granicus.if.org Git - strace/blob - process.c

   1 /*
   2  * Copyright (c) 1991, 1992 Paul Kranenburg <pk@cs.few.eur.nl>
   3  * Copyright (c) 1993 Branko Lankester <branko@hacktic.nl>
   4  * Copyright (c) 1993, 1994, 1995, 1996 Rick Sladkey <jrs@world.std.com>
   5  * Copyright (c) 1996-1999 Wichert Akkerman <wichert@cistron.nl>
   6  * Copyright (c) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation
   7  *                     Linux for s390 port by D.J. Barrow
   8  *                    <barrow_dj@mail.yahoo.com,djbarrow@de.ibm.com>
   9  * Copyright (c) 2000 PocketPenguins Inc.  Linux for Hitachi SuperH
  10  *                    port by Greg Banks <gbanks@pocketpenguins.com>
  11  *
  12  * All rights reserved.
  13  *
  14  * Redistribution and use in source and binary forms, with or without
  15  * modification, are permitted provided that the following conditions
  16  * are met:
  17  * 1. Redistributions of source code must retain the above copyright
  18  *    notice, this list of conditions and the following disclaimer.
  19  * 2. Redistributions in binary form must reproduce the above copyright
  20  *    notice, this list of conditions and the following disclaimer in the
  21  *    documentation and/or other materials provided with the distribution.
  22  * 3. The name of the author may not be used to endorse or promote products
  23  *    derived from this software without specific prior written permission.
  24  *
  25  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  26  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  27  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  28  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  29  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  30  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  31  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  32  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  33  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  34  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  35  */
  36
  37 #include "defs.h"
  38 #include <fcntl.h>
  39 #include <sys/stat.h>
  40 #include <sys/wait.h>
  41 #include <sys/resource.h>
  42 #include <sys/utsname.h>
  43 #include <sys/user.h>
  44 #ifdef HAVE_ELF_H
  45 # include <elf.h>
  46 #endif
  47
  48 #ifdef HAVE_SYS_REG_H
  49 # include <sys/reg.h>
  50 # ifndef PTRACE_PEEKUSR
  51 #  define PTRACE_PEEKUSR PTRACE_PEEKUSER
  52 # endif
  53 # ifndef PTRACE_POKEUSR
  54 #  define PTRACE_POKEUSR PTRACE_POKEUSER
  55 # endif
  56 #endif
  57
  58 #ifdef HAVE_LINUX_PTRACE_H
  59 # undef PTRACE_SYSCALL
  60 # ifdef HAVE_STRUCT_IA64_FPREG
  61 #  define ia64_fpreg XXX_ia64_fpreg
  62 # endif
  63 # ifdef HAVE_STRUCT_PT_ALL_USER_REGS
  64 #  define pt_all_user_regs XXX_pt_all_user_regs
  65 # endif
  66 # include <linux/ptrace.h>
  67 # undef ia64_fpreg
  68 # undef pt_all_user_regs
  69 #endif
  70
  71 #if defined(SPARC64)
  72 # define r_pc r_tpc
  73 # undef PTRACE_GETREGS
  74 # define PTRACE_GETREGS PTRACE_GETREGS64
  75 # undef PTRACE_SETREGS
  76 # define PTRACE_SETREGS PTRACE_SETREGS64
  77 #endif
  78
  79 #ifdef HAVE_LINUX_FUTEX_H
  80 # include <linux/futex.h>
  81 #endif
  82 #ifndef FUTEX_WAIT
  83 # define FUTEX_WAIT 0
  84 #endif
  85 #ifndef FUTEX_WAKE
  86 # define FUTEX_WAKE 1
  87 #endif
  88 #ifndef FUTEX_FD
  89 # define FUTEX_FD 2
  90 #endif
  91 #ifndef FUTEX_REQUEUE
  92 # define FUTEX_REQUEUE 3
  93 #endif
  94
  95 #include <sched.h>
  96 #include <asm/posix_types.h>
  97 #undef GETGROUPS_T
  98 #define GETGROUPS_T __kernel_gid_t
  99 #undef GETGROUPS32_T
 100 #define GETGROUPS32_T __kernel_gid32_t
 101
 102 #if defined(IA64)
 103 # include <asm/ptrace_offsets.h>
 104 # include <asm/rse.h>
 105 #endif
 106
 107 #ifdef HAVE_PRCTL
 108 # include <sys/prctl.h>
 109
 110 static const struct xlat prctl_options[] = {
 111 #ifdef PR_MAXPROCS
 112         { PR_MAXPROCS,          "PR_MAXPROCS"           },
 113 #endif
 114 #ifdef PR_ISBLOCKED
 115         { PR_ISBLOCKED,         "PR_ISBLOCKED"          },
 116 #endif
 117 #ifdef PR_SETSTACKSIZE
 118         { PR_SETSTACKSIZE,      "PR_SETSTACKSIZE"       },
 119 #endif
 120 #ifdef PR_GETSTACKSIZE
 121         { PR_GETSTACKSIZE,      "PR_GETSTACKSIZE"       },
 122 #endif
 123 #ifdef PR_MAXPPROCS
 124         { PR_MAXPPROCS,         "PR_MAXPPROCS"          },
 125 #endif
 126 #ifdef PR_UNBLKONEXEC
 127         { PR_UNBLKONEXEC,       "PR_UNBLKONEXEC"        },
 128 #endif
 129 #ifdef PR_ATOMICSIM
 130         { PR_ATOMICSIM,         "PR_ATOMICSIM"          },
 131 #endif
 132 #ifdef PR_SETEXITSIG
 133         { PR_SETEXITSIG,        "PR_SETEXITSIG"         },
 134 #endif
 135 #ifdef PR_RESIDENT
 136         { PR_RESIDENT,          "PR_RESIDENT"           },
 137 #endif
 138 #ifdef PR_ATTACHADDR
 139         { PR_ATTACHADDR,        "PR_ATTACHADDR"         },
 140 #endif
 141 #ifdef PR_DETACHADDR
 142         { PR_DETACHADDR,        "PR_DETACHADDR"         },
 143 #endif
 144 #ifdef PR_TERMCHILD
 145         { PR_TERMCHILD,         "PR_TERMCHILD"          },
 146 #endif
 147 #ifdef PR_GETSHMASK
 148         { PR_GETSHMASK,         "PR_GETSHMASK"          },
 149 #endif
 150 #ifdef PR_GETNSHARE
 151         { PR_GETNSHARE,         "PR_GETNSHARE"          },
 152 #endif
 153 #ifdef PR_COREPID
 154         { PR_COREPID,           "PR_COREPID"            },
 155 #endif
 156 #ifdef PR_ATTACHADDRPERM
 157         { PR_ATTACHADDRPERM,    "PR_ATTACHADDRPERM"     },
 158 #endif
 159 #ifdef PR_PTHREADEXIT
 160         { PR_PTHREADEXIT,       "PR_PTHREADEXIT"        },
 161 #endif
 162
 163 #ifdef PR_SET_PDEATHSIG
 164         { PR_SET_PDEATHSIG,     "PR_SET_PDEATHSIG"      },
 165 #endif
 166 #ifdef PR_GET_PDEATHSIG
 167         { PR_GET_PDEATHSIG,     "PR_GET_PDEATHSIG"      },
 168 #endif
 169 #ifdef PR_GET_DUMPABLE
 170         { PR_GET_DUMPABLE,      "PR_GET_DUMPABLE"       },
 171 #endif
 172 #ifdef PR_SET_DUMPABLE
 173         { PR_SET_DUMPABLE,      "PR_SET_DUMPABLE"       },
 174 #endif
 175 #ifdef PR_GET_UNALIGN
 176         { PR_GET_UNALIGN,       "PR_GET_UNALIGN"        },
 177 #endif
 178 #ifdef PR_SET_UNALIGN
 179         { PR_SET_UNALIGN,       "PR_SET_UNALIGN"        },
 180 #endif
 181 #ifdef PR_GET_KEEPCAPS
 182         { PR_GET_KEEPCAPS,      "PR_GET_KEEPCAPS"       },
 183 #endif
 184 #ifdef PR_SET_KEEPCAPS
 185         { PR_SET_KEEPCAPS,      "PR_SET_KEEPCAPS"       },
 186 #endif
 187 #ifdef PR_GET_FPEMU
 188         { PR_GET_FPEMU,         "PR_GET_FPEMU"          },
 189 #endif
 190 #ifdef PR_SET_FPEMU
 191         { PR_SET_FPEMU,         "PR_SET_FPEMU"          },
 192 #endif
 193 #ifdef PR_GET_FPEXC
 194         { PR_GET_FPEXC,         "PR_GET_FPEXC"          },
 195 #endif
 196 #ifdef PR_SET_FPEXC
 197         { PR_SET_FPEXC,         "PR_SET_FPEXC"          },
 198 #endif
 199 #ifdef PR_GET_TIMING
 200         { PR_GET_TIMING,        "PR_GET_TIMING"         },
 201 #endif
 202 #ifdef PR_SET_TIMING
 203         { PR_SET_TIMING,        "PR_SET_TIMING"         },
 204 #endif
 205 #ifdef PR_SET_NAME
 206         { PR_SET_NAME,          "PR_SET_NAME"           },
 207 #endif
 208 #ifdef PR_GET_NAME
 209         { PR_GET_NAME,          "PR_GET_NAME"           },
 210 #endif
 211 #ifdef PR_GET_ENDIAN
 212         { PR_GET_ENDIAN,        "PR_GET_ENDIAN"         },
 213 #endif
 214 #ifdef PR_SET_ENDIAN
 215         { PR_SET_ENDIAN,        "PR_SET_ENDIAN"         },
 216 #endif
 217 #ifdef PR_GET_SECCOMP
 218         { PR_GET_SECCOMP,       "PR_GET_SECCOMP"        },
 219 #endif
 220 #ifdef PR_SET_SECCOMP
 221         { PR_SET_SECCOMP,       "PR_SET_SECCOMP"        },
 222 #endif
 223 #ifdef PR_CAPBSET_READ
 224         { PR_CAPBSET_READ,      "PR_CAPBSET_READ"       },
 225 #endif
 226 #ifdef PR_CAPBSET_DROP
 227         { PR_CAPBSET_DROP,      "PR_CAPBSET_DROP"       },
 228 #endif
 229 #ifdef PR_GET_TSC
 230         { PR_GET_TSC,           "PR_GET_TSC"            },
 231 #endif
 232 #ifdef PR_SET_TSC
 233         { PR_SET_TSC,           "PR_SET_TSC"            },
 234 #endif
 235 #ifdef PR_GET_SECUREBITS
 236         { PR_GET_SECUREBITS,    "PR_GET_SECUREBITS"     },
 237 #endif
 238 #ifdef PR_SET_SECUREBITS
 239         { PR_SET_SECUREBITS,    "PR_SET_SECUREBITS"     },
 240 #endif
 241 #ifdef PR_SET_TIMERSLACK
 242         { PR_SET_TIMERSLACK,    "PR_SET_TIMERSLACK"     },
 243 #endif
 244 #ifdef PR_GET_TIMERSLACK
 245         { PR_GET_TIMERSLACK,    "PR_GET_TIMERSLACK"     },
 246 #endif
 247 #ifdef PR_TASK_PERF_EVENTS_DISABLE
 248         { PR_TASK_PERF_EVENTS_DISABLE,  "PR_TASK_PERF_EVENTS_DISABLE"   },
 249 #endif
 250 #ifdef PR_TASK_PERF_EVENTS_ENABLE
 251         { PR_TASK_PERF_EVENTS_ENABLE,   "PR_TASK_PERF_EVENTS_ENABLE"    },
 252 #endif
 253 #ifdef PR_MCE_KILL
 254         { PR_MCE_KILL,          "PR_MCE_KILL"           },
 255 #endif
 256 #ifdef PR_MCE_KILL_GET
 257         { PR_MCE_KILL_GET,      "PR_MCE_KILL_GET"       },
 258 #endif
 259 #ifdef PR_SET_MM
 260         { PR_SET_MM,            "PR_SET_MM"             },
 261 #endif
 262 #ifdef PR_SET_CHILD_SUBREAPER
 263         { PR_SET_CHILD_SUBREAPER,       "PR_SET_CHILD_SUBREAPER"        },
 264 #endif
 265 #ifdef PR_GET_CHILD_SUBREAPER
 266         { PR_GET_CHILD_SUBREAPER,       "PR_GET_CHILD_SUBREAPER"        },
 267 #endif
 268 #ifdef PR_SET_NO_NEW_PRIVS
 269         { PR_SET_NO_NEW_PRIVS,  "PR_SET_NO_NEW_PRIVS"   },
 270 #endif
 271 #ifdef PR_GET_NO_NEW_PRIVS
 272         { PR_GET_NO_NEW_PRIVS,  "PR_GET_NO_NEW_PRIVS"   },
 273 #endif
 274 #ifdef PR_GET_TID_ADDRESS
 275         { PR_GET_TID_ADDRESS,   "PR_GET_TID_ADDRESS"    },
 276 #endif
 277         { 0,                    NULL                    },
 278 };
 279
 280 static const char *
 281 unalignctl_string(unsigned int ctl)
 282 {
 283         static char buf[sizeof(int)*2 + 2];
 284
 285         switch (ctl) {
 286 #ifdef PR_UNALIGN_NOPRINT
 287                 case PR_UNALIGN_NOPRINT:
 288                         return "NOPRINT";
 289 #endif
 290 #ifdef PR_UNALIGN_SIGBUS
 291                 case PR_UNALIGN_SIGBUS:
 292                         return "SIGBUS";
 293 #endif
 294                 default:
 295                         break;
 296         }
 297         sprintf(buf, "%x", ctl);
 298         return buf;
 299 }
 300
 301 int
 302 sys_prctl(struct tcb *tcp)
 303 {
 304         int i;
 305
 306         if (entering(tcp)) {
 307                 printxval(prctl_options, tcp->u_arg[0], "PR_???");
 308                 switch (tcp->u_arg[0]) {
 309 #ifdef PR_GETNSHARE
 310                 case PR_GETNSHARE:
 311                         break;
 312 #endif
 313 #ifdef PR_SET_PDEATHSIG
 314                 case PR_SET_PDEATHSIG:
 315                         tprintf(", %lu", tcp->u_arg[1]);
 316                         break;
 317 #endif
 318 #ifdef PR_GET_PDEATHSIG
 319                 case PR_GET_PDEATHSIG:
 320                         break;
 321 #endif
 322 #ifdef PR_SET_DUMPABLE
 323                 case PR_SET_DUMPABLE:
 324                         tprintf(", %lu", tcp->u_arg[1]);
 325                         break;
 326 #endif
 327 #ifdef PR_GET_DUMPABLE
 328                 case PR_GET_DUMPABLE:
 329                         break;
 330 #endif
 331 #ifdef PR_SET_UNALIGN
 332                 case PR_SET_UNALIGN:
 333                         tprintf(", %s", unalignctl_string(tcp->u_arg[1]));
 334                         break;
 335 #endif
 336 #ifdef PR_GET_UNALIGN
 337                 case PR_GET_UNALIGN:
 338                         tprintf(", %#lx", tcp->u_arg[1]);
 339                         break;
 340 #endif
 341 #ifdef PR_SET_KEEPCAPS
 342                 case PR_SET_KEEPCAPS:
 343                         tprintf(", %lu", tcp->u_arg[1]);
 344                         break;
 345 #endif
 346 #ifdef PR_GET_KEEPCAPS
 347                 case PR_GET_KEEPCAPS:
 348                         break;
 349 #endif
 350                 default:
 351                         for (i = 1; i < tcp->s_ent->nargs; i++)
 352                                 tprintf(", %#lx", tcp->u_arg[i]);
 353                         break;
 354                 }
 355         } else {
 356                 switch (tcp->u_arg[0]) {
 357 #ifdef PR_GET_PDEATHSIG
 358                 case PR_GET_PDEATHSIG:
 359                         if (umove(tcp, tcp->u_arg[1], &i) < 0)
 360                                 tprintf(", %#lx", tcp->u_arg[1]);
 361                         else
 362                                 tprintf(", {%u}", i);
 363                         break;
 364 #endif
 365 #ifdef PR_GET_DUMPABLE
 366                 case PR_GET_DUMPABLE:
 367                         return RVAL_UDECIMAL;
 368 #endif
 369 #ifdef PR_GET_UNALIGN
 370                 case PR_GET_UNALIGN:
 371                         if (syserror(tcp) || umove(tcp, tcp->u_arg[1], &i) < 0)
 372                                 break;
 373                         tcp->auxstr = unalignctl_string(i);
 374                         return RVAL_STR;
 375 #endif
 376 #ifdef PR_GET_KEEPCAPS
 377                 case PR_GET_KEEPCAPS:
 378                         return RVAL_UDECIMAL;
 379 #endif
 380                 default:
 381                         break;
 382                 }
 383         }
 384         return 0;
 385 }
 386 #endif /* HAVE_PRCTL */
 387
 388 int
 389 sys_sethostname(struct tcb *tcp)
 390 {
 391         if (entering(tcp)) {
 392                 printpathn(tcp, tcp->u_arg[0], tcp->u_arg[1]);
 393                 tprintf(", %lu", tcp->u_arg[1]);
 394         }
 395         return 0;
 396 }
 397
 398 #if defined(ALPHA)
 399 int
 400 sys_gethostname(struct tcb *tcp)
 401 {
 402         if (exiting(tcp)) {
 403                 if (syserror(tcp))
 404                         tprintf("%#lx", tcp->u_arg[0]);
 405                 else
 406                         printpath(tcp, tcp->u_arg[0]);
 407                 tprintf(", %lu", tcp->u_arg[1]);
 408         }
 409         return 0;
 410 }
 411 #endif
 412
 413 int
 414 sys_setdomainname(struct tcb *tcp)
 415 {
 416         if (entering(tcp)) {
 417                 printpathn(tcp, tcp->u_arg[0], tcp->u_arg[1]);
 418                 tprintf(", %lu", tcp->u_arg[1]);
 419         }
 420         return 0;
 421 }
 422
 423 int
 424 sys_exit(struct tcb *tcp)
 425 {
 426         if (exiting(tcp)) {
 427                 fprintf(stderr, "_exit returned!\n");
 428                 return -1;
 429         }
 430         /* special case: we stop tracing this process, finish line now */
 431         tprintf("%ld) ", tcp->u_arg[0]);
 432         tabto();
 433         tprints("= ?\n");
 434         line_ended();
 435         return 0;
 436 }
 437
 438 /* defines copied from linux/sched.h since we can't include that
 439  * ourselves (it conflicts with *lots* of libc includes)
 440  */
 441 #define CSIGNAL         0x000000ff      /* signal mask to be sent at exit */
 442 #define CLONE_VM        0x00000100      /* set if VM shared between processes */
 443 #define CLONE_FS        0x00000200      /* set if fs info shared between processes */
 444 #define CLONE_FILES     0x00000400      /* set if open files shared between processes */
 445 #define CLONE_SIGHAND   0x00000800      /* set if signal handlers shared */
 446 #define CLONE_IDLETASK  0x00001000      /* kernel-only flag */
 447 #define CLONE_PTRACE    0x00002000      /* set if we want to let tracing continue on the child too */
 448 #define CLONE_VFORK     0x00004000      /* set if the parent wants the child to wake it up on mm_release */
 449 #define CLONE_PARENT    0x00008000      /* set if we want to have the same parent as the cloner */
 450 #define CLONE_THREAD    0x00010000      /* Same thread group? */
 451 #define CLONE_NEWNS     0x00020000      /* New namespace group? */
 452 #define CLONE_SYSVSEM   0x00040000      /* share system V SEM_UNDO semantics */
 453 #define CLONE_SETTLS    0x00080000      /* create a new TLS for the child */
 454 #define CLONE_PARENT_SETTID     0x00100000      /* set the TID in the parent */
 455 #define CLONE_CHILD_CLEARTID    0x00200000      /* clear the TID in the child */
 456 #define CLONE_UNTRACED          0x00800000      /* set if the tracing process can't force CLONE_PTRACE on this clone */
 457 #define CLONE_CHILD_SETTID      0x01000000      /* set the TID in the child */
 458 #define CLONE_STOPPED           0x02000000      /* Start in stopped state */
 459 #define CLONE_NEWUTS            0x04000000      /* New utsname group? */
 460 #define CLONE_NEWIPC            0x08000000      /* New ipcs */
 461 #define CLONE_NEWUSER           0x10000000      /* New user namespace */
 462 #define CLONE_NEWPID            0x20000000      /* New pid namespace */
 463 #define CLONE_NEWNET            0x40000000      /* New network namespace */
 464 #define CLONE_IO                0x80000000      /* Clone io context */
 465
 466 static const struct xlat clone_flags[] = {
 467         { CLONE_VM,             "CLONE_VM"      },
 468         { CLONE_FS,             "CLONE_FS"      },
 469         { CLONE_FILES,          "CLONE_FILES"   },
 470         { CLONE_SIGHAND,        "CLONE_SIGHAND" },
 471         { CLONE_IDLETASK,       "CLONE_IDLETASK" },
 472         { CLONE_PTRACE,         "CLONE_PTRACE"  },
 473         { CLONE_VFORK,          "CLONE_VFORK"   },
 474         { CLONE_PARENT,         "CLONE_PARENT"  },
 475         { CLONE_THREAD,         "CLONE_THREAD"  },
 476         { CLONE_NEWNS,          "CLONE_NEWNS"   },
 477         { CLONE_SYSVSEM,        "CLONE_SYSVSEM" },
 478         { CLONE_SETTLS,         "CLONE_SETTLS"  },
 479         { CLONE_PARENT_SETTID,  "CLONE_PARENT_SETTID" },
 480         { CLONE_CHILD_CLEARTID, "CLONE_CHILD_CLEARTID" },
 481         { CLONE_UNTRACED,       "CLONE_UNTRACED" },
 482         { CLONE_CHILD_SETTID,   "CLONE_CHILD_SETTID" },
 483         { CLONE_STOPPED,        "CLONE_STOPPED" },
 484         { CLONE_NEWUTS,         "CLONE_NEWUTS"  },
 485         { CLONE_NEWIPC,         "CLONE_NEWIPC"  },
 486         { CLONE_NEWUSER,        "CLONE_NEWUSER" },
 487         { CLONE_NEWPID,         "CLONE_NEWPID"  },
 488         { CLONE_NEWNET,         "CLONE_NEWNET"  },
 489         { CLONE_IO,             "CLONE_IO"      },
 490         { 0,                    NULL            },
 491 };
 492
 493 #ifdef I386
 494 # include <asm/ldt.h>
 495 #  ifdef HAVE_STRUCT_USER_DESC
 496 #   define modify_ldt_ldt_s user_desc
 497 #  endif
 498 extern void print_ldt_entry();
 499 #endif
 500
 501 #if defined IA64
 502 # define ARG_FLAGS      0
 503 # define ARG_STACK      1
 504 # define ARG_STACKSIZE  (tcp->scno == SYS_clone2 ? 2 : -1)
 505 # define ARG_PTID       (tcp->scno == SYS_clone2 ? 3 : 2)
 506 # define ARG_CTID       (tcp->scno == SYS_clone2 ? 4 : 3)
 507 # define ARG_TLS        (tcp->scno == SYS_clone2 ? 5 : 4)
 508 #elif defined S390 || defined S390X || defined CRISV10 || defined CRISV32
 509 # define ARG_STACK      0
 510 # define ARG_FLAGS      1
 511 # define ARG_PTID       2
 512 # define ARG_CTID       3
 513 # define ARG_TLS        4
 514 #elif defined X86_64 || defined X32 || defined ALPHA || defined TILE \
 515    || defined OR1K
 516 # define ARG_FLAGS      0
 517 # define ARG_STACK      1
 518 # define ARG_PTID       2
 519 # define ARG_CTID       3
 520 # define ARG_TLS        4
 521 #else
 522 # define ARG_FLAGS      0
 523 # define ARG_STACK      1
 524 # define ARG_PTID       2
 525 # define ARG_TLS        3
 526 # define ARG_CTID       4
 527 #endif
 528
 529 int
 530 sys_clone(struct tcb *tcp)
 531 {
 532         if (exiting(tcp)) {
 533                 const char *sep = "|";
 534                 unsigned long flags = tcp->u_arg[ARG_FLAGS];
 535                 tprintf("child_stack=%#lx, ", tcp->u_arg[ARG_STACK]);
 536 #ifdef ARG_STACKSIZE
 537                 if (ARG_STACKSIZE != -1)
 538                         tprintf("stack_size=%#lx, ",
 539                                 tcp->u_arg[ARG_STACKSIZE]);
 540 #endif
 541                 tprints("flags=");
 542                 if (!printflags(clone_flags, flags &~ CSIGNAL, NULL))
 543                         sep = "";
 544                 if ((flags & CSIGNAL) != 0)
 545                         tprintf("%s%s", sep, signame(flags & CSIGNAL));
 546                 if ((flags & (CLONE_PARENT_SETTID|CLONE_CHILD_SETTID
 547                               |CLONE_CHILD_CLEARTID|CLONE_SETTLS)) == 0)
 548                         return 0;
 549                 if (flags & CLONE_PARENT_SETTID)
 550                         tprintf(", parent_tidptr=%#lx", tcp->u_arg[ARG_PTID]);
 551                 if (flags & CLONE_SETTLS) {
 552 #ifdef I386
 553                         struct modify_ldt_ldt_s copy;
 554                         if (umove(tcp, tcp->u_arg[ARG_TLS], &copy) != -1) {
 555                                 tprintf(", {entry_number:%d, ",
 556                                         copy.entry_number);
 557                                 if (!verbose(tcp))
 558                                         tprints("...}");
 559                                 else
 560                                         print_ldt_entry(&copy);
 561                         }
 562                         else
 563 #endif
 564                                 tprintf(", tls=%#lx", tcp->u_arg[ARG_TLS]);
 565                 }
 566                 if (flags & (CLONE_CHILD_SETTID|CLONE_CHILD_CLEARTID))
 567                         tprintf(", child_tidptr=%#lx", tcp->u_arg[ARG_CTID]);
 568         }
 569         return 0;
 570 }
 571
 572 int
 573 sys_unshare(struct tcb *tcp)
 574 {
 575         if (entering(tcp))
 576                 printflags(clone_flags, tcp->u_arg[0], "CLONE_???");
 577         return 0;
 578 }
 579
 580 int
 581 sys_fork(struct tcb *tcp)
 582 {
 583         if (exiting(tcp))
 584                 return RVAL_UDECIMAL;
 585         return 0;
 586 }
 587
 588 int
 589 sys_vfork(struct tcb *tcp)
 590 {
 591         if (exiting(tcp))
 592                 return RVAL_UDECIMAL;
 593         return 0;
 594 }
 595
 596 int sys_getuid(struct tcb *tcp)
 597 {
 598         if (exiting(tcp))
 599                 tcp->u_rval = (uid_t) tcp->u_rval;
 600         return RVAL_UDECIMAL;
 601 }
 602
 603 int sys_setfsuid(struct tcb *tcp)
 604 {
 605         if (entering(tcp))
 606                 tprintf("%u", (uid_t) tcp->u_arg[0]);
 607         else
 608                 tcp->u_rval = (uid_t) tcp->u_rval;
 609         return RVAL_UDECIMAL;
 610 }
 611
 612 int
 613 sys_setuid(struct tcb *tcp)
 614 {
 615         if (entering(tcp)) {
 616                 tprintf("%u", (uid_t) tcp->u_arg[0]);
 617         }
 618         return 0;
 619 }
 620
 621 int
 622 sys_getresuid(struct tcb *tcp)
 623 {
 624         if (exiting(tcp)) {
 625                 __kernel_uid_t uid;
 626                 if (syserror(tcp))
 627                         tprintf("%#lx, %#lx, %#lx", tcp->u_arg[0],
 628                                 tcp->u_arg[1], tcp->u_arg[2]);
 629                 else {
 630                         if (umove(tcp, tcp->u_arg[0], &uid) < 0)
 631                                 tprintf("%#lx, ", tcp->u_arg[0]);
 632                         else
 633                                 tprintf("[%lu], ", (unsigned long) uid);
 634                         if (umove(tcp, tcp->u_arg[1], &uid) < 0)
 635                                 tprintf("%#lx, ", tcp->u_arg[1]);
 636                         else
 637                                 tprintf("[%lu], ", (unsigned long) uid);
 638                         if (umove(tcp, tcp->u_arg[2], &uid) < 0)
 639                                 tprintf("%#lx", tcp->u_arg[2]);
 640                         else
 641                                 tprintf("[%lu]", (unsigned long) uid);
 642                 }
 643         }
 644         return 0;
 645 }
 646
 647 int
 648 sys_setreuid(struct tcb *tcp)
 649 {
 650         if (entering(tcp)) {
 651                 printuid("", tcp->u_arg[0]);
 652                 printuid(", ", tcp->u_arg[1]);
 653         }
 654         return 0;
 655 }
 656
 657 int
 658 sys_setresuid(struct tcb *tcp)
 659 {
 660         if (entering(tcp)) {
 661                 printuid("", tcp->u_arg[0]);
 662                 printuid(", ", tcp->u_arg[1]);
 663                 printuid(", ", tcp->u_arg[2]);
 664         }
 665         return 0;
 666 }
 667
 668 int
 669 sys_setgroups(struct tcb *tcp)
 670 {
 671         if (entering(tcp)) {
 672                 unsigned long len, size, start, cur, end, abbrev_end;
 673                 GETGROUPS_T gid;
 674                 int failed = 0;
 675
 676                 len = tcp->u_arg[0];
 677                 tprintf("%lu, ", len);
 678                 if (len == 0) {
 679                         tprints("[]");
 680                         return 0;
 681                 }
 682                 start = tcp->u_arg[1];
 683                 if (start == 0) {
 684                         tprints("NULL");
 685                         return 0;
 686                 }
 687                 size = len * sizeof(gid);
 688                 end = start + size;
 689                 if (!verbose(tcp) || size / sizeof(gid) != len || end < start) {
 690                         tprintf("%#lx", start);
 691                         return 0;
 692                 }
 693                 if (abbrev(tcp)) {
 694                         abbrev_end = start + max_strlen * sizeof(gid);
 695                         if (abbrev_end < start)
 696                                 abbrev_end = end;
 697                 } else {
 698                         abbrev_end = end;
 699                 }
 700                 tprints("[");
 701                 for (cur = start; cur < end; cur += sizeof(gid)) {
 702                         if (cur > start)
 703                                 tprints(", ");
 704                         if (cur >= abbrev_end) {
 705                                 tprints("...");
 706                                 break;
 707                         }
 708                         if (umoven(tcp, cur, sizeof(gid), (char *) &gid) < 0) {
 709                                 tprints("?");
 710                                 failed = 1;
 711                                 break;
 712                         }
 713                         tprintf("%lu", (unsigned long) gid);
 714                 }
 715                 tprints("]");
 716                 if (failed)
 717                         tprintf(" %#lx", tcp->u_arg[1]);
 718         }
 719         return 0;
 720 }
 721
 722 int
 723 sys_getgroups(struct tcb *tcp)
 724 {
 725         unsigned long len;
 726
 727         if (entering(tcp)) {
 728                 len = tcp->u_arg[0];
 729                 tprintf("%lu, ", len);
 730         } else {
 731                 unsigned long size, start, cur, end, abbrev_end;
 732                 GETGROUPS_T gid;
 733                 int failed = 0;
 734
 735                 len = tcp->u_rval;
 736                 if (len == 0) {
 737                         tprints("[]");
 738                         return 0;
 739                 }
 740                 start = tcp->u_arg[1];
 741                 if (start == 0) {
 742                         tprints("NULL");
 743                         return 0;
 744                 }
 745                 if (tcp->u_arg[0] == 0) {
 746                         tprintf("%#lx", start);
 747                         return 0;
 748                 }
 749                 size = len * sizeof(gid);
 750                 end = start + size;
 751                 if (!verbose(tcp) || tcp->u_arg[0] == 0 ||
 752                     size / sizeof(gid) != len || end < start) {
 753                         tprintf("%#lx", start);
 754                         return 0;
 755                 }
 756                 if (abbrev(tcp)) {
 757                         abbrev_end = start + max_strlen * sizeof(gid);
 758                         if (abbrev_end < start)
 759                                 abbrev_end = end;
 760                 } else {
 761                         abbrev_end = end;
 762                 }
 763                 tprints("[");
 764                 for (cur = start; cur < end; cur += sizeof(gid)) {
 765                         if (cur > start)
 766                                 tprints(", ");
 767                         if (cur >= abbrev_end) {
 768                                 tprints("...");
 769                                 break;
 770                         }
 771                         if (umoven(tcp, cur, sizeof(gid), (char *) &gid) < 0) {
 772                                 tprints("?");
 773                                 failed = 1;
 774                                 break;
 775                         }
 776                         tprintf("%lu", (unsigned long) gid);
 777                 }
 778                 tprints("]");
 779                 if (failed)
 780                         tprintf(" %#lx", tcp->u_arg[1]);
 781         }
 782         return 0;
 783 }
 784
 785 int
 786 sys_setgroups32(struct tcb *tcp)
 787 {
 788         if (entering(tcp)) {
 789                 unsigned long len, size, start, cur, end, abbrev_end;
 790                 GETGROUPS32_T gid;
 791                 int failed = 0;
 792
 793                 len = tcp->u_arg[0];
 794                 tprintf("%lu, ", len);
 795                 if (len == 0) {
 796                         tprints("[]");
 797                         return 0;
 798                 }
 799                 start = tcp->u_arg[1];
 800                 if (start == 0) {
 801                         tprints("NULL");
 802                         return 0;
 803                 }
 804                 size = len * sizeof(gid);
 805                 end = start + size;
 806                 if (!verbose(tcp) || size / sizeof(gid) != len || end < start) {
 807                         tprintf("%#lx", start);
 808                         return 0;
 809                 }
 810                 if (abbrev(tcp)) {
 811                         abbrev_end = start + max_strlen * sizeof(gid);
 812                         if (abbrev_end < start)
 813                                 abbrev_end = end;
 814                 } else {
 815                         abbrev_end = end;
 816                 }
 817                 tprints("[");
 818                 for (cur = start; cur < end; cur += sizeof(gid)) {
 819                         if (cur > start)
 820                                 tprints(", ");
 821                         if (cur >= abbrev_end) {
 822                                 tprints("...");
 823                                 break;
 824                         }
 825                         if (umoven(tcp, cur, sizeof(gid), (char *) &gid) < 0) {
 826                                 tprints("?");
 827                                 failed = 1;
 828                                 break;
 829                         }
 830                         tprintf("%lu", (unsigned long) gid);
 831                 }
 832                 tprints("]");
 833                 if (failed)
 834                         tprintf(" %#lx", tcp->u_arg[1]);
 835         }
 836         return 0;
 837 }
 838
 839 int
 840 sys_getgroups32(struct tcb *tcp)
 841 {
 842         unsigned long len;
 843
 844         if (entering(tcp)) {
 845                 len = tcp->u_arg[0];
 846                 tprintf("%lu, ", len);
 847         } else {
 848                 unsigned long size, start, cur, end, abbrev_end;
 849                 GETGROUPS32_T gid;
 850                 int failed = 0;
 851
 852                 len = tcp->u_rval;
 853                 if (len == 0) {
 854                         tprints("[]");
 855                         return 0;
 856                 }
 857                 start = tcp->u_arg[1];
 858                 if (start == 0) {
 859                         tprints("NULL");
 860                         return 0;
 861                 }
 862                 size = len * sizeof(gid);
 863                 end = start + size;
 864                 if (!verbose(tcp) || tcp->u_arg[0] == 0 ||
 865                     size / sizeof(gid) != len || end < start) {
 866                         tprintf("%#lx", start);
 867                         return 0;
 868                 }
 869                 if (abbrev(tcp)) {
 870                         abbrev_end = start + max_strlen * sizeof(gid);
 871                         if (abbrev_end < start)
 872                                 abbrev_end = end;
 873                 } else {
 874                         abbrev_end = end;
 875                 }
 876                 tprints("[");
 877                 for (cur = start; cur < end; cur += sizeof(gid)) {
 878                         if (cur > start)
 879                                 tprints(", ");
 880                         if (cur >= abbrev_end) {
 881                                 tprints("...");
 882                                 break;
 883                         }
 884                         if (umoven(tcp, cur, sizeof(gid), (char *) &gid) < 0) {
 885                                 tprints("?");
 886                                 failed = 1;
 887                                 break;
 888                         }
 889                         tprintf("%lu", (unsigned long) gid);
 890                 }
 891                 tprints("]");
 892                 if (failed)
 893                         tprintf(" %#lx", tcp->u_arg[1]);
 894         }
 895         return 0;
 896 }
 897
 898 static void
 899 printargv(struct tcb *tcp, long addr)
 900 {
 901         union {
 902                 unsigned int p32;
 903                 unsigned long p64;
 904                 char data[sizeof(long)];
 905         } cp;
 906         const char *sep;
 907         int n = 0;
 908         unsigned wordsize = current_wordsize;
 909
 910         cp.p64 = 1;
 911         for (sep = ""; !abbrev(tcp) || n < max_strlen / 2; sep = ", ", ++n) {
 912                 if (umoven(tcp, addr, wordsize, cp.data) < 0) {
 913                         tprintf("%#lx", addr);
 914                         return;
 915                 }
 916                 if (wordsize == 4)
 917                         cp.p64 = cp.p32;
 918                 if (cp.p64 == 0)
 919                         break;
 920                 tprints(sep);
 921                 printstr(tcp, cp.p64, -1);
 922                 addr += wordsize;
 923         }
 924         if (cp.p64)
 925                 tprintf("%s...", sep);
 926 }
 927
 928 static void
 929 printargc(const char *fmt, struct tcb *tcp, long addr)
 930 {
 931         int count;
 932         char *cp;
 933
 934         for (count = 0; umove(tcp, addr, &cp) >= 0 && cp != NULL; count++) {
 935                 addr += sizeof(char *);
 936         }
 937         tprintf(fmt, count, count == 1 ? "" : "s");
 938 }
 939
 940 #if defined(SPARC) || defined(SPARC64)
 941 int
 942 sys_execv(struct tcb *tcp)
 943 {
 944         if (entering(tcp)) {
 945                 printpath(tcp, tcp->u_arg[0]);
 946                 if (!verbose(tcp))
 947                         tprintf(", %#lx", tcp->u_arg[1]);
 948                 else {
 949                         tprints(", [");
 950                         printargv(tcp, tcp->u_arg[1]);
 951                         tprints("]");
 952                 }
 953         }
 954         return 0;
 955 }
 956 #endif
 957
 958 int
 959 sys_execve(struct tcb *tcp)
 960 {
 961         if (entering(tcp)) {
 962                 printpath(tcp, tcp->u_arg[0]);
 963                 if (!verbose(tcp))
 964                         tprintf(", %#lx", tcp->u_arg[1]);
 965                 else {
 966                         tprints(", [");
 967                         printargv(tcp, tcp->u_arg[1]);
 968                         tprints("]");
 969                 }
 970                 if (!verbose(tcp))
 971                         tprintf(", %#lx", tcp->u_arg[2]);
 972                 else if (abbrev(tcp))
 973                         printargc(", [/* %d var%s */]", tcp, tcp->u_arg[2]);
 974                 else {
 975                         tprints(", [");
 976                         printargv(tcp, tcp->u_arg[2]);
 977                         tprints("]");
 978                 }
 979         }
 980         return 0;
 981 }
 982
 983 #ifndef __WNOTHREAD
 984 #define __WNOTHREAD     0x20000000
 985 #endif
 986 #ifndef __WALL
 987 #define __WALL          0x40000000
 988 #endif
 989 #ifndef __WCLONE
 990 #define __WCLONE        0x80000000
 991 #endif
 992
 993 static const struct xlat wait4_options[] = {
 994         { WNOHANG,      "WNOHANG"       },
 995 #ifndef WSTOPPED
 996         { WUNTRACED,    "WUNTRACED"     },
 997 #endif
 998 #ifdef WEXITED
 999         { WEXITED,      "WEXITED"       },
1000 #endif
1001 #ifdef WTRAPPED
1002         { WTRAPPED,     "WTRAPPED"      },
1003 #endif
1004 #ifdef WSTOPPED
1005         { WSTOPPED,     "WSTOPPED"      },
1006 #endif
1007 #ifdef WCONTINUED
1008         { WCONTINUED,   "WCONTINUED"    },
1009 #endif
1010 #ifdef WNOWAIT
1011         { WNOWAIT,      "WNOWAIT"       },
1012 #endif
1013 #ifdef __WCLONE
1014         { __WCLONE,     "__WCLONE"      },
1015 #endif
1016 #ifdef __WALL
1017         { __WALL,       "__WALL"        },
1018 #endif
1019 #ifdef __WNOTHREAD
1020         { __WNOTHREAD,  "__WNOTHREAD"   },
1021 #endif
1022         { 0,            NULL            },
1023 };
1024
1025 #if !defined WCOREFLAG && defined WCOREFLG
1026 # define WCOREFLAG WCOREFLG
1027 #endif
1028 #ifndef WCOREFLAG
1029 # define WCOREFLAG 0x80
1030 #endif
1031 #ifndef WCOREDUMP
1032 # define WCOREDUMP(status)  ((status) & 0200)
1033 #endif
1034 #ifndef W_STOPCODE
1035 # define W_STOPCODE(sig)  ((sig) << 8 | 0x7f)
1036 #endif
1037 #ifndef W_EXITCODE
1038 # define W_EXITCODE(ret, sig)  ((ret) << 8 | (sig))
1039 #endif
1040
1041 static int
1042 printstatus(int status)
1043 {
1044         int exited = 0;
1045
1046         /*
1047          * Here is a tricky presentation problem.  This solution
1048          * is still not entirely satisfactory but since there
1049          * are no wait status constructors it will have to do.
1050          */
1051         if (WIFSTOPPED(status)) {
1052                 tprintf("[{WIFSTOPPED(s) && WSTOPSIG(s) == %s}",
1053                         signame(WSTOPSIG(status)));
1054                 status &= ~W_STOPCODE(WSTOPSIG(status));
1055         }
1056         else if (WIFSIGNALED(status)) {
1057                 tprintf("[{WIFSIGNALED(s) && WTERMSIG(s) == %s%s}",
1058                         signame(WTERMSIG(status)),
1059                         WCOREDUMP(status) ? " && WCOREDUMP(s)" : "");
1060                 status &= ~(W_EXITCODE(0, WTERMSIG(status)) | WCOREFLAG);
1061         }
1062         else if (WIFEXITED(status)) {
1063                 tprintf("[{WIFEXITED(s) && WEXITSTATUS(s) == %d}",
1064                         WEXITSTATUS(status));
1065                 exited = 1;
1066                 status &= ~W_EXITCODE(WEXITSTATUS(status), 0);
1067         }
1068         else {
1069                 tprintf("[%#x]", status);
1070                 return 0;
1071         }
1072
1073         if (status == 0)
1074                 tprints("]");
1075         else
1076                 tprintf(" | %#x]", status);
1077
1078         return exited;
1079 }
1080
1081 static int
1082 printwaitn(struct tcb *tcp, int n, int bitness)
1083 {
1084         int status;
1085
1086         if (entering(tcp)) {
1087                 /* On Linux, kernel-side pid_t is typedef'ed to int
1088                  * on all arches. Also, glibc-2.8 truncates wait3 and wait4
1089                  * pid argument to int on 64bit arches, producing,
1090                  * for example, wait4(4294967295, ...) instead of -1
1091                  * in strace. We have to use int here, not long.
1092                  */
1093                 int pid = tcp->u_arg[0];
1094                 tprintf("%d, ", pid);
1095         } else {
1096                 /* status */
1097                 if (!tcp->u_arg[1])
1098                         tprints("NULL");
1099                 else if (syserror(tcp) || tcp->u_rval == 0)
1100                         tprintf("%#lx", tcp->u_arg[1]);
1101                 else if (umove(tcp, tcp->u_arg[1], &status) < 0)
1102                         tprints("[?]");
1103                 else
1104                         printstatus(status);
1105                 /* options */
1106                 tprints(", ");
1107                 printflags(wait4_options, tcp->u_arg[2], "W???");
1108                 if (n == 4) {
1109                         tprints(", ");
1110                         /* usage */
1111                         if (!tcp->u_arg[3])
1112                                 tprints("NULL");
1113                         else if (tcp->u_rval > 0) {
1114 #ifdef ALPHA
1115                                 if (bitness)
1116                                         printrusage32(tcp, tcp->u_arg[3]);
1117                                 else
1118 #endif
1119                                         printrusage(tcp, tcp->u_arg[3]);
1120                         }
1121                         else
1122                                 tprintf("%#lx", tcp->u_arg[3]);
1123                 }
1124         }
1125         return 0;
1126 }
1127
1128 int
1129 sys_waitpid(struct tcb *tcp)
1130 {
1131         return printwaitn(tcp, 3, 0);
1132 }
1133
1134 int
1135 sys_wait4(struct tcb *tcp)
1136 {
1137         return printwaitn(tcp, 4, 0);
1138 }
1139
1140 #ifdef ALPHA
1141 int
1142 sys_osf_wait4(struct tcb *tcp)
1143 {
1144         return printwaitn(tcp, 4, 1);
1145 }
1146 #endif
1147
1148 static const struct xlat waitid_types[] = {
1149         { P_PID,        "P_PID"         },
1150 #ifdef P_PPID
1151         { P_PPID,       "P_PPID"        },
1152 #endif
1153         { P_PGID,       "P_PGID"        },
1154 #ifdef P_SID
1155         { P_SID,        "P_SID"         },
1156 #endif
1157 #ifdef P_CID
1158         { P_CID,        "P_CID"         },
1159 #endif
1160 #ifdef P_UID
1161         { P_UID,        "P_UID"         },
1162 #endif
1163 #ifdef P_GID
1164         { P_GID,        "P_GID"         },
1165 #endif
1166         { P_ALL,        "P_ALL"         },
1167 #ifdef P_LWPID
1168         { P_LWPID,      "P_LWPID"       },
1169 #endif
1170         { 0,            NULL            },
1171 };
1172
1173 int
1174 sys_waitid(struct tcb *tcp)
1175 {
1176         if (entering(tcp)) {
1177                 printxval(waitid_types, tcp->u_arg[0], "P_???");
1178                 tprintf(", %ld, ", tcp->u_arg[1]);
1179         }
1180         else {
1181                 /* siginfo */
1182                 printsiginfo_at(tcp, tcp->u_arg[2]);
1183                 /* options */
1184                 tprints(", ");
1185                 printflags(wait4_options, tcp->u_arg[3], "W???");
1186                 if (tcp->s_ent->nargs > 4) {
1187                         /* usage */
1188                         tprints(", ");
1189                         if (!tcp->u_arg[4])
1190                                 tprints("NULL");
1191                         else if (tcp->u_error)
1192                                 tprintf("%#lx", tcp->u_arg[4]);
1193                         else
1194                                 printrusage(tcp, tcp->u_arg[4]);
1195                 }
1196         }
1197         return 0;
1198 }
1199
1200 int
1201 sys_uname(struct tcb *tcp)
1202 {
1203         struct utsname uname;
1204
1205         if (exiting(tcp)) {
1206                 if (syserror(tcp) || !verbose(tcp))
1207                         tprintf("%#lx", tcp->u_arg[0]);
1208                 else if (umove(tcp, tcp->u_arg[0], &uname) < 0)
1209                         tprints("{...}");
1210                 else if (!abbrev(tcp)) {
1211                         tprintf("{sysname=\"%s\", nodename=\"%s\", ",
1212                                 uname.sysname, uname.nodename);
1213                         tprintf("release=\"%s\", version=\"%s\", ",
1214                                 uname.release, uname.version);
1215                         tprintf("machine=\"%s\"", uname.machine);
1216 #ifdef HAVE_STRUCT_UTSNAME_DOMAINNAME
1217                         tprintf(", domainname=\"%s\"", uname.domainname);
1218 #endif
1219                         tprints("}");
1220                 }
1221                 else
1222                         tprintf("{sys=\"%s\", node=\"%s\", ...}",
1223                                 uname.sysname, uname.nodename);
1224         }
1225         return 0;
1226 }
1227
1228 static const struct xlat ptrace_cmds[] = {
1229         { PTRACE_TRACEME,       "PTRACE_TRACEME"        },
1230         { PTRACE_PEEKTEXT,      "PTRACE_PEEKTEXT"       },
1231         { PTRACE_PEEKDATA,      "PTRACE_PEEKDATA"       },
1232         { PTRACE_PEEKUSER,      "PTRACE_PEEKUSER"       },
1233         { PTRACE_POKETEXT,      "PTRACE_POKETEXT"       },
1234         { PTRACE_POKEDATA,      "PTRACE_POKEDATA"       },
1235         { PTRACE_POKEUSER,      "PTRACE_POKEUSER"       },
1236         { PTRACE_CONT,          "PTRACE_CONT"           },
1237         { PTRACE_KILL,          "PTRACE_KILL"           },
1238         { PTRACE_SINGLESTEP,    "PTRACE_SINGLESTEP"     },
1239         { PTRACE_ATTACH,        "PTRACE_ATTACH"         },
1240         { PTRACE_DETACH,        "PTRACE_DETACH"         },
1241 #ifdef PTRACE_GETREGS
1242         { PTRACE_GETREGS,       "PTRACE_GETREGS"        },
1243 #endif
1244 #ifdef PTRACE_SETREGS
1245         { PTRACE_SETREGS,       "PTRACE_SETREGS"        },
1246 #endif
1247 #ifdef PTRACE_GETFPREGS
1248         { PTRACE_GETFPREGS,     "PTRACE_GETFPREGS"      },
1249 #endif
1250 #ifdef PTRACE_SETFPREGS
1251         { PTRACE_SETFPREGS,     "PTRACE_SETFPREGS"      },
1252 #endif
1253 #ifdef PTRACE_GETFPXREGS
1254         { PTRACE_GETFPXREGS,    "PTRACE_GETFPXREGS"     },
1255 #endif
1256 #ifdef PTRACE_SETFPXREGS
1257         { PTRACE_SETFPXREGS,    "PTRACE_SETFPXREGS"     },
1258 #endif
1259 #ifdef PTRACE_GETVRREGS
1260         { PTRACE_GETVRREGS,     "PTRACE_GETVRREGS"      },
1261 #endif
1262 #ifdef PTRACE_SETVRREGS
1263         { PTRACE_SETVRREGS,     "PTRACE_SETVRREGS"      },
1264 #endif
1265 #ifdef PTRACE_SETOPTIONS
1266         { PTRACE_SETOPTIONS,    "PTRACE_SETOPTIONS"     },
1267 #endif
1268 #ifdef PTRACE_GETEVENTMSG
1269         { PTRACE_GETEVENTMSG,   "PTRACE_GETEVENTMSG"    },
1270 #endif
1271 #ifdef PTRACE_GETSIGINFO
1272         { PTRACE_GETSIGINFO,    "PTRACE_GETSIGINFO"     },
1273 #endif
1274 #ifdef PTRACE_SETSIGINFO
1275         { PTRACE_SETSIGINFO,    "PTRACE_SETSIGINFO"     },
1276 #endif
1277 #ifdef PTRACE_GETREGSET
1278         { PTRACE_GETREGSET,     "PTRACE_GETREGSET"      },
1279 #endif
1280 #ifdef PTRACE_SETREGSET
1281         { PTRACE_SETREGSET,     "PTRACE_SETREGSET"      },
1282 #endif
1283 #ifdef PTRACE_SET_SYSCALL
1284         { PTRACE_SET_SYSCALL,   "PTRACE_SET_SYSCALL"    },
1285 #endif
1286 #ifdef PTRACE_SEIZE
1287         { PTRACE_SEIZE,         "PTRACE_SEIZE"          },
1288 #endif
1289 #ifdef PTRACE_INTERRUPT
1290         { PTRACE_INTERRUPT,     "PTRACE_INTERRUPT"      },
1291 #endif
1292 #ifdef PTRACE_LISTEN
1293         { PTRACE_LISTEN,        "PTRACE_LISTEN"         },
1294 #endif
1295         { PTRACE_SYSCALL,       "PTRACE_SYSCALL"        },
1296
1297         { 0,                    NULL                    },
1298 };
1299
1300 #ifdef PTRACE_SETOPTIONS
1301 static const struct xlat ptrace_setoptions_flags[] = {
1302 # ifdef PTRACE_O_TRACESYSGOOD
1303         { PTRACE_O_TRACESYSGOOD,"PTRACE_O_TRACESYSGOOD" },
1304 # endif
1305 # ifdef PTRACE_O_TRACEFORK
1306         { PTRACE_O_TRACEFORK,   "PTRACE_O_TRACEFORK"    },
1307 # endif
1308 # ifdef PTRACE_O_TRACEVFORK
1309         { PTRACE_O_TRACEVFORK,  "PTRACE_O_TRACEVFORK"   },
1310 # endif
1311 # ifdef PTRACE_O_TRACECLONE
1312         { PTRACE_O_TRACECLONE,  "PTRACE_O_TRACECLONE"   },
1313 # endif
1314 # ifdef PTRACE_O_TRACEEXEC
1315         { PTRACE_O_TRACEEXEC,   "PTRACE_O_TRACEEXEC"    },
1316 # endif
1317 # ifdef PTRACE_O_TRACEVFORKDONE
1318         { PTRACE_O_TRACEVFORKDONE,"PTRACE_O_TRACEVFORKDONE"},
1319 # endif
1320 # ifdef PTRACE_O_TRACEEXIT
1321         { PTRACE_O_TRACEEXIT,   "PTRACE_O_TRACEEXIT"    },
1322 # endif
1323         { 0,                    NULL                    },
1324 };
1325 #endif /* PTRACE_SETOPTIONS */
1326
1327 static const struct xlat nt_descriptor_types[] = {
1328 #ifdef NT_PRSTATUS
1329         { NT_PRSTATUS,          "NT_PRSTATUS" },
1330 #endif
1331 #ifdef NT_FPREGSET
1332         { NT_FPREGSET,          "NT_FPREGSET" },
1333 #endif
1334 #ifdef NT_PRPSINFO
1335         { NT_PRPSINFO,          "NT_PRPSINFO" },
1336 #endif
1337 #ifdef NT_PRXREG
1338         { NT_PRXREG,            "NT_PRXREG" },
1339 #endif
1340 #ifdef NT_TASKSTRUCT
1341         { NT_TASKSTRUCT,        "NT_TASKSTRUCT" },
1342 #endif
1343 #ifdef NT_PLATFORM
1344         { NT_PLATFORM,          "NT_PLATFORM" },
1345 #endif
1346 #ifdef NT_AUXV
1347         { NT_AUXV,              "NT_AUXV" },
1348 #endif
1349 #ifdef NT_GWINDOWS
1350         { NT_GWINDOWS,          "NT_GWINDOWS" },
1351 #endif
1352 #ifdef NT_ASRS
1353         { NT_ASRS,              "NT_ASRS" },
1354 #endif
1355 #ifdef NT_PSTATUS
1356         { NT_PSTATUS,           "NT_PSTATUS" },
1357 #endif
1358 #ifdef NT_PSINFO
1359         { NT_PSINFO,            "NT_PSINFO" },
1360 #endif
1361 #ifdef NT_PRCRED
1362         { NT_PRCRED,            "NT_PRCRED" },
1363 #endif
1364 #ifdef NT_UTSNAME
1365         { NT_UTSNAME,           "NT_UTSNAME" },
1366 #endif
1367 #ifdef NT_LWPSTATUS
1368         { NT_LWPSTATUS,         "NT_LWPSTATUS" },
1369 #endif
1370 #ifdef NT_LWPSINFO
1371         { NT_LWPSINFO,          "NT_LWPSINFO" },
1372 #endif
1373 #ifdef NT_PRFPXREG
1374         { NT_PRFPXREG,          "NT_PRFPXREG" },
1375 #endif
1376 #ifdef NT_PRXFPREG
1377         { NT_PRXFPREG,          "NT_PRXFPREG" },
1378 #endif
1379 #ifdef NT_PPC_VMX
1380         { NT_PPC_VMX,           "NT_PPC_VMX" },
1381 #endif
1382 #ifdef NT_PPC_SPE
1383         { NT_PPC_SPE,           "NT_PPC_SPE" },
1384 #endif
1385 #ifdef NT_PPC_VSX
1386         { NT_PPC_VSX,           "NT_PPC_VSX" },
1387 #endif
1388 #ifdef NT_386_TLS
1389         { NT_386_TLS,           "NT_386_TLS" },
1390 #endif
1391 #ifdef NT_386_IOPERM
1392         { NT_386_IOPERM,        "NT_386_IOPERM" },
1393 #endif
1394 #ifdef NT_X86_XSTATE
1395         { NT_X86_XSTATE,        "NT_X86_XSTATE" },
1396 #endif
1397         { 0,                    NULL },
1398 };
1399
1400 #define uoff(member)    offsetof(struct user, member)
1401
1402 const struct xlat struct_user_offsets[] = {
1403 #if defined(S390) || defined(S390X)
1404         { PT_PSWMASK,           "psw_mask"                              },
1405         { PT_PSWADDR,           "psw_addr"                              },
1406         { PT_GPR0,              "gpr0"                                  },
1407         { PT_GPR1,              "gpr1"                                  },
1408         { PT_GPR2,              "gpr2"                                  },
1409         { PT_GPR3,              "gpr3"                                  },
1410         { PT_GPR4,              "gpr4"                                  },
1411         { PT_GPR5,              "gpr5"                                  },
1412         { PT_GPR6,              "gpr6"                                  },
1413         { PT_GPR7,              "gpr7"                                  },
1414         { PT_GPR8,              "gpr8"                                  },
1415         { PT_GPR9,              "gpr9"                                  },
1416         { PT_GPR10,             "gpr10"                                 },
1417         { PT_GPR11,             "gpr11"                                 },
1418         { PT_GPR12,             "gpr12"                                 },
1419         { PT_GPR13,             "gpr13"                                 },
1420         { PT_GPR14,             "gpr14"                                 },
1421         { PT_GPR15,             "gpr15"                                 },
1422         { PT_ACR0,              "acr0"                                  },
1423         { PT_ACR1,              "acr1"                                  },
1424         { PT_ACR2,              "acr2"                                  },
1425         { PT_ACR3,              "acr3"                                  },
1426         { PT_ACR4,              "acr4"                                  },
1427         { PT_ACR5,              "acr5"                                  },
1428         { PT_ACR6,              "acr6"                                  },
1429         { PT_ACR7,              "acr7"                                  },
1430         { PT_ACR8,              "acr8"                                  },
1431         { PT_ACR9,              "acr9"                                  },
1432         { PT_ACR10,             "acr10"                                 },
1433         { PT_ACR11,             "acr11"                                 },
1434         { PT_ACR12,             "acr12"                                 },
1435         { PT_ACR13,             "acr13"                                 },
1436         { PT_ACR14,             "acr14"                                 },
1437         { PT_ACR15,             "acr15"                                 },
1438         { PT_ORIGGPR2,          "orig_gpr2"                             },
1439         { PT_FPC,               "fpc"                                   },
1440 #if defined(S390)
1441         { PT_FPR0_HI,           "fpr0.hi"                               },
1442         { PT_FPR0_LO,           "fpr0.lo"                               },
1443         { PT_FPR1_HI,           "fpr1.hi"                               },
1444         { PT_FPR1_LO,           "fpr1.lo"                               },
1445         { PT_FPR2_HI,           "fpr2.hi"                               },
1446         { PT_FPR2_LO,           "fpr2.lo"                               },
1447         { PT_FPR3_HI,           "fpr3.hi"                               },
1448         { PT_FPR3_LO,           "fpr3.lo"                               },
1449         { PT_FPR4_HI,           "fpr4.hi"                               },
1450         { PT_FPR4_LO,           "fpr4.lo"                               },
1451         { PT_FPR5_HI,           "fpr5.hi"                               },
1452         { PT_FPR5_LO,           "fpr5.lo"                               },
1453         { PT_FPR6_HI,           "fpr6.hi"                               },
1454         { PT_FPR6_LO,           "fpr6.lo"                               },
1455         { PT_FPR7_HI,           "fpr7.hi"                               },
1456         { PT_FPR7_LO,           "fpr7.lo"                               },
1457         { PT_FPR8_HI,           "fpr8.hi"                               },
1458         { PT_FPR8_LO,           "fpr8.lo"                               },
1459         { PT_FPR9_HI,           "fpr9.hi"                               },
1460         { PT_FPR9_LO,           "fpr9.lo"                               },
1461         { PT_FPR10_HI,          "fpr10.hi"                              },
1462         { PT_FPR10_LO,          "fpr10.lo"                              },
1463         { PT_FPR11_HI,          "fpr11.hi"                              },
1464         { PT_FPR11_LO,          "fpr11.lo"                              },
1465         { PT_FPR12_HI,          "fpr12.hi"                              },
1466         { PT_FPR12_LO,          "fpr12.lo"                              },
1467         { PT_FPR13_HI,          "fpr13.hi"                              },
1468         { PT_FPR13_LO,          "fpr13.lo"                              },
1469         { PT_FPR14_HI,          "fpr14.hi"                              },
1470         { PT_FPR14_LO,          "fpr14.lo"                              },
1471         { PT_FPR15_HI,          "fpr15.hi"                              },
1472         { PT_FPR15_LO,          "fpr15.lo"                              },
1473 #endif
1474 #if defined(S390X)
1475         { PT_FPR0,              "fpr0"                                  },
1476         { PT_FPR1,              "fpr1"                                  },
1477         { PT_FPR2,              "fpr2"                                  },
1478         { PT_FPR3,              "fpr3"                                  },
1479         { PT_FPR4,              "fpr4"                                  },
1480         { PT_FPR5,              "fpr5"                                  },
1481         { PT_FPR6,              "fpr6"                                  },
1482         { PT_FPR7,              "fpr7"                                  },
1483         { PT_FPR8,              "fpr8"                                  },
1484         { PT_FPR9,              "fpr9"                                  },
1485         { PT_FPR10,             "fpr10"                                 },
1486         { PT_FPR11,             "fpr11"                                 },
1487         { PT_FPR12,             "fpr12"                                 },
1488         { PT_FPR13,             "fpr13"                                 },
1489         { PT_FPR14,             "fpr14"                                 },
1490         { PT_FPR15,             "fpr15"                                 },
1491 #endif
1492         { PT_CR_9,              "cr9"                                   },
1493         { PT_CR_10,             "cr10"                                  },
1494         { PT_CR_11,             "cr11"                                  },
1495         { PT_IEEE_IP,           "ieee_exception_ip"                     },
1496 #elif defined(SPARC)
1497         /* XXX No support for these offsets yet. */
1498 #elif defined(HPPA)
1499         /* XXX No support for these offsets yet. */
1500 #elif defined(POWERPC)
1501 # ifndef PT_ORIG_R3
1502 #  define PT_ORIG_R3 34
1503 # endif
1504 # define REGSIZE (sizeof(unsigned long))
1505         { REGSIZE*PT_R0,                "r0"                            },
1506         { REGSIZE*PT_R1,                "r1"                            },
1507         { REGSIZE*PT_R2,                "r2"                            },
1508         { REGSIZE*PT_R3,                "r3"                            },
1509         { REGSIZE*PT_R4,                "r4"                            },
1510         { REGSIZE*PT_R5,                "r5"                            },
1511         { REGSIZE*PT_R6,                "r6"                            },
1512         { REGSIZE*PT_R7,                "r7"                            },
1513         { REGSIZE*PT_R8,                "r8"                            },
1514         { REGSIZE*PT_R9,                "r9"                            },
1515         { REGSIZE*PT_R10,               "r10"                           },
1516         { REGSIZE*PT_R11,               "r11"                           },
1517         { REGSIZE*PT_R12,               "r12"                           },
1518         { REGSIZE*PT_R13,               "r13"                           },
1519         { REGSIZE*PT_R14,               "r14"                           },
1520         { REGSIZE*PT_R15,               "r15"                           },
1521         { REGSIZE*PT_R16,               "r16"                           },
1522         { REGSIZE*PT_R17,               "r17"                           },
1523         { REGSIZE*PT_R18,               "r18"                           },
1524         { REGSIZE*PT_R19,               "r19"                           },
1525         { REGSIZE*PT_R20,               "r20"                           },
1526         { REGSIZE*PT_R21,               "r21"                           },
1527         { REGSIZE*PT_R22,               "r22"                           },
1528         { REGSIZE*PT_R23,               "r23"                           },
1529         { REGSIZE*PT_R24,               "r24"                           },
1530         { REGSIZE*PT_R25,               "r25"                           },
1531         { REGSIZE*PT_R26,               "r26"                           },
1532         { REGSIZE*PT_R27,               "r27"                           },
1533         { REGSIZE*PT_R28,               "r28"                           },
1534         { REGSIZE*PT_R29,               "r29"                           },
1535         { REGSIZE*PT_R30,               "r30"                           },
1536         { REGSIZE*PT_R31,               "r31"                           },
1537         { REGSIZE*PT_NIP,               "NIP"                           },
1538         { REGSIZE*PT_MSR,               "MSR"                           },
1539         { REGSIZE*PT_ORIG_R3,           "ORIG_R3"                       },
1540         { REGSIZE*PT_CTR,               "CTR"                           },
1541         { REGSIZE*PT_LNK,               "LNK"                           },
1542         { REGSIZE*PT_XER,               "XER"                           },
1543         { REGSIZE*PT_CCR,               "CCR"                           },
1544         { REGSIZE*PT_FPR0,              "FPR0"                          },
1545 # undef REGSIZE
1546 #elif defined(ALPHA)
1547         { 0,                    "r0"                                    },
1548         { 1,                    "r1"                                    },
1549         { 2,                    "r2"                                    },
1550         { 3,                    "r3"                                    },
1551         { 4,                    "r4"                                    },
1552         { 5,                    "r5"                                    },
1553         { 6,                    "r6"                                    },
1554         { 7,                    "r7"                                    },
1555         { 8,                    "r8"                                    },
1556         { 9,                    "r9"                                    },
1557         { 10,                   "r10"                                   },
1558         { 11,                   "r11"                                   },
1559         { 12,                   "r12"                                   },
1560         { 13,                   "r13"                                   },
1561         { 14,                   "r14"                                   },
1562         { 15,                   "r15"                                   },
1563         { 16,                   "r16"                                   },
1564         { 17,                   "r17"                                   },
1565         { 18,                   "r18"                                   },
1566         { 19,                   "r19"                                   },
1567         { 20,                   "r20"                                   },
1568         { 21,                   "r21"                                   },
1569         { 22,                   "r22"                                   },
1570         { 23,                   "r23"                                   },
1571         { 24,                   "r24"                                   },
1572         { 25,                   "r25"                                   },
1573         { 26,                   "r26"                                   },
1574         { 27,                   "r27"                                   },
1575         { 28,                   "r28"                                   },
1576         { 29,                   "gp"                                    },
1577         { 30,                   "fp"                                    },
1578         { 31,                   "zero"                                  },
1579         { 32,                   "fp0"                                   },
1580         { 33,                   "fp"                                    },
1581         { 34,                   "fp2"                                   },
1582         { 35,                   "fp3"                                   },
1583         { 36,                   "fp4"                                   },
1584         { 37,                   "fp5"                                   },
1585         { 38,                   "fp6"                                   },
1586         { 39,                   "fp7"                                   },
1587         { 40,                   "fp8"                                   },
1588         { 41,                   "fp9"                                   },
1589         { 42,                   "fp10"                                  },
1590         { 43,                   "fp11"                                  },
1591         { 44,                   "fp12"                                  },
1592         { 45,                   "fp13"                                  },
1593         { 46,                   "fp14"                                  },
1594         { 47,                   "fp15"                                  },
1595         { 48,                   "fp16"                                  },
1596         { 49,                   "fp17"                                  },
1597         { 50,                   "fp18"                                  },
1598         { 51,                   "fp19"                                  },
1599         { 52,                   "fp20"                                  },
1600         { 53,                   "fp21"                                  },
1601         { 54,                   "fp22"                                  },
1602         { 55,                   "fp23"                                  },
1603         { 56,                   "fp24"                                  },
1604         { 57,                   "fp25"                                  },
1605         { 58,                   "fp26"                                  },
1606         { 59,                   "fp27"                                  },
1607         { 60,                   "fp28"                                  },
1608         { 61,                   "fp29"                                  },
1609         { 62,                   "fp30"                                  },
1610         { 63,                   "fp31"                                  },
1611         { 64,                   "pc"                                    },
1612 #elif defined(IA64)
1613         { PT_F32, "f32" }, { PT_F33, "f33" }, { PT_F34, "f34" },
1614         { PT_F35, "f35" }, { PT_F36, "f36" }, { PT_F37, "f37" },
1615         { PT_F38, "f38" }, { PT_F39, "f39" }, { PT_F40, "f40" },
1616         { PT_F41, "f41" }, { PT_F42, "f42" }, { PT_F43, "f43" },
1617         { PT_F44, "f44" }, { PT_F45, "f45" }, { PT_F46, "f46" },
1618         { PT_F47, "f47" }, { PT_F48, "f48" }, { PT_F49, "f49" },
1619         { PT_F50, "f50" }, { PT_F51, "f51" }, { PT_F52, "f52" },
1620         { PT_F53, "f53" }, { PT_F54, "f54" }, { PT_F55, "f55" },
1621         { PT_F56, "f56" }, { PT_F57, "f57" }, { PT_F58, "f58" },
1622         { PT_F59, "f59" }, { PT_F60, "f60" }, { PT_F61, "f61" },
1623         { PT_F62, "f62" }, { PT_F63, "f63" }, { PT_F64, "f64" },
1624         { PT_F65, "f65" }, { PT_F66, "f66" }, { PT_F67, "f67" },
1625         { PT_F68, "f68" }, { PT_F69, "f69" }, { PT_F70, "f70" },
1626         { PT_F71, "f71" }, { PT_F72, "f72" }, { PT_F73, "f73" },
1627         { PT_F74, "f74" }, { PT_F75, "f75" }, { PT_F76, "f76" },
1628         { PT_F77, "f77" }, { PT_F78, "f78" }, { PT_F79, "f79" },
1629         { PT_F80, "f80" }, { PT_F81, "f81" }, { PT_F82, "f82" },
1630         { PT_F83, "f83" }, { PT_F84, "f84" }, { PT_F85, "f85" },
1631         { PT_F86, "f86" }, { PT_F87, "f87" }, { PT_F88, "f88" },
1632         { PT_F89, "f89" }, { PT_F90, "f90" }, { PT_F91, "f91" },
1633         { PT_F92, "f92" }, { PT_F93, "f93" }, { PT_F94, "f94" },
1634         { PT_F95, "f95" }, { PT_F96, "f96" }, { PT_F97, "f97" },
1635         { PT_F98, "f98" }, { PT_F99, "f99" }, { PT_F100, "f100" },
1636         { PT_F101, "f101" }, { PT_F102, "f102" }, { PT_F103, "f103" },
1637         { PT_F104, "f104" }, { PT_F105, "f105" }, { PT_F106, "f106" },
1638         { PT_F107, "f107" }, { PT_F108, "f108" }, { PT_F109, "f109" },
1639         { PT_F110, "f110" }, { PT_F111, "f111" }, { PT_F112, "f112" },
1640         { PT_F113, "f113" }, { PT_F114, "f114" }, { PT_F115, "f115" },
1641         { PT_F116, "f116" }, { PT_F117, "f117" }, { PT_F118, "f118" },
1642         { PT_F119, "f119" }, { PT_F120, "f120" }, { PT_F121, "f121" },
1643         { PT_F122, "f122" }, { PT_F123, "f123" }, { PT_F124, "f124" },
1644         { PT_F125, "f125" }, { PT_F126, "f126" }, { PT_F127, "f127" },
1645         /* switch stack: */
1646         { PT_F2, "f2" }, { PT_F3, "f3" }, { PT_F4, "f4" },
1647         { PT_F5, "f5" }, { PT_F10, "f10" }, { PT_F11, "f11" },
1648         { PT_F12, "f12" }, { PT_F13, "f13" }, { PT_F14, "f14" },
1649         { PT_F15, "f15" }, { PT_F16, "f16" }, { PT_F17, "f17" },
1650         { PT_F18, "f18" }, { PT_F19, "f19" }, { PT_F20, "f20" },
1651         { PT_F21, "f21" }, { PT_F22, "f22" }, { PT_F23, "f23" },
1652         { PT_F24, "f24" }, { PT_F25, "f25" }, { PT_F26, "f26" },
1653         { PT_F27, "f27" }, { PT_F28, "f28" }, { PT_F29, "f29" },
1654         { PT_F30, "f30" }, { PT_F31, "f31" }, { PT_R4, "r4" },
1655         { PT_R5, "r5" }, { PT_R6, "r6" }, { PT_R7, "r7" },
1656         { PT_B1, "b1" }, { PT_B2, "b2" }, { PT_B3, "b3" },
1657         { PT_B4, "b4" }, { PT_B5, "b5" },
1658         { PT_AR_EC, "ar.ec" }, { PT_AR_LC, "ar.lc" },
1659         /* pt_regs */
1660         { PT_CR_IPSR, "psr" }, { PT_CR_IIP, "ip" },
1661         { PT_CFM, "cfm" }, { PT_AR_UNAT, "ar.unat" },
1662         { PT_AR_PFS, "ar.pfs" }, { PT_AR_RSC, "ar.rsc" },
1663         { PT_AR_RNAT, "ar.rnat" }, { PT_AR_BSPSTORE, "ar.bspstore" },
1664         { PT_PR, "pr" }, { PT_B6, "b6" }, { PT_AR_BSP, "ar.bsp" },
1665         { PT_R1, "r1" }, { PT_R2, "r2" }, { PT_R3, "r3" },
1666         { PT_R12, "r12" }, { PT_R13, "r13" }, { PT_R14, "r14" },
1667         { PT_R15, "r15" }, { PT_R8, "r8" }, { PT_R9, "r9" },
1668         { PT_R10, "r10" }, { PT_R11, "r11" }, { PT_R16, "r16" },
1669         { PT_R17, "r17" }, { PT_R18, "r18" }, { PT_R19, "r19" },
1670         { PT_R20, "r20" }, { PT_R21, "r21" }, { PT_R22, "r22" },
1671         { PT_R23, "r23" }, { PT_R24, "r24" }, { PT_R25, "r25" },
1672         { PT_R26, "r26" }, { PT_R27, "r27" }, { PT_R28, "r28" },
1673         { PT_R29, "r29" }, { PT_R30, "r30" }, { PT_R31, "r31" },
1674         { PT_AR_CCV, "ar.ccv" }, { PT_AR_FPSR, "ar.fpsr" },
1675         { PT_B0, "b0" }, { PT_B7, "b7" }, { PT_F6, "f6" },
1676         { PT_F7, "f7" }, { PT_F8, "f8" }, { PT_F9, "f9" },
1677 # ifdef PT_AR_CSD
1678         { PT_AR_CSD, "ar.csd" },
1679 # endif
1680 # ifdef PT_AR_SSD
1681         { PT_AR_SSD, "ar.ssd" },
1682 # endif
1683         { PT_DBR, "dbr" }, { PT_IBR, "ibr" }, { PT_PMD, "pmd" },
1684 #elif defined(I386)
1685         { 4*EBX,                "4*EBX"                                 },
1686         { 4*ECX,                "4*ECX"                                 },
1687         { 4*EDX,                "4*EDX"                                 },
1688         { 4*ESI,                "4*ESI"                                 },
1689         { 4*EDI,                "4*EDI"                                 },
1690         { 4*EBP,                "4*EBP"                                 },
1691         { 4*EAX,                "4*EAX"                                 },
1692         { 4*DS,                 "4*DS"                                  },
1693         { 4*ES,                 "4*ES"                                  },
1694         { 4*FS,                 "4*FS"                                  },
1695         { 4*GS,                 "4*GS"                                  },
1696         { 4*ORIG_EAX,           "4*ORIG_EAX"                            },
1697         { 4*EIP,                "4*EIP"                                 },
1698         { 4*CS,                 "4*CS"                                  },
1699         { 4*EFL,                "4*EFL"                                 },
1700         { 4*UESP,               "4*UESP"                                },
1701         { 4*SS,                 "4*SS"                                  },
1702 #elif defined(X86_64) || defined(X32)
1703         { 8*R15,                "8*R15"                                 },
1704         { 8*R14,                "8*R14"                                 },
1705         { 8*R13,                "8*R13"                                 },
1706         { 8*R12,                "8*R12"                                 },
1707         { 8*RBP,                "8*RBP"                                 },
1708         { 8*RBX,                "8*RBX"                                 },
1709         { 8*R11,                "8*R11"                                 },
1710         { 8*R10,                "8*R10"                                 },
1711         { 8*R9,                 "8*R9"                                  },
1712         { 8*R8,                 "8*R8"                                  },
1713         { 8*RAX,                "8*RAX"                                 },
1714         { 8*RCX,                "8*RCX"                                 },
1715         { 8*RDX,                "8*RDX"                                 },
1716         { 8*RSI,                "8*RSI"                                 },
1717         { 8*RDI,                "8*RDI"                                 },
1718         { 8*ORIG_RAX,           "8*ORIG_RAX"                            },
1719         { 8*RIP,                "8*RIP"                                 },
1720         { 8*CS,                 "8*CS"                                  },
1721         { 8*EFLAGS,             "8*EFL"                                 },
1722         { 8*RSP,                "8*RSP"                                 },
1723         { 8*SS,                 "8*SS"                                  },
1724 #elif defined(M68K)
1725         { 4*PT_D1,              "4*PT_D1"                               },
1726         { 4*PT_D2,              "4*PT_D2"                               },
1727         { 4*PT_D3,              "4*PT_D3"                               },
1728         { 4*PT_D4,              "4*PT_D4"                               },
1729         { 4*PT_D5,              "4*PT_D5"                               },
1730         { 4*PT_D6,              "4*PT_D6"                               },
1731         { 4*PT_D7,              "4*PT_D7"                               },
1732         { 4*PT_A0,              "4*PT_A0"                               },
1733         { 4*PT_A1,              "4*PT_A1"                               },
1734         { 4*PT_A2,              "4*PT_A2"                               },
1735         { 4*PT_A3,              "4*PT_A3"                               },
1736         { 4*PT_A4,              "4*PT_A4"                               },
1737         { 4*PT_A5,              "4*PT_A5"                               },
1738         { 4*PT_A6,              "4*PT_A6"                               },
1739         { 4*PT_D0,              "4*PT_D0"                               },
1740         { 4*PT_USP,             "4*PT_USP"                              },
1741         { 4*PT_ORIG_D0,         "4*PT_ORIG_D0"                          },
1742         { 4*PT_SR,              "4*PT_SR"                               },
1743         { 4*PT_PC,              "4*PT_PC"                               },
1744 #elif defined(SH)
1745         { 4*REG_REG0,           "4*REG_REG0"                            },
1746         { 4*(REG_REG0+1),       "4*REG_REG1"                            },
1747         { 4*(REG_REG0+2),       "4*REG_REG2"                            },
1748         { 4*(REG_REG0+3),       "4*REG_REG3"                            },
1749         { 4*(REG_REG0+4),       "4*REG_REG4"                            },
1750         { 4*(REG_REG0+5),       "4*REG_REG5"                            },
1751         { 4*(REG_REG0+6),       "4*REG_REG6"                            },
1752         { 4*(REG_REG0+7),       "4*REG_REG7"                            },
1753         { 4*(REG_REG0+8),       "4*REG_REG8"                            },
1754         { 4*(REG_REG0+9),       "4*REG_REG9"                            },
1755         { 4*(REG_REG0+10),      "4*REG_REG10"                           },
1756         { 4*(REG_REG0+11),      "4*REG_REG11"                           },
1757         { 4*(REG_REG0+12),      "4*REG_REG12"                           },
1758         { 4*(REG_REG0+13),      "4*REG_REG13"                           },
1759         { 4*(REG_REG0+14),      "4*REG_REG14"                           },
1760         { 4*REG_REG15,          "4*REG_REG15"                           },
1761         { 4*REG_PC,             "4*REG_PC"                              },
1762         { 4*REG_PR,             "4*REG_PR"                              },
1763         { 4*REG_SR,             "4*REG_SR"                              },
1764         { 4*REG_GBR,            "4*REG_GBR"                             },
1765         { 4*REG_MACH,           "4*REG_MACH"                            },
1766         { 4*REG_MACL,           "4*REG_MACL"                            },
1767         { 4*REG_SYSCALL,        "4*REG_SYSCALL"                         },
1768         { 4*REG_FPUL,           "4*REG_FPUL"                            },
1769         { 4*REG_FPREG0,         "4*REG_FPREG0"                          },
1770         { 4*(REG_FPREG0+1),     "4*REG_FPREG1"                          },
1771         { 4*(REG_FPREG0+2),     "4*REG_FPREG2"                          },
1772         { 4*(REG_FPREG0+3),     "4*REG_FPREG3"                          },
1773         { 4*(REG_FPREG0+4),     "4*REG_FPREG4"                          },
1774         { 4*(REG_FPREG0+5),     "4*REG_FPREG5"                          },
1775         { 4*(REG_FPREG0+6),     "4*REG_FPREG6"                          },
1776         { 4*(REG_FPREG0+7),     "4*REG_FPREG7"                          },
1777         { 4*(REG_FPREG0+8),     "4*REG_FPREG8"                          },
1778         { 4*(REG_FPREG0+9),     "4*REG_FPREG9"                          },
1779         { 4*(REG_FPREG0+10),    "4*REG_FPREG10"                         },
1780         { 4*(REG_FPREG0+11),    "4*REG_FPREG11"                         },
1781         { 4*(REG_FPREG0+12),    "4*REG_FPREG12"                         },
1782         { 4*(REG_FPREG0+13),    "4*REG_FPREG13"                         },
1783         { 4*(REG_FPREG0+14),    "4*REG_FPREG14"                         },
1784         { 4*REG_FPREG15,        "4*REG_FPREG15"                         },
1785 # ifdef REG_XDREG0
1786         { 4*REG_XDREG0,         "4*REG_XDREG0"                          },
1787         { 4*(REG_XDREG0+2),     "4*REG_XDREG2"                          },
1788         { 4*(REG_XDREG0+4),     "4*REG_XDREG4"                          },
1789         { 4*(REG_XDREG0+6),     "4*REG_XDREG6"                          },
1790         { 4*(REG_XDREG0+8),     "4*REG_XDREG8"                          },
1791         { 4*(REG_XDREG0+10),    "4*REG_XDREG10"                         },
1792         { 4*(REG_XDREG0+12),    "4*REG_XDREG12"                         },
1793         { 4*REG_XDREG14,        "4*REG_XDREG14"                         },
1794 # endif
1795         { 4*REG_FPSCR,          "4*REG_FPSCR"                           },
1796 #elif defined(SH64)
1797         { 0,                    "PC(L)"                                 },
1798         { 4,                    "PC(U)"                                 },
1799         { 8,                    "SR(L)"                                 },
1800         { 12,                   "SR(U)"                                 },
1801         { 16,                   "syscall no.(L)"                        },
1802         { 20,                   "syscall_no.(U)"                        },
1803         { 24,                   "R0(L)"                                 },
1804         { 28,                   "R0(U)"                                 },
1805         { 32,                   "R1(L)"                                 },
1806         { 36,                   "R1(U)"                                 },
1807         { 40,                   "R2(L)"                                 },
1808         { 44,                   "R2(U)"                                 },
1809         { 48,                   "R3(L)"                                 },
1810         { 52,                   "R3(U)"                                 },
1811         { 56,                   "R4(L)"                                 },
1812         { 60,                   "R4(U)"                                 },
1813         { 64,                   "R5(L)"                                 },
1814         { 68,                   "R5(U)"                                 },
1815         { 72,                   "R6(L)"                                 },
1816         { 76,                   "R6(U)"                                 },
1817         { 80,                   "R7(L)"                                 },
1818         { 84,                   "R7(U)"                                 },
1819         { 88,                   "R8(L)"                                 },
1820         { 92,                   "R8(U)"                                 },
1821         { 96,                   "R9(L)"                                 },
1822         { 100,                  "R9(U)"                                 },
1823         { 104,                  "R10(L)"                                },
1824         { 108,                  "R10(U)"                                },
1825         { 112,                  "R11(L)"                                },
1826         { 116,                  "R11(U)"                                },
1827         { 120,                  "R12(L)"                                },
1828         { 124,                  "R12(U)"                                },
1829         { 128,                  "R13(L)"                                },
1830         { 132,                  "R13(U)"                                },
1831         { 136,                  "R14(L)"                                },
1832         { 140,                  "R14(U)"                                },
1833         { 144,                  "R15(L)"                                },
1834         { 148,                  "R15(U)"                                },
1835         { 152,                  "R16(L)"                                },
1836         { 156,                  "R16(U)"                                },
1837         { 160,                  "R17(L)"                                },
1838         { 164,                  "R17(U)"                                },
1839         { 168,                  "R18(L)"                                },
1840         { 172,                  "R18(U)"                                },
1841         { 176,                  "R19(L)"                                },
1842         { 180,                  "R19(U)"                                },
1843         { 184,                  "R20(L)"                                },
1844         { 188,                  "R20(U)"                                },
1845         { 192,                  "R21(L)"                                },
1846         { 196,                  "R21(U)"                                },
1847         { 200,                  "R22(L)"                                },
1848         { 204,                  "R22(U)"                                },
1849         { 208,                  "R23(L)"                                },
1850         { 212,                  "R23(U)"                                },
1851         { 216,                  "R24(L)"                                },
1852         { 220,                  "R24(U)"                                },
1853         { 224,                  "R25(L)"                                },
1854         { 228,                  "R25(U)"                                },
1855         { 232,                  "R26(L)"                                },
1856         { 236,                  "R26(U)"                                },
1857         { 240,                  "R27(L)"                                },
1858         { 244,                  "R27(U)"                                },
1859         { 248,                  "R28(L)"                                },
1860         { 252,                  "R28(U)"                                },
1861         { 256,                  "R29(L)"                                },
1862         { 260,                  "R29(U)"                                },
1863         { 264,                  "R30(L)"                                },
1864         { 268,                  "R30(U)"                                },
1865         { 272,                  "R31(L)"                                },
1866         { 276,                  "R31(U)"                                },
1867         { 280,                  "R32(L)"                                },
1868         { 284,                  "R32(U)"                                },
1869         { 288,                  "R33(L)"                                },
1870         { 292,                  "R33(U)"                                },
1871         { 296,                  "R34(L)"                                },
1872         { 300,                  "R34(U)"                                },
1873         { 304,                  "R35(L)"                                },
1874         { 308,                  "R35(U)"                                },
1875         { 312,                  "R36(L)"                                },
1876         { 316,                  "R36(U)"                                },
1877         { 320,                  "R37(L)"                                },
1878         { 324,                  "R37(U)"                                },
1879         { 328,                  "R38(L)"                                },
1880         { 332,                  "R38(U)"                                },
1881         { 336,                  "R39(L)"                                },
1882         { 340,                  "R39(U)"                                },
1883         { 344,                  "R40(L)"                                },
1884         { 348,                  "R40(U)"                                },
1885         { 352,                  "R41(L)"                                },
1886         { 356,                  "R41(U)"                                },
1887         { 360,                  "R42(L)"                                },
1888         { 364,                  "R42(U)"                                },
1889         { 368,                  "R43(L)"                                },
1890         { 372,                  "R43(U)"                                },
1891         { 376,                  "R44(L)"                                },
1892         { 380,                  "R44(U)"                                },
1893         { 384,                  "R45(L)"                                },
1894         { 388,                  "R45(U)"                                },
1895         { 392,                  "R46(L)"                                },
1896         { 396,                  "R46(U)"                                },
1897         { 400,                  "R47(L)"                                },
1898         { 404,                  "R47(U)"                                },
1899         { 408,                  "R48(L)"                                },
1900         { 412,                  "R48(U)"                                },
1901         { 416,                  "R49(L)"                                },
1902         { 420,                  "R49(U)"                                },
1903         { 424,                  "R50(L)"                                },
1904         { 428,                  "R50(U)"                                },
1905         { 432,                  "R51(L)"                                },
1906         { 436,                  "R51(U)"                                },
1907         { 440,                  "R52(L)"                                },
1908         { 444,                  "R52(U)"                                },
1909         { 448,                  "R53(L)"                                },
1910         { 452,                  "R53(U)"                                },
1911         { 456,                  "R54(L)"                                },
1912         { 460,                  "R54(U)"                                },
1913         { 464,                  "R55(L)"                                },
1914         { 468,                  "R55(U)"                                },
1915         { 472,                  "R56(L)"                                },
1916         { 476,                  "R56(U)"                                },
1917         { 480,                  "R57(L)"                                },
1918         { 484,                  "R57(U)"                                },
1919         { 488,                  "R58(L)"                                },
1920         { 492,                  "R58(U)"                                },
1921         { 496,                  "R59(L)"                                },
1922         { 500,                  "R59(U)"                                },
1923         { 504,                  "R60(L)"                                },
1924         { 508,                  "R60(U)"                                },
1925         { 512,                  "R61(L)"                                },
1926         { 516,                  "R61(U)"                                },
1927         { 520,                  "R62(L)"                                },
1928         { 524,                  "R62(U)"                                },
1929         { 528,                  "TR0(L)"                                },
1930         { 532,                  "TR0(U)"                                },
1931         { 536,                  "TR1(L)"                                },
1932         { 540,                  "TR1(U)"                                },
1933         { 544,                  "TR2(L)"                                },
1934         { 548,                  "TR2(U)"                                },
1935         { 552,                  "TR3(L)"                                },
1936         { 556,                  "TR3(U)"                                },
1937         { 560,                  "TR4(L)"                                },
1938         { 564,                  "TR4(U)"                                },
1939         { 568,                  "TR5(L)"                                },
1940         { 572,                  "TR5(U)"                                },
1941         { 576,                  "TR6(L)"                                },
1942         { 580,                  "TR6(U)"                                },
1943         { 584,                  "TR7(L)"                                },
1944         { 588,                  "TR7(U)"                                },
1945         /* This entry is in case pt_regs contains dregs (depends on
1946            the kernel build options). */
1947         { uoff(regs),           "offsetof(struct user, regs)"           },
1948         { uoff(fpu),            "offsetof(struct user, fpu)"            },
1949 #elif defined(ARM)
1950         { uoff(regs.ARM_r0),    "r0"                                    },
1951         { uoff(regs.ARM_r1),    "r1"                                    },
1952         { uoff(regs.ARM_r2),    "r2"                                    },
1953         { uoff(regs.ARM_r3),    "r3"                                    },
1954         { uoff(regs.ARM_r4),    "r4"                                    },
1955         { uoff(regs.ARM_r5),    "r5"                                    },
1956         { uoff(regs.ARM_r6),    "r6"                                    },
1957         { uoff(regs.ARM_r7),    "r7"                                    },
1958         { uoff(regs.ARM_r8),    "r8"                                    },
1959         { uoff(regs.ARM_r9),    "r9"                                    },
1960         { uoff(regs.ARM_r10),   "r10"                                   },
1961         { uoff(regs.ARM_fp),    "fp"                                    },
1962         { uoff(regs.ARM_ip),    "ip"                                    },
1963         { uoff(regs.ARM_sp),    "sp"                                    },
1964         { uoff(regs.ARM_lr),    "lr"                                    },
1965         { uoff(regs.ARM_pc),    "pc"                                    },
1966         { uoff(regs.ARM_cpsr),  "cpsr"                                  },
1967 #elif defined(AVR32)
1968         { uoff(regs.sr),        "sr"                                    },
1969         { uoff(regs.pc),        "pc"                                    },
1970         { uoff(regs.lr),        "lr"                                    },
1971         { uoff(regs.sp),        "sp"                                    },
1972         { uoff(regs.r12),       "r12"                                   },
1973         { uoff(regs.r11),       "r11"                                   },
1974         { uoff(regs.r10),       "r10"                                   },
1975         { uoff(regs.r9),        "r9"                                    },
1976         { uoff(regs.r8),        "r8"                                    },
1977         { uoff(regs.r7),        "r7"                                    },
1978         { uoff(regs.r6),        "r6"                                    },
1979         { uoff(regs.r5),        "r5"                                    },
1980         { uoff(regs.r4),        "r4"                                    },
1981         { uoff(regs.r3),        "r3"                                    },
1982         { uoff(regs.r2),        "r2"                                    },
1983         { uoff(regs.r1),        "r1"                                    },
1984         { uoff(regs.r0),        "r0"                                    },
1985         { uoff(regs.r12_orig),  "orig_r12"                              },
1986 #elif defined(MIPS)
1987         { 0,                    "r0"                                    },
1988         { 1,                    "r1"                                    },
1989         { 2,                    "r2"                                    },
1990         { 3,                    "r3"                                    },
1991         { 4,                    "r4"                                    },
1992         { 5,                    "r5"                                    },
1993         { 6,                    "r6"                                    },
1994         { 7,                    "r7"                                    },
1995         { 8,                    "r8"                                    },
1996         { 9,                    "r9"                                    },
1997         { 10,                   "r10"                                   },
1998         { 11,                   "r11"                                   },
1999         { 12,                   "r12"                                   },
2000         { 13,                   "r13"                                   },
2001         { 14,                   "r14"                                   },
2002         { 15,                   "r15"                                   },
2003         { 16,                   "r16"                                   },
2004         { 17,                   "r17"                                   },
2005         { 18,                   "r18"                                   },
2006         { 19,                   "r19"                                   },
2007         { 20,                   "r20"                                   },
2008         { 21,                   "r21"                                   },
2009         { 22,                   "r22"                                   },
2010         { 23,                   "r23"                                   },
2011         { 24,                   "r24"                                   },
2012         { 25,                   "r25"                                   },
2013         { 26,                   "r26"                                   },
2014         { 27,                   "r27"                                   },
2015         { 28,                   "r28"                                   },
2016         { 29,                   "r29"                                   },
2017         { 30,                   "r30"                                   },
2018         { 31,                   "r31"                                   },
2019         { 32,                   "f0"                                    },
2020         { 33,                   "f1"                                    },
2021         { 34,                   "f2"                                    },
2022         { 35,                   "f3"                                    },
2023         { 36,                   "f4"                                    },
2024         { 37,                   "f5"                                    },
2025         { 38,                   "f6"                                    },
2026         { 39,                   "f7"                                    },
2027         { 40,                   "f8"                                    },
2028         { 41,                   "f9"                                    },
2029         { 42,                   "f10"                                   },
2030         { 43,                   "f11"                                   },
2031         { 44,                   "f12"                                   },
2032         { 45,                   "f13"                                   },
2033         { 46,                   "f14"                                   },
2034         { 47,                   "f15"                                   },
2035         { 48,                   "f16"                                   },
2036         { 49,                   "f17"                                   },
2037         { 50,                   "f18"                                   },
2038         { 51,                   "f19"                                   },
2039         { 52,                   "f20"                                   },
2040         { 53,                   "f21"                                   },
2041         { 54,                   "f22"                                   },
2042         { 55,                   "f23"                                   },
2043         { 56,                   "f24"                                   },
2044         { 57,                   "f25"                                   },
2045         { 58,                   "f26"                                   },
2046         { 59,                   "f27"                                   },
2047         { 60,                   "f28"                                   },
2048         { 61,                   "f29"                                   },
2049         { 62,                   "f30"                                   },
2050         { 63,                   "f31"                                   },
2051         { 64,                   "pc"                                    },
2052         { 65,                   "cause"                                 },
2053         { 66,                   "badvaddr"                              },
2054         { 67,                   "mmhi"                                  },
2055         { 68,                   "mmlo"                                  },
2056         { 69,                   "fpcsr"                                 },
2057         { 70,                   "fpeir"                                 },
2058 #elif defined(TILE)
2059         { PTREGS_OFFSET_REG(0),  "r0"  },
2060         { PTREGS_OFFSET_REG(1),  "r1"  },
2061         { PTREGS_OFFSET_REG(2),  "r2"  },
2062         { PTREGS_OFFSET_REG(3),  "r3"  },
2063         { PTREGS_OFFSET_REG(4),  "r4"  },
2064         { PTREGS_OFFSET_REG(5),  "r5"  },
2065         { PTREGS_OFFSET_REG(6),  "r6"  },
2066         { PTREGS_OFFSET_REG(7),  "r7"  },
2067         { PTREGS_OFFSET_REG(8),  "r8"  },
2068         { PTREGS_OFFSET_REG(9),  "r9"  },
2069         { PTREGS_OFFSET_REG(10), "r10" },
2070         { PTREGS_OFFSET_REG(11), "r11" },
2071         { PTREGS_OFFSET_REG(12), "r12" },
2072         { PTREGS_OFFSET_REG(13), "r13" },
2073         { PTREGS_OFFSET_REG(14), "r14" },
2074         { PTREGS_OFFSET_REG(15), "r15" },
2075         { PTREGS_OFFSET_REG(16), "r16" },
2076         { PTREGS_OFFSET_REG(17), "r17" },
2077         { PTREGS_OFFSET_REG(18), "r18" },
2078         { PTREGS_OFFSET_REG(19), "r19" },
2079         { PTREGS_OFFSET_REG(20), "r20" },
2080         { PTREGS_OFFSET_REG(21), "r21" },
2081         { PTREGS_OFFSET_REG(22), "r22" },
2082         { PTREGS_OFFSET_REG(23), "r23" },
2083         { PTREGS_OFFSET_REG(24), "r24" },
2084         { PTREGS_OFFSET_REG(25), "r25" },
2085         { PTREGS_OFFSET_REG(26), "r26" },
2086         { PTREGS_OFFSET_REG(27), "r27" },
2087         { PTREGS_OFFSET_REG(28), "r28" },
2088         { PTREGS_OFFSET_REG(29), "r29" },
2089         { PTREGS_OFFSET_REG(30), "r30" },
2090         { PTREGS_OFFSET_REG(31), "r31" },
2091         { PTREGS_OFFSET_REG(32), "r32" },
2092         { PTREGS_OFFSET_REG(33), "r33" },
2093         { PTREGS_OFFSET_REG(34), "r34" },
2094         { PTREGS_OFFSET_REG(35), "r35" },
2095         { PTREGS_OFFSET_REG(36), "r36" },
2096         { PTREGS_OFFSET_REG(37), "r37" },
2097         { PTREGS_OFFSET_REG(38), "r38" },
2098         { PTREGS_OFFSET_REG(39), "r39" },
2099         { PTREGS_OFFSET_REG(40), "r40" },
2100         { PTREGS_OFFSET_REG(41), "r41" },
2101         { PTREGS_OFFSET_REG(42), "r42" },
2102         { PTREGS_OFFSET_REG(43), "r43" },
2103         { PTREGS_OFFSET_REG(44), "r44" },
2104         { PTREGS_OFFSET_REG(45), "r45" },
2105         { PTREGS_OFFSET_REG(46), "r46" },
2106         { PTREGS_OFFSET_REG(47), "r47" },
2107         { PTREGS_OFFSET_REG(48), "r48" },
2108         { PTREGS_OFFSET_REG(49), "r49" },
2109         { PTREGS_OFFSET_REG(50), "r50" },
2110         { PTREGS_OFFSET_REG(51), "r51" },
2111         { PTREGS_OFFSET_REG(52), "r52" },
2112         { PTREGS_OFFSET_TP, "tp" },
2113         { PTREGS_OFFSET_SP, "sp" },
2114         { PTREGS_OFFSET_LR, "lr" },
2115         { PTREGS_OFFSET_PC, "pc" },
2116         { PTREGS_OFFSET_EX1, "ex1" },
2117         { PTREGS_OFFSET_FAULTNUM, "faultnum" },
2118         { PTREGS_OFFSET_ORIG_R0, "orig_r0" },
2119         { PTREGS_OFFSET_FLAGS, "flags" },
2120 #endif
2121 #ifdef CRISV10
2122         { 4*PT_FRAMETYPE, "4*PT_FRAMETYPE" },
2123         { 4*PT_ORIG_R10, "4*PT_ORIG_R10" },
2124         { 4*PT_R13, "4*PT_R13" },
2125         { 4*PT_R12, "4*PT_R12" },
2126         { 4*PT_R11, "4*PT_R11" },
2127         { 4*PT_R10, "4*PT_R10" },
2128         { 4*PT_R9, "4*PT_R9" },
2129         { 4*PT_R8, "4*PT_R8" },
2130         { 4*PT_R7, "4*PT_R7" },
2131         { 4*PT_R6, "4*PT_R6" },
2132         { 4*PT_R5, "4*PT_R5" },
2133         { 4*PT_R4, "4*PT_R4" },
2134         { 4*PT_R3, "4*PT_R3" },
2135         { 4*PT_R2, "4*PT_R2" },
2136         { 4*PT_R1, "4*PT_R1" },
2137         { 4*PT_R0, "4*PT_R0" },
2138         { 4*PT_MOF, "4*PT_MOF" },
2139         { 4*PT_DCCR, "4*PT_DCCR" },
2140         { 4*PT_SRP, "4*PT_SRP" },
2141         { 4*PT_IRP, "4*PT_IRP" },
2142         { 4*PT_CSRINSTR, "4*PT_CSRINSTR" },
2143         { 4*PT_CSRADDR, "4*PT_CSRADDR" },
2144         { 4*PT_CSRDATA, "4*PT_CSRDATA" },
2145         { 4*PT_USP, "4*PT_USP" },
2146 #endif
2147 #ifdef CRISV32
2148         { 4*PT_ORIG_R10, "4*PT_ORIG_R10" },
2149         { 4*PT_R0, "4*PT_R0" },
2150         { 4*PT_R1, "4*PT_R1" },
2151         { 4*PT_R2, "4*PT_R2" },
2152         { 4*PT_R3, "4*PT_R3" },
2153         { 4*PT_R4, "4*PT_R4" },
2154         { 4*PT_R5, "4*PT_R5" },
2155         { 4*PT_R6, "4*PT_R6" },
2156         { 4*PT_R7, "4*PT_R7" },
2157         { 4*PT_R8, "4*PT_R8" },
2158         { 4*PT_R9, "4*PT_R9" },
2159         { 4*PT_R10, "4*PT_R10" },
2160         { 4*PT_R11, "4*PT_R11" },
2161         { 4*PT_R12, "4*PT_R12" },
2162         { 4*PT_R13, "4*PT_R13" },
2163         { 4*PT_ACR, "4*PT_ACR" },
2164         { 4*PT_SRS, "4*PT_SRS" },
2165         { 4*PT_MOF, "4*PT_MOF" },
2166         { 4*PT_SPC, "4*PT_SPC" },
2167         { 4*PT_CCS, "4*PT_CCS" },
2168         { 4*PT_SRP, "4*PT_SRP" },
2169         { 4*PT_ERP, "4*PT_ERP" },
2170         { 4*PT_EXS, "4*PT_EXS" },
2171         { 4*PT_EDA, "4*PT_EDA" },
2172         { 4*PT_USP, "4*PT_USP" },
2173         { 4*PT_PPC, "4*PT_PPC" },
2174         { 4*PT_BP_CTRL, "4*PT_BP_CTRL" },
2175         { 4*PT_BP+4, "4*PT_BP+4" },
2176         { 4*PT_BP+8, "4*PT_BP+8" },
2177         { 4*PT_BP+12, "4*PT_BP+12" },
2178         { 4*PT_BP+16, "4*PT_BP+16" },
2179         { 4*PT_BP+20, "4*PT_BP+20" },
2180         { 4*PT_BP+24, "4*PT_BP+24" },
2181         { 4*PT_BP+28, "4*PT_BP+28" },
2182         { 4*PT_BP+32, "4*PT_BP+32" },
2183         { 4*PT_BP+36, "4*PT_BP+36" },
2184         { 4*PT_BP+40, "4*PT_BP+40" },
2185         { 4*PT_BP+44, "4*PT_BP+44" },
2186         { 4*PT_BP+48, "4*PT_BP+48" },
2187         { 4*PT_BP+52, "4*PT_BP+52" },
2188         { 4*PT_BP+56, "4*PT_BP+56" },
2189 #endif
2190 #ifdef MICROBLAZE
2191         { PT_GPR(0),            "r0"                                    },
2192         { PT_GPR(1),            "r1"                                    },
2193         { PT_GPR(2),            "r2"                                    },
2194         { PT_GPR(3),            "r3"                                    },
2195         { PT_GPR(4),            "r4"                                    },
2196         { PT_GPR(5),            "r5"                                    },
2197         { PT_GPR(6),            "r6"                                    },
2198         { PT_GPR(7),            "r7"                                    },
2199         { PT_GPR(8),            "r8"                                    },
2200         { PT_GPR(9),            "r9"                                    },
2201         { PT_GPR(10),           "r10"                                   },
2202         { PT_GPR(11),           "r11"                                   },
2203         { PT_GPR(12),           "r12"                                   },
2204         { PT_GPR(13),           "r13"                                   },
2205         { PT_GPR(14),           "r14"                                   },
2206         { PT_GPR(15),           "r15"                                   },
2207         { PT_GPR(16),           "r16"                                   },
2208         { PT_GPR(17),           "r17"                                   },
2209         { PT_GPR(18),           "r18"                                   },
2210         { PT_GPR(19),           "r19"                                   },
2211         { PT_GPR(20),           "r20"                                   },
2212         { PT_GPR(21),           "r21"                                   },
2213         { PT_GPR(22),           "r22"                                   },
2214         { PT_GPR(23),           "r23"                                   },
2215         { PT_GPR(24),           "r24"                                   },
2216         { PT_GPR(25),           "r25"                                   },
2217         { PT_GPR(26),           "r26"                                   },
2218         { PT_GPR(27),           "r27"                                   },
2219         { PT_GPR(28),           "r28"                                   },
2220         { PT_GPR(29),           "r29"                                   },
2221         { PT_GPR(30),           "r30"                                   },
2222         { PT_GPR(31),           "r31"                                   },
2223         { PT_PC,                "rpc",                                  },
2224         { PT_MSR,               "rmsr",                                 },
2225         { PT_EAR,               "rear",                                 },
2226         { PT_ESR,               "resr",                                 },
2227         { PT_FSR,               "rfsr",                                 },
2228         { PT_KERNEL_MODE,       "kernel_mode",                          },
2229 #endif
2230 #ifdef OR1K
2231         { 4*0,  "r0" },
2232         { 4*1,  "r1" },
2233         { 4*2,  "r2" },
2234         { 4*3,  "r3" },
2235         { 4*4,  "r4" },
2236         { 4*5,  "r5" },
2237         { 4*6,  "r6" },
2238         { 4*7,  "r7" },
2239         { 4*8,  "r8" },
2240         { 4*9,  "r9" },
2241         { 4*10, "r10" },
2242         { 4*11, "r11" },
2243         { 4*12, "r12" },
2244         { 4*13, "r13" },
2245         { 4*14, "r14" },
2246         { 4*15, "r15" },
2247         { 4*16, "r16" },
2248         { 4*17, "r17" },
2249         { 4*18, "r18" },
2250         { 4*19, "r19" },
2251         { 4*20, "r20" },
2252         { 4*21, "r21" },
2253         { 4*22, "r22" },
2254         { 4*23, "r23" },
2255         { 4*24, "r24" },
2256         { 4*25, "r25" },
2257         { 4*26, "r26" },
2258         { 4*27, "r27" },
2259         { 4*28, "r28" },
2260         { 4*29, "r29" },
2261         { 4*30, "r30" },
2262         { 4*31, "r31" },
2263         { 4*32, "pc" },
2264         { 4*33, "sr" },
2265 #endif
2266 #ifdef XTENSA
2267         { SYSCALL_NR,           "syscall_nr"    },
2268         { REG_AR_BASE,          "ar0"           },
2269         { REG_AR_BASE+1,        "ar1"           },
2270         { REG_AR_BASE+2,        "ar2"           },
2271         { REG_AR_BASE+3,        "ar3"           },
2272         { REG_AR_BASE+4,        "ar4"           },
2273         { REG_AR_BASE+5,        "ar5"           },
2274         { REG_AR_BASE+6,        "ar6"           },
2275         { REG_AR_BASE+7,        "ar7"           },
2276         { REG_AR_BASE+8,        "ar8"           },
2277         { REG_AR_BASE+9,        "ar9"           },
2278         { REG_AR_BASE+10,       "ar10"          },
2279         { REG_AR_BASE+11,       "ar11"          },
2280         { REG_AR_BASE+12,       "ar12"          },
2281         { REG_AR_BASE+13,       "ar13"          },
2282         { REG_AR_BASE+14,       "ar14"          },
2283         { REG_AR_BASE+15,       "ar15"          },
2284         { REG_AR_BASE+16,       "ar16"          },
2285         { REG_AR_BASE+17,       "ar17"          },
2286         { REG_AR_BASE+18,       "ar18"          },
2287         { REG_AR_BASE+19,       "ar19"          },
2288         { REG_AR_BASE+20,       "ar20"          },
2289         { REG_AR_BASE+21,       "ar21"          },
2290         { REG_AR_BASE+22,       "ar22"          },
2291         { REG_AR_BASE+23,       "ar23"          },
2292         { REG_AR_BASE+24,       "ar24"          },
2293         { REG_AR_BASE+25,       "ar25"          },
2294         { REG_AR_BASE+26,       "ar26"          },
2295         { REG_AR_BASE+27,       "ar27"          },
2296         { REG_AR_BASE+28,       "ar28"          },
2297         { REG_AR_BASE+29,       "ar29"          },
2298         { REG_AR_BASE+30,       "ar30"          },
2299         { REG_AR_BASE+31,       "ar31"          },
2300         { REG_AR_BASE+32,       "ar32"          },
2301         { REG_AR_BASE+33,       "ar33"          },
2302         { REG_AR_BASE+34,       "ar34"          },
2303         { REG_AR_BASE+35,       "ar35"          },
2304         { REG_AR_BASE+36,       "ar36"          },
2305         { REG_AR_BASE+37,       "ar37"          },
2306         { REG_AR_BASE+38,       "ar38"          },
2307         { REG_AR_BASE+39,       "ar39"          },
2308         { REG_AR_BASE+40,       "ar40"          },
2309         { REG_AR_BASE+41,       "ar41"          },
2310         { REG_AR_BASE+42,       "ar42"          },
2311         { REG_AR_BASE+43,       "ar43"          },
2312         { REG_AR_BASE+44,       "ar44"          },
2313         { REG_AR_BASE+45,       "ar45"          },
2314         { REG_AR_BASE+46,       "ar46"          },
2315         { REG_AR_BASE+47,       "ar47"          },
2316         { REG_AR_BASE+48,       "ar48"          },
2317         { REG_AR_BASE+49,       "ar49"          },
2318         { REG_AR_BASE+50,       "ar50"          },
2319         { REG_AR_BASE+51,       "ar51"          },
2320         { REG_AR_BASE+52,       "ar52"          },
2321         { REG_AR_BASE+53,       "ar53"          },
2322         { REG_AR_BASE+54,       "ar54"          },
2323         { REG_AR_BASE+55,       "ar55"          },
2324         { REG_AR_BASE+56,       "ar56"          },
2325         { REG_AR_BASE+57,       "ar57"          },
2326         { REG_AR_BASE+58,       "ar58"          },
2327         { REG_AR_BASE+59,       "ar59"          },
2328         { REG_AR_BASE+60,       "ar60"          },
2329         { REG_AR_BASE+61,       "ar61"          },
2330         { REG_AR_BASE+62,       "ar62"          },
2331         { REG_AR_BASE+63,       "ar63"          },
2332         { REG_LBEG,             "lbeg"          },
2333         { REG_LEND,             "lend"          },
2334         { REG_LCOUNT,           "lcount"        },
2335         { REG_SAR,              "sar"           },
2336         { REG_WB,               "wb"            },
2337         { REG_WS,               "ws"            },
2338         { REG_PS,               "ps"            },
2339         { REG_PC,               "pc"            },
2340         { REG_A_BASE,           "a0"            },
2341         { REG_A_BASE+1,         "a1"            },
2342         { REG_A_BASE+2,         "a2"            },
2343         { REG_A_BASE+3,         "a3"            },
2344         { REG_A_BASE+4,         "a4"            },
2345         { REG_A_BASE+5,         "a5"            },
2346         { REG_A_BASE+6,         "a6"            },
2347         { REG_A_BASE+7,         "a7"            },
2348         { REG_A_BASE+8,         "a8"            },
2349         { REG_A_BASE+9,         "a9"            },
2350         { REG_A_BASE+10,        "a10"           },
2351         { REG_A_BASE+11,        "a11"           },
2352         { REG_A_BASE+12,        "a12"           },
2353         { REG_A_BASE+13,        "a13"           },
2354         { REG_A_BASE+14,        "a14"           },
2355         { REG_A_BASE+15,        "a15"           },
2356 #endif
2357
2358         /* Other fields in "struct user" */
2359 #if defined(S390) || defined(S390X)
2360         { uoff(u_tsize),        "offsetof(struct user, u_tsize)"        },
2361         { uoff(u_dsize),        "offsetof(struct user, u_dsize)"        },
2362         { uoff(u_ssize),        "offsetof(struct user, u_ssize)"        },
2363         { uoff(start_code),     "offsetof(struct user, start_code)"     },
2364         /* S390[X] has no start_data */
2365         { uoff(start_stack),    "offsetof(struct user, start_stack)"    },
2366         { uoff(signal),         "offsetof(struct user, signal)"         },
2367         { uoff(u_ar0),          "offsetof(struct user, u_ar0)"          },
2368         { uoff(magic),          "offsetof(struct user, magic)"          },
2369         { uoff(u_comm),         "offsetof(struct user, u_comm)"         },
2370         { sizeof(struct user),  "sizeof(struct user)"                   },
2371 #elif defined(POWERPC)
2372         { sizeof(struct user),  "sizeof(struct user)"                   },
2373 #elif defined(I386) || defined(X86_64) || defined(X32)
2374         { uoff(u_fpvalid),      "offsetof(struct user, u_fpvalid)"      },
2375         { uoff(i387),           "offsetof(struct user, i387)"           },
2376         { uoff(u_tsize),        "offsetof(struct user, u_tsize)"        },
2377         { uoff(u_dsize),        "offsetof(struct user, u_dsize)"        },
2378         { uoff(u_ssize),        "offsetof(struct user, u_ssize)"        },
2379         { uoff(start_code),     "offsetof(struct user, start_code)"     },
2380         { uoff(start_stack),    "offsetof(struct user, start_stack)"    },
2381         { uoff(signal),         "offsetof(struct user, signal)"         },
2382         { uoff(reserved),       "offsetof(struct user, reserved)"       },
2383         { uoff(u_ar0),          "offsetof(struct user, u_ar0)"          },
2384         { uoff(u_fpstate),      "offsetof(struct user, u_fpstate)"      },
2385         { uoff(magic),          "offsetof(struct user, magic)"          },
2386         { uoff(u_comm),         "offsetof(struct user, u_comm)"         },
2387         { uoff(u_debugreg),     "offsetof(struct user, u_debugreg)"     },
2388         { sizeof(struct user),  "sizeof(struct user)"                   },
2389 #elif defined(IA64)
2390         { sizeof(struct user),  "sizeof(struct user)"                   },
2391 #elif defined(ARM)
2392         { uoff(u_fpvalid),      "offsetof(struct user, u_fpvalid)"      },
2393         { uoff(u_tsize),        "offsetof(struct user, u_tsize)"        },
2394         { uoff(u_dsize),        "offsetof(struct user, u_dsize)"        },
2395         { uoff(u_ssize),        "offsetof(struct user, u_ssize)"        },
2396         { uoff(start_code),     "offsetof(struct user, start_code)"     },
2397         { uoff(start_stack),    "offsetof(struct user, start_stack)"    },
2398         { uoff(signal),         "offsetof(struct user, signal)"         },
2399         { uoff(reserved),       "offsetof(struct user, reserved)"       },
2400         { uoff(u_ar0),          "offsetof(struct user, u_ar0)"          },
2401         { uoff(magic),          "offsetof(struct user, magic)"          },
2402         { uoff(u_comm),         "offsetof(struct user, u_comm)"         },
2403         { sizeof(struct user),  "sizeof(struct user)"                   },
2404 #elif defined(AARCH64)
2405         /* nothing */
2406 #elif defined(M68K)
2407         { uoff(u_fpvalid),      "offsetof(struct user, u_fpvalid)"      },
2408         { uoff(m68kfp),         "offsetof(struct user, m68kfp)"         },
2409         { uoff(u_tsize),        "offsetof(struct user, u_tsize)"        },
2410         { uoff(u_dsize),        "offsetof(struct user, u_dsize)"        },
2411         { uoff(u_ssize),        "offsetof(struct user, u_ssize)"        },
2412         { uoff(start_code),     "offsetof(struct user, start_code)"     },
2413         { uoff(start_stack),    "offsetof(struct user, start_stack)"    },
2414         { uoff(signal),         "offsetof(struct user, signal)"         },
2415         { uoff(reserved),       "offsetof(struct user, reserved)"       },
2416         { uoff(u_ar0),          "offsetof(struct user, u_ar0)"          },
2417         { uoff(u_fpstate),      "offsetof(struct user, u_fpstate)"      },
2418         { uoff(magic),          "offsetof(struct user, magic)"          },
2419         { uoff(u_comm),         "offsetof(struct user, u_comm)"         },
2420         { sizeof(struct user),  "sizeof(struct user)"                   },
2421 #elif defined(MIPS) || defined(LINUX_MIPSN32)
2422         { uoff(u_tsize),        "offsetof(struct user, u_tsize)"        },
2423         { uoff(u_dsize),        "offsetof(struct user, u_dsize)"        },
2424         { uoff(u_ssize),        "offsetof(struct user, u_ssize)"        },
2425         { uoff(start_code),     "offsetof(struct user, start_code)"     },
2426         { uoff(start_data),     "offsetof(struct user, start_data)"     },
2427         { uoff(start_stack),    "offsetof(struct user, start_stack)"    },
2428         { uoff(signal),         "offsetof(struct user, signal)"         },
2429         { uoff(u_ar0),          "offsetof(struct user, u_ar0)"          },
2430         { uoff(magic),          "offsetof(struct user, magic)"          },
2431         { uoff(u_comm),         "offsetof(struct user, u_comm)"         },
2432         { sizeof(struct user),  "sizeof(struct user)"                   },
2433 #elif defined(ALPHA)
2434         { sizeof(struct user),  "sizeof(struct user)"                   },
2435 #elif defined(SPARC)
2436         { sizeof(struct user),  "sizeof(struct user)"                   },
2437 #elif defined(SPARC64)
2438         { uoff(u_tsize),        "offsetof(struct user, u_tsize)"        },
2439         { uoff(u_dsize),        "offsetof(struct user, u_dsize)"        },
2440         { uoff(u_ssize),        "offsetof(struct user, u_ssize)"        },
2441         { uoff(signal),         "offsetof(struct user, signal)"         },
2442         { uoff(magic),          "offsetof(struct user, magic)"          },
2443         { uoff(u_comm),         "offsetof(struct user, u_comm)"         },
2444         { sizeof(struct user),  "sizeof(struct user)"                   },
2445 #elif defined(HPPA)
2446         /* nothing */
2447 #elif defined(SH) || defined(SH64)
2448         { uoff(u_fpvalid),      "offsetof(struct user, u_fpvalid)"      },
2449         { uoff(u_tsize),        "offsetof(struct user, u_tsize)"        },
2450         { uoff(u_dsize),        "offsetof(struct user, u_dsize)"        },
2451         { uoff(u_ssize),        "offsetof(struct user, u_ssize)"        },
2452         { uoff(start_code),     "offsetof(struct user, start_code)"     },
2453         { uoff(start_data),     "offsetof(struct user, start_data)"     },
2454         { uoff(start_stack),    "offsetof(struct user, start_stack)"    },
2455         { uoff(signal),         "offsetof(struct user, signal)"         },
2456         { uoff(u_ar0),          "offsetof(struct user, u_ar0)"          },
2457         { uoff(u_fpstate),      "offsetof(struct user, u_fpstate)"      },
2458         { uoff(magic),          "offsetof(struct user, magic)"          },
2459         { uoff(u_comm),         "offsetof(struct user, u_comm)"         },
2460         { sizeof(struct user),  "sizeof(struct user)"                   },
2461 #elif defined(CRISV10) || defined(CRISV32)
2462         { sizeof(struct user),  "sizeof(struct user)"                   },
2463 #elif defined(TILE)
2464         /* nothing */
2465 #elif defined(MICROBLAZE)
2466         { sizeof(struct user),  "sizeof(struct user)"                   },
2467 #elif defined(AVR32)
2468         { uoff(u_tsize),        "offsetof(struct user, u_tsize)"        },
2469         { uoff(u_dsize),        "offsetof(struct user, u_dsize)"        },
2470         { uoff(u_ssize),        "offsetof(struct user, u_ssize)"        },
2471         { uoff(start_code),     "offsetof(struct user, start_code)"     },
2472         { uoff(start_data),     "offsetof(struct user, start_data)"     },
2473         { uoff(start_stack),    "offsetof(struct user, start_stack)"    },
2474         { uoff(signal),         "offsetof(struct user, signal)"         },
2475         { uoff(u_ar0),          "offsetof(struct user, u_ar0)"          },
2476         { uoff(magic),          "offsetof(struct user, magic)"          },
2477         { uoff(u_comm),         "offsetof(struct user, u_comm)"         },
2478         { sizeof(struct user),  "sizeof(struct user)"                   },
2479 #elif defined(BFIN)
2480         { uoff(u_tsize),        "offsetof(struct user, u_tsize)"        },
2481         { uoff(u_dsize),        "offsetof(struct user, u_dsize)"        },
2482         { uoff(u_ssize),        "offsetof(struct user, u_ssize)"        },
2483         { uoff(start_code),     "offsetof(struct user, start_code)"     },
2484         { uoff(signal),         "offsetof(struct user, signal)"         },
2485         { uoff(u_ar0),          "offsetof(struct user, u_ar0)"          },
2486         { uoff(magic),          "offsetof(struct user, magic)"          },
2487         { uoff(u_comm),         "offsetof(struct user, u_comm)"         },
2488         { sizeof(struct user),  "sizeof(struct user)"                   },
2489 #elif defined(OR1K)
2490         /* nothing */
2491 #elif defined(METAG)
2492         /* nothing */
2493 #elif defined(XTENSA)
2494         /* nothing */
2495 #endif
2496         { 0,                    NULL                                    },
2497 };
2498
2499 int
2500 sys_ptrace(struct tcb *tcp)
2501 {
2502         const struct xlat *x;
2503         long addr;
2504
2505         if (entering(tcp)) {
2506                 printxval(ptrace_cmds, tcp->u_arg[0], "PTRACE_???");
2507                 tprintf(", %lu, ", tcp->u_arg[1]);
2508
2509                 addr = tcp->u_arg[2];
2510                 if (tcp->u_arg[0] == PTRACE_PEEKUSER
2511                  || tcp->u_arg[0] == PTRACE_POKEUSER
2512                 ) {
2513                         for (x = struct_user_offsets; x->str; x++) {
2514                                 if (x->val >= addr)
2515                                         break;
2516                         }
2517                         if (!x->str)
2518                                 tprintf("%#lx, ", addr);
2519                         else if (x->val > addr && x != struct_user_offsets) {
2520                                 x--;
2521                                 tprintf("%s + %ld, ", x->str, addr - x->val);
2522                         }
2523                         else
2524                                 tprintf("%s, ", x->str);
2525                 } else
2526 #ifdef PTRACE_GETREGSET
2527                 if (tcp->u_arg[0] == PTRACE_GETREGSET
2528                  || tcp->u_arg[0] == PTRACE_SETREGSET
2529                 ) {
2530                         printxval(nt_descriptor_types, tcp->u_arg[2], "NT_???");
2531                         tprints(", ");
2532                 } else
2533 #endif
2534                         tprintf("%#lx, ", addr);
2535
2536
2537                 switch (tcp->u_arg[0]) {
2538 #ifndef IA64
2539                 case PTRACE_PEEKDATA:
2540                 case PTRACE_PEEKTEXT:
2541                 case PTRACE_PEEKUSER:
2542                         break;
2543 #endif
2544                 case PTRACE_CONT:
2545                 case PTRACE_SINGLESTEP:
2546                 case PTRACE_SYSCALL:
2547                 case PTRACE_DETACH:
2548                         printsignal(tcp->u_arg[3]);
2549                         break;
2550 #ifdef PTRACE_SETOPTIONS
2551                 case PTRACE_SETOPTIONS:
2552                         printflags(ptrace_setoptions_flags, tcp->u_arg[3], "PTRACE_O_???");
2553                         break;
2554 #endif
2555 #ifdef PTRACE_SETSIGINFO
2556                 case PTRACE_SETSIGINFO: {
2557                         printsiginfo_at(tcp, tcp->u_arg[3]);
2558                         break;
2559                 }
2560 #endif
2561 #ifdef PTRACE_GETSIGINFO
2562                 case PTRACE_GETSIGINFO:
2563                         /* Don't print anything, do it at syscall return. */
2564                         break;
2565 #endif
2566 #ifdef PTRACE_GETREGSET
2567                 case PTRACE_GETREGSET:
2568                         break;
2569                 case PTRACE_SETREGSET:
2570                         tprint_iov(tcp, /*len:*/ 1, tcp->u_arg[3], /*as string:*/ 0);
2571                         break;
2572 #endif
2573                 default:
2574                         tprintf("%#lx", tcp->u_arg[3]);
2575                         break;
2576                 }
2577         } else {
2578                 switch (tcp->u_arg[0]) {
2579                 case PTRACE_PEEKDATA:
2580                 case PTRACE_PEEKTEXT:
2581                 case PTRACE_PEEKUSER:
2582 #ifdef IA64
2583                         return RVAL_HEX;
2584 #else
2585                         printnum(tcp, tcp->u_arg[3], "%#lx");
2586                         break;
2587 #endif
2588 #ifdef PTRACE_GETSIGINFO
2589                 case PTRACE_GETSIGINFO: {
2590                         printsiginfo_at(tcp, tcp->u_arg[3]);
2591                         break;
2592                 }
2593 #endif
2594 #ifdef PTRACE_GETREGSET
2595                 case PTRACE_GETREGSET:
2596                         tprint_iov(tcp, /*len:*/ 1, tcp->u_arg[3], /*as string:*/ 0);
2597                         break;
2598 #endif
2599                 }
2600         }
2601         return 0;
2602 }
2603
2604 #ifndef FUTEX_CMP_REQUEUE
2605 # define FUTEX_CMP_REQUEUE 4
2606 #endif
2607 #ifndef FUTEX_WAKE_OP
2608 # define FUTEX_WAKE_OP 5
2609 #endif
2610 #ifndef FUTEX_LOCK_PI
2611 # define FUTEX_LOCK_PI 6
2612 # define FUTEX_UNLOCK_PI 7
2613 # define FUTEX_TRYLOCK_PI 8
2614 #endif
2615 #ifndef FUTEX_WAIT_BITSET
2616 # define FUTEX_WAIT_BITSET 9
2617 #endif
2618 #ifndef FUTEX_WAKE_BITSET
2619 # define FUTEX_WAKE_BITSET 10
2620 #endif
2621 #ifndef FUTEX_WAIT_REQUEUE_PI
2622 # define FUTEX_WAIT_REQUEUE_PI 11
2623 #endif
2624 #ifndef FUTEX_CMP_REQUEUE_PI
2625 # define FUTEX_CMP_REQUEUE_PI 12
2626 #endif
2627 #ifndef FUTEX_PRIVATE_FLAG
2628 # define FUTEX_PRIVATE_FLAG 128
2629 #endif
2630 #ifndef FUTEX_CLOCK_REALTIME
2631 # define FUTEX_CLOCK_REALTIME 256
2632 #endif
2633 static const struct xlat futexops[] = {
2634         { FUTEX_WAIT,                                   "FUTEX_WAIT" },
2635         { FUTEX_WAKE,                                   "FUTEX_WAKE" },
2636         { FUTEX_FD,                                     "FUTEX_FD" },
2637         { FUTEX_REQUEUE,                                "FUTEX_REQUEUE" },
2638         { FUTEX_CMP_REQUEUE,                            "FUTEX_CMP_REQUEUE" },
2639         { FUTEX_WAKE_OP,                                "FUTEX_WAKE_OP" },
2640         { FUTEX_LOCK_PI,                                "FUTEX_LOCK_PI" },
2641         { FUTEX_UNLOCK_PI,                              "FUTEX_UNLOCK_PI" },
2642         { FUTEX_TRYLOCK_PI,                             "FUTEX_TRYLOCK_PI" },
2643         { FUTEX_WAIT_BITSET,                            "FUTEX_WAIT_BITSET" },
2644         { FUTEX_WAKE_BITSET,                            "FUTEX_WAKE_BITSET" },
2645         { FUTEX_WAIT_REQUEUE_PI,                        "FUTEX_WAIT_REQUEUE_PI" },
2646         { FUTEX_CMP_REQUEUE_PI,                         "FUTEX_CMP_REQUEUE_PI" },
2647         { FUTEX_WAIT|FUTEX_PRIVATE_FLAG,                "FUTEX_WAIT_PRIVATE" },
2648         { FUTEX_WAKE|FUTEX_PRIVATE_FLAG,                "FUTEX_WAKE_PRIVATE" },
2649         { FUTEX_FD|FUTEX_PRIVATE_FLAG,                  "FUTEX_FD_PRIVATE" },
2650         { FUTEX_REQUEUE|FUTEX_PRIVATE_FLAG,             "FUTEX_REQUEUE_PRIVATE" },
2651         { FUTEX_CMP_REQUEUE|FUTEX_PRIVATE_FLAG,         "FUTEX_CMP_REQUEUE_PRIVATE" },
2652         { FUTEX_WAKE_OP|FUTEX_PRIVATE_FLAG,             "FUTEX_WAKE_OP_PRIVATE" },
2653         { FUTEX_LOCK_PI|FUTEX_PRIVATE_FLAG,             "FUTEX_LOCK_PI_PRIVATE" },
2654         { FUTEX_UNLOCK_PI|FUTEX_PRIVATE_FLAG,           "FUTEX_UNLOCK_PI_PRIVATE" },
2655         { FUTEX_TRYLOCK_PI|FUTEX_PRIVATE_FLAG,          "FUTEX_TRYLOCK_PI_PRIVATE" },
2656         { FUTEX_WAIT_BITSET|FUTEX_PRIVATE_FLAG,         "FUTEX_WAIT_BITSET_PRIVATE" },
2657         { FUTEX_WAKE_BITSET|FUTEX_PRIVATE_FLAG,         "FUTEX_WAKE_BITSET_PRIVATE" },
2658         { FUTEX_WAIT_REQUEUE_PI|FUTEX_PRIVATE_FLAG,     "FUTEX_WAIT_REQUEUE_PI_PRIVATE" },
2659         { FUTEX_CMP_REQUEUE_PI|FUTEX_PRIVATE_FLAG,      "FUTEX_CMP_REQUEUE_PI_PRIVATE" },
2660         { FUTEX_WAIT_BITSET|FUTEX_CLOCK_REALTIME,       "FUTEX_WAIT_BITSET|FUTEX_CLOCK_REALTIME" },
2661         { FUTEX_WAIT_BITSET|FUTEX_PRIVATE_FLAG|FUTEX_CLOCK_REALTIME,    "FUTEX_WAIT_BITSET_PRIVATE|FUTEX_CLOCK_REALTIME" },
2662         { FUTEX_WAIT_REQUEUE_PI|FUTEX_CLOCK_REALTIME,   "FUTEX_WAIT_REQUEUE_PI|FUTEX_CLOCK_REALTIME" },
2663         { FUTEX_WAIT_REQUEUE_PI|FUTEX_PRIVATE_FLAG|FUTEX_CLOCK_REALTIME,        "FUTEX_WAIT_REQUEUE_PI_PRIVATE|FUTEX_CLOCK_REALTIME" },
2664         { 0,                                            NULL }
2665 };
2666 #ifndef FUTEX_OP_SET
2667 # define FUTEX_OP_SET           0
2668 # define FUTEX_OP_ADD           1
2669 # define FUTEX_OP_OR            2
2670 # define FUTEX_OP_ANDN          3
2671 # define FUTEX_OP_XOR           4
2672 # define FUTEX_OP_CMP_EQ        0
2673 # define FUTEX_OP_CMP_NE        1
2674 # define FUTEX_OP_CMP_LT        2
2675 # define FUTEX_OP_CMP_LE        3
2676 # define FUTEX_OP_CMP_GT        4
2677 # define FUTEX_OP_CMP_GE        5
2678 #endif
2679 static const struct xlat futexwakeops[] = {
2680         { FUTEX_OP_SET,         "FUTEX_OP_SET" },
2681         { FUTEX_OP_ADD,         "FUTEX_OP_ADD" },
2682         { FUTEX_OP_OR,          "FUTEX_OP_OR" },
2683         { FUTEX_OP_ANDN,        "FUTEX_OP_ANDN" },
2684         { FUTEX_OP_XOR,         "FUTEX_OP_XOR" },
2685         { 0,                    NULL }
2686 };
2687 static const struct xlat futexwakecmps[] = {
2688         { FUTEX_OP_CMP_EQ,      "FUTEX_OP_CMP_EQ" },
2689         { FUTEX_OP_CMP_NE,      "FUTEX_OP_CMP_NE" },
2690         { FUTEX_OP_CMP_LT,      "FUTEX_OP_CMP_LT" },
2691         { FUTEX_OP_CMP_LE,      "FUTEX_OP_CMP_LE" },
2692         { FUTEX_OP_CMP_GT,      "FUTEX_OP_CMP_GT" },
2693         { FUTEX_OP_CMP_GE,      "FUTEX_OP_CMP_GE" },
2694         { 0,                    NULL }
2695 };
2696
2697 int
2698 sys_futex(struct tcb *tcp)
2699 {
2700         if (entering(tcp)) {
2701                 long int cmd = tcp->u_arg[1] & 127;
2702                 tprintf("%p, ", (void *) tcp->u_arg[0]);
2703                 printxval(futexops, tcp->u_arg[1], "FUTEX_???");
2704                 tprintf(", %ld", tcp->u_arg[2]);
2705                 if (cmd == FUTEX_WAKE_BITSET)
2706                         tprintf(", %lx", tcp->u_arg[5]);
2707                 else if (cmd == FUTEX_WAIT) {
2708                         tprints(", ");
2709                         printtv(tcp, tcp->u_arg[3]);
2710                 } else if (cmd == FUTEX_WAIT_BITSET) {
2711                         tprints(", ");
2712                         printtv(tcp, tcp->u_arg[3]);
2713                         tprintf(", %lx", tcp->u_arg[5]);
2714                 } else if (cmd == FUTEX_REQUEUE)
2715                         tprintf(", %ld, %p", tcp->u_arg[3], (void *) tcp->u_arg[4]);
2716                 else if (cmd == FUTEX_CMP_REQUEUE || cmd == FUTEX_CMP_REQUEUE_PI)
2717                         tprintf(", %ld, %p, %ld", tcp->u_arg[3], (void *) tcp->u_arg[4], tcp->u_arg[5]);
2718                 else if (cmd == FUTEX_WAKE_OP) {
2719                         tprintf(", %ld, %p, {", tcp->u_arg[3], (void *) tcp->u_arg[4]);
2720                         if ((tcp->u_arg[5] >> 28) & 8)
2721                                 tprints("FUTEX_OP_OPARG_SHIFT|");
2722                         printxval(futexwakeops, (tcp->u_arg[5] >> 28) & 0x7, "FUTEX_OP_???");
2723                         tprintf(", %ld, ", (tcp->u_arg[5] >> 12) & 0xfff);
2724                         if ((tcp->u_arg[5] >> 24) & 8)
2725                                 tprints("FUTEX_OP_OPARG_SHIFT|");
2726                         printxval(futexwakecmps, (tcp->u_arg[5] >> 24) & 0x7, "FUTEX_OP_CMP_???");
2727                         tprintf(", %ld}", tcp->u_arg[5] & 0xfff);
2728                 } else if (cmd == FUTEX_WAIT_REQUEUE_PI) {
2729                         tprints(", ");
2730                         printtv(tcp, tcp->u_arg[3]);
2731                         tprintf(", %p", (void *) tcp->u_arg[4]);
2732                 }
2733         }
2734         return 0;
2735 }
2736
2737 static void
2738 print_affinitylist(struct tcb *tcp, long list, unsigned int len)
2739 {
2740         int first = 1;
2741         unsigned long w, min_len;
2742
2743         if (abbrev(tcp) && len / sizeof(w) > max_strlen)
2744                 min_len = len - max_strlen * sizeof(w);
2745         else
2746                 min_len = 0;
2747         for (; len >= sizeof(w) && len > min_len;
2748              len -= sizeof(w), list += sizeof(w)) {
2749                 if (umove(tcp, list, &w) < 0)
2750                         break;
2751                 if (first)
2752                         tprints("{");
2753                 else
2754                         tprints(", ");
2755                 first = 0;
2756                 tprintf("%lx", w);
2757         }
2758         if (len) {
2759                 if (first)
2760                         tprintf("%#lx", list);
2761                 else
2762                         tprintf(", %s}", (len >= sizeof(w) && len > min_len ?
2763                                 "???" : "..."));
2764         } else {
2765                 tprints(first ? "{}" : "}");
2766         }
2767 }
2768
2769 int
2770 sys_sched_setaffinity(struct tcb *tcp)
2771 {
2772         if (entering(tcp)) {
2773                 tprintf("%ld, %lu, ", tcp->u_arg[0], tcp->u_arg[1]);
2774                 print_affinitylist(tcp, tcp->u_arg[2], tcp->u_arg[1]);
2775         }
2776         return 0;
2777 }
2778
2779 int
2780 sys_sched_getaffinity(struct tcb *tcp)
2781 {
2782         if (entering(tcp)) {
2783                 tprintf("%ld, %lu, ", tcp->u_arg[0], tcp->u_arg[1]);
2784         } else {
2785                 if (tcp->u_rval == -1)
2786                         tprintf("%#lx", tcp->u_arg[2]);
2787                 else
2788                         print_affinitylist(tcp, tcp->u_arg[2], tcp->u_rval);
2789         }
2790         return 0;
2791 }
2792
2793 int
2794 sys_get_robust_list(struct tcb *tcp)
2795 {
2796         if (entering(tcp)) {
2797                 tprintf("%ld, ", (long) (pid_t) tcp->u_arg[0]);
2798         } else {
2799                 void *addr;
2800                 size_t len;
2801
2802                 if (syserror(tcp) ||
2803                     !tcp->u_arg[1] ||
2804                     umove(tcp, tcp->u_arg[1], &addr) < 0) {
2805                         tprintf("%#lx, ", tcp->u_arg[1]);
2806                 } else {
2807                         tprintf("[%p], ", addr);
2808                 }
2809
2810                 if (syserror(tcp) ||
2811                     !tcp->u_arg[2] ||
2812                     umove(tcp, tcp->u_arg[2], &len) < 0) {
2813                         tprintf("%#lx", tcp->u_arg[2]);
2814                 } else {
2815                         tprintf("[%lu]", (unsigned long) len);
2816                 }
2817         }
2818         return 0;
2819 }
2820
2821 static const struct xlat schedulers[] = {
2822         { SCHED_OTHER,  "SCHED_OTHER" },
2823         { SCHED_RR,     "SCHED_RR" },
2824         { SCHED_FIFO,   "SCHED_FIFO" },
2825         { 0,            NULL }
2826 };
2827
2828 int
2829 sys_sched_getscheduler(struct tcb *tcp)
2830 {
2831         if (entering(tcp)) {
2832                 tprintf("%d", (int) tcp->u_arg[0]);
2833         } else if (!syserror(tcp)) {
2834                 tcp->auxstr = xlookup(schedulers, tcp->u_rval);
2835                 if (tcp->auxstr != NULL)
2836                         return RVAL_STR;
2837         }
2838         return 0;
2839 }
2840
2841 int
2842 sys_sched_setscheduler(struct tcb *tcp)
2843 {
2844         if (entering(tcp)) {
2845                 struct sched_param p;
2846                 tprintf("%d, ", (int) tcp->u_arg[0]);
2847                 printxval(schedulers, tcp->u_arg[1], "SCHED_???");
2848                 if (umove(tcp, tcp->u_arg[2], &p) < 0)
2849                         tprintf(", %#lx", tcp->u_arg[2]);
2850                 else
2851                         tprintf(", { %d }", p.__sched_priority);
2852         }
2853         return 0;
2854 }
2855
2856 int
2857 sys_sched_getparam(struct tcb *tcp)
2858 {
2859         if (entering(tcp)) {
2860                 tprintf("%d, ", (int) tcp->u_arg[0]);
2861         } else {
2862                 struct sched_param p;
2863                 if (umove(tcp, tcp->u_arg[1], &p) < 0)
2864                         tprintf("%#lx", tcp->u_arg[1]);
2865                 else
2866                         tprintf("{ %d }", p.__sched_priority);
2867         }
2868         return 0;
2869 }
2870
2871 int
2872 sys_sched_setparam(struct tcb *tcp)
2873 {
2874         if (entering(tcp)) {
2875                 struct sched_param p;
2876                 if (umove(tcp, tcp->u_arg[1], &p) < 0)
2877                         tprintf("%d, %#lx", (int) tcp->u_arg[0], tcp->u_arg[1]);
2878                 else
2879                         tprintf("%d, { %d }", (int) tcp->u_arg[0], p.__sched_priority);
2880         }
2881         return 0;
2882 }
2883
2884 int
2885 sys_sched_get_priority_min(struct tcb *tcp)
2886 {
2887         if (entering(tcp)) {
2888                 printxval(schedulers, tcp->u_arg[0], "SCHED_???");
2889         }
2890         return 0;
2891 }
2892
2893 int
2894 sys_sched_rr_get_interval(struct tcb *tcp)
2895 {
2896         if (entering(tcp)) {
2897                 tprintf("%ld, ", (long) (pid_t) tcp->u_arg[0]);
2898         } else {
2899                 if (syserror(tcp))
2900                         tprintf("%#lx", tcp->u_arg[1]);
2901                 else
2902                         print_timespec(tcp, tcp->u_arg[1]);
2903         }
2904         return 0;
2905 }
2906
2907 #if defined X86_64 || defined X32
2908 # include <asm/prctl.h>
2909
2910 static const struct xlat archvals[] = {
2911         { ARCH_SET_GS,          "ARCH_SET_GS"           },
2912         { ARCH_SET_FS,          "ARCH_SET_FS"           },
2913         { ARCH_GET_FS,          "ARCH_GET_FS"           },
2914         { ARCH_GET_GS,          "ARCH_GET_GS"           },
2915         { 0,                    NULL                    },
2916 };
2917
2918 int
2919 sys_arch_prctl(struct tcb *tcp)
2920 {
2921         if (entering(tcp)) {
2922                 printxval(archvals, tcp->u_arg[0], "ARCH_???");
2923                 if (tcp->u_arg[0] == ARCH_SET_GS
2924                  || tcp->u_arg[0] == ARCH_SET_FS
2925                 ) {
2926                         tprintf(", %#lx", tcp->u_arg[1]);
2927                 }
2928         } else {
2929                 if (tcp->u_arg[0] == ARCH_GET_GS
2930                  || tcp->u_arg[0] == ARCH_GET_FS
2931                 ) {
2932                         long int v;
2933                         if (!syserror(tcp) && umove(tcp, tcp->u_arg[1], &v) != -1)
2934                                 tprintf(", [%#lx]", v);
2935                         else
2936                                 tprintf(", %#lx", tcp->u_arg[1]);
2937                 }
2938         }
2939         return 0;
2940 }
2941 #endif /* X86_64 || X32 */
2942
2943 int
2944 sys_getcpu(struct tcb *tcp)
2945 {
2946         if (exiting(tcp)) {
2947                 unsigned u;
2948                 if (tcp->u_arg[0] == 0)
2949                         tprints("NULL, ");
2950                 else if (umove(tcp, tcp->u_arg[0], &u) < 0)
2951                         tprintf("%#lx, ", tcp->u_arg[0]);
2952                 else
2953                         tprintf("[%u], ", u);
2954                 if (tcp->u_arg[1] == 0)
2955                         tprints("NULL, ");
2956                 else if (umove(tcp, tcp->u_arg[1], &u) < 0)
2957                         tprintf("%#lx, ", tcp->u_arg[1]);
2958                 else
2959                         tprintf("[%u], ", u);
2960                 tprintf("%#lx", tcp->u_arg[2]);
2961         }
2962         return 0;
2963 }
2964
2965 int
2966 sys_process_vm_readv(struct tcb *tcp)
2967 {
2968         if (entering(tcp)) {
2969                 /* arg 1: pid */
2970                 tprintf("%ld, ", tcp->u_arg[0]);
2971         } else {
2972                 /* arg 2: local iov */
2973                 if (syserror(tcp)) {
2974                         tprintf("%#lx", tcp->u_arg[1]);
2975                 } else {
2976                         tprint_iov(tcp, tcp->u_arg[2], tcp->u_arg[1], 1);
2977                 }
2978                 /* arg 3: local iovcnt */
2979                 tprintf(", %lu, ", tcp->u_arg[2]);
2980                 /* arg 4: remote iov */
2981                 if (syserror(tcp)) {
2982                         tprintf("%#lx", tcp->u_arg[3]);
2983                 } else {
2984                         tprint_iov(tcp, tcp->u_arg[4], tcp->u_arg[3], 0);
2985                 }
2986                 /* arg 5: remote iovcnt */
2987                 /* arg 6: flags */
2988                 tprintf(", %lu, %lu", tcp->u_arg[4], tcp->u_arg[5]);
2989         }
2990         return 0;
2991 }
2992
2993 int
2994 sys_process_vm_writev(struct tcb *tcp)
2995 {
2996         if (entering(tcp)) {
2997                 /* arg 1: pid */
2998                 tprintf("%ld, ", tcp->u_arg[0]);
2999                 /* arg 2: local iov */
3000                 if (syserror(tcp))
3001                         tprintf("%#lx", tcp->u_arg[1]);
3002                 else
3003                         tprint_iov(tcp, tcp->u_arg[2], tcp->u_arg[1], 1);
3004                 /* arg 3: local iovcnt */
3005                 tprintf(", %lu, ", tcp->u_arg[2]);
3006                 /* arg 4: remote iov */
3007                 if (syserror(tcp))
3008                         tprintf("%#lx", tcp->u_arg[3]);
3009                 else
3010                         tprint_iov(tcp, tcp->u_arg[4], tcp->u_arg[3], 0);
3011                 /* arg 5: remote iovcnt */
3012                 /* arg 6: flags */
3013                 tprintf(", %lu, %lu", tcp->u_arg[4], tcp->u_arg[5]);
3014         }
3015         return 0;
3016 }