linux-user/strace.c

   1 #include "qemu/osdep.h"
   2 #include <sys/ipc.h>
   3 #include <sys/msg.h>
   4 #include <sys/sem.h>
   5 #include <sys/shm.h>
   6 #include <sys/select.h>
   7 #include <sys/mount.h>
   8 #include <arpa/inet.h>
   9 #include <netinet/tcp.h>
  10 #include <linux/if_packet.h>
  11 #include <sched.h>
  12 #include "qemu.h"
  13
  14 int do_strace=0;
  15
  16 struct syscallname {
  17     int nr;
  18     const char *name;
  19     const char *format;
  20     void (*call)(const struct syscallname *,
  21                  abi_long, abi_long, abi_long,
  22                  abi_long, abi_long, abi_long);
  23     void (*result)(const struct syscallname *, abi_long);
  24 };
  25
  26 #ifdef __GNUC__
  27 /*
  28  * It is possible that target doesn't have syscall that uses
  29  * following flags but we don't want the compiler to warn
  30  * us about them being unused.  Same applies to utility print
  31  * functions.  It is ok to keep them while not used.
  32  */
  33 #define UNUSED __attribute__ ((unused))
  34 #else
  35 #define UNUSED
  36 #endif
  37
  38 /*
  39  * Structure used to translate flag values into strings.  This is
  40  * similar that is in the actual strace tool.
  41  */
  42 struct flags {
  43     abi_long    f_value;  /* flag */
  44     const char  *f_string; /* stringified flag */
  45 };
  46
  47 /* common flags for all architectures */
  48 #define FLAG_GENERIC(name) { name, #name }
  49 /* target specific flags (syscall_defs.h has TARGET_<flag>) */
  50 #define FLAG_TARGET(name)  { TARGET_ ## name, #name }
  51 /* end of flags array */
  52 #define FLAG_END           { 0, NULL }
  53
  54 UNUSED static const char *get_comma(int);
  55 UNUSED static void print_pointer(abi_long, int);
  56 UNUSED static void print_flags(const struct flags *, abi_long, int);
  57 UNUSED static void print_at_dirfd(abi_long, int);
  58 UNUSED static void print_file_mode(abi_long, int);
  59 UNUSED static void print_open_flags(abi_long, int);
  60 UNUSED static void print_syscall_prologue(const struct syscallname *);
  61 UNUSED static void print_syscall_epilogue(const struct syscallname *);
  62 UNUSED static void print_string(abi_long, int);
  63 UNUSED static void print_buf(abi_long addr, abi_long len, int last);
  64 UNUSED static void print_raw_param(const char *, abi_long, int);
  65 UNUSED static void print_timeval(abi_ulong, int);
  66 UNUSED static void print_number(abi_long, int);
  67 UNUSED static void print_signal(abi_ulong, int);
  68 UNUSED static void print_sockaddr(abi_ulong addr, abi_long addrlen);
  69 UNUSED static void print_socket_domain(int domain);
  70 UNUSED static void print_socket_type(int type);
  71 UNUSED static void print_socket_protocol(int domain, int type, int protocol);
  72
  73 /*
  74  * Utility functions
  75  */
  76 static void
  77 print_ipc_cmd(int cmd)
  78 {
  79 #define output_cmd(val) \
  80 if( cmd == val ) { \
  81     gemu_log(#val); \
  82     return; \
  83 }
  84
  85     cmd &= 0xff;
  86
  87     /* General IPC commands */
  88     output_cmd( IPC_RMID );
  89     output_cmd( IPC_SET );
  90     output_cmd( IPC_STAT );
  91     output_cmd( IPC_INFO );
  92     /* msgctl() commands */
  93     output_cmd( MSG_STAT );
  94     output_cmd( MSG_INFO );
  95     /* shmctl() commands */
  96     output_cmd( SHM_LOCK );
  97     output_cmd( SHM_UNLOCK );
  98     output_cmd( SHM_STAT );
  99     output_cmd( SHM_INFO );
 100     /* semctl() commands */
 101     output_cmd( GETPID );
 102     output_cmd( GETVAL );
 103     output_cmd( GETALL );
 104     output_cmd( GETNCNT );
 105     output_cmd( GETZCNT );
 106     output_cmd( SETVAL );
 107     output_cmd( SETALL );
 108     output_cmd( SEM_STAT );
 109     output_cmd( SEM_INFO );
 110     output_cmd( IPC_RMID );
 111     output_cmd( IPC_RMID );
 112     output_cmd( IPC_RMID );
 113     output_cmd( IPC_RMID );
 114     output_cmd( IPC_RMID );
 115     output_cmd( IPC_RMID );
 116     output_cmd( IPC_RMID );
 117     output_cmd( IPC_RMID );
 118     output_cmd( IPC_RMID );
 119
 120     /* Some value we don't recognize */
 121     gemu_log("%d",cmd);
 122 }
 123
 124 static void
 125 print_signal(abi_ulong arg, int last)
 126 {
 127     const char *signal_name = NULL;
 128     switch(arg) {
 129     case TARGET_SIGHUP: signal_name = "SIGHUP"; break;
 130     case TARGET_SIGINT: signal_name = "SIGINT"; break;
 131     case TARGET_SIGQUIT: signal_name = "SIGQUIT"; break;
 132     case TARGET_SIGILL: signal_name = "SIGILL"; break;
 133     case TARGET_SIGABRT: signal_name = "SIGABRT"; break;
 134     case TARGET_SIGFPE: signal_name = "SIGFPE"; break;
 135     case TARGET_SIGKILL: signal_name = "SIGKILL"; break;
 136     case TARGET_SIGSEGV: signal_name = "SIGSEGV"; break;
 137     case TARGET_SIGPIPE: signal_name = "SIGPIPE"; break;
 138     case TARGET_SIGALRM: signal_name = "SIGALRM"; break;
 139     case TARGET_SIGTERM: signal_name = "SIGTERM"; break;
 140     case TARGET_SIGUSR1: signal_name = "SIGUSR1"; break;
 141     case TARGET_SIGUSR2: signal_name = "SIGUSR2"; break;
 142     case TARGET_SIGCHLD: signal_name = "SIGCHLD"; break;
 143     case TARGET_SIGCONT: signal_name = "SIGCONT"; break;
 144     case TARGET_SIGSTOP: signal_name = "SIGSTOP"; break;
 145     case TARGET_SIGTTIN: signal_name = "SIGTTIN"; break;
 146     case TARGET_SIGTTOU: signal_name = "SIGTTOU"; break;
 147     }
 148     if (signal_name == NULL) {
 149         print_raw_param("%ld", arg, last);
 150         return;
 151     }
 152     gemu_log("%s%s", signal_name, get_comma(last));
 153 }
 154
 155 static void print_si_code(int arg)
 156 {
 157     const char *codename = NULL;
 158
 159     switch (arg) {
 160     case SI_USER:
 161         codename = "SI_USER";
 162         break;
 163     case SI_KERNEL:
 164         codename = "SI_KERNEL";
 165         break;
 166     case SI_QUEUE:
 167         codename = "SI_QUEUE";
 168         break;
 169     case SI_TIMER:
 170         codename = "SI_TIMER";
 171         break;
 172     case SI_MESGQ:
 173         codename = "SI_MESGQ";
 174         break;
 175     case SI_ASYNCIO:
 176         codename = "SI_ASYNCIO";
 177         break;
 178     case SI_SIGIO:
 179         codename = "SI_SIGIO";
 180         break;
 181     case SI_TKILL:
 182         codename = "SI_TKILL";
 183         break;
 184     default:
 185         gemu_log("%d", arg);
 186         return;
 187     }
 188     gemu_log("%s", codename);
 189 }
 190
 191 static void get_target_siginfo(target_siginfo_t *tinfo,
 192                                 const target_siginfo_t *info)
 193 {
 194     abi_ulong sival_ptr;
 195
 196     int sig;
 197     int si_errno;
 198     int si_code;
 199     int si_type;
 200
 201     __get_user(sig, &info->si_signo);
 202     __get_user(si_errno, &tinfo->si_errno);
 203     __get_user(si_code, &info->si_code);
 204
 205     tinfo->si_signo = sig;
 206     tinfo->si_errno = si_errno;
 207     tinfo->si_code = si_code;
 208
 209     /* Ensure we don't leak random junk to the guest later */
 210     memset(tinfo->_sifields._pad, 0, sizeof(tinfo->_sifields._pad));
 211
 212     /* This is awkward, because we have to use a combination of
 213      * the si_code and si_signo to figure out which of the union's
 214      * members are valid. (Within the host kernel it is always possible
 215      * to tell, but the kernel carefully avoids giving userspace the
 216      * high 16 bits of si_code, so we don't have the information to
 217      * do this the easy way...) We therefore make our best guess,
 218      * bearing in mind that a guest can spoof most of the si_codes
 219      * via rt_sigqueueinfo() if it likes.
 220      *
 221      * Once we have made our guess, we record it in the top 16 bits of
 222      * the si_code, so that print_siginfo() later can use it.
 223      * print_siginfo() will strip these top bits out before printing
 224      * the si_code.
 225      */
 226
 227     switch (si_code) {
 228     case SI_USER:
 229     case SI_TKILL:
 230     case SI_KERNEL:
 231         /* Sent via kill(), tkill() or tgkill(), or direct from the kernel.
 232          * These are the only unspoofable si_code values.
 233          */
 234         __get_user(tinfo->_sifields._kill._pid, &info->_sifields._kill._pid);
 235         __get_user(tinfo->_sifields._kill._uid, &info->_sifields._kill._uid);
 236         si_type = QEMU_SI_KILL;
 237         break;
 238     default:
 239         /* Everything else is spoofable. Make best guess based on signal */
 240         switch (sig) {
 241         case TARGET_SIGCHLD:
 242             __get_user(tinfo->_sifields._sigchld._pid,
 243                        &info->_sifields._sigchld._pid);
 244             __get_user(tinfo->_sifields._sigchld._uid,
 245                        &info->_sifields._sigchld._uid);
 246             __get_user(tinfo->_sifields._sigchld._status,
 247                        &info->_sifields._sigchld._status);
 248             __get_user(tinfo->_sifields._sigchld._utime,
 249                        &info->_sifields._sigchld._utime);
 250             __get_user(tinfo->_sifields._sigchld._stime,
 251                        &info->_sifields._sigchld._stime);
 252             si_type = QEMU_SI_CHLD;
 253             break;
 254         case TARGET_SIGIO:
 255             __get_user(tinfo->_sifields._sigpoll._band,
 256                        &info->_sifields._sigpoll._band);
 257             __get_user(tinfo->_sifields._sigpoll._fd,
 258                        &info->_sifields._sigpoll._fd);
 259             si_type = QEMU_SI_POLL;
 260             break;
 261         default:
 262             /* Assume a sigqueue()/mq_notify()/rt_sigqueueinfo() source. */
 263             __get_user(tinfo->_sifields._rt._pid, &info->_sifields._rt._pid);
 264             __get_user(tinfo->_sifields._rt._uid, &info->_sifields._rt._uid);
 265             /* XXX: potential problem if 64 bit */
 266             __get_user(sival_ptr, &info->_sifields._rt._sigval.sival_ptr);
 267             tinfo->_sifields._rt._sigval.sival_ptr = sival_ptr;
 268
 269             si_type = QEMU_SI_RT;
 270             break;
 271         }
 272         break;
 273     }
 274
 275     tinfo->si_code = deposit32(si_code, 16, 16, si_type);
 276 }
 277
 278 static void print_siginfo(const target_siginfo_t *tinfo)
 279 {
 280     /* Print a target_siginfo_t in the format desired for printing
 281      * signals being taken. We assume the target_siginfo_t is in the
 282      * internal form where the top 16 bits of si_code indicate which
 283      * part of the union is valid, rather than in the guest-visible
 284      * form where the bottom 16 bits are sign-extended into the top 16.
 285      */
 286     int si_type = extract32(tinfo->si_code, 16, 16);
 287     int si_code = sextract32(tinfo->si_code, 0, 16);
 288
 289     gemu_log("{si_signo=");
 290     print_signal(tinfo->si_signo, 1);
 291     gemu_log(", si_code=");
 292     print_si_code(si_code);
 293
 294     switch (si_type) {
 295     case QEMU_SI_KILL:
 296         gemu_log(", si_pid=%u, si_uid=%u",
 297                  (unsigned int)tinfo->_sifields._kill._pid,
 298                  (unsigned int)tinfo->_sifields._kill._uid);
 299         break;
 300     case QEMU_SI_TIMER:
 301         gemu_log(", si_timer1=%u, si_timer2=%u",
 302                  tinfo->_sifields._timer._timer1,
 303                  tinfo->_sifields._timer._timer2);
 304         break;
 305     case QEMU_SI_POLL:
 306         gemu_log(", si_band=%d, si_fd=%d",
 307                  tinfo->_sifields._sigpoll._band,
 308                  tinfo->_sifields._sigpoll._fd);
 309         break;
 310     case QEMU_SI_FAULT:
 311         gemu_log(", si_addr=");
 312         print_pointer(tinfo->_sifields._sigfault._addr, 1);
 313         break;
 314     case QEMU_SI_CHLD:
 315         gemu_log(", si_pid=%u, si_uid=%u, si_status=%d"
 316                  ", si_utime=" TARGET_ABI_FMT_ld
 317                  ", si_stime=" TARGET_ABI_FMT_ld,
 318                  (unsigned int)(tinfo->_sifields._sigchld._pid),
 319                  (unsigned int)(tinfo->_sifields._sigchld._uid),
 320                  tinfo->_sifields._sigchld._status,
 321                  tinfo->_sifields._sigchld._utime,
 322                  tinfo->_sifields._sigchld._stime);
 323         break;
 324     case QEMU_SI_RT:
 325         gemu_log(", si_pid=%u, si_uid=%u, si_sigval=" TARGET_ABI_FMT_ld,
 326                  (unsigned int)tinfo->_sifields._rt._pid,
 327                  (unsigned int)tinfo->_sifields._rt._uid,
 328                  tinfo->_sifields._rt._sigval.sival_ptr);
 329         break;
 330     default:
 331         g_assert_not_reached();
 332     }
 333     gemu_log("}");
 334 }
 335
 336 static void
 337 print_sockaddr(abi_ulong addr, abi_long addrlen)
 338 {
 339     struct target_sockaddr *sa;
 340     int i;
 341     int sa_family;
 342
 343     sa = lock_user(VERIFY_READ, addr, addrlen, 1);
 344     if (sa) {
 345         sa_family = tswap16(sa->sa_family);
 346         switch (sa_family) {
 347         case AF_UNIX: {
 348             struct target_sockaddr_un *un = (struct target_sockaddr_un *)sa;
 349             int i;
 350             gemu_log("{sun_family=AF_UNIX,sun_path=\"");
 351             for (i = 0; i < addrlen -
 352                             offsetof(struct target_sockaddr_un, sun_path) &&
 353                  un->sun_path[i]; i++) {
 354                 gemu_log("%c", un->sun_path[i]);
 355             }
 356             gemu_log("\"}");
 357             break;
 358         }
 359         case AF_INET: {
 360             struct target_sockaddr_in *in = (struct target_sockaddr_in *)sa;
 361             uint8_t *c = (uint8_t *)&in->sin_addr.s_addr;
 362             gemu_log("{sin_family=AF_INET,sin_port=htons(%d),",
 363                      ntohs(in->sin_port));
 364             gemu_log("sin_addr=inet_addr(\"%d.%d.%d.%d\")",
 365                      c[0], c[1], c[2], c[3]);
 366             gemu_log("}");
 367             break;
 368         }
 369         case AF_PACKET: {
 370             struct target_sockaddr_ll *ll = (struct target_sockaddr_ll *)sa;
 371             uint8_t *c = (uint8_t *)&ll->sll_addr;
 372             gemu_log("{sll_family=AF_PACKET,"
 373                      "sll_protocol=htons(0x%04x),if%d,pkttype=",
 374                      ntohs(ll->sll_protocol), ll->sll_ifindex);
 375             switch (ll->sll_pkttype) {
 376             case PACKET_HOST:
 377                 gemu_log("PACKET_HOST");
 378                 break;
 379             case PACKET_BROADCAST:
 380                 gemu_log("PACKET_BROADCAST");
 381                 break;
 382             case PACKET_MULTICAST:
 383                 gemu_log("PACKET_MULTICAST");
 384                 break;
 385             case PACKET_OTHERHOST:
 386                 gemu_log("PACKET_OTHERHOST");
 387                 break;
 388             case PACKET_OUTGOING:
 389                 gemu_log("PACKET_OUTGOING");
 390                 break;
 391             default:
 392                 gemu_log("%d", ll->sll_pkttype);
 393                 break;
 394             }
 395             gemu_log(",sll_addr=%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x",
 396                      c[0], c[1], c[2], c[3], c[4], c[5], c[6], c[7]);
 397             gemu_log("}");
 398             break;
 399         }
 400         default:
 401             gemu_log("{sa_family=%d, sa_data={", sa->sa_family);
 402             for (i = 0; i < 13; i++) {
 403                 gemu_log("%02x, ", sa->sa_data[i]);
 404             }
 405             gemu_log("%02x}", sa->sa_data[i]);
 406             gemu_log("}");
 407             break;
 408         }
 409         unlock_user(sa, addr, 0);
 410     } else {
 411         print_raw_param("0x"TARGET_ABI_FMT_lx, addr, 0);
 412     }
 413     gemu_log(", "TARGET_ABI_FMT_ld, addrlen);
 414 }
 415
 416 static void
 417 print_socket_domain(int domain)
 418 {
 419     switch (domain) {
 420     case PF_UNIX:
 421         gemu_log("PF_UNIX");
 422         break;
 423     case PF_INET:
 424         gemu_log("PF_INET");
 425         break;
 426     case PF_PACKET:
 427         gemu_log("PF_PACKET");
 428         break;
 429     default:
 430         gemu_log("%d", domain);
 431         break;
 432     }
 433 }
 434
 435 static void
 436 print_socket_type(int type)
 437 {
 438     switch (type) {
 439     case TARGET_SOCK_DGRAM:
 440         gemu_log("SOCK_DGRAM");
 441         break;
 442     case TARGET_SOCK_STREAM:
 443         gemu_log("SOCK_STREAM");
 444         break;
 445     case TARGET_SOCK_RAW:
 446         gemu_log("SOCK_RAW");
 447         break;
 448     case TARGET_SOCK_RDM:
 449         gemu_log("SOCK_RDM");
 450         break;
 451     case TARGET_SOCK_SEQPACKET:
 452         gemu_log("SOCK_SEQPACKET");
 453         break;
 454     case TARGET_SOCK_PACKET:
 455         gemu_log("SOCK_PACKET");
 456         break;
 457     }
 458 }
 459
 460 static void
 461 print_socket_protocol(int domain, int type, int protocol)
 462 {
 463     if (domain == AF_PACKET ||
 464         (domain == AF_INET && type == TARGET_SOCK_PACKET)) {
 465         switch (protocol) {
 466         case 0x0003:
 467             gemu_log("ETH_P_ALL");
 468             break;
 469         default:
 470             gemu_log("%d", protocol);
 471         }
 472         return;
 473     }
 474
 475     switch (protocol) {
 476     case IPPROTO_IP:
 477         gemu_log("IPPROTO_IP");
 478         break;
 479     case IPPROTO_TCP:
 480         gemu_log("IPPROTO_TCP");
 481         break;
 482     case IPPROTO_UDP:
 483         gemu_log("IPPROTO_UDP");
 484         break;
 485     case IPPROTO_RAW:
 486         gemu_log("IPPROTO_RAW");
 487         break;
 488     default:
 489         gemu_log("%d", protocol);
 490         break;
 491     }
 492 }
 493
 494
 495 #ifdef TARGET_NR__newselect
 496 static void
 497 print_fdset(int n, abi_ulong target_fds_addr)
 498 {
 499     int i;
 500
 501     gemu_log("[");
 502     if( target_fds_addr ) {
 503         abi_long *target_fds;
 504
 505         target_fds = lock_user(VERIFY_READ,
 506                                target_fds_addr,
 507                                sizeof(*target_fds)*(n / TARGET_ABI_BITS + 1),
 508                                1);
 509
 510         if (!target_fds)
 511             return;
 512
 513         for (i=n; i>=0; i--) {
 514             if ((tswapal(target_fds[i / TARGET_ABI_BITS]) >> (i & (TARGET_ABI_BITS - 1))) & 1)
 515                 gemu_log("%d,", i );
 516             }
 517         unlock_user(target_fds, target_fds_addr, 0);
 518     }
 519     gemu_log("]");
 520 }
 521 #endif
 522
 523 #ifdef TARGET_NR_clock_adjtime
 524 /* IDs of the various system clocks */
 525 #define TARGET_CLOCK_REALTIME              0
 526 #define TARGET_CLOCK_MONOTONIC             1
 527 #define TARGET_CLOCK_PROCESS_CPUTIME_ID    2
 528 #define TARGET_CLOCK_THREAD_CPUTIME_ID     3
 529 #define TARGET_CLOCK_MONOTONIC_RAW         4
 530 #define TARGET_CLOCK_REALTIME_COARSE       5
 531 #define TARGET_CLOCK_MONOTONIC_COARSE      6
 532 #define TARGET_CLOCK_BOOTTIME              7
 533 #define TARGET_CLOCK_REALTIME_ALARM        8
 534 #define TARGET_CLOCK_BOOTTIME_ALARM        9
 535 #define TARGET_CLOCK_SGI_CYCLE             10
 536 #define TARGET_CLOCK_TAI                   11
 537
 538 static void
 539 print_clockid(int clockid, int last)
 540 {
 541     switch (clockid) {
 542     case TARGET_CLOCK_REALTIME:
 543         gemu_log("CLOCK_REALTIME");
 544         break;
 545     case TARGET_CLOCK_MONOTONIC:
 546         gemu_log("CLOCK_MONOTONIC");
 547         break;
 548     case TARGET_CLOCK_PROCESS_CPUTIME_ID:
 549         gemu_log("CLOCK_PROCESS_CPUTIME_ID");
 550         break;
 551     case TARGET_CLOCK_THREAD_CPUTIME_ID:
 552         gemu_log("CLOCK_THREAD_CPUTIME_ID");
 553         break;
 554     case TARGET_CLOCK_MONOTONIC_RAW:
 555         gemu_log("CLOCK_MONOTONIC_RAW");
 556         break;
 557     case TARGET_CLOCK_REALTIME_COARSE:
 558         gemu_log("CLOCK_REALTIME_COARSE");
 559         break;
 560     case TARGET_CLOCK_MONOTONIC_COARSE:
 561         gemu_log("CLOCK_MONOTONIC_COARSE");
 562         break;
 563     case TARGET_CLOCK_BOOTTIME:
 564         gemu_log("CLOCK_BOOTTIME");
 565         break;
 566     case TARGET_CLOCK_REALTIME_ALARM:
 567         gemu_log("CLOCK_REALTIME_ALARM");
 568         break;
 569     case TARGET_CLOCK_BOOTTIME_ALARM:
 570         gemu_log("CLOCK_BOOTTIME_ALARM");
 571         break;
 572     case TARGET_CLOCK_SGI_CYCLE:
 573         gemu_log("CLOCK_SGI_CYCLE");
 574         break;
 575     case TARGET_CLOCK_TAI:
 576         gemu_log("CLOCK_TAI");
 577         break;
 578     default:
 579         gemu_log("%d", clockid);
 580         break;
 581     }
 582     gemu_log("%s", get_comma(last));
 583 }
 584 #endif
 585
 586 /*
 587  * Sysycall specific output functions
 588  */
 589
 590 /* select */
 591 #ifdef TARGET_NR__newselect
 592 static long newselect_arg1 = 0;
 593 static long newselect_arg2 = 0;
 594 static long newselect_arg3 = 0;
 595 static long newselect_arg4 = 0;
 596 static long newselect_arg5 = 0;
 597
 598 static void
 599 print_newselect(const struct syscallname *name,
 600                 abi_long arg1, abi_long arg2, abi_long arg3,
 601                 abi_long arg4, abi_long arg5, abi_long arg6)
 602 {
 603     gemu_log("%s(" TARGET_ABI_FMT_ld ",", name->name, arg1);
 604     print_fdset(arg1, arg2);
 605     gemu_log(",");
 606     print_fdset(arg1, arg3);
 607     gemu_log(",");
 608     print_fdset(arg1, arg4);
 609     gemu_log(",");
 610     print_timeval(arg5, 1);
 611     gemu_log(")");
 612
 613     /* save for use in the return output function below */
 614     newselect_arg1=arg1;
 615     newselect_arg2=arg2;
 616     newselect_arg3=arg3;
 617     newselect_arg4=arg4;
 618     newselect_arg5=arg5;
 619 }
 620 #endif
 621
 622 #ifdef TARGET_NR_semctl
 623 static void
 624 print_semctl(const struct syscallname *name,
 625              abi_long arg1, abi_long arg2, abi_long arg3,
 626              abi_long arg4, abi_long arg5, abi_long arg6)
 627 {
 628     gemu_log("%s(" TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld ",", name->name, arg1, arg2);
 629     print_ipc_cmd(arg3);
 630     gemu_log(",0x" TARGET_ABI_FMT_lx ")", arg4);
 631 }
 632 #endif
 633
 634 static void
 635 print_execve(const struct syscallname *name,
 636              abi_long arg1, abi_long arg2, abi_long arg3,
 637              abi_long arg4, abi_long arg5, abi_long arg6)
 638 {
 639     abi_ulong arg_ptr_addr;
 640     char *s;
 641
 642     if (!(s = lock_user_string(arg1)))
 643         return;
 644     gemu_log("%s(\"%s\",{", name->name, s);
 645     unlock_user(s, arg1, 0);
 646
 647     for (arg_ptr_addr = arg2; ; arg_ptr_addr += sizeof(abi_ulong)) {
 648         abi_ulong *arg_ptr, arg_addr;
 649
 650         arg_ptr = lock_user(VERIFY_READ, arg_ptr_addr, sizeof(abi_ulong), 1);
 651         if (!arg_ptr)
 652             return;
 653     arg_addr = tswapal(*arg_ptr);
 654         unlock_user(arg_ptr, arg_ptr_addr, 0);
 655         if (!arg_addr)
 656             break;
 657         if ((s = lock_user_string(arg_addr))) {
 658             gemu_log("\"%s\",", s);
 659             unlock_user(s, arg_addr, 0);
 660         }
 661     }
 662
 663     gemu_log("NULL})");
 664 }
 665
 666 #ifdef TARGET_NR_ipc
 667 static void
 668 print_ipc(const struct syscallname *name,
 669           abi_long arg1, abi_long arg2, abi_long arg3,
 670           abi_long arg4, abi_long arg5, abi_long arg6)
 671 {
 672     switch(arg1) {
 673     case IPCOP_semctl:
 674         gemu_log("semctl(" TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld ",", arg1, arg2);
 675         print_ipc_cmd(arg3);
 676         gemu_log(",0x" TARGET_ABI_FMT_lx ")", arg4);
 677         break;
 678     default:
 679         gemu_log("%s(" TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld ")",
 680                  name->name, arg1, arg2, arg3, arg4);
 681     }
 682 }
 683 #endif
 684
 685 /*
 686  * Variants for the return value output function
 687  */
 688
 689 static void
 690 print_syscall_ret_addr(const struct syscallname *name, abi_long ret)
 691 {
 692     const char *errstr = NULL;
 693
 694     if (ret < 0) {
 695         errstr = target_strerror(-ret);
 696     }
 697     if (errstr) {
 698         gemu_log(" = -1 errno=%d (%s)\n", (int)-ret, errstr);
 699     } else {
 700         gemu_log(" = 0x" TARGET_ABI_FMT_lx "\n", ret);
 701     }
 702 }
 703
 704 #if 0 /* currently unused */
 705 static void
 706 print_syscall_ret_raw(struct syscallname *name, abi_long ret)
 707 {
 708         gemu_log(" = 0x" TARGET_ABI_FMT_lx "\n", ret);
 709 }
 710 #endif
 711
 712 #ifdef TARGET_NR__newselect
 713 static void
 714 print_syscall_ret_newselect(const struct syscallname *name, abi_long ret)
 715 {
 716     gemu_log(" = 0x" TARGET_ABI_FMT_lx " (", ret);
 717     print_fdset(newselect_arg1,newselect_arg2);
 718     gemu_log(",");
 719     print_fdset(newselect_arg1,newselect_arg3);
 720     gemu_log(",");
 721     print_fdset(newselect_arg1,newselect_arg4);
 722     gemu_log(",");
 723     print_timeval(newselect_arg5, 1);
 724     gemu_log(")\n");
 725 }
 726 #endif
 727
 728 /* special meanings of adjtimex()' non-negative return values */
 729 #define TARGET_TIME_OK       0   /* clock synchronized, no leap second */
 730 #define TARGET_TIME_INS      1   /* insert leap second */
 731 #define TARGET_TIME_DEL      2   /* delete leap second */
 732 #define TARGET_TIME_OOP      3   /* leap second in progress */
 733 #define TARGET_TIME_WAIT     4   /* leap second has occurred */
 734 #define TARGET_TIME_ERROR    5   /* clock not synchronized */
 735 static void
 736 print_syscall_ret_adjtimex(const struct syscallname *name, abi_long ret)
 737 {
 738     const char *errstr = NULL;
 739
 740     gemu_log(" = ");
 741     if (ret < 0) {
 742         gemu_log("-1 errno=%d", errno);
 743         errstr = target_strerror(-ret);
 744         if (errstr) {
 745             gemu_log(" (%s)", errstr);
 746         }
 747     } else {
 748         gemu_log(TARGET_ABI_FMT_ld, ret);
 749         switch (ret) {
 750         case TARGET_TIME_OK:
 751             gemu_log(" TIME_OK (clock synchronized, no leap second)");
 752             break;
 753         case TARGET_TIME_INS:
 754             gemu_log(" TIME_INS (insert leap second)");
 755             break;
 756         case TARGET_TIME_DEL:
 757             gemu_log(" TIME_DEL (delete leap second)");
 758             break;
 759         case TARGET_TIME_OOP:
 760             gemu_log(" TIME_OOP (leap second in progress)");
 761             break;
 762         case TARGET_TIME_WAIT:
 763             gemu_log(" TIME_WAIT (leap second has occurred)");
 764             break;
 765         case TARGET_TIME_ERROR:
 766             gemu_log(" TIME_ERROR (clock not synchronized)");
 767             break;
 768         }
 769     }
 770
 771     gemu_log("\n");
 772 }
 773
 774 UNUSED static struct flags access_flags[] = {
 775     FLAG_GENERIC(F_OK),
 776     FLAG_GENERIC(R_OK),
 777     FLAG_GENERIC(W_OK),
 778     FLAG_GENERIC(X_OK),
 779     FLAG_END,
 780 };
 781
 782 UNUSED static struct flags at_file_flags[] = {
 783 #ifdef AT_EACCESS
 784     FLAG_GENERIC(AT_EACCESS),
 785 #endif
 786 #ifdef AT_SYMLINK_NOFOLLOW
 787     FLAG_GENERIC(AT_SYMLINK_NOFOLLOW),
 788 #endif
 789     FLAG_END,
 790 };
 791
 792 UNUSED static struct flags unlinkat_flags[] = {
 793 #ifdef AT_REMOVEDIR
 794     FLAG_GENERIC(AT_REMOVEDIR),
 795 #endif
 796     FLAG_END,
 797 };
 798
 799 UNUSED static struct flags mode_flags[] = {
 800     FLAG_GENERIC(S_IFSOCK),
 801     FLAG_GENERIC(S_IFLNK),
 802     FLAG_GENERIC(S_IFREG),
 803     FLAG_GENERIC(S_IFBLK),
 804     FLAG_GENERIC(S_IFDIR),
 805     FLAG_GENERIC(S_IFCHR),
 806     FLAG_GENERIC(S_IFIFO),
 807     FLAG_END,
 808 };
 809
 810 UNUSED static struct flags open_access_flags[] = {
 811     FLAG_TARGET(O_RDONLY),
 812     FLAG_TARGET(O_WRONLY),
 813     FLAG_TARGET(O_RDWR),
 814     FLAG_END,
 815 };
 816
 817 UNUSED static struct flags open_flags[] = {
 818     FLAG_TARGET(O_APPEND),
 819     FLAG_TARGET(O_CREAT),
 820     FLAG_TARGET(O_DIRECTORY),
 821     FLAG_TARGET(O_EXCL),
 822     FLAG_TARGET(O_LARGEFILE),
 823     FLAG_TARGET(O_NOCTTY),
 824     FLAG_TARGET(O_NOFOLLOW),
 825     FLAG_TARGET(O_NONBLOCK),      /* also O_NDELAY */
 826     FLAG_TARGET(O_DSYNC),
 827     FLAG_TARGET(__O_SYNC),
 828     FLAG_TARGET(O_TRUNC),
 829 #ifdef O_DIRECT
 830     FLAG_TARGET(O_DIRECT),
 831 #endif
 832 #ifdef O_NOATIME
 833     FLAG_TARGET(O_NOATIME),
 834 #endif
 835 #ifdef O_CLOEXEC
 836     FLAG_TARGET(O_CLOEXEC),
 837 #endif
 838 #ifdef O_PATH
 839     FLAG_TARGET(O_PATH),
 840 #endif
 841 #ifdef O_TMPFILE
 842     FLAG_TARGET(O_TMPFILE),
 843     FLAG_TARGET(__O_TMPFILE),
 844 #endif
 845     FLAG_END,
 846 };
 847
 848 UNUSED static struct flags mount_flags[] = {
 849 #ifdef MS_BIND
 850     FLAG_GENERIC(MS_BIND),
 851 #endif
 852 #ifdef MS_DIRSYNC
 853     FLAG_GENERIC(MS_DIRSYNC),
 854 #endif
 855     FLAG_GENERIC(MS_MANDLOCK),
 856 #ifdef MS_MOVE
 857     FLAG_GENERIC(MS_MOVE),
 858 #endif
 859     FLAG_GENERIC(MS_NOATIME),
 860     FLAG_GENERIC(MS_NODEV),
 861     FLAG_GENERIC(MS_NODIRATIME),
 862     FLAG_GENERIC(MS_NOEXEC),
 863     FLAG_GENERIC(MS_NOSUID),
 864     FLAG_GENERIC(MS_RDONLY),
 865 #ifdef MS_RELATIME
 866     FLAG_GENERIC(MS_RELATIME),
 867 #endif
 868     FLAG_GENERIC(MS_REMOUNT),
 869     FLAG_GENERIC(MS_SYNCHRONOUS),
 870     FLAG_END,
 871 };
 872
 873 UNUSED static struct flags umount2_flags[] = {
 874 #ifdef MNT_FORCE
 875     FLAG_GENERIC(MNT_FORCE),
 876 #endif
 877 #ifdef MNT_DETACH
 878     FLAG_GENERIC(MNT_DETACH),
 879 #endif
 880 #ifdef MNT_EXPIRE
 881     FLAG_GENERIC(MNT_EXPIRE),
 882 #endif
 883     FLAG_END,
 884 };
 885
 886 UNUSED static struct flags mmap_prot_flags[] = {
 887     FLAG_GENERIC(PROT_NONE),
 888     FLAG_GENERIC(PROT_EXEC),
 889     FLAG_GENERIC(PROT_READ),
 890     FLAG_GENERIC(PROT_WRITE),
 891     FLAG_TARGET(PROT_SEM),
 892     FLAG_GENERIC(PROT_GROWSDOWN),
 893     FLAG_GENERIC(PROT_GROWSUP),
 894     FLAG_END,
 895 };
 896
 897 UNUSED static struct flags mmap_flags[] = {
 898     FLAG_TARGET(MAP_SHARED),
 899     FLAG_TARGET(MAP_PRIVATE),
 900     FLAG_TARGET(MAP_ANONYMOUS),
 901     FLAG_TARGET(MAP_DENYWRITE),
 902     FLAG_TARGET(MAP_FIXED),
 903     FLAG_TARGET(MAP_GROWSDOWN),
 904     FLAG_TARGET(MAP_EXECUTABLE),
 905 #ifdef MAP_LOCKED
 906     FLAG_TARGET(MAP_LOCKED),
 907 #endif
 908 #ifdef MAP_NONBLOCK
 909     FLAG_TARGET(MAP_NONBLOCK),
 910 #endif
 911     FLAG_TARGET(MAP_NORESERVE),
 912 #ifdef MAP_POPULATE
 913     FLAG_TARGET(MAP_POPULATE),
 914 #endif
 915 #ifdef TARGET_MAP_UNINITIALIZED
 916     FLAG_TARGET(MAP_UNINITIALIZED),
 917 #endif
 918     FLAG_END,
 919 };
 920
 921 UNUSED static struct flags clone_flags[] = {
 922     FLAG_GENERIC(CLONE_VM),
 923     FLAG_GENERIC(CLONE_FS),
 924     FLAG_GENERIC(CLONE_FILES),
 925     FLAG_GENERIC(CLONE_SIGHAND),
 926     FLAG_GENERIC(CLONE_PTRACE),
 927     FLAG_GENERIC(CLONE_VFORK),
 928     FLAG_GENERIC(CLONE_PARENT),
 929     FLAG_GENERIC(CLONE_THREAD),
 930     FLAG_GENERIC(CLONE_NEWNS),
 931     FLAG_GENERIC(CLONE_SYSVSEM),
 932     FLAG_GENERIC(CLONE_SETTLS),
 933     FLAG_GENERIC(CLONE_PARENT_SETTID),
 934     FLAG_GENERIC(CLONE_CHILD_CLEARTID),
 935     FLAG_GENERIC(CLONE_DETACHED),
 936     FLAG_GENERIC(CLONE_UNTRACED),
 937     FLAG_GENERIC(CLONE_CHILD_SETTID),
 938 #if defined(CLONE_NEWUTS)
 939     FLAG_GENERIC(CLONE_NEWUTS),
 940 #endif
 941 #if defined(CLONE_NEWIPC)
 942     FLAG_GENERIC(CLONE_NEWIPC),
 943 #endif
 944 #if defined(CLONE_NEWUSER)
 945     FLAG_GENERIC(CLONE_NEWUSER),
 946 #endif
 947 #if defined(CLONE_NEWPID)
 948     FLAG_GENERIC(CLONE_NEWPID),
 949 #endif
 950 #if defined(CLONE_NEWNET)
 951     FLAG_GENERIC(CLONE_NEWNET),
 952 #endif
 953 #if defined(CLONE_IO)
 954     FLAG_GENERIC(CLONE_IO),
 955 #endif
 956     FLAG_END,
 957 };
 958
 959 UNUSED static struct flags msg_flags[] = {
 960     /* send */
 961     FLAG_GENERIC(MSG_CONFIRM),
 962     FLAG_GENERIC(MSG_DONTROUTE),
 963     FLAG_GENERIC(MSG_DONTWAIT),
 964     FLAG_GENERIC(MSG_EOR),
 965     FLAG_GENERIC(MSG_MORE),
 966     FLAG_GENERIC(MSG_NOSIGNAL),
 967     FLAG_GENERIC(MSG_OOB),
 968     /* recv */
 969     FLAG_GENERIC(MSG_CMSG_CLOEXEC),
 970     FLAG_GENERIC(MSG_ERRQUEUE),
 971     FLAG_GENERIC(MSG_PEEK),
 972     FLAG_GENERIC(MSG_TRUNC),
 973     FLAG_GENERIC(MSG_WAITALL),
 974     /* recvmsg */
 975     FLAG_GENERIC(MSG_CTRUNC),
 976     FLAG_END,
 977 };
 978
 979 /*
 980  * print_xxx utility functions.  These are used to print syscall
 981  * parameters in certain format.  All of these have parameter
 982  * named 'last'.  This parameter is used to add comma to output
 983  * when last == 0.
 984  */
 985
 986 static const char *
 987 get_comma(int last)
 988 {
 989     return ((last) ? "" : ",");
 990 }
 991
 992 static void
 993 print_flags(const struct flags *f, abi_long flags, int last)
 994 {
 995     const char *sep = "";
 996     int n;
 997
 998     if ((flags == 0) && (f->f_value == 0)) {
 999         gemu_log("%s%s", f->f_string, get_comma(last));
1000         return;
1001     }
1002     for (n = 0; f->f_string != NULL; f++) {
1003         if ((f->f_value != 0) && ((flags & f->f_value) == f->f_value)) {
1004             gemu_log("%s%s", sep, f->f_string);
1005             flags &= ~f->f_value;
1006             sep = "|";
1007             n++;
1008         }
1009     }
1010
1011     if (n > 0) {
1012         /* print rest of the flags as numeric */
1013         if (flags != 0) {
1014             gemu_log("%s%#x%s", sep, (unsigned int)flags, get_comma(last));
1015         } else {
1016             gemu_log("%s", get_comma(last));
1017         }
1018     } else {
1019         /* no string version of flags found, print them in hex then */
1020         gemu_log("%#x%s", (unsigned int)flags, get_comma(last));
1021     }
1022 }
1023
1024 static void
1025 print_at_dirfd(abi_long dirfd, int last)
1026 {
1027 #ifdef AT_FDCWD
1028     if (dirfd == AT_FDCWD) {
1029         gemu_log("AT_FDCWD%s", get_comma(last));
1030         return;
1031     }
1032 #endif
1033     gemu_log("%d%s", (int)dirfd, get_comma(last));
1034 }
1035
1036 static void
1037 print_file_mode(abi_long mode, int last)
1038 {
1039     const char *sep = "";
1040     const struct flags *m;
1041
1042     for (m = &mode_flags[0]; m->f_string != NULL; m++) {
1043         if ((m->f_value & mode) == m->f_value) {
1044             gemu_log("%s%s", m->f_string, sep);
1045             sep = "|";
1046             mode &= ~m->f_value;
1047             break;
1048         }
1049     }
1050
1051     mode &= ~S_IFMT;
1052     /* print rest of the mode as octal */
1053     if (mode != 0)
1054         gemu_log("%s%#o", sep, (unsigned int)mode);
1055
1056     gemu_log("%s", get_comma(last));
1057 }
1058
1059 static void
1060 print_open_flags(abi_long flags, int last)
1061 {
1062     print_flags(open_access_flags, flags & TARGET_O_ACCMODE, 1);
1063     flags &= ~TARGET_O_ACCMODE;
1064     if (flags == 0) {
1065         gemu_log("%s", get_comma(last));
1066         return;
1067     }
1068     gemu_log("|");
1069     print_flags(open_flags, flags, last);
1070 }
1071
1072 static void
1073 print_syscall_prologue(const struct syscallname *sc)
1074 {
1075     gemu_log("%s(", sc->name);
1076 }
1077
1078 /*ARGSUSED*/
1079 static void
1080 print_syscall_epilogue(const struct syscallname *sc)
1081 {
1082     (void)sc;
1083     gemu_log(")");
1084 }
1085
1086 static void
1087 print_string(abi_long addr, int last)
1088 {
1089     char *s;
1090
1091     if ((s = lock_user_string(addr)) != NULL) {
1092         gemu_log("\"%s\"%s", s, get_comma(last));
1093         unlock_user(s, addr, 0);
1094     } else {
1095         /* can't get string out of it, so print it as pointer */
1096         print_pointer(addr, last);
1097     }
1098 }
1099
1100 #define MAX_PRINT_BUF 40
1101 static void
1102 print_buf(abi_long addr, abi_long len, int last)
1103 {
1104     uint8_t *s;
1105     int i;
1106
1107     s = lock_user(VERIFY_READ, addr, len, 1);
1108     if (s) {
1109         gemu_log("\"");
1110         for (i = 0; i < MAX_PRINT_BUF && i < len; i++) {
1111             if (isprint(s[i])) {
1112                 gemu_log("%c", s[i]);
1113             } else {
1114                 gemu_log("\\%o", s[i]);
1115             }
1116         }
1117         gemu_log("\"");
1118         if (i != len) {
1119             gemu_log("...");
1120         }
1121         if (!last) {
1122             gemu_log(",");
1123         }
1124         unlock_user(s, addr, 0);
1125     } else {
1126         print_pointer(addr, last);
1127     }
1128 }
1129
1130 /*
1131  * Prints out raw parameter using given format.  Caller needs
1132  * to do byte swapping if needed.
1133  */
1134 static void
1135 print_raw_param(const char *fmt, abi_long param, int last)
1136 {
1137     char format[64];
1138
1139     (void) snprintf(format, sizeof (format), "%s%s", fmt, get_comma(last));
1140     gemu_log(format, param);
1141 }
1142
1143 static void
1144 print_pointer(abi_long p, int last)
1145 {
1146     if (p == 0)
1147         gemu_log("NULL%s", get_comma(last));
1148     else
1149         gemu_log("0x" TARGET_ABI_FMT_lx "%s", p, get_comma(last));
1150 }
1151
1152 /*
1153  * Reads 32-bit (int) number from guest address space from
1154  * address 'addr' and prints it.
1155  */
1156 static void
1157 print_number(abi_long addr, int last)
1158 {
1159     if (addr == 0) {
1160         gemu_log("NULL%s", get_comma(last));
1161     } else {
1162         int num;
1163
1164         get_user_s32(num, addr);
1165         gemu_log("[%d]%s", num, get_comma(last));
1166     }
1167 }
1168
1169 static void
1170 print_timeval(abi_ulong tv_addr, int last)
1171 {
1172     if( tv_addr ) {
1173         struct target_timeval *tv;
1174
1175         tv = lock_user(VERIFY_READ, tv_addr, sizeof(*tv), 1);
1176         if (!tv)
1177             return;
1178         gemu_log("{" TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld "}%s",
1179             tswapal(tv->tv_sec), tswapal(tv->tv_usec), get_comma(last));
1180         unlock_user(tv, tv_addr, 0);
1181     } else
1182         gemu_log("NULL%s", get_comma(last));
1183 }
1184
1185 #undef UNUSED
1186
1187 #ifdef TARGET_NR_accept
1188 static void
1189 print_accept(const struct syscallname *name,
1190     abi_long arg0, abi_long arg1, abi_long arg2,
1191     abi_long arg3, abi_long arg4, abi_long arg5)
1192 {
1193     print_syscall_prologue(name);
1194     print_raw_param("%d", arg0, 0);
1195     print_pointer(arg1, 0);
1196     print_number(arg2, 1);
1197     print_syscall_epilogue(name);
1198 }
1199 #endif
1200
1201 #ifdef TARGET_NR_access
1202 static void
1203 print_access(const struct syscallname *name,
1204     abi_long arg0, abi_long arg1, abi_long arg2,
1205     abi_long arg3, abi_long arg4, abi_long arg5)
1206 {
1207     print_syscall_prologue(name);
1208     print_string(arg0, 0);
1209     print_flags(access_flags, arg1, 1);
1210     print_syscall_epilogue(name);
1211 }
1212 #endif
1213
1214 #ifdef TARGET_NR_brk
1215 static void
1216 print_brk(const struct syscallname *name,
1217     abi_long arg0, abi_long arg1, abi_long arg2,
1218     abi_long arg3, abi_long arg4, abi_long arg5)
1219 {
1220     print_syscall_prologue(name);
1221     print_pointer(arg0, 1);
1222     print_syscall_epilogue(name);
1223 }
1224 #endif
1225
1226 #ifdef TARGET_NR_chdir
1227 static void
1228 print_chdir(const struct syscallname *name,
1229     abi_long arg0, abi_long arg1, abi_long arg2,
1230     abi_long arg3, abi_long arg4, abi_long arg5)
1231 {
1232     print_syscall_prologue(name);
1233     print_string(arg0, 1);
1234     print_syscall_epilogue(name);
1235 }
1236 #endif
1237
1238 #ifdef TARGET_NR_chmod
1239 static void
1240 print_chmod(const struct syscallname *name,
1241     abi_long arg0, abi_long arg1, abi_long arg2,
1242     abi_long arg3, abi_long arg4, abi_long arg5)
1243 {
1244     print_syscall_prologue(name);
1245     print_string(arg0, 0);
1246     print_file_mode(arg1, 1);
1247     print_syscall_epilogue(name);
1248 }
1249 #endif
1250
1251 #ifdef TARGET_NR_clock_adjtime
1252 static void
1253 print_clock_adjtime(const struct syscallname *name,
1254     abi_long arg0, abi_long arg1, abi_long arg2,
1255     abi_long arg3, abi_long arg4, abi_long arg5)
1256 {
1257     print_syscall_prologue(name);
1258     print_clockid(arg0, 0);
1259     print_pointer(arg1, 1);
1260     print_syscall_epilogue(name);
1261 }
1262 #endif
1263
1264 #ifdef TARGET_NR_clone
1265 static void do_print_clone(unsigned int flags, abi_ulong newsp,
1266                            abi_ulong parent_tidptr, target_ulong newtls,
1267                            abi_ulong child_tidptr)
1268 {
1269     print_flags(clone_flags, flags, 0);
1270     print_raw_param("child_stack=0x" TARGET_ABI_FMT_lx, newsp, 0);
1271     print_raw_param("parent_tidptr=0x" TARGET_ABI_FMT_lx, parent_tidptr, 0);
1272     print_raw_param("tls=0x" TARGET_ABI_FMT_lx, newtls, 0);
1273     print_raw_param("child_tidptr=0x" TARGET_ABI_FMT_lx, child_tidptr, 1);
1274 }
1275
1276 static void
1277 print_clone(const struct syscallname *name,
1278     abi_long arg1, abi_long arg2, abi_long arg3,
1279     abi_long arg4, abi_long arg5, abi_long arg6)
1280 {
1281     print_syscall_prologue(name);
1282 #if defined(TARGET_MICROBLAZE)
1283     do_print_clone(arg1, arg2, arg4, arg6, arg5);
1284 #elif defined(TARGET_CLONE_BACKWARDS)
1285     do_print_clone(arg1, arg2, arg3, arg4, arg5);
1286 #elif defined(TARGET_CLONE_BACKWARDS2)
1287     do_print_clone(arg2, arg1, arg3, arg5, arg4);
1288 #else
1289     do_print_clone(arg1, arg2, arg3, arg5, arg4);
1290 #endif
1291     print_syscall_epilogue(name);
1292 }
1293 #endif
1294
1295 #ifdef TARGET_NR_creat
1296 static void
1297 print_creat(const struct syscallname *name,
1298     abi_long arg0, abi_long arg1, abi_long arg2,
1299     abi_long arg3, abi_long arg4, abi_long arg5)
1300 {
1301     print_syscall_prologue(name);
1302     print_string(arg0, 0);
1303     print_file_mode(arg1, 1);
1304     print_syscall_epilogue(name);
1305 }
1306 #endif
1307
1308 #ifdef TARGET_NR_execv
1309 static void
1310 print_execv(const struct syscallname *name,
1311     abi_long arg0, abi_long arg1, abi_long arg2,
1312     abi_long arg3, abi_long arg4, abi_long arg5)
1313 {
1314     print_syscall_prologue(name);
1315     print_string(arg0, 0);
1316     print_raw_param("0x" TARGET_ABI_FMT_lx, arg1, 1);
1317     print_syscall_epilogue(name);
1318 }
1319 #endif
1320
1321 #ifdef TARGET_NR_faccessat
1322 static void
1323 print_faccessat(const struct syscallname *name,
1324     abi_long arg0, abi_long arg1, abi_long arg2,
1325     abi_long arg3, abi_long arg4, abi_long arg5)
1326 {
1327     print_syscall_prologue(name);
1328     print_at_dirfd(arg0, 0);
1329     print_string(arg1, 0);
1330     print_flags(access_flags, arg2, 0);
1331     print_flags(at_file_flags, arg3, 1);
1332     print_syscall_epilogue(name);
1333 }
1334 #endif
1335
1336 #ifdef TARGET_NR_fchmodat
1337 static void
1338 print_fchmodat(const struct syscallname *name,
1339     abi_long arg0, abi_long arg1, abi_long arg2,
1340     abi_long arg3, abi_long arg4, abi_long arg5)
1341 {
1342     print_syscall_prologue(name);
1343     print_at_dirfd(arg0, 0);
1344     print_string(arg1, 0);
1345     print_file_mode(arg2, 0);
1346     print_flags(at_file_flags, arg3, 1);
1347     print_syscall_epilogue(name);
1348 }
1349 #endif
1350
1351 #ifdef TARGET_NR_fchownat
1352 static void
1353 print_fchownat(const struct syscallname *name,
1354     abi_long arg0, abi_long arg1, abi_long arg2,
1355     abi_long arg3, abi_long arg4, abi_long arg5)
1356 {
1357     print_syscall_prologue(name);
1358     print_at_dirfd(arg0, 0);
1359     print_string(arg1, 0);
1360     print_raw_param("%d", arg2, 0);
1361     print_raw_param("%d", arg3, 0);
1362     print_flags(at_file_flags, arg4, 1);
1363     print_syscall_epilogue(name);
1364 }
1365 #endif
1366
1367 #if defined(TARGET_NR_fcntl) || defined(TARGET_NR_fcntl64)
1368 static void
1369 print_fcntl(const struct syscallname *name,
1370     abi_long arg0, abi_long arg1, abi_long arg2,
1371     abi_long arg3, abi_long arg4, abi_long arg5)
1372 {
1373     print_syscall_prologue(name);
1374     print_raw_param("%d", arg0, 0);
1375     switch(arg1) {
1376     case TARGET_F_DUPFD:
1377         gemu_log("F_DUPFD,");
1378         print_raw_param(TARGET_ABI_FMT_ld, arg2, 1);
1379         break;
1380     case TARGET_F_GETFD:
1381         gemu_log("F_GETFD");
1382         break;
1383     case TARGET_F_SETFD:
1384         gemu_log("F_SETFD,");
1385         print_raw_param(TARGET_ABI_FMT_ld, arg2, 1);
1386         break;
1387     case TARGET_F_GETFL:
1388         gemu_log("F_GETFL");
1389         break;
1390     case TARGET_F_SETFL:
1391         gemu_log("F_SETFL,");
1392         print_open_flags(arg2, 1);
1393         break;
1394     case TARGET_F_GETLK:
1395         gemu_log("F_GETLK,");
1396         print_pointer(arg2, 1);
1397         break;
1398     case TARGET_F_SETLK:
1399         gemu_log("F_SETLK,");
1400         print_pointer(arg2, 1);
1401         break;
1402     case TARGET_F_SETLKW:
1403         gemu_log("F_SETLKW,");
1404         print_pointer(arg2, 1);
1405         break;
1406     case TARGET_F_GETOWN:
1407         gemu_log("F_GETOWN");
1408         break;
1409     case TARGET_F_SETOWN:
1410         gemu_log("F_SETOWN,");
1411         print_raw_param(TARGET_ABI_FMT_ld, arg2, 0);
1412         break;
1413     case TARGET_F_GETSIG:
1414         gemu_log("F_GETSIG");
1415         break;
1416     case TARGET_F_SETSIG:
1417         gemu_log("F_SETSIG,");
1418         print_raw_param(TARGET_ABI_FMT_ld, arg2, 0);
1419         break;
1420 #if TARGET_ABI_BITS == 32
1421     case TARGET_F_GETLK64:
1422         gemu_log("F_GETLK64,");
1423         print_pointer(arg2, 1);
1424         break;
1425     case TARGET_F_SETLK64:
1426         gemu_log("F_SETLK64,");
1427         print_pointer(arg2, 1);
1428         break;
1429     case TARGET_F_SETLKW64:
1430         gemu_log("F_SETLKW64,");
1431         print_pointer(arg2, 1);
1432         break;
1433 #endif
1434     case TARGET_F_SETLEASE:
1435         gemu_log("F_SETLEASE,");
1436         print_raw_param(TARGET_ABI_FMT_ld, arg2, 0);
1437         break;
1438     case TARGET_F_GETLEASE:
1439         gemu_log("F_GETLEASE");
1440         break;
1441     case TARGET_F_SETPIPE_SZ:
1442         gemu_log("F_SETPIPE_SZ,");
1443         print_raw_param(TARGET_ABI_FMT_ld, arg2, 1);
1444         break;
1445     case TARGET_F_GETPIPE_SZ:
1446         gemu_log("F_GETPIPE_SZ");
1447         break;
1448     case TARGET_F_DUPFD_CLOEXEC:
1449         gemu_log("F_DUPFD_CLOEXEC,");
1450         print_raw_param(TARGET_ABI_FMT_ld, arg2, 1);
1451         break;
1452     case TARGET_F_NOTIFY:
1453         gemu_log("F_NOTIFY,");
1454         print_raw_param(TARGET_ABI_FMT_ld, arg2, 0);
1455         break;
1456     default:
1457         print_raw_param(TARGET_ABI_FMT_ld, arg1, 0);
1458         print_pointer(arg2, 1);
1459         break;
1460     }
1461     print_syscall_epilogue(name);
1462 }
1463 #define print_fcntl64   print_fcntl
1464 #endif
1465
1466
1467 #ifdef TARGET_NR_futimesat
1468 static void
1469 print_futimesat(const struct syscallname *name,
1470     abi_long arg0, abi_long arg1, abi_long arg2,
1471     abi_long arg3, abi_long arg4, abi_long arg5)
1472 {
1473     print_syscall_prologue(name);
1474     print_at_dirfd(arg0, 0);
1475     print_string(arg1, 0);
1476     print_timeval(arg2, 0);
1477     print_timeval(arg2 + sizeof (struct target_timeval), 1);
1478     print_syscall_epilogue(name);
1479 }
1480 #endif
1481
1482 #ifdef TARGET_NR_link
1483 static void
1484 print_link(const struct syscallname *name,
1485     abi_long arg0, abi_long arg1, abi_long arg2,
1486     abi_long arg3, abi_long arg4, abi_long arg5)
1487 {
1488     print_syscall_prologue(name);
1489     print_string(arg0, 0);
1490     print_string(arg1, 1);
1491     print_syscall_epilogue(name);
1492 }
1493 #endif
1494
1495 #ifdef TARGET_NR_linkat
1496 static void
1497 print_linkat(const struct syscallname *name,
1498     abi_long arg0, abi_long arg1, abi_long arg2,
1499     abi_long arg3, abi_long arg4, abi_long arg5)
1500 {
1501     print_syscall_prologue(name);
1502     print_at_dirfd(arg0, 0);
1503     print_string(arg1, 0);
1504     print_at_dirfd(arg2, 0);
1505     print_string(arg3, 0);
1506     print_flags(at_file_flags, arg4, 1);
1507     print_syscall_epilogue(name);
1508 }
1509 #endif
1510
1511 #ifdef TARGET_NR__llseek
1512 static void
1513 print__llseek(const struct syscallname *name,
1514     abi_long arg0, abi_long arg1, abi_long arg2,
1515     abi_long arg3, abi_long arg4, abi_long arg5)
1516 {
1517     const char *whence = "UNKNOWN";
1518     print_syscall_prologue(name);
1519     print_raw_param("%d", arg0, 0);
1520     print_raw_param("%ld", arg1, 0);
1521     print_raw_param("%ld", arg2, 0);
1522     print_pointer(arg3, 0);
1523     switch(arg4) {
1524     case SEEK_SET: whence = "SEEK_SET"; break;
1525     case SEEK_CUR: whence = "SEEK_CUR"; break;
1526     case SEEK_END: whence = "SEEK_END"; break;
1527     }
1528     gemu_log("%s",whence);
1529     print_syscall_epilogue(name);
1530 }
1531 #endif
1532
1533 #if defined(TARGET_NR_socket)
1534 static void
1535 print_socket(const struct syscallname *name,
1536              abi_long arg0, abi_long arg1, abi_long arg2,
1537              abi_long arg3, abi_long arg4, abi_long arg5)
1538 {
1539     abi_ulong domain = arg0, type = arg1, protocol = arg2;
1540
1541     print_syscall_prologue(name);
1542     print_socket_domain(domain);
1543     gemu_log(",");
1544     print_socket_type(type);
1545     gemu_log(",");
1546     if (domain == AF_PACKET ||
1547         (domain == AF_INET && type == TARGET_SOCK_PACKET)) {
1548         protocol = tswap16(protocol);
1549     }
1550     print_socket_protocol(domain, type, protocol);
1551     print_syscall_epilogue(name);
1552 }
1553
1554 #endif
1555
1556 #if defined(TARGET_NR_socketcall)
1557
1558 #define get_user_ualx(x, gaddr, idx) \
1559         get_user_ual(x, (gaddr) + (idx) * sizeof(abi_long))
1560
1561 static void do_print_socket(const char *name, abi_long arg1)
1562 {
1563     abi_ulong domain, type, protocol;
1564
1565     get_user_ualx(domain, arg1, 0);
1566     get_user_ualx(type, arg1, 1);
1567     get_user_ualx(protocol, arg1, 2);
1568     gemu_log("%s(", name);
1569     print_socket_domain(domain);
1570     gemu_log(",");
1571     print_socket_type(type);
1572     gemu_log(",");
1573     if (domain == AF_PACKET ||
1574         (domain == AF_INET && type == TARGET_SOCK_PACKET)) {
1575         protocol = tswap16(protocol);
1576     }
1577     print_socket_protocol(domain, type, protocol);
1578     gemu_log(")");
1579 }
1580
1581 static void do_print_sockaddr(const char *name, abi_long arg1)
1582 {
1583     abi_ulong sockfd, addr, addrlen;
1584
1585     get_user_ualx(sockfd, arg1, 0);
1586     get_user_ualx(addr, arg1, 1);
1587     get_user_ualx(addrlen, arg1, 2);
1588
1589     gemu_log("%s(", name);
1590     print_raw_param(TARGET_ABI_FMT_ld, sockfd, 0);
1591     print_sockaddr(addr, addrlen);
1592     gemu_log(")");
1593 }
1594
1595 static void do_print_listen(const char *name, abi_long arg1)
1596 {
1597     abi_ulong sockfd, backlog;
1598
1599     get_user_ualx(sockfd, arg1, 0);
1600     get_user_ualx(backlog, arg1, 1);
1601
1602     gemu_log("%s(", name);
1603     print_raw_param(TARGET_ABI_FMT_ld, sockfd, 0);
1604     print_raw_param(TARGET_ABI_FMT_ld, backlog, 1);
1605     gemu_log(")");
1606 }
1607
1608 static void do_print_socketpair(const char *name, abi_long arg1)
1609 {
1610     abi_ulong domain, type, protocol, tab;
1611
1612     get_user_ualx(domain, arg1, 0);
1613     get_user_ualx(type, arg1, 1);
1614     get_user_ualx(protocol, arg1, 2);
1615     get_user_ualx(tab, arg1, 3);
1616
1617     gemu_log("%s(", name);
1618     print_socket_domain(domain);
1619     gemu_log(",");
1620     print_socket_type(type);
1621     gemu_log(",");
1622     print_socket_protocol(domain, type, protocol);
1623     gemu_log(",");
1624     print_raw_param(TARGET_ABI_FMT_lx, tab, 1);
1625     gemu_log(")");
1626 }
1627
1628 static void do_print_sendrecv(const char *name, abi_long arg1)
1629 {
1630     abi_ulong sockfd, msg, len, flags;
1631
1632     get_user_ualx(sockfd, arg1, 0);
1633     get_user_ualx(msg, arg1, 1);
1634     get_user_ualx(len, arg1, 2);
1635     get_user_ualx(flags, arg1, 3);
1636
1637     gemu_log("%s(", name);
1638     print_raw_param(TARGET_ABI_FMT_ld, sockfd, 0);
1639     print_buf(msg, len, 0);
1640     print_raw_param(TARGET_ABI_FMT_ld, len, 0);
1641     print_flags(msg_flags, flags, 1);
1642     gemu_log(")");
1643 }
1644
1645 static void do_print_msgaddr(const char *name, abi_long arg1)
1646 {
1647     abi_ulong sockfd, msg, len, flags, addr, addrlen;
1648
1649     get_user_ualx(sockfd, arg1, 0);
1650     get_user_ualx(msg, arg1, 1);
1651     get_user_ualx(len, arg1, 2);
1652     get_user_ualx(flags, arg1, 3);
1653     get_user_ualx(addr, arg1, 4);
1654     get_user_ualx(addrlen, arg1, 5);
1655
1656     gemu_log("%s(", name);
1657     print_raw_param(TARGET_ABI_FMT_ld, sockfd, 0);
1658     print_buf(msg, len, 0);
1659     print_raw_param(TARGET_ABI_FMT_ld, len, 0);
1660     print_flags(msg_flags, flags, 0);
1661     print_sockaddr(addr, addrlen);
1662     gemu_log(")");
1663 }
1664
1665 static void do_print_shutdown(const char *name, abi_long arg1)
1666 {
1667     abi_ulong sockfd, how;
1668
1669     get_user_ualx(sockfd, arg1, 0);
1670     get_user_ualx(how, arg1, 1);
1671
1672     gemu_log("shutdown(");
1673     print_raw_param(TARGET_ABI_FMT_ld, sockfd, 0);
1674     switch (how) {
1675     case SHUT_RD:
1676         gemu_log("SHUT_RD");
1677         break;
1678     case SHUT_WR:
1679         gemu_log("SHUT_WR");
1680         break;
1681     case SHUT_RDWR:
1682         gemu_log("SHUT_RDWR");
1683         break;
1684     default:
1685         print_raw_param(TARGET_ABI_FMT_ld, how, 1);
1686         break;
1687     }
1688     gemu_log(")");
1689 }
1690
1691 static void do_print_msg(const char *name, abi_long arg1)
1692 {
1693     abi_ulong sockfd, msg, flags;
1694
1695     get_user_ualx(sockfd, arg1, 0);
1696     get_user_ualx(msg, arg1, 1);
1697     get_user_ualx(flags, arg1, 2);
1698
1699     gemu_log("%s(", name);
1700     print_raw_param(TARGET_ABI_FMT_ld, sockfd, 0);
1701     print_pointer(msg, 0);
1702     print_flags(msg_flags, flags, 1);
1703     gemu_log(")");
1704 }
1705
1706 static void do_print_sockopt(const char *name, abi_long arg1)
1707 {
1708     abi_ulong sockfd, level, optname, optval, optlen;
1709
1710     get_user_ualx(sockfd, arg1, 0);
1711     get_user_ualx(level, arg1, 1);
1712     get_user_ualx(optname, arg1, 2);
1713     get_user_ualx(optval, arg1, 3);
1714     get_user_ualx(optlen, arg1, 4);
1715
1716     gemu_log("%s(", name);
1717     print_raw_param(TARGET_ABI_FMT_ld, sockfd, 0);
1718     switch (level) {
1719     case SOL_TCP:
1720         gemu_log("SOL_TCP,");
1721         print_raw_param(TARGET_ABI_FMT_ld, optname, 0);
1722         print_pointer(optval, 0);
1723         break;
1724     case SOL_IP:
1725         gemu_log("SOL_IP,");
1726         print_raw_param(TARGET_ABI_FMT_ld, optname, 0);
1727         print_pointer(optval, 0);
1728         break;
1729     case SOL_RAW:
1730         gemu_log("SOL_RAW,");
1731         print_raw_param(TARGET_ABI_FMT_ld, optname, 0);
1732         print_pointer(optval, 0);
1733         break;
1734     case TARGET_SOL_SOCKET:
1735         gemu_log("SOL_SOCKET,");
1736         switch (optname) {
1737         case TARGET_SO_DEBUG:
1738             gemu_log("SO_DEBUG,");
1739 print_optint:
1740             print_number(optval, 0);
1741             break;
1742         case TARGET_SO_REUSEADDR:
1743             gemu_log("SO_REUSEADDR,");
1744             goto print_optint;
1745         case TARGET_SO_REUSEPORT:
1746             gemu_log("SO_REUSEPORT,");
1747             goto print_optint;
1748         case TARGET_SO_TYPE:
1749             gemu_log("SO_TYPE,");
1750             goto print_optint;
1751         case TARGET_SO_ERROR:
1752             gemu_log("SO_ERROR,");
1753             goto print_optint;
1754         case TARGET_SO_DONTROUTE:
1755             gemu_log("SO_DONTROUTE,");
1756             goto print_optint;
1757         case TARGET_SO_BROADCAST:
1758             gemu_log("SO_BROADCAST,");
1759             goto print_optint;
1760         case TARGET_SO_SNDBUF:
1761             gemu_log("SO_SNDBUF,");
1762             goto print_optint;
1763         case TARGET_SO_RCVBUF:
1764             gemu_log("SO_RCVBUF,");
1765             goto print_optint;
1766         case TARGET_SO_KEEPALIVE:
1767             gemu_log("SO_KEEPALIVE,");
1768             goto print_optint;
1769         case TARGET_SO_OOBINLINE:
1770             gemu_log("SO_OOBINLINE,");
1771             goto print_optint;
1772         case TARGET_SO_NO_CHECK:
1773             gemu_log("SO_NO_CHECK,");
1774             goto print_optint;
1775         case TARGET_SO_PRIORITY:
1776             gemu_log("SO_PRIORITY,");
1777             goto print_optint;
1778         case TARGET_SO_BSDCOMPAT:
1779             gemu_log("SO_BSDCOMPAT,");
1780             goto print_optint;
1781         case TARGET_SO_PASSCRED:
1782             gemu_log("SO_PASSCRED,");
1783             goto print_optint;
1784         case TARGET_SO_TIMESTAMP:
1785             gemu_log("SO_TIMESTAMP,");
1786             goto print_optint;
1787         case TARGET_SO_RCVLOWAT:
1788             gemu_log("SO_RCVLOWAT,");
1789             goto print_optint;
1790         case TARGET_SO_RCVTIMEO:
1791             gemu_log("SO_RCVTIMEO,");
1792             print_timeval(optval, 0);
1793             break;
1794         case TARGET_SO_SNDTIMEO:
1795             gemu_log("SO_SNDTIMEO,");
1796             print_timeval(optval, 0);
1797             break;
1798         case TARGET_SO_ATTACH_FILTER: {
1799             struct target_sock_fprog *fprog;
1800
1801             gemu_log("SO_ATTACH_FILTER,");
1802
1803             if (lock_user_struct(VERIFY_READ, fprog, optval,  0)) {
1804                 struct target_sock_filter *filter;
1805                 gemu_log("{");
1806                 if (lock_user_struct(VERIFY_READ, filter,
1807                                      tswapal(fprog->filter),  0)) {
1808                     int i;
1809                     for (i = 0; i < tswap16(fprog->len) - 1; i++) {
1810                         gemu_log("[%d]{0x%x,%d,%d,0x%x},",
1811                                  i, tswap16(filter[i].code),
1812                                  filter[i].jt, filter[i].jf,
1813                                  tswap32(filter[i].k));
1814                     }
1815                     gemu_log("[%d]{0x%x,%d,%d,0x%x}",
1816                              i, tswap16(filter[i].code),
1817                              filter[i].jt, filter[i].jf,
1818                              tswap32(filter[i].k));
1819                 } else {
1820                     gemu_log(TARGET_ABI_FMT_lx, tswapal(fprog->filter));
1821                 }
1822                 gemu_log(",%d},", tswap16(fprog->len));
1823                 unlock_user(fprog, optval, 0);
1824             } else {
1825                 print_pointer(optval, 0);
1826             }
1827             break;
1828         }
1829         default:
1830             print_raw_param(TARGET_ABI_FMT_ld, optname, 0);
1831             print_pointer(optval, 0);
1832             break;
1833         }
1834         break;
1835     default:
1836         print_raw_param(TARGET_ABI_FMT_ld, level, 0);
1837         print_raw_param(TARGET_ABI_FMT_ld, optname, 0);
1838         print_pointer(optval, 0);
1839         break;
1840     }
1841     print_raw_param(TARGET_ABI_FMT_ld, optlen, 1);
1842     gemu_log(")");
1843 }
1844
1845 #define PRINT_SOCKOP(name, func) \
1846     [TARGET_SYS_##name] = { #name, func }
1847
1848 static struct {
1849     const char *name;
1850     void (*print)(const char *, abi_long);
1851 } scall[] = {
1852     PRINT_SOCKOP(SOCKET, do_print_socket),
1853     PRINT_SOCKOP(BIND, do_print_sockaddr),
1854     PRINT_SOCKOP(CONNECT, do_print_sockaddr),
1855     PRINT_SOCKOP(LISTEN, do_print_listen),
1856     PRINT_SOCKOP(ACCEPT, do_print_sockaddr),
1857     PRINT_SOCKOP(GETSOCKNAME, do_print_sockaddr),
1858     PRINT_SOCKOP(GETPEERNAME, do_print_sockaddr),
1859     PRINT_SOCKOP(SOCKETPAIR, do_print_socketpair),
1860     PRINT_SOCKOP(SEND, do_print_sendrecv),
1861     PRINT_SOCKOP(RECV, do_print_sendrecv),
1862     PRINT_SOCKOP(SENDTO, do_print_msgaddr),
1863     PRINT_SOCKOP(RECVFROM, do_print_msgaddr),
1864     PRINT_SOCKOP(SHUTDOWN, do_print_shutdown),
1865     PRINT_SOCKOP(SETSOCKOPT, do_print_sockopt),
1866     PRINT_SOCKOP(GETSOCKOPT, do_print_sockopt),
1867     PRINT_SOCKOP(SENDMSG, do_print_msg),
1868     PRINT_SOCKOP(RECVMSG, do_print_msg),
1869     PRINT_SOCKOP(ACCEPT4, NULL),
1870     PRINT_SOCKOP(RECVMMSG, NULL),
1871     PRINT_SOCKOP(SENDMMSG, NULL),
1872 };
1873
1874 static void
1875 print_socketcall(const struct syscallname *name,
1876                  abi_long arg0, abi_long arg1, abi_long arg2,
1877                  abi_long arg3, abi_long arg4, abi_long arg5)
1878 {
1879     if (arg0 >= 0 && arg0 < ARRAY_SIZE(scall) && scall[arg0].print) {
1880         scall[arg0].print(scall[arg0].name, arg1);
1881         return;
1882     }
1883     print_syscall_prologue(name);
1884     print_raw_param(TARGET_ABI_FMT_ld, arg0, 0);
1885     print_raw_param(TARGET_ABI_FMT_ld, arg1, 0);
1886     print_raw_param(TARGET_ABI_FMT_ld, arg2, 0);
1887     print_raw_param(TARGET_ABI_FMT_ld, arg3, 0);
1888     print_raw_param(TARGET_ABI_FMT_ld, arg4, 0);
1889     print_raw_param(TARGET_ABI_FMT_ld, arg5, 0);
1890     print_syscall_epilogue(name);
1891 }
1892 #endif
1893
1894 #if defined(TARGET_NR_stat) || defined(TARGET_NR_stat64) || \
1895     defined(TARGET_NR_lstat) || defined(TARGET_NR_lstat64)
1896 static void
1897 print_stat(const struct syscallname *name,
1898     abi_long arg0, abi_long arg1, abi_long arg2,
1899     abi_long arg3, abi_long arg4, abi_long arg5)
1900 {
1901     print_syscall_prologue(name);
1902     print_string(arg0, 0);
1903     print_pointer(arg1, 1);
1904     print_syscall_epilogue(name);
1905 }
1906 #define print_lstat     print_stat
1907 #define print_stat64    print_stat
1908 #define print_lstat64   print_stat
1909 #endif
1910
1911 #if defined(TARGET_NR_fstat) || defined(TARGET_NR_fstat64)
1912 static void
1913 print_fstat(const struct syscallname *name,
1914     abi_long arg0, abi_long arg1, abi_long arg2,
1915     abi_long arg3, abi_long arg4, abi_long arg5)
1916 {
1917     print_syscall_prologue(name);
1918     print_raw_param("%d", arg0, 0);
1919     print_pointer(arg1, 1);
1920     print_syscall_epilogue(name);
1921 }
1922 #define print_fstat64     print_fstat
1923 #endif
1924
1925 #ifdef TARGET_NR_mkdir
1926 static void
1927 print_mkdir(const struct syscallname *name,
1928     abi_long arg0, abi_long arg1, abi_long arg2,
1929     abi_long arg3, abi_long arg4, abi_long arg5)
1930 {
1931     print_syscall_prologue(name);
1932     print_string(arg0, 0);
1933     print_file_mode(arg1, 1);
1934     print_syscall_epilogue(name);
1935 }
1936 #endif
1937
1938 #ifdef TARGET_NR_mkdirat
1939 static void
1940 print_mkdirat(const struct syscallname *name,
1941     abi_long arg0, abi_long arg1, abi_long arg2,
1942     abi_long arg3, abi_long arg4, abi_long arg5)
1943 {
1944     print_syscall_prologue(name);
1945     print_at_dirfd(arg0, 0);
1946     print_string(arg1, 0);
1947     print_file_mode(arg2, 1);
1948     print_syscall_epilogue(name);
1949 }
1950 #endif
1951
1952 #ifdef TARGET_NR_rmdir
1953 static void
1954 print_rmdir(const struct syscallname *name,
1955     abi_long arg0, abi_long arg1, abi_long arg2,
1956     abi_long arg3, abi_long arg4, abi_long arg5)
1957 {
1958     print_syscall_prologue(name);
1959     print_string(arg0, 0);
1960     print_syscall_epilogue(name);
1961 }
1962 #endif
1963
1964 #ifdef TARGET_NR_rt_sigaction
1965 static void
1966 print_rt_sigaction(const struct syscallname *name,
1967     abi_long arg0, abi_long arg1, abi_long arg2,
1968     abi_long arg3, abi_long arg4, abi_long arg5)
1969 {
1970     print_syscall_prologue(name);
1971     print_signal(arg0, 0);
1972     print_pointer(arg1, 0);
1973     print_pointer(arg2, 1);
1974     print_syscall_epilogue(name);
1975 }
1976 #endif
1977
1978 #ifdef TARGET_NR_rt_sigprocmask
1979 static void
1980 print_rt_sigprocmask(const struct syscallname *name,
1981     abi_long arg0, abi_long arg1, abi_long arg2,
1982     abi_long arg3, abi_long arg4, abi_long arg5)
1983 {
1984     const char *how = "UNKNOWN";
1985     print_syscall_prologue(name);
1986     switch(arg0) {
1987     case TARGET_SIG_BLOCK: how = "SIG_BLOCK"; break;
1988     case TARGET_SIG_UNBLOCK: how = "SIG_UNBLOCK"; break;
1989     case TARGET_SIG_SETMASK: how = "SIG_SETMASK"; break;
1990     }
1991     gemu_log("%s,",how);
1992     print_pointer(arg1, 0);
1993     print_pointer(arg2, 1);
1994     print_syscall_epilogue(name);
1995 }
1996 #endif
1997
1998 #ifdef TARGET_NR_rt_sigqueueinfo
1999 static void
2000 print_rt_sigqueueinfo(const struct syscallname *name,
2001     abi_long arg0, abi_long arg1, abi_long arg2,
2002     abi_long arg3, abi_long arg4, abi_long arg5)
2003 {
2004     void *p;
2005     target_siginfo_t uinfo;
2006
2007     print_syscall_prologue(name);
2008     print_raw_param("%d", arg0, 0);
2009     print_signal(arg1, 0);
2010     p = lock_user(VERIFY_READ, arg2, sizeof(target_siginfo_t), 1);
2011     if (p) {
2012         get_target_siginfo(&uinfo, p);
2013         print_siginfo(&uinfo);
2014
2015         unlock_user(p, arg2, 0);
2016     } else {
2017         print_pointer(arg2, 1);
2018     }
2019     print_syscall_epilogue(name);
2020 }
2021 #endif
2022
2023 #ifdef TARGET_NR_rt_tgsigqueueinfo
2024 static void
2025 print_rt_tgsigqueueinfo(const struct syscallname *name,
2026     abi_long arg0, abi_long arg1, abi_long arg2,
2027     abi_long arg3, abi_long arg4, abi_long arg5)
2028 {
2029     void *p;
2030     target_siginfo_t uinfo;
2031
2032     print_syscall_prologue(name);
2033     print_raw_param("%d", arg0, 0);
2034     print_raw_param("%d", arg1, 0);
2035     print_signal(arg2, 0);
2036     p = lock_user(VERIFY_READ, arg3, sizeof(target_siginfo_t), 1);
2037     if (p) {
2038         get_target_siginfo(&uinfo, p);
2039         print_siginfo(&uinfo);
2040
2041         unlock_user(p, arg3, 0);
2042     } else {
2043         print_pointer(arg3, 1);
2044     }
2045     print_syscall_epilogue(name);
2046 }
2047 #endif
2048
2049 #ifdef TARGET_NR_syslog
2050 static void
2051 print_syslog_action(abi_ulong arg, int last)
2052 {
2053     const char *type;
2054
2055     switch (arg) {
2056         case TARGET_SYSLOG_ACTION_CLOSE: {
2057             type = "SYSLOG_ACTION_CLOSE";
2058             break;
2059         }
2060         case TARGET_SYSLOG_ACTION_OPEN: {
2061             type = "SYSLOG_ACTION_OPEN";
2062             break;
2063         }
2064         case TARGET_SYSLOG_ACTION_READ: {
2065             type = "SYSLOG_ACTION_READ";
2066             break;
2067         }
2068         case TARGET_SYSLOG_ACTION_READ_ALL: {
2069             type = "SYSLOG_ACTION_READ_ALL";
2070             break;
2071         }
2072         case TARGET_SYSLOG_ACTION_READ_CLEAR: {
2073             type = "SYSLOG_ACTION_READ_CLEAR";
2074             break;
2075         }
2076         case TARGET_SYSLOG_ACTION_CLEAR: {
2077             type = "SYSLOG_ACTION_CLEAR";
2078             break;
2079         }
2080         case TARGET_SYSLOG_ACTION_CONSOLE_OFF: {
2081             type = "SYSLOG_ACTION_CONSOLE_OFF";
2082             break;
2083         }
2084         case TARGET_SYSLOG_ACTION_CONSOLE_ON: {
2085             type = "SYSLOG_ACTION_CONSOLE_ON";
2086             break;
2087         }
2088         case TARGET_SYSLOG_ACTION_CONSOLE_LEVEL: {
2089             type = "SYSLOG_ACTION_CONSOLE_LEVEL";
2090             break;
2091         }
2092         case TARGET_SYSLOG_ACTION_SIZE_UNREAD: {
2093             type = "SYSLOG_ACTION_SIZE_UNREAD";
2094             break;
2095         }
2096         case TARGET_SYSLOG_ACTION_SIZE_BUFFER: {
2097             type = "SYSLOG_ACTION_SIZE_BUFFER";
2098             break;
2099         }
2100         default: {
2101             print_raw_param("%ld", arg, last);
2102             return;
2103         }
2104     }
2105     gemu_log("%s%s", type, get_comma(last));
2106 }
2107
2108 static void
2109 print_syslog(const struct syscallname *name,
2110     abi_long arg0, abi_long arg1, abi_long arg2,
2111     abi_long arg3, abi_long arg4, abi_long arg5)
2112 {
2113     print_syscall_prologue(name);
2114     print_syslog_action(arg0, 0);
2115     print_pointer(arg1, 0);
2116     print_raw_param("%d", arg2, 1);
2117     print_syscall_epilogue(name);
2118 }
2119 #endif
2120
2121 #ifdef TARGET_NR_mknod
2122 static void
2123 print_mknod(const struct syscallname *name,
2124     abi_long arg0, abi_long arg1, abi_long arg2,
2125     abi_long arg3, abi_long arg4, abi_long arg5)
2126 {
2127     int hasdev = (arg1 & (S_IFCHR|S_IFBLK));
2128
2129     print_syscall_prologue(name);
2130     print_string(arg0, 0);
2131     print_file_mode(arg1, (hasdev == 0));
2132     if (hasdev) {
2133         print_raw_param("makedev(%d", major(arg2), 0);
2134         print_raw_param("%d)", minor(arg2), 1);
2135     }
2136     print_syscall_epilogue(name);
2137 }
2138 #endif
2139
2140 #ifdef TARGET_NR_mknodat
2141 static void
2142 print_mknodat(const struct syscallname *name,
2143     abi_long arg0, abi_long arg1, abi_long arg2,
2144     abi_long arg3, abi_long arg4, abi_long arg5)
2145 {
2146     int hasdev = (arg2 & (S_IFCHR|S_IFBLK));
2147
2148     print_syscall_prologue(name);
2149     print_at_dirfd(arg0, 0);
2150     print_string(arg1, 0);
2151     print_file_mode(arg2, (hasdev == 0));
2152     if (hasdev) {
2153         print_raw_param("makedev(%d", major(arg3), 0);
2154         print_raw_param("%d)", minor(arg3), 1);
2155     }
2156     print_syscall_epilogue(name);
2157 }
2158 #endif
2159
2160 #ifdef TARGET_NR_mq_open
2161 static void
2162 print_mq_open(const struct syscallname *name,
2163     abi_long arg0, abi_long arg1, abi_long arg2,
2164     abi_long arg3, abi_long arg4, abi_long arg5)
2165 {
2166     int is_creat = (arg1 & TARGET_O_CREAT);
2167
2168     print_syscall_prologue(name);
2169     print_string(arg0, 0);
2170     print_open_flags(arg1, (is_creat == 0));
2171     if (is_creat) {
2172         print_file_mode(arg2, 0);
2173         print_pointer(arg3, 1);
2174     }
2175     print_syscall_epilogue(name);
2176 }
2177 #endif
2178
2179 #ifdef TARGET_NR_open
2180 static void
2181 print_open(const struct syscallname *name,
2182     abi_long arg0, abi_long arg1, abi_long arg2,
2183     abi_long arg3, abi_long arg4, abi_long arg5)
2184 {
2185     int is_creat = (arg1 & TARGET_O_CREAT);
2186
2187     print_syscall_prologue(name);
2188     print_string(arg0, 0);
2189     print_open_flags(arg1, (is_creat == 0));
2190     if (is_creat)
2191         print_file_mode(arg2, 1);
2192     print_syscall_epilogue(name);
2193 }
2194 #endif
2195
2196 #ifdef TARGET_NR_openat
2197 static void
2198 print_openat(const struct syscallname *name,
2199     abi_long arg0, abi_long arg1, abi_long arg2,
2200     abi_long arg3, abi_long arg4, abi_long arg5)
2201 {
2202     int is_creat = (arg2 & TARGET_O_CREAT);
2203
2204     print_syscall_prologue(name);
2205     print_at_dirfd(arg0, 0);
2206     print_string(arg1, 0);
2207     print_open_flags(arg2, (is_creat == 0));
2208     if (is_creat)
2209         print_file_mode(arg3, 1);
2210     print_syscall_epilogue(name);
2211 }
2212 #endif
2213
2214 #ifdef TARGET_NR_mq_unlink
2215 static void
2216 print_mq_unlink(const struct syscallname *name,
2217     abi_long arg0, abi_long arg1, abi_long arg2,
2218     abi_long arg3, abi_long arg4, abi_long arg5)
2219 {
2220     print_syscall_prologue(name);
2221     print_string(arg0, 1);
2222     print_syscall_epilogue(name);
2223 }
2224 #endif
2225
2226 #if defined(TARGET_NR_fstatat64) || defined(TARGET_NR_newfstatat)
2227 static void
2228 print_fstatat64(const struct syscallname *name,
2229     abi_long arg0, abi_long arg1, abi_long arg2,
2230     abi_long arg3, abi_long arg4, abi_long arg5)
2231 {
2232     print_syscall_prologue(name);
2233     print_at_dirfd(arg0, 0);
2234     print_string(arg1, 0);
2235     print_pointer(arg2, 0);
2236     print_flags(at_file_flags, arg3, 1);
2237     print_syscall_epilogue(name);
2238 }
2239 #define print_newfstatat    print_fstatat64
2240 #endif
2241
2242 #ifdef TARGET_NR_readlink
2243 static void
2244 print_readlink(const struct syscallname *name,
2245     abi_long arg0, abi_long arg1, abi_long arg2,
2246     abi_long arg3, abi_long arg4, abi_long arg5)
2247 {
2248     print_syscall_prologue(name);
2249     print_string(arg0, 0);
2250     print_pointer(arg1, 0);
2251     print_raw_param("%u", arg2, 1);
2252     print_syscall_epilogue(name);
2253 }
2254 #endif
2255
2256 #ifdef TARGET_NR_readlinkat
2257 static void
2258 print_readlinkat(const struct syscallname *name,
2259     abi_long arg0, abi_long arg1, abi_long arg2,
2260     abi_long arg3, abi_long arg4, abi_long arg5)
2261 {
2262     print_syscall_prologue(name);
2263     print_at_dirfd(arg0, 0);
2264     print_string(arg1, 0);
2265     print_pointer(arg2, 0);
2266     print_raw_param("%u", arg3, 1);
2267     print_syscall_epilogue(name);
2268 }
2269 #endif
2270
2271 #ifdef TARGET_NR_rename
2272 static void
2273 print_rename(const struct syscallname *name,
2274     abi_long arg0, abi_long arg1, abi_long arg2,
2275     abi_long arg3, abi_long arg4, abi_long arg5)
2276 {
2277     print_syscall_prologue(name);
2278     print_string(arg0, 0);
2279     print_string(arg1, 1);
2280     print_syscall_epilogue(name);
2281 }
2282 #endif
2283
2284 #ifdef TARGET_NR_renameat
2285 static void
2286 print_renameat(const struct syscallname *name,
2287     abi_long arg0, abi_long arg1, abi_long arg2,
2288     abi_long arg3, abi_long arg4, abi_long arg5)
2289 {
2290     print_syscall_prologue(name);
2291     print_at_dirfd(arg0, 0);
2292     print_string(arg1, 0);
2293     print_at_dirfd(arg2, 0);
2294     print_string(arg3, 1);
2295     print_syscall_epilogue(name);
2296 }
2297 #endif
2298
2299 #ifdef TARGET_NR_statfs
2300 static void
2301 print_statfs(const struct syscallname *name,
2302     abi_long arg0, abi_long arg1, abi_long arg2,
2303     abi_long arg3, abi_long arg4, abi_long arg5)
2304 {
2305     print_syscall_prologue(name);
2306     print_string(arg0, 0);
2307     print_pointer(arg1, 1);
2308     print_syscall_epilogue(name);
2309 }
2310 #endif
2311
2312 #ifdef TARGET_NR_statfs64
2313 static void
2314 print_statfs64(const struct syscallname *name,
2315     abi_long arg0, abi_long arg1, abi_long arg2,
2316     abi_long arg3, abi_long arg4, abi_long arg5)
2317 {
2318     print_syscall_prologue(name);
2319     print_string(arg0, 0);
2320     print_pointer(arg1, 1);
2321     print_syscall_epilogue(name);
2322 }
2323 #endif
2324
2325 #ifdef TARGET_NR_symlink
2326 static void
2327 print_symlink(const struct syscallname *name,
2328     abi_long arg0, abi_long arg1, abi_long arg2,
2329     abi_long arg3, abi_long arg4, abi_long arg5)
2330 {
2331     print_syscall_prologue(name);
2332     print_string(arg0, 0);
2333     print_string(arg1, 1);
2334     print_syscall_epilogue(name);
2335 }
2336 #endif
2337
2338 #ifdef TARGET_NR_symlinkat
2339 static void
2340 print_symlinkat(const struct syscallname *name,
2341     abi_long arg0, abi_long arg1, abi_long arg2,
2342     abi_long arg3, abi_long arg4, abi_long arg5)
2343 {
2344     print_syscall_prologue(name);
2345     print_string(arg0, 0);
2346     print_at_dirfd(arg1, 0);
2347     print_string(arg2, 1);
2348     print_syscall_epilogue(name);
2349 }
2350 #endif
2351
2352 #ifdef TARGET_NR_mount
2353 static void
2354 print_mount(const struct syscallname *name,
2355     abi_long arg0, abi_long arg1, abi_long arg2,
2356     abi_long arg3, abi_long arg4, abi_long arg5)
2357 {
2358     print_syscall_prologue(name);
2359     print_string(arg0, 0);
2360     print_string(arg1, 0);
2361     print_string(arg2, 0);
2362     print_flags(mount_flags, arg3, 0);
2363     print_pointer(arg4, 1);
2364     print_syscall_epilogue(name);
2365 }
2366 #endif
2367
2368 #ifdef TARGET_NR_umount
2369 static void
2370 print_umount(const struct syscallname *name,
2371     abi_long arg0, abi_long arg1, abi_long arg2,
2372     abi_long arg3, abi_long arg4, abi_long arg5)
2373 {
2374     print_syscall_prologue(name);
2375     print_string(arg0, 1);
2376     print_syscall_epilogue(name);
2377 }
2378 #endif
2379
2380 #ifdef TARGET_NR_umount2
2381 static void
2382 print_umount2(const struct syscallname *name,
2383     abi_long arg0, abi_long arg1, abi_long arg2,
2384     abi_long arg3, abi_long arg4, abi_long arg5)
2385 {
2386     print_syscall_prologue(name);
2387     print_string(arg0, 0);
2388     print_flags(umount2_flags, arg1, 1);
2389     print_syscall_epilogue(name);
2390 }
2391 #endif
2392
2393 #ifdef TARGET_NR_unlink
2394 static void
2395 print_unlink(const struct syscallname *name,
2396     abi_long arg0, abi_long arg1, abi_long arg2,
2397     abi_long arg3, abi_long arg4, abi_long arg5)
2398 {
2399     print_syscall_prologue(name);
2400     print_string(arg0, 1);
2401     print_syscall_epilogue(name);
2402 }
2403 #endif
2404
2405 #ifdef TARGET_NR_unlinkat
2406 static void
2407 print_unlinkat(const struct syscallname *name,
2408     abi_long arg0, abi_long arg1, abi_long arg2,
2409     abi_long arg3, abi_long arg4, abi_long arg5)
2410 {
2411     print_syscall_prologue(name);
2412     print_at_dirfd(arg0, 0);
2413     print_string(arg1, 0);
2414     print_flags(unlinkat_flags, arg2, 1);
2415     print_syscall_epilogue(name);
2416 }
2417 #endif
2418
2419 #ifdef TARGET_NR_utime
2420 static void
2421 print_utime(const struct syscallname *name,
2422     abi_long arg0, abi_long arg1, abi_long arg2,
2423     abi_long arg3, abi_long arg4, abi_long arg5)
2424 {
2425     print_syscall_prologue(name);
2426     print_string(arg0, 0);
2427     print_pointer(arg1, 1);
2428     print_syscall_epilogue(name);
2429 }
2430 #endif
2431
2432 #ifdef TARGET_NR_utimes
2433 static void
2434 print_utimes(const struct syscallname *name,
2435     abi_long arg0, abi_long arg1, abi_long arg2,
2436     abi_long arg3, abi_long arg4, abi_long arg5)
2437 {
2438     print_syscall_prologue(name);
2439     print_string(arg0, 0);
2440     print_pointer(arg1, 1);
2441     print_syscall_epilogue(name);
2442 }
2443 #endif
2444
2445 #ifdef TARGET_NR_utimensat
2446 static void
2447 print_utimensat(const struct syscallname *name,
2448     abi_long arg0, abi_long arg1, abi_long arg2,
2449     abi_long arg3, abi_long arg4, abi_long arg5)
2450 {
2451     print_syscall_prologue(name);
2452     print_at_dirfd(arg0, 0);
2453     print_string(arg1, 0);
2454     print_pointer(arg2, 0);
2455     print_flags(at_file_flags, arg3, 1);
2456     print_syscall_epilogue(name);
2457 }
2458 #endif
2459
2460 #if defined(TARGET_NR_mmap) || defined(TARGET_NR_mmap2)
2461 static void
2462 print_mmap(const struct syscallname *name,
2463     abi_long arg0, abi_long arg1, abi_long arg2,
2464     abi_long arg3, abi_long arg4, abi_long arg5)
2465 {
2466     print_syscall_prologue(name);
2467     print_pointer(arg0, 0);
2468     print_raw_param("%d", arg1, 0);
2469     print_flags(mmap_prot_flags, arg2, 0);
2470     print_flags(mmap_flags, arg3, 0);
2471     print_raw_param("%d", arg4, 0);
2472     print_raw_param("%#x", arg5, 1);
2473     print_syscall_epilogue(name);
2474 }
2475 #define print_mmap2     print_mmap
2476 #endif
2477
2478 #ifdef TARGET_NR_mprotect
2479 static void
2480 print_mprotect(const struct syscallname *name,
2481     abi_long arg0, abi_long arg1, abi_long arg2,
2482     abi_long arg3, abi_long arg4, abi_long arg5)
2483 {
2484     print_syscall_prologue(name);
2485     print_pointer(arg0, 0);
2486     print_raw_param("%d", arg1, 0);
2487     print_flags(mmap_prot_flags, arg2, 1);
2488     print_syscall_epilogue(name);
2489 }
2490 #endif
2491
2492 #ifdef TARGET_NR_munmap
2493 static void
2494 print_munmap(const struct syscallname *name,
2495     abi_long arg0, abi_long arg1, abi_long arg2,
2496     abi_long arg3, abi_long arg4, abi_long arg5)
2497 {
2498     print_syscall_prologue(name);
2499     print_pointer(arg0, 0);
2500     print_raw_param("%d", arg1, 1);
2501     print_syscall_epilogue(name);
2502 }
2503 #endif
2504
2505 #ifdef TARGET_NR_futex
2506 static void print_futex_op(abi_long tflag, int last)
2507 {
2508 #define print_op(val) \
2509 if( cmd == val ) { \
2510     gemu_log(#val); \
2511     return; \
2512 }
2513
2514     int cmd = (int)tflag;
2515 #ifdef FUTEX_PRIVATE_FLAG
2516     if (cmd & FUTEX_PRIVATE_FLAG) {
2517         gemu_log("FUTEX_PRIVATE_FLAG|");
2518         cmd &= ~FUTEX_PRIVATE_FLAG;
2519     }
2520 #endif
2521 #ifdef FUTEX_CLOCK_REALTIME
2522     if (cmd & FUTEX_CLOCK_REALTIME) {
2523         gemu_log("FUTEX_CLOCK_REALTIME|");
2524         cmd &= ~FUTEX_CLOCK_REALTIME;
2525     }
2526 #endif
2527     print_op(FUTEX_WAIT)
2528     print_op(FUTEX_WAKE)
2529     print_op(FUTEX_FD)
2530     print_op(FUTEX_REQUEUE)
2531     print_op(FUTEX_CMP_REQUEUE)
2532     print_op(FUTEX_WAKE_OP)
2533     print_op(FUTEX_LOCK_PI)
2534     print_op(FUTEX_UNLOCK_PI)
2535     print_op(FUTEX_TRYLOCK_PI)
2536 #ifdef FUTEX_WAIT_BITSET
2537     print_op(FUTEX_WAIT_BITSET)
2538 #endif
2539 #ifdef FUTEX_WAKE_BITSET
2540     print_op(FUTEX_WAKE_BITSET)
2541 #endif
2542     /* unknown values */
2543     gemu_log("%d",cmd);
2544 }
2545
2546 static void
2547 print_futex(const struct syscallname *name,
2548     abi_long arg0, abi_long arg1, abi_long arg2,
2549     abi_long arg3, abi_long arg4, abi_long arg5)
2550 {
2551     print_syscall_prologue(name);
2552     print_pointer(arg0, 0);
2553     print_futex_op(arg1, 0);
2554     print_raw_param(",%d", arg2, 0);
2555     print_pointer(arg3, 0); /* struct timespec */
2556     print_pointer(arg4, 0);
2557     print_raw_param("%d", arg4, 1);
2558     print_syscall_epilogue(name);
2559 }
2560 #endif
2561
2562 #ifdef TARGET_NR_kill
2563 static void
2564 print_kill(const struct syscallname *name,
2565     abi_long arg0, abi_long arg1, abi_long arg2,
2566     abi_long arg3, abi_long arg4, abi_long arg5)
2567 {
2568     print_syscall_prologue(name);
2569     print_raw_param("%d", arg0, 0);
2570     print_signal(arg1, 1);
2571     print_syscall_epilogue(name);
2572 }
2573 #endif
2574
2575 #ifdef TARGET_NR_tkill
2576 static void
2577 print_tkill(const struct syscallname *name,
2578     abi_long arg0, abi_long arg1, abi_long arg2,
2579     abi_long arg3, abi_long arg4, abi_long arg5)
2580 {
2581     print_syscall_prologue(name);
2582     print_raw_param("%d", arg0, 0);
2583     print_signal(arg1, 1);
2584     print_syscall_epilogue(name);
2585 }
2586 #endif
2587
2588 #ifdef TARGET_NR_tgkill
2589 static void
2590 print_tgkill(const struct syscallname *name,
2591     abi_long arg0, abi_long arg1, abi_long arg2,
2592     abi_long arg3, abi_long arg4, abi_long arg5)
2593 {
2594     print_syscall_prologue(name);
2595     print_raw_param("%d", arg0, 0);
2596     print_raw_param("%d", arg1, 0);
2597     print_signal(arg2, 1);
2598     print_syscall_epilogue(name);
2599 }
2600 #endif
2601
2602 /*
2603  * An array of all of the syscalls we know about
2604  */
2605
2606 static const struct syscallname scnames[] = {
2607 #include "strace.list"
2608 };
2609
2610 static int nsyscalls = ARRAY_SIZE(scnames);
2611
2612 /*
2613  * The public interface to this module.
2614  */
2615 void
2616 print_syscall(int num,
2617               abi_long arg1, abi_long arg2, abi_long arg3,
2618               abi_long arg4, abi_long arg5, abi_long arg6)
2619 {
2620     int i;
2621     const char *format="%s(" TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld ")";
2622
2623     gemu_log("%d ", getpid() );
2624
2625     for(i=0;i<nsyscalls;i++)
2626         if( scnames[i].nr == num ) {
2627             if( scnames[i].call != NULL ) {
2628                 scnames[i].call(&scnames[i],arg1,arg2,arg3,arg4,arg5,arg6);
2629             } else {
2630                 /* XXX: this format system is broken because it uses
2631                    host types and host pointers for strings */
2632                 if( scnames[i].format != NULL )
2633                     format = scnames[i].format;
2634                 gemu_log(format,scnames[i].name, arg1,arg2,arg3,arg4,arg5,arg6);
2635             }
2636             return;
2637         }
2638     gemu_log("Unknown syscall %d\n", num);
2639 }
2640
2641
2642 void
2643 print_syscall_ret(int num, abi_long ret)
2644 {
2645     int i;
2646     const char *errstr = NULL;
2647
2648     for(i=0;i<nsyscalls;i++)
2649         if( scnames[i].nr == num ) {
2650             if( scnames[i].result != NULL ) {
2651                 scnames[i].result(&scnames[i],ret);
2652             } else {
2653                 if (ret < 0) {
2654                     errstr = target_strerror(-ret);
2655                 }
2656                 if (errstr) {
2657                     gemu_log(" = -1 errno=" TARGET_ABI_FMT_ld " (%s)\n",
2658                              -ret, errstr);
2659                 } else {
2660                     gemu_log(" = " TARGET_ABI_FMT_ld "\n", ret);
2661                 }
2662             }
2663             break;
2664         }
2665 }
2666
2667 void print_taken_signal(int target_signum, const target_siginfo_t *tinfo)
2668 {
2669     /* Print the strace output for a signal being taken:
2670      * --- SIGSEGV {si_signo=SIGSEGV, si_code=SI_KERNEL, si_addr=0} ---
2671      */
2672     gemu_log("--- ");
2673     print_signal(target_signum, 1);
2674     gemu_log(" ");
2675     print_siginfo(tinfo);
2676     gemu_log(" ---\n");
2677 }