linux.cc revision 11383:5ac090acd180 
1/*
2 * Copyright (c) 2003-2005 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;
9 * redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution;
12 * neither the name of the copyright holders nor the names of its
13 * contributors may be used to endorse or promote products derived from
14 * this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 * Authors: Korey Sewell
29 */
30
31#include "arch/alpha/linux/linux.hh"
32
33#include <fcntl.h>
34#include <sys/mman.h>
35
36// open(2) flags translation table
37SyscallFlagTransTable AlphaLinux::openFlagTable[] = {
38#ifdef _MSC_VER
39  { AlphaLinux::TGT_O_RDONLY,    _O_RDONLY },
40  { AlphaLinux::TGT_O_WRONLY,    _O_WRONLY },
41  { AlphaLinux::TGT_O_RDWR,      _O_RDWR },
42  { AlphaLinux::TGT_O_CREAT,     _O_CREAT },
43  { AlphaLinux::TGT_O_EXCL,      _O_EXCL },
44#ifdef _O_NOCTTY
45  { AlphaLinux::TGT_O_NOCTTY,    _O_NOCTTY },
46#endif
47  { AlphaLinux::TGT_O_TRUNC,     _O_TRUNC },
48  { AlphaLinux::TGT_O_APPEND,    _O_APPEND },
49#ifdef _O_NONBLOCK
50  { AlphaLinux::TGT_O_NONBLOCK,  _O_NONBLOCK },
51#endif
52#ifdef _O_DSYNC
53  { AlphaLinux::TGT_O_DSYNC,     _O_DSYNC },
54#endif
55  { AlphaLinux::TGT_FASYNC,      _O_ASYNC },
56  { AlphaLinux::TGT_O_DIRECT,    _O_DIRECT },
57  { AlphaLinux::TGT_O_LARGEFILE, _O_LARGEFILE },
58  { AlphaLinux::TGT_O_DIRECTORY, _O_DIRECTORY },
59  { AlphaLinux::TGT_O_NOFOLLOW,  _O_NOFOLLOW },
60  { AlphaLinux::TGT_O_NOATIME,   _O_NOATIME },
61#ifdef _O_CLOEXEC
62  { AlphaLinux::TGT_O_CLOEXEC,   _O_CLOEXEC },
63#endif
64#ifdef _O_SYNC
65  { AlphaLinux::TGT_O_SYNC,      _O_SYNC },
66#endif
67#ifdef _O_PATH
68  { AlphaLinux::TGT_O_PATH,      _O_PATH },
69#endif
70#else /* !_MSC_VER */
71  { AlphaLinux::TGT_O_RDONLY,    O_RDONLY },
72  { AlphaLinux::TGT_O_WRONLY,    O_WRONLY },
73  { AlphaLinux::TGT_O_RDWR,      O_RDWR },
74  { AlphaLinux::TGT_O_CREAT,     O_CREAT },
75  { AlphaLinux::TGT_O_EXCL,      O_EXCL },
76  { AlphaLinux::TGT_O_NOCTTY,    O_NOCTTY },
77  { AlphaLinux::TGT_O_TRUNC,     O_TRUNC },
78  { AlphaLinux::TGT_O_APPEND,    O_APPEND },
79  { AlphaLinux::TGT_O_NONBLOCK,  O_NONBLOCK },
80#ifdef O_DSYNC
81  { AlphaLinux::TGT_O_DSYNC,     O_DSYNC },
82#endif
83  { AlphaLinux::TGT_FASYNC,     O_ASYNC },
84  { AlphaLinux::TGT_O_DIRECT,    O_DIRECT },
85  { AlphaLinux::TGT_O_LARGEFILE, O_LARGEFILE },
86  { AlphaLinux::TGT_O_DIRECTORY, O_DIRECTORY },
87  { AlphaLinux::TGT_O_NOFOLLOW,  O_NOFOLLOW },
88  { AlphaLinux::TGT_O_NOATIME,   O_NOATIME },
89#ifdef O_CLOEXEC
90  { AlphaLinux::TGT_O_CLOEXEC,   O_CLOEXEC },
91#endif
92#ifdef O_SYNC
93  { AlphaLinux::TGT_O_SYNC,      O_SYNC },
94#endif
95#ifdef O_PATH
96  { AlphaLinux::TGT_O_PATH,      O_PATH },
97#endif
98#endif /* _MSC_VER */
99};
100
101const int AlphaLinux::NUM_OPEN_FLAGS =
102    (sizeof(AlphaLinux::openFlagTable)/sizeof(AlphaLinux::openFlagTable[0]));
103
104// mmap(2) flags translation table
105SyscallFlagTransTable AlphaLinux::mmapFlagTable[] = {
106  { AlphaLinux::TGT_MAP_SHARED,     MAP_SHARED },
107  { AlphaLinux::TGT_MAP_PRIVATE,    MAP_PRIVATE },
108  { AlphaLinux::TGT_MAP_ANON,       MAP_ANON },
109  { AlphaLinux::TGT_MAP_DENYWRITE,  MAP_DENYWRITE },
110  { AlphaLinux::TGT_MAP_EXECUTABLE, MAP_EXECUTABLE },
111  { AlphaLinux::TGT_MAP_FILE,       MAP_FILE },
112  { AlphaLinux::TGT_MAP_GROWSDOWN,  MAP_GROWSDOWN },
113  { AlphaLinux::TGT_MAP_HUGETLB,    MAP_HUGETLB },
114  { AlphaLinux::TGT_MAP_LOCKED,     MAP_LOCKED },
115  { AlphaLinux::TGT_MAP_NONBLOCK,   MAP_NONBLOCK },
116  { AlphaLinux::TGT_MAP_NORESERVE,  MAP_NORESERVE },
117  { AlphaLinux::TGT_MAP_POPULATE,   MAP_POPULATE },
118#ifdef MAP_STACK
119  { AlphaLinux::TGT_MAP_STACK,      MAP_STACK },
120#endif
121  { AlphaLinux::TGT_MAP_ANONYMOUS,  MAP_ANONYMOUS },
122  { AlphaLinux::TGT_MAP_FIXED,      MAP_FIXED },
123};
124
125const unsigned AlphaLinux::NUM_MMAP_FLAGS =
126        sizeof(AlphaLinux::mmapFlagTable) /
127        sizeof(AlphaLinux::mmapFlagTable[0]);
128