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 <linux/netlink.h>
  12 #include <sched.h>
  13 #include "qemu.h"
  14
  15 struct syscallname {
  16     int nr;
  17     const char *name;
  18     const char *format;
  19     void (*call)(void *, const struct syscallname *,
  20                  abi_long, abi_long, abi_long,
  21                  abi_long, abi_long, abi_long);
  22     void (*result)(void *, const struct syscallname *, abi_long,
  23                    abi_long, abi_long, abi_long,
  24                    abi_long, abi_long, abi_long);
  25 };
  26
  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
  35 /*
  36  * Structure used to translate flag values into strings.  This is
  37  * similar that is in the actual strace tool.
  38  */
  39 struct flags {
  40     abi_long    f_value;  /* flag */
  41     const char  *f_string; /* stringified flag */
  42 };
  43
  44 /* common flags for all architectures */
  45 #define FLAG_GENERIC(name) { name, #name }
  46 /* target specific flags (syscall_defs.h has TARGET_<flag>) */
  47 #define FLAG_TARGET(name)  { TARGET_ ## name, #name }
  48 /* end of flags array */
  49 #define FLAG_END           { 0, NULL }
  50
  51 /* Structure used to translate enumerated values into strings */
  52 struct enums {
  53     abi_long    e_value;   /* enum value */
  54     const char  *e_string; /* stringified enum */
  55 };
  56
  57 /* common enums for all architectures */
  58 #define ENUM_GENERIC(name) { name, #name }
  59 /* target specific enums */
  60 #define ENUM_TARGET(name)  { TARGET_ ## name, #name }
  61 /* end of enums array */
  62 #define ENUM_END           { 0, NULL }
  63
  64 UNUSED static const char *get_comma(int);
  65 UNUSED static void print_pointer(abi_long, int);
  66 UNUSED static void print_flags(const struct flags *, abi_long, int);
  67 UNUSED static void print_enums(const struct enums *, abi_long, int);
  68 UNUSED static void print_at_dirfd(abi_long, int);
  69 UNUSED static void print_file_mode(abi_long, int);
  70 UNUSED static void print_open_flags(abi_long, int);
  71 UNUSED static void print_syscall_prologue(const struct syscallname *);
  72 UNUSED static void print_syscall_epilogue(const struct syscallname *);
  73 UNUSED static void print_string(abi_long, int);
  74 UNUSED static void print_buf(abi_long addr, abi_long len, int last);
  75 UNUSED static void print_raw_param(const char *, abi_long, int);
  76 UNUSED static void print_timeval(abi_ulong, int);
  77 UNUSED static void print_timespec(abi_ulong, int);
  78 UNUSED static void print_timezone(abi_ulong, int);
  79 UNUSED static void print_itimerval(abi_ulong, int);
  80 UNUSED static void print_number(abi_long, int);
  81 UNUSED static void print_signal(abi_ulong, int);
  82 UNUSED static void print_sockaddr(abi_ulong, abi_long, int);
  83 UNUSED static void print_socket_domain(int domain);
  84 UNUSED static void print_socket_type(int type);
  85 UNUSED static void print_socket_protocol(int domain, int type, int protocol);
  86
  87 /*
  88  * Utility functions
  89  */
  90 static void
  91 print_ipc_cmd(int cmd)
  92 {
  93 #define output_cmd(val) \
  94 if( cmd == val ) { \
  95     qemu_log(#val); \
  96     return; \
  97 }
  98
  99     cmd &= 0xff;
 100
 101     /* General IPC commands */
 102     output_cmd( IPC_RMID );
 103     output_cmd( IPC_SET );
 104     output_cmd( IPC_STAT );
 105     output_cmd( IPC_INFO );
 106     /* msgctl() commands */
 107     output_cmd( MSG_STAT );
 108     output_cmd( MSG_INFO );
 109     /* shmctl() commands */
 110     output_cmd( SHM_LOCK );
 111     output_cmd( SHM_UNLOCK );
 112     output_cmd( SHM_STAT );
 113     output_cmd( SHM_INFO );
 114     /* semctl() commands */
 115     output_cmd( GETPID );
 116     output_cmd( GETVAL );
 117     output_cmd( GETALL );
 118     output_cmd( GETNCNT );
 119     output_cmd( GETZCNT );
 120     output_cmd( SETVAL );
 121     output_cmd( SETALL );
 122     output_cmd( SEM_STAT );
 123     output_cmd( SEM_INFO );
 124     output_cmd( IPC_RMID );
 125     output_cmd( IPC_RMID );
 126     output_cmd( IPC_RMID );
 127     output_cmd( IPC_RMID );
 128     output_cmd( IPC_RMID );
 129     output_cmd( IPC_RMID );
 130     output_cmd( IPC_RMID );
 131     output_cmd( IPC_RMID );
 132     output_cmd( IPC_RMID );
 133
 134     /* Some value we don't recognize */
 135     qemu_log("%d", cmd);
 136 }
 137
 138 static void
 139 print_signal(abi_ulong arg, int last)
 140 {
 141     const char *signal_name = NULL;
 142     switch(arg) {
 143     case TARGET_SIGHUP: signal_name = "SIGHUP"; break;
 144     case TARGET_SIGINT: signal_name = "SIGINT"; break;
 145     case TARGET_SIGQUIT: signal_name = "SIGQUIT"; break;
 146     case TARGET_SIGILL: signal_name = "SIGILL"; break;
 147     case TARGET_SIGABRT: signal_name = "SIGABRT"; break;
 148     case TARGET_SIGFPE: signal_name = "SIGFPE"; break;
 149     case TARGET_SIGKILL: signal_name = "SIGKILL"; break;
 150     case TARGET_SIGSEGV: signal_name = "SIGSEGV"; break;
 151     case TARGET_SIGPIPE: signal_name = "SIGPIPE"; break;
 152     case TARGET_SIGALRM: signal_name = "SIGALRM"; break;
 153     case TARGET_SIGTERM: signal_name = "SIGTERM"; break;
 154     case TARGET_SIGUSR1: signal_name = "SIGUSR1"; break;
 155     case TARGET_SIGUSR2: signal_name = "SIGUSR2"; break;
 156     case TARGET_SIGCHLD: signal_name = "SIGCHLD"; break;
 157     case TARGET_SIGCONT: signal_name = "SIGCONT"; break;
 158     case TARGET_SIGSTOP: signal_name = "SIGSTOP"; break;
 159     case TARGET_SIGTTIN: signal_name = "SIGTTIN"; break;
 160     case TARGET_SIGTTOU: signal_name = "SIGTTOU"; break;
 161     }
 162     if (signal_name == NULL) {
 163         print_raw_param("%ld", arg, last);
 164         return;
 165     }
 166     qemu_log("%s%s", signal_name, get_comma(last));
 167 }
 168
 169 static void print_si_code(int arg)
 170 {
 171     const char *codename = NULL;
 172
 173     switch (arg) {
 174     case SI_USER:
 175         codename = "SI_USER";
 176         break;
 177     case SI_KERNEL:
 178         codename = "SI_KERNEL";
 179         break;
 180     case SI_QUEUE:
 181         codename = "SI_QUEUE";
 182         break;
 183     case SI_TIMER:
 184         codename = "SI_TIMER";
 185         break;
 186     case SI_MESGQ:
 187         codename = "SI_MESGQ";
 188         break;
 189     case SI_ASYNCIO:
 190         codename = "SI_ASYNCIO";
 191         break;
 192     case SI_SIGIO:
 193         codename = "SI_SIGIO";
 194         break;
 195     case SI_TKILL:
 196         codename = "SI_TKILL";
 197         break;
 198     default:
 199         qemu_log("%d", arg);
 200         return;
 201     }
 202     qemu_log("%s", codename);
 203 }
 204
 205 static void get_target_siginfo(target_siginfo_t *tinfo,
 206                                 const target_siginfo_t *info)
 207 {
 208     abi_ulong sival_ptr;
 209
 210     int sig;
 211     int si_errno;
 212     int si_code;
 213     int si_type;
 214
 215     __get_user(sig, &info->si_signo);
 216     __get_user(si_errno, &tinfo->si_errno);
 217     __get_user(si_code, &info->si_code);
 218
 219     tinfo->si_signo = sig;
 220     tinfo->si_errno = si_errno;
 221     tinfo->si_code = si_code;
 222
 223     /* Ensure we don't leak random junk to the guest later */
 224     memset(tinfo->_sifields._pad, 0, sizeof(tinfo->_sifields._pad));
 225
 226     /* This is awkward, because we have to use a combination of
 227      * the si_code and si_signo to figure out which of the union's
 228      * members are valid. (Within the host kernel it is always possible
 229      * to tell, but the kernel carefully avoids giving userspace the
 230      * high 16 bits of si_code, so we don't have the information to
 231      * do this the easy way...) We therefore make our best guess,
 232      * bearing in mind that a guest can spoof most of the si_codes
 233      * via rt_sigqueueinfo() if it likes.
 234      *
 235      * Once we have made our guess, we record it in the top 16 bits of
 236      * the si_code, so that print_siginfo() later can use it.
 237      * print_siginfo() will strip these top bits out before printing
 238      * the si_code.
 239      */
 240
 241     switch (si_code) {
 242     case SI_USER:
 243     case SI_TKILL:
 244     case SI_KERNEL:
 245         /* Sent via kill(), tkill() or tgkill(), or direct from the kernel.
 246          * These are the only unspoofable si_code values.
 247          */
 248         __get_user(tinfo->_sifields._kill._pid, &info->_sifields._kill._pid);
 249         __get_user(tinfo->_sifields._kill._uid, &info->_sifields._kill._uid);
 250         si_type = QEMU_SI_KILL;
 251         break;
 252     default:
 253         /* Everything else is spoofable. Make best guess based on signal */
 254         switch (sig) {
 255         case TARGET_SIGCHLD:
 256             __get_user(tinfo->_sifields._sigchld._pid,
 257                        &info->_sifields._sigchld._pid);
 258             __get_user(tinfo->_sifields._sigchld._uid,
 259                        &info->_sifields._sigchld._uid);
 260             __get_user(tinfo->_sifields._sigchld._status,
 261                        &info->_sifields._sigchld._status);
 262             __get_user(tinfo->_sifields._sigchld._utime,
 263                        &info->_sifields._sigchld._utime);
 264             __get_user(tinfo->_sifields._sigchld._stime,
 265                        &info->_sifields._sigchld._stime);
 266             si_type = QEMU_SI_CHLD;
 267             break;
 268         case TARGET_SIGIO:
 269             __get_user(tinfo->_sifields._sigpoll._band,
 270                        &info->_sifields._sigpoll._band);
 271             __get_user(tinfo->_sifields._sigpoll._fd,
 272                        &info->_sifields._sigpoll._fd);
 273             si_type = QEMU_SI_POLL;
 274             break;
 275         default:
 276             /* Assume a sigqueue()/mq_notify()/rt_sigqueueinfo() source. */
 277             __get_user(tinfo->_sifields._rt._pid, &info->_sifields._rt._pid);
 278             __get_user(tinfo->_sifields._rt._uid, &info->_sifields._rt._uid);
 279             /* XXX: potential problem if 64 bit */
 280             __get_user(sival_ptr, &info->_sifields._rt._sigval.sival_ptr);
 281             tinfo->_sifields._rt._sigval.sival_ptr = sival_ptr;
 282
 283             si_type = QEMU_SI_RT;
 284             break;
 285         }
 286         break;
 287     }
 288
 289     tinfo->si_code = deposit32(si_code, 16, 16, si_type);
 290 }
 291
 292 static void print_siginfo(const target_siginfo_t *tinfo)
 293 {
 294     /* Print a target_siginfo_t in the format desired for printing
 295      * signals being taken. We assume the target_siginfo_t is in the
 296      * internal form where the top 16 bits of si_code indicate which
 297      * part of the union is valid, rather than in the guest-visible
 298      * form where the bottom 16 bits are sign-extended into the top 16.
 299      */
 300     int si_type = extract32(tinfo->si_code, 16, 16);
 301     int si_code = sextract32(tinfo->si_code, 0, 16);
 302
 303     qemu_log("{si_signo=");
 304     print_signal(tinfo->si_signo, 1);
 305     qemu_log(", si_code=");
 306     print_si_code(si_code);
 307
 308     switch (si_type) {
 309     case QEMU_SI_KILL:
 310         qemu_log(", si_pid=%u, si_uid=%u",
 311                  (unsigned int)tinfo->_sifields._kill._pid,
 312                  (unsigned int)tinfo->_sifields._kill._uid);
 313         break;
 314     case QEMU_SI_TIMER:
 315         qemu_log(", si_timer1=%u, si_timer2=%u",
 316                  tinfo->_sifields._timer._timer1,
 317                  tinfo->_sifields._timer._timer2);
 318         break;
 319     case QEMU_SI_POLL:
 320         qemu_log(", si_band=%d, si_fd=%d",
 321                  tinfo->_sifields._sigpoll._band,
 322                  tinfo->_sifields._sigpoll._fd);
 323         break;
 324     case QEMU_SI_FAULT:
 325         qemu_log(", si_addr=");
 326         print_pointer(tinfo->_sifields._sigfault._addr, 1);
 327         break;
 328     case QEMU_SI_CHLD:
 329         qemu_log(", si_pid=%u, si_uid=%u, si_status=%d"
 330                  ", si_utime=" TARGET_ABI_FMT_ld
 331                  ", si_stime=" TARGET_ABI_FMT_ld,
 332                  (unsigned int)(tinfo->_sifields._sigchld._pid),
 333                  (unsigned int)(tinfo->_sifields._sigchld._uid),
 334                  tinfo->_sifields._sigchld._status,
 335                  tinfo->_sifields._sigchld._utime,
 336                  tinfo->_sifields._sigchld._stime);
 337         break;
 338     case QEMU_SI_RT:
 339         qemu_log(", si_pid=%u, si_uid=%u, si_sigval=" TARGET_ABI_FMT_ld,
 340                  (unsigned int)tinfo->_sifields._rt._pid,
 341                  (unsigned int)tinfo->_sifields._rt._uid,
 342                  tinfo->_sifields._rt._sigval.sival_ptr);
 343         break;
 344     default:
 345         g_assert_not_reached();
 346     }
 347     qemu_log("}");
 348 }
 349
 350 static void
 351 print_sockaddr(abi_ulong addr, abi_long addrlen, int last)
 352 {
 353     struct target_sockaddr *sa;
 354     int i;
 355     int sa_family;
 356
 357     sa = lock_user(VERIFY_READ, addr, addrlen, 1);
 358     if (sa) {
 359         sa_family = tswap16(sa->sa_family);
 360         switch (sa_family) {
 361         case AF_UNIX: {
 362             struct target_sockaddr_un *un = (struct target_sockaddr_un *)sa;
 363             int i;
 364             qemu_log("{sun_family=AF_UNIX,sun_path=\"");
 365             for (i = 0; i < addrlen -
 366                             offsetof(struct target_sockaddr_un, sun_path) &&
 367                  un->sun_path[i]; i++) {
 368                 qemu_log("%c", un->sun_path[i]);
 369             }
 370             qemu_log("\"}");
 371             break;
 372         }
 373         case AF_INET: {
 374             struct target_sockaddr_in *in = (struct target_sockaddr_in *)sa;
 375             uint8_t *c = (uint8_t *)&in->sin_addr.s_addr;
 376             qemu_log("{sin_family=AF_INET,sin_port=htons(%d),",
 377                      ntohs(in->sin_port));
 378             qemu_log("sin_addr=inet_addr(\"%d.%d.%d.%d\")",
 379                      c[0], c[1], c[2], c[3]);
 380             qemu_log("}");
 381             break;
 382         }
 383         case AF_PACKET: {
 384             struct target_sockaddr_ll *ll = (struct target_sockaddr_ll *)sa;
 385             uint8_t *c = (uint8_t *)&ll->sll_addr;
 386             qemu_log("{sll_family=AF_PACKET,"
 387                      "sll_protocol=htons(0x%04x),if%d,pkttype=",
 388                      ntohs(ll->sll_protocol), ll->sll_ifindex);
 389             switch (ll->sll_pkttype) {
 390             case PACKET_HOST:
 391                 qemu_log("PACKET_HOST");
 392                 break;
 393             case PACKET_BROADCAST:
 394                 qemu_log("PACKET_BROADCAST");
 395                 break;
 396             case PACKET_MULTICAST:
 397                 qemu_log("PACKET_MULTICAST");
 398                 break;
 399             case PACKET_OTHERHOST:
 400                 qemu_log("PACKET_OTHERHOST");
 401                 break;
 402             case PACKET_OUTGOING:
 403                 qemu_log("PACKET_OUTGOING");
 404                 break;
 405             default:
 406                 qemu_log("%d", ll->sll_pkttype);
 407                 break;
 408             }
 409             qemu_log(",sll_addr=%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x",
 410                      c[0], c[1], c[2], c[3], c[4], c[5], c[6], c[7]);
 411             qemu_log("}");
 412             break;
 413         }
 414         case AF_NETLINK: {
 415             struct target_sockaddr_nl *nl = (struct target_sockaddr_nl *)sa;
 416             qemu_log("{nl_family=AF_NETLINK,nl_pid=%u,nl_groups=%u}",
 417                      tswap32(nl->nl_pid), tswap32(nl->nl_groups));
 418             break;
 419         }
 420         default:
 421             qemu_log("{sa_family=%d, sa_data={", sa->sa_family);
 422             for (i = 0; i < 13; i++) {
 423                 qemu_log("%02x, ", sa->sa_data[i]);
 424             }
 425             qemu_log("%02x}", sa->sa_data[i]);
 426             qemu_log("}");
 427             break;
 428         }
 429         unlock_user(sa, addr, 0);
 430     } else {
 431         print_raw_param("0x"TARGET_ABI_FMT_lx, addr, 0);
 432     }
 433     qemu_log(", "TARGET_ABI_FMT_ld"%s", addrlen, get_comma(last));
 434 }
 435
 436 static void
 437 print_socket_domain(int domain)
 438 {
 439     switch (domain) {
 440     case PF_UNIX:
 441         qemu_log("PF_UNIX");
 442         break;
 443     case PF_INET:
 444         qemu_log("PF_INET");
 445         break;
 446     case PF_NETLINK:
 447         qemu_log("PF_NETLINK");
 448         break;
 449     case PF_PACKET:
 450         qemu_log("PF_PACKET");
 451         break;
 452     default:
 453         qemu_log("%d", domain);
 454         break;
 455     }
 456 }
 457
 458 static void
 459 print_socket_type(int type)
 460 {
 461     switch (type & TARGET_SOCK_TYPE_MASK) {
 462     case TARGET_SOCK_DGRAM:
 463         qemu_log("SOCK_DGRAM");
 464         break;
 465     case TARGET_SOCK_STREAM:
 466         qemu_log("SOCK_STREAM");
 467         break;
 468     case TARGET_SOCK_RAW:
 469         qemu_log("SOCK_RAW");
 470         break;
 471     case TARGET_SOCK_RDM:
 472         qemu_log("SOCK_RDM");
 473         break;
 474     case TARGET_SOCK_SEQPACKET:
 475         qemu_log("SOCK_SEQPACKET");
 476         break;
 477     case TARGET_SOCK_PACKET:
 478         qemu_log("SOCK_PACKET");
 479         break;
 480     }
 481     if (type & TARGET_SOCK_CLOEXEC) {
 482         qemu_log("|SOCK_CLOEXEC");
 483     }
 484     if (type & TARGET_SOCK_NONBLOCK) {
 485         qemu_log("|SOCK_NONBLOCK");
 486     }
 487 }
 488
 489 static void
 490 print_socket_protocol(int domain, int type, int protocol)
 491 {
 492     if (domain == AF_PACKET ||
 493         (domain == AF_INET && type == TARGET_SOCK_PACKET)) {
 494         switch (protocol) {
 495         case 0x0003:
 496             qemu_log("ETH_P_ALL");
 497             break;
 498         default:
 499             qemu_log("%d", protocol);
 500         }
 501         return;
 502     }
 503
 504     if (domain == PF_NETLINK) {
 505         switch (protocol) {
 506         case NETLINK_ROUTE:
 507             qemu_log("NETLINK_ROUTE");
 508             break;
 509         case NETLINK_AUDIT:
 510             qemu_log("NETLINK_AUDIT");
 511             break;
 512         case NETLINK_NETFILTER:
 513             qemu_log("NETLINK_NETFILTER");
 514             break;
 515         case NETLINK_KOBJECT_UEVENT:
 516             qemu_log("NETLINK_KOBJECT_UEVENT");
 517             break;
 518         case NETLINK_RDMA:
 519             qemu_log("NETLINK_RDMA");
 520             break;
 521         case NETLINK_CRYPTO:
 522             qemu_log("NETLINK_CRYPTO");
 523             break;
 524         default:
 525             qemu_log("%d", protocol);
 526             break;
 527         }
 528         return;
 529     }
 530
 531     switch (protocol) {
 532     case IPPROTO_IP:
 533         qemu_log("IPPROTO_IP");
 534         break;
 535     case IPPROTO_TCP:
 536         qemu_log("IPPROTO_TCP");
 537         break;
 538     case IPPROTO_UDP:
 539         qemu_log("IPPROTO_UDP");
 540         break;
 541     case IPPROTO_RAW:
 542         qemu_log("IPPROTO_RAW");
 543         break;
 544     default:
 545         qemu_log("%d", protocol);
 546         break;
 547     }
 548 }
 549
 550
 551 #ifdef TARGET_NR__newselect
 552 static void
 553 print_fdset(int n, abi_ulong target_fds_addr)
 554 {
 555     int i;
 556     int first = 1;
 557
 558     qemu_log("[");
 559     if( target_fds_addr ) {
 560         abi_long *target_fds;
 561
 562         target_fds = lock_user(VERIFY_READ,
 563                                target_fds_addr,
 564                                sizeof(*target_fds)*(n / TARGET_ABI_BITS + 1),
 565                                1);
 566
 567         if (!target_fds)
 568             return;
 569
 570         for (i=n; i>=0; i--) {
 571             if ((tswapal(target_fds[i / TARGET_ABI_BITS]) >>
 572                 (i & (TARGET_ABI_BITS - 1))) & 1) {
 573                 qemu_log("%s%d", get_comma(first), i);
 574                 first = 0;
 575             }
 576         }
 577         unlock_user(target_fds, target_fds_addr, 0);
 578     }
 579     qemu_log("]");
 580 }
 581 #endif
 582
 583 /*
 584  * Sysycall specific output functions
 585  */
 586
 587 /* select */
 588 #ifdef TARGET_NR__newselect
 589 static void
 590 print_newselect(void *cpu_env, const struct syscallname *name,
 591                 abi_long arg1, abi_long arg2, abi_long arg3,
 592                 abi_long arg4, abi_long arg5, abi_long arg6)
 593 {
 594     print_syscall_prologue(name);
 595     print_fdset(arg1, arg2);
 596     qemu_log(",");
 597     print_fdset(arg1, arg3);
 598     qemu_log(",");
 599     print_fdset(arg1, arg4);
 600     qemu_log(",");
 601     print_timeval(arg5, 1);
 602     print_syscall_epilogue(name);
 603 }
 604 #endif
 605
 606 #ifdef TARGET_NR_semctl
 607 static void
 608 print_semctl(void *cpu_env, const struct syscallname *name,
 609              abi_long arg1, abi_long arg2, abi_long arg3,
 610              abi_long arg4, abi_long arg5, abi_long arg6)
 611 {
 612     qemu_log("%s(" TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld ",",
 613              name->name, arg1, arg2);
 614     print_ipc_cmd(arg3);
 615     qemu_log(",0x" TARGET_ABI_FMT_lx ")", arg4);
 616 }
 617 #endif
 618
 619 static void
 620 print_execve(void *cpu_env, const struct syscallname *name,
 621              abi_long arg1, abi_long arg2, abi_long arg3,
 622              abi_long arg4, abi_long arg5, abi_long arg6)
 623 {
 624     abi_ulong arg_ptr_addr;
 625     char *s;
 626
 627     if (!(s = lock_user_string(arg1)))
 628         return;
 629     qemu_log("%s(\"%s\",{", name->name, s);
 630     unlock_user(s, arg1, 0);
 631
 632     for (arg_ptr_addr = arg2; ; arg_ptr_addr += sizeof(abi_ulong)) {
 633         abi_ulong *arg_ptr, arg_addr;
 634
 635         arg_ptr = lock_user(VERIFY_READ, arg_ptr_addr, sizeof(abi_ulong), 1);
 636         if (!arg_ptr)
 637             return;
 638     arg_addr = tswapal(*arg_ptr);
 639         unlock_user(arg_ptr, arg_ptr_addr, 0);
 640         if (!arg_addr)
 641             break;
 642         if ((s = lock_user_string(arg_addr))) {
 643             qemu_log("\"%s\",", s);
 644             unlock_user(s, arg_addr, 0);
 645         }
 646     }
 647
 648     qemu_log("NULL})");
 649 }
 650
 651 #ifdef TARGET_NR_ipc
 652 static void
 653 print_ipc(void *cpu_env, const struct syscallname *name,
 654           abi_long arg1, abi_long arg2, abi_long arg3,
 655           abi_long arg4, abi_long arg5, abi_long arg6)
 656 {
 657     switch(arg1) {
 658     case IPCOP_semctl:
 659         qemu_log("semctl(" TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld ",",
 660                  arg1, arg2);
 661         print_ipc_cmd(arg3);
 662         qemu_log(",0x" TARGET_ABI_FMT_lx ")", arg4);
 663         break;
 664     default:
 665         qemu_log(("%s("
 666                   TARGET_ABI_FMT_ld ","
 667                   TARGET_ABI_FMT_ld ","
 668                   TARGET_ABI_FMT_ld ","
 669                   TARGET_ABI_FMT_ld
 670                   ")"),
 671                  name->name, arg1, arg2, arg3, arg4);
 672     }
 673 }
 674 #endif
 675
 676 /*
 677  * Variants for the return value output function
 678  */
 679
 680 static bool
 681 print_syscall_err(abi_long ret)
 682 {
 683     const char *errstr;
 684
 685     qemu_log(" = ");
 686     if (ret < 0) {
 687         errstr = target_strerror(-ret);
 688         if (errstr) {
 689             qemu_log("-1 errno=%d (%s)", (int)-ret, errstr);
 690             return true;
 691         }
 692     }
 693     return false;
 694 }
 695
 696 static void
 697 print_syscall_ret_addr(void *cpu_env, const struct syscallname *name,
 698                        abi_long ret, abi_long arg0, abi_long arg1,
 699                        abi_long arg2, abi_long arg3, abi_long arg4,
 700                        abi_long arg5)
 701 {
 702     if (!print_syscall_err(ret)) {
 703         qemu_log("0x" TARGET_ABI_FMT_lx, ret);
 704     }
 705     qemu_log("\n");
 706 }
 707
 708 #if 0 /* currently unused */
 709 static void
 710 print_syscall_ret_raw(struct syscallname *name, abi_long ret)
 711 {
 712         qemu_log(" = 0x" TARGET_ABI_FMT_lx "\n", ret);
 713 }
 714 #endif
 715
 716 #ifdef TARGET_NR__newselect
 717 static void
 718 print_syscall_ret_newselect(void *cpu_env, const struct syscallname *name,
 719                             abi_long ret, abi_long arg0, abi_long arg1,
 720                             abi_long arg2, abi_long arg3, abi_long arg4,
 721                             abi_long arg5)
 722 {
 723     if (!print_syscall_err(ret)) {
 724         qemu_log(" = 0x" TARGET_ABI_FMT_lx " (", ret);
 725         print_fdset(arg0, arg1);
 726         qemu_log(",");
 727         print_fdset(arg0, arg2);
 728         qemu_log(",");
 729         print_fdset(arg0, arg3);
 730         qemu_log(",");
 731         print_timeval(arg4, 1);
 732         qemu_log(")");
 733     }
 734
 735     qemu_log("\n");
 736 }
 737 #endif
 738
 739 /* special meanings of adjtimex()' non-negative return values */
 740 #define TARGET_TIME_OK       0   /* clock synchronized, no leap second */
 741 #define TARGET_TIME_INS      1   /* insert leap second */
 742 #define TARGET_TIME_DEL      2   /* delete leap second */
 743 #define TARGET_TIME_OOP      3   /* leap second in progress */
 744 #define TARGET_TIME_WAIT     4   /* leap second has occurred */
 745 #define TARGET_TIME_ERROR    5   /* clock not synchronized */
 746 #ifdef TARGET_NR_adjtimex
 747 static void
 748 print_syscall_ret_adjtimex(void *cpu_env, const struct syscallname *name,
 749                            abi_long ret, abi_long arg0, abi_long arg1,
 750                            abi_long arg2, abi_long arg3, abi_long arg4,
 751                            abi_long arg5)
 752 {
 753     if (!print_syscall_err(ret)) {
 754         qemu_log(TARGET_ABI_FMT_ld, ret);
 755         switch (ret) {
 756         case TARGET_TIME_OK:
 757             qemu_log(" TIME_OK (clock synchronized, no leap second)");
 758             break;
 759         case TARGET_TIME_INS:
 760             qemu_log(" TIME_INS (insert leap second)");
 761             break;
 762         case TARGET_TIME_DEL:
 763             qemu_log(" TIME_DEL (delete leap second)");
 764             break;
 765         case TARGET_TIME_OOP:
 766             qemu_log(" TIME_OOP (leap second in progress)");
 767             break;
 768         case TARGET_TIME_WAIT:
 769             qemu_log(" TIME_WAIT (leap second has occurred)");
 770             break;
 771         case TARGET_TIME_ERROR:
 772             qemu_log(" TIME_ERROR (clock not synchronized)");
 773             break;
 774         }
 775     }
 776
 777     qemu_log("\n");
 778 }
 779 #endif
 780
 781 #if defined(TARGET_NR_clock_gettime) || defined(TARGET_NR_clock_getres)
 782 static void
 783 print_syscall_ret_clock_gettime(void *cpu_env, const struct syscallname *name,
 784                                 abi_long ret, abi_long arg0, abi_long arg1,
 785                                 abi_long arg2, abi_long arg3, abi_long arg4,
 786                                 abi_long arg5)
 787 {
 788     if (!print_syscall_err(ret)) {
 789         qemu_log(TARGET_ABI_FMT_ld, ret);
 790         qemu_log(" (");
 791         print_timespec(arg1, 1);
 792         qemu_log(")");
 793     }
 794
 795     qemu_log("\n");
 796 }
 797 #define print_syscall_ret_clock_getres     print_syscall_ret_clock_gettime
 798 #endif
 799
 800 #ifdef TARGET_NR_gettimeofday
 801 static void
 802 print_syscall_ret_gettimeofday(void *cpu_env, const struct syscallname *name,
 803                                abi_long ret, abi_long arg0, abi_long arg1,
 804                                abi_long arg2, abi_long arg3, abi_long arg4,
 805                                abi_long arg5)
 806 {
 807     if (!print_syscall_err(ret)) {
 808         qemu_log(TARGET_ABI_FMT_ld, ret);
 809         qemu_log(" (");
 810         print_timeval(arg0, 0);
 811         print_timezone(arg1, 1);
 812         qemu_log(")");
 813     }
 814
 815     qemu_log("\n");
 816 }
 817 #endif
 818
 819 #ifdef TARGET_NR_getitimer
 820 static void
 821 print_syscall_ret_getitimer(void *cpu_env, const struct syscallname *name,
 822                             abi_long ret, abi_long arg0, abi_long arg1,
 823                             abi_long arg2, abi_long arg3, abi_long arg4,
 824                             abi_long arg5)
 825 {
 826     if (!print_syscall_err(ret)) {
 827         qemu_log(TARGET_ABI_FMT_ld, ret);
 828         qemu_log(" (");
 829         print_itimerval(arg1, 1);
 830         qemu_log(")");
 831     }
 832
 833     qemu_log("\n");
 834 }
 835 #endif
 836
 837
 838 #ifdef TARGET_NR_getitimer
 839 static void
 840 print_syscall_ret_setitimer(void *cpu_env, const struct syscallname *name,
 841                             abi_long ret, abi_long arg0, abi_long arg1,
 842                             abi_long arg2, abi_long arg3, abi_long arg4,
 843                             abi_long arg5)
 844 {
 845     if (!print_syscall_err(ret)) {
 846         qemu_log(TARGET_ABI_FMT_ld, ret);
 847         qemu_log(" (old_value = ");
 848         print_itimerval(arg2, 1);
 849         qemu_log(")");
 850     }
 851
 852     qemu_log("\n");
 853 }
 854 #endif
 855
 856 #if defined(TARGET_NR_listxattr) || defined(TARGET_NR_llistxattr) \
 857  || defined(TARGGET_NR_flistxattr)
 858 static void
 859 print_syscall_ret_listxattr(void *cpu_env, const struct syscallname *name,
 860                             abi_long ret, abi_long arg0, abi_long arg1,
 861                             abi_long arg2, abi_long arg3, abi_long arg4,
 862                             abi_long arg5)
 863 {
 864     if (!print_syscall_err(ret)) {
 865         qemu_log(TARGET_ABI_FMT_ld, ret);
 866         qemu_log(" (list = ");
 867         if (arg1 != 0) {
 868             abi_long attr = arg1;
 869             while (ret) {
 870                 if (attr != arg1) {
 871                     qemu_log(",");
 872                 }
 873                 print_string(attr, 1);
 874                 ret -= target_strlen(attr) + 1;
 875                 attr += target_strlen(attr) + 1;
 876             }
 877         } else {
 878             qemu_log("NULL");
 879         }
 880         qemu_log(")");
 881     }
 882
 883     qemu_log("\n");
 884 }
 885 #define print_syscall_ret_llistxattr     print_syscall_ret_listxattr
 886 #define print_syscall_ret_flistxattr     print_syscall_ret_listxattr
 887 #endif
 888
 889 #ifdef TARGET_NR_ioctl
 890 static void
 891 print_syscall_ret_ioctl(void *cpu_env, const struct syscallname *name,
 892                         abi_long ret, abi_long arg0, abi_long arg1,
 893                         abi_long arg2, abi_long arg3, abi_long arg4,
 894                         abi_long arg5)
 895 {
 896     if (!print_syscall_err(ret)) {
 897         qemu_log(TARGET_ABI_FMT_ld, ret);
 898
 899         const IOCTLEntry *ie;
 900         const argtype *arg_type;
 901         void *argptr;
 902         int target_size;
 903
 904         for (ie = ioctl_entries; ie->target_cmd != 0; ie++) {
 905             if (ie->target_cmd == arg1) {
 906                 break;
 907             }
 908         }
 909
 910         if (ie->target_cmd == arg1 &&
 911            (ie->access == IOC_R || ie->access == IOC_RW)) {
 912             arg_type = ie->arg_type;
 913             qemu_log(" (");
 914             arg_type++;
 915             target_size = thunk_type_size(arg_type, 0);
 916             argptr = lock_user(VERIFY_READ, arg2, target_size, 1);
 917             if (argptr) {
 918                 thunk_print(argptr, arg_type);
 919                 unlock_user(argptr, arg2, target_size);
 920             } else {
 921                 print_pointer(arg2, 1);
 922             }
 923             qemu_log(")");
 924         }
 925     }
 926     qemu_log("\n");
 927 }
 928 #endif
 929
 930 UNUSED static struct flags access_flags[] = {
 931     FLAG_GENERIC(F_OK),
 932     FLAG_GENERIC(R_OK),
 933     FLAG_GENERIC(W_OK),
 934     FLAG_GENERIC(X_OK),
 935     FLAG_END,
 936 };
 937
 938 UNUSED static struct flags at_file_flags[] = {
 939 #ifdef AT_EACCESS
 940     FLAG_GENERIC(AT_EACCESS),
 941 #endif
 942 #ifdef AT_SYMLINK_NOFOLLOW
 943     FLAG_GENERIC(AT_SYMLINK_NOFOLLOW),
 944 #endif
 945     FLAG_END,
 946 };
 947
 948 UNUSED static struct flags unlinkat_flags[] = {
 949 #ifdef AT_REMOVEDIR
 950     FLAG_GENERIC(AT_REMOVEDIR),
 951 #endif
 952     FLAG_END,
 953 };
 954
 955 UNUSED static struct flags mode_flags[] = {
 956     FLAG_GENERIC(S_IFSOCK),
 957     FLAG_GENERIC(S_IFLNK),
 958     FLAG_GENERIC(S_IFREG),
 959     FLAG_GENERIC(S_IFBLK),
 960     FLAG_GENERIC(S_IFDIR),
 961     FLAG_GENERIC(S_IFCHR),
 962     FLAG_GENERIC(S_IFIFO),
 963     FLAG_END,
 964 };
 965
 966 UNUSED static struct flags open_access_flags[] = {
 967     FLAG_TARGET(O_RDONLY),
 968     FLAG_TARGET(O_WRONLY),
 969     FLAG_TARGET(O_RDWR),
 970     FLAG_END,
 971 };
 972
 973 UNUSED static struct flags open_flags[] = {
 974     FLAG_TARGET(O_APPEND),
 975     FLAG_TARGET(O_CREAT),
 976     FLAG_TARGET(O_DIRECTORY),
 977     FLAG_TARGET(O_EXCL),
 978     FLAG_TARGET(O_LARGEFILE),
 979     FLAG_TARGET(O_NOCTTY),
 980     FLAG_TARGET(O_NOFOLLOW),
 981     FLAG_TARGET(O_NONBLOCK),      /* also O_NDELAY */
 982     FLAG_TARGET(O_DSYNC),
 983     FLAG_TARGET(__O_SYNC),
 984     FLAG_TARGET(O_TRUNC),
 985 #ifdef O_DIRECT
 986     FLAG_TARGET(O_DIRECT),
 987 #endif
 988 #ifdef O_NOATIME
 989     FLAG_TARGET(O_NOATIME),
 990 #endif
 991 #ifdef O_CLOEXEC
 992     FLAG_TARGET(O_CLOEXEC),
 993 #endif
 994 #ifdef O_PATH
 995     FLAG_TARGET(O_PATH),
 996 #endif
 997 #ifdef O_TMPFILE
 998     FLAG_TARGET(O_TMPFILE),
 999     FLAG_TARGET(__O_TMPFILE),
1000 #endif
1001     FLAG_END,
1002 };
1003
1004 UNUSED static struct flags mount_flags[] = {
1005 #ifdef MS_BIND
1006     FLAG_GENERIC(MS_BIND),
1007 #endif
1008 #ifdef MS_DIRSYNC
1009     FLAG_GENERIC(MS_DIRSYNC),
1010 #endif
1011     FLAG_GENERIC(MS_MANDLOCK),
1012 #ifdef MS_MOVE
1013     FLAG_GENERIC(MS_MOVE),
1014 #endif
1015     FLAG_GENERIC(MS_NOATIME),
1016     FLAG_GENERIC(MS_NODEV),
1017     FLAG_GENERIC(MS_NODIRATIME),
1018     FLAG_GENERIC(MS_NOEXEC),
1019     FLAG_GENERIC(MS_NOSUID),
1020     FLAG_GENERIC(MS_RDONLY),
1021 #ifdef MS_RELATIME
1022     FLAG_GENERIC(MS_RELATIME),
1023 #endif
1024     FLAG_GENERIC(MS_REMOUNT),
1025     FLAG_GENERIC(MS_SYNCHRONOUS),
1026     FLAG_END,
1027 };
1028
1029 UNUSED static struct flags umount2_flags[] = {
1030 #ifdef MNT_FORCE
1031     FLAG_GENERIC(MNT_FORCE),
1032 #endif
1033 #ifdef MNT_DETACH
1034     FLAG_GENERIC(MNT_DETACH),
1035 #endif
1036 #ifdef MNT_EXPIRE
1037     FLAG_GENERIC(MNT_EXPIRE),
1038 #endif
1039     FLAG_END,
1040 };
1041
1042 UNUSED static struct flags mmap_prot_flags[] = {
1043     FLAG_GENERIC(PROT_NONE),
1044     FLAG_GENERIC(PROT_EXEC),
1045     FLAG_GENERIC(PROT_READ),
1046     FLAG_GENERIC(PROT_WRITE),
1047     FLAG_TARGET(PROT_SEM),
1048     FLAG_GENERIC(PROT_GROWSDOWN),
1049     FLAG_GENERIC(PROT_GROWSUP),
1050     FLAG_END,
1051 };
1052
1053 UNUSED static struct flags mmap_flags[] = {
1054     FLAG_TARGET(MAP_SHARED),
1055     FLAG_TARGET(MAP_PRIVATE),
1056     FLAG_TARGET(MAP_ANONYMOUS),
1057     FLAG_TARGET(MAP_DENYWRITE),
1058     FLAG_TARGET(MAP_FIXED),
1059     FLAG_TARGET(MAP_GROWSDOWN),
1060     FLAG_TARGET(MAP_EXECUTABLE),
1061 #ifdef MAP_LOCKED
1062     FLAG_TARGET(MAP_LOCKED),
1063 #endif
1064 #ifdef MAP_NONBLOCK
1065     FLAG_TARGET(MAP_NONBLOCK),
1066 #endif
1067     FLAG_TARGET(MAP_NORESERVE),
1068 #ifdef MAP_POPULATE
1069     FLAG_TARGET(MAP_POPULATE),
1070 #endif
1071 #ifdef TARGET_MAP_UNINITIALIZED
1072     FLAG_TARGET(MAP_UNINITIALIZED),
1073 #endif
1074     FLAG_END,
1075 };
1076
1077 UNUSED static struct flags clone_flags[] = {
1078     FLAG_GENERIC(CLONE_VM),
1079     FLAG_GENERIC(CLONE_FS),
1080     FLAG_GENERIC(CLONE_FILES),
1081     FLAG_GENERIC(CLONE_SIGHAND),
1082     FLAG_GENERIC(CLONE_PTRACE),
1083     FLAG_GENERIC(CLONE_VFORK),
1084     FLAG_GENERIC(CLONE_PARENT),
1085     FLAG_GENERIC(CLONE_THREAD),
1086     FLAG_GENERIC(CLONE_NEWNS),
1087     FLAG_GENERIC(CLONE_SYSVSEM),
1088     FLAG_GENERIC(CLONE_SETTLS),
1089     FLAG_GENERIC(CLONE_PARENT_SETTID),
1090     FLAG_GENERIC(CLONE_CHILD_CLEARTID),
1091     FLAG_GENERIC(CLONE_DETACHED),
1092     FLAG_GENERIC(CLONE_UNTRACED),
1093     FLAG_GENERIC(CLONE_CHILD_SETTID),
1094 #if defined(CLONE_NEWUTS)
1095     FLAG_GENERIC(CLONE_NEWUTS),
1096 #endif
1097 #if defined(CLONE_NEWIPC)
1098     FLAG_GENERIC(CLONE_NEWIPC),
1099 #endif
1100 #if defined(CLONE_NEWUSER)
1101     FLAG_GENERIC(CLONE_NEWUSER),
1102 #endif
1103 #if defined(CLONE_NEWPID)
1104     FLAG_GENERIC(CLONE_NEWPID),
1105 #endif
1106 #if defined(CLONE_NEWNET)
1107     FLAG_GENERIC(CLONE_NEWNET),
1108 #endif
1109 #if defined(CLONE_IO)
1110     FLAG_GENERIC(CLONE_IO),
1111 #endif
1112     FLAG_END,
1113 };
1114
1115 UNUSED static struct flags msg_flags[] = {
1116     /* send */
1117     FLAG_GENERIC(MSG_CONFIRM),
1118     FLAG_GENERIC(MSG_DONTROUTE),
1119     FLAG_GENERIC(MSG_DONTWAIT),
1120     FLAG_GENERIC(MSG_EOR),
1121     FLAG_GENERIC(MSG_MORE),
1122     FLAG_GENERIC(MSG_NOSIGNAL),
1123     FLAG_GENERIC(MSG_OOB),
1124     /* recv */
1125     FLAG_GENERIC(MSG_CMSG_CLOEXEC),
1126     FLAG_GENERIC(MSG_ERRQUEUE),
1127     FLAG_GENERIC(MSG_PEEK),
1128     FLAG_GENERIC(MSG_TRUNC),
1129     FLAG_GENERIC(MSG_WAITALL),
1130     /* recvmsg */
1131     FLAG_GENERIC(MSG_CTRUNC),
1132     FLAG_END,
1133 };
1134
1135 UNUSED static struct flags statx_flags[] = {
1136 #ifdef AT_EMPTY_PATH
1137     FLAG_GENERIC(AT_EMPTY_PATH),
1138 #endif
1139 #ifdef AT_NO_AUTOMOUNT
1140     FLAG_GENERIC(AT_NO_AUTOMOUNT),
1141 #endif
1142 #ifdef AT_SYMLINK_NOFOLLOW
1143     FLAG_GENERIC(AT_SYMLINK_NOFOLLOW),
1144 #endif
1145 #ifdef AT_STATX_SYNC_AS_STAT
1146     FLAG_GENERIC(AT_STATX_SYNC_AS_STAT),
1147 #endif
1148 #ifdef AT_STATX_FORCE_SYNC
1149     FLAG_GENERIC(AT_STATX_FORCE_SYNC),
1150 #endif
1151 #ifdef AT_STATX_DONT_SYNC
1152     FLAG_GENERIC(AT_STATX_DONT_SYNC),
1153 #endif
1154     FLAG_END,
1155 };
1156
1157 UNUSED static struct flags statx_mask[] = {
1158 /* This must come first, because it includes everything.  */
1159 #ifdef STATX_ALL
1160     FLAG_GENERIC(STATX_ALL),
1161 #endif
1162 /* This must come second; it includes everything except STATX_BTIME.  */
1163 #ifdef STATX_BASIC_STATS
1164     FLAG_GENERIC(STATX_BASIC_STATS),
1165 #endif
1166 #ifdef STATX_TYPE
1167     FLAG_GENERIC(STATX_TYPE),
1168 #endif
1169 #ifdef STATX_MODE
1170     FLAG_GENERIC(STATX_MODE),
1171 #endif
1172 #ifdef STATX_NLINK
1173     FLAG_GENERIC(STATX_NLINK),
1174 #endif
1175 #ifdef STATX_UID
1176     FLAG_GENERIC(STATX_UID),
1177 #endif
1178 #ifdef STATX_GID
1179     FLAG_GENERIC(STATX_GID),
1180 #endif
1181 #ifdef STATX_ATIME
1182     FLAG_GENERIC(STATX_ATIME),
1183 #endif
1184 #ifdef STATX_MTIME
1185     FLAG_GENERIC(STATX_MTIME),
1186 #endif
1187 #ifdef STATX_CTIME
1188     FLAG_GENERIC(STATX_CTIME),
1189 #endif
1190 #ifdef STATX_INO
1191     FLAG_GENERIC(STATX_INO),
1192 #endif
1193 #ifdef STATX_SIZE
1194     FLAG_GENERIC(STATX_SIZE),
1195 #endif
1196 #ifdef STATX_BLOCKS
1197     FLAG_GENERIC(STATX_BLOCKS),
1198 #endif
1199 #ifdef STATX_BTIME
1200     FLAG_GENERIC(STATX_BTIME),
1201 #endif
1202     FLAG_END,
1203 };
1204
1205 UNUSED static struct flags falloc_flags[] = {
1206     FLAG_GENERIC(FALLOC_FL_KEEP_SIZE),
1207     FLAG_GENERIC(FALLOC_FL_PUNCH_HOLE),
1208 #ifdef FALLOC_FL_NO_HIDE_STALE
1209     FLAG_GENERIC(FALLOC_FL_NO_HIDE_STALE),
1210 #endif
1211 #ifdef FALLOC_FL_COLLAPSE_RANGE
1212     FLAG_GENERIC(FALLOC_FL_COLLAPSE_RANGE),
1213 #endif
1214 #ifdef FALLOC_FL_ZERO_RANGE
1215     FLAG_GENERIC(FALLOC_FL_ZERO_RANGE),
1216 #endif
1217 #ifdef FALLOC_FL_INSERT_RANGE
1218     FLAG_GENERIC(FALLOC_FL_INSERT_RANGE),
1219 #endif
1220 #ifdef FALLOC_FL_UNSHARE_RANGE
1221     FLAG_GENERIC(FALLOC_FL_UNSHARE_RANGE),
1222 #endif
1223 };
1224
1225 UNUSED static struct flags termios_iflags[] = {
1226     FLAG_TARGET(IGNBRK),
1227     FLAG_TARGET(BRKINT),
1228     FLAG_TARGET(IGNPAR),
1229     FLAG_TARGET(PARMRK),
1230     FLAG_TARGET(INPCK),
1231     FLAG_TARGET(ISTRIP),
1232     FLAG_TARGET(INLCR),
1233     FLAG_TARGET(IGNCR),
1234     FLAG_TARGET(ICRNL),
1235     FLAG_TARGET(IUCLC),
1236     FLAG_TARGET(IXON),
1237     FLAG_TARGET(IXANY),
1238     FLAG_TARGET(IXOFF),
1239     FLAG_TARGET(IMAXBEL),
1240     FLAG_TARGET(IUTF8),
1241     FLAG_END,
1242 };
1243
1244 UNUSED static struct flags termios_oflags[] = {
1245     FLAG_TARGET(OPOST),
1246     FLAG_TARGET(OLCUC),
1247     FLAG_TARGET(ONLCR),
1248     FLAG_TARGET(OCRNL),
1249     FLAG_TARGET(ONOCR),
1250     FLAG_TARGET(ONLRET),
1251     FLAG_TARGET(OFILL),
1252     FLAG_TARGET(OFDEL),
1253     FLAG_END,
1254 };
1255
1256 UNUSED static struct enums termios_oflags_NLDLY[] = {
1257     ENUM_TARGET(NL0),
1258     ENUM_TARGET(NL1),
1259     ENUM_END,
1260 };
1261
1262 UNUSED static struct enums termios_oflags_CRDLY[] = {
1263     ENUM_TARGET(CR0),
1264     ENUM_TARGET(CR1),
1265     ENUM_TARGET(CR2),
1266     ENUM_TARGET(CR3),
1267     ENUM_END,
1268 };
1269
1270 UNUSED static struct enums termios_oflags_TABDLY[] = {
1271     ENUM_TARGET(TAB0),
1272     ENUM_TARGET(TAB1),
1273     ENUM_TARGET(TAB2),
1274     ENUM_TARGET(TAB3),
1275     ENUM_END,
1276 };
1277
1278 UNUSED static struct enums termios_oflags_VTDLY[] = {
1279     ENUM_TARGET(VT0),
1280     ENUM_TARGET(VT1),
1281     ENUM_END,
1282 };
1283
1284 UNUSED static struct enums termios_oflags_FFDLY[] = {
1285     ENUM_TARGET(FF0),
1286     ENUM_TARGET(FF1),
1287     ENUM_END,
1288 };
1289
1290 UNUSED static struct enums termios_oflags_BSDLY[] = {
1291     ENUM_TARGET(BS0),
1292     ENUM_TARGET(BS1),
1293     ENUM_END,
1294 };
1295
1296 UNUSED static struct enums termios_cflags_CBAUD[] = {
1297     ENUM_TARGET(B0),
1298     ENUM_TARGET(B50),
1299     ENUM_TARGET(B75),
1300     ENUM_TARGET(B110),
1301     ENUM_TARGET(B134),
1302     ENUM_TARGET(B150),
1303     ENUM_TARGET(B200),
1304     ENUM_TARGET(B300),
1305     ENUM_TARGET(B600),
1306     ENUM_TARGET(B1200),
1307     ENUM_TARGET(B1800),
1308     ENUM_TARGET(B2400),
1309     ENUM_TARGET(B4800),
1310     ENUM_TARGET(B9600),
1311     ENUM_TARGET(B19200),
1312     ENUM_TARGET(B38400),
1313     ENUM_TARGET(B57600),
1314     ENUM_TARGET(B115200),
1315     ENUM_TARGET(B230400),
1316     ENUM_TARGET(B460800),
1317     ENUM_END,
1318 };
1319
1320 UNUSED static struct enums termios_cflags_CSIZE[] = {
1321     ENUM_TARGET(CS5),
1322     ENUM_TARGET(CS6),
1323     ENUM_TARGET(CS7),
1324     ENUM_TARGET(CS8),
1325     ENUM_END,
1326 };
1327
1328 UNUSED static struct flags termios_cflags[] = {
1329     FLAG_TARGET(CSTOPB),
1330     FLAG_TARGET(CREAD),
1331     FLAG_TARGET(PARENB),
1332     FLAG_TARGET(PARODD),
1333     FLAG_TARGET(HUPCL),
1334     FLAG_TARGET(CLOCAL),
1335     FLAG_TARGET(CRTSCTS),
1336     FLAG_END,
1337 };
1338
1339 UNUSED static struct flags termios_lflags[] = {
1340     FLAG_TARGET(ISIG),
1341     FLAG_TARGET(ICANON),
1342     FLAG_TARGET(XCASE),
1343     FLAG_TARGET(ECHO),
1344     FLAG_TARGET(ECHOE),
1345     FLAG_TARGET(ECHOK),
1346     FLAG_TARGET(ECHONL),
1347     FLAG_TARGET(NOFLSH),
1348     FLAG_TARGET(TOSTOP),
1349     FLAG_TARGET(ECHOCTL),
1350     FLAG_TARGET(ECHOPRT),
1351     FLAG_TARGET(ECHOKE),
1352     FLAG_TARGET(FLUSHO),
1353     FLAG_TARGET(PENDIN),
1354     FLAG_TARGET(IEXTEN),
1355     FLAG_TARGET(EXTPROC),
1356     FLAG_END,
1357 };
1358
1359 UNUSED static struct flags mlockall_flags[] = {
1360     FLAG_TARGET(MCL_CURRENT),
1361     FLAG_TARGET(MCL_FUTURE),
1362 #ifdef MCL_ONFAULT
1363     FLAG_TARGET(MCL_ONFAULT),
1364 #endif
1365     FLAG_END,
1366 };
1367
1368 /* IDs of the various system clocks */
1369 #define TARGET_CLOCK_REALTIME              0
1370 #define TARGET_CLOCK_MONOTONIC             1
1371 #define TARGET_CLOCK_PROCESS_CPUTIME_ID    2
1372 #define TARGET_CLOCK_THREAD_CPUTIME_ID     3
1373 #define TARGET_CLOCK_MONOTONIC_RAW         4
1374 #define TARGET_CLOCK_REALTIME_COARSE       5
1375 #define TARGET_CLOCK_MONOTONIC_COARSE      6
1376 #define TARGET_CLOCK_BOOTTIME              7
1377 #define TARGET_CLOCK_REALTIME_ALARM        8
1378 #define TARGET_CLOCK_BOOTTIME_ALARM        9
1379 #define TARGET_CLOCK_SGI_CYCLE             10
1380 #define TARGET_CLOCK_TAI                   11
1381
1382 UNUSED static struct enums clockids[] = {
1383     ENUM_TARGET(CLOCK_REALTIME),
1384     ENUM_TARGET(CLOCK_MONOTONIC),
1385     ENUM_TARGET(CLOCK_PROCESS_CPUTIME_ID),
1386     ENUM_TARGET(CLOCK_THREAD_CPUTIME_ID),
1387     ENUM_TARGET(CLOCK_MONOTONIC_RAW),
1388     ENUM_TARGET(CLOCK_REALTIME_COARSE),
1389     ENUM_TARGET(CLOCK_MONOTONIC_COARSE),
1390     ENUM_TARGET(CLOCK_BOOTTIME),
1391     ENUM_TARGET(CLOCK_REALTIME_ALARM),
1392     ENUM_TARGET(CLOCK_BOOTTIME_ALARM),
1393     ENUM_TARGET(CLOCK_SGI_CYCLE),
1394     ENUM_TARGET(CLOCK_TAI),
1395     ENUM_END,
1396 };
1397
1398 UNUSED static struct enums itimer_types[] = {
1399     ENUM_GENERIC(ITIMER_REAL),
1400     ENUM_GENERIC(ITIMER_VIRTUAL),
1401     ENUM_GENERIC(ITIMER_PROF),
1402     ENUM_END,
1403 };
1404
1405 /*
1406  * print_xxx utility functions.  These are used to print syscall
1407  * parameters in certain format.  All of these have parameter
1408  * named 'last'.  This parameter is used to add comma to output
1409  * when last == 0.
1410  */
1411
1412 static const char *
1413 get_comma(int last)
1414 {
1415     return ((last) ? "" : ",");
1416 }
1417
1418 static void
1419 print_flags(const struct flags *f, abi_long flags, int last)
1420 {
1421     const char *sep = "";
1422     int n;
1423
1424     if ((flags == 0) && (f->f_value == 0)) {
1425         qemu_log("%s%s", f->f_string, get_comma(last));
1426         return;
1427     }
1428     for (n = 0; f->f_string != NULL; f++) {
1429         if ((f->f_value != 0) && ((flags & f->f_value) == f->f_value)) {
1430             qemu_log("%s%s", sep, f->f_string);
1431             flags &= ~f->f_value;
1432             sep = "|";
1433             n++;
1434         }
1435     }
1436
1437     if (n > 0) {
1438         /* print rest of the flags as numeric */
1439         if (flags != 0) {
1440             qemu_log("%s%#x%s", sep, (unsigned int)flags, get_comma(last));
1441         } else {
1442             qemu_log("%s", get_comma(last));
1443         }
1444     } else {
1445         /* no string version of flags found, print them in hex then */
1446         qemu_log("%#x%s", (unsigned int)flags, get_comma(last));
1447     }
1448 }
1449
1450 static void
1451 print_enums(const struct enums *e, abi_long enum_arg, int last)
1452 {
1453     for (; e->e_string != NULL; e++) {
1454         if (e->e_value == enum_arg) {
1455             qemu_log("%s", e->e_string);
1456             break;
1457         }
1458     }
1459
1460     if (e->e_string == NULL) {
1461         qemu_log("%#x", (unsigned int)enum_arg);
1462     }
1463
1464     qemu_log("%s", get_comma(last));
1465 }
1466
1467 static void
1468 print_at_dirfd(abi_long dirfd, int last)
1469 {
1470 #ifdef AT_FDCWD
1471     if (dirfd == AT_FDCWD) {
1472         qemu_log("AT_FDCWD%s", get_comma(last));
1473         return;
1474     }
1475 #endif
1476     qemu_log("%d%s", (int)dirfd, get_comma(last));
1477 }
1478
1479 static void
1480 print_file_mode(abi_long mode, int last)
1481 {
1482     const char *sep = "";
1483     const struct flags *m;
1484
1485     for (m = &mode_flags[0]; m->f_string != NULL; m++) {
1486         if ((m->f_value & mode) == m->f_value) {
1487             qemu_log("%s%s", m->f_string, sep);
1488             sep = "|";
1489             mode &= ~m->f_value;
1490             break;
1491         }
1492     }
1493
1494     mode &= ~S_IFMT;
1495     /* print rest of the mode as octal */
1496     if (mode != 0)
1497         qemu_log("%s%#o", sep, (unsigned int)mode);
1498
1499     qemu_log("%s", get_comma(last));
1500 }
1501
1502 static void
1503 print_open_flags(abi_long flags, int last)
1504 {
1505     print_flags(open_access_flags, flags & TARGET_O_ACCMODE, 1);
1506     flags &= ~TARGET_O_ACCMODE;
1507     if (flags == 0) {
1508         qemu_log("%s", get_comma(last));
1509         return;
1510     }
1511     qemu_log("|");
1512     print_flags(open_flags, flags, last);
1513 }
1514
1515 static void
1516 print_syscall_prologue(const struct syscallname *sc)
1517 {
1518     qemu_log("%s(", sc->name);
1519 }
1520
1521 /*ARGSUSED*/
1522 static void
1523 print_syscall_epilogue(const struct syscallname *sc)
1524 {
1525     (void)sc;
1526     qemu_log(")");
1527 }
1528
1529 static void
1530 print_string(abi_long addr, int last)
1531 {
1532     char *s;
1533
1534     if ((s = lock_user_string(addr)) != NULL) {
1535         qemu_log("\"%s\"%s", s, get_comma(last));
1536         unlock_user(s, addr, 0);
1537     } else {
1538         /* can't get string out of it, so print it as pointer */
1539         print_pointer(addr, last);
1540     }
1541 }
1542
1543 #define MAX_PRINT_BUF 40
1544 static void
1545 print_buf(abi_long addr, abi_long len, int last)
1546 {
1547     uint8_t *s;
1548     int i;
1549
1550     s = lock_user(VERIFY_READ, addr, len, 1);
1551     if (s) {
1552         qemu_log("\"");
1553         for (i = 0; i < MAX_PRINT_BUF && i < len; i++) {
1554             if (isprint(s[i])) {
1555                 qemu_log("%c", s[i]);
1556             } else {
1557                 qemu_log("\\%o", s[i]);
1558             }
1559         }
1560         qemu_log("\"");
1561         if (i != len) {
1562             qemu_log("...");
1563         }
1564         if (!last) {
1565             qemu_log(",");
1566         }
1567         unlock_user(s, addr, 0);
1568     } else {
1569         print_pointer(addr, last);
1570     }
1571 }
1572
1573 /*
1574  * Prints out raw parameter using given format.  Caller needs
1575  * to do byte swapping if needed.
1576  */
1577 static void
1578 print_raw_param(const char *fmt, abi_long param, int last)
1579 {
1580     char format[64];
1581
1582     (void) snprintf(format, sizeof (format), "%s%s", fmt, get_comma(last));
1583     qemu_log(format, param);
1584 }
1585
1586 static void
1587 print_pointer(abi_long p, int last)
1588 {
1589     if (p == 0)
1590         qemu_log("NULL%s", get_comma(last));
1591     else
1592         qemu_log("0x" TARGET_ABI_FMT_lx "%s", p, get_comma(last));
1593 }
1594
1595 /*
1596  * Reads 32-bit (int) number from guest address space from
1597  * address 'addr' and prints it.
1598  */
1599 static void
1600 print_number(abi_long addr, int last)
1601 {
1602     if (addr == 0) {
1603         qemu_log("NULL%s", get_comma(last));
1604     } else {
1605         int num;
1606
1607         get_user_s32(num, addr);
1608         qemu_log("[%d]%s", num, get_comma(last));
1609     }
1610 }
1611
1612 static void
1613 print_timeval(abi_ulong tv_addr, int last)
1614 {
1615     if( tv_addr ) {
1616         struct target_timeval *tv;
1617
1618         tv = lock_user(VERIFY_READ, tv_addr, sizeof(*tv), 1);
1619         if (!tv) {
1620             print_pointer(tv_addr, last);
1621             return;
1622         }
1623         qemu_log("{tv_sec = " TARGET_ABI_FMT_ld
1624                  ",tv_usec = " TARGET_ABI_FMT_ld "}%s",
1625                  tswapal(tv->tv_sec), tswapal(tv->tv_usec), get_comma(last));
1626         unlock_user(tv, tv_addr, 0);
1627     } else
1628         qemu_log("NULL%s", get_comma(last));
1629 }
1630
1631 static void
1632 print_timespec(abi_ulong ts_addr, int last)
1633 {
1634     if (ts_addr) {
1635         struct target_timespec *ts;
1636
1637         ts = lock_user(VERIFY_READ, ts_addr, sizeof(*ts), 1);
1638         if (!ts) {
1639             print_pointer(ts_addr, last);
1640             return;
1641         }
1642         qemu_log("{tv_sec = " TARGET_ABI_FMT_ld
1643                  ",tv_nsec = " TARGET_ABI_FMT_ld "}%s",
1644                  tswapal(ts->tv_sec), tswapal(ts->tv_nsec), get_comma(last));
1645         unlock_user(ts, ts_addr, 0);
1646     } else {
1647         qemu_log("NULL%s", get_comma(last));
1648     }
1649 }
1650
1651 static void
1652 print_timezone(abi_ulong tz_addr, int last)
1653 {
1654     if (tz_addr) {
1655         struct target_timezone *tz;
1656
1657         tz = lock_user(VERIFY_READ, tz_addr, sizeof(*tz), 1);
1658         if (!tz) {
1659             print_pointer(tz_addr, last);
1660             return;
1661         }
1662         qemu_log("{%d,%d}%s", tswap32(tz->tz_minuteswest),
1663                  tswap32(tz->tz_dsttime), get_comma(last));
1664         unlock_user(tz, tz_addr, 0);
1665     } else {
1666         qemu_log("NULL%s", get_comma(last));
1667     }
1668 }
1669
1670 static void
1671 print_itimerval(abi_ulong it_addr, int last)
1672 {
1673     if (it_addr) {
1674         qemu_log("{it_interval=");
1675         print_timeval(it_addr +
1676                       offsetof(struct target_itimerval, it_interval), 0);
1677         qemu_log("it_value=");
1678         print_timeval(it_addr +
1679                       offsetof(struct target_itimerval, it_value), 0);
1680         qemu_log("}%s", get_comma(last));
1681     } else {
1682         qemu_log("NULL%s", get_comma(last));
1683     }
1684 }
1685
1686 void
1687 print_termios(void *arg)
1688 {
1689     const struct target_termios *target = arg;
1690
1691     target_tcflag_t iflags = tswap32(target->c_iflag);
1692     target_tcflag_t oflags = tswap32(target->c_oflag);
1693     target_tcflag_t cflags = tswap32(target->c_cflag);
1694     target_tcflag_t lflags = tswap32(target->c_lflag);
1695
1696     qemu_log("{");
1697
1698     qemu_log("c_iflag = ");
1699     print_flags(termios_iflags, iflags, 0);
1700
1701     qemu_log("c_oflag = ");
1702     target_tcflag_t oflags_clean =  oflags & ~(TARGET_NLDLY | TARGET_CRDLY |
1703                                                TARGET_TABDLY | TARGET_BSDLY |
1704                                                TARGET_VTDLY | TARGET_FFDLY);
1705     print_flags(termios_oflags, oflags_clean, 0);
1706     if (oflags & TARGET_NLDLY) {
1707         print_enums(termios_oflags_NLDLY, oflags & TARGET_NLDLY, 0);
1708     }
1709     if (oflags & TARGET_CRDLY) {
1710         print_enums(termios_oflags_CRDLY, oflags & TARGET_CRDLY, 0);
1711     }
1712     if (oflags & TARGET_TABDLY) {
1713         print_enums(termios_oflags_TABDLY, oflags & TARGET_TABDLY, 0);
1714     }
1715     if (oflags & TARGET_BSDLY) {
1716         print_enums(termios_oflags_BSDLY, oflags & TARGET_BSDLY, 0);
1717     }
1718     if (oflags & TARGET_VTDLY) {
1719         print_enums(termios_oflags_VTDLY, oflags & TARGET_VTDLY, 0);
1720     }
1721     if (oflags & TARGET_FFDLY) {
1722         print_enums(termios_oflags_FFDLY, oflags & TARGET_FFDLY, 0);
1723     }
1724
1725     qemu_log("c_cflag = ");
1726     if (cflags & TARGET_CBAUD) {
1727         print_enums(termios_cflags_CBAUD, cflags & TARGET_CBAUD, 0);
1728     }
1729     if (cflags & TARGET_CSIZE) {
1730         print_enums(termios_cflags_CSIZE, cflags & TARGET_CSIZE, 0);
1731     }
1732     target_tcflag_t cflags_clean = cflags & ~(TARGET_CBAUD | TARGET_CSIZE);
1733     print_flags(termios_cflags, cflags_clean, 0);
1734
1735     qemu_log("c_lflag = ");
1736     print_flags(termios_lflags, lflags, 0);
1737
1738     qemu_log("c_cc = ");
1739     qemu_log("\"%s\",", target->c_cc);
1740
1741     qemu_log("c_line = ");
1742     print_raw_param("\'%c\'", target->c_line, 1);
1743
1744     qemu_log("}");
1745 }
1746
1747 #undef UNUSED
1748
1749 #ifdef TARGET_NR_accept
1750 static void
1751 print_accept(void *cpu_env, const struct syscallname *name,
1752              abi_long arg0, abi_long arg1, abi_long arg2,
1753              abi_long arg3, abi_long arg4, abi_long arg5)
1754 {
1755     print_syscall_prologue(name);
1756     print_raw_param("%d", arg0, 0);
1757     print_pointer(arg1, 0);
1758     print_number(arg2, 1);
1759     print_syscall_epilogue(name);
1760 }
1761 #endif
1762
1763 #ifdef TARGET_NR_access
1764 static void
1765 print_access(void *cpu_env, const struct syscallname *name,
1766              abi_long arg0, abi_long arg1, abi_long arg2,
1767              abi_long arg3, abi_long arg4, abi_long arg5)
1768 {
1769     print_syscall_prologue(name);
1770     print_string(arg0, 0);
1771     print_flags(access_flags, arg1, 1);
1772     print_syscall_epilogue(name);
1773 }
1774 #endif
1775
1776 #ifdef TARGET_NR_acct
1777 static void
1778 print_acct(void *cpu_env, const struct syscallname *name,
1779            abi_long arg0, abi_long arg1, abi_long arg2,
1780            abi_long arg3, abi_long arg4, abi_long arg5)
1781 {
1782     print_syscall_prologue(name);
1783     print_string(arg0, 1);
1784     print_syscall_epilogue(name);
1785 }
1786 #endif
1787
1788 #ifdef TARGET_NR_brk
1789 static void
1790 print_brk(void *cpu_env, const struct syscallname *name,
1791           abi_long arg0, abi_long arg1, abi_long arg2,
1792           abi_long arg3, abi_long arg4, abi_long arg5)
1793 {
1794     print_syscall_prologue(name);
1795     print_pointer(arg0, 1);
1796     print_syscall_epilogue(name);
1797 }
1798 #endif
1799
1800 #ifdef TARGET_NR_chdir
1801 static void
1802 print_chdir(void *cpu_env, const struct syscallname *name,
1803             abi_long arg0, abi_long arg1, abi_long arg2,
1804             abi_long arg3, abi_long arg4, abi_long arg5)
1805 {
1806     print_syscall_prologue(name);
1807     print_string(arg0, 1);
1808     print_syscall_epilogue(name);
1809 }
1810 #endif
1811
1812 #ifdef TARGET_NR_chroot
1813 static void
1814 print_chroot(void *cpu_env, const struct syscallname *name,
1815              abi_long arg0, abi_long arg1, abi_long arg2,
1816              abi_long arg3, abi_long arg4, abi_long arg5)
1817 {
1818     print_syscall_prologue(name);
1819     print_string(arg0, 1);
1820     print_syscall_epilogue(name);
1821 }
1822 #endif
1823
1824 #ifdef TARGET_NR_chmod
1825 static void
1826 print_chmod(void *cpu_env, const struct syscallname *name,
1827             abi_long arg0, abi_long arg1, abi_long arg2,
1828             abi_long arg3, abi_long arg4, abi_long arg5)
1829 {
1830     print_syscall_prologue(name);
1831     print_string(arg0, 0);
1832     print_file_mode(arg1, 1);
1833     print_syscall_epilogue(name);
1834 }
1835 #endif
1836
1837 #if defined(TARGET_NR_chown) || defined(TARGET_NR_lchown)
1838 static void
1839 print_chown(void *cpu_env, const struct syscallname *name,
1840             abi_long arg0, abi_long arg1, abi_long arg2,
1841             abi_long arg3, abi_long arg4, abi_long arg5)
1842 {
1843     print_syscall_prologue(name);
1844     print_string(arg0, 0);
1845     print_raw_param("%d", arg1, 0);
1846     print_raw_param("%d", arg2, 1);
1847     print_syscall_epilogue(name);
1848 }
1849 #define print_lchown     print_chown
1850 #endif
1851
1852 #ifdef TARGET_NR_clock_adjtime
1853 static void
1854 print_clock_adjtime(void *cpu_env, const struct syscallname *name,
1855                     abi_long arg0, abi_long arg1, abi_long arg2,
1856                     abi_long arg3, abi_long arg4, abi_long arg5)
1857 {
1858     print_syscall_prologue(name);
1859     print_enums(clockids, arg0, 0);
1860     print_pointer(arg1, 1);
1861     print_syscall_epilogue(name);
1862 }
1863 #endif
1864
1865 #ifdef TARGET_NR_clone
1866 static void do_print_clone(unsigned int flags, abi_ulong newsp,
1867                            abi_ulong parent_tidptr, target_ulong newtls,
1868                            abi_ulong child_tidptr)
1869 {
1870     print_flags(clone_flags, flags, 0);
1871     print_raw_param("child_stack=0x" TARGET_ABI_FMT_lx, newsp, 0);
1872     print_raw_param("parent_tidptr=0x" TARGET_ABI_FMT_lx, parent_tidptr, 0);
1873     print_raw_param("tls=0x" TARGET_ABI_FMT_lx, newtls, 0);
1874     print_raw_param("child_tidptr=0x" TARGET_ABI_FMT_lx, child_tidptr, 1);
1875 }
1876
1877 static void
1878 print_clone(void *cpu_env, const struct syscallname *name,
1879             abi_long arg1, abi_long arg2, abi_long arg3,
1880             abi_long arg4, abi_long arg5, abi_long arg6)
1881 {
1882     print_syscall_prologue(name);
1883 #if defined(TARGET_MICROBLAZE)
1884     do_print_clone(arg1, arg2, arg4, arg6, arg5);
1885 #elif defined(TARGET_CLONE_BACKWARDS)
1886     do_print_clone(arg1, arg2, arg3, arg4, arg5);
1887 #elif defined(TARGET_CLONE_BACKWARDS2)
1888     do_print_clone(arg2, arg1, arg3, arg5, arg4);
1889 #else
1890     do_print_clone(arg1, arg2, arg3, arg5, arg4);
1891 #endif
1892     print_syscall_epilogue(name);
1893 }
1894 #endif
1895
1896 #ifdef TARGET_NR_creat
1897 static void
1898 print_creat(void *cpu_env, const struct syscallname *name,
1899             abi_long arg0, abi_long arg1, abi_long arg2,
1900             abi_long arg3, abi_long arg4, abi_long arg5)
1901 {
1902     print_syscall_prologue(name);
1903     print_string(arg0, 0);
1904     print_file_mode(arg1, 1);
1905     print_syscall_epilogue(name);
1906 }
1907 #endif
1908
1909 #ifdef TARGET_NR_execv
1910 static void
1911 print_execv(void *cpu_env, const struct syscallname *name,
1912             abi_long arg0, abi_long arg1, abi_long arg2,
1913             abi_long arg3, abi_long arg4, abi_long arg5)
1914 {
1915     print_syscall_prologue(name);
1916     print_string(arg0, 0);
1917     print_raw_param("0x" TARGET_ABI_FMT_lx, arg1, 1);
1918     print_syscall_epilogue(name);
1919 }
1920 #endif
1921
1922 #ifdef TARGET_NR_faccessat
1923 static void
1924 print_faccessat(void *cpu_env, const struct syscallname *name,
1925                 abi_long arg0, abi_long arg1, abi_long arg2,
1926                 abi_long arg3, abi_long arg4, abi_long arg5)
1927 {
1928     print_syscall_prologue(name);
1929     print_at_dirfd(arg0, 0);
1930     print_string(arg1, 0);
1931     print_flags(access_flags, arg2, 0);
1932     print_flags(at_file_flags, arg3, 1);
1933     print_syscall_epilogue(name);
1934 }
1935 #endif
1936
1937 #ifdef TARGET_NR_fallocate
1938 static void
1939 print_fallocate(void *cpu_env, const struct syscallname *name,
1940                 abi_long arg0, abi_long arg1, abi_long arg2,
1941                 abi_long arg3, abi_long arg4, abi_long arg5)
1942 {
1943     print_syscall_prologue(name);
1944     print_raw_param("%d", arg0, 0);
1945     print_flags(falloc_flags, arg1, 0);
1946 #if TARGET_ABI_BITS == 32
1947     print_raw_param("%" PRIu64, target_offset64(arg2, arg3), 0);
1948     print_raw_param("%" PRIu64, target_offset64(arg4, arg5), 1);
1949 #else
1950     print_raw_param(TARGET_ABI_FMT_ld, arg2, 0);
1951     print_raw_param(TARGET_ABI_FMT_ld, arg3, 1);
1952 #endif
1953     print_syscall_epilogue(name);
1954 }
1955 #endif
1956
1957 #ifdef TARGET_NR_fchmodat
1958 static void
1959 print_fchmodat(void *cpu_env, const struct syscallname *name,
1960                abi_long arg0, abi_long arg1, abi_long arg2,
1961                abi_long arg3, abi_long arg4, abi_long arg5)
1962 {
1963     print_syscall_prologue(name);
1964     print_at_dirfd(arg0, 0);
1965     print_string(arg1, 0);
1966     print_file_mode(arg2, 0);
1967     print_flags(at_file_flags, arg3, 1);
1968     print_syscall_epilogue(name);
1969 }
1970 #endif
1971
1972 #ifdef TARGET_NR_fchownat
1973 static void
1974 print_fchownat(void *cpu_env, const struct syscallname *name,
1975                abi_long arg0, abi_long arg1, abi_long arg2,
1976                abi_long arg3, abi_long arg4, abi_long arg5)
1977 {
1978     print_syscall_prologue(name);
1979     print_at_dirfd(arg0, 0);
1980     print_string(arg1, 0);
1981     print_raw_param("%d", arg2, 0);
1982     print_raw_param("%d", arg3, 0);
1983     print_flags(at_file_flags, arg4, 1);
1984     print_syscall_epilogue(name);
1985 }
1986 #endif
1987
1988 #if defined(TARGET_NR_fcntl) || defined(TARGET_NR_fcntl64)
1989 static void
1990 print_fcntl(void *cpu_env, const struct syscallname *name,
1991             abi_long arg0, abi_long arg1, abi_long arg2,
1992             abi_long arg3, abi_long arg4, abi_long arg5)
1993 {
1994     print_syscall_prologue(name);
1995     print_raw_param("%d", arg0, 0);
1996     switch(arg1) {
1997     case TARGET_F_DUPFD:
1998         qemu_log("F_DUPFD,");
1999         print_raw_param(TARGET_ABI_FMT_ld, arg2, 1);
2000         break;
2001     case TARGET_F_GETFD:
2002         qemu_log("F_GETFD");
2003         break;
2004     case TARGET_F_SETFD:
2005         qemu_log("F_SETFD,");
2006         print_raw_param(TARGET_ABI_FMT_ld, arg2, 1);
2007         break;
2008     case TARGET_F_GETFL:
2009         qemu_log("F_GETFL");
2010         break;
2011     case TARGET_F_SETFL:
2012         qemu_log("F_SETFL,");
2013         print_open_flags(arg2, 1);
2014         break;
2015     case TARGET_F_GETLK:
2016         qemu_log("F_GETLK,");
2017         print_pointer(arg2, 1);
2018         break;
2019     case TARGET_F_SETLK:
2020         qemu_log("F_SETLK,");
2021         print_pointer(arg2, 1);
2022         break;
2023     case TARGET_F_SETLKW:
2024         qemu_log("F_SETLKW,");
2025         print_pointer(arg2, 1);
2026         break;
2027     case TARGET_F_GETOWN:
2028         qemu_log("F_GETOWN");
2029         break;
2030     case TARGET_F_SETOWN:
2031         qemu_log("F_SETOWN,");
2032         print_raw_param(TARGET_ABI_FMT_ld, arg2, 0);
2033         break;
2034     case TARGET_F_GETSIG:
2035         qemu_log("F_GETSIG");
2036         break;
2037     case TARGET_F_SETSIG:
2038         qemu_log("F_SETSIG,");
2039         print_raw_param(TARGET_ABI_FMT_ld, arg2, 0);
2040         break;
2041 #if TARGET_ABI_BITS == 32
2042     case TARGET_F_GETLK64:
2043         qemu_log("F_GETLK64,");
2044         print_pointer(arg2, 1);
2045         break;
2046     case TARGET_F_SETLK64:
2047         qemu_log("F_SETLK64,");
2048         print_pointer(arg2, 1);
2049         break;
2050     case TARGET_F_SETLKW64:
2051         qemu_log("F_SETLKW64,");
2052         print_pointer(arg2, 1);
2053         break;
2054 #endif
2055     case TARGET_F_OFD_GETLK:
2056         qemu_log("F_OFD_GETLK,");
2057         print_pointer(arg2, 1);
2058         break;
2059     case TARGET_F_OFD_SETLK:
2060         qemu_log("F_OFD_SETLK,");
2061         print_pointer(arg2, 1);
2062         break;
2063     case TARGET_F_OFD_SETLKW:
2064         qemu_log("F_OFD_SETLKW,");
2065         print_pointer(arg2, 1);
2066         break;
2067     case TARGET_F_SETLEASE:
2068         qemu_log("F_SETLEASE,");
2069         print_raw_param(TARGET_ABI_FMT_ld, arg2, 0);
2070         break;
2071     case TARGET_F_GETLEASE:
2072         qemu_log("F_GETLEASE");
2073         break;
2074     case TARGET_F_SETPIPE_SZ:
2075         qemu_log("F_SETPIPE_SZ,");
2076         print_raw_param(TARGET_ABI_FMT_ld, arg2, 1);
2077         break;
2078     case TARGET_F_GETPIPE_SZ:
2079         qemu_log("F_GETPIPE_SZ");
2080         break;
2081     case TARGET_F_DUPFD_CLOEXEC:
2082         qemu_log("F_DUPFD_CLOEXEC,");
2083         print_raw_param(TARGET_ABI_FMT_ld, arg2, 1);
2084         break;
2085     case TARGET_F_NOTIFY:
2086         qemu_log("F_NOTIFY,");
2087         print_raw_param(TARGET_ABI_FMT_ld, arg2, 0);
2088         break;
2089     default:
2090         print_raw_param(TARGET_ABI_FMT_ld, arg1, 0);
2091         print_pointer(arg2, 1);
2092         break;
2093     }
2094     print_syscall_epilogue(name);
2095 }
2096 #define print_fcntl64   print_fcntl
2097 #endif
2098
2099 #ifdef TARGET_NR_fgetxattr
2100 static void
2101 print_fgetxattr(void *cpu_env, const struct syscallname *name,
2102                 abi_long arg0, abi_long arg1, abi_long arg2,
2103                 abi_long arg3, abi_long arg4, abi_long arg5)
2104 {
2105     print_syscall_prologue(name);
2106     print_raw_param("%d", arg0, 0);
2107     print_string(arg1, 0);
2108     print_pointer(arg2, 0);
2109     print_raw_param(TARGET_FMT_lu, arg3, 1);
2110     print_syscall_epilogue(name);
2111 }
2112 #endif
2113
2114 #ifdef TARGET_NR_flistxattr
2115 static void
2116 print_flistxattr(void *cpu_env, const struct syscallname *name,
2117                  abi_long arg0, abi_long arg1, abi_long arg2,
2118                  abi_long arg3, abi_long arg4, abi_long arg5)
2119 {
2120     print_syscall_prologue(name);
2121     print_raw_param("%d", arg0, 0);
2122     print_pointer(arg1, 0);
2123     print_raw_param(TARGET_FMT_lu, arg2, 1);
2124     print_syscall_epilogue(name);
2125 }
2126 #endif
2127
2128 #if defined(TARGET_NR_getxattr) || defined(TARGET_NR_lgetxattr)
2129 static void
2130 print_getxattr(void *cpu_env, const struct syscallname *name,
2131                abi_long arg0, abi_long arg1, abi_long arg2,
2132                abi_long arg3, abi_long arg4, abi_long arg5)
2133 {
2134     print_syscall_prologue(name);
2135     print_string(arg0, 0);
2136     print_string(arg1, 0);
2137     print_pointer(arg2, 0);
2138     print_raw_param(TARGET_FMT_lu, arg3, 1);
2139     print_syscall_epilogue(name);
2140 }
2141 #define print_lgetxattr     print_getxattr
2142 #endif
2143
2144 #if defined(TARGET_NR_listxattr) || defined(TARGET_NR_llistxattr)
2145 static void
2146 print_listxattr(void *cpu_env, const struct syscallname *name,
2147                 abi_long arg0, abi_long arg1, abi_long arg2,
2148                 abi_long arg3, abi_long arg4, abi_long arg5)
2149 {
2150     print_syscall_prologue(name);
2151     print_string(arg0, 0);
2152     print_pointer(arg1, 0);
2153     print_raw_param(TARGET_FMT_lu, arg2, 1);
2154     print_syscall_epilogue(name);
2155 }
2156 #define print_llistxattr     print_listxattr
2157 #endif
2158
2159 #if defined(TARGET_NR_fremovexattr)
2160 static void
2161 print_fremovexattr(void *cpu_env, const struct syscallname *name,
2162                    abi_long arg0, abi_long arg1, abi_long arg2,
2163                    abi_long arg3, abi_long arg4, abi_long arg5)
2164 {
2165     print_syscall_prologue(name);
2166     print_raw_param("%d", arg0, 0);
2167     print_string(arg1, 1);
2168     print_syscall_epilogue(name);
2169 }
2170 #endif
2171
2172 #if defined(TARGET_NR_removexattr) || defined(TARGET_NR_lremovexattr)
2173 static void
2174 print_removexattr(void *cpu_env, const struct syscallname *name,
2175                   abi_long arg0, abi_long arg1, abi_long arg2,
2176                   abi_long arg3, abi_long arg4, abi_long arg5)
2177 {
2178     print_syscall_prologue(name);
2179     print_string(arg0, 0);
2180     print_string(arg1, 1);
2181     print_syscall_epilogue(name);
2182 }
2183 #define print_lremovexattr     print_removexattr
2184 #endif
2185
2186 #ifdef TARGET_NR_futimesat
2187 static void
2188 print_futimesat(void *cpu_env, const struct syscallname *name,
2189                 abi_long arg0, abi_long arg1, abi_long arg2,
2190                 abi_long arg3, abi_long arg4, abi_long arg5)
2191 {
2192     print_syscall_prologue(name);
2193     print_at_dirfd(arg0, 0);
2194     print_string(arg1, 0);
2195     print_timeval(arg2, 0);
2196     print_timeval(arg2 + sizeof (struct target_timeval), 1);
2197     print_syscall_epilogue(name);
2198 }
2199 #endif
2200
2201 #ifdef TARGET_NR_gettimeofday
2202 static void
2203 print_gettimeofday(void *cpu_env, const struct syscallname *name,
2204                    abi_long arg0, abi_long arg1, abi_long arg2,
2205                    abi_long arg3, abi_long arg4, abi_long arg5)
2206 {
2207     print_syscall_prologue(name);
2208     print_pointer(arg0, 0);
2209     print_pointer(arg1, 1);
2210     print_syscall_epilogue(name);
2211 }
2212 #endif
2213
2214 #ifdef TARGET_NR_settimeofday
2215 static void
2216 print_settimeofday(void *cpu_env, 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_timeval(arg0, 0);
2222     print_timezone(arg1, 1);
2223     print_syscall_epilogue(name);
2224 }
2225 #endif
2226
2227 #if defined(TARGET_NR_clock_gettime) || defined(TARGET_NR_clock_getres)
2228 static void
2229 print_clock_gettime(void *cpu_env, const struct syscallname *name,
2230                     abi_long arg0, abi_long arg1, abi_long arg2,
2231                     abi_long arg3, abi_long arg4, abi_long arg5)
2232 {
2233     print_syscall_prologue(name);
2234     print_enums(clockids, arg0, 0);
2235     print_pointer(arg1, 1);
2236     print_syscall_epilogue(name);
2237 }
2238 #define print_clock_getres     print_clock_gettime
2239 #endif
2240
2241 #ifdef TARGET_NR_clock_settime
2242 static void
2243 print_clock_settime(void *cpu_env, const struct syscallname *name,
2244                     abi_long arg0, abi_long arg1, abi_long arg2,
2245                     abi_long arg3, abi_long arg4, abi_long arg5)
2246 {
2247     print_syscall_prologue(name);
2248     print_enums(clockids, arg0, 0);
2249     print_timespec(arg1, 1);
2250     print_syscall_epilogue(name);
2251 }
2252 #endif
2253
2254 #ifdef TARGET_NR_getitimer
2255 static void
2256 print_getitimer(void *cpu_env, const struct syscallname *name,
2257                 abi_long arg0, abi_long arg1, abi_long arg2,
2258                 abi_long arg3, abi_long arg4, abi_long arg5)
2259 {
2260     print_syscall_prologue(name);
2261     print_enums(itimer_types, arg0, 0);
2262     print_pointer(arg1, 1);
2263     print_syscall_epilogue(name);
2264 }
2265 #endif
2266
2267 #ifdef TARGET_NR_setitimer
2268 static void
2269 print_setitimer(void *cpu_env, const struct syscallname *name,
2270                 abi_long arg0, abi_long arg1, abi_long arg2,
2271                 abi_long arg3, abi_long arg4, abi_long arg5)
2272 {
2273     print_syscall_prologue(name);
2274     print_enums(itimer_types, arg0, 0);
2275     print_itimerval(arg1, 0);
2276     print_pointer(arg2, 1);
2277     print_syscall_epilogue(name);
2278 }
2279 #endif
2280
2281 #ifdef TARGET_NR_link
2282 static void
2283 print_link(void *cpu_env, const struct syscallname *name,
2284            abi_long arg0, abi_long arg1, abi_long arg2,
2285            abi_long arg3, abi_long arg4, abi_long arg5)
2286 {
2287     print_syscall_prologue(name);
2288     print_string(arg0, 0);
2289     print_string(arg1, 1);
2290     print_syscall_epilogue(name);
2291 }
2292 #endif
2293
2294 #ifdef TARGET_NR_linkat
2295 static void
2296 print_linkat(void *cpu_env, const struct syscallname *name,
2297              abi_long arg0, abi_long arg1, abi_long arg2,
2298              abi_long arg3, abi_long arg4, abi_long arg5)
2299 {
2300     print_syscall_prologue(name);
2301     print_at_dirfd(arg0, 0);
2302     print_string(arg1, 0);
2303     print_at_dirfd(arg2, 0);
2304     print_string(arg3, 0);
2305     print_flags(at_file_flags, arg4, 1);
2306     print_syscall_epilogue(name);
2307 }
2308 #endif
2309
2310 #ifdef TARGET_NR__llseek
2311 static void
2312 print__llseek(void *cpu_env, const struct syscallname *name,
2313               abi_long arg0, abi_long arg1, abi_long arg2,
2314               abi_long arg3, abi_long arg4, abi_long arg5)
2315 {
2316     const char *whence = "UNKNOWN";
2317     print_syscall_prologue(name);
2318     print_raw_param("%d", arg0, 0);
2319     print_raw_param("%ld", arg1, 0);
2320     print_raw_param("%ld", arg2, 0);
2321     print_pointer(arg3, 0);
2322     switch(arg4) {
2323     case SEEK_SET: whence = "SEEK_SET"; break;
2324     case SEEK_CUR: whence = "SEEK_CUR"; break;
2325     case SEEK_END: whence = "SEEK_END"; break;
2326     }
2327     qemu_log("%s", whence);
2328     print_syscall_epilogue(name);
2329 }
2330 #endif
2331
2332 #ifdef TARGET_NR_lseek
2333 static void
2334 print_lseek(void *cpu_env, const struct syscallname *name,
2335             abi_long arg0, abi_long arg1, abi_long arg2,
2336             abi_long arg3, abi_long arg4, abi_long arg5)
2337 {
2338     print_syscall_prologue(name);
2339     print_raw_param("%d", arg0, 0);
2340     print_raw_param(TARGET_ABI_FMT_ld, arg1, 0);
2341     switch (arg2) {
2342     case SEEK_SET:
2343         qemu_log("SEEK_SET"); break;
2344     case SEEK_CUR:
2345         qemu_log("SEEK_CUR"); break;
2346     case SEEK_END:
2347         qemu_log("SEEK_END"); break;
2348 #ifdef SEEK_DATA
2349     case SEEK_DATA:
2350         qemu_log("SEEK_DATA"); break;
2351 #endif
2352 #ifdef SEEK_HOLE
2353     case SEEK_HOLE:
2354         qemu_log("SEEK_HOLE"); break;
2355 #endif
2356     default:
2357         print_raw_param("%#x", arg2, 1);
2358     }
2359     print_syscall_epilogue(name);
2360 }
2361 #endif
2362
2363 #ifdef TARGET_NR_truncate
2364 static void
2365 print_truncate(void *cpu_env, const struct syscallname *name,
2366                abi_long arg0, abi_long arg1, abi_long arg2,
2367                abi_long arg3, abi_long arg4, abi_long arg5)
2368 {
2369     print_syscall_prologue(name);
2370     print_string(arg0, 0);
2371     print_raw_param(TARGET_ABI_FMT_ld, arg1, 1);
2372     print_syscall_epilogue(name);
2373 }
2374 #endif
2375
2376 #ifdef TARGET_NR_truncate64
2377 static void
2378 print_truncate64(void *cpu_env, const struct syscallname *name,
2379                  abi_long arg0, abi_long arg1, abi_long arg2,
2380                  abi_long arg3, abi_long arg4, abi_long arg5)
2381 {
2382     print_syscall_prologue(name);
2383     print_string(arg0, 0);
2384     if (regpairs_aligned(cpu_env, TARGET_NR_truncate64)) {
2385         arg1 = arg2;
2386         arg2 = arg3;
2387     }
2388     print_raw_param("%" PRIu64, target_offset64(arg1, arg2), 1);
2389     print_syscall_epilogue(name);
2390 }
2391 #endif
2392
2393 #ifdef TARGET_NR_ftruncate64
2394 static void
2395 print_ftruncate64(void *cpu_env, 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_raw_param("%d", arg0, 0);
2401     if (regpairs_aligned(cpu_env, TARGET_NR_ftruncate64)) {
2402         arg1 = arg2;
2403         arg2 = arg3;
2404     }
2405     print_raw_param("%" PRIu64, target_offset64(arg1, arg2), 1);
2406     print_syscall_epilogue(name);
2407 }
2408 #endif
2409
2410 #ifdef TARGET_NR_mlockall
2411 static void
2412 print_mlockall(void *cpu_env, const struct syscallname *name,
2413                abi_long arg0, abi_long arg1, abi_long arg2,
2414                abi_long arg3, abi_long arg4, abi_long arg5)
2415 {
2416     print_syscall_prologue(name);
2417     print_flags(mlockall_flags, arg0, 1);
2418     print_syscall_epilogue(name);
2419 }
2420 #endif
2421
2422 #if defined(TARGET_NR_socket)
2423 static void
2424 print_socket(void *cpu_env, const struct syscallname *name,
2425              abi_long arg0, abi_long arg1, abi_long arg2,
2426              abi_long arg3, abi_long arg4, abi_long arg5)
2427 {
2428     abi_ulong domain = arg0, type = arg1, protocol = arg2;
2429
2430     print_syscall_prologue(name);
2431     print_socket_domain(domain);
2432     qemu_log(",");
2433     print_socket_type(type);
2434     qemu_log(",");
2435     if (domain == AF_PACKET ||
2436         (domain == AF_INET && type == TARGET_SOCK_PACKET)) {
2437         protocol = tswap16(protocol);
2438     }
2439     print_socket_protocol(domain, type, protocol);
2440     print_syscall_epilogue(name);
2441 }
2442
2443 #endif
2444
2445 #if defined(TARGET_NR_socketcall) || defined(TARGET_NR_bind)
2446
2447 static void print_sockfd(abi_long sockfd, int last)
2448 {
2449     print_raw_param(TARGET_ABI_FMT_ld, sockfd, last);
2450 }
2451
2452 #endif
2453
2454 #if defined(TARGET_NR_socketcall)
2455
2456 #define get_user_ualx(x, gaddr, idx) \
2457         get_user_ual(x, (gaddr) + (idx) * sizeof(abi_long))
2458
2459 static void do_print_socket(const char *name, abi_long arg1)
2460 {
2461     abi_ulong domain, type, protocol;
2462
2463     get_user_ualx(domain, arg1, 0);
2464     get_user_ualx(type, arg1, 1);
2465     get_user_ualx(protocol, arg1, 2);
2466     qemu_log("%s(", name);
2467     print_socket_domain(domain);
2468     qemu_log(",");
2469     print_socket_type(type);
2470     qemu_log(",");
2471     if (domain == AF_PACKET ||
2472         (domain == AF_INET && type == TARGET_SOCK_PACKET)) {
2473         protocol = tswap16(protocol);
2474     }
2475     print_socket_protocol(domain, type, protocol);
2476     qemu_log(")");
2477 }
2478
2479 static void do_print_sockaddr(const char *name, abi_long arg1)
2480 {
2481     abi_ulong sockfd, addr, addrlen;
2482
2483     get_user_ualx(sockfd, arg1, 0);
2484     get_user_ualx(addr, arg1, 1);
2485     get_user_ualx(addrlen, arg1, 2);
2486
2487     qemu_log("%s(", name);
2488     print_sockfd(sockfd, 0);
2489     print_sockaddr(addr, addrlen, 0);
2490     qemu_log(")");
2491 }
2492
2493 static void do_print_listen(const char *name, abi_long arg1)
2494 {
2495     abi_ulong sockfd, backlog;
2496
2497     get_user_ualx(sockfd, arg1, 0);
2498     get_user_ualx(backlog, arg1, 1);
2499
2500     qemu_log("%s(", name);
2501     print_sockfd(sockfd, 0);
2502     print_raw_param(TARGET_ABI_FMT_ld, backlog, 1);
2503     qemu_log(")");
2504 }
2505
2506 static void do_print_socketpair(const char *name, abi_long arg1)
2507 {
2508     abi_ulong domain, type, protocol, tab;
2509
2510     get_user_ualx(domain, arg1, 0);
2511     get_user_ualx(type, arg1, 1);
2512     get_user_ualx(protocol, arg1, 2);
2513     get_user_ualx(tab, arg1, 3);
2514
2515     qemu_log("%s(", name);
2516     print_socket_domain(domain);
2517     qemu_log(",");
2518     print_socket_type(type);
2519     qemu_log(",");
2520     print_socket_protocol(domain, type, protocol);
2521     qemu_log(",");
2522     print_raw_param(TARGET_ABI_FMT_lx, tab, 1);
2523     qemu_log(")");
2524 }
2525
2526 static void do_print_sendrecv(const char *name, abi_long arg1)
2527 {
2528     abi_ulong sockfd, msg, len, flags;
2529
2530     get_user_ualx(sockfd, arg1, 0);
2531     get_user_ualx(msg, arg1, 1);
2532     get_user_ualx(len, arg1, 2);
2533     get_user_ualx(flags, arg1, 3);
2534
2535     qemu_log("%s(", name);
2536     print_sockfd(sockfd, 0);
2537     print_buf(msg, len, 0);
2538     print_raw_param(TARGET_ABI_FMT_ld, len, 0);
2539     print_flags(msg_flags, flags, 1);
2540     qemu_log(")");
2541 }
2542
2543 static void do_print_msgaddr(const char *name, abi_long arg1)
2544 {
2545     abi_ulong sockfd, msg, len, flags, addr, addrlen;
2546
2547     get_user_ualx(sockfd, arg1, 0);
2548     get_user_ualx(msg, arg1, 1);
2549     get_user_ualx(len, arg1, 2);
2550     get_user_ualx(flags, arg1, 3);
2551     get_user_ualx(addr, arg1, 4);
2552     get_user_ualx(addrlen, arg1, 5);
2553
2554     qemu_log("%s(", name);
2555     print_sockfd(sockfd, 0);
2556     print_buf(msg, len, 0);
2557     print_raw_param(TARGET_ABI_FMT_ld, len, 0);
2558     print_flags(msg_flags, flags, 0);
2559     print_sockaddr(addr, addrlen, 0);
2560     qemu_log(")");
2561 }
2562
2563 static void do_print_shutdown(const char *name, abi_long arg1)
2564 {
2565     abi_ulong sockfd, how;
2566
2567     get_user_ualx(sockfd, arg1, 0);
2568     get_user_ualx(how, arg1, 1);
2569
2570     qemu_log("shutdown(");
2571     print_sockfd(sockfd, 0);
2572     switch (how) {
2573     case SHUT_RD:
2574         qemu_log("SHUT_RD");
2575         break;
2576     case SHUT_WR:
2577         qemu_log("SHUT_WR");
2578         break;
2579     case SHUT_RDWR:
2580         qemu_log("SHUT_RDWR");
2581         break;
2582     default:
2583         print_raw_param(TARGET_ABI_FMT_ld, how, 1);
2584         break;
2585     }
2586     qemu_log(")");
2587 }
2588
2589 static void do_print_msg(const char *name, abi_long arg1)
2590 {
2591     abi_ulong sockfd, msg, flags;
2592
2593     get_user_ualx(sockfd, arg1, 0);
2594     get_user_ualx(msg, arg1, 1);
2595     get_user_ualx(flags, arg1, 2);
2596
2597     qemu_log("%s(", name);
2598     print_sockfd(sockfd, 0);
2599     print_pointer(msg, 0);
2600     print_flags(msg_flags, flags, 1);
2601     qemu_log(")");
2602 }
2603
2604 static void do_print_sockopt(const char *name, abi_long arg1)
2605 {
2606     abi_ulong sockfd, level, optname, optval, optlen;
2607
2608     get_user_ualx(sockfd, arg1, 0);
2609     get_user_ualx(level, arg1, 1);
2610     get_user_ualx(optname, arg1, 2);
2611     get_user_ualx(optval, arg1, 3);
2612     get_user_ualx(optlen, arg1, 4);
2613
2614     qemu_log("%s(", name);
2615     print_sockfd(sockfd, 0);
2616     switch (level) {
2617     case SOL_TCP:
2618         qemu_log("SOL_TCP,");
2619         print_raw_param(TARGET_ABI_FMT_ld, optname, 0);
2620         print_pointer(optval, 0);
2621         break;
2622     case SOL_IP:
2623         qemu_log("SOL_IP,");
2624         print_raw_param(TARGET_ABI_FMT_ld, optname, 0);
2625         print_pointer(optval, 0);
2626         break;
2627     case SOL_RAW:
2628         qemu_log("SOL_RAW,");
2629         print_raw_param(TARGET_ABI_FMT_ld, optname, 0);
2630         print_pointer(optval, 0);
2631         break;
2632     case TARGET_SOL_SOCKET:
2633         qemu_log("SOL_SOCKET,");
2634         switch (optname) {
2635         case TARGET_SO_DEBUG:
2636             qemu_log("SO_DEBUG,");
2637 print_optint:
2638             print_number(optval, 0);
2639             break;
2640         case TARGET_SO_REUSEADDR:
2641             qemu_log("SO_REUSEADDR,");
2642             goto print_optint;
2643         case TARGET_SO_REUSEPORT:
2644             qemu_log("SO_REUSEPORT,");
2645             goto print_optint;
2646         case TARGET_SO_TYPE:
2647             qemu_log("SO_TYPE,");
2648             goto print_optint;
2649         case TARGET_SO_ERROR:
2650             qemu_log("SO_ERROR,");
2651             goto print_optint;
2652         case TARGET_SO_DONTROUTE:
2653             qemu_log("SO_DONTROUTE,");
2654             goto print_optint;
2655         case TARGET_SO_BROADCAST:
2656             qemu_log("SO_BROADCAST,");
2657             goto print_optint;
2658         case TARGET_SO_SNDBUF:
2659             qemu_log("SO_SNDBUF,");
2660             goto print_optint;
2661         case TARGET_SO_RCVBUF:
2662             qemu_log("SO_RCVBUF,");
2663             goto print_optint;
2664         case TARGET_SO_KEEPALIVE:
2665             qemu_log("SO_KEEPALIVE,");
2666             goto print_optint;
2667         case TARGET_SO_OOBINLINE:
2668             qemu_log("SO_OOBINLINE,");
2669             goto print_optint;
2670         case TARGET_SO_NO_CHECK:
2671             qemu_log("SO_NO_CHECK,");
2672             goto print_optint;
2673         case TARGET_SO_PRIORITY:
2674             qemu_log("SO_PRIORITY,");
2675             goto print_optint;
2676         case TARGET_SO_BSDCOMPAT:
2677             qemu_log("SO_BSDCOMPAT,");
2678             goto print_optint;
2679         case TARGET_SO_PASSCRED:
2680             qemu_log("SO_PASSCRED,");
2681             goto print_optint;
2682         case TARGET_SO_TIMESTAMP:
2683             qemu_log("SO_TIMESTAMP,");
2684             goto print_optint;
2685         case TARGET_SO_RCVLOWAT:
2686             qemu_log("SO_RCVLOWAT,");
2687             goto print_optint;
2688         case TARGET_SO_RCVTIMEO:
2689             qemu_log("SO_RCVTIMEO,");
2690             print_timeval(optval, 0);
2691             break;
2692         case TARGET_SO_SNDTIMEO:
2693             qemu_log("SO_SNDTIMEO,");
2694             print_timeval(optval, 0);
2695             break;
2696         case TARGET_SO_ATTACH_FILTER: {
2697             struct target_sock_fprog *fprog;
2698
2699             qemu_log("SO_ATTACH_FILTER,");
2700
2701             if (lock_user_struct(VERIFY_READ, fprog, optval,  0)) {
2702                 struct target_sock_filter *filter;
2703                 qemu_log("{");
2704                 if (lock_user_struct(VERIFY_READ, filter,
2705                                      tswapal(fprog->filter),  0)) {
2706                     int i;
2707                     for (i = 0; i < tswap16(fprog->len) - 1; i++) {
2708                         qemu_log("[%d]{0x%x,%d,%d,0x%x},",
2709                                  i, tswap16(filter[i].code),
2710                                  filter[i].jt, filter[i].jf,
2711                                  tswap32(filter[i].k));
2712                     }
2713                     qemu_log("[%d]{0x%x,%d,%d,0x%x}",
2714                              i, tswap16(filter[i].code),
2715                              filter[i].jt, filter[i].jf,
2716                              tswap32(filter[i].k));
2717                 } else {
2718                     qemu_log(TARGET_ABI_FMT_lx, tswapal(fprog->filter));
2719                 }
2720                 qemu_log(",%d},", tswap16(fprog->len));
2721                 unlock_user(fprog, optval, 0);
2722             } else {
2723                 print_pointer(optval, 0);
2724             }
2725             break;
2726         }
2727         default:
2728             print_raw_param(TARGET_ABI_FMT_ld, optname, 0);
2729             print_pointer(optval, 0);
2730             break;
2731         }
2732         break;
2733     default:
2734         print_raw_param(TARGET_ABI_FMT_ld, level, 0);
2735         print_raw_param(TARGET_ABI_FMT_ld, optname, 0);
2736         print_pointer(optval, 0);
2737         break;
2738     }
2739     print_raw_param(TARGET_ABI_FMT_ld, optlen, 1);
2740     qemu_log(")");
2741 }
2742
2743 #define PRINT_SOCKOP(name, func) \
2744     [TARGET_SYS_##name] = { #name, func }
2745
2746 static struct {
2747     const char *name;
2748     void (*print)(const char *, abi_long);
2749 } scall[] = {
2750     PRINT_SOCKOP(SOCKET, do_print_socket),
2751     PRINT_SOCKOP(BIND, do_print_sockaddr),
2752     PRINT_SOCKOP(CONNECT, do_print_sockaddr),
2753     PRINT_SOCKOP(LISTEN, do_print_listen),
2754     PRINT_SOCKOP(ACCEPT, do_print_sockaddr),
2755     PRINT_SOCKOP(GETSOCKNAME, do_print_sockaddr),
2756     PRINT_SOCKOP(GETPEERNAME, do_print_sockaddr),
2757     PRINT_SOCKOP(SOCKETPAIR, do_print_socketpair),
2758     PRINT_SOCKOP(SEND, do_print_sendrecv),
2759     PRINT_SOCKOP(RECV, do_print_sendrecv),
2760     PRINT_SOCKOP(SENDTO, do_print_msgaddr),
2761     PRINT_SOCKOP(RECVFROM, do_print_msgaddr),
2762     PRINT_SOCKOP(SHUTDOWN, do_print_shutdown),
2763     PRINT_SOCKOP(SETSOCKOPT, do_print_sockopt),
2764     PRINT_SOCKOP(GETSOCKOPT, do_print_sockopt),
2765     PRINT_SOCKOP(SENDMSG, do_print_msg),
2766     PRINT_SOCKOP(RECVMSG, do_print_msg),
2767     PRINT_SOCKOP(ACCEPT4, NULL),
2768     PRINT_SOCKOP(RECVMMSG, NULL),
2769     PRINT_SOCKOP(SENDMMSG, NULL),
2770 };
2771
2772 static void
2773 print_socketcall(void *cpu_env, const struct syscallname *name,
2774                  abi_long arg0, abi_long arg1, abi_long arg2,
2775                  abi_long arg3, abi_long arg4, abi_long arg5)
2776 {
2777     if (arg0 >= 0 && arg0 < ARRAY_SIZE(scall) && scall[arg0].print) {
2778         scall[arg0].print(scall[arg0].name, arg1);
2779         return;
2780     }
2781     print_syscall_prologue(name);
2782     print_raw_param(TARGET_ABI_FMT_ld, arg0, 0);
2783     print_raw_param(TARGET_ABI_FMT_ld, arg1, 0);
2784     print_raw_param(TARGET_ABI_FMT_ld, arg2, 0);
2785     print_raw_param(TARGET_ABI_FMT_ld, arg3, 0);
2786     print_raw_param(TARGET_ABI_FMT_ld, arg4, 0);
2787     print_raw_param(TARGET_ABI_FMT_ld, arg5, 0);
2788     print_syscall_epilogue(name);
2789 }
2790 #endif
2791
2792 #if defined(TARGET_NR_bind)
2793 static void
2794 print_bind(void *cpu_env, const struct syscallname *name,
2795            abi_long arg0, abi_long arg1, abi_long arg2,
2796            abi_long arg3, abi_long arg4, abi_long arg5)
2797 {
2798     print_syscall_prologue(name);
2799     print_sockfd(arg0, 0);
2800     print_sockaddr(arg1, arg2, 1);
2801     print_syscall_epilogue(name);
2802 }
2803 #endif
2804
2805 #if defined(TARGET_NR_stat) || defined(TARGET_NR_stat64) || \
2806     defined(TARGET_NR_lstat) || defined(TARGET_NR_lstat64)
2807 static void
2808 print_stat(void *cpu_env, const struct syscallname *name,
2809            abi_long arg0, abi_long arg1, abi_long arg2,
2810            abi_long arg3, abi_long arg4, abi_long arg5)
2811 {
2812     print_syscall_prologue(name);
2813     print_string(arg0, 0);
2814     print_pointer(arg1, 1);
2815     print_syscall_epilogue(name);
2816 }
2817 #define print_lstat     print_stat
2818 #define print_stat64    print_stat
2819 #define print_lstat64   print_stat
2820 #endif
2821
2822 #if defined(TARGET_NR_fstat) || defined(TARGET_NR_fstat64)
2823 static void
2824 print_fstat(void *cpu_env, const struct syscallname *name,
2825             abi_long arg0, abi_long arg1, abi_long arg2,
2826             abi_long arg3, abi_long arg4, abi_long arg5)
2827 {
2828     print_syscall_prologue(name);
2829     print_raw_param("%d", arg0, 0);
2830     print_pointer(arg1, 1);
2831     print_syscall_epilogue(name);
2832 }
2833 #define print_fstat64     print_fstat
2834 #endif
2835
2836 #ifdef TARGET_NR_mkdir
2837 static void
2838 print_mkdir(void *cpu_env, const struct syscallname *name,
2839             abi_long arg0, abi_long arg1, abi_long arg2,
2840             abi_long arg3, abi_long arg4, abi_long arg5)
2841 {
2842     print_syscall_prologue(name);
2843     print_string(arg0, 0);
2844     print_file_mode(arg1, 1);
2845     print_syscall_epilogue(name);
2846 }
2847 #endif
2848
2849 #ifdef TARGET_NR_mkdirat
2850 static void
2851 print_mkdirat(void *cpu_env, const struct syscallname *name,
2852               abi_long arg0, abi_long arg1, abi_long arg2,
2853               abi_long arg3, abi_long arg4, abi_long arg5)
2854 {
2855     print_syscall_prologue(name);
2856     print_at_dirfd(arg0, 0);
2857     print_string(arg1, 0);
2858     print_file_mode(arg2, 1);
2859     print_syscall_epilogue(name);
2860 }
2861 #endif
2862
2863 #ifdef TARGET_NR_rmdir
2864 static void
2865 print_rmdir(void *cpu_env, const struct syscallname *name,
2866             abi_long arg0, abi_long arg1, abi_long arg2,
2867             abi_long arg3, abi_long arg4, abi_long arg5)
2868 {
2869     print_syscall_prologue(name);
2870     print_string(arg0, 0);
2871     print_syscall_epilogue(name);
2872 }
2873 #endif
2874
2875 #ifdef TARGET_NR_rt_sigaction
2876 static void
2877 print_rt_sigaction(void *cpu_env, const struct syscallname *name,
2878                    abi_long arg0, abi_long arg1, abi_long arg2,
2879                    abi_long arg3, abi_long arg4, abi_long arg5)
2880 {
2881     print_syscall_prologue(name);
2882     print_signal(arg0, 0);
2883     print_pointer(arg1, 0);
2884     print_pointer(arg2, 1);
2885     print_syscall_epilogue(name);
2886 }
2887 #endif
2888
2889 #ifdef TARGET_NR_rt_sigprocmask
2890 static void
2891 print_rt_sigprocmask(void *cpu_env, const struct syscallname *name,
2892                      abi_long arg0, abi_long arg1, abi_long arg2,
2893                      abi_long arg3, abi_long arg4, abi_long arg5)
2894 {
2895     const char *how = "UNKNOWN";
2896     print_syscall_prologue(name);
2897     switch(arg0) {
2898     case TARGET_SIG_BLOCK: how = "SIG_BLOCK"; break;
2899     case TARGET_SIG_UNBLOCK: how = "SIG_UNBLOCK"; break;
2900     case TARGET_SIG_SETMASK: how = "SIG_SETMASK"; break;
2901     }
2902     qemu_log("%s,", how);
2903     print_pointer(arg1, 0);
2904     print_pointer(arg2, 1);
2905     print_syscall_epilogue(name);
2906 }
2907 #endif
2908
2909 #ifdef TARGET_NR_rt_sigqueueinfo
2910 static void
2911 print_rt_sigqueueinfo(void *cpu_env, const struct syscallname *name,
2912                       abi_long arg0, abi_long arg1, abi_long arg2,
2913                       abi_long arg3, abi_long arg4, abi_long arg5)
2914 {
2915     void *p;
2916     target_siginfo_t uinfo;
2917
2918     print_syscall_prologue(name);
2919     print_raw_param("%d", arg0, 0);
2920     print_signal(arg1, 0);
2921     p = lock_user(VERIFY_READ, arg2, sizeof(target_siginfo_t), 1);
2922     if (p) {
2923         get_target_siginfo(&uinfo, p);
2924         print_siginfo(&uinfo);
2925
2926         unlock_user(p, arg2, 0);
2927     } else {
2928         print_pointer(arg2, 1);
2929     }
2930     print_syscall_epilogue(name);
2931 }
2932 #endif
2933
2934 #ifdef TARGET_NR_rt_tgsigqueueinfo
2935 static void
2936 print_rt_tgsigqueueinfo(void *cpu_env, const struct syscallname *name,
2937                         abi_long arg0, abi_long arg1, abi_long arg2,
2938                         abi_long arg3, abi_long arg4, abi_long arg5)
2939 {
2940     void *p;
2941     target_siginfo_t uinfo;
2942
2943     print_syscall_prologue(name);
2944     print_raw_param("%d", arg0, 0);
2945     print_raw_param("%d", arg1, 0);
2946     print_signal(arg2, 0);
2947     p = lock_user(VERIFY_READ, arg3, sizeof(target_siginfo_t), 1);
2948     if (p) {
2949         get_target_siginfo(&uinfo, p);
2950         print_siginfo(&uinfo);
2951
2952         unlock_user(p, arg3, 0);
2953     } else {
2954         print_pointer(arg3, 1);
2955     }
2956     print_syscall_epilogue(name);
2957 }
2958 #endif
2959
2960 #ifdef TARGET_NR_syslog
2961 static void
2962 print_syslog_action(abi_ulong arg, int last)
2963 {
2964     const char *type;
2965
2966     switch (arg) {
2967         case TARGET_SYSLOG_ACTION_CLOSE: {
2968             type = "SYSLOG_ACTION_CLOSE";
2969             break;
2970         }
2971         case TARGET_SYSLOG_ACTION_OPEN: {
2972             type = "SYSLOG_ACTION_OPEN";
2973             break;
2974         }
2975         case TARGET_SYSLOG_ACTION_READ: {
2976             type = "SYSLOG_ACTION_READ";
2977             break;
2978         }
2979         case TARGET_SYSLOG_ACTION_READ_ALL: {
2980             type = "SYSLOG_ACTION_READ_ALL";
2981             break;
2982         }
2983         case TARGET_SYSLOG_ACTION_READ_CLEAR: {
2984             type = "SYSLOG_ACTION_READ_CLEAR";
2985             break;
2986         }
2987         case TARGET_SYSLOG_ACTION_CLEAR: {
2988             type = "SYSLOG_ACTION_CLEAR";
2989             break;
2990         }
2991         case TARGET_SYSLOG_ACTION_CONSOLE_OFF: {
2992             type = "SYSLOG_ACTION_CONSOLE_OFF";
2993             break;
2994         }
2995         case TARGET_SYSLOG_ACTION_CONSOLE_ON: {
2996             type = "SYSLOG_ACTION_CONSOLE_ON";
2997             break;
2998         }
2999         case TARGET_SYSLOG_ACTION_CONSOLE_LEVEL: {
3000             type = "SYSLOG_ACTION_CONSOLE_LEVEL";
3001             break;
3002         }
3003         case TARGET_SYSLOG_ACTION_SIZE_UNREAD: {
3004             type = "SYSLOG_ACTION_SIZE_UNREAD";
3005             break;
3006         }
3007         case TARGET_SYSLOG_ACTION_SIZE_BUFFER: {
3008             type = "SYSLOG_ACTION_SIZE_BUFFER";
3009             break;
3010         }
3011         default: {
3012             print_raw_param("%ld", arg, last);
3013             return;
3014         }
3015     }
3016     qemu_log("%s%s", type, get_comma(last));
3017 }
3018
3019 static void
3020 print_syslog(void *cpu_env, const struct syscallname *name,
3021              abi_long arg0, abi_long arg1, abi_long arg2,
3022              abi_long arg3, abi_long arg4, abi_long arg5)
3023 {
3024     print_syscall_prologue(name);
3025     print_syslog_action(arg0, 0);
3026     print_pointer(arg1, 0);
3027     print_raw_param("%d", arg2, 1);
3028     print_syscall_epilogue(name);
3029 }
3030 #endif
3031
3032 #ifdef TARGET_NR_mknod
3033 static void
3034 print_mknod(void *cpu_env, const struct syscallname *name,
3035             abi_long arg0, abi_long arg1, abi_long arg2,
3036             abi_long arg3, abi_long arg4, abi_long arg5)
3037 {
3038     int hasdev = (arg1 & (S_IFCHR|S_IFBLK));
3039
3040     print_syscall_prologue(name);
3041     print_string(arg0, 0);
3042     print_file_mode(arg1, (hasdev == 0));
3043     if (hasdev) {
3044         print_raw_param("makedev(%d", major(arg2), 0);
3045         print_raw_param("%d)", minor(arg2), 1);
3046     }
3047     print_syscall_epilogue(name);
3048 }
3049 #endif
3050
3051 #ifdef TARGET_NR_mknodat
3052 static void
3053 print_mknodat(void *cpu_env, const struct syscallname *name,
3054               abi_long arg0, abi_long arg1, abi_long arg2,
3055               abi_long arg3, abi_long arg4, abi_long arg5)
3056 {
3057     int hasdev = (arg2 & (S_IFCHR|S_IFBLK));
3058
3059     print_syscall_prologue(name);
3060     print_at_dirfd(arg0, 0);
3061     print_string(arg1, 0);
3062     print_file_mode(arg2, (hasdev == 0));
3063     if (hasdev) {
3064         print_raw_param("makedev(%d", major(arg3), 0);
3065         print_raw_param("%d)", minor(arg3), 1);
3066     }
3067     print_syscall_epilogue(name);
3068 }
3069 #endif
3070
3071 #ifdef TARGET_NR_mq_open
3072 static void
3073 print_mq_open(void *cpu_env, const struct syscallname *name,
3074               abi_long arg0, abi_long arg1, abi_long arg2,
3075               abi_long arg3, abi_long arg4, abi_long arg5)
3076 {
3077     int is_creat = (arg1 & TARGET_O_CREAT);
3078
3079     print_syscall_prologue(name);
3080     print_string(arg0, 0);
3081     print_open_flags(arg1, (is_creat == 0));
3082     if (is_creat) {
3083         print_file_mode(arg2, 0);
3084         print_pointer(arg3, 1);
3085     }
3086     print_syscall_epilogue(name);
3087 }
3088 #endif
3089
3090 #ifdef TARGET_NR_open
3091 static void
3092 print_open(void *cpu_env, const struct syscallname *name,
3093            abi_long arg0, abi_long arg1, abi_long arg2,
3094            abi_long arg3, abi_long arg4, abi_long arg5)
3095 {
3096     int is_creat = (arg1 & TARGET_O_CREAT);
3097
3098     print_syscall_prologue(name);
3099     print_string(arg0, 0);
3100     print_open_flags(arg1, (is_creat == 0));
3101     if (is_creat)
3102         print_file_mode(arg2, 1);
3103     print_syscall_epilogue(name);
3104 }
3105 #endif
3106
3107 #ifdef TARGET_NR_openat
3108 static void
3109 print_openat(void *cpu_env, const struct syscallname *name,
3110              abi_long arg0, abi_long arg1, abi_long arg2,
3111              abi_long arg3, abi_long arg4, abi_long arg5)
3112 {
3113     int is_creat = (arg2 & TARGET_O_CREAT);
3114
3115     print_syscall_prologue(name);
3116     print_at_dirfd(arg0, 0);
3117     print_string(arg1, 0);
3118     print_open_flags(arg2, (is_creat == 0));
3119     if (is_creat)
3120         print_file_mode(arg3, 1);
3121     print_syscall_epilogue(name);
3122 }
3123 #endif
3124
3125 #ifdef TARGET_NR_mq_unlink
3126 static void
3127 print_mq_unlink(void *cpu_env, const struct syscallname *name,
3128                 abi_long arg0, abi_long arg1, abi_long arg2,
3129                 abi_long arg3, abi_long arg4, abi_long arg5)
3130 {
3131     print_syscall_prologue(name);
3132     print_string(arg0, 1);
3133     print_syscall_epilogue(name);
3134 }
3135 #endif
3136
3137 #if defined(TARGET_NR_fstatat64) || defined(TARGET_NR_newfstatat)
3138 static void
3139 print_fstatat64(void *cpu_env, const struct syscallname *name,
3140                 abi_long arg0, abi_long arg1, abi_long arg2,
3141                 abi_long arg3, abi_long arg4, abi_long arg5)
3142 {
3143     print_syscall_prologue(name);
3144     print_at_dirfd(arg0, 0);
3145     print_string(arg1, 0);
3146     print_pointer(arg2, 0);
3147     print_flags(at_file_flags, arg3, 1);
3148     print_syscall_epilogue(name);
3149 }
3150 #define print_newfstatat    print_fstatat64
3151 #endif
3152
3153 #ifdef TARGET_NR_readlink
3154 static void
3155 print_readlink(void *cpu_env, const struct syscallname *name,
3156                abi_long arg0, abi_long arg1, abi_long arg2,
3157                abi_long arg3, abi_long arg4, abi_long arg5)
3158 {
3159     print_syscall_prologue(name);
3160     print_string(arg0, 0);
3161     print_pointer(arg1, 0);
3162     print_raw_param("%u", arg2, 1);
3163     print_syscall_epilogue(name);
3164 }
3165 #endif
3166
3167 #ifdef TARGET_NR_readlinkat
3168 static void
3169 print_readlinkat(void *cpu_env, const struct syscallname *name,
3170                  abi_long arg0, abi_long arg1, abi_long arg2,
3171                  abi_long arg3, abi_long arg4, abi_long arg5)
3172 {
3173     print_syscall_prologue(name);
3174     print_at_dirfd(arg0, 0);
3175     print_string(arg1, 0);
3176     print_pointer(arg2, 0);
3177     print_raw_param("%u", arg3, 1);
3178     print_syscall_epilogue(name);
3179 }
3180 #endif
3181
3182 #ifdef TARGET_NR_rename
3183 static void
3184 print_rename(void *cpu_env, const struct syscallname *name,
3185              abi_long arg0, abi_long arg1, abi_long arg2,
3186              abi_long arg3, abi_long arg4, abi_long arg5)
3187 {
3188     print_syscall_prologue(name);
3189     print_string(arg0, 0);
3190     print_string(arg1, 1);
3191     print_syscall_epilogue(name);
3192 }
3193 #endif
3194
3195 #ifdef TARGET_NR_renameat
3196 static void
3197 print_renameat(void *cpu_env, const struct syscallname *name,
3198                abi_long arg0, abi_long arg1, abi_long arg2,
3199                abi_long arg3, abi_long arg4, abi_long arg5)
3200 {
3201     print_syscall_prologue(name);
3202     print_at_dirfd(arg0, 0);
3203     print_string(arg1, 0);
3204     print_at_dirfd(arg2, 0);
3205     print_string(arg3, 1);
3206     print_syscall_epilogue(name);
3207 }
3208 #endif
3209
3210 #ifdef TARGET_NR_statfs
3211 static void
3212 print_statfs(void *cpu_env, const struct syscallname *name,
3213              abi_long arg0, abi_long arg1, abi_long arg2,
3214              abi_long arg3, abi_long arg4, abi_long arg5)
3215 {
3216     print_syscall_prologue(name);
3217     print_string(arg0, 0);
3218     print_pointer(arg1, 1);
3219     print_syscall_epilogue(name);
3220 }
3221 #endif
3222
3223 #ifdef TARGET_NR_statfs64
3224 static void
3225 print_statfs64(void *cpu_env, const struct syscallname *name,
3226                abi_long arg0, abi_long arg1, abi_long arg2,
3227                abi_long arg3, abi_long arg4, abi_long arg5)
3228 {
3229     print_syscall_prologue(name);
3230     print_string(arg0, 0);
3231     print_pointer(arg1, 1);
3232     print_syscall_epilogue(name);
3233 }
3234 #endif
3235
3236 #ifdef TARGET_NR_symlink
3237 static void
3238 print_symlink(void *cpu_env, const struct syscallname *name,
3239               abi_long arg0, abi_long arg1, abi_long arg2,
3240               abi_long arg3, abi_long arg4, abi_long arg5)
3241 {
3242     print_syscall_prologue(name);
3243     print_string(arg0, 0);
3244     print_string(arg1, 1);
3245     print_syscall_epilogue(name);
3246 }
3247 #endif
3248
3249 #ifdef TARGET_NR_symlinkat
3250 static void
3251 print_symlinkat(void *cpu_env, const struct syscallname *name,
3252                 abi_long arg0, abi_long arg1, abi_long arg2,
3253                 abi_long arg3, abi_long arg4, abi_long arg5)
3254 {
3255     print_syscall_prologue(name);
3256     print_string(arg0, 0);
3257     print_at_dirfd(arg1, 0);
3258     print_string(arg2, 1);
3259     print_syscall_epilogue(name);
3260 }
3261 #endif
3262
3263 #ifdef TARGET_NR_mount
3264 static void
3265 print_mount(void *cpu_env, const struct syscallname *name,
3266             abi_long arg0, abi_long arg1, abi_long arg2,
3267             abi_long arg3, abi_long arg4, abi_long arg5)
3268 {
3269     print_syscall_prologue(name);
3270     print_string(arg0, 0);
3271     print_string(arg1, 0);
3272     print_string(arg2, 0);
3273     print_flags(mount_flags, arg3, 0);
3274     print_pointer(arg4, 1);
3275     print_syscall_epilogue(name);
3276 }
3277 #endif
3278
3279 #ifdef TARGET_NR_umount
3280 static void
3281 print_umount(void *cpu_env, const struct syscallname *name,
3282              abi_long arg0, abi_long arg1, abi_long arg2,
3283              abi_long arg3, abi_long arg4, abi_long arg5)
3284 {
3285     print_syscall_prologue(name);
3286     print_string(arg0, 1);
3287     print_syscall_epilogue(name);
3288 }
3289 #endif
3290
3291 #ifdef TARGET_NR_umount2
3292 static void
3293 print_umount2(void *cpu_env, const struct syscallname *name,
3294               abi_long arg0, abi_long arg1, abi_long arg2,
3295               abi_long arg3, abi_long arg4, abi_long arg5)
3296 {
3297     print_syscall_prologue(name);
3298     print_string(arg0, 0);
3299     print_flags(umount2_flags, arg1, 1);
3300     print_syscall_epilogue(name);
3301 }
3302 #endif
3303
3304 #ifdef TARGET_NR_unlink
3305 static void
3306 print_unlink(void *cpu_env, const struct syscallname *name,
3307              abi_long arg0, abi_long arg1, abi_long arg2,
3308              abi_long arg3, abi_long arg4, abi_long arg5)
3309 {
3310     print_syscall_prologue(name);
3311     print_string(arg0, 1);
3312     print_syscall_epilogue(name);
3313 }
3314 #endif
3315
3316 #ifdef TARGET_NR_unlinkat
3317 static void
3318 print_unlinkat(void *cpu_env, const struct syscallname *name,
3319                abi_long arg0, abi_long arg1, abi_long arg2,
3320                abi_long arg3, abi_long arg4, abi_long arg5)
3321 {
3322     print_syscall_prologue(name);
3323     print_at_dirfd(arg0, 0);
3324     print_string(arg1, 0);
3325     print_flags(unlinkat_flags, arg2, 1);
3326     print_syscall_epilogue(name);
3327 }
3328 #endif
3329
3330 #ifdef TARGET_NR_utime
3331 static void
3332 print_utime(void *cpu_env, const struct syscallname *name,
3333             abi_long arg0, abi_long arg1, abi_long arg2,
3334             abi_long arg3, abi_long arg4, abi_long arg5)
3335 {
3336     print_syscall_prologue(name);
3337     print_string(arg0, 0);
3338     print_pointer(arg1, 1);
3339     print_syscall_epilogue(name);
3340 }
3341 #endif
3342
3343 #ifdef TARGET_NR_utimes
3344 static void
3345 print_utimes(void *cpu_env, const struct syscallname *name,
3346              abi_long arg0, abi_long arg1, abi_long arg2,
3347              abi_long arg3, abi_long arg4, abi_long arg5)
3348 {
3349     print_syscall_prologue(name);
3350     print_string(arg0, 0);
3351     print_pointer(arg1, 1);
3352     print_syscall_epilogue(name);
3353 }
3354 #endif
3355
3356 #ifdef TARGET_NR_utimensat
3357 static void
3358 print_utimensat(void *cpu_env, const struct syscallname *name,
3359                 abi_long arg0, abi_long arg1, abi_long arg2,
3360                 abi_long arg3, abi_long arg4, abi_long arg5)
3361 {
3362     print_syscall_prologue(name);
3363     print_at_dirfd(arg0, 0);
3364     print_string(arg1, 0);
3365     print_pointer(arg2, 0);
3366     print_flags(at_file_flags, arg3, 1);
3367     print_syscall_epilogue(name);
3368 }
3369 #endif
3370
3371 #if defined(TARGET_NR_mmap) || defined(TARGET_NR_mmap2)
3372 static void
3373 print_mmap(void *cpu_env, const struct syscallname *name,
3374            abi_long arg0, abi_long arg1, abi_long arg2,
3375            abi_long arg3, abi_long arg4, abi_long arg5)
3376 {
3377     print_syscall_prologue(name);
3378     print_pointer(arg0, 0);
3379     print_raw_param("%d", arg1, 0);
3380     print_flags(mmap_prot_flags, arg2, 0);
3381     print_flags(mmap_flags, arg3, 0);
3382     print_raw_param("%d", arg4, 0);
3383     print_raw_param("%#x", arg5, 1);
3384     print_syscall_epilogue(name);
3385 }
3386 #define print_mmap2     print_mmap
3387 #endif
3388
3389 #ifdef TARGET_NR_mprotect
3390 static void
3391 print_mprotect(void *cpu_env, const struct syscallname *name,
3392                abi_long arg0, abi_long arg1, abi_long arg2,
3393                abi_long arg3, abi_long arg4, abi_long arg5)
3394 {
3395     print_syscall_prologue(name);
3396     print_pointer(arg0, 0);
3397     print_raw_param("%d", arg1, 0);
3398     print_flags(mmap_prot_flags, arg2, 1);
3399     print_syscall_epilogue(name);
3400 }
3401 #endif
3402
3403 #ifdef TARGET_NR_munmap
3404 static void
3405 print_munmap(void *cpu_env, const struct syscallname *name,
3406              abi_long arg0, abi_long arg1, abi_long arg2,
3407              abi_long arg3, abi_long arg4, abi_long arg5)
3408 {
3409     print_syscall_prologue(name);
3410     print_pointer(arg0, 0);
3411     print_raw_param("%d", arg1, 1);
3412     print_syscall_epilogue(name);
3413 }
3414 #endif
3415
3416 #ifdef TARGET_NR_futex
3417 static void print_futex_op(abi_long tflag, int last)
3418 {
3419 #define print_op(val) \
3420 if( cmd == val ) { \
3421     qemu_log(#val); \
3422     return; \
3423 }
3424
3425     int cmd = (int)tflag;
3426 #ifdef FUTEX_PRIVATE_FLAG
3427     if (cmd & FUTEX_PRIVATE_FLAG) {
3428         qemu_log("FUTEX_PRIVATE_FLAG|");
3429         cmd &= ~FUTEX_PRIVATE_FLAG;
3430     }
3431 #endif
3432 #ifdef FUTEX_CLOCK_REALTIME
3433     if (cmd & FUTEX_CLOCK_REALTIME) {
3434         qemu_log("FUTEX_CLOCK_REALTIME|");
3435         cmd &= ~FUTEX_CLOCK_REALTIME;
3436     }
3437 #endif
3438     print_op(FUTEX_WAIT)
3439     print_op(FUTEX_WAKE)
3440     print_op(FUTEX_FD)
3441     print_op(FUTEX_REQUEUE)
3442     print_op(FUTEX_CMP_REQUEUE)
3443     print_op(FUTEX_WAKE_OP)
3444     print_op(FUTEX_LOCK_PI)
3445     print_op(FUTEX_UNLOCK_PI)
3446     print_op(FUTEX_TRYLOCK_PI)
3447 #ifdef FUTEX_WAIT_BITSET
3448     print_op(FUTEX_WAIT_BITSET)
3449 #endif
3450 #ifdef FUTEX_WAKE_BITSET
3451     print_op(FUTEX_WAKE_BITSET)
3452 #endif
3453     /* unknown values */
3454     qemu_log("%d", cmd);
3455 }
3456
3457 static void
3458 print_futex(void *cpu_env, const struct syscallname *name,
3459             abi_long arg0, abi_long arg1, abi_long arg2,
3460             abi_long arg3, abi_long arg4, abi_long arg5)
3461 {
3462     print_syscall_prologue(name);
3463     print_pointer(arg0, 0);
3464     print_futex_op(arg1, 0);
3465     print_raw_param(",%d", arg2, 0);
3466     print_pointer(arg3, 0); /* struct timespec */
3467     print_pointer(arg4, 0);
3468     print_raw_param("%d", arg4, 1);
3469     print_syscall_epilogue(name);
3470 }
3471 #endif
3472
3473 #ifdef TARGET_NR_kill
3474 static void
3475 print_kill(void *cpu_env, const struct syscallname *name,
3476            abi_long arg0, abi_long arg1, abi_long arg2,
3477            abi_long arg3, abi_long arg4, abi_long arg5)
3478 {
3479     print_syscall_prologue(name);
3480     print_raw_param("%d", arg0, 0);
3481     print_signal(arg1, 1);
3482     print_syscall_epilogue(name);
3483 }
3484 #endif
3485
3486 #ifdef TARGET_NR_tkill
3487 static void
3488 print_tkill(void *cpu_env, const struct syscallname *name,
3489             abi_long arg0, abi_long arg1, abi_long arg2,
3490             abi_long arg3, abi_long arg4, abi_long arg5)
3491 {
3492     print_syscall_prologue(name);
3493     print_raw_param("%d", arg0, 0);
3494     print_signal(arg1, 1);
3495     print_syscall_epilogue(name);
3496 }
3497 #endif
3498
3499 #ifdef TARGET_NR_tgkill
3500 static void
3501 print_tgkill(void *cpu_env, const struct syscallname *name,
3502              abi_long arg0, abi_long arg1, abi_long arg2,
3503              abi_long arg3, abi_long arg4, abi_long arg5)
3504 {
3505     print_syscall_prologue(name);
3506     print_raw_param("%d", arg0, 0);
3507     print_raw_param("%d", arg1, 0);
3508     print_signal(arg2, 1);
3509     print_syscall_epilogue(name);
3510 }
3511 #endif
3512
3513 #ifdef TARGET_NR_statx
3514 static void
3515 print_statx(void *cpu_env, const struct syscallname *name,
3516             abi_long arg0, abi_long arg1, abi_long arg2,
3517             abi_long arg3, abi_long arg4, abi_long arg5)
3518 {
3519     print_syscall_prologue(name);
3520     print_at_dirfd(arg0, 0);
3521     print_string(arg1, 0);
3522     print_flags(statx_flags, arg2, 0);
3523     print_flags(statx_mask, arg3, 0);
3524     print_pointer(arg4, 1);
3525     print_syscall_epilogue(name);
3526 }
3527 #endif
3528
3529 #ifdef TARGET_NR_ioctl
3530 static void
3531 print_ioctl(void *cpu_env, const struct syscallname *name,
3532             abi_long arg0, abi_long arg1, abi_long arg2,
3533             abi_long arg3, abi_long arg4, abi_long arg5)
3534 {
3535     print_syscall_prologue(name);
3536     print_raw_param("%d", arg0, 0);
3537
3538     const IOCTLEntry *ie;
3539     const argtype *arg_type;
3540     void *argptr;
3541     int target_size;
3542
3543     for (ie = ioctl_entries; ie->target_cmd != 0; ie++) {
3544         if (ie->target_cmd == arg1) {
3545             break;
3546         }
3547     }
3548
3549     if (ie->target_cmd == 0) {
3550         print_raw_param("%#x", arg1, 0);
3551         print_raw_param("%#x", arg2, 1);
3552     } else {
3553         qemu_log("%s", ie->name);
3554         arg_type = ie->arg_type;
3555
3556         if (arg_type[0] != TYPE_NULL) {
3557             qemu_log(",");
3558
3559             switch (arg_type[0]) {
3560             case TYPE_PTRVOID:
3561                 print_pointer(arg2, 1);
3562                 break;
3563             case TYPE_CHAR:
3564             case TYPE_SHORT:
3565             case TYPE_INT:
3566                 print_raw_param("%d", arg2, 1);
3567                 break;
3568             case TYPE_LONG:
3569                 print_raw_param(TARGET_ABI_FMT_ld, arg2, 1);
3570                 break;
3571             case TYPE_ULONG:
3572                 print_raw_param(TARGET_ABI_FMT_lu, arg2, 1);
3573                 break;
3574             case TYPE_PTR:
3575                 switch (ie->access) {
3576                 case IOC_R:
3577                     print_pointer(arg2, 1);
3578                     break;
3579                 case IOC_W:
3580                 case IOC_RW:
3581                     arg_type++;
3582                     target_size = thunk_type_size(arg_type, 0);
3583                     argptr = lock_user(VERIFY_READ, arg2, target_size, 1);
3584                     if (argptr) {
3585                         thunk_print(argptr, arg_type);
3586                         unlock_user(argptr, arg2, target_size);
3587                     } else {
3588                         print_pointer(arg2, 1);
3589                     }
3590                     break;
3591                 }
3592                 break;
3593             default:
3594                 g_assert_not_reached();
3595             }
3596         }
3597     }
3598     print_syscall_epilogue(name);
3599 }
3600 #endif
3601
3602 /*
3603  * An array of all of the syscalls we know about
3604  */
3605
3606 static const struct syscallname scnames[] = {
3607 #include "strace.list"
3608 };
3609
3610 static int nsyscalls = ARRAY_SIZE(scnames);
3611
3612 /*
3613  * The public interface to this module.
3614  */
3615 void
3616 print_syscall(void *cpu_env, int num,
3617               abi_long arg1, abi_long arg2, abi_long arg3,
3618               abi_long arg4, abi_long arg5, abi_long arg6)
3619 {
3620     int i;
3621     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 ")";
3622
3623     qemu_log("%d ", getpid());
3624
3625     for(i=0;i<nsyscalls;i++)
3626         if( scnames[i].nr == num ) {
3627             if( scnames[i].call != NULL ) {
3628                 scnames[i].call(
3629                     cpu_env, &scnames[i], arg1, arg2, arg3, arg4, arg5, arg6);
3630             } else {
3631                 /* XXX: this format system is broken because it uses
3632                    host types and host pointers for strings */
3633                 if( scnames[i].format != NULL )
3634                     format = scnames[i].format;
3635                 qemu_log(format,
3636                          scnames[i].name, arg1, arg2, arg3, arg4, arg5, arg6);
3637             }
3638             return;
3639         }
3640     qemu_log("Unknown syscall %d\n", num);
3641 }
3642
3643
3644 void
3645 print_syscall_ret(void *cpu_env, int num, abi_long ret,
3646                   abi_long arg1, abi_long arg2, abi_long arg3,
3647                   abi_long arg4, abi_long arg5, abi_long arg6)
3648 {
3649     int i;
3650
3651     for(i=0;i<nsyscalls;i++)
3652         if( scnames[i].nr == num ) {
3653             if( scnames[i].result != NULL ) {
3654                 scnames[i].result(cpu_env, &scnames[i], ret,
3655                                   arg1, arg2, arg3,
3656                                   arg4, arg5, arg6);
3657             } else {
3658                 if (!print_syscall_err(ret)) {
3659                     qemu_log(TARGET_ABI_FMT_ld, ret);
3660                 }
3661                 qemu_log("\n");
3662             }
3663             break;
3664         }
3665 }
3666
3667 void print_taken_signal(int target_signum, const target_siginfo_t *tinfo)
3668 {
3669     /* Print the strace output for a signal being taken:
3670      * --- SIGSEGV {si_signo=SIGSEGV, si_code=SI_KERNEL, si_addr=0} ---
3671      */
3672     qemu_log("--- ");
3673     print_signal(target_signum, 1);
3674     qemu_log(" ");
3675     print_siginfo(tinfo);
3676     qemu_log(" ---\n");
3677 }