syscall_emul.hh (11799:e47703369039) syscall_emul.hh (11800:54436a1784dc)
1/*
2 * Copyright (c) 2012-2013, 2015 ARM Limited
3 * Copyright (c) 2015 Advanced Micro Devices, Inc.
4 * All rights reserved
5 *
6 * The license below extends only to copyright in the software and shall
7 * not be construed as granting a license to any other intellectual
8 * property including but not limited to intellectual property relating

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57
58///
59/// @file syscall_emul.hh
60///
61/// This file defines objects used to emulate syscalls from the target
62/// application on the host machine.
63
64#ifdef __CYGWIN32__
1/*
2 * Copyright (c) 2012-2013, 2015 ARM Limited
3 * Copyright (c) 2015 Advanced Micro Devices, Inc.
4 * All rights reserved
5 *
6 * The license below extends only to copyright in the software and shall
7 * not be construed as granting a license to any other intellectual
8 * property including but not limited to intellectual property relating

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57
58///
59/// @file syscall_emul.hh
60///
61/// This file defines objects used to emulate syscalls from the target
62/// application on the host machine.
63
64#ifdef __CYGWIN32__
65#include <sys/fcntl.h> // for O_BINARY
65#include
66
67#endif
68#include <fcntl.h>
69#include <sys/mman.h>
70#include <sys/stat.h>
71#if (NO_STATFS == 0)
72#include <sys/statfs.h>
73#endif
74#include <sys/time.h>
75#include <sys/uio.h>
76#include <unistd.h>
77
78#include <cerrno>
79#include <string>
80
66
67#endif
68#include <fcntl.h>
69#include <sys/mman.h>
70#include <sys/stat.h>
71#if (NO_STATFS == 0)
72#include <sys/statfs.h>
73#endif
74#include <sys/time.h>
75#include <sys/uio.h>
76#include <unistd.h>
77
78#include <cerrno>
79#include <string>
80
81#include "base/chunk_generator.hh"
82#include "base/intmath.hh" // for RoundUp
81#include "base/intmath.hh"
83#include "base/loader/object_file.hh"
84#include "base/misc.hh"
85#include "base/trace.hh"
86#include "base/types.hh"
87#include "config/the_isa.hh"
88#include "cpu/base.hh"
89#include "cpu/thread_context.hh"
90#include "mem/page_table.hh"
82#include "base/loader/object_file.hh"
83#include "base/misc.hh"
84#include "base/trace.hh"
85#include "base/types.hh"
86#include "config/the_isa.hh"
87#include "cpu/base.hh"
88#include "cpu/thread_context.hh"
89#include "mem/page_table.hh"
91#include "sim/byteswap.hh"
92#include "sim/emul_driver.hh"
93#include "sim/process.hh"
94#include "sim/syscall_debug_macros.hh"
95#include "sim/syscall_emul_buf.hh"
96#include "sim/syscall_return.hh"
90#include "sim/emul_driver.hh"
91#include "sim/process.hh"
92#include "sim/syscall_debug_macros.hh"
93#include "sim/syscall_emul_buf.hh"
94#include "sim/syscall_return.hh"
97#include "sim/system.hh"
98
99class SyscallDesc;
100
101//////////////////////////////////////////////////////////////////////
102//
103// The following emulation functions are generic enough that they
104// don't need to be recompiled for different emulated OS's. They are
105// defined in sim/syscall_emul.cc.

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151 LiveProcess *p, ThreadContext *tc);
152
153/// Target lseek() handler.
154SyscallReturn lseekFunc(SyscallDesc *desc, int num,
155 LiveProcess *p, ThreadContext *tc);
156
157/// Target _llseek() handler.
158SyscallReturn _llseekFunc(SyscallDesc *desc, int num,
95
96class SyscallDesc;
97
98//////////////////////////////////////////////////////////////////////
99//
100// The following emulation functions are generic enough that they
101// don't need to be recompiled for different emulated OS's. They are
102// defined in sim/syscall_emul.cc.

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148 LiveProcess *p, ThreadContext *tc);
149
150/// Target lseek() handler.
151SyscallReturn lseekFunc(SyscallDesc *desc, int num,
152 LiveProcess *p, ThreadContext *tc);
153
154/// Target _llseek() handler.
155SyscallReturn _llseekFunc(SyscallDesc *desc, int num,
159 LiveProcess *p, ThreadContext *tc);
156 LiveProcess *p, ThreadContext *tc);
160
161/// Target munmap() handler.
162SyscallReturn munmapFunc(SyscallDesc *desc, int num,
163 LiveProcess *p, ThreadContext *tc);
164
165/// Target gethostname() handler.
166SyscallReturn gethostnameFunc(SyscallDesc *desc, int num,
167 LiveProcess *p, ThreadContext *tc);

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231 LiveProcess *process, ThreadContext *tc);
232
233/// Target fnctl() handler.
234SyscallReturn fcntlFunc(SyscallDesc *desc, int num,
235 LiveProcess *process, ThreadContext *tc);
236
237/// Target fcntl64() handler.
238SyscallReturn fcntl64Func(SyscallDesc *desc, int num,
157
158/// Target munmap() handler.
159SyscallReturn munmapFunc(SyscallDesc *desc, int num,
160 LiveProcess *p, ThreadContext *tc);
161
162/// Target gethostname() handler.
163SyscallReturn gethostnameFunc(SyscallDesc *desc, int num,
164 LiveProcess *p, ThreadContext *tc);

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228 LiveProcess *process, ThreadContext *tc);
229
230/// Target fnctl() handler.
231SyscallReturn fcntlFunc(SyscallDesc *desc, int num,
232 LiveProcess *process, ThreadContext *tc);
233
234/// Target fcntl64() handler.
235SyscallReturn fcntl64Func(SyscallDesc *desc, int num,
239 LiveProcess *process, ThreadContext *tc);
236 LiveProcess *process, ThreadContext *tc);
240
241/// Target setuid() handler.
242SyscallReturn setuidFunc(SyscallDesc *desc, int num,
237
238/// Target setuid() handler.
239SyscallReturn setuidFunc(SyscallDesc *desc, int num,
243 LiveProcess *p, ThreadContext *tc);
240 LiveProcess *p, ThreadContext *tc);
244
245/// Target getpid() handler.
246SyscallReturn getpidFunc(SyscallDesc *desc, int num,
241
242/// Target getpid() handler.
243SyscallReturn getpidFunc(SyscallDesc *desc, int num,
247 LiveProcess *p, ThreadContext *tc);
244 LiveProcess *p, ThreadContext *tc);
248
249/// Target getuid() handler.
250SyscallReturn getuidFunc(SyscallDesc *desc, int num,
245
246/// Target getuid() handler.
247SyscallReturn getuidFunc(SyscallDesc *desc, int num,
251 LiveProcess *p, ThreadContext *tc);
248 LiveProcess *p, ThreadContext *tc);
252
253/// Target getgid() handler.
254SyscallReturn getgidFunc(SyscallDesc *desc, int num,
249
250/// Target getgid() handler.
251SyscallReturn getgidFunc(SyscallDesc *desc, int num,
255 LiveProcess *p, ThreadContext *tc);
252 LiveProcess *p, ThreadContext *tc);
256
257/// Target getppid() handler.
258SyscallReturn getppidFunc(SyscallDesc *desc, int num,
253
254/// Target getppid() handler.
255SyscallReturn getppidFunc(SyscallDesc *desc, int num,
259 LiveProcess *p, ThreadContext *tc);
256 LiveProcess *p, ThreadContext *tc);
260
261/// Target geteuid() handler.
262SyscallReturn geteuidFunc(SyscallDesc *desc, int num,
257
258/// Target geteuid() handler.
259SyscallReturn geteuidFunc(SyscallDesc *desc, int num,
263 LiveProcess *p, ThreadContext *tc);
260 LiveProcess *p, ThreadContext *tc);
264
265/// Target getegid() handler.
266SyscallReturn getegidFunc(SyscallDesc *desc, int num,
261
262/// Target getegid() handler.
263SyscallReturn getegidFunc(SyscallDesc *desc, int num,
267 LiveProcess *p, ThreadContext *tc);
264 LiveProcess *p, ThreadContext *tc);
268
269/// Target clone() handler.
270SyscallReturn cloneFunc(SyscallDesc *desc, int num,
265
266/// Target clone() handler.
267SyscallReturn cloneFunc(SyscallDesc *desc, int num,
271 LiveProcess *p, ThreadContext *tc);
268 LiveProcess *p, ThreadContext *tc);
272
273/// Target access() handler
274SyscallReturn accessFunc(SyscallDesc *desc, int num,
275 LiveProcess *p, ThreadContext *tc);
276SyscallReturn accessFunc(SyscallDesc *desc, int num,
277 LiveProcess *p, ThreadContext *tc,
278 int index);
279

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270/// Target access() handler
271SyscallReturn accessFunc(SyscallDesc *desc, int num,
272 LiveProcess *p, ThreadContext *tc);
273SyscallReturn accessFunc(SyscallDesc *desc, int num,
274 LiveProcess *p, ThreadContext *tc,
275 int index);
276

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