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