & M_PROMISC ? "M_PROMISC" :
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flags & M_VLANTAG ? "M_VLANTAG" :
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flags & M_UNUSED_8 ? "M_UNUSED_8" :
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flags & M_NOFREE ? "M_NOFREE" :
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flags & M_PROTO1 ? "M_PROTO1" :
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flags & M_PROTO2 ? "M_PROTO2" :
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flags & M_PROTO3 ? "M_PROTO3" :
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flags & M_PROTO4 ? "M_PROTO4" :
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flags & M_PROTO5 ? "M_PROTO5" :
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flags & M_PROTO6 ? "M_PROTO6" :
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flags & M_PROTO7 ? "M_PROTO7" :
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flags & M_PROTO8 ? "M_PROTO8" :
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flags & M_PROTO9 ? "M_PROTO9" :
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flags & M_PROTO10 ? "M_PROTO10" :
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flags & M_PROTO11 ? "M_PROTO11" :
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flags & M_PROTO12 ? "M_PROTO12" :
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"none" ;
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typedef struct mbufinfo {
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uintptr_t mbuf_addr;
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caddr_t m_data;
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int32_t m_len;
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uint8_t m_type;
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uint32_t m_flags;
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} mbufinfo_t;
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translator mbufinfo_t < struct mbuf *p > {
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mbuf_addr = (uintptr_t)p;
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m_data = p->m_data;
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m_len = p->m_len;
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m_type = p->m_type & 0xff000000;
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m_flags = p->m_type & 0x00ffffff;
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};
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