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)(const struct syscallname *, 20 abi_long, abi_long, abi_long, 21 abi_long, abi_long, abi_long); 22 void (*result)(const struct syscallname *, abi_long); 23 }; 24 25 #ifdef __GNUC__ 26 /* 27 * It is possible that target doesn't have syscall that uses 28 * following flags but we don't want the compiler to warn 29 * us about them being unused. Same applies to utility print 30 * functions. It is ok to keep them while not used. 31 */ 32 #define UNUSED __attribute__ ((unused)) 33 #else 34 #define UNUSED 35 #endif 36 37 /* 38 * Structure used to translate flag values into strings. This is 39 * similar that is in the actual strace tool. 40 */ 41 struct flags { 42 abi_long f_value; /* flag */ 43 const char *f_string; /* stringified flag */ 44 }; 45 46 /* common flags for all architectures */ 47 #define FLAG_GENERIC(name) { name, #name } 48 /* target specific flags (syscall_defs.h has TARGET_<flag>) */ 49 #define FLAG_TARGET(name) { TARGET_ ## name, #name } 50 /* end of flags array */ 51 #define FLAG_END { 0, NULL } 52 53 UNUSED static const char *get_comma(int); 54 UNUSED static void print_pointer(abi_long, int); 55 UNUSED static void print_flags(const struct flags *, abi_long, int); 56 UNUSED static void print_at_dirfd(abi_long, int); 57 UNUSED static void print_file_mode(abi_long, int); 58 UNUSED static void print_open_flags(abi_long, int); 59 UNUSED static void print_syscall_prologue(const struct syscallname *); 60 UNUSED static void print_syscall_epilogue(const struct syscallname *); 61 UNUSED static void print_string(abi_long, int); 62 UNUSED static void print_buf(abi_long addr, abi_long len, int last); 63 UNUSED static void print_raw_param(const char *, abi_long, int); 64 UNUSED static void print_timeval(abi_ulong, int); 65 UNUSED static void print_timezone(abi_ulong, int); 66 UNUSED static void print_number(abi_long, int); 67 UNUSED static void print_signal(abi_ulong, int); 68 UNUSED static void print_sockaddr(abi_ulong, abi_long, int); 69 UNUSED static void print_socket_domain(int domain); 70 UNUSED static void print_socket_type(int type); 71 UNUSED static void print_socket_protocol(int domain, int type, int protocol); 72 73 /* 74 * Utility functions 75 */ 76 static void 77 print_ipc_cmd(int cmd) 78 { 79 #define output_cmd(val) \ 80 if( cmd == val ) { \ 81 qemu_log(#val); \ 82 return; \ 83 } 84 85 cmd &= 0xff; 86 87 /* General IPC commands */ 88 output_cmd( IPC_RMID ); 89 output_cmd( IPC_SET ); 90 output_cmd( IPC_STAT ); 91 output_cmd( IPC_INFO ); 92 /* msgctl() commands */ 93 output_cmd( MSG_STAT ); 94 output_cmd( MSG_INFO ); 95 /* shmctl() commands */ 96 output_cmd( SHM_LOCK ); 97 output_cmd( SHM_UNLOCK ); 98 output_cmd( SHM_STAT ); 99 output_cmd( SHM_INFO ); 100 /* semctl() commands */ 101 output_cmd( GETPID ); 102 output_cmd( GETVAL ); 103 output_cmd( GETALL ); 104 output_cmd( GETNCNT ); 105 output_cmd( GETZCNT ); 106 output_cmd( SETVAL ); 107 output_cmd( SETALL ); 108 output_cmd( SEM_STAT ); 109 output_cmd( SEM_INFO ); 110 output_cmd( IPC_RMID ); 111 output_cmd( IPC_RMID ); 112 output_cmd( IPC_RMID ); 113 output_cmd( IPC_RMID ); 114 output_cmd( IPC_RMID ); 115 output_cmd( IPC_RMID ); 116 output_cmd( IPC_RMID ); 117 output_cmd( IPC_RMID ); 118 output_cmd( IPC_RMID ); 119 120 /* Some value we don't recognize */ 121 qemu_log("%d", cmd); 122 } 123 124 static void 125 print_signal(abi_ulong arg, int last) 126 { 127 const char *signal_name = NULL; 128 switch(arg) { 129 case TARGET_SIGHUP: signal_name = "SIGHUP"; break; 130 case TARGET_SIGINT: signal_name = "SIGINT"; break; 131 case TARGET_SIGQUIT: signal_name = "SIGQUIT"; break; 132 case TARGET_SIGILL: signal_name = "SIGILL"; break; 133 case TARGET_SIGABRT: signal_name = "SIGABRT"; break; 134 case TARGET_SIGFPE: signal_name = "SIGFPE"; break; 135 case TARGET_SIGKILL: signal_name = "SIGKILL"; break; 136 case TARGET_SIGSEGV: signal_name = "SIGSEGV"; break; 137 case TARGET_SIGPIPE: signal_name = "SIGPIPE"; break; 138 case TARGET_SIGALRM: signal_name = "SIGALRM"; break; 139 case TARGET_SIGTERM: signal_name = "SIGTERM"; break; 140 case TARGET_SIGUSR1: signal_name = "SIGUSR1"; break; 141 case TARGET_SIGUSR2: signal_name = "SIGUSR2"; break; 142 case TARGET_SIGCHLD: signal_name = "SIGCHLD"; break; 143 case TARGET_SIGCONT: signal_name = "SIGCONT"; break; 144 case TARGET_SIGSTOP: signal_name = "SIGSTOP"; break; 145 case TARGET_SIGTTIN: signal_name = "SIGTTIN"; break; 146 case TARGET_SIGTTOU: signal_name = "SIGTTOU"; break; 147 } 148 if (signal_name == NULL) { 149 print_raw_param("%ld", arg, last); 150 return; 151 } 152 qemu_log("%s%s", signal_name, get_comma(last)); 153 } 154 155 static void print_si_code(int arg) 156 { 157 const char *codename = NULL; 158 159 switch (arg) { 160 case SI_USER: 161 codename = "SI_USER"; 162 break; 163 case SI_KERNEL: 164 codename = "SI_KERNEL"; 165 break; 166 case SI_QUEUE: 167 codename = "SI_QUEUE"; 168 break; 169 case SI_TIMER: 170 codename = "SI_TIMER"; 171 break; 172 case SI_MESGQ: 173 codename = "SI_MESGQ"; 174 break; 175 case SI_ASYNCIO: 176 codename = "SI_ASYNCIO"; 177 break; 178 case SI_SIGIO: 179 codename = "SI_SIGIO"; 180 break; 181 case SI_TKILL: 182 codename = "SI_TKILL"; 183 break; 184 default: 185 qemu_log("%d", arg); 186 return; 187 } 188 qemu_log("%s", codename); 189 } 190 191 static void get_target_siginfo(target_siginfo_t *tinfo, 192 const target_siginfo_t *info) 193 { 194 abi_ulong sival_ptr; 195 196 int sig; 197 int si_errno; 198 int si_code; 199 int si_type; 200 201 __get_user(sig, &info->si_signo); 202 __get_user(si_errno, &tinfo->si_errno); 203 __get_user(si_code, &info->si_code); 204 205 tinfo->si_signo = sig; 206 tinfo->si_errno = si_errno; 207 tinfo->si_code = si_code; 208 209 /* Ensure we don't leak random junk to the guest later */ 210 memset(tinfo->_sifields._pad, 0, sizeof(tinfo->_sifields._pad)); 211 212 /* This is awkward, because we have to use a combination of 213 * the si_code and si_signo to figure out which of the union's 214 * members are valid. (Within the host kernel it is always possible 215 * to tell, but the kernel carefully avoids giving userspace the 216 * high 16 bits of si_code, so we don't have the information to 217 * do this the easy way...) We therefore make our best guess, 218 * bearing in mind that a guest can spoof most of the si_codes 219 * via rt_sigqueueinfo() if it likes. 220 * 221 * Once we have made our guess, we record it in the top 16 bits of 222 * the si_code, so that print_siginfo() later can use it. 223 * print_siginfo() will strip these top bits out before printing 224 * the si_code. 225 */ 226 227 switch (si_code) { 228 case SI_USER: 229 case SI_TKILL: 230 case SI_KERNEL: 231 /* Sent via kill(), tkill() or tgkill(), or direct from the kernel. 232 * These are the only unspoofable si_code values. 233 */ 234 __get_user(tinfo->_sifields._kill._pid, &info->_sifields._kill._pid); 235 __get_user(tinfo->_sifields._kill._uid, &info->_sifields._kill._uid); 236 si_type = QEMU_SI_KILL; 237 break; 238 default: 239 /* Everything else is spoofable. Make best guess based on signal */ 240 switch (sig) { 241 case TARGET_SIGCHLD: 242 __get_user(tinfo->_sifields._sigchld._pid, 243 &info->_sifields._sigchld._pid); 244 __get_user(tinfo->_sifields._sigchld._uid, 245 &info->_sifields._sigchld._uid); 246 __get_user(tinfo->_sifields._sigchld._status, 247 &info->_sifields._sigchld._status); 248 __get_user(tinfo->_sifields._sigchld._utime, 249 &info->_sifields._sigchld._utime); 250 __get_user(tinfo->_sifields._sigchld._stime, 251 &info->_sifields._sigchld._stime); 252 si_type = QEMU_SI_CHLD; 253 break; 254 case TARGET_SIGIO: 255 __get_user(tinfo->_sifields._sigpoll._band, 256 &info->_sifields._sigpoll._band); 257 __get_user(tinfo->_sifields._sigpoll._fd, 258 &info->_sifields._sigpoll._fd); 259 si_type = QEMU_SI_POLL; 260 break; 261 default: 262 /* Assume a sigqueue()/mq_notify()/rt_sigqueueinfo() source. */ 263 __get_user(tinfo->_sifields._rt._pid, &info->_sifields._rt._pid); 264 __get_user(tinfo->_sifields._rt._uid, &info->_sifields._rt._uid); 265 /* XXX: potential problem if 64 bit */ 266 __get_user(sival_ptr, &info->_sifields._rt._sigval.sival_ptr); 267 tinfo->_sifields._rt._sigval.sival_ptr = sival_ptr; 268 269 si_type = QEMU_SI_RT; 270 break; 271 } 272 break; 273 } 274 275 tinfo->si_code = deposit32(si_code, 16, 16, si_type); 276 } 277 278 static void print_siginfo(const target_siginfo_t *tinfo) 279 { 280 /* Print a target_siginfo_t in the format desired for printing 281 * signals being taken. We assume the target_siginfo_t is in the 282 * internal form where the top 16 bits of si_code indicate which 283 * part of the union is valid, rather than in the guest-visible 284 * form where the bottom 16 bits are sign-extended into the top 16. 285 */ 286 int si_type = extract32(tinfo->si_code, 16, 16); 287 int si_code = sextract32(tinfo->si_code, 0, 16); 288 289 qemu_log("{si_signo="); 290 print_signal(tinfo->si_signo, 1); 291 qemu_log(", si_code="); 292 print_si_code(si_code); 293 294 switch (si_type) { 295 case QEMU_SI_KILL: 296 qemu_log(", si_pid=%u, si_uid=%u", 297 (unsigned int)tinfo->_sifields._kill._pid, 298 (unsigned int)tinfo->_sifields._kill._uid); 299 break; 300 case QEMU_SI_TIMER: 301 qemu_log(", si_timer1=%u, si_timer2=%u", 302 tinfo->_sifields._timer._timer1, 303 tinfo->_sifields._timer._timer2); 304 break; 305 case QEMU_SI_POLL: 306 qemu_log(", si_band=%d, si_fd=%d", 307 tinfo->_sifields._sigpoll._band, 308 tinfo->_sifields._sigpoll._fd); 309 break; 310 case QEMU_SI_FAULT: 311 qemu_log(", si_addr="); 312 print_pointer(tinfo->_sifields._sigfault._addr, 1); 313 break; 314 case QEMU_SI_CHLD: 315 qemu_log(", si_pid=%u, si_uid=%u, si_status=%d" 316 ", si_utime=" TARGET_ABI_FMT_ld 317 ", si_stime=" TARGET_ABI_FMT_ld, 318 (unsigned int)(tinfo->_sifields._sigchld._pid), 319 (unsigned int)(tinfo->_sifields._sigchld._uid), 320 tinfo->_sifields._sigchld._status, 321 tinfo->_sifields._sigchld._utime, 322 tinfo->_sifields._sigchld._stime); 323 break; 324 case QEMU_SI_RT: 325 qemu_log(", si_pid=%u, si_uid=%u, si_sigval=" TARGET_ABI_FMT_ld, 326 (unsigned int)tinfo->_sifields._rt._pid, 327 (unsigned int)tinfo->_sifields._rt._uid, 328 tinfo->_sifields._rt._sigval.sival_ptr); 329 break; 330 default: 331 g_assert_not_reached(); 332 } 333 qemu_log("}"); 334 } 335 336 static void 337 print_sockaddr(abi_ulong addr, abi_long addrlen, int last) 338 { 339 struct target_sockaddr *sa; 340 int i; 341 int sa_family; 342 343 sa = lock_user(VERIFY_READ, addr, addrlen, 1); 344 if (sa) { 345 sa_family = tswap16(sa->sa_family); 346 switch (sa_family) { 347 case AF_UNIX: { 348 struct target_sockaddr_un *un = (struct target_sockaddr_un *)sa; 349 int i; 350 qemu_log("{sun_family=AF_UNIX,sun_path=\""); 351 for (i = 0; i < addrlen - 352 offsetof(struct target_sockaddr_un, sun_path) && 353 un->sun_path[i]; i++) { 354 qemu_log("%c", un->sun_path[i]); 355 } 356 qemu_log("\"}"); 357 break; 358 } 359 case AF_INET: { 360 struct target_sockaddr_in *in = (struct target_sockaddr_in *)sa; 361 uint8_t *c = (uint8_t *)&in->sin_addr.s_addr; 362 qemu_log("{sin_family=AF_INET,sin_port=htons(%d),", 363 ntohs(in->sin_port)); 364 qemu_log("sin_addr=inet_addr(\"%d.%d.%d.%d\")", 365 c[0], c[1], c[2], c[3]); 366 qemu_log("}"); 367 break; 368 } 369 case AF_PACKET: { 370 struct target_sockaddr_ll *ll = (struct target_sockaddr_ll *)sa; 371 uint8_t *c = (uint8_t *)&ll->sll_addr; 372 qemu_log("{sll_family=AF_PACKET," 373 "sll_protocol=htons(0x%04x),if%d,pkttype=", 374 ntohs(ll->sll_protocol), ll->sll_ifindex); 375 switch (ll->sll_pkttype) { 376 case PACKET_HOST: 377 qemu_log("PACKET_HOST"); 378 break; 379 case PACKET_BROADCAST: 380 qemu_log("PACKET_BROADCAST"); 381 break; 382 case PACKET_MULTICAST: 383 qemu_log("PACKET_MULTICAST"); 384 break; 385 case PACKET_OTHERHOST: 386 qemu_log("PACKET_OTHERHOST"); 387 break; 388 case PACKET_OUTGOING: 389 qemu_log("PACKET_OUTGOING"); 390 break; 391 default: 392 qemu_log("%d", ll->sll_pkttype); 393 break; 394 } 395 qemu_log(",sll_addr=%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x", 396 c[0], c[1], c[2], c[3], c[4], c[5], c[6], c[7]); 397 qemu_log("}"); 398 break; 399 } 400 case AF_NETLINK: { 401 struct target_sockaddr_nl *nl = (struct target_sockaddr_nl *)sa; 402 qemu_log("{nl_family=AF_NETLINK,nl_pid=%u,nl_groups=%u}", 403 tswap32(nl->nl_pid), tswap32(nl->nl_groups)); 404 break; 405 } 406 default: 407 qemu_log("{sa_family=%d, sa_data={", sa->sa_family); 408 for (i = 0; i < 13; i++) { 409 qemu_log("%02x, ", sa->sa_data[i]); 410 } 411 qemu_log("%02x}", sa->sa_data[i]); 412 qemu_log("}"); 413 break; 414 } 415 unlock_user(sa, addr, 0); 416 } else { 417 print_raw_param("0x"TARGET_ABI_FMT_lx, addr, 0); 418 } 419 qemu_log(", "TARGET_ABI_FMT_ld"%s", addrlen, get_comma(last)); 420 } 421 422 static void 423 print_socket_domain(int domain) 424 { 425 switch (domain) { 426 case PF_UNIX: 427 qemu_log("PF_UNIX"); 428 break; 429 case PF_INET: 430 qemu_log("PF_INET"); 431 break; 432 case PF_NETLINK: 433 qemu_log("PF_NETLINK"); 434 break; 435 case PF_PACKET: 436 qemu_log("PF_PACKET"); 437 break; 438 default: 439 qemu_log("%d", domain); 440 break; 441 } 442 } 443 444 static void 445 print_socket_type(int type) 446 { 447 switch (type) { 448 case TARGET_SOCK_DGRAM: 449 qemu_log("SOCK_DGRAM"); 450 break; 451 case TARGET_SOCK_STREAM: 452 qemu_log("SOCK_STREAM"); 453 break; 454 case TARGET_SOCK_RAW: 455 qemu_log("SOCK_RAW"); 456 break; 457 case TARGET_SOCK_RDM: 458 qemu_log("SOCK_RDM"); 459 break; 460 case TARGET_SOCK_SEQPACKET: 461 qemu_log("SOCK_SEQPACKET"); 462 break; 463 case TARGET_SOCK_PACKET: 464 qemu_log("SOCK_PACKET"); 465 break; 466 } 467 } 468 469 static void 470 print_socket_protocol(int domain, int type, int protocol) 471 { 472 if (domain == AF_PACKET || 473 (domain == AF_INET && type == TARGET_SOCK_PACKET)) { 474 switch (protocol) { 475 case 0x0003: 476 qemu_log("ETH_P_ALL"); 477 break; 478 default: 479 qemu_log("%d", protocol); 480 } 481 return; 482 } 483 484 if (domain == PF_NETLINK) { 485 switch (protocol) { 486 case NETLINK_ROUTE: 487 qemu_log("NETLINK_ROUTE"); 488 break; 489 case NETLINK_AUDIT: 490 qemu_log("NETLINK_AUDIT"); 491 break; 492 case NETLINK_NETFILTER: 493 qemu_log("NETLINK_NETFILTER"); 494 break; 495 case NETLINK_KOBJECT_UEVENT: 496 qemu_log("NETLINK_KOBJECT_UEVENT"); 497 break; 498 case NETLINK_RDMA: 499 qemu_log("NETLINK_RDMA"); 500 break; 501 case NETLINK_CRYPTO: 502 qemu_log("NETLINK_CRYPTO"); 503 break; 504 default: 505 qemu_log("%d", protocol); 506 break; 507 } 508 return; 509 } 510 511 switch (protocol) { 512 case IPPROTO_IP: 513 qemu_log("IPPROTO_IP"); 514 break; 515 case IPPROTO_TCP: 516 qemu_log("IPPROTO_TCP"); 517 break; 518 case IPPROTO_UDP: 519 qemu_log("IPPROTO_UDP"); 520 break; 521 case IPPROTO_RAW: 522 qemu_log("IPPROTO_RAW"); 523 break; 524 default: 525 qemu_log("%d", protocol); 526 break; 527 } 528 } 529 530 531 #ifdef TARGET_NR__newselect 532 static void 533 print_fdset(int n, abi_ulong target_fds_addr) 534 { 535 int i; 536 537 qemu_log("["); 538 if( target_fds_addr ) { 539 abi_long *target_fds; 540 541 target_fds = lock_user(VERIFY_READ, 542 target_fds_addr, 543 sizeof(*target_fds)*(n / TARGET_ABI_BITS + 1), 544 1); 545 546 if (!target_fds) 547 return; 548 549 for (i=n; i>=0; i--) { 550 if ((tswapal(target_fds[i / TARGET_ABI_BITS]) >> (i & (TARGET_ABI_BITS - 1))) & 1) 551 qemu_log("%d,", i); 552 } 553 unlock_user(target_fds, target_fds_addr, 0); 554 } 555 qemu_log("]"); 556 } 557 #endif 558 559 #ifdef TARGET_NR_clock_adjtime 560 /* IDs of the various system clocks */ 561 #define TARGET_CLOCK_REALTIME 0 562 #define TARGET_CLOCK_MONOTONIC 1 563 #define TARGET_CLOCK_PROCESS_CPUTIME_ID 2 564 #define TARGET_CLOCK_THREAD_CPUTIME_ID 3 565 #define TARGET_CLOCK_MONOTONIC_RAW 4 566 #define TARGET_CLOCK_REALTIME_COARSE 5 567 #define TARGET_CLOCK_MONOTONIC_COARSE 6 568 #define TARGET_CLOCK_BOOTTIME 7 569 #define TARGET_CLOCK_REALTIME_ALARM 8 570 #define TARGET_CLOCK_BOOTTIME_ALARM 9 571 #define TARGET_CLOCK_SGI_CYCLE 10 572 #define TARGET_CLOCK_TAI 11 573 574 static void 575 print_clockid(int clockid, int last) 576 { 577 switch (clockid) { 578 case TARGET_CLOCK_REALTIME: 579 qemu_log("CLOCK_REALTIME"); 580 break; 581 case TARGET_CLOCK_MONOTONIC: 582 qemu_log("CLOCK_MONOTONIC"); 583 break; 584 case TARGET_CLOCK_PROCESS_CPUTIME_ID: 585 qemu_log("CLOCK_PROCESS_CPUTIME_ID"); 586 break; 587 case TARGET_CLOCK_THREAD_CPUTIME_ID: 588 qemu_log("CLOCK_THREAD_CPUTIME_ID"); 589 break; 590 case TARGET_CLOCK_MONOTONIC_RAW: 591 qemu_log("CLOCK_MONOTONIC_RAW"); 592 break; 593 case TARGET_CLOCK_REALTIME_COARSE: 594 qemu_log("CLOCK_REALTIME_COARSE"); 595 break; 596 case TARGET_CLOCK_MONOTONIC_COARSE: 597 qemu_log("CLOCK_MONOTONIC_COARSE"); 598 break; 599 case TARGET_CLOCK_BOOTTIME: 600 qemu_log("CLOCK_BOOTTIME"); 601 break; 602 case TARGET_CLOCK_REALTIME_ALARM: 603 qemu_log("CLOCK_REALTIME_ALARM"); 604 break; 605 case TARGET_CLOCK_BOOTTIME_ALARM: 606 qemu_log("CLOCK_BOOTTIME_ALARM"); 607 break; 608 case TARGET_CLOCK_SGI_CYCLE: 609 qemu_log("CLOCK_SGI_CYCLE"); 610 break; 611 case TARGET_CLOCK_TAI: 612 qemu_log("CLOCK_TAI"); 613 break; 614 default: 615 qemu_log("%d", clockid); 616 break; 617 } 618 qemu_log("%s", get_comma(last)); 619 } 620 #endif 621 622 /* 623 * Sysycall specific output functions 624 */ 625 626 /* select */ 627 #ifdef TARGET_NR__newselect 628 static long newselect_arg1 = 0; 629 static long newselect_arg2 = 0; 630 static long newselect_arg3 = 0; 631 static long newselect_arg4 = 0; 632 static long newselect_arg5 = 0; 633 634 static void 635 print_newselect(const struct syscallname *name, 636 abi_long arg1, abi_long arg2, abi_long arg3, 637 abi_long arg4, abi_long arg5, abi_long arg6) 638 { 639 qemu_log("%s(" TARGET_ABI_FMT_ld ",", name->name, arg1); 640 print_fdset(arg1, arg2); 641 qemu_log(","); 642 print_fdset(arg1, arg3); 643 qemu_log(","); 644 print_fdset(arg1, arg4); 645 qemu_log(","); 646 print_timeval(arg5, 1); 647 qemu_log(")"); 648 649 /* save for use in the return output function below */ 650 newselect_arg1=arg1; 651 newselect_arg2=arg2; 652 newselect_arg3=arg3; 653 newselect_arg4=arg4; 654 newselect_arg5=arg5; 655 } 656 #endif 657 658 #ifdef TARGET_NR_semctl 659 static void 660 print_semctl(const struct syscallname *name, 661 abi_long arg1, abi_long arg2, abi_long arg3, 662 abi_long arg4, abi_long arg5, abi_long arg6) 663 { 664 qemu_log("%s(" TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld ",", 665 name->name, arg1, arg2); 666 print_ipc_cmd(arg3); 667 qemu_log(",0x" TARGET_ABI_FMT_lx ")", arg4); 668 } 669 #endif 670 671 static void 672 print_execve(const struct syscallname *name, 673 abi_long arg1, abi_long arg2, abi_long arg3, 674 abi_long arg4, abi_long arg5, abi_long arg6) 675 { 676 abi_ulong arg_ptr_addr; 677 char *s; 678 679 if (!(s = lock_user_string(arg1))) 680 return; 681 qemu_log("%s(\"%s\",{", name->name, s); 682 unlock_user(s, arg1, 0); 683 684 for (arg_ptr_addr = arg2; ; arg_ptr_addr += sizeof(abi_ulong)) { 685 abi_ulong *arg_ptr, arg_addr; 686 687 arg_ptr = lock_user(VERIFY_READ, arg_ptr_addr, sizeof(abi_ulong), 1); 688 if (!arg_ptr) 689 return; 690 arg_addr = tswapal(*arg_ptr); 691 unlock_user(arg_ptr, arg_ptr_addr, 0); 692 if (!arg_addr) 693 break; 694 if ((s = lock_user_string(arg_addr))) { 695 qemu_log("\"%s\",", s); 696 unlock_user(s, arg_addr, 0); 697 } 698 } 699 700 qemu_log("NULL})"); 701 } 702 703 #ifdef TARGET_NR_ipc 704 static void 705 print_ipc(const struct syscallname *name, 706 abi_long arg1, abi_long arg2, abi_long arg3, 707 abi_long arg4, abi_long arg5, abi_long arg6) 708 { 709 switch(arg1) { 710 case IPCOP_semctl: 711 qemu_log("semctl(" TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld ",", 712 arg1, arg2); 713 print_ipc_cmd(arg3); 714 qemu_log(",0x" TARGET_ABI_FMT_lx ")", arg4); 715 break; 716 default: 717 qemu_log(("%s(" 718 TARGET_ABI_FMT_ld "," 719 TARGET_ABI_FMT_ld "," 720 TARGET_ABI_FMT_ld "," 721 TARGET_ABI_FMT_ld 722 ")"), 723 name->name, arg1, arg2, arg3, arg4); 724 } 725 } 726 #endif 727 728 /* 729 * Variants for the return value output function 730 */ 731 732 static void 733 print_syscall_ret_addr(const struct syscallname *name, abi_long ret) 734 { 735 const char *errstr = NULL; 736 737 if (ret < 0) { 738 errstr = target_strerror(-ret); 739 } 740 if (errstr) { 741 qemu_log(" = -1 errno=%d (%s)\n", (int)-ret, errstr); 742 } else { 743 qemu_log(" = 0x" TARGET_ABI_FMT_lx "\n", ret); 744 } 745 } 746 747 #if 0 /* currently unused */ 748 static void 749 print_syscall_ret_raw(struct syscallname *name, abi_long ret) 750 { 751 qemu_log(" = 0x" TARGET_ABI_FMT_lx "\n", ret); 752 } 753 #endif 754 755 #ifdef TARGET_NR__newselect 756 static void 757 print_syscall_ret_newselect(const struct syscallname *name, abi_long ret) 758 { 759 qemu_log(" = 0x" TARGET_ABI_FMT_lx " (", ret); 760 print_fdset(newselect_arg1,newselect_arg2); 761 qemu_log(","); 762 print_fdset(newselect_arg1,newselect_arg3); 763 qemu_log(","); 764 print_fdset(newselect_arg1,newselect_arg4); 765 qemu_log(","); 766 print_timeval(newselect_arg5, 1); 767 qemu_log(")\n"); 768 } 769 #endif 770 771 /* special meanings of adjtimex()' non-negative return values */ 772 #define TARGET_TIME_OK 0 /* clock synchronized, no leap second */ 773 #define TARGET_TIME_INS 1 /* insert leap second */ 774 #define TARGET_TIME_DEL 2 /* delete leap second */ 775 #define TARGET_TIME_OOP 3 /* leap second in progress */ 776 #define TARGET_TIME_WAIT 4 /* leap second has occurred */ 777 #define TARGET_TIME_ERROR 5 /* clock not synchronized */ 778 static void 779 print_syscall_ret_adjtimex(const struct syscallname *name, abi_long ret) 780 { 781 const char *errstr = NULL; 782 783 qemu_log(" = "); 784 if (ret < 0) { 785 qemu_log("-1 errno=%d", errno); 786 errstr = target_strerror(-ret); 787 if (errstr) { 788 qemu_log(" (%s)", errstr); 789 } 790 } else { 791 qemu_log(TARGET_ABI_FMT_ld, ret); 792 switch (ret) { 793 case TARGET_TIME_OK: 794 qemu_log(" TIME_OK (clock synchronized, no leap second)"); 795 break; 796 case TARGET_TIME_INS: 797 qemu_log(" TIME_INS (insert leap second)"); 798 break; 799 case TARGET_TIME_DEL: 800 qemu_log(" TIME_DEL (delete leap second)"); 801 break; 802 case TARGET_TIME_OOP: 803 qemu_log(" TIME_OOP (leap second in progress)"); 804 break; 805 case TARGET_TIME_WAIT: 806 qemu_log(" TIME_WAIT (leap second has occurred)"); 807 break; 808 case TARGET_TIME_ERROR: 809 qemu_log(" TIME_ERROR (clock not synchronized)"); 810 break; 811 } 812 } 813 814 qemu_log("\n"); 815 } 816 817 UNUSED static struct flags access_flags[] = { 818 FLAG_GENERIC(F_OK), 819 FLAG_GENERIC(R_OK), 820 FLAG_GENERIC(W_OK), 821 FLAG_GENERIC(X_OK), 822 FLAG_END, 823 }; 824 825 UNUSED static struct flags at_file_flags[] = { 826 #ifdef AT_EACCESS 827 FLAG_GENERIC(AT_EACCESS), 828 #endif 829 #ifdef AT_SYMLINK_NOFOLLOW 830 FLAG_GENERIC(AT_SYMLINK_NOFOLLOW), 831 #endif 832 FLAG_END, 833 }; 834 835 UNUSED static struct flags unlinkat_flags[] = { 836 #ifdef AT_REMOVEDIR 837 FLAG_GENERIC(AT_REMOVEDIR), 838 #endif 839 FLAG_END, 840 }; 841 842 UNUSED static struct flags mode_flags[] = { 843 FLAG_GENERIC(S_IFSOCK), 844 FLAG_GENERIC(S_IFLNK), 845 FLAG_GENERIC(S_IFREG), 846 FLAG_GENERIC(S_IFBLK), 847 FLAG_GENERIC(S_IFDIR), 848 FLAG_GENERIC(S_IFCHR), 849 FLAG_GENERIC(S_IFIFO), 850 FLAG_END, 851 }; 852 853 UNUSED static struct flags open_access_flags[] = { 854 FLAG_TARGET(O_RDONLY), 855 FLAG_TARGET(O_WRONLY), 856 FLAG_TARGET(O_RDWR), 857 FLAG_END, 858 }; 859 860 UNUSED static struct flags open_flags[] = { 861 FLAG_TARGET(O_APPEND), 862 FLAG_TARGET(O_CREAT), 863 FLAG_TARGET(O_DIRECTORY), 864 FLAG_TARGET(O_EXCL), 865 FLAG_TARGET(O_LARGEFILE), 866 FLAG_TARGET(O_NOCTTY), 867 FLAG_TARGET(O_NOFOLLOW), 868 FLAG_TARGET(O_NONBLOCK), /* also O_NDELAY */ 869 FLAG_TARGET(O_DSYNC), 870 FLAG_TARGET(__O_SYNC), 871 FLAG_TARGET(O_TRUNC), 872 #ifdef O_DIRECT 873 FLAG_TARGET(O_DIRECT), 874 #endif 875 #ifdef O_NOATIME 876 FLAG_TARGET(O_NOATIME), 877 #endif 878 #ifdef O_CLOEXEC 879 FLAG_TARGET(O_CLOEXEC), 880 #endif 881 #ifdef O_PATH 882 FLAG_TARGET(O_PATH), 883 #endif 884 #ifdef O_TMPFILE 885 FLAG_TARGET(O_TMPFILE), 886 FLAG_TARGET(__O_TMPFILE), 887 #endif 888 FLAG_END, 889 }; 890 891 UNUSED static struct flags mount_flags[] = { 892 #ifdef MS_BIND 893 FLAG_GENERIC(MS_BIND), 894 #endif 895 #ifdef MS_DIRSYNC 896 FLAG_GENERIC(MS_DIRSYNC), 897 #endif 898 FLAG_GENERIC(MS_MANDLOCK), 899 #ifdef MS_MOVE 900 FLAG_GENERIC(MS_MOVE), 901 #endif 902 FLAG_GENERIC(MS_NOATIME), 903 FLAG_GENERIC(MS_NODEV), 904 FLAG_GENERIC(MS_NODIRATIME), 905 FLAG_GENERIC(MS_NOEXEC), 906 FLAG_GENERIC(MS_NOSUID), 907 FLAG_GENERIC(MS_RDONLY), 908 #ifdef MS_RELATIME 909 FLAG_GENERIC(MS_RELATIME), 910 #endif 911 FLAG_GENERIC(MS_REMOUNT), 912 FLAG_GENERIC(MS_SYNCHRONOUS), 913 FLAG_END, 914 }; 915 916 UNUSED static struct flags umount2_flags[] = { 917 #ifdef MNT_FORCE 918 FLAG_GENERIC(MNT_FORCE), 919 #endif 920 #ifdef MNT_DETACH 921 FLAG_GENERIC(MNT_DETACH), 922 #endif 923 #ifdef MNT_EXPIRE 924 FLAG_GENERIC(MNT_EXPIRE), 925 #endif 926 FLAG_END, 927 }; 928 929 UNUSED static struct flags mmap_prot_flags[] = { 930 FLAG_GENERIC(PROT_NONE), 931 FLAG_GENERIC(PROT_EXEC), 932 FLAG_GENERIC(PROT_READ), 933 FLAG_GENERIC(PROT_WRITE), 934 FLAG_TARGET(PROT_SEM), 935 FLAG_GENERIC(PROT_GROWSDOWN), 936 FLAG_GENERIC(PROT_GROWSUP), 937 FLAG_END, 938 }; 939 940 UNUSED static struct flags mmap_flags[] = { 941 FLAG_TARGET(MAP_SHARED), 942 FLAG_TARGET(MAP_PRIVATE), 943 FLAG_TARGET(MAP_ANONYMOUS), 944 FLAG_TARGET(MAP_DENYWRITE), 945 FLAG_TARGET(MAP_FIXED), 946 FLAG_TARGET(MAP_GROWSDOWN), 947 FLAG_TARGET(MAP_EXECUTABLE), 948 #ifdef MAP_LOCKED 949 FLAG_TARGET(MAP_LOCKED), 950 #endif 951 #ifdef MAP_NONBLOCK 952 FLAG_TARGET(MAP_NONBLOCK), 953 #endif 954 FLAG_TARGET(MAP_NORESERVE), 955 #ifdef MAP_POPULATE 956 FLAG_TARGET(MAP_POPULATE), 957 #endif 958 #ifdef TARGET_MAP_UNINITIALIZED 959 FLAG_TARGET(MAP_UNINITIALIZED), 960 #endif 961 FLAG_END, 962 }; 963 964 UNUSED static struct flags clone_flags[] = { 965 FLAG_GENERIC(CLONE_VM), 966 FLAG_GENERIC(CLONE_FS), 967 FLAG_GENERIC(CLONE_FILES), 968 FLAG_GENERIC(CLONE_SIGHAND), 969 FLAG_GENERIC(CLONE_PTRACE), 970 FLAG_GENERIC(CLONE_VFORK), 971 FLAG_GENERIC(CLONE_PARENT), 972 FLAG_GENERIC(CLONE_THREAD), 973 FLAG_GENERIC(CLONE_NEWNS), 974 FLAG_GENERIC(CLONE_SYSVSEM), 975 FLAG_GENERIC(CLONE_SETTLS), 976 FLAG_GENERIC(CLONE_PARENT_SETTID), 977 FLAG_GENERIC(CLONE_CHILD_CLEARTID), 978 FLAG_GENERIC(CLONE_DETACHED), 979 FLAG_GENERIC(CLONE_UNTRACED), 980 FLAG_GENERIC(CLONE_CHILD_SETTID), 981 #if defined(CLONE_NEWUTS) 982 FLAG_GENERIC(CLONE_NEWUTS), 983 #endif 984 #if defined(CLONE_NEWIPC) 985 FLAG_GENERIC(CLONE_NEWIPC), 986 #endif 987 #if defined(CLONE_NEWUSER) 988 FLAG_GENERIC(CLONE_NEWUSER), 989 #endif 990 #if defined(CLONE_NEWPID) 991 FLAG_GENERIC(CLONE_NEWPID), 992 #endif 993 #if defined(CLONE_NEWNET) 994 FLAG_GENERIC(CLONE_NEWNET), 995 #endif 996 #if defined(CLONE_IO) 997 FLAG_GENERIC(CLONE_IO), 998 #endif 999 FLAG_END, 1000 }; 1001 1002 UNUSED static struct flags msg_flags[] = { 1003 /* send */ 1004 FLAG_GENERIC(MSG_CONFIRM), 1005 FLAG_GENERIC(MSG_DONTROUTE), 1006 FLAG_GENERIC(MSG_DONTWAIT), 1007 FLAG_GENERIC(MSG_EOR), 1008 FLAG_GENERIC(MSG_MORE), 1009 FLAG_GENERIC(MSG_NOSIGNAL), 1010 FLAG_GENERIC(MSG_OOB), 1011 /* recv */ 1012 FLAG_GENERIC(MSG_CMSG_CLOEXEC), 1013 FLAG_GENERIC(MSG_ERRQUEUE), 1014 FLAG_GENERIC(MSG_PEEK), 1015 FLAG_GENERIC(MSG_TRUNC), 1016 FLAG_GENERIC(MSG_WAITALL), 1017 /* recvmsg */ 1018 FLAG_GENERIC(MSG_CTRUNC), 1019 FLAG_END, 1020 }; 1021 1022 UNUSED static struct flags statx_flags[] = { 1023 #ifdef AT_EMPTY_PATH 1024 FLAG_GENERIC(AT_EMPTY_PATH), 1025 #endif 1026 #ifdef AT_NO_AUTOMOUNT 1027 FLAG_GENERIC(AT_NO_AUTOMOUNT), 1028 #endif 1029 #ifdef AT_SYMLINK_NOFOLLOW 1030 FLAG_GENERIC(AT_SYMLINK_NOFOLLOW), 1031 #endif 1032 #ifdef AT_STATX_SYNC_AS_STAT 1033 FLAG_GENERIC(AT_STATX_SYNC_AS_STAT), 1034 #endif 1035 #ifdef AT_STATX_FORCE_SYNC 1036 FLAG_GENERIC(AT_STATX_FORCE_SYNC), 1037 #endif 1038 #ifdef AT_STATX_DONT_SYNC 1039 FLAG_GENERIC(AT_STATX_DONT_SYNC), 1040 #endif 1041 FLAG_END, 1042 }; 1043 1044 UNUSED static struct flags statx_mask[] = { 1045 /* This must come first, because it includes everything. */ 1046 #ifdef STATX_ALL 1047 FLAG_GENERIC(STATX_ALL), 1048 #endif 1049 /* This must come second; it includes everything except STATX_BTIME. */ 1050 #ifdef STATX_BASIC_STATS 1051 FLAG_GENERIC(STATX_BASIC_STATS), 1052 #endif 1053 #ifdef STATX_TYPE 1054 FLAG_GENERIC(STATX_TYPE), 1055 #endif 1056 #ifdef STATX_MODE 1057 FLAG_GENERIC(STATX_MODE), 1058 #endif 1059 #ifdef STATX_NLINK 1060 FLAG_GENERIC(STATX_NLINK), 1061 #endif 1062 #ifdef STATX_UID 1063 FLAG_GENERIC(STATX_UID), 1064 #endif 1065 #ifdef STATX_GID 1066 FLAG_GENERIC(STATX_GID), 1067 #endif 1068 #ifdef STATX_ATIME 1069 FLAG_GENERIC(STATX_ATIME), 1070 #endif 1071 #ifdef STATX_MTIME 1072 FLAG_GENERIC(STATX_MTIME), 1073 #endif 1074 #ifdef STATX_CTIME 1075 FLAG_GENERIC(STATX_CTIME), 1076 #endif 1077 #ifdef STATX_INO 1078 FLAG_GENERIC(STATX_INO), 1079 #endif 1080 #ifdef STATX_SIZE 1081 FLAG_GENERIC(STATX_SIZE), 1082 #endif 1083 #ifdef STATX_BLOCKS 1084 FLAG_GENERIC(STATX_BLOCKS), 1085 #endif 1086 #ifdef STATX_BTIME 1087 FLAG_GENERIC(STATX_BTIME), 1088 #endif 1089 FLAG_END, 1090 }; 1091 1092 /* 1093 * print_xxx utility functions. These are used to print syscall 1094 * parameters in certain format. All of these have parameter 1095 * named 'last'. This parameter is used to add comma to output 1096 * when last == 0. 1097 */ 1098 1099 static const char * 1100 get_comma(int last) 1101 { 1102 return ((last) ? "" : ","); 1103 } 1104 1105 static void 1106 print_flags(const struct flags *f, abi_long flags, int last) 1107 { 1108 const char *sep = ""; 1109 int n; 1110 1111 if ((flags == 0) && (f->f_value == 0)) { 1112 qemu_log("%s%s", f->f_string, get_comma(last)); 1113 return; 1114 } 1115 for (n = 0; f->f_string != NULL; f++) { 1116 if ((f->f_value != 0) && ((flags & f->f_value) == f->f_value)) { 1117 qemu_log("%s%s", sep, f->f_string); 1118 flags &= ~f->f_value; 1119 sep = "|"; 1120 n++; 1121 } 1122 } 1123 1124 if (n > 0) { 1125 /* print rest of the flags as numeric */ 1126 if (flags != 0) { 1127 qemu_log("%s%#x%s", sep, (unsigned int)flags, get_comma(last)); 1128 } else { 1129 qemu_log("%s", get_comma(last)); 1130 } 1131 } else { 1132 /* no string version of flags found, print them in hex then */ 1133 qemu_log("%#x%s", (unsigned int)flags, get_comma(last)); 1134 } 1135 } 1136 1137 static void 1138 print_at_dirfd(abi_long dirfd, int last) 1139 { 1140 #ifdef AT_FDCWD 1141 if (dirfd == AT_FDCWD) { 1142 qemu_log("AT_FDCWD%s", get_comma(last)); 1143 return; 1144 } 1145 #endif 1146 qemu_log("%d%s", (int)dirfd, get_comma(last)); 1147 } 1148 1149 static void 1150 print_file_mode(abi_long mode, int last) 1151 { 1152 const char *sep = ""; 1153 const struct flags *m; 1154 1155 for (m = &mode_flags[0]; m->f_string != NULL; m++) { 1156 if ((m->f_value & mode) == m->f_value) { 1157 qemu_log("%s%s", m->f_string, sep); 1158 sep = "|"; 1159 mode &= ~m->f_value; 1160 break; 1161 } 1162 } 1163 1164 mode &= ~S_IFMT; 1165 /* print rest of the mode as octal */ 1166 if (mode != 0) 1167 qemu_log("%s%#o", sep, (unsigned int)mode); 1168 1169 qemu_log("%s", get_comma(last)); 1170 } 1171 1172 static void 1173 print_open_flags(abi_long flags, int last) 1174 { 1175 print_flags(open_access_flags, flags & TARGET_O_ACCMODE, 1); 1176 flags &= ~TARGET_O_ACCMODE; 1177 if (flags == 0) { 1178 qemu_log("%s", get_comma(last)); 1179 return; 1180 } 1181 qemu_log("|"); 1182 print_flags(open_flags, flags, last); 1183 } 1184 1185 static void 1186 print_syscall_prologue(const struct syscallname *sc) 1187 { 1188 qemu_log("%s(", sc->name); 1189 } 1190 1191 /*ARGSUSED*/ 1192 static void 1193 print_syscall_epilogue(const struct syscallname *sc) 1194 { 1195 (void)sc; 1196 qemu_log(")"); 1197 } 1198 1199 static void 1200 print_string(abi_long addr, int last) 1201 { 1202 char *s; 1203 1204 if ((s = lock_user_string(addr)) != NULL) { 1205 qemu_log("\"%s\"%s", s, get_comma(last)); 1206 unlock_user(s, addr, 0); 1207 } else { 1208 /* can't get string out of it, so print it as pointer */ 1209 print_pointer(addr, last); 1210 } 1211 } 1212 1213 #define MAX_PRINT_BUF 40 1214 static void 1215 print_buf(abi_long addr, abi_long len, int last) 1216 { 1217 uint8_t *s; 1218 int i; 1219 1220 s = lock_user(VERIFY_READ, addr, len, 1); 1221 if (s) { 1222 qemu_log("\""); 1223 for (i = 0; i < MAX_PRINT_BUF && i < len; i++) { 1224 if (isprint(s[i])) { 1225 qemu_log("%c", s[i]); 1226 } else { 1227 qemu_log("\\%o", s[i]); 1228 } 1229 } 1230 qemu_log("\""); 1231 if (i != len) { 1232 qemu_log("..."); 1233 } 1234 if (!last) { 1235 qemu_log(","); 1236 } 1237 unlock_user(s, addr, 0); 1238 } else { 1239 print_pointer(addr, last); 1240 } 1241 } 1242 1243 /* 1244 * Prints out raw parameter using given format. Caller needs 1245 * to do byte swapping if needed. 1246 */ 1247 static void 1248 print_raw_param(const char *fmt, abi_long param, int last) 1249 { 1250 char format[64]; 1251 1252 (void) snprintf(format, sizeof (format), "%s%s", fmt, get_comma(last)); 1253 qemu_log(format, param); 1254 } 1255 1256 static void 1257 print_pointer(abi_long p, int last) 1258 { 1259 if (p == 0) 1260 qemu_log("NULL%s", get_comma(last)); 1261 else 1262 qemu_log("0x" TARGET_ABI_FMT_lx "%s", p, get_comma(last)); 1263 } 1264 1265 /* 1266 * Reads 32-bit (int) number from guest address space from 1267 * address 'addr' and prints it. 1268 */ 1269 static void 1270 print_number(abi_long addr, int last) 1271 { 1272 if (addr == 0) { 1273 qemu_log("NULL%s", get_comma(last)); 1274 } else { 1275 int num; 1276 1277 get_user_s32(num, addr); 1278 qemu_log("[%d]%s", num, get_comma(last)); 1279 } 1280 } 1281 1282 static void 1283 print_timeval(abi_ulong tv_addr, int last) 1284 { 1285 if( tv_addr ) { 1286 struct target_timeval *tv; 1287 1288 tv = lock_user(VERIFY_READ, tv_addr, sizeof(*tv), 1); 1289 if (!tv) { 1290 print_pointer(tv_addr, last); 1291 return; 1292 } 1293 qemu_log("{" TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld "}%s", 1294 tswapal(tv->tv_sec), tswapal(tv->tv_usec), get_comma(last)); 1295 unlock_user(tv, tv_addr, 0); 1296 } else 1297 qemu_log("NULL%s", get_comma(last)); 1298 } 1299 1300 static void 1301 print_timezone(abi_ulong tz_addr, int last) 1302 { 1303 if (tz_addr) { 1304 struct target_timezone *tz; 1305 1306 tz = lock_user(VERIFY_READ, tz_addr, sizeof(*tz), 1); 1307 if (!tz) { 1308 print_pointer(tz_addr, last); 1309 return; 1310 } 1311 qemu_log("{%d,%d}%s", tswap32(tz->tz_minuteswest), 1312 tswap32(tz->tz_dsttime), get_comma(last)); 1313 unlock_user(tz, tz_addr, 0); 1314 } else { 1315 qemu_log("NULL%s", get_comma(last)); 1316 } 1317 } 1318 1319 #undef UNUSED 1320 1321 #ifdef TARGET_NR_accept 1322 static void 1323 print_accept(const struct syscallname *name, 1324 abi_long arg0, abi_long arg1, abi_long arg2, 1325 abi_long arg3, abi_long arg4, abi_long arg5) 1326 { 1327 print_syscall_prologue(name); 1328 print_raw_param("%d", arg0, 0); 1329 print_pointer(arg1, 0); 1330 print_number(arg2, 1); 1331 print_syscall_epilogue(name); 1332 } 1333 #endif 1334 1335 #ifdef TARGET_NR_access 1336 static void 1337 print_access(const struct syscallname *name, 1338 abi_long arg0, abi_long arg1, abi_long arg2, 1339 abi_long arg3, abi_long arg4, abi_long arg5) 1340 { 1341 print_syscall_prologue(name); 1342 print_string(arg0, 0); 1343 print_flags(access_flags, arg1, 1); 1344 print_syscall_epilogue(name); 1345 } 1346 #endif 1347 1348 #ifdef TARGET_NR_brk 1349 static void 1350 print_brk(const struct syscallname *name, 1351 abi_long arg0, abi_long arg1, abi_long arg2, 1352 abi_long arg3, abi_long arg4, abi_long arg5) 1353 { 1354 print_syscall_prologue(name); 1355 print_pointer(arg0, 1); 1356 print_syscall_epilogue(name); 1357 } 1358 #endif 1359 1360 #ifdef TARGET_NR_chdir 1361 static void 1362 print_chdir(const struct syscallname *name, 1363 abi_long arg0, abi_long arg1, abi_long arg2, 1364 abi_long arg3, abi_long arg4, abi_long arg5) 1365 { 1366 print_syscall_prologue(name); 1367 print_string(arg0, 1); 1368 print_syscall_epilogue(name); 1369 } 1370 #endif 1371 1372 #ifdef TARGET_NR_chroot 1373 static void 1374 print_chroot(const struct syscallname *name, 1375 abi_long arg0, abi_long arg1, abi_long arg2, 1376 abi_long arg3, abi_long arg4, abi_long arg5) 1377 { 1378 print_syscall_prologue(name); 1379 print_string(arg0, 1); 1380 print_syscall_epilogue(name); 1381 } 1382 #endif 1383 1384 #ifdef TARGET_NR_chmod 1385 static void 1386 print_chmod(const struct syscallname *name, 1387 abi_long arg0, abi_long arg1, abi_long arg2, 1388 abi_long arg3, abi_long arg4, abi_long arg5) 1389 { 1390 print_syscall_prologue(name); 1391 print_string(arg0, 0); 1392 print_file_mode(arg1, 1); 1393 print_syscall_epilogue(name); 1394 } 1395 #endif 1396 1397 #ifdef TARGET_NR_clock_adjtime 1398 static void 1399 print_clock_adjtime(const struct syscallname *name, 1400 abi_long arg0, abi_long arg1, abi_long arg2, 1401 abi_long arg3, abi_long arg4, abi_long arg5) 1402 { 1403 print_syscall_prologue(name); 1404 print_clockid(arg0, 0); 1405 print_pointer(arg1, 1); 1406 print_syscall_epilogue(name); 1407 } 1408 #endif 1409 1410 #ifdef TARGET_NR_clone 1411 static void do_print_clone(unsigned int flags, abi_ulong newsp, 1412 abi_ulong parent_tidptr, target_ulong newtls, 1413 abi_ulong child_tidptr) 1414 { 1415 print_flags(clone_flags, flags, 0); 1416 print_raw_param("child_stack=0x" TARGET_ABI_FMT_lx, newsp, 0); 1417 print_raw_param("parent_tidptr=0x" TARGET_ABI_FMT_lx, parent_tidptr, 0); 1418 print_raw_param("tls=0x" TARGET_ABI_FMT_lx, newtls, 0); 1419 print_raw_param("child_tidptr=0x" TARGET_ABI_FMT_lx, child_tidptr, 1); 1420 } 1421 1422 static void 1423 print_clone(const struct syscallname *name, 1424 abi_long arg1, abi_long arg2, abi_long arg3, 1425 abi_long arg4, abi_long arg5, abi_long arg6) 1426 { 1427 print_syscall_prologue(name); 1428 #if defined(TARGET_MICROBLAZE) 1429 do_print_clone(arg1, arg2, arg4, arg6, arg5); 1430 #elif defined(TARGET_CLONE_BACKWARDS) 1431 do_print_clone(arg1, arg2, arg3, arg4, arg5); 1432 #elif defined(TARGET_CLONE_BACKWARDS2) 1433 do_print_clone(arg2, arg1, arg3, arg5, arg4); 1434 #else 1435 do_print_clone(arg1, arg2, arg3, arg5, arg4); 1436 #endif 1437 print_syscall_epilogue(name); 1438 } 1439 #endif 1440 1441 #ifdef TARGET_NR_creat 1442 static void 1443 print_creat(const struct syscallname *name, 1444 abi_long arg0, abi_long arg1, abi_long arg2, 1445 abi_long arg3, abi_long arg4, abi_long arg5) 1446 { 1447 print_syscall_prologue(name); 1448 print_string(arg0, 0); 1449 print_file_mode(arg1, 1); 1450 print_syscall_epilogue(name); 1451 } 1452 #endif 1453 1454 #ifdef TARGET_NR_execv 1455 static void 1456 print_execv(const struct syscallname *name, 1457 abi_long arg0, abi_long arg1, abi_long arg2, 1458 abi_long arg3, abi_long arg4, abi_long arg5) 1459 { 1460 print_syscall_prologue(name); 1461 print_string(arg0, 0); 1462 print_raw_param("0x" TARGET_ABI_FMT_lx, arg1, 1); 1463 print_syscall_epilogue(name); 1464 } 1465 #endif 1466 1467 #ifdef TARGET_NR_faccessat 1468 static void 1469 print_faccessat(const struct syscallname *name, 1470 abi_long arg0, abi_long arg1, abi_long arg2, 1471 abi_long arg3, abi_long arg4, abi_long arg5) 1472 { 1473 print_syscall_prologue(name); 1474 print_at_dirfd(arg0, 0); 1475 print_string(arg1, 0); 1476 print_flags(access_flags, arg2, 0); 1477 print_flags(at_file_flags, arg3, 1); 1478 print_syscall_epilogue(name); 1479 } 1480 #endif 1481 1482 #ifdef TARGET_NR_fchmodat 1483 static void 1484 print_fchmodat(const struct syscallname *name, 1485 abi_long arg0, abi_long arg1, abi_long arg2, 1486 abi_long arg3, abi_long arg4, abi_long arg5) 1487 { 1488 print_syscall_prologue(name); 1489 print_at_dirfd(arg0, 0); 1490 print_string(arg1, 0); 1491 print_file_mode(arg2, 0); 1492 print_flags(at_file_flags, arg3, 1); 1493 print_syscall_epilogue(name); 1494 } 1495 #endif 1496 1497 #ifdef TARGET_NR_fchownat 1498 static void 1499 print_fchownat(const struct syscallname *name, 1500 abi_long arg0, abi_long arg1, abi_long arg2, 1501 abi_long arg3, abi_long arg4, abi_long arg5) 1502 { 1503 print_syscall_prologue(name); 1504 print_at_dirfd(arg0, 0); 1505 print_string(arg1, 0); 1506 print_raw_param("%d", arg2, 0); 1507 print_raw_param("%d", arg3, 0); 1508 print_flags(at_file_flags, arg4, 1); 1509 print_syscall_epilogue(name); 1510 } 1511 #endif 1512 1513 #if defined(TARGET_NR_fcntl) || defined(TARGET_NR_fcntl64) 1514 static void 1515 print_fcntl(const struct syscallname *name, 1516 abi_long arg0, abi_long arg1, abi_long arg2, 1517 abi_long arg3, abi_long arg4, abi_long arg5) 1518 { 1519 print_syscall_prologue(name); 1520 print_raw_param("%d", arg0, 0); 1521 switch(arg1) { 1522 case TARGET_F_DUPFD: 1523 qemu_log("F_DUPFD,"); 1524 print_raw_param(TARGET_ABI_FMT_ld, arg2, 1); 1525 break; 1526 case TARGET_F_GETFD: 1527 qemu_log("F_GETFD"); 1528 break; 1529 case TARGET_F_SETFD: 1530 qemu_log("F_SETFD,"); 1531 print_raw_param(TARGET_ABI_FMT_ld, arg2, 1); 1532 break; 1533 case TARGET_F_GETFL: 1534 qemu_log("F_GETFL"); 1535 break; 1536 case TARGET_F_SETFL: 1537 qemu_log("F_SETFL,"); 1538 print_open_flags(arg2, 1); 1539 break; 1540 case TARGET_F_GETLK: 1541 qemu_log("F_GETLK,"); 1542 print_pointer(arg2, 1); 1543 break; 1544 case TARGET_F_SETLK: 1545 qemu_log("F_SETLK,"); 1546 print_pointer(arg2, 1); 1547 break; 1548 case TARGET_F_SETLKW: 1549 qemu_log("F_SETLKW,"); 1550 print_pointer(arg2, 1); 1551 break; 1552 case TARGET_F_GETOWN: 1553 qemu_log("F_GETOWN"); 1554 break; 1555 case TARGET_F_SETOWN: 1556 qemu_log("F_SETOWN,"); 1557 print_raw_param(TARGET_ABI_FMT_ld, arg2, 0); 1558 break; 1559 case TARGET_F_GETSIG: 1560 qemu_log("F_GETSIG"); 1561 break; 1562 case TARGET_F_SETSIG: 1563 qemu_log("F_SETSIG,"); 1564 print_raw_param(TARGET_ABI_FMT_ld, arg2, 0); 1565 break; 1566 #if TARGET_ABI_BITS == 32 1567 case TARGET_F_GETLK64: 1568 qemu_log("F_GETLK64,"); 1569 print_pointer(arg2, 1); 1570 break; 1571 case TARGET_F_SETLK64: 1572 qemu_log("F_SETLK64,"); 1573 print_pointer(arg2, 1); 1574 break; 1575 case TARGET_F_SETLKW64: 1576 qemu_log("F_SETLKW64,"); 1577 print_pointer(arg2, 1); 1578 break; 1579 #endif 1580 case TARGET_F_SETLEASE: 1581 qemu_log("F_SETLEASE,"); 1582 print_raw_param(TARGET_ABI_FMT_ld, arg2, 0); 1583 break; 1584 case TARGET_F_GETLEASE: 1585 qemu_log("F_GETLEASE"); 1586 break; 1587 case TARGET_F_SETPIPE_SZ: 1588 qemu_log("F_SETPIPE_SZ,"); 1589 print_raw_param(TARGET_ABI_FMT_ld, arg2, 1); 1590 break; 1591 case TARGET_F_GETPIPE_SZ: 1592 qemu_log("F_GETPIPE_SZ"); 1593 break; 1594 case TARGET_F_DUPFD_CLOEXEC: 1595 qemu_log("F_DUPFD_CLOEXEC,"); 1596 print_raw_param(TARGET_ABI_FMT_ld, arg2, 1); 1597 break; 1598 case TARGET_F_NOTIFY: 1599 qemu_log("F_NOTIFY,"); 1600 print_raw_param(TARGET_ABI_FMT_ld, arg2, 0); 1601 break; 1602 default: 1603 print_raw_param(TARGET_ABI_FMT_ld, arg1, 0); 1604 print_pointer(arg2, 1); 1605 break; 1606 } 1607 print_syscall_epilogue(name); 1608 } 1609 #define print_fcntl64 print_fcntl 1610 #endif 1611 1612 1613 #ifdef TARGET_NR_futimesat 1614 static void 1615 print_futimesat(const struct syscallname *name, 1616 abi_long arg0, abi_long arg1, abi_long arg2, 1617 abi_long arg3, abi_long arg4, abi_long arg5) 1618 { 1619 print_syscall_prologue(name); 1620 print_at_dirfd(arg0, 0); 1621 print_string(arg1, 0); 1622 print_timeval(arg2, 0); 1623 print_timeval(arg2 + sizeof (struct target_timeval), 1); 1624 print_syscall_epilogue(name); 1625 } 1626 #endif 1627 1628 #ifdef TARGET_NR_settimeofday 1629 static void 1630 print_settimeofday(const struct syscallname *name, 1631 abi_long arg0, abi_long arg1, abi_long arg2, 1632 abi_long arg3, abi_long arg4, abi_long arg5) 1633 { 1634 print_syscall_prologue(name); 1635 print_timeval(arg0, 0); 1636 print_timezone(arg1, 1); 1637 print_syscall_epilogue(name); 1638 } 1639 #endif 1640 1641 #ifdef TARGET_NR_link 1642 static void 1643 print_link(const struct syscallname *name, 1644 abi_long arg0, abi_long arg1, abi_long arg2, 1645 abi_long arg3, abi_long arg4, abi_long arg5) 1646 { 1647 print_syscall_prologue(name); 1648 print_string(arg0, 0); 1649 print_string(arg1, 1); 1650 print_syscall_epilogue(name); 1651 } 1652 #endif 1653 1654 #ifdef TARGET_NR_linkat 1655 static void 1656 print_linkat(const struct syscallname *name, 1657 abi_long arg0, abi_long arg1, abi_long arg2, 1658 abi_long arg3, abi_long arg4, abi_long arg5) 1659 { 1660 print_syscall_prologue(name); 1661 print_at_dirfd(arg0, 0); 1662 print_string(arg1, 0); 1663 print_at_dirfd(arg2, 0); 1664 print_string(arg3, 0); 1665 print_flags(at_file_flags, arg4, 1); 1666 print_syscall_epilogue(name); 1667 } 1668 #endif 1669 1670 #ifdef TARGET_NR__llseek 1671 static void 1672 print__llseek(const struct syscallname *name, 1673 abi_long arg0, abi_long arg1, abi_long arg2, 1674 abi_long arg3, abi_long arg4, abi_long arg5) 1675 { 1676 const char *whence = "UNKNOWN"; 1677 print_syscall_prologue(name); 1678 print_raw_param("%d", arg0, 0); 1679 print_raw_param("%ld", arg1, 0); 1680 print_raw_param("%ld", arg2, 0); 1681 print_pointer(arg3, 0); 1682 switch(arg4) { 1683 case SEEK_SET: whence = "SEEK_SET"; break; 1684 case SEEK_CUR: whence = "SEEK_CUR"; break; 1685 case SEEK_END: whence = "SEEK_END"; break; 1686 } 1687 qemu_log("%s", whence); 1688 print_syscall_epilogue(name); 1689 } 1690 #endif 1691 1692 #if defined(TARGET_NR_socket) 1693 static void 1694 print_socket(const struct syscallname *name, 1695 abi_long arg0, abi_long arg1, abi_long arg2, 1696 abi_long arg3, abi_long arg4, abi_long arg5) 1697 { 1698 abi_ulong domain = arg0, type = arg1, protocol = arg2; 1699 1700 print_syscall_prologue(name); 1701 print_socket_domain(domain); 1702 qemu_log(","); 1703 print_socket_type(type); 1704 qemu_log(","); 1705 if (domain == AF_PACKET || 1706 (domain == AF_INET && type == TARGET_SOCK_PACKET)) { 1707 protocol = tswap16(protocol); 1708 } 1709 print_socket_protocol(domain, type, protocol); 1710 print_syscall_epilogue(name); 1711 } 1712 1713 #endif 1714 1715 #if defined(TARGET_NR_socketcall) || defined(TARGET_NR_bind) 1716 1717 static void print_sockfd(abi_long sockfd, int last) 1718 { 1719 print_raw_param(TARGET_ABI_FMT_ld, sockfd, last); 1720 } 1721 1722 #endif 1723 1724 #if defined(TARGET_NR_socketcall) 1725 1726 #define get_user_ualx(x, gaddr, idx) \ 1727 get_user_ual(x, (gaddr) + (idx) * sizeof(abi_long)) 1728 1729 static void do_print_socket(const char *name, abi_long arg1) 1730 { 1731 abi_ulong domain, type, protocol; 1732 1733 get_user_ualx(domain, arg1, 0); 1734 get_user_ualx(type, arg1, 1); 1735 get_user_ualx(protocol, arg1, 2); 1736 qemu_log("%s(", name); 1737 print_socket_domain(domain); 1738 qemu_log(","); 1739 print_socket_type(type); 1740 qemu_log(","); 1741 if (domain == AF_PACKET || 1742 (domain == AF_INET && type == TARGET_SOCK_PACKET)) { 1743 protocol = tswap16(protocol); 1744 } 1745 print_socket_protocol(domain, type, protocol); 1746 qemu_log(")"); 1747 } 1748 1749 static void do_print_sockaddr(const char *name, abi_long arg1) 1750 { 1751 abi_ulong sockfd, addr, addrlen; 1752 1753 get_user_ualx(sockfd, arg1, 0); 1754 get_user_ualx(addr, arg1, 1); 1755 get_user_ualx(addrlen, arg1, 2); 1756 1757 qemu_log("%s(", name); 1758 print_sockfd(sockfd, 0); 1759 print_sockaddr(addr, addrlen, 0); 1760 qemu_log(")"); 1761 } 1762 1763 static void do_print_listen(const char *name, abi_long arg1) 1764 { 1765 abi_ulong sockfd, backlog; 1766 1767 get_user_ualx(sockfd, arg1, 0); 1768 get_user_ualx(backlog, arg1, 1); 1769 1770 qemu_log("%s(", name); 1771 print_sockfd(sockfd, 0); 1772 print_raw_param(TARGET_ABI_FMT_ld, backlog, 1); 1773 qemu_log(")"); 1774 } 1775 1776 static void do_print_socketpair(const char *name, abi_long arg1) 1777 { 1778 abi_ulong domain, type, protocol, tab; 1779 1780 get_user_ualx(domain, arg1, 0); 1781 get_user_ualx(type, arg1, 1); 1782 get_user_ualx(protocol, arg1, 2); 1783 get_user_ualx(tab, arg1, 3); 1784 1785 qemu_log("%s(", name); 1786 print_socket_domain(domain); 1787 qemu_log(","); 1788 print_socket_type(type); 1789 qemu_log(","); 1790 print_socket_protocol(domain, type, protocol); 1791 qemu_log(","); 1792 print_raw_param(TARGET_ABI_FMT_lx, tab, 1); 1793 qemu_log(")"); 1794 } 1795 1796 static void do_print_sendrecv(const char *name, abi_long arg1) 1797 { 1798 abi_ulong sockfd, msg, len, flags; 1799 1800 get_user_ualx(sockfd, arg1, 0); 1801 get_user_ualx(msg, arg1, 1); 1802 get_user_ualx(len, arg1, 2); 1803 get_user_ualx(flags, arg1, 3); 1804 1805 qemu_log("%s(", name); 1806 print_sockfd(sockfd, 0); 1807 print_buf(msg, len, 0); 1808 print_raw_param(TARGET_ABI_FMT_ld, len, 0); 1809 print_flags(msg_flags, flags, 1); 1810 qemu_log(")"); 1811 } 1812 1813 static void do_print_msgaddr(const char *name, abi_long arg1) 1814 { 1815 abi_ulong sockfd, msg, len, flags, addr, addrlen; 1816 1817 get_user_ualx(sockfd, arg1, 0); 1818 get_user_ualx(msg, arg1, 1); 1819 get_user_ualx(len, arg1, 2); 1820 get_user_ualx(flags, arg1, 3); 1821 get_user_ualx(addr, arg1, 4); 1822 get_user_ualx(addrlen, arg1, 5); 1823 1824 qemu_log("%s(", name); 1825 print_sockfd(sockfd, 0); 1826 print_buf(msg, len, 0); 1827 print_raw_param(TARGET_ABI_FMT_ld, len, 0); 1828 print_flags(msg_flags, flags, 0); 1829 print_sockaddr(addr, addrlen, 0); 1830 qemu_log(")"); 1831 } 1832 1833 static void do_print_shutdown(const char *name, abi_long arg1) 1834 { 1835 abi_ulong sockfd, how; 1836 1837 get_user_ualx(sockfd, arg1, 0); 1838 get_user_ualx(how, arg1, 1); 1839 1840 qemu_log("shutdown("); 1841 print_sockfd(sockfd, 0); 1842 switch (how) { 1843 case SHUT_RD: 1844 qemu_log("SHUT_RD"); 1845 break; 1846 case SHUT_WR: 1847 qemu_log("SHUT_WR"); 1848 break; 1849 case SHUT_RDWR: 1850 qemu_log("SHUT_RDWR"); 1851 break; 1852 default: 1853 print_raw_param(TARGET_ABI_FMT_ld, how, 1); 1854 break; 1855 } 1856 qemu_log(")"); 1857 } 1858 1859 static void do_print_msg(const char *name, abi_long arg1) 1860 { 1861 abi_ulong sockfd, msg, flags; 1862 1863 get_user_ualx(sockfd, arg1, 0); 1864 get_user_ualx(msg, arg1, 1); 1865 get_user_ualx(flags, arg1, 2); 1866 1867 qemu_log("%s(", name); 1868 print_sockfd(sockfd, 0); 1869 print_pointer(msg, 0); 1870 print_flags(msg_flags, flags, 1); 1871 qemu_log(")"); 1872 } 1873 1874 static void do_print_sockopt(const char *name, abi_long arg1) 1875 { 1876 abi_ulong sockfd, level, optname, optval, optlen; 1877 1878 get_user_ualx(sockfd, arg1, 0); 1879 get_user_ualx(level, arg1, 1); 1880 get_user_ualx(optname, arg1, 2); 1881 get_user_ualx(optval, arg1, 3); 1882 get_user_ualx(optlen, arg1, 4); 1883 1884 qemu_log("%s(", name); 1885 print_sockfd(sockfd, 0); 1886 switch (level) { 1887 case SOL_TCP: 1888 qemu_log("SOL_TCP,"); 1889 print_raw_param(TARGET_ABI_FMT_ld, optname, 0); 1890 print_pointer(optval, 0); 1891 break; 1892 case SOL_IP: 1893 qemu_log("SOL_IP,"); 1894 print_raw_param(TARGET_ABI_FMT_ld, optname, 0); 1895 print_pointer(optval, 0); 1896 break; 1897 case SOL_RAW: 1898 qemu_log("SOL_RAW,"); 1899 print_raw_param(TARGET_ABI_FMT_ld, optname, 0); 1900 print_pointer(optval, 0); 1901 break; 1902 case TARGET_SOL_SOCKET: 1903 qemu_log("SOL_SOCKET,"); 1904 switch (optname) { 1905 case TARGET_SO_DEBUG: 1906 qemu_log("SO_DEBUG,"); 1907 print_optint: 1908 print_number(optval, 0); 1909 break; 1910 case TARGET_SO_REUSEADDR: 1911 qemu_log("SO_REUSEADDR,"); 1912 goto print_optint; 1913 case TARGET_SO_REUSEPORT: 1914 qemu_log("SO_REUSEPORT,"); 1915 goto print_optint; 1916 case TARGET_SO_TYPE: 1917 qemu_log("SO_TYPE,"); 1918 goto print_optint; 1919 case TARGET_SO_ERROR: 1920 qemu_log("SO_ERROR,"); 1921 goto print_optint; 1922 case TARGET_SO_DONTROUTE: 1923 qemu_log("SO_DONTROUTE,"); 1924 goto print_optint; 1925 case TARGET_SO_BROADCAST: 1926 qemu_log("SO_BROADCAST,"); 1927 goto print_optint; 1928 case TARGET_SO_SNDBUF: 1929 qemu_log("SO_SNDBUF,"); 1930 goto print_optint; 1931 case TARGET_SO_RCVBUF: 1932 qemu_log("SO_RCVBUF,"); 1933 goto print_optint; 1934 case TARGET_SO_KEEPALIVE: 1935 qemu_log("SO_KEEPALIVE,"); 1936 goto print_optint; 1937 case TARGET_SO_OOBINLINE: 1938 qemu_log("SO_OOBINLINE,"); 1939 goto print_optint; 1940 case TARGET_SO_NO_CHECK: 1941 qemu_log("SO_NO_CHECK,"); 1942 goto print_optint; 1943 case TARGET_SO_PRIORITY: 1944 qemu_log("SO_PRIORITY,"); 1945 goto print_optint; 1946 case TARGET_SO_BSDCOMPAT: 1947 qemu_log("SO_BSDCOMPAT,"); 1948 goto print_optint; 1949 case TARGET_SO_PASSCRED: 1950 qemu_log("SO_PASSCRED,"); 1951 goto print_optint; 1952 case TARGET_SO_TIMESTAMP: 1953 qemu_log("SO_TIMESTAMP,"); 1954 goto print_optint; 1955 case TARGET_SO_RCVLOWAT: 1956 qemu_log("SO_RCVLOWAT,"); 1957 goto print_optint; 1958 case TARGET_SO_RCVTIMEO: 1959 qemu_log("SO_RCVTIMEO,"); 1960 print_timeval(optval, 0); 1961 break; 1962 case TARGET_SO_SNDTIMEO: 1963 qemu_log("SO_SNDTIMEO,"); 1964 print_timeval(optval, 0); 1965 break; 1966 case TARGET_SO_ATTACH_FILTER: { 1967 struct target_sock_fprog *fprog; 1968 1969 qemu_log("SO_ATTACH_FILTER,"); 1970 1971 if (lock_user_struct(VERIFY_READ, fprog, optval, 0)) { 1972 struct target_sock_filter *filter; 1973 qemu_log("{"); 1974 if (lock_user_struct(VERIFY_READ, filter, 1975 tswapal(fprog->filter), 0)) { 1976 int i; 1977 for (i = 0; i < tswap16(fprog->len) - 1; i++) { 1978 qemu_log("[%d]{0x%x,%d,%d,0x%x},", 1979 i, tswap16(filter[i].code), 1980 filter[i].jt, filter[i].jf, 1981 tswap32(filter[i].k)); 1982 } 1983 qemu_log("[%d]{0x%x,%d,%d,0x%x}", 1984 i, tswap16(filter[i].code), 1985 filter[i].jt, filter[i].jf, 1986 tswap32(filter[i].k)); 1987 } else { 1988 qemu_log(TARGET_ABI_FMT_lx, tswapal(fprog->filter)); 1989 } 1990 qemu_log(",%d},", tswap16(fprog->len)); 1991 unlock_user(fprog, optval, 0); 1992 } else { 1993 print_pointer(optval, 0); 1994 } 1995 break; 1996 } 1997 default: 1998 print_raw_param(TARGET_ABI_FMT_ld, optname, 0); 1999 print_pointer(optval, 0); 2000 break; 2001 } 2002 break; 2003 default: 2004 print_raw_param(TARGET_ABI_FMT_ld, level, 0); 2005 print_raw_param(TARGET_ABI_FMT_ld, optname, 0); 2006 print_pointer(optval, 0); 2007 break; 2008 } 2009 print_raw_param(TARGET_ABI_FMT_ld, optlen, 1); 2010 qemu_log(")"); 2011 } 2012 2013 #define PRINT_SOCKOP(name, func) \ 2014 [TARGET_SYS_##name] = { #name, func } 2015 2016 static struct { 2017 const char *name; 2018 void (*print)(const char *, abi_long); 2019 } scall[] = { 2020 PRINT_SOCKOP(SOCKET, do_print_socket), 2021 PRINT_SOCKOP(BIND, do_print_sockaddr), 2022 PRINT_SOCKOP(CONNECT, do_print_sockaddr), 2023 PRINT_SOCKOP(LISTEN, do_print_listen), 2024 PRINT_SOCKOP(ACCEPT, do_print_sockaddr), 2025 PRINT_SOCKOP(GETSOCKNAME, do_print_sockaddr), 2026 PRINT_SOCKOP(GETPEERNAME, do_print_sockaddr), 2027 PRINT_SOCKOP(SOCKETPAIR, do_print_socketpair), 2028 PRINT_SOCKOP(SEND, do_print_sendrecv), 2029 PRINT_SOCKOP(RECV, do_print_sendrecv), 2030 PRINT_SOCKOP(SENDTO, do_print_msgaddr), 2031 PRINT_SOCKOP(RECVFROM, do_print_msgaddr), 2032 PRINT_SOCKOP(SHUTDOWN, do_print_shutdown), 2033 PRINT_SOCKOP(SETSOCKOPT, do_print_sockopt), 2034 PRINT_SOCKOP(GETSOCKOPT, do_print_sockopt), 2035 PRINT_SOCKOP(SENDMSG, do_print_msg), 2036 PRINT_SOCKOP(RECVMSG, do_print_msg), 2037 PRINT_SOCKOP(ACCEPT4, NULL), 2038 PRINT_SOCKOP(RECVMMSG, NULL), 2039 PRINT_SOCKOP(SENDMMSG, NULL), 2040 }; 2041 2042 static void 2043 print_socketcall(const struct syscallname *name, 2044 abi_long arg0, abi_long arg1, abi_long arg2, 2045 abi_long arg3, abi_long arg4, abi_long arg5) 2046 { 2047 if (arg0 >= 0 && arg0 < ARRAY_SIZE(scall) && scall[arg0].print) { 2048 scall[arg0].print(scall[arg0].name, arg1); 2049 return; 2050 } 2051 print_syscall_prologue(name); 2052 print_raw_param(TARGET_ABI_FMT_ld, arg0, 0); 2053 print_raw_param(TARGET_ABI_FMT_ld, arg1, 0); 2054 print_raw_param(TARGET_ABI_FMT_ld, arg2, 0); 2055 print_raw_param(TARGET_ABI_FMT_ld, arg3, 0); 2056 print_raw_param(TARGET_ABI_FMT_ld, arg4, 0); 2057 print_raw_param(TARGET_ABI_FMT_ld, arg5, 0); 2058 print_syscall_epilogue(name); 2059 } 2060 #endif 2061 2062 #if defined(TARGET_NR_bind) 2063 static void 2064 print_bind(const struct syscallname *name, 2065 abi_long arg0, abi_long arg1, abi_long arg2, 2066 abi_long arg3, abi_long arg4, abi_long arg5) 2067 { 2068 print_syscall_prologue(name); 2069 print_sockfd(arg0, 0); 2070 print_sockaddr(arg1, arg2, 1); 2071 print_syscall_epilogue(name); 2072 } 2073 #endif 2074 2075 #if defined(TARGET_NR_stat) || defined(TARGET_NR_stat64) || \ 2076 defined(TARGET_NR_lstat) || defined(TARGET_NR_lstat64) 2077 static void 2078 print_stat(const struct syscallname *name, 2079 abi_long arg0, abi_long arg1, abi_long arg2, 2080 abi_long arg3, abi_long arg4, abi_long arg5) 2081 { 2082 print_syscall_prologue(name); 2083 print_string(arg0, 0); 2084 print_pointer(arg1, 1); 2085 print_syscall_epilogue(name); 2086 } 2087 #define print_lstat print_stat 2088 #define print_stat64 print_stat 2089 #define print_lstat64 print_stat 2090 #endif 2091 2092 #if defined(TARGET_NR_fstat) || defined(TARGET_NR_fstat64) 2093 static void 2094 print_fstat(const struct syscallname *name, 2095 abi_long arg0, abi_long arg1, abi_long arg2, 2096 abi_long arg3, abi_long arg4, abi_long arg5) 2097 { 2098 print_syscall_prologue(name); 2099 print_raw_param("%d", arg0, 0); 2100 print_pointer(arg1, 1); 2101 print_syscall_epilogue(name); 2102 } 2103 #define print_fstat64 print_fstat 2104 #endif 2105 2106 #ifdef TARGET_NR_mkdir 2107 static void 2108 print_mkdir(const struct syscallname *name, 2109 abi_long arg0, abi_long arg1, abi_long arg2, 2110 abi_long arg3, abi_long arg4, abi_long arg5) 2111 { 2112 print_syscall_prologue(name); 2113 print_string(arg0, 0); 2114 print_file_mode(arg1, 1); 2115 print_syscall_epilogue(name); 2116 } 2117 #endif 2118 2119 #ifdef TARGET_NR_mkdirat 2120 static void 2121 print_mkdirat(const struct syscallname *name, 2122 abi_long arg0, abi_long arg1, abi_long arg2, 2123 abi_long arg3, abi_long arg4, abi_long arg5) 2124 { 2125 print_syscall_prologue(name); 2126 print_at_dirfd(arg0, 0); 2127 print_string(arg1, 0); 2128 print_file_mode(arg2, 1); 2129 print_syscall_epilogue(name); 2130 } 2131 #endif 2132 2133 #ifdef TARGET_NR_rmdir 2134 static void 2135 print_rmdir(const struct syscallname *name, 2136 abi_long arg0, abi_long arg1, abi_long arg2, 2137 abi_long arg3, abi_long arg4, abi_long arg5) 2138 { 2139 print_syscall_prologue(name); 2140 print_string(arg0, 0); 2141 print_syscall_epilogue(name); 2142 } 2143 #endif 2144 2145 #ifdef TARGET_NR_rt_sigaction 2146 static void 2147 print_rt_sigaction(const struct syscallname *name, 2148 abi_long arg0, abi_long arg1, abi_long arg2, 2149 abi_long arg3, abi_long arg4, abi_long arg5) 2150 { 2151 print_syscall_prologue(name); 2152 print_signal(arg0, 0); 2153 print_pointer(arg1, 0); 2154 print_pointer(arg2, 1); 2155 print_syscall_epilogue(name); 2156 } 2157 #endif 2158 2159 #ifdef TARGET_NR_rt_sigprocmask 2160 static void 2161 print_rt_sigprocmask(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 const char *how = "UNKNOWN"; 2166 print_syscall_prologue(name); 2167 switch(arg0) { 2168 case TARGET_SIG_BLOCK: how = "SIG_BLOCK"; break; 2169 case TARGET_SIG_UNBLOCK: how = "SIG_UNBLOCK"; break; 2170 case TARGET_SIG_SETMASK: how = "SIG_SETMASK"; break; 2171 } 2172 qemu_log("%s,", how); 2173 print_pointer(arg1, 0); 2174 print_pointer(arg2, 1); 2175 print_syscall_epilogue(name); 2176 } 2177 #endif 2178 2179 #ifdef TARGET_NR_rt_sigqueueinfo 2180 static void 2181 print_rt_sigqueueinfo(const struct syscallname *name, 2182 abi_long arg0, abi_long arg1, abi_long arg2, 2183 abi_long arg3, abi_long arg4, abi_long arg5) 2184 { 2185 void *p; 2186 target_siginfo_t uinfo; 2187 2188 print_syscall_prologue(name); 2189 print_raw_param("%d", arg0, 0); 2190 print_signal(arg1, 0); 2191 p = lock_user(VERIFY_READ, arg2, sizeof(target_siginfo_t), 1); 2192 if (p) { 2193 get_target_siginfo(&uinfo, p); 2194 print_siginfo(&uinfo); 2195 2196 unlock_user(p, arg2, 0); 2197 } else { 2198 print_pointer(arg2, 1); 2199 } 2200 print_syscall_epilogue(name); 2201 } 2202 #endif 2203 2204 #ifdef TARGET_NR_rt_tgsigqueueinfo 2205 static void 2206 print_rt_tgsigqueueinfo(const struct syscallname *name, 2207 abi_long arg0, abi_long arg1, abi_long arg2, 2208 abi_long arg3, abi_long arg4, abi_long arg5) 2209 { 2210 void *p; 2211 target_siginfo_t uinfo; 2212 2213 print_syscall_prologue(name); 2214 print_raw_param("%d", arg0, 0); 2215 print_raw_param("%d", arg1, 0); 2216 print_signal(arg2, 0); 2217 p = lock_user(VERIFY_READ, arg3, sizeof(target_siginfo_t), 1); 2218 if (p) { 2219 get_target_siginfo(&uinfo, p); 2220 print_siginfo(&uinfo); 2221 2222 unlock_user(p, arg3, 0); 2223 } else { 2224 print_pointer(arg3, 1); 2225 } 2226 print_syscall_epilogue(name); 2227 } 2228 #endif 2229 2230 #ifdef TARGET_NR_syslog 2231 static void 2232 print_syslog_action(abi_ulong arg, int last) 2233 { 2234 const char *type; 2235 2236 switch (arg) { 2237 case TARGET_SYSLOG_ACTION_CLOSE: { 2238 type = "SYSLOG_ACTION_CLOSE"; 2239 break; 2240 } 2241 case TARGET_SYSLOG_ACTION_OPEN: { 2242 type = "SYSLOG_ACTION_OPEN"; 2243 break; 2244 } 2245 case TARGET_SYSLOG_ACTION_READ: { 2246 type = "SYSLOG_ACTION_READ"; 2247 break; 2248 } 2249 case TARGET_SYSLOG_ACTION_READ_ALL: { 2250 type = "SYSLOG_ACTION_READ_ALL"; 2251 break; 2252 } 2253 case TARGET_SYSLOG_ACTION_READ_CLEAR: { 2254 type = "SYSLOG_ACTION_READ_CLEAR"; 2255 break; 2256 } 2257 case TARGET_SYSLOG_ACTION_CLEAR: { 2258 type = "SYSLOG_ACTION_CLEAR"; 2259 break; 2260 } 2261 case TARGET_SYSLOG_ACTION_CONSOLE_OFF: { 2262 type = "SYSLOG_ACTION_CONSOLE_OFF"; 2263 break; 2264 } 2265 case TARGET_SYSLOG_ACTION_CONSOLE_ON: { 2266 type = "SYSLOG_ACTION_CONSOLE_ON"; 2267 break; 2268 } 2269 case TARGET_SYSLOG_ACTION_CONSOLE_LEVEL: { 2270 type = "SYSLOG_ACTION_CONSOLE_LEVEL"; 2271 break; 2272 } 2273 case TARGET_SYSLOG_ACTION_SIZE_UNREAD: { 2274 type = "SYSLOG_ACTION_SIZE_UNREAD"; 2275 break; 2276 } 2277 case TARGET_SYSLOG_ACTION_SIZE_BUFFER: { 2278 type = "SYSLOG_ACTION_SIZE_BUFFER"; 2279 break; 2280 } 2281 default: { 2282 print_raw_param("%ld", arg, last); 2283 return; 2284 } 2285 } 2286 qemu_log("%s%s", type, get_comma(last)); 2287 } 2288 2289 static void 2290 print_syslog(const struct syscallname *name, 2291 abi_long arg0, abi_long arg1, abi_long arg2, 2292 abi_long arg3, abi_long arg4, abi_long arg5) 2293 { 2294 print_syscall_prologue(name); 2295 print_syslog_action(arg0, 0); 2296 print_pointer(arg1, 0); 2297 print_raw_param("%d", arg2, 1); 2298 print_syscall_epilogue(name); 2299 } 2300 #endif 2301 2302 #ifdef TARGET_NR_mknod 2303 static void 2304 print_mknod(const struct syscallname *name, 2305 abi_long arg0, abi_long arg1, abi_long arg2, 2306 abi_long arg3, abi_long arg4, abi_long arg5) 2307 { 2308 int hasdev = (arg1 & (S_IFCHR|S_IFBLK)); 2309 2310 print_syscall_prologue(name); 2311 print_string(arg0, 0); 2312 print_file_mode(arg1, (hasdev == 0)); 2313 if (hasdev) { 2314 print_raw_param("makedev(%d", major(arg2), 0); 2315 print_raw_param("%d)", minor(arg2), 1); 2316 } 2317 print_syscall_epilogue(name); 2318 } 2319 #endif 2320 2321 #ifdef TARGET_NR_mknodat 2322 static void 2323 print_mknodat(const struct syscallname *name, 2324 abi_long arg0, abi_long arg1, abi_long arg2, 2325 abi_long arg3, abi_long arg4, abi_long arg5) 2326 { 2327 int hasdev = (arg2 & (S_IFCHR|S_IFBLK)); 2328 2329 print_syscall_prologue(name); 2330 print_at_dirfd(arg0, 0); 2331 print_string(arg1, 0); 2332 print_file_mode(arg2, (hasdev == 0)); 2333 if (hasdev) { 2334 print_raw_param("makedev(%d", major(arg3), 0); 2335 print_raw_param("%d)", minor(arg3), 1); 2336 } 2337 print_syscall_epilogue(name); 2338 } 2339 #endif 2340 2341 #ifdef TARGET_NR_mq_open 2342 static void 2343 print_mq_open(const struct syscallname *name, 2344 abi_long arg0, abi_long arg1, abi_long arg2, 2345 abi_long arg3, abi_long arg4, abi_long arg5) 2346 { 2347 int is_creat = (arg1 & TARGET_O_CREAT); 2348 2349 print_syscall_prologue(name); 2350 print_string(arg0, 0); 2351 print_open_flags(arg1, (is_creat == 0)); 2352 if (is_creat) { 2353 print_file_mode(arg2, 0); 2354 print_pointer(arg3, 1); 2355 } 2356 print_syscall_epilogue(name); 2357 } 2358 #endif 2359 2360 #ifdef TARGET_NR_open 2361 static void 2362 print_open(const struct syscallname *name, 2363 abi_long arg0, abi_long arg1, abi_long arg2, 2364 abi_long arg3, abi_long arg4, abi_long arg5) 2365 { 2366 int is_creat = (arg1 & TARGET_O_CREAT); 2367 2368 print_syscall_prologue(name); 2369 print_string(arg0, 0); 2370 print_open_flags(arg1, (is_creat == 0)); 2371 if (is_creat) 2372 print_file_mode(arg2, 1); 2373 print_syscall_epilogue(name); 2374 } 2375 #endif 2376 2377 #ifdef TARGET_NR_openat 2378 static void 2379 print_openat(const struct syscallname *name, 2380 abi_long arg0, abi_long arg1, abi_long arg2, 2381 abi_long arg3, abi_long arg4, abi_long arg5) 2382 { 2383 int is_creat = (arg2 & TARGET_O_CREAT); 2384 2385 print_syscall_prologue(name); 2386 print_at_dirfd(arg0, 0); 2387 print_string(arg1, 0); 2388 print_open_flags(arg2, (is_creat == 0)); 2389 if (is_creat) 2390 print_file_mode(arg3, 1); 2391 print_syscall_epilogue(name); 2392 } 2393 #endif 2394 2395 #ifdef TARGET_NR_mq_unlink 2396 static void 2397 print_mq_unlink(const struct syscallname *name, 2398 abi_long arg0, abi_long arg1, abi_long arg2, 2399 abi_long arg3, abi_long arg4, abi_long arg5) 2400 { 2401 print_syscall_prologue(name); 2402 print_string(arg0, 1); 2403 print_syscall_epilogue(name); 2404 } 2405 #endif 2406 2407 #if defined(TARGET_NR_fstatat64) || defined(TARGET_NR_newfstatat) 2408 static void 2409 print_fstatat64(const struct syscallname *name, 2410 abi_long arg0, abi_long arg1, abi_long arg2, 2411 abi_long arg3, abi_long arg4, abi_long arg5) 2412 { 2413 print_syscall_prologue(name); 2414 print_at_dirfd(arg0, 0); 2415 print_string(arg1, 0); 2416 print_pointer(arg2, 0); 2417 print_flags(at_file_flags, arg3, 1); 2418 print_syscall_epilogue(name); 2419 } 2420 #define print_newfstatat print_fstatat64 2421 #endif 2422 2423 #ifdef TARGET_NR_readlink 2424 static void 2425 print_readlink(const struct syscallname *name, 2426 abi_long arg0, abi_long arg1, abi_long arg2, 2427 abi_long arg3, abi_long arg4, abi_long arg5) 2428 { 2429 print_syscall_prologue(name); 2430 print_string(arg0, 0); 2431 print_pointer(arg1, 0); 2432 print_raw_param("%u", arg2, 1); 2433 print_syscall_epilogue(name); 2434 } 2435 #endif 2436 2437 #ifdef TARGET_NR_readlinkat 2438 static void 2439 print_readlinkat(const struct syscallname *name, 2440 abi_long arg0, abi_long arg1, abi_long arg2, 2441 abi_long arg3, abi_long arg4, abi_long arg5) 2442 { 2443 print_syscall_prologue(name); 2444 print_at_dirfd(arg0, 0); 2445 print_string(arg1, 0); 2446 print_pointer(arg2, 0); 2447 print_raw_param("%u", arg3, 1); 2448 print_syscall_epilogue(name); 2449 } 2450 #endif 2451 2452 #ifdef TARGET_NR_rename 2453 static void 2454 print_rename(const struct syscallname *name, 2455 abi_long arg0, abi_long arg1, abi_long arg2, 2456 abi_long arg3, abi_long arg4, abi_long arg5) 2457 { 2458 print_syscall_prologue(name); 2459 print_string(arg0, 0); 2460 print_string(arg1, 1); 2461 print_syscall_epilogue(name); 2462 } 2463 #endif 2464 2465 #ifdef TARGET_NR_renameat 2466 static void 2467 print_renameat(const struct syscallname *name, 2468 abi_long arg0, abi_long arg1, abi_long arg2, 2469 abi_long arg3, abi_long arg4, abi_long arg5) 2470 { 2471 print_syscall_prologue(name); 2472 print_at_dirfd(arg0, 0); 2473 print_string(arg1, 0); 2474 print_at_dirfd(arg2, 0); 2475 print_string(arg3, 1); 2476 print_syscall_epilogue(name); 2477 } 2478 #endif 2479 2480 #ifdef TARGET_NR_statfs 2481 static void 2482 print_statfs(const struct syscallname *name, 2483 abi_long arg0, abi_long arg1, abi_long arg2, 2484 abi_long arg3, abi_long arg4, abi_long arg5) 2485 { 2486 print_syscall_prologue(name); 2487 print_string(arg0, 0); 2488 print_pointer(arg1, 1); 2489 print_syscall_epilogue(name); 2490 } 2491 #endif 2492 2493 #ifdef TARGET_NR_statfs64 2494 static void 2495 print_statfs64(const struct syscallname *name, 2496 abi_long arg0, abi_long arg1, abi_long arg2, 2497 abi_long arg3, abi_long arg4, abi_long arg5) 2498 { 2499 print_syscall_prologue(name); 2500 print_string(arg0, 0); 2501 print_pointer(arg1, 1); 2502 print_syscall_epilogue(name); 2503 } 2504 #endif 2505 2506 #ifdef TARGET_NR_symlink 2507 static void 2508 print_symlink(const struct syscallname *name, 2509 abi_long arg0, abi_long arg1, abi_long arg2, 2510 abi_long arg3, abi_long arg4, abi_long arg5) 2511 { 2512 print_syscall_prologue(name); 2513 print_string(arg0, 0); 2514 print_string(arg1, 1); 2515 print_syscall_epilogue(name); 2516 } 2517 #endif 2518 2519 #ifdef TARGET_NR_symlinkat 2520 static void 2521 print_symlinkat(const struct syscallname *name, 2522 abi_long arg0, abi_long arg1, abi_long arg2, 2523 abi_long arg3, abi_long arg4, abi_long arg5) 2524 { 2525 print_syscall_prologue(name); 2526 print_string(arg0, 0); 2527 print_at_dirfd(arg1, 0); 2528 print_string(arg2, 1); 2529 print_syscall_epilogue(name); 2530 } 2531 #endif 2532 2533 #ifdef TARGET_NR_mount 2534 static void 2535 print_mount(const struct syscallname *name, 2536 abi_long arg0, abi_long arg1, abi_long arg2, 2537 abi_long arg3, abi_long arg4, abi_long arg5) 2538 { 2539 print_syscall_prologue(name); 2540 print_string(arg0, 0); 2541 print_string(arg1, 0); 2542 print_string(arg2, 0); 2543 print_flags(mount_flags, arg3, 0); 2544 print_pointer(arg4, 1); 2545 print_syscall_epilogue(name); 2546 } 2547 #endif 2548 2549 #ifdef TARGET_NR_umount 2550 static void 2551 print_umount(const struct syscallname *name, 2552 abi_long arg0, abi_long arg1, abi_long arg2, 2553 abi_long arg3, abi_long arg4, abi_long arg5) 2554 { 2555 print_syscall_prologue(name); 2556 print_string(arg0, 1); 2557 print_syscall_epilogue(name); 2558 } 2559 #endif 2560 2561 #ifdef TARGET_NR_umount2 2562 static void 2563 print_umount2(const struct syscallname *name, 2564 abi_long arg0, abi_long arg1, abi_long arg2, 2565 abi_long arg3, abi_long arg4, abi_long arg5) 2566 { 2567 print_syscall_prologue(name); 2568 print_string(arg0, 0); 2569 print_flags(umount2_flags, arg1, 1); 2570 print_syscall_epilogue(name); 2571 } 2572 #endif 2573 2574 #ifdef TARGET_NR_unlink 2575 static void 2576 print_unlink(const struct syscallname *name, 2577 abi_long arg0, abi_long arg1, abi_long arg2, 2578 abi_long arg3, abi_long arg4, abi_long arg5) 2579 { 2580 print_syscall_prologue(name); 2581 print_string(arg0, 1); 2582 print_syscall_epilogue(name); 2583 } 2584 #endif 2585 2586 #ifdef TARGET_NR_unlinkat 2587 static void 2588 print_unlinkat(const struct syscallname *name, 2589 abi_long arg0, abi_long arg1, abi_long arg2, 2590 abi_long arg3, abi_long arg4, abi_long arg5) 2591 { 2592 print_syscall_prologue(name); 2593 print_at_dirfd(arg0, 0); 2594 print_string(arg1, 0); 2595 print_flags(unlinkat_flags, arg2, 1); 2596 print_syscall_epilogue(name); 2597 } 2598 #endif 2599 2600 #ifdef TARGET_NR_utime 2601 static void 2602 print_utime(const struct syscallname *name, 2603 abi_long arg0, abi_long arg1, abi_long arg2, 2604 abi_long arg3, abi_long arg4, abi_long arg5) 2605 { 2606 print_syscall_prologue(name); 2607 print_string(arg0, 0); 2608 print_pointer(arg1, 1); 2609 print_syscall_epilogue(name); 2610 } 2611 #endif 2612 2613 #ifdef TARGET_NR_utimes 2614 static void 2615 print_utimes(const struct syscallname *name, 2616 abi_long arg0, abi_long arg1, abi_long arg2, 2617 abi_long arg3, abi_long arg4, abi_long arg5) 2618 { 2619 print_syscall_prologue(name); 2620 print_string(arg0, 0); 2621 print_pointer(arg1, 1); 2622 print_syscall_epilogue(name); 2623 } 2624 #endif 2625 2626 #ifdef TARGET_NR_utimensat 2627 static void 2628 print_utimensat(const struct syscallname *name, 2629 abi_long arg0, abi_long arg1, abi_long arg2, 2630 abi_long arg3, abi_long arg4, abi_long arg5) 2631 { 2632 print_syscall_prologue(name); 2633 print_at_dirfd(arg0, 0); 2634 print_string(arg1, 0); 2635 print_pointer(arg2, 0); 2636 print_flags(at_file_flags, arg3, 1); 2637 print_syscall_epilogue(name); 2638 } 2639 #endif 2640 2641 #if defined(TARGET_NR_mmap) || defined(TARGET_NR_mmap2) 2642 static void 2643 print_mmap(const struct syscallname *name, 2644 abi_long arg0, abi_long arg1, abi_long arg2, 2645 abi_long arg3, abi_long arg4, abi_long arg5) 2646 { 2647 print_syscall_prologue(name); 2648 print_pointer(arg0, 0); 2649 print_raw_param("%d", arg1, 0); 2650 print_flags(mmap_prot_flags, arg2, 0); 2651 print_flags(mmap_flags, arg3, 0); 2652 print_raw_param("%d", arg4, 0); 2653 print_raw_param("%#x", arg5, 1); 2654 print_syscall_epilogue(name); 2655 } 2656 #define print_mmap2 print_mmap 2657 #endif 2658 2659 #ifdef TARGET_NR_mprotect 2660 static void 2661 print_mprotect(const struct syscallname *name, 2662 abi_long arg0, abi_long arg1, abi_long arg2, 2663 abi_long arg3, abi_long arg4, abi_long arg5) 2664 { 2665 print_syscall_prologue(name); 2666 print_pointer(arg0, 0); 2667 print_raw_param("%d", arg1, 0); 2668 print_flags(mmap_prot_flags, arg2, 1); 2669 print_syscall_epilogue(name); 2670 } 2671 #endif 2672 2673 #ifdef TARGET_NR_munmap 2674 static void 2675 print_munmap(const struct syscallname *name, 2676 abi_long arg0, abi_long arg1, abi_long arg2, 2677 abi_long arg3, abi_long arg4, abi_long arg5) 2678 { 2679 print_syscall_prologue(name); 2680 print_pointer(arg0, 0); 2681 print_raw_param("%d", arg1, 1); 2682 print_syscall_epilogue(name); 2683 } 2684 #endif 2685 2686 #ifdef TARGET_NR_futex 2687 static void print_futex_op(abi_long tflag, int last) 2688 { 2689 #define print_op(val) \ 2690 if( cmd == val ) { \ 2691 qemu_log(#val); \ 2692 return; \ 2693 } 2694 2695 int cmd = (int)tflag; 2696 #ifdef FUTEX_PRIVATE_FLAG 2697 if (cmd & FUTEX_PRIVATE_FLAG) { 2698 qemu_log("FUTEX_PRIVATE_FLAG|"); 2699 cmd &= ~FUTEX_PRIVATE_FLAG; 2700 } 2701 #endif 2702 #ifdef FUTEX_CLOCK_REALTIME 2703 if (cmd & FUTEX_CLOCK_REALTIME) { 2704 qemu_log("FUTEX_CLOCK_REALTIME|"); 2705 cmd &= ~FUTEX_CLOCK_REALTIME; 2706 } 2707 #endif 2708 print_op(FUTEX_WAIT) 2709 print_op(FUTEX_WAKE) 2710 print_op(FUTEX_FD) 2711 print_op(FUTEX_REQUEUE) 2712 print_op(FUTEX_CMP_REQUEUE) 2713 print_op(FUTEX_WAKE_OP) 2714 print_op(FUTEX_LOCK_PI) 2715 print_op(FUTEX_UNLOCK_PI) 2716 print_op(FUTEX_TRYLOCK_PI) 2717 #ifdef FUTEX_WAIT_BITSET 2718 print_op(FUTEX_WAIT_BITSET) 2719 #endif 2720 #ifdef FUTEX_WAKE_BITSET 2721 print_op(FUTEX_WAKE_BITSET) 2722 #endif 2723 /* unknown values */ 2724 qemu_log("%d", cmd); 2725 } 2726 2727 static void 2728 print_futex(const struct syscallname *name, 2729 abi_long arg0, abi_long arg1, abi_long arg2, 2730 abi_long arg3, abi_long arg4, abi_long arg5) 2731 { 2732 print_syscall_prologue(name); 2733 print_pointer(arg0, 0); 2734 print_futex_op(arg1, 0); 2735 print_raw_param(",%d", arg2, 0); 2736 print_pointer(arg3, 0); /* struct timespec */ 2737 print_pointer(arg4, 0); 2738 print_raw_param("%d", arg4, 1); 2739 print_syscall_epilogue(name); 2740 } 2741 #endif 2742 2743 #ifdef TARGET_NR_kill 2744 static void 2745 print_kill(const struct syscallname *name, 2746 abi_long arg0, abi_long arg1, abi_long arg2, 2747 abi_long arg3, abi_long arg4, abi_long arg5) 2748 { 2749 print_syscall_prologue(name); 2750 print_raw_param("%d", arg0, 0); 2751 print_signal(arg1, 1); 2752 print_syscall_epilogue(name); 2753 } 2754 #endif 2755 2756 #ifdef TARGET_NR_tkill 2757 static void 2758 print_tkill(const struct syscallname *name, 2759 abi_long arg0, abi_long arg1, abi_long arg2, 2760 abi_long arg3, abi_long arg4, abi_long arg5) 2761 { 2762 print_syscall_prologue(name); 2763 print_raw_param("%d", arg0, 0); 2764 print_signal(arg1, 1); 2765 print_syscall_epilogue(name); 2766 } 2767 #endif 2768 2769 #ifdef TARGET_NR_tgkill 2770 static void 2771 print_tgkill(const struct syscallname *name, 2772 abi_long arg0, abi_long arg1, abi_long arg2, 2773 abi_long arg3, abi_long arg4, abi_long arg5) 2774 { 2775 print_syscall_prologue(name); 2776 print_raw_param("%d", arg0, 0); 2777 print_raw_param("%d", arg1, 0); 2778 print_signal(arg2, 1); 2779 print_syscall_epilogue(name); 2780 } 2781 #endif 2782 2783 #ifdef TARGET_NR_statx 2784 static void 2785 print_statx(const struct syscallname *name, 2786 abi_long arg0, abi_long arg1, abi_long arg2, 2787 abi_long arg3, abi_long arg4, abi_long arg5) 2788 { 2789 print_syscall_prologue(name); 2790 print_at_dirfd(arg0, 0); 2791 print_string(arg1, 0); 2792 print_flags(statx_flags, arg2, 0); 2793 print_flags(statx_mask, arg3, 0); 2794 print_pointer(arg4, 1); 2795 print_syscall_epilogue(name); 2796 } 2797 #endif 2798 2799 /* 2800 * An array of all of the syscalls we know about 2801 */ 2802 2803 static const struct syscallname scnames[] = { 2804 #include "strace.list" 2805 }; 2806 2807 static int nsyscalls = ARRAY_SIZE(scnames); 2808 2809 /* 2810 * The public interface to this module. 2811 */ 2812 void 2813 print_syscall(int num, 2814 abi_long arg1, abi_long arg2, abi_long arg3, 2815 abi_long arg4, abi_long arg5, abi_long arg6) 2816 { 2817 int i; 2818 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 ")"; 2819 2820 qemu_log("%d ", getpid()); 2821 2822 for(i=0;i<nsyscalls;i++) 2823 if( scnames[i].nr == num ) { 2824 if( scnames[i].call != NULL ) { 2825 scnames[i].call( 2826 &scnames[i], arg1, arg2, arg3, arg4, arg5, arg6); 2827 } else { 2828 /* XXX: this format system is broken because it uses 2829 host types and host pointers for strings */ 2830 if( scnames[i].format != NULL ) 2831 format = scnames[i].format; 2832 qemu_log(format, 2833 scnames[i].name, arg1, arg2, arg3, arg4, arg5, arg6); 2834 } 2835 return; 2836 } 2837 qemu_log("Unknown syscall %d\n", num); 2838 } 2839 2840 2841 void 2842 print_syscall_ret(int num, abi_long ret) 2843 { 2844 int i; 2845 const char *errstr = NULL; 2846 2847 for(i=0;i<nsyscalls;i++) 2848 if( scnames[i].nr == num ) { 2849 if( scnames[i].result != NULL ) { 2850 scnames[i].result(&scnames[i], ret); 2851 } else { 2852 if (ret < 0) { 2853 errstr = target_strerror(-ret); 2854 } 2855 if (errstr) { 2856 qemu_log(" = -1 errno=" TARGET_ABI_FMT_ld " (%s)\n", 2857 -ret, errstr); 2858 } else { 2859 qemu_log(" = " TARGET_ABI_FMT_ld "\n", ret); 2860 } 2861 } 2862 break; 2863 } 2864 } 2865 2866 void print_taken_signal(int target_signum, const target_siginfo_t *tinfo) 2867 { 2868 /* Print the strace output for a signal being taken: 2869 * --- SIGSEGV {si_signo=SIGSEGV, si_code=SI_KERNEL, si_addr=0} --- 2870 */ 2871 qemu_log("--- "); 2872 print_signal(target_signum, 1); 2873 qemu_log(" "); 2874 print_siginfo(tinfo); 2875 qemu_log(" ---\n"); 2876 } 2877