2 * SPDX-License-Identifier: BSD-4-Clause
4 * Copyright 1997 Sean Eric Fagan
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. All advertising materials mentioning features or use of this software
15 * must display the following acknowledgement:
16 * This product includes software developed by Sean Eric Fagan
17 * 4. Neither the name of the author may be used to endorse or promote
18 * products derived from this software without specific prior written
21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 #include <sys/cdefs.h>
36 * This file has routines used to print out system calls and their
41 #include <sys/capsicum.h>
42 #include <sys/types.h>
43 #define _WANT_FREEBSD11_KEVENT
44 #include <sys/event.h>
45 #include <sys/ioccom.h>
47 #include <sys/mount.h>
49 #include <sys/procfs.h>
50 #include <sys/ptrace.h>
51 #include <sys/resource.h>
52 #include <sys/sched.h>
53 #include <sys/socket.h>
54 #define _WANT_FREEBSD11_STAT
56 #include <sys/sysctl.h>
60 #include <netinet/in.h>
61 #include <netinet/sctp.h>
62 #include <arpa/inet.h>
67 #define _WANT_KERNEL_ERRNO
76 #include <sysdecode.h>
85 * This should probably be in its own file, sorted alphabetically.
87 * Note: We only scan this table on the initial syscall number to calling
88 * convention lookup, i.e. once each time a new syscall is encountered. This
89 * is unlikely to be a performance issue, but if it is we could sort this array
90 * and use a binary search instead.
92 static const struct syscall_decode decoded_syscalls[] = {
94 { .name = "__acl_aclcheck_fd", .ret_type = 1, .nargs = 3,
95 .args = { { Int, 0 }, { Acltype, 1 }, { Ptr, 2 } } },
96 { .name = "__acl_aclcheck_file", .ret_type = 1, .nargs = 3,
97 .args = { { Name, 0 }, { Acltype, 1 }, { Ptr, 2 } } },
98 { .name = "__acl_aclcheck_link", .ret_type = 1, .nargs = 3,
99 .args = { { Name, 0 }, { Acltype, 1 }, { Ptr, 2 } } },
100 { .name = "__acl_delete_fd", .ret_type = 1, .nargs = 2,
101 .args = { { Int, 0 }, { Acltype, 1 } } },
102 { .name = "__acl_delete_file", .ret_type = 1, .nargs = 2,
103 .args = { { Name, 0 }, { Acltype, 1 } } },
104 { .name = "__acl_delete_link", .ret_type = 1, .nargs = 2,
105 .args = { { Name, 0 }, { Acltype, 1 } } },
106 { .name = "__acl_get_fd", .ret_type = 1, .nargs = 3,
107 .args = { { Int, 0 }, { Acltype, 1 }, { Ptr, 2 } } },
108 { .name = "__acl_get_file", .ret_type = 1, .nargs = 3,
109 .args = { { Name, 0 }, { Acltype, 1 }, { Ptr, 2 } } },
110 { .name = "__acl_get_link", .ret_type = 1, .nargs = 3,
111 .args = { { Name, 0 }, { Acltype, 1 }, { Ptr, 2 } } },
112 { .name = "__acl_set_fd", .ret_type = 1, .nargs = 3,
113 .args = { { Int, 0 }, { Acltype, 1 }, { Ptr, 2 } } },
114 { .name = "__acl_set_file", .ret_type = 1, .nargs = 3,
115 .args = { { Name, 0 }, { Acltype, 1 }, { Ptr, 2 } } },
116 { .name = "__acl_set_link", .ret_type = 1, .nargs = 3,
117 .args = { { Name, 0 }, { Acltype, 1 }, { Ptr, 2 } } },
118 { .name = "__cap_rights_get", .ret_type = 1, .nargs = 3,
119 .args = { { Int, 0 }, { Int, 1 }, { CapRights | OUT, 2 } } },
120 { .name = "__getcwd", .ret_type = 1, .nargs = 2,
121 .args = { { Name | OUT, 0 }, { Int, 1 } } },
122 { .name = "__realpathat", .ret_type = 1, .nargs = 5,
123 .args = { { Atfd, 0 }, { Name | IN, 1 }, { Name | OUT, 2 },
124 { Sizet, 3 }, { Int, 4} } },
125 { .name = "_umtx_op", .ret_type = 1, .nargs = 5,
126 .args = { { Ptr, 0 }, { Umtxop, 1 }, { LongHex, 2 }, { Ptr, 3 },
128 { .name = "accept", .ret_type = 1, .nargs = 3,
129 .args = { { Int, 0 }, { Sockaddr | OUT, 1 }, { Ptr | OUT, 2 } } },
130 { .name = "access", .ret_type = 1, .nargs = 2,
131 .args = { { Name | IN, 0 }, { Accessmode, 1 } } },
132 { .name = "aio_cancel", .ret_type = 1, .nargs = 2,
133 .args = { { Int, 0 }, { Aiocb, 1 } } },
134 { .name = "aio_error", .ret_type = 1, .nargs = 1,
135 .args = { { Aiocb, 0 } } },
136 { .name = "aio_fsync", .ret_type = 1, .nargs = 2,
137 .args = { { AiofsyncOp, 0 }, { Aiocb, 1 } } },
138 { .name = "aio_mlock", .ret_type = 1, .nargs = 1,
139 .args = { { Aiocb, 0 } } },
140 { .name = "aio_read", .ret_type = 1, .nargs = 1,
141 .args = { { Aiocb, 0 } } },
142 { .name = "aio_return", .ret_type = 1, .nargs = 1,
143 .args = { { Aiocb, 0 } } },
144 { .name = "aio_suspend", .ret_type = 1, .nargs = 3,
145 .args = { { AiocbArray, 0 }, { Int, 1 }, { Timespec, 2 } } },
146 { .name = "aio_waitcomplete", .ret_type = 1, .nargs = 2,
147 .args = { { AiocbPointer | OUT, 0 }, { Timespec, 1 } } },
148 { .name = "aio_write", .ret_type = 1, .nargs = 1,
149 .args = { { Aiocb, 0 } } },
150 { .name = "bind", .ret_type = 1, .nargs = 3,
151 .args = { { Int, 0 }, { Sockaddr | IN, 1 }, { Socklent, 2 } } },
152 { .name = "bindat", .ret_type = 1, .nargs = 4,
153 .args = { { Atfd, 0 }, { Int, 1 }, { Sockaddr | IN, 2 },
155 { .name = "break", .ret_type = 1, .nargs = 1,
156 .args = { { Ptr, 0 } } },
157 { .name = "cap_fcntls_get", .ret_type = 1, .nargs = 2,
158 .args = { { Int, 0 }, { CapFcntlRights | OUT, 1 } } },
159 { .name = "cap_fcntls_limit", .ret_type = 1, .nargs = 2,
160 .args = { { Int, 0 }, { CapFcntlRights, 1 } } },
161 { .name = "cap_getmode", .ret_type = 1, .nargs = 1,
162 .args = { { PUInt | OUT, 0 } } },
163 { .name = "cap_rights_limit", .ret_type = 1, .nargs = 2,
164 .args = { { Int, 0 }, { CapRights, 1 } } },
165 { .name = "chdir", .ret_type = 1, .nargs = 1,
166 .args = { { Name, 0 } } },
167 { .name = "chflags", .ret_type = 1, .nargs = 2,
168 .args = { { Name | IN, 0 }, { FileFlags, 1 } } },
169 { .name = "chflagsat", .ret_type = 1, .nargs = 4,
170 .args = { { Atfd, 0 }, { Name | IN, 1 }, { FileFlags, 2 },
172 { .name = "chmod", .ret_type = 1, .nargs = 2,
173 .args = { { Name, 0 }, { Octal, 1 } } },
174 { .name = "chown", .ret_type = 1, .nargs = 3,
175 .args = { { Name, 0 }, { Int, 1 }, { Int, 2 } } },
176 { .name = "chroot", .ret_type = 1, .nargs = 1,
177 .args = { { Name, 0 } } },
178 { .name = "clock_gettime", .ret_type = 1, .nargs = 2,
179 .args = { { Int, 0 }, { Timespec | OUT, 1 } } },
180 { .name = "close", .ret_type = 1, .nargs = 1,
181 .args = { { Int, 0 } } },
182 { .name = "closefrom", .ret_type = 1, .nargs = 1,
183 .args = { { Int, 0 } } },
184 { .name = "close_range", .ret_type = 1, .nargs = 3,
185 .args = { { Int, 0 }, { Int, 1 }, { Closerangeflags, 2 } } },
186 { .name = "compat11.fstat", .ret_type = 1, .nargs = 2,
187 .args = { { Int, 0 }, { Stat11 | OUT, 1 } } },
188 { .name = "compat11.fstatat", .ret_type = 1, .nargs = 4,
189 .args = { { Atfd, 0 }, { Name | IN, 1 }, { Stat11 | OUT, 2 },
191 { .name = "compat11.kevent", .ret_type = 1, .nargs = 6,
192 .args = { { Int, 0 }, { Kevent11, 1 }, { Int, 2 },
193 { Kevent11 | OUT, 3 }, { Int, 4 }, { Timespec, 5 } } },
194 { .name = "compat11.lstat", .ret_type = 1, .nargs = 2,
195 .args = { { Name | IN, 0 }, { Stat11 | OUT, 1 } } },
196 { .name = "compat11.mknod", .ret_type = 1, .nargs = 3,
197 .args = { { Name, 0 }, { Octal, 1 }, { Int, 2 } } },
198 { .name = "compat11.mknodat", .ret_type = 1, .nargs = 4,
199 .args = { { Atfd, 0 }, { Name, 1 }, { Octal, 2 }, { Int, 3 } } },
200 { .name = "compat11.stat", .ret_type = 1, .nargs = 2,
201 .args = { { Name | IN, 0 }, { Stat11 | OUT, 1 } } },
202 { .name = "connect", .ret_type = 1, .nargs = 3,
203 .args = { { Int, 0 }, { Sockaddr | IN, 1 }, { Socklent, 2 } } },
204 { .name = "connectat", .ret_type = 1, .nargs = 4,
205 .args = { { Atfd, 0 }, { Int, 1 }, { Sockaddr | IN, 2 },
207 { .name = "dup", .ret_type = 1, .nargs = 1,
208 .args = { { Int, 0 } } },
209 { .name = "dup2", .ret_type = 1, .nargs = 2,
210 .args = { { Int, 0 }, { Int, 1 } } },
211 { .name = "eaccess", .ret_type = 1, .nargs = 2,
212 .args = { { Name | IN, 0 }, { Accessmode, 1 } } },
213 { .name = "execve", .ret_type = 1, .nargs = 3,
214 .args = { { Name | IN, 0 }, { ExecArgs | IN, 1 },
215 { ExecEnv | IN, 2 } } },
216 { .name = "exit", .ret_type = 0, .nargs = 1,
217 .args = { { Hex, 0 } } },
218 { .name = "extattr_delete_fd", .ret_type = 1, .nargs = 3,
219 .args = { { Int, 0 }, { Extattrnamespace, 1 }, { Name, 2 } } },
220 { .name = "extattr_delete_file", .ret_type = 1, .nargs = 3,
221 .args = { { Name, 0 }, { Extattrnamespace, 1 }, { Name, 2 } } },
222 { .name = "extattr_delete_link", .ret_type = 1, .nargs = 3,
223 .args = { { Name, 0 }, { Extattrnamespace, 1 }, { Name, 2 } } },
224 { .name = "extattr_get_fd", .ret_type = 1, .nargs = 5,
225 .args = { { Int, 0 }, { Extattrnamespace, 1 }, { Name, 2 },
226 { BinString | OUT, 3 }, { Sizet, 4 } } },
227 { .name = "extattr_get_file", .ret_type = 1, .nargs = 5,
228 .args = { { Name, 0 }, { Extattrnamespace, 1 }, { Name, 2 },
229 { BinString | OUT, 3 }, { Sizet, 4 } } },
230 { .name = "extattr_get_link", .ret_type = 1, .nargs = 5,
231 .args = { { Name, 0 }, { Extattrnamespace, 1 }, { Name, 2 },
232 { BinString | OUT, 3 }, { Sizet, 4 } } },
233 { .name = "extattr_list_fd", .ret_type = 1, .nargs = 4,
234 .args = { { Int, 0 }, { Extattrnamespace, 1 }, { BinString | OUT, 2 },
236 { .name = "extattr_list_file", .ret_type = 1, .nargs = 4,
237 .args = { { Name, 0 }, { Extattrnamespace, 1 }, { BinString | OUT, 2 },
239 { .name = "extattr_list_link", .ret_type = 1, .nargs = 4,
240 .args = { { Name, 0 }, { Extattrnamespace, 1 }, { BinString | OUT, 2 },
242 { .name = "extattr_set_fd", .ret_type = 1, .nargs = 5,
243 .args = { { Int, 0 }, { Extattrnamespace, 1 }, { Name, 2 },
244 { BinString | IN, 3 }, { Sizet, 4 } } },
245 { .name = "extattr_set_file", .ret_type = 1, .nargs = 5,
246 .args = { { Name, 0 }, { Extattrnamespace, 1 }, { Name, 2 },
247 { BinString | IN, 3 }, { Sizet, 4 } } },
248 { .name = "extattr_set_link", .ret_type = 1, .nargs = 5,
249 .args = { { Name, 0 }, { Extattrnamespace, 1 }, { Name, 2 },
250 { BinString | IN, 3 }, { Sizet, 4 } } },
251 { .name = "extattrctl", .ret_type = 1, .nargs = 5,
252 .args = { { Name, 0 }, { Hex, 1 }, { Name, 2 },
253 { Extattrnamespace, 3 }, { Name, 4 } } },
254 { .name = "faccessat", .ret_type = 1, .nargs = 4,
255 .args = { { Atfd, 0 }, { Name | IN, 1 }, { Accessmode, 2 },
257 { .name = "fchflags", .ret_type = 1, .nargs = 2,
258 .args = { { Int, 0 }, { FileFlags, 1 } } },
259 { .name = "fchmod", .ret_type = 1, .nargs = 2,
260 .args = { { Int, 0 }, { Octal, 1 } } },
261 { .name = "fchmodat", .ret_type = 1, .nargs = 4,
262 .args = { { Atfd, 0 }, { Name, 1 }, { Octal, 2 }, { Atflags, 3 } } },
263 { .name = "fchown", .ret_type = 1, .nargs = 3,
264 .args = { { Int, 0 }, { Int, 1 }, { Int, 2 } } },
265 { .name = "fchownat", .ret_type = 1, .nargs = 5,
266 .args = { { Atfd, 0 }, { Name, 1 }, { Int, 2 }, { Int, 3 },
268 { .name = "fcntl", .ret_type = 1, .nargs = 3,
269 .args = { { Int, 0 }, { Fcntl, 1 }, { Fcntlflag, 2 } } },
270 { .name = "fdatasync", .ret_type = 1, .nargs = 1,
271 .args = { { Int, 0 } } },
272 { .name = "flock", .ret_type = 1, .nargs = 2,
273 .args = { { Int, 0 }, { Flockop, 1 } } },
274 { .name = "fstat", .ret_type = 1, .nargs = 2,
275 .args = { { Int, 0 }, { Stat | OUT, 1 } } },
276 { .name = "fstatat", .ret_type = 1, .nargs = 4,
277 .args = { { Atfd, 0 }, { Name | IN, 1 }, { Stat | OUT, 2 },
279 { .name = "fstatfs", .ret_type = 1, .nargs = 2,
280 .args = { { Int, 0 }, { StatFs | OUT, 1 } } },
281 { .name = "fsync", .ret_type = 1, .nargs = 1,
282 .args = { { Int, 0 } } },
283 { .name = "ftruncate", .ret_type = 1, .nargs = 2,
284 .args = { { Int | IN, 0 }, { QuadHex | IN, 1 } } },
285 { .name = "futimens", .ret_type = 1, .nargs = 2,
286 .args = { { Int, 0 }, { Timespec2 | IN, 1 } } },
287 { .name = "futimes", .ret_type = 1, .nargs = 2,
288 .args = { { Int, 0 }, { Timeval2 | IN, 1 } } },
289 { .name = "futimesat", .ret_type = 1, .nargs = 3,
290 .args = { { Atfd, 0 }, { Name | IN, 1 }, { Timeval2 | IN, 2 } } },
291 { .name = "getdirentries", .ret_type = 1, .nargs = 4,
292 .args = { { Int, 0 }, { BinString | OUT, 1 }, { Int, 2 },
293 { PQuadHex | OUT, 3 } } },
294 { .name = "getfsstat", .ret_type = 1, .nargs = 3,
295 .args = { { Ptr, 0 }, { Long, 1 }, { Getfsstatmode, 2 } } },
296 { .name = "getitimer", .ret_type = 1, .nargs = 2,
297 .args = { { Itimerwhich, 0 }, { Itimerval | OUT, 2 } } },
298 { .name = "getpeername", .ret_type = 1, .nargs = 3,
299 .args = { { Int, 0 }, { Sockaddr | OUT, 1 }, { Ptr | OUT, 2 } } },
300 { .name = "getpgid", .ret_type = 1, .nargs = 1,
301 .args = { { Int, 0 } } },
302 { .name = "getpriority", .ret_type = 1, .nargs = 2,
303 .args = { { Priowhich, 0 }, { Int, 1 } } },
304 { .name = "getrandom", .ret_type = 1, .nargs = 3,
305 .args = { { BinString | OUT, 0 }, { Sizet, 1 }, { UInt, 2 } } },
306 { .name = "getrlimit", .ret_type = 1, .nargs = 2,
307 .args = { { Resource, 0 }, { Rlimit | OUT, 1 } } },
308 { .name = "getrusage", .ret_type = 1, .nargs = 2,
309 .args = { { RusageWho, 0 }, { Rusage | OUT, 1 } } },
310 { .name = "getsid", .ret_type = 1, .nargs = 1,
311 .args = { { Int, 0 } } },
312 { .name = "getsockname", .ret_type = 1, .nargs = 3,
313 .args = { { Int, 0 }, { Sockaddr | OUT, 1 }, { Ptr | OUT, 2 } } },
314 { .name = "getsockopt", .ret_type = 1, .nargs = 5,
315 .args = { { Int, 0 }, { Sockoptlevel, 1 }, { Sockoptname, 2 },
316 { Ptr | OUT, 3 }, { Ptr | OUT, 4 } } },
317 { .name = "gettimeofday", .ret_type = 1, .nargs = 2,
318 .args = { { Timeval | OUT, 0 }, { Ptr, 1 } } },
319 { .name = "ioctl", .ret_type = 1, .nargs = 3,
320 .args = { { Int, 0 }, { Ioctl, 1 }, { Ptr, 2 } } },
321 { .name = "kevent", .ret_type = 1, .nargs = 6,
322 .args = { { Int, 0 }, { Kevent, 1 }, { Int, 2 }, { Kevent | OUT, 3 },
323 { Int, 4 }, { Timespec, 5 } } },
324 { .name = "kill", .ret_type = 1, .nargs = 2,
325 .args = { { Int | IN, 0 }, { Signal | IN, 1 } } },
326 { .name = "kldfind", .ret_type = 1, .nargs = 1,
327 .args = { { Name | IN, 0 } } },
328 { .name = "kldfirstmod", .ret_type = 1, .nargs = 1,
329 .args = { { Int, 0 } } },
330 { .name = "kldload", .ret_type = 1, .nargs = 1,
331 .args = { { Name | IN, 0 } } },
332 { .name = "kldnext", .ret_type = 1, .nargs = 1,
333 .args = { { Int, 0 } } },
334 { .name = "kldstat", .ret_type = 1, .nargs = 2,
335 .args = { { Int, 0 }, { Ptr, 1 } } },
336 { .name = "kldsym", .ret_type = 1, .nargs = 3,
337 .args = { { Int, 0 }, { Kldsymcmd, 1 }, { Ptr, 2 } } },
338 { .name = "kldunload", .ret_type = 1, .nargs = 1,
339 .args = { { Int, 0 } } },
340 { .name = "kldunloadf", .ret_type = 1, .nargs = 2,
341 .args = { { Int, 0 }, { Kldunloadflags, 1 } } },
342 { .name = "kse_release", .ret_type = 0, .nargs = 1,
343 .args = { { Timespec, 0 } } },
344 { .name = "lchflags", .ret_type = 1, .nargs = 2,
345 .args = { { Name | IN, 0 }, { FileFlags, 1 } } },
346 { .name = "lchmod", .ret_type = 1, .nargs = 2,
347 .args = { { Name, 0 }, { Octal, 1 } } },
348 { .name = "lchown", .ret_type = 1, .nargs = 3,
349 .args = { { Name, 0 }, { Int, 1 }, { Int, 2 } } },
350 { .name = "link", .ret_type = 1, .nargs = 2,
351 .args = { { Name, 0 }, { Name, 1 } } },
352 { .name = "linkat", .ret_type = 1, .nargs = 5,
353 .args = { { Atfd, 0 }, { Name, 1 }, { Atfd, 2 }, { Name, 3 },
355 { .name = "lio_listio", .ret_type = 1, .nargs = 4,
356 .args = { { LioMode, 0 }, { AiocbArray, 1 }, { Int, 2 },
358 { .name = "listen", .ret_type = 1, .nargs = 2,
359 .args = { { Int, 0 }, { Int, 1 } } },
360 { .name = "lseek", .ret_type = 2, .nargs = 3,
361 .args = { { Int, 0 }, { QuadHex, 1 }, { Whence, 2 } } },
362 { .name = "lstat", .ret_type = 1, .nargs = 2,
363 .args = { { Name | IN, 0 }, { Stat | OUT, 1 } } },
364 { .name = "lutimes", .ret_type = 1, .nargs = 2,
365 .args = { { Name | IN, 0 }, { Timeval2 | IN, 1 } } },
366 { .name = "madvise", .ret_type = 1, .nargs = 3,
367 .args = { { Ptr, 0 }, { Sizet, 1 }, { Madvice, 2 } } },
368 { .name = "minherit", .ret_type = 1, .nargs = 3,
369 .args = { { Ptr, 0 }, { Sizet, 1 }, { Minherit, 2 } } },
370 { .name = "mkdir", .ret_type = 1, .nargs = 2,
371 .args = { { Name, 0 }, { Octal, 1 } } },
372 { .name = "mkdirat", .ret_type = 1, .nargs = 3,
373 .args = { { Atfd, 0 }, { Name, 1 }, { Octal, 2 } } },
374 { .name = "mkfifo", .ret_type = 1, .nargs = 2,
375 .args = { { Name, 0 }, { Octal, 1 } } },
376 { .name = "mkfifoat", .ret_type = 1, .nargs = 3,
377 .args = { { Atfd, 0 }, { Name, 1 }, { Octal, 2 } } },
378 { .name = "mknod", .ret_type = 1, .nargs = 3,
379 .args = { { Name, 0 }, { Octal, 1 }, { Quad, 2 } } },
380 { .name = "mknodat", .ret_type = 1, .nargs = 4,
381 .args = { { Atfd, 0 }, { Name, 1 }, { Octal, 2 }, { Quad, 3 } } },
382 { .name = "mlock", .ret_type = 1, .nargs = 2,
383 .args = { { Ptr, 0 }, { Sizet, 1 } } },
384 { .name = "mlockall", .ret_type = 1, .nargs = 1,
385 .args = { { Mlockall, 0 } } },
386 { .name = "mmap", .ret_type = 1, .nargs = 6,
387 .args = { { Ptr, 0 }, { Sizet, 1 }, { Mprot, 2 }, { Mmapflags, 3 },
388 { Int, 4 }, { QuadHex, 5 } } },
389 { .name = "modfind", .ret_type = 1, .nargs = 1,
390 .args = { { Name | IN, 0 } } },
391 { .name = "mount", .ret_type = 1, .nargs = 4,
392 .args = { { Name, 0 }, { Name, 1 }, { Mountflags, 2 }, { Ptr, 3 } } },
393 { .name = "mprotect", .ret_type = 1, .nargs = 3,
394 .args = { { Ptr, 0 }, { Sizet, 1 }, { Mprot, 2 } } },
395 { .name = "msync", .ret_type = 1, .nargs = 3,
396 .args = { { Ptr, 0 }, { Sizet, 1 }, { Msync, 2 } } },
397 { .name = "munlock", .ret_type = 1, .nargs = 2,
398 .args = { { Ptr, 0 }, { Sizet, 1 } } },
399 { .name = "munmap", .ret_type = 1, .nargs = 2,
400 .args = { { Ptr, 0 }, { Sizet, 1 } } },
401 { .name = "nanosleep", .ret_type = 1, .nargs = 1,
402 .args = { { Timespec, 0 } } },
403 { .name = "nmount", .ret_type = 1, .nargs = 3,
404 .args = { { Ptr, 0 }, { UInt, 1 }, { Mountflags, 2 } } },
405 { .name = "open", .ret_type = 1, .nargs = 3,
406 .args = { { Name | IN, 0 }, { Open, 1 }, { Octal, 2 } } },
407 { .name = "openat", .ret_type = 1, .nargs = 4,
408 .args = { { Atfd, 0 }, { Name | IN, 1 }, { Open, 2 },
410 { .name = "pathconf", .ret_type = 1, .nargs = 2,
411 .args = { { Name | IN, 0 }, { Pathconf, 1 } } },
412 { .name = "pipe", .ret_type = 1, .nargs = 1,
413 .args = { { PipeFds | OUT, 0 } } },
414 { .name = "pipe2", .ret_type = 1, .nargs = 2,
415 .args = { { Ptr, 0 }, { Pipe2, 1 } } },
416 { .name = "poll", .ret_type = 1, .nargs = 3,
417 .args = { { Pollfd, 0 }, { Int, 1 }, { Int, 2 } } },
418 { .name = "posix_fadvise", .ret_type = 1, .nargs = 4,
419 .args = { { Int, 0 }, { QuadHex, 1 }, { QuadHex, 2 },
421 { .name = "posix_openpt", .ret_type = 1, .nargs = 1,
422 .args = { { Open, 0 } } },
423 { .name = "ppoll", .ret_type = 1, .nargs = 4,
424 .args = { { Pollfd, 0 }, { Int, 1 }, { Timespec | IN, 2 },
425 { Sigset | IN, 3 } } },
426 { .name = "pread", .ret_type = 1, .nargs = 4,
427 .args = { { Int, 0 }, { BinString | OUT, 1 }, { Sizet, 2 },
429 { .name = "preadv", .ret_type = 1, .nargs = 4,
430 .args = { { Int, 0 }, { Iovec | OUT, 1 }, { Int, 2 },
432 { .name = "procctl", .ret_type = 1, .nargs = 4,
433 .args = { { Idtype, 0 }, { Quad, 1 }, { Procctl, 2 }, { Ptr, 3 } } },
434 { .name = "ptrace", .ret_type = 1, .nargs = 4,
435 .args = { { Ptraceop, 0 }, { Int, 1 }, { Ptr, 2 }, { Int, 3 } } },
436 { .name = "pwrite", .ret_type = 1, .nargs = 4,
437 .args = { { Int, 0 }, { BinString | IN, 1 }, { Sizet, 2 },
439 { .name = "pwritev", .ret_type = 1, .nargs = 4,
440 .args = { { Int, 0 }, { Iovec | IN, 1 }, { Int, 2 },
442 { .name = "quotactl", .ret_type = 1, .nargs = 4,
443 .args = { { Name, 0 }, { Quotactlcmd, 1 }, { Int, 2 }, { Ptr, 3 } } },
444 { .name = "read", .ret_type = 1, .nargs = 3,
445 .args = { { Int, 0 }, { BinString | OUT, 1 }, { Sizet, 2 } } },
446 { .name = "readlink", .ret_type = 1, .nargs = 3,
447 .args = { { Name, 0 }, { Readlinkres | OUT, 1 }, { Sizet, 2 } } },
448 { .name = "readlinkat", .ret_type = 1, .nargs = 4,
449 .args = { { Atfd, 0 }, { Name, 1 }, { Readlinkres | OUT, 2 },
451 { .name = "readv", .ret_type = 1, .nargs = 3,
452 .args = { { Int, 0 }, { Iovec | OUT, 1 }, { Int, 2 } } },
453 { .name = "reboot", .ret_type = 1, .nargs = 1,
454 .args = { { Reboothowto, 0 } } },
455 { .name = "recvfrom", .ret_type = 1, .nargs = 6,
456 .args = { { Int, 0 }, { BinString | OUT, 1 }, { Sizet, 2 },
457 { Msgflags, 3 }, { Sockaddr | OUT, 4 },
458 { Ptr | OUT, 5 } } },
459 { .name = "recvmsg", .ret_type = 1, .nargs = 3,
460 .args = { { Int, 0 }, { Msghdr | OUT, 1 }, { Msgflags, 2 } } },
461 { .name = "rename", .ret_type = 1, .nargs = 2,
462 .args = { { Name, 0 }, { Name, 1 } } },
463 { .name = "renameat", .ret_type = 1, .nargs = 4,
464 .args = { { Atfd, 0 }, { Name, 1 }, { Atfd, 2 }, { Name, 3 } } },
465 { .name = "rfork", .ret_type = 1, .nargs = 1,
466 .args = { { Rforkflags, 0 } } },
467 { .name = "rmdir", .ret_type = 1, .nargs = 1,
468 .args = { { Name, 0 } } },
469 { .name = "rtprio", .ret_type = 1, .nargs = 3,
470 .args = { { Rtpriofunc, 0 }, { Int, 1 }, { Ptr, 2 } } },
471 { .name = "rtprio_thread", .ret_type = 1, .nargs = 3,
472 .args = { { Rtpriofunc, 0 }, { Int, 1 }, { Ptr, 2 } } },
473 { .name = "sched_get_priority_max", .ret_type = 1, .nargs = 1,
474 .args = { { Schedpolicy, 0 } } },
475 { .name = "sched_get_priority_min", .ret_type = 1, .nargs = 1,
476 .args = { { Schedpolicy, 0 } } },
477 { .name = "sched_getparam", .ret_type = 1, .nargs = 2,
478 .args = { { Int, 0 }, { Schedparam | OUT, 1 } } },
479 { .name = "sched_getscheduler", .ret_type = 1, .nargs = 1,
480 .args = { { Int, 0 } } },
481 { .name = "sched_rr_get_interval", .ret_type = 1, .nargs = 2,
482 .args = { { Int, 0 }, { Timespec | OUT, 1 } } },
483 { .name = "sched_setparam", .ret_type = 1, .nargs = 2,
484 .args = { { Int, 0 }, { Schedparam, 1 } } },
485 { .name = "sched_setscheduler", .ret_type = 1, .nargs = 3,
486 .args = { { Int, 0 }, { Schedpolicy, 1 }, { Schedparam, 2 } } },
487 { .name = "sctp_generic_recvmsg", .ret_type = 1, .nargs = 7,
488 .args = { { Int, 0 }, { Iovec | OUT, 1 }, { Int, 2 },
489 { Sockaddr | OUT, 3 }, { Ptr | OUT, 4 },
490 { Sctpsndrcvinfo | OUT, 5 }, { Ptr | OUT, 6 } } },
491 { .name = "sctp_generic_sendmsg", .ret_type = 1, .nargs = 7,
492 .args = { { Int, 0 }, { BinString | IN, 1 }, { Int, 2 },
493 { Sockaddr | IN, 3 }, { Socklent, 4 },
494 { Sctpsndrcvinfo | IN, 5 }, { Msgflags, 6 } } },
495 { .name = "sctp_generic_sendmsg_iov", .ret_type = 1, .nargs = 7,
496 .args = { { Int, 0 }, { Iovec | IN, 1 }, { Int, 2 },
497 { Sockaddr | IN, 3 }, { Socklent, 4 },
498 { Sctpsndrcvinfo | IN, 5 }, { Msgflags, 6 } } },
499 { .name = "sendfile", .ret_type = 1, .nargs = 7,
500 .args = { { Int, 0 }, { Int, 1 }, { QuadHex, 2 }, { Sizet, 3 },
501 { Sendfilehdtr, 4 }, { QuadHex | OUT, 5 },
502 { Sendfileflags, 6 } } },
503 { .name = "select", .ret_type = 1, .nargs = 5,
504 .args = { { Int, 0 }, { Fd_set, 1 }, { Fd_set, 2 }, { Fd_set, 3 },
506 { .name = "sendmsg", .ret_type = 1, .nargs = 3,
507 .args = { { Int, 0 }, { Msghdr | IN, 1 }, { Msgflags, 2 } } },
508 { .name = "sendto", .ret_type = 1, .nargs = 6,
509 .args = { { Int, 0 }, { BinString | IN, 1 }, { Sizet, 2 },
510 { Msgflags, 3 }, { Sockaddr | IN, 4 },
511 { Socklent | IN, 5 } } },
512 { .name = "setitimer", .ret_type = 1, .nargs = 3,
513 .args = { { Itimerwhich, 0 }, { Itimerval, 1 },
514 { Itimerval | OUT, 2 } } },
515 { .name = "setpriority", .ret_type = 1, .nargs = 3,
516 .args = { { Priowhich, 0 }, { Int, 1 }, { Int, 2 } } },
517 { .name = "setrlimit", .ret_type = 1, .nargs = 2,
518 .args = { { Resource, 0 }, { Rlimit | IN, 1 } } },
519 { .name = "setsockopt", .ret_type = 1, .nargs = 5,
520 .args = { { Int, 0 }, { Sockoptlevel, 1 }, { Sockoptname, 2 },
521 { Ptr | IN, 3 }, { Socklent, 4 } } },
522 { .name = "shm_open", .ret_type = 1, .nargs = 3,
523 .args = { { ShmName | IN, 0 }, { Open, 1 }, { Octal, 2 } } },
524 { .name = "shm_open2", .ret_type = 1, .nargs = 5,
525 .args = { { ShmName | IN, 0 }, { Open, 1 }, { Octal, 2 },
526 { ShmFlags, 3 }, { Name | IN, 4 } } },
527 { .name = "shm_rename", .ret_type = 1, .nargs = 3,
528 .args = { { Name | IN, 0 }, { Name | IN, 1 }, { Hex, 2 } } },
529 { .name = "shm_unlink", .ret_type = 1, .nargs = 1,
530 .args = { { Name | IN, 0 } } },
531 { .name = "shutdown", .ret_type = 1, .nargs = 2,
532 .args = { { Int, 0 }, { Shutdown, 1 } } },
533 { .name = "sigaction", .ret_type = 1, .nargs = 3,
534 .args = { { Signal, 0 }, { Sigaction | IN, 1 },
535 { Sigaction | OUT, 2 } } },
536 { .name = "sigpending", .ret_type = 1, .nargs = 1,
537 .args = { { Sigset | OUT, 0 } } },
538 { .name = "sigprocmask", .ret_type = 1, .nargs = 3,
539 .args = { { Sigprocmask, 0 }, { Sigset, 1 }, { Sigset | OUT, 2 } } },
540 { .name = "sigqueue", .ret_type = 1, .nargs = 3,
541 .args = { { Int, 0 }, { Signal, 1 }, { LongHex, 2 } } },
542 { .name = "sigreturn", .ret_type = 1, .nargs = 1,
543 .args = { { Ptr, 0 } } },
544 { .name = "sigsuspend", .ret_type = 1, .nargs = 1,
545 .args = { { Sigset | IN, 0 } } },
546 { .name = "sigtimedwait", .ret_type = 1, .nargs = 3,
547 .args = { { Sigset | IN, 0 }, { Siginfo | OUT, 1 },
548 { Timespec | IN, 2 } } },
549 { .name = "sigwait", .ret_type = 1, .nargs = 2,
550 .args = { { Sigset | IN, 0 }, { PSig | OUT, 1 } } },
551 { .name = "sigwaitinfo", .ret_type = 1, .nargs = 2,
552 .args = { { Sigset | IN, 0 }, { Siginfo | OUT, 1 } } },
553 { .name = "socket", .ret_type = 1, .nargs = 3,
554 .args = { { Sockdomain, 0 }, { Socktype, 1 }, { Sockprotocol, 2 } } },
555 { .name = "stat", .ret_type = 1, .nargs = 2,
556 .args = { { Name | IN, 0 }, { Stat | OUT, 1 } } },
557 { .name = "statfs", .ret_type = 1, .nargs = 2,
558 .args = { { Name | IN, 0 }, { StatFs | OUT, 1 } } },
559 { .name = "symlink", .ret_type = 1, .nargs = 2,
560 .args = { { Name, 0 }, { Name, 1 } } },
561 { .name = "symlinkat", .ret_type = 1, .nargs = 3,
562 .args = { { Name, 0 }, { Atfd, 1 }, { Name, 2 } } },
563 { .name = "sysarch", .ret_type = 1, .nargs = 2,
564 .args = { { Sysarch, 0 }, { Ptr, 1 } } },
565 { .name = "__sysctl", .ret_type = 1, .nargs = 6,
566 .args = { { Sysctl, 0 }, { Sizet, 1 }, { Ptr, 2 }, { Ptr, 3 },
567 { Ptr, 4 }, { Sizet, 5 } } },
568 { .name = "__sysctlbyname", .ret_type = 1, .nargs = 6,
569 .args = { { Name, 0 }, { Sizet, 1 }, { Ptr, 2 }, { Ptr, 3 },
570 { Ptr, 4}, { Sizet, 5 } } },
571 { .name = "thr_kill", .ret_type = 1, .nargs = 2,
572 .args = { { Long, 0 }, { Signal, 1 } } },
573 { .name = "thr_self", .ret_type = 1, .nargs = 1,
574 .args = { { Ptr, 0 } } },
575 { .name = "thr_set_name", .ret_type = 1, .nargs = 2,
576 .args = { { Long, 0 }, { Name, 1 } } },
577 { .name = "truncate", .ret_type = 1, .nargs = 2,
578 .args = { { Name | IN, 0 }, { QuadHex | IN, 1 } } },
579 { .name = "unlink", .ret_type = 1, .nargs = 1,
580 .args = { { Name, 0 } } },
581 { .name = "unlinkat", .ret_type = 1, .nargs = 3,
582 .args = { { Atfd, 0 }, { Name, 1 }, { Atflags, 2 } } },
583 { .name = "unmount", .ret_type = 1, .nargs = 2,
584 .args = { { Name, 0 }, { Mountflags, 1 } } },
585 { .name = "utimensat", .ret_type = 1, .nargs = 4,
586 .args = { { Atfd, 0 }, { Name | IN, 1 }, { Timespec2 | IN, 2 },
588 { .name = "utimes", .ret_type = 1, .nargs = 2,
589 .args = { { Name | IN, 0 }, { Timeval2 | IN, 1 } } },
590 { .name = "utrace", .ret_type = 1, .nargs = 1,
591 .args = { { Utrace, 0 } } },
592 { .name = "wait4", .ret_type = 1, .nargs = 4,
593 .args = { { Int, 0 }, { ExitStatus | OUT, 1 }, { Waitoptions, 2 },
594 { Rusage | OUT, 3 } } },
595 { .name = "wait6", .ret_type = 1, .nargs = 6,
596 .args = { { Idtype, 0 }, { Quad, 1 }, { ExitStatus | OUT, 2 },
597 { Waitoptions, 3 }, { Rusage | OUT, 4 },
598 { Siginfo | OUT, 5 } } },
599 { .name = "write", .ret_type = 1, .nargs = 3,
600 .args = { { Int, 0 }, { BinString | IN, 1 }, { Sizet, 2 } } },
601 { .name = "writev", .ret_type = 1, .nargs = 3,
602 .args = { { Int, 0 }, { Iovec | IN, 1 }, { Int, 2 } } },
605 { .name = "linux_access", .ret_type = 1, .nargs = 2,
606 .args = { { Name, 0 }, { Accessmode, 1 } } },
607 { .name = "linux_execve", .ret_type = 1, .nargs = 3,
608 .args = { { Name | IN, 0 }, { ExecArgs | IN, 1 },
609 { ExecEnv | IN, 2 } } },
610 { .name = "linux_getitimer", .ret_type = 1, .nargs = 2,
611 .args = { { Itimerwhich, 0 }, { Itimerval | OUT, 2 } } },
612 { .name = "linux_lseek", .ret_type = 2, .nargs = 3,
613 .args = { { Int, 0 }, { Int, 1 }, { Whence, 2 } } },
614 { .name = "linux_mkdir", .ret_type = 1, .nargs = 2,
615 .args = { { Name | IN, 0 }, { Int, 1 } } },
616 { .name = "linux_newfstat", .ret_type = 1, .nargs = 2,
617 .args = { { Int, 0 }, { Ptr | OUT, 1 } } },
618 { .name = "linux_newstat", .ret_type = 1, .nargs = 2,
619 .args = { { Name | IN, 0 }, { Ptr | OUT, 1 } } },
620 { .name = "linux_open", .ret_type = 1, .nargs = 3,
621 .args = { { Name, 0 }, { Hex, 1 }, { Octal, 2 } } },
622 { .name = "linux_readlink", .ret_type = 1, .nargs = 3,
623 .args = { { Name, 0 }, { Name | OUT, 1 }, { Sizet, 2 } } },
624 { .name = "linux_setitimer", .ret_type = 1, .nargs = 3,
625 .args = { { Itimerwhich, 0 }, { Itimerval, 1 },
626 { Itimerval | OUT, 2 } } },
627 { .name = "linux_socketcall", .ret_type = 1, .nargs = 2,
628 .args = { { Int, 0 }, { LinuxSockArgs, 1 } } },
629 { .name = "linux_stat64", .ret_type = 1, .nargs = 2,
630 .args = { { Name | IN, 0 }, { Ptr | OUT, 1 } } },
632 static STAILQ_HEAD(, syscall) seen_syscalls;
634 /* Xlat idea taken from strace */
640 #define X(a) { a, #a },
641 #define XEND { 0, NULL }
643 static struct xlat poll_flags[] = {
644 X(POLLSTANDARD) X(POLLIN) X(POLLPRI) X(POLLOUT) X(POLLERR)
645 X(POLLHUP) X(POLLNVAL) X(POLLRDNORM) X(POLLRDBAND)
646 X(POLLWRBAND) X(POLLINIGNEOF) X(POLLRDHUP) XEND
649 static struct xlat sigaction_flags[] = {
650 X(SA_ONSTACK) X(SA_RESTART) X(SA_RESETHAND) X(SA_NOCLDSTOP)
651 X(SA_NODEFER) X(SA_NOCLDWAIT) X(SA_SIGINFO) XEND
654 static struct xlat linux_socketcall_ops[] = {
655 X(LINUX_SOCKET) X(LINUX_BIND) X(LINUX_CONNECT) X(LINUX_LISTEN)
656 X(LINUX_ACCEPT) X(LINUX_GETSOCKNAME) X(LINUX_GETPEERNAME)
657 X(LINUX_SOCKETPAIR) X(LINUX_SEND) X(LINUX_RECV) X(LINUX_SENDTO)
658 X(LINUX_RECVFROM) X(LINUX_SHUTDOWN) X(LINUX_SETSOCKOPT)
659 X(LINUX_GETSOCKOPT) X(LINUX_SENDMSG) X(LINUX_RECVMSG)
663 static struct xlat lio_modes[] = {
664 X(LIO_WAIT) X(LIO_NOWAIT)
668 static struct xlat lio_opcodes[] = {
669 X(LIO_WRITE) X(LIO_READ) X(LIO_READV) X(LIO_WRITEV) X(LIO_NOP)
673 static struct xlat aio_fsync_ops[] = {
682 * Searches an xlat array for a value, and returns it if found. Otherwise
683 * return a string representation.
686 lookup(struct xlat *xlat, int val, int base)
690 for (; xlat->str != NULL; xlat++)
691 if (xlat->val == val)
695 sprintf(tmp, "0%o", val);
698 sprintf(tmp, "0x%x", val);
701 sprintf(tmp, "%u", val);
704 errx(1, "Unknown lookup base");
710 xlookup(struct xlat *xlat, int val)
713 return (lookup(xlat, val, 16));
717 * Searches an xlat array containing bitfield values. Remaining bits
718 * set after removing the known ones are printed at the end:
722 xlookup_bits(struct xlat *xlat, int val)
725 static char str[512];
729 for (; xlat->str != NULL; xlat++) {
730 if ((xlat->val & rem) == xlat->val) {
732 * Don't print the "all-bits-zero" string unless all
733 * bits are really zero.
735 if (xlat->val == 0 && val != 0)
737 len += sprintf(str + len, "%s|", xlat->str);
743 * If we have leftover bits or didn't match anything, print
747 len += sprintf(str + len, "0x%x", rem);
748 if (len && str[len - 1] == '|')
755 print_integer_arg(const char *(*decoder)(int), FILE *fp, int value)
759 str = decoder(value);
763 fprintf(fp, "%d", value);
767 print_mask_arg_part(bool (*decoder)(FILE *, int, int *), FILE *fp, int value,
771 return (decoder(fp, value, rem));
775 print_mask_arg(bool (*decoder)(FILE *, int, int *), FILE *fp, int value)
779 if (!print_mask_arg_part(decoder, fp, value, &rem))
780 fprintf(fp, "0x%x", rem);
782 fprintf(fp, "|0x%x", rem);
786 print_mask_arg32(bool (*decoder)(FILE *, uint32_t, uint32_t *), FILE *fp,
791 if (!decoder(fp, value, &rem))
792 fprintf(fp, "0x%x", rem);
794 fprintf(fp, "|0x%x", rem);
798 * Add argument padding to subsequent system calls after Quad
799 * syscall arguments as needed. This used to be done by hand in the
800 * decoded_syscalls table which was ugly and error prone. It is
801 * simpler to do the fixup of offsets at initialization time than when
802 * decoding arguments.
805 quad_fixup(struct syscall_decode *sc)
812 for (i = 0; i < sc->nargs; i++) {
813 /* This arg type is a dummy that doesn't use offset. */
814 if ((sc->args[i].type & ARG_MASK) == PipeFds)
817 assert(prev < sc->args[i].offset);
818 prev = sc->args[i].offset;
819 sc->args[i].offset += offset;
820 switch (sc->args[i].type & ARG_MASK) {
823 #if defined(__powerpc__) || defined(__arm__) || defined(__aarch64__)
825 * 64-bit arguments on 32-bit powerpc and arm must be
826 * 64-bit aligned. If the current offset is
827 * not aligned, the calling convention inserts
828 * a 32-bit pad argument that should be skipped.
830 if (sc->args[i].offset % 2 == 1) {
831 sc->args[i].offset++;
842 static struct syscall *
843 find_syscall(struct procabi *abi, u_int number)
845 struct extra_syscall *es;
847 if (number < nitems(abi->syscalls))
848 return (abi->syscalls[number]);
849 STAILQ_FOREACH(es, &abi->extra_syscalls, entries) {
850 if (es->number == number)
857 add_syscall(struct procabi *abi, u_int number, struct syscall *sc)
859 struct extra_syscall *es;
862 * quad_fixup() is currently needed for all 32-bit ABIs.
863 * TODO: This should probably be a function pointer inside struct
866 if (abi->pointer_size == 4)
867 quad_fixup(&sc->decode);
869 if (number < nitems(abi->syscalls)) {
870 assert(abi->syscalls[number] == NULL);
871 abi->syscalls[number] = sc;
873 es = malloc(sizeof(*es));
876 STAILQ_INSERT_TAIL(&abi->extra_syscalls, es, entries);
879 STAILQ_INSERT_HEAD(&seen_syscalls, sc, entries);
883 * If/when the list gets big, it might be desirable to do it
884 * as a hash table or binary search.
887 get_syscall(struct threadinfo *t, u_int number, u_int nargs)
890 struct procabi *procabi;
891 const char *sysdecode_name;
892 const char *lookup_name;
896 procabi = t->proc->abi;
897 sc = find_syscall(procabi, number);
901 /* Memory is not explicitly deallocated, it's released on exit(). */
902 sysdecode_name = sysdecode_syscallname(procabi->abi, number);
903 if (sysdecode_name == NULL)
904 asprintf(__DECONST(char **, &name), "#%d", number);
906 name = sysdecode_name;
908 sc = calloc(1, sizeof(*sc));
911 /* Also decode compat syscalls arguments by stripping the prefix. */
913 if (procabi->compat_prefix != NULL && strncmp(procabi->compat_prefix,
914 name, strlen(procabi->compat_prefix)) == 0)
915 lookup_name += strlen(procabi->compat_prefix);
917 for (i = 0; i < nitems(decoded_syscalls); i++) {
918 if (strcmp(lookup_name, decoded_syscalls[i].name) == 0) {
919 sc->decode = decoded_syscalls[i];
920 add_syscall(t->proc->abi, number, sc);
925 /* It is unknown. Add it into the list. */
927 fprintf(stderr, "unknown syscall %s -- setting args to %d\n", name,
930 sc->unknown = sysdecode_name == NULL;
931 sc->decode.ret_type = 1; /* Assume 1 return value. */
932 sc->decode.nargs = nargs;
933 for (i = 0; i < nargs; i++) {
934 sc->decode.args[i].offset = i;
935 /* Treat all unknown arguments as LongHex. */
936 sc->decode.args[i].type = LongHex;
938 add_syscall(t->proc->abi, number, sc);
943 * Copy a fixed amount of bytes from the process.
946 get_struct(pid_t pid, psaddr_t offset, void *buf, size_t len)
948 struct ptrace_io_desc iorequest;
950 iorequest.piod_op = PIOD_READ_D;
951 iorequest.piod_offs = (void *)(uintptr_t)offset;
952 iorequest.piod_addr = buf;
953 iorequest.piod_len = len;
954 if (ptrace(PT_IO, pid, (caddr_t)&iorequest, 0) < 0)
962 * Copy a string from the process. Note that it is
963 * expected to be a C string, but if max is set, it will
964 * only get that much.
967 get_string(pid_t pid, psaddr_t addr, int max)
969 struct ptrace_io_desc iorequest;
971 size_t offset, size, totalsize;
977 /* Read up to the end of the current page. */
978 size = PAGE_SIZE - (addr % PAGE_SIZE);
983 buf = malloc(totalsize);
987 iorequest.piod_op = PIOD_READ_D;
988 iorequest.piod_offs = (void *)((uintptr_t)addr + offset);
989 iorequest.piod_addr = buf + offset;
990 iorequest.piod_len = size;
991 if (ptrace(PT_IO, pid, (caddr_t)&iorequest, 0) < 0) {
995 if (memchr(buf + offset, '\0', size) != NULL)
998 if (totalsize < MAXSIZE && max == 0) {
999 size = MAXSIZE - totalsize;
1000 if (size > PAGE_SIZE)
1002 nbuf = realloc(buf, totalsize + size);
1004 buf[totalsize - 1] = '\0';
1010 buf[totalsize - 1] = '\0';
1019 static char tmp[32];
1020 const char *signame;
1022 signame = sysdecode_signal(sig);
1023 if (signame == NULL) {
1024 snprintf(tmp, sizeof(tmp), "%d", sig);
1031 print_kevent(FILE *fp, struct kevent *ke)
1034 switch (ke->filter) {
1040 case EVFILT_PROCDESC:
1042 fprintf(fp, "%ju", (uintmax_t)ke->ident);
1045 fputs(strsig2(ke->ident), fp);
1048 fprintf(fp, "%p", (void *)ke->ident);
1051 print_integer_arg(sysdecode_kevent_filter, fp, ke->filter);
1053 print_mask_arg(sysdecode_kevent_flags, fp, ke->flags);
1055 sysdecode_kevent_fflags(fp, ke->filter, ke->fflags, 16);
1056 fprintf(fp, ",%#jx,%p", (uintmax_t)ke->data, ke->udata);
1060 print_utrace(FILE *fp, void *utrace_addr, size_t len)
1062 unsigned char *utrace_buffer;
1065 if (sysdecode_utrace(fp, utrace_addr, len)) {
1070 utrace_buffer = utrace_addr;
1071 fprintf(fp, "%zu:", len);
1073 fprintf(fp, " %02x", *utrace_buffer++);
1078 print_pointer(FILE *fp, uintptr_t arg)
1081 fprintf(fp, "%p", (void *)arg);
1085 print_sockaddr(FILE *fp, struct trussinfo *trussinfo, uintptr_t arg,
1089 struct sockaddr_in *lsin;
1090 struct sockaddr_in6 *lsin6;
1091 struct sockaddr_un *sun;
1092 struct sockaddr *sa;
1094 pid_t pid = trussinfo->curthread->proc->pid;
1100 /* If the length is too small, just bail. */
1101 if (len < sizeof(*sa)) {
1102 print_pointer(fp, arg);
1106 sa = calloc(1, len);
1107 if (get_struct(pid, arg, sa, len) == -1) {
1109 print_pointer(fp, arg);
1113 switch (sa->sa_family) {
1115 if (len < sizeof(*lsin))
1116 goto sockaddr_short;
1117 lsin = (struct sockaddr_in *)(void *)sa;
1118 inet_ntop(AF_INET, &lsin->sin_addr, addr, sizeof(addr));
1119 fprintf(fp, "{ AF_INET %s:%d }", addr,
1120 htons(lsin->sin_port));
1123 if (len < sizeof(*lsin6))
1124 goto sockaddr_short;
1125 lsin6 = (struct sockaddr_in6 *)(void *)sa;
1126 inet_ntop(AF_INET6, &lsin6->sin6_addr, addr,
1128 fprintf(fp, "{ AF_INET6 [%s]:%d }", addr,
1129 htons(lsin6->sin6_port));
1132 sun = (struct sockaddr_un *)sa;
1133 fprintf(fp, "{ AF_UNIX \"%.*s\" }",
1134 (int)(len - offsetof(struct sockaddr_un, sun_path)),
1140 "{ sa_len = %d, sa_family = %d, sa_data = {",
1141 (int)sa->sa_len, (int)sa->sa_family);
1142 for (q = (u_char *)sa->sa_data;
1143 q < (u_char *)sa + len; q++)
1144 fprintf(fp, "%s 0x%02x",
1145 q == (u_char *)sa->sa_data ? "" : ",",
1152 #define IOV_LIMIT 16
1155 print_iovec(FILE *fp, struct trussinfo *trussinfo, uintptr_t arg, int iovcnt)
1157 struct iovec iov[IOV_LIMIT];
1158 size_t max_string = trussinfo->strsize;
1159 char tmp2[max_string + 1], *tmp3;
1161 pid_t pid = trussinfo->curthread->proc->pid;
1163 bool buf_truncated, iov_truncated;
1166 print_pointer(fp, arg);
1169 if (iovcnt > IOV_LIMIT) {
1171 iov_truncated = true;
1173 iov_truncated = false;
1175 if (get_struct(pid, arg, &iov, iovcnt * sizeof(struct iovec)) == -1) {
1176 print_pointer(fp, arg);
1181 for (i = 0; i < iovcnt; i++) {
1182 len = iov[i].iov_len;
1183 if (len > max_string) {
1185 buf_truncated = true;
1187 buf_truncated = false;
1189 fprintf(fp, "%s{", (i > 0) ? "," : "");
1190 if (len && get_struct(pid, (uintptr_t)iov[i].iov_base, &tmp2, len) != -1) {
1191 tmp3 = malloc(len * 4 + 1);
1193 if (strvisx(tmp3, tmp2, len,
1194 VIS_CSTYLE|VIS_TAB|VIS_NL) <=
1198 buf_truncated = true;
1200 fprintf(fp, "\"%s\"%s", tmp3,
1201 buf_truncated ? "..." : "");
1204 print_pointer(fp, (uintptr_t)iov[i].iov_base);
1206 fprintf(fp, ",%zu}", iov[i].iov_len);
1208 fprintf(fp, "%s%s", iov_truncated ? ",..." : "", "]");
1212 print_sigval(FILE *fp, union sigval *sv)
1214 fprintf(fp, "{ %d, %p }", sv->sival_int, sv->sival_ptr);
1218 print_sigevent(FILE *fp, struct sigevent *se)
1220 fputs("{ sigev_notify=", fp);
1221 switch (se->sigev_notify) {
1223 fputs("SIGEV_NONE", fp);
1226 fprintf(fp, "SIGEV_SIGNAL, sigev_signo=%s, sigev_value=",
1227 strsig2(se->sigev_signo));
1228 print_sigval(fp, &se->sigev_value);
1231 fputs("SIGEV_THREAD, sigev_value=", fp);
1232 print_sigval(fp, &se->sigev_value);
1235 fprintf(fp, "SIGEV_KEVENT, sigev_notify_kqueue=%d, sigev_notify_kevent_flags=",
1236 se->sigev_notify_kqueue);
1237 print_mask_arg(sysdecode_kevent_flags, fp, se->sigev_notify_kevent_flags);
1239 case SIGEV_THREAD_ID:
1240 fprintf(fp, "SIGEV_THREAD_ID, sigev_notify_thread_id=%d, sigev_signo=%s, sigev_value=",
1241 se->sigev_notify_thread_id, strsig2(se->sigev_signo));
1242 print_sigval(fp, &se->sigev_value);
1245 fprintf(fp, "%d", se->sigev_notify);
1252 print_aiocb(FILE *fp, struct aiocb *cb)
1254 fprintf(fp, "{ %d,%jd,%p,%zu,%s,",
1259 xlookup(lio_opcodes, cb->aio_lio_opcode));
1260 print_sigevent(fp, &cb->aio_sigevent);
1265 print_gen_cmsg(FILE *fp, struct cmsghdr *cmsghdr)
1270 for (q = CMSG_DATA(cmsghdr);
1271 q < (u_char *)cmsghdr + cmsghdr->cmsg_len; q++) {
1272 fprintf(fp, "%s0x%02x", q == CMSG_DATA(cmsghdr) ? "" : ",", *q);
1278 print_sctp_initmsg(FILE *fp, struct sctp_initmsg *init)
1280 fprintf(fp, "{out=%u,", init->sinit_num_ostreams);
1281 fprintf(fp, "in=%u,", init->sinit_max_instreams);
1282 fprintf(fp, "max_rtx=%u,", init->sinit_max_attempts);
1283 fprintf(fp, "max_rto=%u}", init->sinit_max_init_timeo);
1287 print_sctp_sndrcvinfo(FILE *fp, bool receive, struct sctp_sndrcvinfo *info)
1289 fprintf(fp, "{sid=%u,", info->sinfo_stream);
1291 fprintf(fp, "ssn=%u,", info->sinfo_ssn);
1294 sysdecode_sctp_sinfo_flags(fp, info->sinfo_flags);
1295 fprintf(fp, ",ppid=%u,", ntohl(info->sinfo_ppid));
1297 fprintf(fp, "ctx=%u,", info->sinfo_context);
1298 fprintf(fp, "ttl=%u,", info->sinfo_timetolive);
1301 fprintf(fp, "tsn=%u,", info->sinfo_tsn);
1302 fprintf(fp, "cumtsn=%u,", info->sinfo_cumtsn);
1304 fprintf(fp, "id=%u}", info->sinfo_assoc_id);
1308 print_sctp_sndinfo(FILE *fp, struct sctp_sndinfo *info)
1310 fprintf(fp, "{sid=%u,", info->snd_sid);
1312 print_mask_arg(sysdecode_sctp_snd_flags, fp, info->snd_flags);
1313 fprintf(fp, ",ppid=%u,", ntohl(info->snd_ppid));
1314 fprintf(fp, "ctx=%u,", info->snd_context);
1315 fprintf(fp, "id=%u}", info->snd_assoc_id);
1319 print_sctp_rcvinfo(FILE *fp, struct sctp_rcvinfo *info)
1321 fprintf(fp, "{sid=%u,", info->rcv_sid);
1322 fprintf(fp, "ssn=%u,", info->rcv_ssn);
1324 print_mask_arg(sysdecode_sctp_rcv_flags, fp, info->rcv_flags);
1325 fprintf(fp, ",ppid=%u,", ntohl(info->rcv_ppid));
1326 fprintf(fp, "tsn=%u,", info->rcv_tsn);
1327 fprintf(fp, "cumtsn=%u,", info->rcv_cumtsn);
1328 fprintf(fp, "ctx=%u,", info->rcv_context);
1329 fprintf(fp, "id=%u}", info->rcv_assoc_id);
1333 print_sctp_nxtinfo(FILE *fp, struct sctp_nxtinfo *info)
1335 fprintf(fp, "{sid=%u,", info->nxt_sid);
1337 print_mask_arg(sysdecode_sctp_nxt_flags, fp, info->nxt_flags);
1338 fprintf(fp, ",ppid=%u,", ntohl(info->nxt_ppid));
1339 fprintf(fp, "len=%u,", info->nxt_length);
1340 fprintf(fp, "id=%u}", info->nxt_assoc_id);
1344 print_sctp_prinfo(FILE *fp, struct sctp_prinfo *info)
1347 print_integer_arg(sysdecode_sctp_pr_policy, fp, info->pr_policy);
1348 fprintf(fp, ",val=%u}", info->pr_value);
1352 print_sctp_authinfo(FILE *fp, struct sctp_authinfo *info)
1354 fprintf(fp, "{num=%u}", info->auth_keynumber);
1358 print_sctp_ipv4_addr(FILE *fp, struct in_addr *addr)
1360 char buf[INET_ADDRSTRLEN];
1363 s = inet_ntop(AF_INET, addr, buf, INET_ADDRSTRLEN);
1365 fprintf(fp, "{addr=%s}", s);
1367 fputs("{addr=???}", fp);
1371 print_sctp_ipv6_addr(FILE *fp, struct in6_addr *addr)
1373 char buf[INET6_ADDRSTRLEN];
1376 s = inet_ntop(AF_INET6, addr, buf, INET6_ADDRSTRLEN);
1378 fprintf(fp, "{addr=%s}", s);
1380 fputs("{addr=???}", fp);
1384 print_sctp_cmsg(FILE *fp, bool receive, struct cmsghdr *cmsghdr)
1389 len = cmsghdr->cmsg_len;
1390 data = CMSG_DATA(cmsghdr);
1391 switch (cmsghdr->cmsg_type) {
1393 if (len == CMSG_LEN(sizeof(struct sctp_initmsg)))
1394 print_sctp_initmsg(fp, (struct sctp_initmsg *)data);
1396 print_gen_cmsg(fp, cmsghdr);
1399 if (len == CMSG_LEN(sizeof(struct sctp_sndrcvinfo)))
1400 print_sctp_sndrcvinfo(fp, receive,
1401 (struct sctp_sndrcvinfo *)data);
1403 print_gen_cmsg(fp, cmsghdr);
1407 if (len == CMSG_LEN(sizeof(struct sctp_extrcvinfo)))
1408 print_sctp_extrcvinfo(fp,
1409 (struct sctp_extrcvinfo *)data);
1411 print_gen_cmsg(fp, cmsghdr);
1415 if (len == CMSG_LEN(sizeof(struct sctp_sndinfo)))
1416 print_sctp_sndinfo(fp, (struct sctp_sndinfo *)data);
1418 print_gen_cmsg(fp, cmsghdr);
1421 if (len == CMSG_LEN(sizeof(struct sctp_rcvinfo)))
1422 print_sctp_rcvinfo(fp, (struct sctp_rcvinfo *)data);
1424 print_gen_cmsg(fp, cmsghdr);
1427 if (len == CMSG_LEN(sizeof(struct sctp_nxtinfo)))
1428 print_sctp_nxtinfo(fp, (struct sctp_nxtinfo *)data);
1430 print_gen_cmsg(fp, cmsghdr);
1433 if (len == CMSG_LEN(sizeof(struct sctp_prinfo)))
1434 print_sctp_prinfo(fp, (struct sctp_prinfo *)data);
1436 print_gen_cmsg(fp, cmsghdr);
1439 if (len == CMSG_LEN(sizeof(struct sctp_authinfo)))
1440 print_sctp_authinfo(fp, (struct sctp_authinfo *)data);
1442 print_gen_cmsg(fp, cmsghdr);
1444 case SCTP_DSTADDRV4:
1445 if (len == CMSG_LEN(sizeof(struct in_addr)))
1446 print_sctp_ipv4_addr(fp, (struct in_addr *)data);
1448 print_gen_cmsg(fp, cmsghdr);
1450 case SCTP_DSTADDRV6:
1451 if (len == CMSG_LEN(sizeof(struct in6_addr)))
1452 print_sctp_ipv6_addr(fp, (struct in6_addr *)data);
1454 print_gen_cmsg(fp, cmsghdr);
1457 print_gen_cmsg(fp, cmsghdr);
1462 print_cmsgs(FILE *fp, pid_t pid, bool receive, struct msghdr *msghdr)
1464 struct cmsghdr *cmsghdr;
1471 len = msghdr->msg_controllen;
1476 cmsgbuf = calloc(1, len);
1477 if (get_struct(pid, (uintptr_t)msghdr->msg_control, cmsgbuf, len) == -1) {
1478 print_pointer(fp, (uintptr_t)msghdr->msg_control);
1482 msghdr->msg_control = cmsgbuf;
1485 for (cmsghdr = CMSG_FIRSTHDR(msghdr);
1487 cmsghdr = CMSG_NXTHDR(msghdr, cmsghdr)) {
1488 if (cmsghdr->cmsg_len < sizeof(*cmsghdr)) {
1489 fprintf(fp, "{<invalid cmsg, len=%u>}",
1491 if (cmsghdr->cmsg_len == 0) {
1492 /* Avoid looping forever. */
1498 level = cmsghdr->cmsg_level;
1499 type = cmsghdr->cmsg_type;
1500 len = cmsghdr->cmsg_len;
1501 fprintf(fp, "%s{level=", first ? "" : ",");
1502 print_integer_arg(sysdecode_sockopt_level, fp, level);
1503 fputs(",type=", fp);
1504 temp = sysdecode_cmsg_type(level, type);
1508 fprintf(fp, "%d", type);
1510 fputs(",data=", fp);
1513 print_sctp_cmsg(fp, receive, cmsghdr);
1516 print_gen_cmsg(fp, cmsghdr);
1527 print_sysctl_oid(FILE *fp, int *oid, size_t len)
1534 for (i = 0; i < len; i++) {
1535 fprintf(fp, "%s%d", first ? "" : ".", oid[i]);
1542 print_sysctl(FILE *fp, int *oid, size_t len)
1545 int qoid[CTL_MAXNAME + 2];
1548 qoid[0] = CTL_SYSCTL;
1549 qoid[1] = CTL_SYSCTL_NAME;
1550 memcpy(qoid + 2, oid, len * sizeof(int));
1552 if (sysctl(qoid, len + 2, name, &i, 0, 0) == -1)
1553 print_sysctl_oid(fp, oid, len);
1555 fprintf(fp, "%s", name);
1559 * Convert a 32-bit user-space pointer to psaddr_t by zero-extending.
1562 user_ptr32_to_psaddr(int32_t user_pointer)
1564 return ((psaddr_t)(uintptr_t)user_pointer);
1568 * Converts a syscall argument into a string. Said string is
1569 * allocated via malloc(), so needs to be free()'d. sc is
1570 * a pointer to the syscall description (see above); args is
1571 * an array of all of the system call arguments.
1574 print_arg(struct syscall_arg *sc, syscallarg_t *args, syscallarg_t *retval,
1575 struct trussinfo *trussinfo)
1582 fp = open_memstream(&tmp, &tmplen);
1583 pid = trussinfo->curthread->proc->pid;
1584 switch (sc->type & ARG_MASK) {
1586 fprintf(fp, "0x%x", (int)args[sc->offset]);
1589 fprintf(fp, "0%o", (int)args[sc->offset]);
1592 fprintf(fp, "%d", (int)args[sc->offset]);
1595 fprintf(fp, "%u", (unsigned int)args[sc->offset]);
1600 if (get_struct(pid, args[sc->offset], &val,
1602 fprintf(fp, "{ %u }", val);
1604 print_pointer(fp, args[sc->offset]);
1608 fprintf(fp, "0x%lx", (long)args[sc->offset]);
1611 fprintf(fp, "%ld", (long)args[sc->offset]);
1614 fprintf(fp, "%zu", (size_t)args[sc->offset]);
1617 /* Handle special SHM_ANON value. */
1618 if ((char *)(uintptr_t)args[sc->offset] == SHM_ANON) {
1619 fprintf(fp, "SHM_ANON");
1624 /* NULL-terminated string. */
1627 tmp2 = get_string(pid, args[sc->offset], 0);
1628 fprintf(fp, "\"%s\"", tmp2);
1634 * Binary block of data that might have printable characters.
1635 * XXX If type|OUT, assume that the length is the syscall's
1636 * return value. Otherwise, assume that the length of the block
1637 * is in the next syscall argument.
1639 int max_string = trussinfo->strsize;
1640 char tmp2[max_string + 1], *tmp3;
1647 len = args[sc->offset + 1];
1650 * Don't print more than max_string characters, to avoid word
1651 * wrap. If we have to truncate put some ... after the string.
1653 if (len > max_string) {
1657 if (len && get_struct(pid, args[sc->offset], &tmp2, len)
1659 tmp3 = malloc(len * 4 + 1);
1661 if (strvisx(tmp3, tmp2, len,
1662 VIS_CSTYLE|VIS_TAB|VIS_NL) <= max_string)
1667 fprintf(fp, "\"%s\"%s", tmp3, truncated ?
1671 print_pointer(fp, args[sc->offset]);
1680 int32_t strarray32[PAGE_SIZE / sizeof(int32_t)];
1681 int64_t strarray64[PAGE_SIZE / sizeof(int64_t)];
1682 char buf[PAGE_SIZE];
1687 size_t pointer_size =
1688 trussinfo->curthread->proc->abi->pointer_size;
1691 * Only parse argv[] and environment arrays from exec calls
1694 if (((sc->type & ARG_MASK) == ExecArgs &&
1695 (trussinfo->flags & EXECVEARGS) == 0) ||
1696 ((sc->type & ARG_MASK) == ExecEnv &&
1697 (trussinfo->flags & EXECVEENVS) == 0)) {
1698 print_pointer(fp, args[sc->offset]);
1703 * Read a page of pointers at a time. Punt if the top-level
1704 * pointer is not aligned. Note that the first read is of
1707 addr = args[sc->offset];
1708 if (!__is_aligned(addr, pointer_size)) {
1709 print_pointer(fp, args[sc->offset]);
1713 len = PAGE_SIZE - (addr & PAGE_MASK);
1714 if (get_struct(pid, addr, u.buf, len) == -1) {
1715 print_pointer(fp, args[sc->offset]);
1725 if (pointer_size == 4) {
1726 straddr = user_ptr32_to_psaddr(u.strarray32[i]);
1727 } else if (pointer_size == 8) {
1728 straddr = (psaddr_t)u.strarray64[i];
1730 errx(1, "Unsupported pointer size: %zu",
1734 /* Stop once we read the first NULL pointer. */
1737 string = get_string(pid, straddr, 0);
1738 fprintf(fp, "%s \"%s\"", first ? "" : ",", string);
1743 if (i == len / pointer_size) {
1746 if (get_struct(pid, addr, u.buf, len) == -1) {
1747 fprintf(fp, ", <inval>");
1759 size_t pointer_size =
1760 trussinfo->curthread->proc->abi->pointer_size;
1762 if (pointer_size == 4) {
1763 #if _BYTE_ORDER == _LITTLE_ENDIAN
1764 value = (uint64_t)args[sc->offset + 1] << 32 |
1767 value = (uint64_t)args[sc->offset] << 32 |
1768 args[sc->offset + 1];
1771 value = (uint64_t)args[sc->offset];
1773 if ((sc->type & ARG_MASK) == Quad)
1774 fprintf(fp, "%jd", (intmax_t)value);
1776 fprintf(fp, "0x%jx", (intmax_t)value);
1782 if (get_struct(pid, args[sc->offset], &val,
1784 fprintf(fp, "{ 0x%jx }", (uintmax_t)val);
1786 print_pointer(fp, args[sc->offset]);
1790 print_pointer(fp, args[sc->offset]);
1795 if (retval[0] == -1)
1797 tmp2 = get_string(pid, args[sc->offset], retval[0]);
1798 fprintf(fp, "\"%s\"", tmp2);
1806 cmd = args[sc->offset];
1807 temp = sysdecode_ioctlname(cmd);
1811 fprintf(fp, "0x%lx { IO%s%s 0x%lx('%c'), %lu, %lu }",
1812 cmd, cmd & IOC_OUT ? "R" : "",
1813 cmd & IOC_IN ? "W" : "", IOCGROUP(cmd),
1814 isprint(IOCGROUP(cmd)) ? (char)IOCGROUP(cmd) : '?',
1815 cmd & 0xFF, IOCPARM_LEN(cmd));
1822 if (get_struct(pid, args[sc->offset], &ts, sizeof(ts)) != -1)
1823 fprintf(fp, "{ %jd.%09ld }", (intmax_t)ts.tv_sec,
1826 print_pointer(fp, args[sc->offset]);
1830 struct timespec ts[2];
1834 if (get_struct(pid, args[sc->offset], &ts, sizeof(ts)) != -1) {
1837 for (i = 0; i < nitems(ts); i++) {
1840 switch (ts[i].tv_nsec) {
1842 fprintf(fp, "UTIME_NOW");
1845 fprintf(fp, "UTIME_OMIT");
1848 fprintf(fp, "%jd.%09ld",
1849 (intmax_t)ts[i].tv_sec,
1856 print_pointer(fp, args[sc->offset]);
1862 if (get_struct(pid, args[sc->offset], &tv, sizeof(tv)) != -1)
1863 fprintf(fp, "{ %jd.%06ld }", (intmax_t)tv.tv_sec,
1866 print_pointer(fp, args[sc->offset]);
1870 struct timeval tv[2];
1872 if (get_struct(pid, args[sc->offset], &tv, sizeof(tv)) != -1)
1873 fprintf(fp, "{ %jd.%06ld, %jd.%06ld }",
1874 (intmax_t)tv[0].tv_sec, tv[0].tv_usec,
1875 (intmax_t)tv[1].tv_sec, tv[1].tv_usec);
1877 print_pointer(fp, args[sc->offset]);
1881 struct itimerval itv;
1883 if (get_struct(pid, args[sc->offset], &itv, sizeof(itv)) != -1)
1884 fprintf(fp, "{ %jd.%06ld, %jd.%06ld }",
1885 (intmax_t)itv.it_interval.tv_sec,
1886 itv.it_interval.tv_usec,
1887 (intmax_t)itv.it_value.tv_sec,
1888 itv.it_value.tv_usec);
1890 print_pointer(fp, args[sc->offset]);
1895 struct linux_socketcall_args largs;
1897 if (get_struct(pid, args[sc->offset], (void *)&largs,
1898 sizeof(largs)) != -1)
1899 fprintf(fp, "{ %s, 0x%lx }",
1900 lookup(linux_socketcall_ops, largs.what, 10),
1901 (long unsigned int)largs.args);
1903 print_pointer(fp, args[sc->offset]);
1908 * XXX: A Pollfd argument expects the /next/ syscall argument
1909 * to be the number of fds in the array. This matches the poll
1913 int numfds = args[sc->offset + 1];
1914 size_t bytes = sizeof(struct pollfd) * numfds;
1917 if ((pfd = malloc(bytes)) == NULL)
1918 err(1, "Cannot malloc %zu bytes for pollfd array",
1920 if (get_struct(pid, args[sc->offset], pfd, bytes) != -1) {
1922 for (i = 0; i < numfds; i++) {
1923 fprintf(fp, " %d/%s", pfd[i].fd,
1924 xlookup_bits(poll_flags, pfd[i].events));
1928 print_pointer(fp, args[sc->offset]);
1935 * XXX: A Fd_set argument expects the /first/ syscall argument
1936 * to be the number of fds in the array. This matches the
1940 int numfds = args[0];
1941 size_t bytes = _howmany(numfds, _NFDBITS) * _NFDBITS;
1944 if ((fds = malloc(bytes)) == NULL)
1945 err(1, "Cannot malloc %zu bytes for fd_set array",
1947 if (get_struct(pid, args[sc->offset], fds, bytes) != -1) {
1949 for (i = 0; i < numfds; i++) {
1950 if (FD_ISSET(i, fds))
1951 fprintf(fp, " %d", i);
1955 print_pointer(fp, args[sc->offset]);
1960 fputs(strsig2(args[sc->offset]), fp);
1966 if (get_struct(pid, args[sc->offset], (void *)&ss,
1967 sizeof(ss)) == -1) {
1968 print_pointer(fp, args[sc->offset]);
1973 for (i = 1; i < sys_nsig; i++) {
1974 if (sigismember(&ss, i)) {
1975 fprintf(fp, "%s%s", !first ? "|" : "",
1986 print_integer_arg(sysdecode_sigprocmask_how, fp,
1990 /* XXX: Output depends on the value of the previous argument. */
1991 if (sysdecode_fcntl_arg_p(args[sc->offset - 1]))
1992 sysdecode_fcntl_arg(fp, args[sc->offset - 1],
1993 args[sc->offset], 16);
1996 print_mask_arg(sysdecode_open_flags, fp, args[sc->offset]);
1999 print_integer_arg(sysdecode_fcntl_cmd, fp, args[sc->offset]);
2001 case Closerangeflags:
2002 print_mask_arg(sysdecode_close_range_flags, fp, args[sc->offset]);
2005 print_mask_arg(sysdecode_mmap_prot, fp, args[sc->offset]);
2008 print_mask_arg(sysdecode_mmap_flags, fp, args[sc->offset]);
2011 print_integer_arg(sysdecode_whence, fp, args[sc->offset]);
2014 print_mask_arg(sysdecode_shmflags, fp, args[sc->offset]);
2017 print_integer_arg(sysdecode_socketdomain, fp, args[sc->offset]);
2020 print_mask_arg(sysdecode_socket_type, fp, args[sc->offset]);
2023 print_integer_arg(sysdecode_shutdown_how, fp, args[sc->offset]);
2026 print_integer_arg(sysdecode_rlimit, fp, args[sc->offset]);
2029 print_integer_arg(sysdecode_getrusage_who, fp, args[sc->offset]);
2032 print_integer_arg(sysdecode_pathconf_name, fp, args[sc->offset]);
2035 print_mask_arg(sysdecode_rfork_flags, fp, args[sc->offset]);
2040 if (args[sc->offset] == 0) {
2046 * Extract the address length from the next argument. If
2047 * this is an output sockaddr (OUT is set), then the
2048 * next argument is a pointer to a socklen_t. Otherwise
2049 * the next argument contains a socklen_t by value.
2051 if (sc->type & OUT) {
2052 if (get_struct(pid, args[sc->offset + 1], &len,
2053 sizeof(len)) == -1) {
2054 print_pointer(fp, args[sc->offset]);
2058 len = args[sc->offset + 1];
2060 print_sockaddr(fp, trussinfo, args[sc->offset], len);
2064 struct sigaction sa;
2066 if (get_struct(pid, args[sc->offset], &sa, sizeof(sa)) != -1) {
2068 if (sa.sa_handler == SIG_DFL)
2069 fputs("SIG_DFL", fp);
2070 else if (sa.sa_handler == SIG_IGN)
2071 fputs("SIG_IGN", fp);
2073 fprintf(fp, "%p", sa.sa_handler);
2074 fprintf(fp, " %s ss_t }",
2075 xlookup_bits(sigaction_flags, sa.sa_flags));
2077 print_pointer(fp, args[sc->offset]);
2083 if (get_struct(pid, args[sc->offset], &se, sizeof(se)) != -1)
2084 print_sigevent(fp, &se);
2086 print_pointer(fp, args[sc->offset]);
2091 * XXX XXX: The size of the array is determined by either the
2092 * next syscall argument, or by the syscall return value,
2093 * depending on which argument number we are. This matches the
2094 * kevent syscall, but luckily that's the only syscall that uses
2102 if (sc->offset == 1)
2103 numevents = args[sc->offset+1];
2104 else if (sc->offset == 3 && retval[0] != -1)
2105 numevents = retval[0];
2107 if (numevents >= 0) {
2108 bytes = sizeof(struct kevent) * numevents;
2109 if ((ke = malloc(bytes)) == NULL)
2111 "Cannot malloc %zu bytes for kevent array",
2115 if (numevents >= 0 && get_struct(pid, args[sc->offset],
2118 for (i = 0; i < numevents; i++) {
2120 print_kevent(fp, &ke[i]);
2124 print_pointer(fp, args[sc->offset]);
2130 struct freebsd11_kevent *ke11;
2136 if (sc->offset == 1)
2137 numevents = args[sc->offset+1];
2138 else if (sc->offset == 3 && retval[0] != -1)
2139 numevents = retval[0];
2141 if (numevents >= 0) {
2142 bytes = sizeof(struct freebsd11_kevent) * numevents;
2143 if ((ke11 = malloc(bytes)) == NULL)
2145 "Cannot malloc %zu bytes for kevent array",
2149 memset(&ke, 0, sizeof(ke));
2150 if (numevents >= 0 && get_struct(pid, args[sc->offset],
2151 ke11, bytes) != -1) {
2153 for (i = 0; i < numevents; i++) {
2155 ke.ident = ke11[i].ident;
2156 ke.filter = ke11[i].filter;
2157 ke.flags = ke11[i].flags;
2158 ke.fflags = ke11[i].fflags;
2159 ke.data = ke11[i].data;
2160 ke.udata = ke11[i].udata;
2161 print_kevent(fp, &ke);
2165 print_pointer(fp, args[sc->offset]);
2173 if (get_struct(pid, args[sc->offset], &st, sizeof(st))
2177 strmode(st.st_mode, mode);
2179 "{ mode=%s,inode=%ju,size=%jd,blksize=%ld }", mode,
2180 (uintmax_t)st.st_ino, (intmax_t)st.st_size,
2181 (long)st.st_blksize);
2183 print_pointer(fp, args[sc->offset]);
2188 struct freebsd11_stat st;
2190 if (get_struct(pid, args[sc->offset], &st, sizeof(st))
2194 strmode(st.st_mode, mode);
2196 "{ mode=%s,inode=%ju,size=%jd,blksize=%ld }", mode,
2197 (uintmax_t)st.st_ino, (intmax_t)st.st_size,
2198 (long)st.st_blksize);
2200 print_pointer(fp, args[sc->offset]);
2208 if (get_struct(pid, args[sc->offset], &buf,
2209 sizeof(buf)) != -1) {
2212 bzero(fsid, sizeof(fsid));
2213 if (buf.f_fsid.val[0] != 0 || buf.f_fsid.val[1] != 0) {
2214 for (i = 0; i < sizeof(buf.f_fsid); i++)
2215 snprintf(&fsid[i*2],
2216 sizeof(fsid) - (i*2), "%02x",
2217 ((u_char *)&buf.f_fsid)[i]);
2220 "{ fstypename=%s,mntonname=%s,mntfromname=%s,"
2221 "fsid=%s }", buf.f_fstypename, buf.f_mntonname,
2222 buf.f_mntfromname, fsid);
2224 print_pointer(fp, args[sc->offset]);
2231 if (get_struct(pid, args[sc->offset], &ru, sizeof(ru))
2234 "{ u=%jd.%06ld,s=%jd.%06ld,in=%ld,out=%ld }",
2235 (intmax_t)ru.ru_utime.tv_sec, ru.ru_utime.tv_usec,
2236 (intmax_t)ru.ru_stime.tv_sec, ru.ru_stime.tv_usec,
2237 ru.ru_inblock, ru.ru_oublock);
2239 print_pointer(fp, args[sc->offset]);
2245 if (get_struct(pid, args[sc->offset], &rl, sizeof(rl))
2247 fprintf(fp, "{ cur=%ju,max=%ju }",
2248 rl.rlim_cur, rl.rlim_max);
2250 print_pointer(fp, args[sc->offset]);
2256 if (get_struct(pid, args[sc->offset], &status,
2257 sizeof(status)) != -1) {
2259 if (WIFCONTINUED(status))
2260 fputs("CONTINUED", fp);
2261 else if (WIFEXITED(status))
2262 fprintf(fp, "EXITED,val=%d",
2263 WEXITSTATUS(status));
2264 else if (WIFSIGNALED(status))
2265 fprintf(fp, "SIGNALED,sig=%s%s",
2266 strsig2(WTERMSIG(status)),
2267 WCOREDUMP(status) ? ",cored" : "");
2269 fprintf(fp, "STOPPED,sig=%s",
2270 strsig2(WTERMSIG(status)));
2273 print_pointer(fp, args[sc->offset]);
2277 print_mask_arg(sysdecode_wait6_options, fp, args[sc->offset]);
2280 print_integer_arg(sysdecode_idtype, fp, args[sc->offset]);
2283 print_integer_arg(sysdecode_procctl_cmd, fp, args[sc->offset]);
2288 if (print_mask_arg_part(sysdecode_umtx_op_flags, fp,
2289 args[sc->offset], &rem))
2291 print_integer_arg(sysdecode_umtx_op, fp, rem);
2295 print_integer_arg(sysdecode_atfd, fp, args[sc->offset]);
2298 print_mask_arg(sysdecode_atflags, fp, args[sc->offset]);
2301 print_mask_arg(sysdecode_access_mode, fp, args[sc->offset]);
2304 print_integer_arg(sysdecode_sysarch_number, fp,
2309 int oid[CTL_MAXNAME + 2];
2312 memset(name, 0, sizeof(name));
2313 len = args[sc->offset + 1];
2314 if (get_struct(pid, args[sc->offset], oid,
2315 len * sizeof(oid[0])) != -1) {
2317 if (oid[0] == CTL_SYSCTL) {
2318 fprintf(fp, "sysctl.");
2320 case CTL_SYSCTL_DEBUG:
2321 fprintf(fp, "debug");
2323 case CTL_SYSCTL_NAME:
2324 fprintf(fp, "name ");
2325 print_sysctl_oid(fp, oid + 2, len - 2);
2327 case CTL_SYSCTL_NEXT:
2328 fprintf(fp, "next");
2330 case CTL_SYSCTL_NAME2OID:
2331 fprintf(fp, "name2oid %s",
2333 args[sc->offset + 4],
2334 args[sc->offset + 5]));
2336 case CTL_SYSCTL_OIDFMT:
2337 fprintf(fp, "oidfmt ");
2338 print_sysctl(fp, oid + 2, len - 2);
2340 case CTL_SYSCTL_OIDDESCR:
2341 fprintf(fp, "oiddescr ");
2342 print_sysctl(fp, oid + 2, len - 2);
2344 case CTL_SYSCTL_OIDLABEL:
2345 fprintf(fp, "oidlabel ");
2346 print_sysctl(fp, oid + 2, len - 2);
2348 case CTL_SYSCTL_NEXTNOSKIP:
2349 fprintf(fp, "nextnoskip");
2352 print_sysctl(fp, oid + 1, len - 1);
2355 print_sysctl(fp, oid, len);
2363 * The pipe() system call in the kernel returns its
2364 * two file descriptors via return values. However,
2365 * the interface exposed by libc is that pipe()
2366 * accepts a pointer to an array of descriptors.
2367 * Format the output to match the libc API by printing
2368 * the returned file descriptors as a fake argument.
2370 * Overwrite the first retval to signal a successful
2373 fprintf(fp, "{ %d, %d }", (int)retval[0], (int)retval[1]);
2380 len = args[sc->offset + 1];
2381 utrace_addr = calloc(1, len);
2382 if (get_struct(pid, args[sc->offset],
2383 (void *)utrace_addr, len) != -1)
2384 print_utrace(fp, utrace_addr, len);
2386 print_pointer(fp, args[sc->offset]);
2391 int descriptors[16];
2392 unsigned long i, ndescriptors;
2395 ndescriptors = args[sc->offset + 1];
2397 if (ndescriptors > nitems(descriptors)) {
2398 ndescriptors = nitems(descriptors);
2401 if (get_struct(pid, args[sc->offset],
2402 descriptors, ndescriptors * sizeof(descriptors[0])) != -1) {
2404 for (i = 0; i < ndescriptors; i++)
2405 fprintf(fp, i == 0 ? " %d" : ", %d",
2407 fprintf(fp, truncated ? ", ... }" : " }");
2409 print_pointer(fp, args[sc->offset]);
2413 print_mask_arg(sysdecode_pipe2_flags, fp, args[sc->offset]);
2415 case CapFcntlRights: {
2418 if (sc->type & OUT) {
2419 if (get_struct(pid, args[sc->offset], &rights,
2420 sizeof(rights)) == -1) {
2421 print_pointer(fp, args[sc->offset]);
2425 rights = args[sc->offset];
2426 print_mask_arg32(sysdecode_cap_fcntlrights, fp, rights);
2430 print_integer_arg(sysdecode_fadvice, fp, args[sc->offset]);
2435 if (!sysdecode_fileflags(fp, args[sc->offset], &rem))
2436 fprintf(fp, "0x%x", rem);
2438 fprintf(fp, "|0x%x", rem);
2442 print_mask_arg(sysdecode_flock_operation, fp, args[sc->offset]);
2445 print_integer_arg(sysdecode_getfsstat_mode, fp,
2449 print_integer_arg(sysdecode_itimer, fp, args[sc->offset]);
2452 print_integer_arg(sysdecode_kldsym_cmd, fp, args[sc->offset]);
2454 case Kldunloadflags:
2455 print_integer_arg(sysdecode_kldunload_flags, fp,
2459 fputs(xlookup(aio_fsync_ops, args[sc->offset]), fp);
2462 fputs(xlookup(lio_modes, args[sc->offset]), fp);
2465 print_integer_arg(sysdecode_madvice, fp, args[sc->offset]);
2468 fprintf(fp, "%u", (socklen_t)args[sc->offset]);
2470 case Sockprotocol: {
2472 int domain, protocol;
2474 domain = args[sc->offset - 2];
2475 protocol = args[sc->offset];
2476 if (protocol == 0) {
2479 temp = sysdecode_socket_protocol(domain, protocol);
2483 fprintf(fp, "%d", protocol);
2489 print_integer_arg(sysdecode_sockopt_level, fp,
2496 level = args[sc->offset - 1];
2497 name = args[sc->offset];
2498 temp = sysdecode_sockopt_name(level, name);
2502 fprintf(fp, "%d", name);
2507 print_mask_arg(sysdecode_msg_flags, fp, args[sc->offset]);
2510 cap_rights_t rights;
2512 if (get_struct(pid, args[sc->offset], &rights,
2513 sizeof(rights)) != -1) {
2515 sysdecode_cap_rights(fp, &rights);
2518 print_pointer(fp, args[sc->offset]);
2522 print_integer_arg(sysdecode_acltype, fp, args[sc->offset]);
2524 case Extattrnamespace:
2525 print_integer_arg(sysdecode_extattrnamespace, fp,
2529 print_integer_arg(sysdecode_minherit_inherit, fp,
2533 print_mask_arg(sysdecode_mlockall_flags, fp, args[sc->offset]);
2536 print_mask_arg(sysdecode_mount_flags, fp, args[sc->offset]);
2539 print_mask_arg(sysdecode_msync_flags, fp, args[sc->offset]);
2542 print_integer_arg(sysdecode_prio_which, fp, args[sc->offset]);
2545 print_integer_arg(sysdecode_ptrace_request, fp,
2549 print_mask_arg(sysdecode_sendfile_flags, fp, args[sc->offset]);
2551 case Sendfilehdtr: {
2552 struct sf_hdtr hdtr;
2554 if (get_struct(pid, args[sc->offset], &hdtr, sizeof(hdtr)) !=
2557 print_iovec(fp, trussinfo, (uintptr_t)hdtr.headers,
2559 print_iovec(fp, trussinfo, (uintptr_t)hdtr.trailers,
2563 print_pointer(fp, args[sc->offset]);
2567 if (!sysdecode_quotactl_cmd(fp, args[sc->offset]))
2568 fprintf(fp, "%#x", (int)args[sc->offset]);
2571 print_mask_arg(sysdecode_reboot_howto, fp, args[sc->offset]);
2574 print_integer_arg(sysdecode_rtprio_function, fp,
2578 print_integer_arg(sysdecode_scheduler_policy, fp,
2582 struct sched_param sp;
2584 if (get_struct(pid, args[sc->offset], &sp, sizeof(sp)) != -1)
2585 fprintf(fp, "{ %d }", sp.sched_priority);
2587 print_pointer(fp, args[sc->offset]);
2593 if (get_struct(pid, args[sc->offset], &sig, sizeof(sig)) == 0)
2594 fprintf(fp, "{ %s }", strsig2(sig));
2596 print_pointer(fp, args[sc->offset]);
2602 if (get_struct(pid, args[sc->offset], &si, sizeof(si)) != -1) {
2603 fprintf(fp, "{ signo=%s", strsig2(si.si_signo));
2604 decode_siginfo(fp, &si);
2607 print_pointer(fp, args[sc->offset]);
2612 * Print argument as an array of struct iovec, where the next
2613 * syscall argument is the number of elements of the array.
2616 print_iovec(fp, trussinfo, args[sc->offset],
2617 (int)args[sc->offset + 1]);
2622 if (get_struct(pid, args[sc->offset], &cb, sizeof(cb)) != -1)
2623 print_aiocb(fp, &cb);
2625 print_pointer(fp, args[sc->offset]);
2630 * Print argment as an array of pointers to struct aiocb, where
2631 * the next syscall argument is the number of elements.
2637 nent = args[sc->offset + 1];
2639 if (nent > nitems(cbs)) {
2644 if (get_struct(pid, args[sc->offset], cbs, sizeof(uintptr_t) * nent) != -1) {
2647 for (i = 0; i < nent; ++i) {
2651 if (get_struct(pid, cbs[i], &cb, sizeof(cb)) != -1)
2652 print_aiocb(fp, &cb);
2654 print_pointer(fp, cbs[i]);
2660 print_pointer(fp, args[sc->offset]);
2663 case AiocbPointer: {
2665 * aio_waitcomplete(2) assigns a pointer to a pointer to struct
2666 * aiocb, so we need to handle the extra layer of indirection.
2671 if (get_struct(pid, args[sc->offset], &cbp, sizeof(cbp)) != -1) {
2672 if (get_struct(pid, cbp, &cb, sizeof(cb)) != -1)
2673 print_aiocb(fp, &cb);
2675 print_pointer(fp, cbp);
2677 print_pointer(fp, args[sc->offset]);
2680 case Sctpsndrcvinfo: {
2681 struct sctp_sndrcvinfo info;
2683 if (get_struct(pid, args[sc->offset],
2684 &info, sizeof(struct sctp_sndrcvinfo)) == -1) {
2685 print_pointer(fp, args[sc->offset]);
2688 print_sctp_sndrcvinfo(fp, sc->type & OUT, &info);
2692 struct msghdr msghdr;
2694 if (get_struct(pid, args[sc->offset],
2695 &msghdr, sizeof(struct msghdr)) == -1) {
2696 print_pointer(fp, args[sc->offset]);
2700 print_sockaddr(fp, trussinfo, (uintptr_t)msghdr.msg_name, msghdr.msg_namelen);
2701 fprintf(fp, ",%d,", msghdr.msg_namelen);
2702 print_iovec(fp, trussinfo, (uintptr_t)msghdr.msg_iov, msghdr.msg_iovlen);
2703 fprintf(fp, ",%d,", msghdr.msg_iovlen);
2704 print_cmsgs(fp, pid, sc->type & OUT, &msghdr);
2705 fprintf(fp, ",%u,", msghdr.msg_controllen);
2706 print_mask_arg(sysdecode_msg_flags, fp, msghdr.msg_flags);
2712 errx(1, "Invalid argument type %d\n", sc->type & ARG_MASK);
2719 * Print (to outfile) the system call and its arguments.
2722 print_syscall(struct trussinfo *trussinfo)
2724 struct threadinfo *t;
2729 t = trussinfo->curthread;
2731 name = t->cs.sc->name;
2732 nargs = t->cs.nargs;
2733 s_args = t->cs.s_args;
2735 len = print_line_prefix(trussinfo);
2736 len += fprintf(trussinfo->outfile, "%s(", name);
2738 for (i = 0; i < nargs; i++) {
2739 if (s_args[i] != NULL)
2740 len += fprintf(trussinfo->outfile, "%s", s_args[i]);
2742 len += fprintf(trussinfo->outfile,
2743 "<missing argument>");
2744 len += fprintf(trussinfo->outfile, "%s", i < (nargs - 1) ?
2747 len += fprintf(trussinfo->outfile, ")");
2748 for (i = 0; i < 6 - (len / 8); i++)
2749 fprintf(trussinfo->outfile, "\t");
2753 print_syscall_ret(struct trussinfo *trussinfo, int error, syscallarg_t *retval)
2755 struct timespec timediff;
2756 struct threadinfo *t;
2759 t = trussinfo->curthread;
2761 if (trussinfo->flags & COUNTONLY) {
2762 timespecsub(&t->after, &t->before, &timediff);
2763 timespecadd(&sc->time, &timediff, &sc->time);
2770 print_syscall(trussinfo);
2771 fflush(trussinfo->outfile);
2773 if (retval == NULL) {
2775 * This system call resulted in the current thread's exit,
2776 * so there is no return value or error to display.
2778 fprintf(trussinfo->outfile, "\n");
2782 if (error == ERESTART)
2783 fprintf(trussinfo->outfile, " ERESTART\n");
2784 else if (error == EJUSTRETURN)
2785 fprintf(trussinfo->outfile, " EJUSTRETURN\n");
2786 else if (error != 0) {
2787 fprintf(trussinfo->outfile, " ERR#%d '%s'\n",
2788 sysdecode_freebsd_to_abi_errno(t->proc->abi->abi, error),
2790 } else if (sc->decode.ret_type == 2 &&
2791 t->proc->abi->pointer_size == 4) {
2793 #if _BYTE_ORDER == _LITTLE_ENDIAN
2794 off = (off_t)retval[1] << 32 | retval[0];
2796 off = (off_t)retval[0] << 32 | retval[1];
2798 fprintf(trussinfo->outfile, " = %jd (0x%jx)\n", (intmax_t)off,
2801 fprintf(trussinfo->outfile, " = %jd (0x%jx)\n",
2802 (intmax_t)retval[0], (intmax_t)retval[0]);
2807 print_summary(struct trussinfo *trussinfo)
2809 struct timespec total = {0, 0};
2813 fprintf(trussinfo->outfile, "%-20s%15s%8s%8s\n",
2814 "syscall", "seconds", "calls", "errors");
2816 STAILQ_FOREACH(sc, &seen_syscalls, entries) {
2818 fprintf(trussinfo->outfile, "%-20s%5jd.%09ld%8d%8d\n",
2819 sc->name, (intmax_t)sc->time.tv_sec,
2820 sc->time.tv_nsec, sc->ncalls, sc->nerror);
2821 timespecadd(&total, &sc->time, &total);
2822 ncall += sc->ncalls;
2823 nerror += sc->nerror;
2826 fprintf(trussinfo->outfile, "%20s%15s%8s%8s\n",
2827 "", "-------------", "-------", "-------");
2828 fprintf(trussinfo->outfile, "%-20s%5jd.%09ld%8d%8d\n",
2829 "", (intmax_t)total.tv_sec, total.tv_nsec, ncall, nerror);