1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
|
/*
* Copyright (c) 2016 George V. Neville-Neil
* 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, 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.
*
* $FreeBSD$
*
* Translators and flags for the mbuf structure. FreeBSD specific code.
*/
#pragma D depends_on module kernel
/*
* mbuf flags of global significance and layer crossing.
* Those of only protocol/layer specific significance are to be mapped
* to M_PROTO[1-12] and cleared at layer handoff boundaries.
* NB: Limited to the lower 24 bits.
*/
#pragma D binding "1.6.3" M_EXT
inline int M_EXT = 0x00000001; /* has associated external storage */
#pragma D binding "1.6.3" M_PKTHDR
inline int M_PKTHDR = 0x00000002; /* start of record */
#pragma D binding "1.6.3" M_EOR
inline int M_EOR = 0x00000004; /* end of record */
#pragma D binding "1.6.3" M_RDONLY
inline int M_RDONLY = 0x00000008; /* associated data is marked read-only */
#pragma D binding "1.6.3" M_BCAST
inline int M_BCAST = 0x00000010; /* send/received as link-level broadcast */
#pragma D binding "1.6.3" M_MCAST
inline int M_MCAST = 0x00000020; /* send/received as link-level multicast */
#pragma D binding "1.6.3" M_PROMISC
inline int M_PROMISC = 0x00000040; /* packet was not for us */
#pragma D binding "1.6.3" M_VLANTAG
inline int M_VLANTAG = 0x00000080; /* ether_vtag is valid */
#pragma D binding "1.13" M_EXTPG
inline int M_EXTPG = 0x00000100; /* has array of unmapped pages and TLS */
#pragma D binding "1.6.3" M_NOFREE
inline int M_NOFREE = 0x00000200; /* do not free mbuf, embedded in cluster */
#pragma D binding "1.13" M_TSTMP
inline int M_TSTMP = 0x00000400; /* rcv_tstmp field is valid */
#pragma D binding "1.13" M_TSTMP_HPREC
inline int M_TSTMP_HPREC = 0x00000800; /* rcv_tstmp is high-prec */
#pragma D binding "1.13" M_TSTMP_LRO
inline int M_TSTMP_LRO = 0x00001000; /* Time LRO pushed in pkt is valid */
#pragma D binding "1.13" M_PROTO1
inline int M_PROTO1 = 0x00002000; /* protocol-specific */
#pragma D binding "1.13" M_PROTO2
inline int M_PROTO2 = 0x00004000; /* protocol-specific */
#pragma D binding "1.13" M_PROTO3
inline int M_PROTO3 = 0x00008000; /* protocol-specific */
#pragma D binding "1.13" M_PROTO4
inline int M_PROTO4 = 0x00010000; /* protocol-specific */
#pragma D binding "1.13" M_PROTO5
inline int M_PROTO5 = 0x00020000; /* protocol-specific */
#pragma D binding "1.13" M_PROTO6
inline int M_PROTO6 = 0x00040000; /* protocol-specific */
#pragma D binding "1.13" M_PROTO7
inline int M_PROTO7 = 0x00080000; /* protocol-specific */
#pragma D binding "1.13" M_PROTO8
inline int M_PROTO8 = 0x00100000; /* protocol-specific */
#pragma D binding "1.13" M_PROTO9
inline int M_PROTO9 = 0x00200000; /* protocol-specific */
#pragma D binding "1.13" M_PROTO10
inline int M_PROTO10 = 0x00400000; /* protocol-specific */
#pragma D binding "1.13" M_PROTO11
inline int M_PROTO11 = 0x00800000; /* protocol-specific */
#pragma D binding "1.13" mbufflags_string
inline string mbufflags_string[uint32_t flags] =
flags & M_EXT ? "M_EXT" :
flags & M_PKTHDR ? "M_PKTHDR" :
flags & M_EOR ? "M_EOR" :
flags & M_RDONLY ? "M_RDONLY" :
flags & M_BCAST ? "M_BCAST" :
flags & M_MCAST ? "M_MCAST" :
flags & M_PROMISC ? "M_PROMISC" :
flags & M_VLANTAG ? "M_VLANTAG" :
flags & M_EXTPG ? "M_EXTPG" :
flags & M_NOFREE ? "M_NOFREE" :
flags & M_TSTMP ? "M_TSTMP" :
flags & M_TSTMP_HPREC ? "M_TSTMP_HPREC" :
flags & M_TSTMP_LRO ? "M_TSTMP_LRO" :
flags & M_PROTO1 ? "M_PROTO1" :
flags & M_PROTO2 ? "M_PROTO2" :
flags & M_PROTO3 ? "M_PROTO3" :
flags & M_PROTO4 ? "M_PROTO4" :
flags & M_PROTO5 ? "M_PROTO5" :
flags & M_PROTO6 ? "M_PROTO6" :
flags & M_PROTO7 ? "M_PROTO7" :
flags & M_PROTO8 ? "M_PROTO8" :
flags & M_PROTO9 ? "M_PROTO9" :
flags & M_PROTO10 ? "M_PROTO10" :
flags & M_PROTO11 ? "M_PROTO11" :
"none" ;
typedef struct mbufinfo {
uintptr_t mbuf_addr;
caddr_t m_data;
int32_t m_len;
uint8_t m_type;
uint32_t m_flags;
} mbufinfo_t;
translator mbufinfo_t < struct mbuf *p > {
mbuf_addr = (uintptr_t)p;
m_data = p->m_data;
m_len = p->m_len;
m_type = p->m_type & 0xff000000;
m_flags = p->m_type & 0x00ffffff;
};
|
