1 #include "qemu/osdep.h" 2 3 #include <sys/ipc.h> 4 #include <sys/msg.h> 5 #include <sys/sem.h> 6 #include <sys/shm.h> 7 #include <sys/select.h> 8 #include <sys/mount.h> 9 #include <arpa/inet.h> 10 #include <netinet/in.h> 11 #include <netinet/tcp.h> 12 #include <netinet/udp.h> 13 #include <linux/if_packet.h> 14 #include <linux/in6.h> 15 #include <linux/netlink.h> 16 #include <sched.h> 17 #include "qemu.h" 18 #include "user-internals.h" 19 #include "strace.h" 20 21 struct syscallname { 22 int nr; 23 const char *name; 24 const char *format; 25 void (*call)(void *, const struct syscallname *, 26 abi_long, abi_long, abi_long, 27 abi_long, abi_long, abi_long); 28 void (*result)(void *, const struct syscallname *, abi_long, 29 abi_long, abi_long, abi_long, 30 abi_long, abi_long, abi_long); 31 }; 32 33 /* 34 * It is possible that target doesn't have syscall that uses 35 * following flags but we don't want the compiler to warn 36 * us about them being unused. Same applies to utility print 37 * functions. It is ok to keep them while not used. 38 */ 39 #define UNUSED __attribute__ ((unused)) 40 41 /* 42 * Structure used to translate flag values into strings. This is 43 * similar that is in the actual strace tool. 44 */ 45 struct flags { 46 abi_long f_value; /* flag */ 47 const char *f_string; /* stringified flag */ 48 }; 49 50 /* common flags for all architectures */ 51 #define FLAG_GENERIC(name) { name, #name } 52 /* target specific flags (syscall_defs.h has TARGET_<flag>) */ 53 #define FLAG_TARGET(name) { TARGET_ ## name, #name } 54 /* end of flags array */ 55 #define FLAG_END { 0, NULL } 56 57 /* Structure used to translate enumerated values into strings */ 58 struct enums { 59 abi_long e_value; /* enum value */ 60 const char *e_string; /* stringified enum */ 61 }; 62 63 /* common enums for all architectures */ 64 #define ENUM_GENERIC(name) { name, #name } 65 /* target specific enums */ 66 #define ENUM_TARGET(name) { TARGET_ ## name, #name } 67 /* end of enums array */ 68 #define ENUM_END { 0, NULL } 69 70 UNUSED static const char *get_comma(int); 71 UNUSED static void print_pointer(abi_long, int); 72 UNUSED static void print_flags(const struct flags *, abi_long, int); 73 UNUSED static void print_enums(const struct enums *, abi_long, int); 74 UNUSED static void print_at_dirfd(abi_long, int); 75 UNUSED static void print_file_mode(abi_long, int); 76 UNUSED static void print_open_flags(abi_long, int); 77 UNUSED static void print_syscall_prologue(const struct syscallname *); 78 UNUSED static void print_syscall_epilogue(const struct syscallname *); 79 UNUSED static void print_string(abi_long, int); 80 UNUSED static void print_buf(abi_long addr, abi_long len, int last); 81 UNUSED static void print_raw_param(const char *, abi_long, int); 82 UNUSED static void print_timeval(abi_ulong, int); 83 UNUSED static void print_timespec(abi_ulong, int); 84 UNUSED static void print_timezone(abi_ulong, int); 85 UNUSED static void print_itimerval(abi_ulong, int); 86 UNUSED static void print_number(abi_long, int); 87 UNUSED static void print_signal(abi_ulong, int); 88 UNUSED static void print_sockaddr(abi_ulong, abi_long, int); 89 UNUSED static void print_socket_domain(int domain); 90 UNUSED static void print_socket_type(int type); 91 UNUSED static void print_socket_protocol(int domain, int type, int protocol); 92 93 /* 94 * Utility functions 95 */ 96 static void 97 print_ipc_cmd(int cmd) 98 { 99 #define output_cmd(val) \ 100 if( cmd == val ) { \ 101 qemu_log(#val); \ 102 return; \ 103 } 104 105 cmd &= 0xff; 106 107 /* General IPC commands */ 108 output_cmd( IPC_RMID ); 109 output_cmd( IPC_SET ); 110 output_cmd( IPC_STAT ); 111 output_cmd( IPC_INFO ); 112 /* msgctl() commands */ 113 output_cmd( MSG_STAT ); 114 output_cmd( MSG_INFO ); 115 /* shmctl() commands */ 116 output_cmd( SHM_LOCK ); 117 output_cmd( SHM_UNLOCK ); 118 output_cmd( SHM_STAT ); 119 output_cmd( SHM_INFO ); 120 /* semctl() commands */ 121 output_cmd( GETPID ); 122 output_cmd( GETVAL ); 123 output_cmd( GETALL ); 124 output_cmd( GETNCNT ); 125 output_cmd( GETZCNT ); 126 output_cmd( SETVAL ); 127 output_cmd( SETALL ); 128 output_cmd( SEM_STAT ); 129 output_cmd( SEM_INFO ); 130 output_cmd( IPC_RMID ); 131 output_cmd( IPC_RMID ); 132 output_cmd( IPC_RMID ); 133 output_cmd( IPC_RMID ); 134 output_cmd( IPC_RMID ); 135 output_cmd( IPC_RMID ); 136 output_cmd( IPC_RMID ); 137 output_cmd( IPC_RMID ); 138 output_cmd( IPC_RMID ); 139 140 /* Some value we don't recognize */ 141 qemu_log("%d", cmd); 142 } 143 144 static void 145 print_signal(abi_ulong arg, int last) 146 { 147 const char *signal_name = NULL; 148 switch(arg) { 149 case TARGET_SIGHUP: signal_name = "SIGHUP"; break; 150 case TARGET_SIGINT: signal_name = "SIGINT"; break; 151 case TARGET_SIGQUIT: signal_name = "SIGQUIT"; break; 152 case TARGET_SIGILL: signal_name = "SIGILL"; break; 153 case TARGET_SIGABRT: signal_name = "SIGABRT"; break; 154 case TARGET_SIGFPE: signal_name = "SIGFPE"; break; 155 case TARGET_SIGKILL: signal_name = "SIGKILL"; break; 156 case TARGET_SIGSEGV: signal_name = "SIGSEGV"; break; 157 case TARGET_SIGPIPE: signal_name = "SIGPIPE"; break; 158 case TARGET_SIGALRM: signal_name = "SIGALRM"; break; 159 case TARGET_SIGTERM: signal_name = "SIGTERM"; break; 160 case TARGET_SIGUSR1: signal_name = "SIGUSR1"; break; 161 case TARGET_SIGUSR2: signal_name = "SIGUSR2"; break; 162 case TARGET_SIGCHLD: signal_name = "SIGCHLD"; break; 163 case TARGET_SIGCONT: signal_name = "SIGCONT"; break; 164 case TARGET_SIGSTOP: signal_name = "SIGSTOP"; break; 165 case TARGET_SIGTTIN: signal_name = "SIGTTIN"; break; 166 case TARGET_SIGTTOU: signal_name = "SIGTTOU"; break; 167 } 168 if (signal_name == NULL) { 169 print_raw_param("%ld", arg, last); 170 return; 171 } 172 qemu_log("%s%s", signal_name, get_comma(last)); 173 } 174 175 static void print_si_code(int arg) 176 { 177 const char *codename = NULL; 178 179 switch (arg) { 180 case SI_USER: 181 codename = "SI_USER"; 182 break; 183 case SI_KERNEL: 184 codename = "SI_KERNEL"; 185 break; 186 case SI_QUEUE: 187 codename = "SI_QUEUE"; 188 break; 189 case SI_TIMER: 190 codename = "SI_TIMER"; 191 break; 192 case SI_MESGQ: 193 codename = "SI_MESGQ"; 194 break; 195 case SI_ASYNCIO: 196 codename = "SI_ASYNCIO"; 197 break; 198 case SI_SIGIO: 199 codename = "SI_SIGIO"; 200 break; 201 case SI_TKILL: 202 codename = "SI_TKILL"; 203 break; 204 default: 205 qemu_log("%d", arg); 206 return; 207 } 208 qemu_log("%s", codename); 209 } 210 211 static void get_target_siginfo(target_siginfo_t *tinfo, 212 const target_siginfo_t *info) 213 { 214 abi_ulong sival_ptr; 215 216 int sig; 217 int si_errno; 218 int si_code; 219 int si_type; 220 221 __get_user(sig, &info->si_signo); 222 __get_user(si_errno, &tinfo->si_errno); 223 __get_user(si_code, &info->si_code); 224 225 tinfo->si_signo = sig; 226 tinfo->si_errno = si_errno; 227 tinfo->si_code = si_code; 228 229 /* Ensure we don't leak random junk to the guest later */ 230 memset(tinfo->_sifields._pad, 0, sizeof(tinfo->_sifields._pad)); 231 232 /* This is awkward, because we have to use a combination of 233 * the si_code and si_signo to figure out which of the union's 234 * members are valid. (Within the host kernel it is always possible 235 * to tell, but the kernel carefully avoids giving userspace the 236 * high 16 bits of si_code, so we don't have the information to 237 * do this the easy way...) We therefore make our best guess, 238 * bearing in mind that a guest can spoof most of the si_codes 239 * via rt_sigqueueinfo() if it likes. 240 * 241 * Once we have made our guess, we record it in the top 16 bits of 242 * the si_code, so that print_siginfo() later can use it. 243 * print_siginfo() will strip these top bits out before printing 244 * the si_code. 245 */ 246 247 switch (si_code) { 248 case SI_USER: 249 case SI_TKILL: 250 case SI_KERNEL: 251 /* Sent via kill(), tkill() or tgkill(), or direct from the kernel. 252 * These are the only unspoofable si_code values. 253 */ 254 __get_user(tinfo->_sifields._kill._pid, &info->_sifields._kill._pid); 255 __get_user(tinfo->_sifields._kill._uid, &info->_sifields._kill._uid); 256 si_type = QEMU_SI_KILL; 257 break; 258 default: 259 /* Everything else is spoofable. Make best guess based on signal */ 260 switch (sig) { 261 case TARGET_SIGCHLD: 262 __get_user(tinfo->_sifields._sigchld._pid, 263 &info->_sifields._sigchld._pid); 264 __get_user(tinfo->_sifields._sigchld._uid, 265 &info->_sifields._sigchld._uid); 266 __get_user(tinfo->_sifields._sigchld._status, 267 &info->_sifields._sigchld._status); 268 __get_user(tinfo->_sifields._sigchld._utime, 269 &info->_sifields._sigchld._utime); 270 __get_user(tinfo->_sifields._sigchld._stime, 271 &info->_sifields._sigchld._stime); 272 si_type = QEMU_SI_CHLD; 273 break; 274 case TARGET_SIGIO: 275 __get_user(tinfo->_sifields._sigpoll._band, 276 &info->_sifields._sigpoll._band); 277 __get_user(tinfo->_sifields._sigpoll._fd, 278 &info->_sifields._sigpoll._fd); 279 si_type = QEMU_SI_POLL; 280 break; 281 default: 282 /* Assume a sigqueue()/mq_notify()/rt_sigqueueinfo() source. */ 283 __get_user(tinfo->_sifields._rt._pid, &info->_sifields._rt._pid); 284 __get_user(tinfo->_sifields._rt._uid, &info->_sifields._rt._uid); 285 /* XXX: potential problem if 64 bit */ 286 __get_user(sival_ptr, &info->_sifields._rt._sigval.sival_ptr); 287 tinfo->_sifields._rt._sigval.sival_ptr = sival_ptr; 288 289 si_type = QEMU_SI_RT; 290 break; 291 } 292 break; 293 } 294 295 tinfo->si_code = deposit32(si_code, 16, 16, si_type); 296 } 297 298 static void print_siginfo(const target_siginfo_t *tinfo) 299 { 300 /* Print a target_siginfo_t in the format desired for printing 301 * signals being taken. We assume the target_siginfo_t is in the 302 * internal form where the top 16 bits of si_code indicate which 303 * part of the union is valid, rather than in the guest-visible 304 * form where the bottom 16 bits are sign-extended into the top 16. 305 */ 306 int si_type = extract32(tinfo->si_code, 16, 16); 307 int si_code = sextract32(tinfo->si_code, 0, 16); 308 309 qemu_log("{si_signo="); 310 print_signal(tinfo->si_signo, 1); 311 qemu_log(", si_code="); 312 print_si_code(si_code); 313 314 switch (si_type) { 315 case QEMU_SI_KILL: 316 qemu_log(", si_pid=%u, si_uid=%u", 317 (unsigned int)tinfo->_sifields._kill._pid, 318 (unsigned int)tinfo->_sifields._kill._uid); 319 break; 320 case QEMU_SI_TIMER: 321 qemu_log(", si_timer1=%u, si_timer2=%u", 322 tinfo->_sifields._timer._timer1, 323 tinfo->_sifields._timer._timer2); 324 break; 325 case QEMU_SI_POLL: 326 qemu_log(", si_band=%d, si_fd=%d", 327 tinfo->_sifields._sigpoll._band, 328 tinfo->_sifields._sigpoll._fd); 329 break; 330 case QEMU_SI_FAULT: 331 qemu_log(", si_addr="); 332 print_pointer(tinfo->_sifields._sigfault._addr, 1); 333 break; 334 case QEMU_SI_CHLD: 335 qemu_log(", si_pid=%u, si_uid=%u, si_status=%d" 336 ", si_utime=" TARGET_ABI_FMT_ld 337 ", si_stime=" TARGET_ABI_FMT_ld, 338 (unsigned int)(tinfo->_sifields._sigchld._pid), 339 (unsigned int)(tinfo->_sifields._sigchld._uid), 340 tinfo->_sifields._sigchld._status, 341 tinfo->_sifields._sigchld._utime, 342 tinfo->_sifields._sigchld._stime); 343 break; 344 case QEMU_SI_RT: 345 qemu_log(", si_pid=%u, si_uid=%u, si_sigval=" TARGET_ABI_FMT_ld, 346 (unsigned int)tinfo->_sifields._rt._pid, 347 (unsigned int)tinfo->_sifields._rt._uid, 348 tinfo->_sifields._rt._sigval.sival_ptr); 349 break; 350 default: 351 g_assert_not_reached(); 352 } 353 qemu_log("}"); 354 } 355 356 static void 357 print_sockaddr(abi_ulong addr, abi_long addrlen, int last) 358 { 359 struct target_sockaddr *sa; 360 int i; 361 int sa_family; 362 363 sa = lock_user(VERIFY_READ, addr, addrlen, 1); 364 if (sa) { 365 sa_family = tswap16(sa->sa_family); 366 switch (sa_family) { 367 case AF_UNIX: { 368 struct target_sockaddr_un *un = (struct target_sockaddr_un *)sa; 369 int i; 370 qemu_log("{sun_family=AF_UNIX,sun_path=\""); 371 for (i = 0; i < addrlen - 372 offsetof(struct target_sockaddr_un, sun_path) && 373 un->sun_path[i]; i++) { 374 qemu_log("%c", un->sun_path[i]); 375 } 376 qemu_log("\"}"); 377 break; 378 } 379 case AF_INET: { 380 struct target_sockaddr_in *in = (struct target_sockaddr_in *)sa; 381 uint8_t *c = (uint8_t *)&in->sin_addr.s_addr; 382 qemu_log("{sin_family=AF_INET,sin_port=htons(%d),", 383 ntohs(in->sin_port)); 384 qemu_log("sin_addr=inet_addr(\"%d.%d.%d.%d\")", 385 c[0], c[1], c[2], c[3]); 386 qemu_log("}"); 387 break; 388 } 389 case AF_PACKET: { 390 struct target_sockaddr_ll *ll = (struct target_sockaddr_ll *)sa; 391 uint8_t *c = (uint8_t *)&ll->sll_addr; 392 qemu_log("{sll_family=AF_PACKET," 393 "sll_protocol=htons(0x%04x),if%d,pkttype=", 394 ntohs(ll->sll_protocol), ll->sll_ifindex); 395 switch (ll->sll_pkttype) { 396 case PACKET_HOST: 397 qemu_log("PACKET_HOST"); 398 break; 399 case PACKET_BROADCAST: 400 qemu_log("PACKET_BROADCAST"); 401 break; 402 case PACKET_MULTICAST: 403 qemu_log("PACKET_MULTICAST"); 404 break; 405 case PACKET_OTHERHOST: 406 qemu_log("PACKET_OTHERHOST"); 407 break; 408 case PACKET_OUTGOING: 409 qemu_log("PACKET_OUTGOING"); 410 break; 411 default: 412 qemu_log("%d", ll->sll_pkttype); 413 break; 414 } 415 qemu_log(",sll_addr=%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x", 416 c[0], c[1], c[2], c[3], c[4], c[5], c[6], c[7]); 417 qemu_log("}"); 418 break; 419 } 420 case AF_NETLINK: { 421 struct target_sockaddr_nl *nl = (struct target_sockaddr_nl *)sa; 422 qemu_log("{nl_family=AF_NETLINK,nl_pid=%u,nl_groups=%u}", 423 tswap32(nl->nl_pid), tswap32(nl->nl_groups)); 424 break; 425 } 426 default: 427 qemu_log("{sa_family=%d, sa_data={", sa->sa_family); 428 for (i = 0; i < 13; i++) { 429 qemu_log("%02x, ", sa->sa_data[i]); 430 } 431 qemu_log("%02x}", sa->sa_data[i]); 432 qemu_log("}"); 433 break; 434 } 435 unlock_user(sa, addr, 0); 436 } else { 437 print_raw_param("0x"TARGET_ABI_FMT_lx, addr, 0); 438 } 439 qemu_log(", "TARGET_ABI_FMT_ld"%s", addrlen, get_comma(last)); 440 } 441 442 static void 443 print_socket_domain(int domain) 444 { 445 switch (domain) { 446 case PF_UNIX: 447 qemu_log("PF_UNIX"); 448 break; 449 case PF_INET: 450 qemu_log("PF_INET"); 451 break; 452 case PF_NETLINK: 453 qemu_log("PF_NETLINK"); 454 break; 455 case PF_PACKET: 456 qemu_log("PF_PACKET"); 457 break; 458 default: 459 qemu_log("%d", domain); 460 break; 461 } 462 } 463 464 static void 465 print_socket_type(int type) 466 { 467 switch (type & TARGET_SOCK_TYPE_MASK) { 468 case TARGET_SOCK_DGRAM: 469 qemu_log("SOCK_DGRAM"); 470 break; 471 case TARGET_SOCK_STREAM: 472 qemu_log("SOCK_STREAM"); 473 break; 474 case TARGET_SOCK_RAW: 475 qemu_log("SOCK_RAW"); 476 break; 477 case TARGET_SOCK_RDM: 478 qemu_log("SOCK_RDM"); 479 break; 480 case TARGET_SOCK_SEQPACKET: 481 qemu_log("SOCK_SEQPACKET"); 482 break; 483 case TARGET_SOCK_PACKET: 484 qemu_log("SOCK_PACKET"); 485 break; 486 } 487 if (type & TARGET_SOCK_CLOEXEC) { 488 qemu_log("|SOCK_CLOEXEC"); 489 } 490 if (type & TARGET_SOCK_NONBLOCK) { 491 qemu_log("|SOCK_NONBLOCK"); 492 } 493 } 494 495 static void 496 print_socket_protocol(int domain, int type, int protocol) 497 { 498 if (domain == AF_PACKET || 499 (domain == AF_INET && type == TARGET_SOCK_PACKET)) { 500 switch (protocol) { 501 case 0x0003: 502 qemu_log("ETH_P_ALL"); 503 break; 504 default: 505 qemu_log("%d", protocol); 506 } 507 return; 508 } 509 510 if (domain == PF_NETLINK) { 511 switch (protocol) { 512 case NETLINK_ROUTE: 513 qemu_log("NETLINK_ROUTE"); 514 break; 515 case NETLINK_AUDIT: 516 qemu_log("NETLINK_AUDIT"); 517 break; 518 case NETLINK_NETFILTER: 519 qemu_log("NETLINK_NETFILTER"); 520 break; 521 case NETLINK_KOBJECT_UEVENT: 522 qemu_log("NETLINK_KOBJECT_UEVENT"); 523 break; 524 case NETLINK_RDMA: 525 qemu_log("NETLINK_RDMA"); 526 break; 527 case NETLINK_CRYPTO: 528 qemu_log("NETLINK_CRYPTO"); 529 break; 530 default: 531 qemu_log("%d", protocol); 532 break; 533 } 534 return; 535 } 536 537 switch (protocol) { 538 case IPPROTO_IP: 539 qemu_log("IPPROTO_IP"); 540 break; 541 case IPPROTO_TCP: 542 qemu_log("IPPROTO_TCP"); 543 break; 544 case IPPROTO_UDP: 545 qemu_log("IPPROTO_UDP"); 546 break; 547 case IPPROTO_RAW: 548 qemu_log("IPPROTO_RAW"); 549 break; 550 default: 551 qemu_log("%d", protocol); 552 break; 553 } 554 } 555 556 557 #ifdef TARGET_NR__newselect 558 static void 559 print_fdset(int n, abi_ulong target_fds_addr) 560 { 561 int i; 562 int first = 1; 563 564 qemu_log("["); 565 if( target_fds_addr ) { 566 abi_long *target_fds; 567 568 target_fds = lock_user(VERIFY_READ, 569 target_fds_addr, 570 sizeof(*target_fds)*(n / TARGET_ABI_BITS + 1), 571 1); 572 573 if (!target_fds) 574 return; 575 576 for (i=n; i>=0; i--) { 577 if ((tswapal(target_fds[i / TARGET_ABI_BITS]) >> 578 (i & (TARGET_ABI_BITS - 1))) & 1) { 579 qemu_log("%s%d", get_comma(first), i); 580 first = 0; 581 } 582 } 583 unlock_user(target_fds, target_fds_addr, 0); 584 } 585 qemu_log("]"); 586 } 587 #endif 588 589 /* 590 * Sysycall specific output functions 591 */ 592 593 /* select */ 594 #ifdef TARGET_NR__newselect 595 static void 596 print_newselect(void *cpu_env, const struct syscallname *name, 597 abi_long arg1, abi_long arg2, abi_long arg3, 598 abi_long arg4, abi_long arg5, abi_long arg6) 599 { 600 print_syscall_prologue(name); 601 print_fdset(arg1, arg2); 602 qemu_log(","); 603 print_fdset(arg1, arg3); 604 qemu_log(","); 605 print_fdset(arg1, arg4); 606 qemu_log(","); 607 print_timeval(arg5, 1); 608 print_syscall_epilogue(name); 609 } 610 #endif 611 612 #ifdef TARGET_NR_semctl 613 static void 614 print_semctl(void *cpu_env, const struct syscallname *name, 615 abi_long arg1, abi_long arg2, abi_long arg3, 616 abi_long arg4, abi_long arg5, abi_long arg6) 617 { 618 qemu_log("%s(" TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld ",", 619 name->name, arg1, arg2); 620 print_ipc_cmd(arg3); 621 qemu_log(",0x" TARGET_ABI_FMT_lx ")", arg4); 622 } 623 #endif 624 625 static void 626 print_execve(void *cpu_env, const struct syscallname *name, 627 abi_long arg1, abi_long arg2, abi_long arg3, 628 abi_long arg4, abi_long arg5, abi_long arg6) 629 { 630 abi_ulong arg_ptr_addr; 631 char *s; 632 633 if (!(s = lock_user_string(arg1))) 634 return; 635 qemu_log("%s(\"%s\",{", name->name, s); 636 unlock_user(s, arg1, 0); 637 638 for (arg_ptr_addr = arg2; ; arg_ptr_addr += sizeof(abi_ulong)) { 639 abi_ulong *arg_ptr, arg_addr; 640 641 arg_ptr = lock_user(VERIFY_READ, arg_ptr_addr, sizeof(abi_ulong), 1); 642 if (!arg_ptr) 643 return; 644 arg_addr = tswapal(*arg_ptr); 645 unlock_user(arg_ptr, arg_ptr_addr, 0); 646 if (!arg_addr) 647 break; 648 if ((s = lock_user_string(arg_addr))) { 649 qemu_log("\"%s\",", s); 650 unlock_user(s, arg_addr, 0); 651 } 652 } 653 654 qemu_log("NULL})"); 655 } 656 657 #ifdef TARGET_NR_ipc 658 static void 659 print_ipc(void *cpu_env, const struct syscallname *name, 660 abi_long arg1, abi_long arg2, abi_long arg3, 661 abi_long arg4, abi_long arg5, abi_long arg6) 662 { 663 switch(arg1) { 664 case IPCOP_semctl: 665 qemu_log("semctl(" TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld ",", 666 arg1, arg2); 667 print_ipc_cmd(arg3); 668 qemu_log(",0x" TARGET_ABI_FMT_lx ")", arg4); 669 break; 670 default: 671 qemu_log(("%s(" 672 TARGET_ABI_FMT_ld "," 673 TARGET_ABI_FMT_ld "," 674 TARGET_ABI_FMT_ld "," 675 TARGET_ABI_FMT_ld 676 ")"), 677 name->name, arg1, arg2, arg3, arg4); 678 } 679 } 680 #endif 681 682 /* 683 * Variants for the return value output function 684 */ 685 686 static bool 687 print_syscall_err(abi_long ret) 688 { 689 const char *errstr; 690 691 qemu_log(" = "); 692 if (ret < 0) { 693 errstr = target_strerror(-ret); 694 if (errstr) { 695 qemu_log("-1 errno=%d (%s)", (int)-ret, errstr); 696 return true; 697 } 698 } 699 return false; 700 } 701 702 static void 703 print_syscall_ret_addr(void *cpu_env, const struct syscallname *name, 704 abi_long ret, abi_long arg0, abi_long arg1, 705 abi_long arg2, abi_long arg3, abi_long arg4, 706 abi_long arg5) 707 { 708 if (!print_syscall_err(ret)) { 709 qemu_log("0x" TARGET_ABI_FMT_lx, ret); 710 } 711 qemu_log("\n"); 712 } 713 714 #if 0 /* currently unused */ 715 static void 716 print_syscall_ret_raw(struct syscallname *name, abi_long ret) 717 { 718 qemu_log(" = 0x" TARGET_ABI_FMT_lx "\n", ret); 719 } 720 #endif 721 722 #ifdef TARGET_NR__newselect 723 static void 724 print_syscall_ret_newselect(void *cpu_env, const struct syscallname *name, 725 abi_long ret, abi_long arg0, abi_long arg1, 726 abi_long arg2, abi_long arg3, abi_long arg4, 727 abi_long arg5) 728 { 729 if (!print_syscall_err(ret)) { 730 qemu_log(" = 0x" TARGET_ABI_FMT_lx " (", ret); 731 print_fdset(arg0, arg1); 732 qemu_log(","); 733 print_fdset(arg0, arg2); 734 qemu_log(","); 735 print_fdset(arg0, arg3); 736 qemu_log(","); 737 print_timeval(arg4, 1); 738 qemu_log(")"); 739 } 740 741 qemu_log("\n"); 742 } 743 #endif 744 745 /* special meanings of adjtimex()' non-negative return values */ 746 #define TARGET_TIME_OK 0 /* clock synchronized, no leap second */ 747 #define TARGET_TIME_INS 1 /* insert leap second */ 748 #define TARGET_TIME_DEL 2 /* delete leap second */ 749 #define TARGET_TIME_OOP 3 /* leap second in progress */ 750 #define TARGET_TIME_WAIT 4 /* leap second has occurred */ 751 #define TARGET_TIME_ERROR 5 /* clock not synchronized */ 752 #ifdef TARGET_NR_adjtimex 753 static void 754 print_syscall_ret_adjtimex(void *cpu_env, const struct syscallname *name, 755 abi_long ret, abi_long arg0, abi_long arg1, 756 abi_long arg2, abi_long arg3, abi_long arg4, 757 abi_long arg5) 758 { 759 if (!print_syscall_err(ret)) { 760 qemu_log(TARGET_ABI_FMT_ld, ret); 761 switch (ret) { 762 case TARGET_TIME_OK: 763 qemu_log(" TIME_OK (clock synchronized, no leap second)"); 764 break; 765 case TARGET_TIME_INS: 766 qemu_log(" TIME_INS (insert leap second)"); 767 break; 768 case TARGET_TIME_DEL: 769 qemu_log(" TIME_DEL (delete leap second)"); 770 break; 771 case TARGET_TIME_OOP: 772 qemu_log(" TIME_OOP (leap second in progress)"); 773 break; 774 case TARGET_TIME_WAIT: 775 qemu_log(" TIME_WAIT (leap second has occurred)"); 776 break; 777 case TARGET_TIME_ERROR: 778 qemu_log(" TIME_ERROR (clock not synchronized)"); 779 break; 780 } 781 } 782 783 qemu_log("\n"); 784 } 785 #endif 786 787 #if defined(TARGET_NR_clock_gettime) || defined(TARGET_NR_clock_getres) 788 static void 789 print_syscall_ret_clock_gettime(void *cpu_env, const struct syscallname *name, 790 abi_long ret, abi_long arg0, abi_long arg1, 791 abi_long arg2, abi_long arg3, abi_long arg4, 792 abi_long arg5) 793 { 794 if (!print_syscall_err(ret)) { 795 qemu_log(TARGET_ABI_FMT_ld, ret); 796 qemu_log(" ("); 797 print_timespec(arg1, 1); 798 qemu_log(")"); 799 } 800 801 qemu_log("\n"); 802 } 803 #define print_syscall_ret_clock_getres print_syscall_ret_clock_gettime 804 #endif 805 806 #ifdef TARGET_NR_gettimeofday 807 static void 808 print_syscall_ret_gettimeofday(void *cpu_env, const struct syscallname *name, 809 abi_long ret, abi_long arg0, abi_long arg1, 810 abi_long arg2, abi_long arg3, abi_long arg4, 811 abi_long arg5) 812 { 813 if (!print_syscall_err(ret)) { 814 qemu_log(TARGET_ABI_FMT_ld, ret); 815 qemu_log(" ("); 816 print_timeval(arg0, 0); 817 print_timezone(arg1, 1); 818 qemu_log(")"); 819 } 820 821 qemu_log("\n"); 822 } 823 #endif 824 825 #ifdef TARGET_NR_getitimer 826 static void 827 print_syscall_ret_getitimer(void *cpu_env, const struct syscallname *name, 828 abi_long ret, abi_long arg0, abi_long arg1, 829 abi_long arg2, abi_long arg3, abi_long arg4, 830 abi_long arg5) 831 { 832 if (!print_syscall_err(ret)) { 833 qemu_log(TARGET_ABI_FMT_ld, ret); 834 qemu_log(" ("); 835 print_itimerval(arg1, 1); 836 qemu_log(")"); 837 } 838 839 qemu_log("\n"); 840 } 841 #endif 842 843 844 #ifdef TARGET_NR_getitimer 845 static void 846 print_syscall_ret_setitimer(void *cpu_env, const struct syscallname *name, 847 abi_long ret, abi_long arg0, abi_long arg1, 848 abi_long arg2, abi_long arg3, abi_long arg4, 849 abi_long arg5) 850 { 851 if (!print_syscall_err(ret)) { 852 qemu_log(TARGET_ABI_FMT_ld, ret); 853 qemu_log(" (old_value = "); 854 print_itimerval(arg2, 1); 855 qemu_log(")"); 856 } 857 858 qemu_log("\n"); 859 } 860 #endif 861 862 #if defined(TARGET_NR_listxattr) || defined(TARGET_NR_llistxattr) \ 863 || defined(TARGGET_NR_flistxattr) 864 static void 865 print_syscall_ret_listxattr(void *cpu_env, const struct syscallname *name, 866 abi_long ret, abi_long arg0, abi_long arg1, 867 abi_long arg2, abi_long arg3, abi_long arg4, 868 abi_long arg5) 869 { 870 if (!print_syscall_err(ret)) { 871 qemu_log(TARGET_ABI_FMT_ld, ret); 872 qemu_log(" (list = "); 873 if (arg1 != 0) { 874 abi_long attr = arg1; 875 while (ret) { 876 if (attr != arg1) { 877 qemu_log(","); 878 } 879 print_string(attr, 1); 880 ret -= target_strlen(attr) + 1; 881 attr += target_strlen(attr) + 1; 882 } 883 } else { 884 qemu_log("NULL"); 885 } 886 qemu_log(")"); 887 } 888 889 qemu_log("\n"); 890 } 891 #define print_syscall_ret_llistxattr print_syscall_ret_listxattr 892 #define print_syscall_ret_flistxattr print_syscall_ret_listxattr 893 #endif 894 895 #ifdef TARGET_NR_ioctl 896 static void 897 print_syscall_ret_ioctl(void *cpu_env, const struct syscallname *name, 898 abi_long ret, abi_long arg0, abi_long arg1, 899 abi_long arg2, abi_long arg3, abi_long arg4, 900 abi_long arg5) 901 { 902 if (!print_syscall_err(ret)) { 903 qemu_log(TARGET_ABI_FMT_ld, ret); 904 905 const IOCTLEntry *ie; 906 const argtype *arg_type; 907 void *argptr; 908 int target_size; 909 910 for (ie = ioctl_entries; ie->target_cmd != 0; ie++) { 911 if (ie->target_cmd == arg1) { 912 break; 913 } 914 } 915 916 if (ie->target_cmd == arg1 && 917 (ie->access == IOC_R || ie->access == IOC_RW)) { 918 arg_type = ie->arg_type; 919 qemu_log(" ("); 920 arg_type++; 921 target_size = thunk_type_size(arg_type, 0); 922 argptr = lock_user(VERIFY_READ, arg2, target_size, 1); 923 if (argptr) { 924 thunk_print(argptr, arg_type); 925 unlock_user(argptr, arg2, target_size); 926 } else { 927 print_pointer(arg2, 1); 928 } 929 qemu_log(")"); 930 } 931 } 932 qemu_log("\n"); 933 } 934 #endif 935 936 UNUSED static struct flags access_flags[] = { 937 FLAG_GENERIC(F_OK), 938 FLAG_GENERIC(R_OK), 939 FLAG_GENERIC(W_OK), 940 FLAG_GENERIC(X_OK), 941 FLAG_END, 942 }; 943 944 UNUSED static struct flags at_file_flags[] = { 945 #ifdef AT_EACCESS 946 FLAG_GENERIC(AT_EACCESS), 947 #endif 948 #ifdef AT_SYMLINK_NOFOLLOW 949 FLAG_GENERIC(AT_SYMLINK_NOFOLLOW), 950 #endif 951 FLAG_END, 952 }; 953 954 UNUSED static struct flags unlinkat_flags[] = { 955 #ifdef AT_REMOVEDIR 956 FLAG_GENERIC(AT_REMOVEDIR), 957 #endif 958 FLAG_END, 959 }; 960 961 UNUSED static struct flags mode_flags[] = { 962 FLAG_GENERIC(S_IFSOCK), 963 FLAG_GENERIC(S_IFLNK), 964 FLAG_GENERIC(S_IFREG), 965 FLAG_GENERIC(S_IFBLK), 966 FLAG_GENERIC(S_IFDIR), 967 FLAG_GENERIC(S_IFCHR), 968 FLAG_GENERIC(S_IFIFO), 969 FLAG_END, 970 }; 971 972 UNUSED static struct flags open_access_flags[] = { 973 FLAG_TARGET(O_RDONLY), 974 FLAG_TARGET(O_WRONLY), 975 FLAG_TARGET(O_RDWR), 976 FLAG_END, 977 }; 978 979 UNUSED static struct flags open_flags[] = { 980 FLAG_TARGET(O_APPEND), 981 FLAG_TARGET(O_CREAT), 982 FLAG_TARGET(O_DIRECTORY), 983 FLAG_TARGET(O_EXCL), 984 FLAG_TARGET(O_LARGEFILE), 985 FLAG_TARGET(O_NOCTTY), 986 FLAG_TARGET(O_NOFOLLOW), 987 FLAG_TARGET(O_NONBLOCK), /* also O_NDELAY */ 988 FLAG_TARGET(O_DSYNC), 989 FLAG_TARGET(__O_SYNC), 990 FLAG_TARGET(O_TRUNC), 991 #ifdef O_DIRECT 992 FLAG_TARGET(O_DIRECT), 993 #endif 994 #ifdef O_NOATIME 995 FLAG_TARGET(O_NOATIME), 996 #endif 997 #ifdef O_CLOEXEC 998 FLAG_TARGET(O_CLOEXEC), 999 #endif 1000 #ifdef O_PATH 1001 FLAG_TARGET(O_PATH), 1002 #endif 1003 #ifdef O_TMPFILE 1004 FLAG_TARGET(O_TMPFILE), 1005 FLAG_TARGET(__O_TMPFILE), 1006 #endif 1007 FLAG_END, 1008 }; 1009 1010 UNUSED static struct flags mount_flags[] = { 1011 #ifdef MS_BIND 1012 FLAG_GENERIC(MS_BIND), 1013 #endif 1014 #ifdef MS_DIRSYNC 1015 FLAG_GENERIC(MS_DIRSYNC), 1016 #endif 1017 FLAG_GENERIC(MS_MANDLOCK), 1018 #ifdef MS_MOVE 1019 FLAG_GENERIC(MS_MOVE), 1020 #endif 1021 FLAG_GENERIC(MS_NOATIME), 1022 FLAG_GENERIC(MS_NODEV), 1023 FLAG_GENERIC(MS_NODIRATIME), 1024 FLAG_GENERIC(MS_NOEXEC), 1025 FLAG_GENERIC(MS_NOSUID), 1026 FLAG_GENERIC(MS_RDONLY), 1027 #ifdef MS_RELATIME 1028 FLAG_GENERIC(MS_RELATIME), 1029 #endif 1030 FLAG_GENERIC(MS_REMOUNT), 1031 FLAG_GENERIC(MS_SYNCHRONOUS), 1032 FLAG_END, 1033 }; 1034 1035 UNUSED static struct flags umount2_flags[] = { 1036 #ifdef MNT_FORCE 1037 FLAG_GENERIC(MNT_FORCE), 1038 #endif 1039 #ifdef MNT_DETACH 1040 FLAG_GENERIC(MNT_DETACH), 1041 #endif 1042 #ifdef MNT_EXPIRE 1043 FLAG_GENERIC(MNT_EXPIRE), 1044 #endif 1045 FLAG_END, 1046 }; 1047 1048 UNUSED static struct flags mmap_prot_flags[] = { 1049 FLAG_GENERIC(PROT_NONE), 1050 FLAG_GENERIC(PROT_EXEC), 1051 FLAG_GENERIC(PROT_READ), 1052 FLAG_GENERIC(PROT_WRITE), 1053 FLAG_TARGET(PROT_SEM), 1054 FLAG_GENERIC(PROT_GROWSDOWN), 1055 FLAG_GENERIC(PROT_GROWSUP), 1056 FLAG_END, 1057 }; 1058 1059 UNUSED static struct flags mmap_flags[] = { 1060 FLAG_TARGET(MAP_SHARED), 1061 FLAG_TARGET(MAP_PRIVATE), 1062 FLAG_TARGET(MAP_ANONYMOUS), 1063 FLAG_TARGET(MAP_DENYWRITE), 1064 FLAG_TARGET(MAP_FIXED), 1065 FLAG_TARGET(MAP_GROWSDOWN), 1066 FLAG_TARGET(MAP_EXECUTABLE), 1067 #ifdef MAP_LOCKED 1068 FLAG_TARGET(MAP_LOCKED), 1069 #endif 1070 #ifdef MAP_NONBLOCK 1071 FLAG_TARGET(MAP_NONBLOCK), 1072 #endif 1073 FLAG_TARGET(MAP_NORESERVE), 1074 #ifdef MAP_POPULATE 1075 FLAG_TARGET(MAP_POPULATE), 1076 #endif 1077 #ifdef TARGET_MAP_UNINITIALIZED 1078 FLAG_TARGET(MAP_UNINITIALIZED), 1079 #endif 1080 FLAG_END, 1081 }; 1082 1083 UNUSED static struct flags clone_flags[] = { 1084 FLAG_GENERIC(CLONE_VM), 1085 FLAG_GENERIC(CLONE_FS), 1086 FLAG_GENERIC(CLONE_FILES), 1087 FLAG_GENERIC(CLONE_SIGHAND), 1088 FLAG_GENERIC(CLONE_PTRACE), 1089 FLAG_GENERIC(CLONE_VFORK), 1090 FLAG_GENERIC(CLONE_PARENT), 1091 FLAG_GENERIC(CLONE_THREAD), 1092 FLAG_GENERIC(CLONE_NEWNS), 1093 FLAG_GENERIC(CLONE_SYSVSEM), 1094 FLAG_GENERIC(CLONE_SETTLS), 1095 FLAG_GENERIC(CLONE_PARENT_SETTID), 1096 FLAG_GENERIC(CLONE_CHILD_CLEARTID), 1097 FLAG_GENERIC(CLONE_DETACHED), 1098 FLAG_GENERIC(CLONE_UNTRACED), 1099 FLAG_GENERIC(CLONE_CHILD_SETTID), 1100 #if defined(CLONE_NEWUTS) 1101 FLAG_GENERIC(CLONE_NEWUTS), 1102 #endif 1103 #if defined(CLONE_NEWIPC) 1104 FLAG_GENERIC(CLONE_NEWIPC), 1105 #endif 1106 #if defined(CLONE_NEWUSER) 1107 FLAG_GENERIC(CLONE_NEWUSER), 1108 #endif 1109 #if defined(CLONE_NEWPID) 1110 FLAG_GENERIC(CLONE_NEWPID), 1111 #endif 1112 #if defined(CLONE_NEWNET) 1113 FLAG_GENERIC(CLONE_NEWNET), 1114 #endif 1115 #if defined(CLONE_NEWCGROUP) 1116 FLAG_GENERIC(CLONE_NEWCGROUP), 1117 #endif 1118 #if defined(CLONE_NEWTIME) 1119 FLAG_GENERIC(CLONE_NEWTIME), 1120 #endif 1121 #if defined(CLONE_IO) 1122 FLAG_GENERIC(CLONE_IO), 1123 #endif 1124 FLAG_END, 1125 }; 1126 1127 UNUSED static struct flags msg_flags[] = { 1128 /* send */ 1129 FLAG_GENERIC(MSG_CONFIRM), 1130 FLAG_GENERIC(MSG_DONTROUTE), 1131 FLAG_GENERIC(MSG_DONTWAIT), 1132 FLAG_GENERIC(MSG_EOR), 1133 FLAG_GENERIC(MSG_MORE), 1134 FLAG_GENERIC(MSG_NOSIGNAL), 1135 FLAG_GENERIC(MSG_OOB), 1136 /* recv */ 1137 FLAG_GENERIC(MSG_CMSG_CLOEXEC), 1138 FLAG_GENERIC(MSG_ERRQUEUE), 1139 FLAG_GENERIC(MSG_PEEK), 1140 FLAG_GENERIC(MSG_TRUNC), 1141 FLAG_GENERIC(MSG_WAITALL), 1142 /* recvmsg */ 1143 FLAG_GENERIC(MSG_CTRUNC), 1144 FLAG_END, 1145 }; 1146 1147 UNUSED static struct flags statx_flags[] = { 1148 #ifdef AT_EMPTY_PATH 1149 FLAG_GENERIC(AT_EMPTY_PATH), 1150 #endif 1151 #ifdef AT_NO_AUTOMOUNT 1152 FLAG_GENERIC(AT_NO_AUTOMOUNT), 1153 #endif 1154 #ifdef AT_SYMLINK_NOFOLLOW 1155 FLAG_GENERIC(AT_SYMLINK_NOFOLLOW), 1156 #endif 1157 #ifdef AT_STATX_SYNC_AS_STAT 1158 FLAG_GENERIC(AT_STATX_SYNC_AS_STAT), 1159 #endif 1160 #ifdef AT_STATX_FORCE_SYNC 1161 FLAG_GENERIC(AT_STATX_FORCE_SYNC), 1162 #endif 1163 #ifdef AT_STATX_DONT_SYNC 1164 FLAG_GENERIC(AT_STATX_DONT_SYNC), 1165 #endif 1166 FLAG_END, 1167 }; 1168 1169 UNUSED static struct flags statx_mask[] = { 1170 /* This must come first, because it includes everything. */ 1171 #ifdef STATX_ALL 1172 FLAG_GENERIC(STATX_ALL), 1173 #endif 1174 /* This must come second; it includes everything except STATX_BTIME. */ 1175 #ifdef STATX_BASIC_STATS 1176 FLAG_GENERIC(STATX_BASIC_STATS), 1177 #endif 1178 #ifdef STATX_TYPE 1179 FLAG_GENERIC(STATX_TYPE), 1180 #endif 1181 #ifdef STATX_MODE 1182 FLAG_GENERIC(STATX_MODE), 1183 #endif 1184 #ifdef STATX_NLINK 1185 FLAG_GENERIC(STATX_NLINK), 1186 #endif 1187 #ifdef STATX_UID 1188 FLAG_GENERIC(STATX_UID), 1189 #endif 1190 #ifdef STATX_GID 1191 FLAG_GENERIC(STATX_GID), 1192 #endif 1193 #ifdef STATX_ATIME 1194 FLAG_GENERIC(STATX_ATIME), 1195 #endif 1196 #ifdef STATX_MTIME 1197 FLAG_GENERIC(STATX_MTIME), 1198 #endif 1199 #ifdef STATX_CTIME 1200 FLAG_GENERIC(STATX_CTIME), 1201 #endif 1202 #ifdef STATX_INO 1203 FLAG_GENERIC(STATX_INO), 1204 #endif 1205 #ifdef STATX_SIZE 1206 FLAG_GENERIC(STATX_SIZE), 1207 #endif 1208 #ifdef STATX_BLOCKS 1209 FLAG_GENERIC(STATX_BLOCKS), 1210 #endif 1211 #ifdef STATX_BTIME 1212 FLAG_GENERIC(STATX_BTIME), 1213 #endif 1214 FLAG_END, 1215 }; 1216 1217 UNUSED static struct flags falloc_flags[] = { 1218 FLAG_GENERIC(FALLOC_FL_KEEP_SIZE), 1219 FLAG_GENERIC(FALLOC_FL_PUNCH_HOLE), 1220 #ifdef FALLOC_FL_NO_HIDE_STALE 1221 FLAG_GENERIC(FALLOC_FL_NO_HIDE_STALE), 1222 #endif 1223 #ifdef FALLOC_FL_COLLAPSE_RANGE 1224 FLAG_GENERIC(FALLOC_FL_COLLAPSE_RANGE), 1225 #endif 1226 #ifdef FALLOC_FL_ZERO_RANGE 1227 FLAG_GENERIC(FALLOC_FL_ZERO_RANGE), 1228 #endif 1229 #ifdef FALLOC_FL_INSERT_RANGE 1230 FLAG_GENERIC(FALLOC_FL_INSERT_RANGE), 1231 #endif 1232 #ifdef FALLOC_FL_UNSHARE_RANGE 1233 FLAG_GENERIC(FALLOC_FL_UNSHARE_RANGE), 1234 #endif 1235 }; 1236 1237 UNUSED static struct flags termios_iflags[] = { 1238 FLAG_TARGET(IGNBRK), 1239 FLAG_TARGET(BRKINT), 1240 FLAG_TARGET(IGNPAR), 1241 FLAG_TARGET(PARMRK), 1242 FLAG_TARGET(INPCK), 1243 FLAG_TARGET(ISTRIP), 1244 FLAG_TARGET(INLCR), 1245 FLAG_TARGET(IGNCR), 1246 FLAG_TARGET(ICRNL), 1247 FLAG_TARGET(IUCLC), 1248 FLAG_TARGET(IXON), 1249 FLAG_TARGET(IXANY), 1250 FLAG_TARGET(IXOFF), 1251 FLAG_TARGET(IMAXBEL), 1252 FLAG_TARGET(IUTF8), 1253 FLAG_END, 1254 }; 1255 1256 UNUSED static struct flags termios_oflags[] = { 1257 FLAG_TARGET(OPOST), 1258 FLAG_TARGET(OLCUC), 1259 FLAG_TARGET(ONLCR), 1260 FLAG_TARGET(OCRNL), 1261 FLAG_TARGET(ONOCR), 1262 FLAG_TARGET(ONLRET), 1263 FLAG_TARGET(OFILL), 1264 FLAG_TARGET(OFDEL), 1265 FLAG_END, 1266 }; 1267 1268 UNUSED static struct enums termios_oflags_NLDLY[] = { 1269 ENUM_TARGET(NL0), 1270 ENUM_TARGET(NL1), 1271 ENUM_END, 1272 }; 1273 1274 UNUSED static struct enums termios_oflags_CRDLY[] = { 1275 ENUM_TARGET(CR0), 1276 ENUM_TARGET(CR1), 1277 ENUM_TARGET(CR2), 1278 ENUM_TARGET(CR3), 1279 ENUM_END, 1280 }; 1281 1282 UNUSED static struct enums termios_oflags_TABDLY[] = { 1283 ENUM_TARGET(TAB0), 1284 ENUM_TARGET(TAB1), 1285 ENUM_TARGET(TAB2), 1286 ENUM_TARGET(TAB3), 1287 ENUM_END, 1288 }; 1289 1290 UNUSED static struct enums termios_oflags_VTDLY[] = { 1291 ENUM_TARGET(VT0), 1292 ENUM_TARGET(VT1), 1293 ENUM_END, 1294 }; 1295 1296 UNUSED static struct enums termios_oflags_FFDLY[] = { 1297 ENUM_TARGET(FF0), 1298 ENUM_TARGET(FF1), 1299 ENUM_END, 1300 }; 1301 1302 UNUSED static struct enums termios_oflags_BSDLY[] = { 1303 ENUM_TARGET(BS0), 1304 ENUM_TARGET(BS1), 1305 ENUM_END, 1306 }; 1307 1308 UNUSED static struct enums termios_cflags_CBAUD[] = { 1309 ENUM_TARGET(B0), 1310 ENUM_TARGET(B50), 1311 ENUM_TARGET(B75), 1312 ENUM_TARGET(B110), 1313 ENUM_TARGET(B134), 1314 ENUM_TARGET(B150), 1315 ENUM_TARGET(B200), 1316 ENUM_TARGET(B300), 1317 ENUM_TARGET(B600), 1318 ENUM_TARGET(B1200), 1319 ENUM_TARGET(B1800), 1320 ENUM_TARGET(B2400), 1321 ENUM_TARGET(B4800), 1322 ENUM_TARGET(B9600), 1323 ENUM_TARGET(B19200), 1324 ENUM_TARGET(B38400), 1325 ENUM_TARGET(B57600), 1326 ENUM_TARGET(B115200), 1327 ENUM_TARGET(B230400), 1328 ENUM_TARGET(B460800), 1329 ENUM_END, 1330 }; 1331 1332 UNUSED static struct enums termios_cflags_CSIZE[] = { 1333 ENUM_TARGET(CS5), 1334 ENUM_TARGET(CS6), 1335 ENUM_TARGET(CS7), 1336 ENUM_TARGET(CS8), 1337 ENUM_END, 1338 }; 1339 1340 UNUSED static struct flags termios_cflags[] = { 1341 FLAG_TARGET(CSTOPB), 1342 FLAG_TARGET(CREAD), 1343 FLAG_TARGET(PARENB), 1344 FLAG_TARGET(PARODD), 1345 FLAG_TARGET(HUPCL), 1346 FLAG_TARGET(CLOCAL), 1347 FLAG_TARGET(CRTSCTS), 1348 FLAG_END, 1349 }; 1350 1351 UNUSED static struct flags termios_lflags[] = { 1352 FLAG_TARGET(ISIG), 1353 FLAG_TARGET(ICANON), 1354 FLAG_TARGET(XCASE), 1355 FLAG_TARGET(ECHO), 1356 FLAG_TARGET(ECHOE), 1357 FLAG_TARGET(ECHOK), 1358 FLAG_TARGET(ECHONL), 1359 FLAG_TARGET(NOFLSH), 1360 FLAG_TARGET(TOSTOP), 1361 FLAG_TARGET(ECHOCTL), 1362 FLAG_TARGET(ECHOPRT), 1363 FLAG_TARGET(ECHOKE), 1364 FLAG_TARGET(FLUSHO), 1365 FLAG_TARGET(PENDIN), 1366 FLAG_TARGET(IEXTEN), 1367 FLAG_TARGET(EXTPROC), 1368 FLAG_END, 1369 }; 1370 1371 UNUSED static struct flags mlockall_flags[] = { 1372 FLAG_TARGET(MCL_CURRENT), 1373 FLAG_TARGET(MCL_FUTURE), 1374 #ifdef MCL_ONFAULT 1375 FLAG_TARGET(MCL_ONFAULT), 1376 #endif 1377 FLAG_END, 1378 }; 1379 1380 /* IDs of the various system clocks */ 1381 #define TARGET_CLOCK_REALTIME 0 1382 #define TARGET_CLOCK_MONOTONIC 1 1383 #define TARGET_CLOCK_PROCESS_CPUTIME_ID 2 1384 #define TARGET_CLOCK_THREAD_CPUTIME_ID 3 1385 #define TARGET_CLOCK_MONOTONIC_RAW 4 1386 #define TARGET_CLOCK_REALTIME_COARSE 5 1387 #define TARGET_CLOCK_MONOTONIC_COARSE 6 1388 #define TARGET_CLOCK_BOOTTIME 7 1389 #define TARGET_CLOCK_REALTIME_ALARM 8 1390 #define TARGET_CLOCK_BOOTTIME_ALARM 9 1391 #define TARGET_CLOCK_SGI_CYCLE 10 1392 #define TARGET_CLOCK_TAI 11 1393 1394 UNUSED static struct enums clockids[] = { 1395 ENUM_TARGET(CLOCK_REALTIME), 1396 ENUM_TARGET(CLOCK_MONOTONIC), 1397 ENUM_TARGET(CLOCK_PROCESS_CPUTIME_ID), 1398 ENUM_TARGET(CLOCK_THREAD_CPUTIME_ID), 1399 ENUM_TARGET(CLOCK_MONOTONIC_RAW), 1400 ENUM_TARGET(CLOCK_REALTIME_COARSE), 1401 ENUM_TARGET(CLOCK_MONOTONIC_COARSE), 1402 ENUM_TARGET(CLOCK_BOOTTIME), 1403 ENUM_TARGET(CLOCK_REALTIME_ALARM), 1404 ENUM_TARGET(CLOCK_BOOTTIME_ALARM), 1405 ENUM_TARGET(CLOCK_SGI_CYCLE), 1406 ENUM_TARGET(CLOCK_TAI), 1407 ENUM_END, 1408 }; 1409 1410 UNUSED static struct enums itimer_types[] = { 1411 ENUM_GENERIC(ITIMER_REAL), 1412 ENUM_GENERIC(ITIMER_VIRTUAL), 1413 ENUM_GENERIC(ITIMER_PROF), 1414 ENUM_END, 1415 }; 1416 1417 /* 1418 * print_xxx utility functions. These are used to print syscall 1419 * parameters in certain format. All of these have parameter 1420 * named 'last'. This parameter is used to add comma to output 1421 * when last == 0. 1422 */ 1423 1424 static const char * 1425 get_comma(int last) 1426 { 1427 return ((last) ? "" : ","); 1428 } 1429 1430 static void 1431 print_flags(const struct flags *f, abi_long flags, int last) 1432 { 1433 const char *sep = ""; 1434 int n; 1435 1436 if ((flags == 0) && (f->f_value == 0)) { 1437 qemu_log("%s%s", f->f_string, get_comma(last)); 1438 return; 1439 } 1440 for (n = 0; f->f_string != NULL; f++) { 1441 if ((f->f_value != 0) && ((flags & f->f_value) == f->f_value)) { 1442 qemu_log("%s%s", sep, f->f_string); 1443 flags &= ~f->f_value; 1444 sep = "|"; 1445 n++; 1446 } 1447 } 1448 1449 if (n > 0) { 1450 /* print rest of the flags as numeric */ 1451 if (flags != 0) { 1452 qemu_log("%s%#x%s", sep, (unsigned int)flags, get_comma(last)); 1453 } else { 1454 qemu_log("%s", get_comma(last)); 1455 } 1456 } else { 1457 /* no string version of flags found, print them in hex then */ 1458 qemu_log("%#x%s", (unsigned int)flags, get_comma(last)); 1459 } 1460 } 1461 1462 static void 1463 print_enums(const struct enums *e, abi_long enum_arg, int last) 1464 { 1465 for (; e->e_string != NULL; e++) { 1466 if (e->e_value == enum_arg) { 1467 qemu_log("%s", e->e_string); 1468 break; 1469 } 1470 } 1471 1472 if (e->e_string == NULL) { 1473 qemu_log("%#x", (unsigned int)enum_arg); 1474 } 1475 1476 qemu_log("%s", get_comma(last)); 1477 } 1478 1479 static void 1480 print_at_dirfd(abi_long dirfd, int last) 1481 { 1482 #ifdef AT_FDCWD 1483 if (dirfd == AT_FDCWD) { 1484 qemu_log("AT_FDCWD%s", get_comma(last)); 1485 return; 1486 } 1487 #endif 1488 qemu_log("%d%s", (int)dirfd, get_comma(last)); 1489 } 1490 1491 static void 1492 print_file_mode(abi_long mode, int last) 1493 { 1494 const char *sep = ""; 1495 const struct flags *m; 1496 1497 for (m = &mode_flags[0]; m->f_string != NULL; m++) { 1498 if ((m->f_value & mode) == m->f_value) { 1499 qemu_log("%s%s", m->f_string, sep); 1500 sep = "|"; 1501 mode &= ~m->f_value; 1502 break; 1503 } 1504 } 1505 1506 mode &= ~S_IFMT; 1507 /* print rest of the mode as octal */ 1508 if (mode != 0) 1509 qemu_log("%s%#o", sep, (unsigned int)mode); 1510 1511 qemu_log("%s", get_comma(last)); 1512 } 1513 1514 static void 1515 print_open_flags(abi_long flags, int last) 1516 { 1517 print_flags(open_access_flags, flags & TARGET_O_ACCMODE, 1); 1518 flags &= ~TARGET_O_ACCMODE; 1519 if (flags == 0) { 1520 qemu_log("%s", get_comma(last)); 1521 return; 1522 } 1523 qemu_log("|"); 1524 print_flags(open_flags, flags, last); 1525 } 1526 1527 static void 1528 print_syscall_prologue(const struct syscallname *sc) 1529 { 1530 qemu_log("%s(", sc->name); 1531 } 1532 1533 /*ARGSUSED*/ 1534 static void 1535 print_syscall_epilogue(const struct syscallname *sc) 1536 { 1537 (void)sc; 1538 qemu_log(")"); 1539 } 1540 1541 static void 1542 print_string(abi_long addr, int last) 1543 { 1544 char *s; 1545 1546 if ((s = lock_user_string(addr)) != NULL) { 1547 qemu_log("\"%s\"%s", s, get_comma(last)); 1548 unlock_user(s, addr, 0); 1549 } else { 1550 /* can't get string out of it, so print it as pointer */ 1551 print_pointer(addr, last); 1552 } 1553 } 1554 1555 #define MAX_PRINT_BUF 40 1556 static void 1557 print_buf(abi_long addr, abi_long len, int last) 1558 { 1559 uint8_t *s; 1560 int i; 1561 1562 s = lock_user(VERIFY_READ, addr, len, 1); 1563 if (s) { 1564 qemu_log("\""); 1565 for (i = 0; i < MAX_PRINT_BUF && i < len; i++) { 1566 if (isprint(s[i])) { 1567 qemu_log("%c", s[i]); 1568 } else { 1569 qemu_log("\\%o", s[i]); 1570 } 1571 } 1572 qemu_log("\""); 1573 if (i != len) { 1574 qemu_log("..."); 1575 } 1576 if (!last) { 1577 qemu_log(","); 1578 } 1579 unlock_user(s, addr, 0); 1580 } else { 1581 print_pointer(addr, last); 1582 } 1583 } 1584 1585 /* 1586 * Prints out raw parameter using given format. Caller needs 1587 * to do byte swapping if needed. 1588 */ 1589 static void 1590 print_raw_param(const char *fmt, abi_long param, int last) 1591 { 1592 char format[64]; 1593 1594 (void) snprintf(format, sizeof (format), "%s%s", fmt, get_comma(last)); 1595 qemu_log(format, param); 1596 } 1597 1598 static void 1599 print_pointer(abi_long p, int last) 1600 { 1601 if (p == 0) 1602 qemu_log("NULL%s", get_comma(last)); 1603 else 1604 qemu_log("0x" TARGET_ABI_FMT_lx "%s", p, get_comma(last)); 1605 } 1606 1607 /* 1608 * Reads 32-bit (int) number from guest address space from 1609 * address 'addr' and prints it. 1610 */ 1611 static void 1612 print_number(abi_long addr, int last) 1613 { 1614 if (addr == 0) { 1615 qemu_log("NULL%s", get_comma(last)); 1616 } else { 1617 int num; 1618 1619 get_user_s32(num, addr); 1620 qemu_log("[%d]%s", num, get_comma(last)); 1621 } 1622 } 1623 1624 static void 1625 print_timeval(abi_ulong tv_addr, int last) 1626 { 1627 if( tv_addr ) { 1628 struct target_timeval *tv; 1629 1630 tv = lock_user(VERIFY_READ, tv_addr, sizeof(*tv), 1); 1631 if (!tv) { 1632 print_pointer(tv_addr, last); 1633 return; 1634 } 1635 qemu_log("{tv_sec = " TARGET_ABI_FMT_ld 1636 ",tv_usec = " TARGET_ABI_FMT_ld "}%s", 1637 tswapal(tv->tv_sec), tswapal(tv->tv_usec), get_comma(last)); 1638 unlock_user(tv, tv_addr, 0); 1639 } else 1640 qemu_log("NULL%s", get_comma(last)); 1641 } 1642 1643 static void 1644 print_timespec(abi_ulong ts_addr, int last) 1645 { 1646 if (ts_addr) { 1647 struct target_timespec *ts; 1648 1649 ts = lock_user(VERIFY_READ, ts_addr, sizeof(*ts), 1); 1650 if (!ts) { 1651 print_pointer(ts_addr, last); 1652 return; 1653 } 1654 qemu_log("{tv_sec = " TARGET_ABI_FMT_ld 1655 ",tv_nsec = " TARGET_ABI_FMT_ld "}%s", 1656 tswapal(ts->tv_sec), tswapal(ts->tv_nsec), get_comma(last)); 1657 unlock_user(ts, ts_addr, 0); 1658 } else { 1659 qemu_log("NULL%s", get_comma(last)); 1660 } 1661 } 1662 1663 static void 1664 print_timezone(abi_ulong tz_addr, int last) 1665 { 1666 if (tz_addr) { 1667 struct target_timezone *tz; 1668 1669 tz = lock_user(VERIFY_READ, tz_addr, sizeof(*tz), 1); 1670 if (!tz) { 1671 print_pointer(tz_addr, last); 1672 return; 1673 } 1674 qemu_log("{%d,%d}%s", tswap32(tz->tz_minuteswest), 1675 tswap32(tz->tz_dsttime), get_comma(last)); 1676 unlock_user(tz, tz_addr, 0); 1677 } else { 1678 qemu_log("NULL%s", get_comma(last)); 1679 } 1680 } 1681 1682 static void 1683 print_itimerval(abi_ulong it_addr, int last) 1684 { 1685 if (it_addr) { 1686 qemu_log("{it_interval="); 1687 print_timeval(it_addr + 1688 offsetof(struct target_itimerval, it_interval), 0); 1689 qemu_log("it_value="); 1690 print_timeval(it_addr + 1691 offsetof(struct target_itimerval, it_value), 0); 1692 qemu_log("}%s", get_comma(last)); 1693 } else { 1694 qemu_log("NULL%s", get_comma(last)); 1695 } 1696 } 1697 1698 void 1699 print_termios(void *arg) 1700 { 1701 const struct target_termios *target = arg; 1702 1703 target_tcflag_t iflags = tswap32(target->c_iflag); 1704 target_tcflag_t oflags = tswap32(target->c_oflag); 1705 target_tcflag_t cflags = tswap32(target->c_cflag); 1706 target_tcflag_t lflags = tswap32(target->c_lflag); 1707 1708 qemu_log("{"); 1709 1710 qemu_log("c_iflag = "); 1711 print_flags(termios_iflags, iflags, 0); 1712 1713 qemu_log("c_oflag = "); 1714 target_tcflag_t oflags_clean = oflags & ~(TARGET_NLDLY | TARGET_CRDLY | 1715 TARGET_TABDLY | TARGET_BSDLY | 1716 TARGET_VTDLY | TARGET_FFDLY); 1717 print_flags(termios_oflags, oflags_clean, 0); 1718 if (oflags & TARGET_NLDLY) { 1719 print_enums(termios_oflags_NLDLY, oflags & TARGET_NLDLY, 0); 1720 } 1721 if (oflags & TARGET_CRDLY) { 1722 print_enums(termios_oflags_CRDLY, oflags & TARGET_CRDLY, 0); 1723 } 1724 if (oflags & TARGET_TABDLY) { 1725 print_enums(termios_oflags_TABDLY, oflags & TARGET_TABDLY, 0); 1726 } 1727 if (oflags & TARGET_BSDLY) { 1728 print_enums(termios_oflags_BSDLY, oflags & TARGET_BSDLY, 0); 1729 } 1730 if (oflags & TARGET_VTDLY) { 1731 print_enums(termios_oflags_VTDLY, oflags & TARGET_VTDLY, 0); 1732 } 1733 if (oflags & TARGET_FFDLY) { 1734 print_enums(termios_oflags_FFDLY, oflags & TARGET_FFDLY, 0); 1735 } 1736 1737 qemu_log("c_cflag = "); 1738 if (cflags & TARGET_CBAUD) { 1739 print_enums(termios_cflags_CBAUD, cflags & TARGET_CBAUD, 0); 1740 } 1741 if (cflags & TARGET_CSIZE) { 1742 print_enums(termios_cflags_CSIZE, cflags & TARGET_CSIZE, 0); 1743 } 1744 target_tcflag_t cflags_clean = cflags & ~(TARGET_CBAUD | TARGET_CSIZE); 1745 print_flags(termios_cflags, cflags_clean, 0); 1746 1747 qemu_log("c_lflag = "); 1748 print_flags(termios_lflags, lflags, 0); 1749 1750 qemu_log("c_cc = "); 1751 qemu_log("\"%s\",", target->c_cc); 1752 1753 qemu_log("c_line = "); 1754 print_raw_param("\'%c\'", target->c_line, 1); 1755 1756 qemu_log("}"); 1757 } 1758 1759 #undef UNUSED 1760 1761 #ifdef TARGET_NR_accept 1762 static void 1763 print_accept(void *cpu_env, 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 print_syscall_prologue(name); 1768 print_raw_param("%d", arg0, 0); 1769 print_pointer(arg1, 0); 1770 print_number(arg2, 1); 1771 print_syscall_epilogue(name); 1772 } 1773 #endif 1774 1775 #ifdef TARGET_NR_access 1776 static void 1777 print_access(void *cpu_env, const struct syscallname *name, 1778 abi_long arg0, abi_long arg1, abi_long arg2, 1779 abi_long arg3, abi_long arg4, abi_long arg5) 1780 { 1781 print_syscall_prologue(name); 1782 print_string(arg0, 0); 1783 print_flags(access_flags, arg1, 1); 1784 print_syscall_epilogue(name); 1785 } 1786 #endif 1787 1788 #ifdef TARGET_NR_acct 1789 static void 1790 print_acct(void *cpu_env, const struct syscallname *name, 1791 abi_long arg0, abi_long arg1, abi_long arg2, 1792 abi_long arg3, abi_long arg4, abi_long arg5) 1793 { 1794 print_syscall_prologue(name); 1795 print_string(arg0, 1); 1796 print_syscall_epilogue(name); 1797 } 1798 #endif 1799 1800 #ifdef TARGET_NR_brk 1801 static void 1802 print_brk(void *cpu_env, const struct syscallname *name, 1803 abi_long arg0, abi_long arg1, abi_long arg2, 1804 abi_long arg3, abi_long arg4, abi_long arg5) 1805 { 1806 print_syscall_prologue(name); 1807 print_pointer(arg0, 1); 1808 print_syscall_epilogue(name); 1809 } 1810 #endif 1811 1812 #ifdef TARGET_NR_chdir 1813 static void 1814 print_chdir(void *cpu_env, const struct syscallname *name, 1815 abi_long arg0, abi_long arg1, abi_long arg2, 1816 abi_long arg3, abi_long arg4, abi_long arg5) 1817 { 1818 print_syscall_prologue(name); 1819 print_string(arg0, 1); 1820 print_syscall_epilogue(name); 1821 } 1822 #endif 1823 1824 #ifdef TARGET_NR_chroot 1825 static void 1826 print_chroot(void *cpu_env, const struct syscallname *name, 1827 abi_long arg0, abi_long arg1, abi_long arg2, 1828 abi_long arg3, abi_long arg4, abi_long arg5) 1829 { 1830 print_syscall_prologue(name); 1831 print_string(arg0, 1); 1832 print_syscall_epilogue(name); 1833 } 1834 #endif 1835 1836 #ifdef TARGET_NR_chmod 1837 static void 1838 print_chmod(void *cpu_env, const struct syscallname *name, 1839 abi_long arg0, abi_long arg1, abi_long arg2, 1840 abi_long arg3, abi_long arg4, abi_long arg5) 1841 { 1842 print_syscall_prologue(name); 1843 print_string(arg0, 0); 1844 print_file_mode(arg1, 1); 1845 print_syscall_epilogue(name); 1846 } 1847 #endif 1848 1849 #if defined(TARGET_NR_chown) || defined(TARGET_NR_lchown) 1850 static void 1851 print_chown(void *cpu_env, const struct syscallname *name, 1852 abi_long arg0, abi_long arg1, abi_long arg2, 1853 abi_long arg3, abi_long arg4, abi_long arg5) 1854 { 1855 print_syscall_prologue(name); 1856 print_string(arg0, 0); 1857 print_raw_param("%d", arg1, 0); 1858 print_raw_param("%d", arg2, 1); 1859 print_syscall_epilogue(name); 1860 } 1861 #define print_lchown print_chown 1862 #endif 1863 1864 #ifdef TARGET_NR_clock_adjtime 1865 static void 1866 print_clock_adjtime(void *cpu_env, const struct syscallname *name, 1867 abi_long arg0, abi_long arg1, abi_long arg2, 1868 abi_long arg3, abi_long arg4, abi_long arg5) 1869 { 1870 print_syscall_prologue(name); 1871 print_enums(clockids, arg0, 0); 1872 print_pointer(arg1, 1); 1873 print_syscall_epilogue(name); 1874 } 1875 #endif 1876 1877 #ifdef TARGET_NR_clone 1878 static void do_print_clone(unsigned int flags, abi_ulong newsp, 1879 abi_ulong parent_tidptr, target_ulong newtls, 1880 abi_ulong child_tidptr) 1881 { 1882 print_flags(clone_flags, flags, 0); 1883 print_raw_param("child_stack=0x" TARGET_ABI_FMT_lx, newsp, 0); 1884 print_raw_param("parent_tidptr=0x" TARGET_ABI_FMT_lx, parent_tidptr, 0); 1885 print_raw_param("tls=0x" TARGET_ABI_FMT_lx, newtls, 0); 1886 print_raw_param("child_tidptr=0x" TARGET_ABI_FMT_lx, child_tidptr, 1); 1887 } 1888 1889 static void 1890 print_clone(void *cpu_env, const struct syscallname *name, 1891 abi_long arg1, abi_long arg2, abi_long arg3, 1892 abi_long arg4, abi_long arg5, abi_long arg6) 1893 { 1894 print_syscall_prologue(name); 1895 #if defined(TARGET_MICROBLAZE) 1896 do_print_clone(arg1, arg2, arg4, arg6, arg5); 1897 #elif defined(TARGET_CLONE_BACKWARDS) 1898 do_print_clone(arg1, arg2, arg3, arg4, arg5); 1899 #elif defined(TARGET_CLONE_BACKWARDS2) 1900 do_print_clone(arg2, arg1, arg3, arg5, arg4); 1901 #else 1902 do_print_clone(arg1, arg2, arg3, arg5, arg4); 1903 #endif 1904 print_syscall_epilogue(name); 1905 } 1906 #endif 1907 1908 #ifdef TARGET_NR_creat 1909 static void 1910 print_creat(void *cpu_env, const struct syscallname *name, 1911 abi_long arg0, abi_long arg1, abi_long arg2, 1912 abi_long arg3, abi_long arg4, abi_long arg5) 1913 { 1914 print_syscall_prologue(name); 1915 print_string(arg0, 0); 1916 print_file_mode(arg1, 1); 1917 print_syscall_epilogue(name); 1918 } 1919 #endif 1920 1921 #ifdef TARGET_NR_execv 1922 static void 1923 print_execv(void *cpu_env, const struct syscallname *name, 1924 abi_long arg0, abi_long arg1, abi_long arg2, 1925 abi_long arg3, abi_long arg4, abi_long arg5) 1926 { 1927 print_syscall_prologue(name); 1928 print_string(arg0, 0); 1929 print_raw_param("0x" TARGET_ABI_FMT_lx, arg1, 1); 1930 print_syscall_epilogue(name); 1931 } 1932 #endif 1933 1934 #ifdef TARGET_NR_faccessat 1935 static void 1936 print_faccessat(void *cpu_env, const struct syscallname *name, 1937 abi_long arg0, abi_long arg1, abi_long arg2, 1938 abi_long arg3, abi_long arg4, abi_long arg5) 1939 { 1940 print_syscall_prologue(name); 1941 print_at_dirfd(arg0, 0); 1942 print_string(arg1, 0); 1943 print_flags(access_flags, arg2, 0); 1944 print_flags(at_file_flags, arg3, 1); 1945 print_syscall_epilogue(name); 1946 } 1947 #endif 1948 1949 #ifdef TARGET_NR_fallocate 1950 static void 1951 print_fallocate(void *cpu_env, const struct syscallname *name, 1952 abi_long arg0, abi_long arg1, abi_long arg2, 1953 abi_long arg3, abi_long arg4, abi_long arg5) 1954 { 1955 print_syscall_prologue(name); 1956 print_raw_param("%d", arg0, 0); 1957 print_flags(falloc_flags, arg1, 0); 1958 #if TARGET_ABI_BITS == 32 1959 print_raw_param("%" PRIu64, target_offset64(arg2, arg3), 0); 1960 print_raw_param("%" PRIu64, target_offset64(arg4, arg5), 1); 1961 #else 1962 print_raw_param(TARGET_ABI_FMT_ld, arg2, 0); 1963 print_raw_param(TARGET_ABI_FMT_ld, arg3, 1); 1964 #endif 1965 print_syscall_epilogue(name); 1966 } 1967 #endif 1968 1969 #ifdef TARGET_NR_fchmodat 1970 static void 1971 print_fchmodat(void *cpu_env, const struct syscallname *name, 1972 abi_long arg0, abi_long arg1, abi_long arg2, 1973 abi_long arg3, abi_long arg4, abi_long arg5) 1974 { 1975 print_syscall_prologue(name); 1976 print_at_dirfd(arg0, 0); 1977 print_string(arg1, 0); 1978 print_file_mode(arg2, 0); 1979 print_flags(at_file_flags, arg3, 1); 1980 print_syscall_epilogue(name); 1981 } 1982 #endif 1983 1984 #ifdef TARGET_NR_fchownat 1985 static void 1986 print_fchownat(void *cpu_env, const struct syscallname *name, 1987 abi_long arg0, abi_long arg1, abi_long arg2, 1988 abi_long arg3, abi_long arg4, abi_long arg5) 1989 { 1990 print_syscall_prologue(name); 1991 print_at_dirfd(arg0, 0); 1992 print_string(arg1, 0); 1993 print_raw_param("%d", arg2, 0); 1994 print_raw_param("%d", arg3, 0); 1995 print_flags(at_file_flags, arg4, 1); 1996 print_syscall_epilogue(name); 1997 } 1998 #endif 1999 2000 #if defined(TARGET_NR_fcntl) || defined(TARGET_NR_fcntl64) 2001 static void 2002 print_fcntl(void *cpu_env, 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_raw_param("%d", arg0, 0); 2008 switch(arg1) { 2009 case TARGET_F_DUPFD: 2010 qemu_log("F_DUPFD,"); 2011 print_raw_param(TARGET_ABI_FMT_ld, arg2, 1); 2012 break; 2013 case TARGET_F_GETFD: 2014 qemu_log("F_GETFD"); 2015 break; 2016 case TARGET_F_SETFD: 2017 qemu_log("F_SETFD,"); 2018 print_raw_param(TARGET_ABI_FMT_ld, arg2, 1); 2019 break; 2020 case TARGET_F_GETFL: 2021 qemu_log("F_GETFL"); 2022 break; 2023 case TARGET_F_SETFL: 2024 qemu_log("F_SETFL,"); 2025 print_open_flags(arg2, 1); 2026 break; 2027 case TARGET_F_GETLK: 2028 qemu_log("F_GETLK,"); 2029 print_pointer(arg2, 1); 2030 break; 2031 case TARGET_F_SETLK: 2032 qemu_log("F_SETLK,"); 2033 print_pointer(arg2, 1); 2034 break; 2035 case TARGET_F_SETLKW: 2036 qemu_log("F_SETLKW,"); 2037 print_pointer(arg2, 1); 2038 break; 2039 case TARGET_F_GETOWN: 2040 qemu_log("F_GETOWN"); 2041 break; 2042 case TARGET_F_SETOWN: 2043 qemu_log("F_SETOWN,"); 2044 print_raw_param(TARGET_ABI_FMT_ld, arg2, 0); 2045 break; 2046 case TARGET_F_GETSIG: 2047 qemu_log("F_GETSIG"); 2048 break; 2049 case TARGET_F_SETSIG: 2050 qemu_log("F_SETSIG,"); 2051 print_raw_param(TARGET_ABI_FMT_ld, arg2, 0); 2052 break; 2053 #if TARGET_ABI_BITS == 32 2054 case TARGET_F_GETLK64: 2055 qemu_log("F_GETLK64,"); 2056 print_pointer(arg2, 1); 2057 break; 2058 case TARGET_F_SETLK64: 2059 qemu_log("F_SETLK64,"); 2060 print_pointer(arg2, 1); 2061 break; 2062 case TARGET_F_SETLKW64: 2063 qemu_log("F_SETLKW64,"); 2064 print_pointer(arg2, 1); 2065 break; 2066 #endif 2067 case TARGET_F_OFD_GETLK: 2068 qemu_log("F_OFD_GETLK,"); 2069 print_pointer(arg2, 1); 2070 break; 2071 case TARGET_F_OFD_SETLK: 2072 qemu_log("F_OFD_SETLK,"); 2073 print_pointer(arg2, 1); 2074 break; 2075 case TARGET_F_OFD_SETLKW: 2076 qemu_log("F_OFD_SETLKW,"); 2077 print_pointer(arg2, 1); 2078 break; 2079 case TARGET_F_SETLEASE: 2080 qemu_log("F_SETLEASE,"); 2081 print_raw_param(TARGET_ABI_FMT_ld, arg2, 1); 2082 break; 2083 case TARGET_F_GETLEASE: 2084 qemu_log("F_GETLEASE"); 2085 break; 2086 #ifdef F_DUPFD_CLOEXEC 2087 case TARGET_F_DUPFD_CLOEXEC: 2088 qemu_log("F_DUPFD_CLOEXEC,"); 2089 print_raw_param(TARGET_ABI_FMT_ld, arg2, 1); 2090 break; 2091 #endif 2092 case TARGET_F_NOTIFY: 2093 qemu_log("F_NOTIFY,"); 2094 print_raw_param(TARGET_ABI_FMT_ld, arg2, 1); 2095 break; 2096 #ifdef F_GETOWN_EX 2097 case TARGET_F_GETOWN_EX: 2098 qemu_log("F_GETOWN_EX,"); 2099 print_pointer(arg2, 1); 2100 break; 2101 #endif 2102 #ifdef F_SETOWN_EX 2103 case TARGET_F_SETOWN_EX: 2104 qemu_log("F_SETOWN_EX,"); 2105 print_pointer(arg2, 1); 2106 break; 2107 #endif 2108 #ifdef F_SETPIPE_SZ 2109 case TARGET_F_SETPIPE_SZ: 2110 qemu_log("F_SETPIPE_SZ,"); 2111 print_raw_param(TARGET_ABI_FMT_ld, arg2, 1); 2112 break; 2113 case TARGET_F_GETPIPE_SZ: 2114 qemu_log("F_GETPIPE_SZ"); 2115 break; 2116 #endif 2117 #ifdef F_ADD_SEALS 2118 case TARGET_F_ADD_SEALS: 2119 qemu_log("F_ADD_SEALS,"); 2120 print_raw_param("0x"TARGET_ABI_FMT_lx, arg2, 1); 2121 break; 2122 case TARGET_F_GET_SEALS: 2123 qemu_log("F_GET_SEALS"); 2124 break; 2125 #endif 2126 default: 2127 print_raw_param(TARGET_ABI_FMT_ld, arg1, 0); 2128 print_pointer(arg2, 1); 2129 break; 2130 } 2131 print_syscall_epilogue(name); 2132 } 2133 #define print_fcntl64 print_fcntl 2134 #endif 2135 2136 #ifdef TARGET_NR_fgetxattr 2137 static void 2138 print_fgetxattr(void *cpu_env, const struct syscallname *name, 2139 abi_long arg0, abi_long arg1, abi_long arg2, 2140 abi_long arg3, abi_long arg4, abi_long arg5) 2141 { 2142 print_syscall_prologue(name); 2143 print_raw_param("%d", arg0, 0); 2144 print_string(arg1, 0); 2145 print_pointer(arg2, 0); 2146 print_raw_param(TARGET_FMT_lu, arg3, 1); 2147 print_syscall_epilogue(name); 2148 } 2149 #endif 2150 2151 #ifdef TARGET_NR_flistxattr 2152 static void 2153 print_flistxattr(void *cpu_env, const struct syscallname *name, 2154 abi_long arg0, abi_long arg1, abi_long arg2, 2155 abi_long arg3, abi_long arg4, abi_long arg5) 2156 { 2157 print_syscall_prologue(name); 2158 print_raw_param("%d", arg0, 0); 2159 print_pointer(arg1, 0); 2160 print_raw_param(TARGET_FMT_lu, arg2, 1); 2161 print_syscall_epilogue(name); 2162 } 2163 #endif 2164 2165 #if defined(TARGET_NR_getxattr) || defined(TARGET_NR_lgetxattr) 2166 static void 2167 print_getxattr(void *cpu_env, const struct syscallname *name, 2168 abi_long arg0, abi_long arg1, abi_long arg2, 2169 abi_long arg3, abi_long arg4, abi_long arg5) 2170 { 2171 print_syscall_prologue(name); 2172 print_string(arg0, 0); 2173 print_string(arg1, 0); 2174 print_pointer(arg2, 0); 2175 print_raw_param(TARGET_FMT_lu, arg3, 1); 2176 print_syscall_epilogue(name); 2177 } 2178 #define print_lgetxattr print_getxattr 2179 #endif 2180 2181 #if defined(TARGET_NR_listxattr) || defined(TARGET_NR_llistxattr) 2182 static void 2183 print_listxattr(void *cpu_env, const struct syscallname *name, 2184 abi_long arg0, abi_long arg1, abi_long arg2, 2185 abi_long arg3, abi_long arg4, abi_long arg5) 2186 { 2187 print_syscall_prologue(name); 2188 print_string(arg0, 0); 2189 print_pointer(arg1, 0); 2190 print_raw_param(TARGET_FMT_lu, arg2, 1); 2191 print_syscall_epilogue(name); 2192 } 2193 #define print_llistxattr print_listxattr 2194 #endif 2195 2196 #if defined(TARGET_NR_fremovexattr) 2197 static void 2198 print_fremovexattr(void *cpu_env, const struct syscallname *name, 2199 abi_long arg0, abi_long arg1, abi_long arg2, 2200 abi_long arg3, abi_long arg4, abi_long arg5) 2201 { 2202 print_syscall_prologue(name); 2203 print_raw_param("%d", arg0, 0); 2204 print_string(arg1, 1); 2205 print_syscall_epilogue(name); 2206 } 2207 #endif 2208 2209 #if defined(TARGET_NR_removexattr) || defined(TARGET_NR_lremovexattr) 2210 static void 2211 print_removexattr(void *cpu_env, const struct syscallname *name, 2212 abi_long arg0, abi_long arg1, abi_long arg2, 2213 abi_long arg3, abi_long arg4, abi_long arg5) 2214 { 2215 print_syscall_prologue(name); 2216 print_string(arg0, 0); 2217 print_string(arg1, 1); 2218 print_syscall_epilogue(name); 2219 } 2220 #define print_lremovexattr print_removexattr 2221 #endif 2222 2223 #ifdef TARGET_NR_futimesat 2224 static void 2225 print_futimesat(void *cpu_env, const struct syscallname *name, 2226 abi_long arg0, abi_long arg1, abi_long arg2, 2227 abi_long arg3, abi_long arg4, abi_long arg5) 2228 { 2229 print_syscall_prologue(name); 2230 print_at_dirfd(arg0, 0); 2231 print_string(arg1, 0); 2232 print_timeval(arg2, 0); 2233 print_timeval(arg2 + sizeof (struct target_timeval), 1); 2234 print_syscall_epilogue(name); 2235 } 2236 #endif 2237 2238 #ifdef TARGET_NR_gettimeofday 2239 static void 2240 print_gettimeofday(void *cpu_env, const struct syscallname *name, 2241 abi_long arg0, abi_long arg1, abi_long arg2, 2242 abi_long arg3, abi_long arg4, abi_long arg5) 2243 { 2244 print_syscall_prologue(name); 2245 print_pointer(arg0, 0); 2246 print_pointer(arg1, 1); 2247 print_syscall_epilogue(name); 2248 } 2249 #endif 2250 2251 #ifdef TARGET_NR_settimeofday 2252 static void 2253 print_settimeofday(void *cpu_env, const struct syscallname *name, 2254 abi_long arg0, abi_long arg1, abi_long arg2, 2255 abi_long arg3, abi_long arg4, abi_long arg5) 2256 { 2257 print_syscall_prologue(name); 2258 print_timeval(arg0, 0); 2259 print_timezone(arg1, 1); 2260 print_syscall_epilogue(name); 2261 } 2262 #endif 2263 2264 #if defined(TARGET_NR_clock_gettime) || defined(TARGET_NR_clock_getres) 2265 static void 2266 print_clock_gettime(void *cpu_env, const struct syscallname *name, 2267 abi_long arg0, abi_long arg1, abi_long arg2, 2268 abi_long arg3, abi_long arg4, abi_long arg5) 2269 { 2270 print_syscall_prologue(name); 2271 print_enums(clockids, arg0, 0); 2272 print_pointer(arg1, 1); 2273 print_syscall_epilogue(name); 2274 } 2275 #define print_clock_getres print_clock_gettime 2276 #endif 2277 2278 #ifdef TARGET_NR_clock_settime 2279 static void 2280 print_clock_settime(void *cpu_env, const struct syscallname *name, 2281 abi_long arg0, abi_long arg1, abi_long arg2, 2282 abi_long arg3, abi_long arg4, abi_long arg5) 2283 { 2284 print_syscall_prologue(name); 2285 print_enums(clockids, arg0, 0); 2286 print_timespec(arg1, 1); 2287 print_syscall_epilogue(name); 2288 } 2289 #endif 2290 2291 #ifdef TARGET_NR_getitimer 2292 static void 2293 print_getitimer(void *cpu_env, const struct syscallname *name, 2294 abi_long arg0, abi_long arg1, abi_long arg2, 2295 abi_long arg3, abi_long arg4, abi_long arg5) 2296 { 2297 print_syscall_prologue(name); 2298 print_enums(itimer_types, arg0, 0); 2299 print_pointer(arg1, 1); 2300 print_syscall_epilogue(name); 2301 } 2302 #endif 2303 2304 #ifdef TARGET_NR_setitimer 2305 static void 2306 print_setitimer(void *cpu_env, const struct syscallname *name, 2307 abi_long arg0, abi_long arg1, abi_long arg2, 2308 abi_long arg3, abi_long arg4, abi_long arg5) 2309 { 2310 print_syscall_prologue(name); 2311 print_enums(itimer_types, arg0, 0); 2312 print_itimerval(arg1, 0); 2313 print_pointer(arg2, 1); 2314 print_syscall_epilogue(name); 2315 } 2316 #endif 2317 2318 #ifdef TARGET_NR_link 2319 static void 2320 print_link(void *cpu_env, const struct syscallname *name, 2321 abi_long arg0, abi_long arg1, abi_long arg2, 2322 abi_long arg3, abi_long arg4, abi_long arg5) 2323 { 2324 print_syscall_prologue(name); 2325 print_string(arg0, 0); 2326 print_string(arg1, 1); 2327 print_syscall_epilogue(name); 2328 } 2329 #endif 2330 2331 #ifdef TARGET_NR_linkat 2332 static void 2333 print_linkat(void *cpu_env, const struct syscallname *name, 2334 abi_long arg0, abi_long arg1, abi_long arg2, 2335 abi_long arg3, abi_long arg4, abi_long arg5) 2336 { 2337 print_syscall_prologue(name); 2338 print_at_dirfd(arg0, 0); 2339 print_string(arg1, 0); 2340 print_at_dirfd(arg2, 0); 2341 print_string(arg3, 0); 2342 print_flags(at_file_flags, arg4, 1); 2343 print_syscall_epilogue(name); 2344 } 2345 #endif 2346 2347 #if defined(TARGET_NR__llseek) || defined(TARGET_NR_llseek) 2348 static void 2349 print__llseek(void *cpu_env, const struct syscallname *name, 2350 abi_long arg0, abi_long arg1, abi_long arg2, 2351 abi_long arg3, abi_long arg4, abi_long arg5) 2352 { 2353 const char *whence = "UNKNOWN"; 2354 print_syscall_prologue(name); 2355 print_raw_param("%d", arg0, 0); 2356 print_raw_param("%ld", arg1, 0); 2357 print_raw_param("%ld", arg2, 0); 2358 print_pointer(arg3, 0); 2359 switch(arg4) { 2360 case SEEK_SET: whence = "SEEK_SET"; break; 2361 case SEEK_CUR: whence = "SEEK_CUR"; break; 2362 case SEEK_END: whence = "SEEK_END"; break; 2363 } 2364 qemu_log("%s", whence); 2365 print_syscall_epilogue(name); 2366 } 2367 #define print_llseek print__llseek 2368 #endif 2369 2370 #ifdef TARGET_NR_lseek 2371 static void 2372 print_lseek(void *cpu_env, const struct syscallname *name, 2373 abi_long arg0, abi_long arg1, abi_long arg2, 2374 abi_long arg3, abi_long arg4, abi_long arg5) 2375 { 2376 print_syscall_prologue(name); 2377 print_raw_param("%d", arg0, 0); 2378 print_raw_param(TARGET_ABI_FMT_ld, arg1, 0); 2379 switch (arg2) { 2380 case SEEK_SET: 2381 qemu_log("SEEK_SET"); break; 2382 case SEEK_CUR: 2383 qemu_log("SEEK_CUR"); break; 2384 case SEEK_END: 2385 qemu_log("SEEK_END"); break; 2386 #ifdef SEEK_DATA 2387 case SEEK_DATA: 2388 qemu_log("SEEK_DATA"); break; 2389 #endif 2390 #ifdef SEEK_HOLE 2391 case SEEK_HOLE: 2392 qemu_log("SEEK_HOLE"); break; 2393 #endif 2394 default: 2395 print_raw_param("%#x", arg2, 1); 2396 } 2397 print_syscall_epilogue(name); 2398 } 2399 #endif 2400 2401 #ifdef TARGET_NR_truncate 2402 static void 2403 print_truncate(void *cpu_env, const struct syscallname *name, 2404 abi_long arg0, abi_long arg1, abi_long arg2, 2405 abi_long arg3, abi_long arg4, abi_long arg5) 2406 { 2407 print_syscall_prologue(name); 2408 print_string(arg0, 0); 2409 print_raw_param(TARGET_ABI_FMT_ld, arg1, 1); 2410 print_syscall_epilogue(name); 2411 } 2412 #endif 2413 2414 #ifdef TARGET_NR_truncate64 2415 static void 2416 print_truncate64(void *cpu_env, const struct syscallname *name, 2417 abi_long arg0, abi_long arg1, abi_long arg2, 2418 abi_long arg3, abi_long arg4, abi_long arg5) 2419 { 2420 print_syscall_prologue(name); 2421 print_string(arg0, 0); 2422 if (regpairs_aligned(cpu_env, TARGET_NR_truncate64)) { 2423 arg1 = arg2; 2424 arg2 = arg3; 2425 } 2426 print_raw_param("%" PRIu64, target_offset64(arg1, arg2), 1); 2427 print_syscall_epilogue(name); 2428 } 2429 #endif 2430 2431 #ifdef TARGET_NR_ftruncate64 2432 static void 2433 print_ftruncate64(void *cpu_env, const struct syscallname *name, 2434 abi_long arg0, abi_long arg1, abi_long arg2, 2435 abi_long arg3, abi_long arg4, abi_long arg5) 2436 { 2437 print_syscall_prologue(name); 2438 print_raw_param("%d", arg0, 0); 2439 if (regpairs_aligned(cpu_env, TARGET_NR_ftruncate64)) { 2440 arg1 = arg2; 2441 arg2 = arg3; 2442 } 2443 print_raw_param("%" PRIu64, target_offset64(arg1, arg2), 1); 2444 print_syscall_epilogue(name); 2445 } 2446 #endif 2447 2448 #ifdef TARGET_NR_mlockall 2449 static void 2450 print_mlockall(void *cpu_env, const struct syscallname *name, 2451 abi_long arg0, abi_long arg1, abi_long arg2, 2452 abi_long arg3, abi_long arg4, abi_long arg5) 2453 { 2454 print_syscall_prologue(name); 2455 print_flags(mlockall_flags, arg0, 1); 2456 print_syscall_epilogue(name); 2457 } 2458 #endif 2459 2460 #if defined(TARGET_NR_socket) 2461 static void 2462 print_socket(void *cpu_env, const struct syscallname *name, 2463 abi_long arg0, abi_long arg1, abi_long arg2, 2464 abi_long arg3, abi_long arg4, abi_long arg5) 2465 { 2466 abi_ulong domain = arg0, type = arg1, protocol = arg2; 2467 2468 print_syscall_prologue(name); 2469 print_socket_domain(domain); 2470 qemu_log(","); 2471 print_socket_type(type); 2472 qemu_log(","); 2473 if (domain == AF_PACKET || 2474 (domain == AF_INET && type == TARGET_SOCK_PACKET)) { 2475 protocol = tswap16(protocol); 2476 } 2477 print_socket_protocol(domain, type, protocol); 2478 print_syscall_epilogue(name); 2479 } 2480 2481 #endif 2482 2483 #if defined(TARGET_NR_socketcall) || defined(TARGET_NR_bind) 2484 2485 static void print_sockfd(abi_long sockfd, int last) 2486 { 2487 print_raw_param(TARGET_ABI_FMT_ld, sockfd, last); 2488 } 2489 2490 #endif 2491 2492 #if defined(TARGET_NR_socketcall) 2493 2494 #define get_user_ualx(x, gaddr, idx) \ 2495 get_user_ual(x, (gaddr) + (idx) * sizeof(abi_long)) 2496 2497 static void do_print_socket(const char *name, abi_long arg1) 2498 { 2499 abi_ulong domain, type, protocol; 2500 2501 get_user_ualx(domain, arg1, 0); 2502 get_user_ualx(type, arg1, 1); 2503 get_user_ualx(protocol, arg1, 2); 2504 qemu_log("%s(", name); 2505 print_socket_domain(domain); 2506 qemu_log(","); 2507 print_socket_type(type); 2508 qemu_log(","); 2509 if (domain == AF_PACKET || 2510 (domain == AF_INET && type == TARGET_SOCK_PACKET)) { 2511 protocol = tswap16(protocol); 2512 } 2513 print_socket_protocol(domain, type, protocol); 2514 qemu_log(")"); 2515 } 2516 2517 static void do_print_sockaddr(const char *name, abi_long arg1) 2518 { 2519 abi_ulong sockfd, addr, addrlen; 2520 2521 get_user_ualx(sockfd, arg1, 0); 2522 get_user_ualx(addr, arg1, 1); 2523 get_user_ualx(addrlen, arg1, 2); 2524 2525 qemu_log("%s(", name); 2526 print_sockfd(sockfd, 0); 2527 print_sockaddr(addr, addrlen, 0); 2528 qemu_log(")"); 2529 } 2530 2531 static void do_print_listen(const char *name, abi_long arg1) 2532 { 2533 abi_ulong sockfd, backlog; 2534 2535 get_user_ualx(sockfd, arg1, 0); 2536 get_user_ualx(backlog, arg1, 1); 2537 2538 qemu_log("%s(", name); 2539 print_sockfd(sockfd, 0); 2540 print_raw_param(TARGET_ABI_FMT_ld, backlog, 1); 2541 qemu_log(")"); 2542 } 2543 2544 static void do_print_socketpair(const char *name, abi_long arg1) 2545 { 2546 abi_ulong domain, type, protocol, tab; 2547 2548 get_user_ualx(domain, arg1, 0); 2549 get_user_ualx(type, arg1, 1); 2550 get_user_ualx(protocol, arg1, 2); 2551 get_user_ualx(tab, arg1, 3); 2552 2553 qemu_log("%s(", name); 2554 print_socket_domain(domain); 2555 qemu_log(","); 2556 print_socket_type(type); 2557 qemu_log(","); 2558 print_socket_protocol(domain, type, protocol); 2559 qemu_log(","); 2560 print_raw_param(TARGET_ABI_FMT_lx, tab, 1); 2561 qemu_log(")"); 2562 } 2563 2564 static void do_print_sendrecv(const char *name, abi_long arg1) 2565 { 2566 abi_ulong sockfd, msg, len, flags; 2567 2568 get_user_ualx(sockfd, arg1, 0); 2569 get_user_ualx(msg, arg1, 1); 2570 get_user_ualx(len, arg1, 2); 2571 get_user_ualx(flags, arg1, 3); 2572 2573 qemu_log("%s(", name); 2574 print_sockfd(sockfd, 0); 2575 print_buf(msg, len, 0); 2576 print_raw_param(TARGET_ABI_FMT_ld, len, 0); 2577 print_flags(msg_flags, flags, 1); 2578 qemu_log(")"); 2579 } 2580 2581 static void do_print_msgaddr(const char *name, abi_long arg1) 2582 { 2583 abi_ulong sockfd, msg, len, flags, addr, addrlen; 2584 2585 get_user_ualx(sockfd, arg1, 0); 2586 get_user_ualx(msg, arg1, 1); 2587 get_user_ualx(len, arg1, 2); 2588 get_user_ualx(flags, arg1, 3); 2589 get_user_ualx(addr, arg1, 4); 2590 get_user_ualx(addrlen, arg1, 5); 2591 2592 qemu_log("%s(", name); 2593 print_sockfd(sockfd, 0); 2594 print_buf(msg, len, 0); 2595 print_raw_param(TARGET_ABI_FMT_ld, len, 0); 2596 print_flags(msg_flags, flags, 0); 2597 print_sockaddr(addr, addrlen, 0); 2598 qemu_log(")"); 2599 } 2600 2601 static void do_print_shutdown(const char *name, abi_long arg1) 2602 { 2603 abi_ulong sockfd, how; 2604 2605 get_user_ualx(sockfd, arg1, 0); 2606 get_user_ualx(how, arg1, 1); 2607 2608 qemu_log("shutdown("); 2609 print_sockfd(sockfd, 0); 2610 switch (how) { 2611 case SHUT_RD: 2612 qemu_log("SHUT_RD"); 2613 break; 2614 case SHUT_WR: 2615 qemu_log("SHUT_WR"); 2616 break; 2617 case SHUT_RDWR: 2618 qemu_log("SHUT_RDWR"); 2619 break; 2620 default: 2621 print_raw_param(TARGET_ABI_FMT_ld, how, 1); 2622 break; 2623 } 2624 qemu_log(")"); 2625 } 2626 2627 static void do_print_msg(const char *name, abi_long arg1) 2628 { 2629 abi_ulong sockfd, msg, flags; 2630 2631 get_user_ualx(sockfd, arg1, 0); 2632 get_user_ualx(msg, arg1, 1); 2633 get_user_ualx(flags, arg1, 2); 2634 2635 qemu_log("%s(", name); 2636 print_sockfd(sockfd, 0); 2637 print_pointer(msg, 0); 2638 print_flags(msg_flags, flags, 1); 2639 qemu_log(")"); 2640 } 2641 2642 static void do_print_sockopt(const char *name, abi_long arg1) 2643 { 2644 abi_ulong sockfd, level, optname, optval, optlen; 2645 2646 get_user_ualx(sockfd, arg1, 0); 2647 get_user_ualx(level, arg1, 1); 2648 get_user_ualx(optname, arg1, 2); 2649 get_user_ualx(optval, arg1, 3); 2650 get_user_ualx(optlen, arg1, 4); 2651 2652 qemu_log("%s(", name); 2653 print_sockfd(sockfd, 0); 2654 switch (level) { 2655 case SOL_TCP: 2656 qemu_log("SOL_TCP,"); 2657 print_raw_param(TARGET_ABI_FMT_ld, optname, 0); 2658 print_pointer(optval, 0); 2659 break; 2660 case SOL_UDP: 2661 qemu_log("SOL_UDP,"); 2662 print_raw_param(TARGET_ABI_FMT_ld, optname, 0); 2663 print_pointer(optval, 0); 2664 break; 2665 case SOL_IP: 2666 qemu_log("SOL_IP,"); 2667 print_raw_param(TARGET_ABI_FMT_ld, optname, 0); 2668 print_pointer(optval, 0); 2669 break; 2670 case SOL_RAW: 2671 qemu_log("SOL_RAW,"); 2672 print_raw_param(TARGET_ABI_FMT_ld, optname, 0); 2673 print_pointer(optval, 0); 2674 break; 2675 case TARGET_SOL_SOCKET: 2676 qemu_log("SOL_SOCKET,"); 2677 switch (optname) { 2678 case TARGET_SO_DEBUG: 2679 qemu_log("SO_DEBUG,"); 2680 print_optint: 2681 print_number(optval, 0); 2682 break; 2683 case TARGET_SO_REUSEADDR: 2684 qemu_log("SO_REUSEADDR,"); 2685 goto print_optint; 2686 case TARGET_SO_REUSEPORT: 2687 qemu_log("SO_REUSEPORT,"); 2688 goto print_optint; 2689 case TARGET_SO_TYPE: 2690 qemu_log("SO_TYPE,"); 2691 goto print_optint; 2692 case TARGET_SO_ERROR: 2693 qemu_log("SO_ERROR,"); 2694 goto print_optint; 2695 case TARGET_SO_DONTROUTE: 2696 qemu_log("SO_DONTROUTE,"); 2697 goto print_optint; 2698 case TARGET_SO_BROADCAST: 2699 qemu_log("SO_BROADCAST,"); 2700 goto print_optint; 2701 case TARGET_SO_SNDBUF: 2702 qemu_log("SO_SNDBUF,"); 2703 goto print_optint; 2704 case TARGET_SO_RCVBUF: 2705 qemu_log("SO_RCVBUF,"); 2706 goto print_optint; 2707 case TARGET_SO_KEEPALIVE: 2708 qemu_log("SO_KEEPALIVE,"); 2709 goto print_optint; 2710 case TARGET_SO_OOBINLINE: 2711 qemu_log("SO_OOBINLINE,"); 2712 goto print_optint; 2713 case TARGET_SO_NO_CHECK: 2714 qemu_log("SO_NO_CHECK,"); 2715 goto print_optint; 2716 case TARGET_SO_PRIORITY: 2717 qemu_log("SO_PRIORITY,"); 2718 goto print_optint; 2719 case TARGET_SO_BSDCOMPAT: 2720 qemu_log("SO_BSDCOMPAT,"); 2721 goto print_optint; 2722 case TARGET_SO_PASSCRED: 2723 qemu_log("SO_PASSCRED,"); 2724 goto print_optint; 2725 case TARGET_SO_TIMESTAMP: 2726 qemu_log("SO_TIMESTAMP,"); 2727 goto print_optint; 2728 case TARGET_SO_RCVLOWAT: 2729 qemu_log("SO_RCVLOWAT,"); 2730 goto print_optint; 2731 case TARGET_SO_RCVTIMEO: 2732 qemu_log("SO_RCVTIMEO,"); 2733 print_timeval(optval, 0); 2734 break; 2735 case TARGET_SO_SNDTIMEO: 2736 qemu_log("SO_SNDTIMEO,"); 2737 print_timeval(optval, 0); 2738 break; 2739 case TARGET_SO_ATTACH_FILTER: { 2740 struct target_sock_fprog *fprog; 2741 2742 qemu_log("SO_ATTACH_FILTER,"); 2743 2744 if (lock_user_struct(VERIFY_READ, fprog, optval, 0)) { 2745 struct target_sock_filter *filter; 2746 qemu_log("{"); 2747 if (lock_user_struct(VERIFY_READ, filter, 2748 tswapal(fprog->filter), 0)) { 2749 int i; 2750 for (i = 0; i < tswap16(fprog->len) - 1; i++) { 2751 qemu_log("[%d]{0x%x,%d,%d,0x%x},", 2752 i, tswap16(filter[i].code), 2753 filter[i].jt, filter[i].jf, 2754 tswap32(filter[i].k)); 2755 } 2756 qemu_log("[%d]{0x%x,%d,%d,0x%x}", 2757 i, tswap16(filter[i].code), 2758 filter[i].jt, filter[i].jf, 2759 tswap32(filter[i].k)); 2760 } else { 2761 qemu_log(TARGET_ABI_FMT_lx, tswapal(fprog->filter)); 2762 } 2763 qemu_log(",%d},", tswap16(fprog->len)); 2764 unlock_user(fprog, optval, 0); 2765 } else { 2766 print_pointer(optval, 0); 2767 } 2768 break; 2769 } 2770 default: 2771 print_raw_param(TARGET_ABI_FMT_ld, optname, 0); 2772 print_pointer(optval, 0); 2773 break; 2774 } 2775 break; 2776 case SOL_IPV6: 2777 qemu_log("SOL_IPV6,"); 2778 switch (optname) { 2779 case IPV6_MTU_DISCOVER: 2780 qemu_log("IPV6_MTU_DISCOVER,"); 2781 goto print_optint; 2782 case IPV6_MTU: 2783 qemu_log("IPV6_MTU,"); 2784 goto print_optint; 2785 case IPV6_V6ONLY: 2786 qemu_log("IPV6_V6ONLY,"); 2787 goto print_optint; 2788 case IPV6_RECVPKTINFO: 2789 qemu_log("IPV6_RECVPKTINFO,"); 2790 goto print_optint; 2791 case IPV6_UNICAST_HOPS: 2792 qemu_log("IPV6_UNICAST_HOPS,"); 2793 goto print_optint; 2794 case IPV6_MULTICAST_HOPS: 2795 qemu_log("IPV6_MULTICAST_HOPS,"); 2796 goto print_optint; 2797 case IPV6_MULTICAST_LOOP: 2798 qemu_log("IPV6_MULTICAST_LOOP,"); 2799 goto print_optint; 2800 case IPV6_RECVERR: 2801 qemu_log("IPV6_RECVERR,"); 2802 goto print_optint; 2803 case IPV6_RECVHOPLIMIT: 2804 qemu_log("IPV6_RECVHOPLIMIT,"); 2805 goto print_optint; 2806 case IPV6_2292HOPLIMIT: 2807 qemu_log("IPV6_2292HOPLIMIT,"); 2808 goto print_optint; 2809 case IPV6_CHECKSUM: 2810 qemu_log("IPV6_CHECKSUM,"); 2811 goto print_optint; 2812 case IPV6_ADDRFORM: 2813 qemu_log("IPV6_ADDRFORM,"); 2814 goto print_optint; 2815 case IPV6_2292PKTINFO: 2816 qemu_log("IPV6_2292PKTINFO,"); 2817 goto print_optint; 2818 case IPV6_RECVTCLASS: 2819 qemu_log("IPV6_RECVTCLASS,"); 2820 goto print_optint; 2821 case IPV6_RECVRTHDR: 2822 qemu_log("IPV6_RECVRTHDR,"); 2823 goto print_optint; 2824 case IPV6_2292RTHDR: 2825 qemu_log("IPV6_2292RTHDR,"); 2826 goto print_optint; 2827 case IPV6_RECVHOPOPTS: 2828 qemu_log("IPV6_RECVHOPOPTS,"); 2829 goto print_optint; 2830 case IPV6_2292HOPOPTS: 2831 qemu_log("IPV6_2292HOPOPTS,"); 2832 goto print_optint; 2833 case IPV6_RECVDSTOPTS: 2834 qemu_log("IPV6_RECVDSTOPTS,"); 2835 goto print_optint; 2836 case IPV6_2292DSTOPTS: 2837 qemu_log("IPV6_2292DSTOPTS,"); 2838 goto print_optint; 2839 case IPV6_TCLASS: 2840 qemu_log("IPV6_TCLASS,"); 2841 goto print_optint; 2842 case IPV6_ADDR_PREFERENCES: 2843 qemu_log("IPV6_ADDR_PREFERENCES,"); 2844 goto print_optint; 2845 #ifdef IPV6_RECVPATHMTU 2846 case IPV6_RECVPATHMTU: 2847 qemu_log("IPV6_RECVPATHMTU,"); 2848 goto print_optint; 2849 #endif 2850 #ifdef IPV6_TRANSPARENT 2851 case IPV6_TRANSPARENT: 2852 qemu_log("IPV6_TRANSPARENT,"); 2853 goto print_optint; 2854 #endif 2855 #ifdef IPV6_FREEBIND 2856 case IPV6_FREEBIND: 2857 qemu_log("IPV6_FREEBIND,"); 2858 goto print_optint; 2859 #endif 2860 #ifdef IPV6_RECVORIGDSTADDR 2861 case IPV6_RECVORIGDSTADDR: 2862 qemu_log("IPV6_RECVORIGDSTADDR,"); 2863 goto print_optint; 2864 #endif 2865 case IPV6_PKTINFO: 2866 qemu_log("IPV6_PKTINFO,"); 2867 print_pointer(optval, 0); 2868 break; 2869 case IPV6_ADD_MEMBERSHIP: 2870 qemu_log("IPV6_ADD_MEMBERSHIP,"); 2871 print_pointer(optval, 0); 2872 break; 2873 case IPV6_DROP_MEMBERSHIP: 2874 qemu_log("IPV6_DROP_MEMBERSHIP,"); 2875 print_pointer(optval, 0); 2876 break; 2877 default: 2878 print_raw_param(TARGET_ABI_FMT_ld, optname, 0); 2879 print_pointer(optval, 0); 2880 break; 2881 } 2882 break; 2883 default: 2884 print_raw_param(TARGET_ABI_FMT_ld, level, 0); 2885 print_raw_param(TARGET_ABI_FMT_ld, optname, 0); 2886 print_pointer(optval, 0); 2887 break; 2888 } 2889 print_raw_param(TARGET_ABI_FMT_ld, optlen, 1); 2890 qemu_log(")"); 2891 } 2892 2893 #define PRINT_SOCKOP(name, func) \ 2894 [TARGET_SYS_##name] = { #name, func } 2895 2896 static struct { 2897 const char *name; 2898 void (*print)(const char *, abi_long); 2899 } scall[] = { 2900 PRINT_SOCKOP(SOCKET, do_print_socket), 2901 PRINT_SOCKOP(BIND, do_print_sockaddr), 2902 PRINT_SOCKOP(CONNECT, do_print_sockaddr), 2903 PRINT_SOCKOP(LISTEN, do_print_listen), 2904 PRINT_SOCKOP(ACCEPT, do_print_sockaddr), 2905 PRINT_SOCKOP(GETSOCKNAME, do_print_sockaddr), 2906 PRINT_SOCKOP(GETPEERNAME, do_print_sockaddr), 2907 PRINT_SOCKOP(SOCKETPAIR, do_print_socketpair), 2908 PRINT_SOCKOP(SEND, do_print_sendrecv), 2909 PRINT_SOCKOP(RECV, do_print_sendrecv), 2910 PRINT_SOCKOP(SENDTO, do_print_msgaddr), 2911 PRINT_SOCKOP(RECVFROM, do_print_msgaddr), 2912 PRINT_SOCKOP(SHUTDOWN, do_print_shutdown), 2913 PRINT_SOCKOP(SETSOCKOPT, do_print_sockopt), 2914 PRINT_SOCKOP(GETSOCKOPT, do_print_sockopt), 2915 PRINT_SOCKOP(SENDMSG, do_print_msg), 2916 PRINT_SOCKOP(RECVMSG, do_print_msg), 2917 PRINT_SOCKOP(ACCEPT4, NULL), 2918 PRINT_SOCKOP(RECVMMSG, NULL), 2919 PRINT_SOCKOP(SENDMMSG, NULL), 2920 }; 2921 2922 static void 2923 print_socketcall(void *cpu_env, const struct syscallname *name, 2924 abi_long arg0, abi_long arg1, abi_long arg2, 2925 abi_long arg3, abi_long arg4, abi_long arg5) 2926 { 2927 if (arg0 >= 0 && arg0 < ARRAY_SIZE(scall) && scall[arg0].print) { 2928 scall[arg0].print(scall[arg0].name, arg1); 2929 return; 2930 } 2931 print_syscall_prologue(name); 2932 print_raw_param(TARGET_ABI_FMT_ld, arg0, 0); 2933 print_raw_param(TARGET_ABI_FMT_ld, arg1, 0); 2934 print_raw_param(TARGET_ABI_FMT_ld, arg2, 0); 2935 print_raw_param(TARGET_ABI_FMT_ld, arg3, 0); 2936 print_raw_param(TARGET_ABI_FMT_ld, arg4, 0); 2937 print_raw_param(TARGET_ABI_FMT_ld, arg5, 0); 2938 print_syscall_epilogue(name); 2939 } 2940 #endif 2941 2942 #if defined(TARGET_NR_bind) 2943 static void 2944 print_bind(void *cpu_env, const struct syscallname *name, 2945 abi_long arg0, abi_long arg1, abi_long arg2, 2946 abi_long arg3, abi_long arg4, abi_long arg5) 2947 { 2948 print_syscall_prologue(name); 2949 print_sockfd(arg0, 0); 2950 print_sockaddr(arg1, arg2, 1); 2951 print_syscall_epilogue(name); 2952 } 2953 #endif 2954 2955 #if defined(TARGET_NR_stat) || defined(TARGET_NR_stat64) || \ 2956 defined(TARGET_NR_lstat) || defined(TARGET_NR_lstat64) 2957 static void 2958 print_stat(void *cpu_env, const struct syscallname *name, 2959 abi_long arg0, abi_long arg1, abi_long arg2, 2960 abi_long arg3, abi_long arg4, abi_long arg5) 2961 { 2962 print_syscall_prologue(name); 2963 print_string(arg0, 0); 2964 print_pointer(arg1, 1); 2965 print_syscall_epilogue(name); 2966 } 2967 #define print_lstat print_stat 2968 #define print_stat64 print_stat 2969 #define print_lstat64 print_stat 2970 #endif 2971 2972 #if defined(TARGET_NR_fstat) || defined(TARGET_NR_fstat64) 2973 static void 2974 print_fstat(void *cpu_env, const struct syscallname *name, 2975 abi_long arg0, abi_long arg1, abi_long arg2, 2976 abi_long arg3, abi_long arg4, abi_long arg5) 2977 { 2978 print_syscall_prologue(name); 2979 print_raw_param("%d", arg0, 0); 2980 print_pointer(arg1, 1); 2981 print_syscall_epilogue(name); 2982 } 2983 #define print_fstat64 print_fstat 2984 #endif 2985 2986 #ifdef TARGET_NR_mkdir 2987 static void 2988 print_mkdir(void *cpu_env, const struct syscallname *name, 2989 abi_long arg0, abi_long arg1, abi_long arg2, 2990 abi_long arg3, abi_long arg4, abi_long arg5) 2991 { 2992 print_syscall_prologue(name); 2993 print_string(arg0, 0); 2994 print_file_mode(arg1, 1); 2995 print_syscall_epilogue(name); 2996 } 2997 #endif 2998 2999 #ifdef TARGET_NR_mkdirat 3000 static void 3001 print_mkdirat(void *cpu_env, const struct syscallname *name, 3002 abi_long arg0, abi_long arg1, abi_long arg2, 3003 abi_long arg3, abi_long arg4, abi_long arg5) 3004 { 3005 print_syscall_prologue(name); 3006 print_at_dirfd(arg0, 0); 3007 print_string(arg1, 0); 3008 print_file_mode(arg2, 1); 3009 print_syscall_epilogue(name); 3010 } 3011 #endif 3012 3013 #ifdef TARGET_NR_rmdir 3014 static void 3015 print_rmdir(void *cpu_env, const struct syscallname *name, 3016 abi_long arg0, abi_long arg1, abi_long arg2, 3017 abi_long arg3, abi_long arg4, abi_long arg5) 3018 { 3019 print_syscall_prologue(name); 3020 print_string(arg0, 0); 3021 print_syscall_epilogue(name); 3022 } 3023 #endif 3024 3025 #ifdef TARGET_NR_rt_sigaction 3026 static void 3027 print_rt_sigaction(void *cpu_env, const struct syscallname *name, 3028 abi_long arg0, abi_long arg1, abi_long arg2, 3029 abi_long arg3, abi_long arg4, abi_long arg5) 3030 { 3031 print_syscall_prologue(name); 3032 print_signal(arg0, 0); 3033 print_pointer(arg1, 0); 3034 print_pointer(arg2, 1); 3035 print_syscall_epilogue(name); 3036 } 3037 #endif 3038 3039 #ifdef TARGET_NR_rt_sigprocmask 3040 static void 3041 print_rt_sigprocmask(void *cpu_env, const struct syscallname *name, 3042 abi_long arg0, abi_long arg1, abi_long arg2, 3043 abi_long arg3, abi_long arg4, abi_long arg5) 3044 { 3045 const char *how = "UNKNOWN"; 3046 print_syscall_prologue(name); 3047 switch(arg0) { 3048 case TARGET_SIG_BLOCK: how = "SIG_BLOCK"; break; 3049 case TARGET_SIG_UNBLOCK: how = "SIG_UNBLOCK"; break; 3050 case TARGET_SIG_SETMASK: how = "SIG_SETMASK"; break; 3051 } 3052 qemu_log("%s,", how); 3053 print_pointer(arg1, 0); 3054 print_pointer(arg2, 1); 3055 print_syscall_epilogue(name); 3056 } 3057 #endif 3058 3059 #ifdef TARGET_NR_rt_sigqueueinfo 3060 static void 3061 print_rt_sigqueueinfo(void *cpu_env, const struct syscallname *name, 3062 abi_long arg0, abi_long arg1, abi_long arg2, 3063 abi_long arg3, abi_long arg4, abi_long arg5) 3064 { 3065 void *p; 3066 target_siginfo_t uinfo; 3067 3068 print_syscall_prologue(name); 3069 print_raw_param("%d", arg0, 0); 3070 print_signal(arg1, 0); 3071 p = lock_user(VERIFY_READ, arg2, sizeof(target_siginfo_t), 1); 3072 if (p) { 3073 get_target_siginfo(&uinfo, p); 3074 print_siginfo(&uinfo); 3075 3076 unlock_user(p, arg2, 0); 3077 } else { 3078 print_pointer(arg2, 1); 3079 } 3080 print_syscall_epilogue(name); 3081 } 3082 #endif 3083 3084 #ifdef TARGET_NR_rt_tgsigqueueinfo 3085 static void 3086 print_rt_tgsigqueueinfo(void *cpu_env, const struct syscallname *name, 3087 abi_long arg0, abi_long arg1, abi_long arg2, 3088 abi_long arg3, abi_long arg4, abi_long arg5) 3089 { 3090 void *p; 3091 target_siginfo_t uinfo; 3092 3093 print_syscall_prologue(name); 3094 print_raw_param("%d", arg0, 0); 3095 print_raw_param("%d", arg1, 0); 3096 print_signal(arg2, 0); 3097 p = lock_user(VERIFY_READ, arg3, sizeof(target_siginfo_t), 1); 3098 if (p) { 3099 get_target_siginfo(&uinfo, p); 3100 print_siginfo(&uinfo); 3101 3102 unlock_user(p, arg3, 0); 3103 } else { 3104 print_pointer(arg3, 1); 3105 } 3106 print_syscall_epilogue(name); 3107 } 3108 #endif 3109 3110 #ifdef TARGET_NR_syslog 3111 static void 3112 print_syslog_action(abi_ulong arg, int last) 3113 { 3114 const char *type; 3115 3116 switch (arg) { 3117 case TARGET_SYSLOG_ACTION_CLOSE: { 3118 type = "SYSLOG_ACTION_CLOSE"; 3119 break; 3120 } 3121 case TARGET_SYSLOG_ACTION_OPEN: { 3122 type = "SYSLOG_ACTION_OPEN"; 3123 break; 3124 } 3125 case TARGET_SYSLOG_ACTION_READ: { 3126 type = "SYSLOG_ACTION_READ"; 3127 break; 3128 } 3129 case TARGET_SYSLOG_ACTION_READ_ALL: { 3130 type = "SYSLOG_ACTION_READ_ALL"; 3131 break; 3132 } 3133 case TARGET_SYSLOG_ACTION_READ_CLEAR: { 3134 type = "SYSLOG_ACTION_READ_CLEAR"; 3135 break; 3136 } 3137 case TARGET_SYSLOG_ACTION_CLEAR: { 3138 type = "SYSLOG_ACTION_CLEAR"; 3139 break; 3140 } 3141 case TARGET_SYSLOG_ACTION_CONSOLE_OFF: { 3142 type = "SYSLOG_ACTION_CONSOLE_OFF"; 3143 break; 3144 } 3145 case TARGET_SYSLOG_ACTION_CONSOLE_ON: { 3146 type = "SYSLOG_ACTION_CONSOLE_ON"; 3147 break; 3148 } 3149 case TARGET_SYSLOG_ACTION_CONSOLE_LEVEL: { 3150 type = "SYSLOG_ACTION_CONSOLE_LEVEL"; 3151 break; 3152 } 3153 case TARGET_SYSLOG_ACTION_SIZE_UNREAD: { 3154 type = "SYSLOG_ACTION_SIZE_UNREAD"; 3155 break; 3156 } 3157 case TARGET_SYSLOG_ACTION_SIZE_BUFFER: { 3158 type = "SYSLOG_ACTION_SIZE_BUFFER"; 3159 break; 3160 } 3161 default: { 3162 print_raw_param("%ld", arg, last); 3163 return; 3164 } 3165 } 3166 qemu_log("%s%s", type, get_comma(last)); 3167 } 3168 3169 static void 3170 print_syslog(void *cpu_env, const struct syscallname *name, 3171 abi_long arg0, abi_long arg1, abi_long arg2, 3172 abi_long arg3, abi_long arg4, abi_long arg5) 3173 { 3174 print_syscall_prologue(name); 3175 print_syslog_action(arg0, 0); 3176 print_pointer(arg1, 0); 3177 print_raw_param("%d", arg2, 1); 3178 print_syscall_epilogue(name); 3179 } 3180 #endif 3181 3182 #ifdef TARGET_NR_mknod 3183 static void 3184 print_mknod(void *cpu_env, const struct syscallname *name, 3185 abi_long arg0, abi_long arg1, abi_long arg2, 3186 abi_long arg3, abi_long arg4, abi_long arg5) 3187 { 3188 int hasdev = (arg1 & (S_IFCHR|S_IFBLK)); 3189 3190 print_syscall_prologue(name); 3191 print_string(arg0, 0); 3192 print_file_mode(arg1, (hasdev == 0)); 3193 if (hasdev) { 3194 print_raw_param("makedev(%d", major(arg2), 0); 3195 print_raw_param("%d)", minor(arg2), 1); 3196 } 3197 print_syscall_epilogue(name); 3198 } 3199 #endif 3200 3201 #ifdef TARGET_NR_mknodat 3202 static void 3203 print_mknodat(void *cpu_env, const struct syscallname *name, 3204 abi_long arg0, abi_long arg1, abi_long arg2, 3205 abi_long arg3, abi_long arg4, abi_long arg5) 3206 { 3207 int hasdev = (arg2 & (S_IFCHR|S_IFBLK)); 3208 3209 print_syscall_prologue(name); 3210 print_at_dirfd(arg0, 0); 3211 print_string(arg1, 0); 3212 print_file_mode(arg2, (hasdev == 0)); 3213 if (hasdev) { 3214 print_raw_param("makedev(%d", major(arg3), 0); 3215 print_raw_param("%d)", minor(arg3), 1); 3216 } 3217 print_syscall_epilogue(name); 3218 } 3219 #endif 3220 3221 #ifdef TARGET_NR_mq_open 3222 static void 3223 print_mq_open(void *cpu_env, const struct syscallname *name, 3224 abi_long arg0, abi_long arg1, abi_long arg2, 3225 abi_long arg3, abi_long arg4, abi_long arg5) 3226 { 3227 int is_creat = (arg1 & TARGET_O_CREAT); 3228 3229 print_syscall_prologue(name); 3230 print_string(arg0, 0); 3231 print_open_flags(arg1, (is_creat == 0)); 3232 if (is_creat) { 3233 print_file_mode(arg2, 0); 3234 print_pointer(arg3, 1); 3235 } 3236 print_syscall_epilogue(name); 3237 } 3238 #endif 3239 3240 #ifdef TARGET_NR_open 3241 static void 3242 print_open(void *cpu_env, const struct syscallname *name, 3243 abi_long arg0, abi_long arg1, abi_long arg2, 3244 abi_long arg3, abi_long arg4, abi_long arg5) 3245 { 3246 int is_creat = (arg1 & TARGET_O_CREAT); 3247 3248 print_syscall_prologue(name); 3249 print_string(arg0, 0); 3250 print_open_flags(arg1, (is_creat == 0)); 3251 if (is_creat) 3252 print_file_mode(arg2, 1); 3253 print_syscall_epilogue(name); 3254 } 3255 #endif 3256 3257 #ifdef TARGET_NR_openat 3258 static void 3259 print_openat(void *cpu_env, const struct syscallname *name, 3260 abi_long arg0, abi_long arg1, abi_long arg2, 3261 abi_long arg3, abi_long arg4, abi_long arg5) 3262 { 3263 int is_creat = (arg2 & TARGET_O_CREAT); 3264 3265 print_syscall_prologue(name); 3266 print_at_dirfd(arg0, 0); 3267 print_string(arg1, 0); 3268 print_open_flags(arg2, (is_creat == 0)); 3269 if (is_creat) 3270 print_file_mode(arg3, 1); 3271 print_syscall_epilogue(name); 3272 } 3273 #endif 3274 3275 #ifdef TARGET_NR_mq_unlink 3276 static void 3277 print_mq_unlink(void *cpu_env, const struct syscallname *name, 3278 abi_long arg0, abi_long arg1, abi_long arg2, 3279 abi_long arg3, abi_long arg4, abi_long arg5) 3280 { 3281 print_syscall_prologue(name); 3282 print_string(arg0, 1); 3283 print_syscall_epilogue(name); 3284 } 3285 #endif 3286 3287 #if defined(TARGET_NR_fstatat64) || defined(TARGET_NR_newfstatat) 3288 static void 3289 print_fstatat64(void *cpu_env, const struct syscallname *name, 3290 abi_long arg0, abi_long arg1, abi_long arg2, 3291 abi_long arg3, abi_long arg4, abi_long arg5) 3292 { 3293 print_syscall_prologue(name); 3294 print_at_dirfd(arg0, 0); 3295 print_string(arg1, 0); 3296 print_pointer(arg2, 0); 3297 print_flags(at_file_flags, arg3, 1); 3298 print_syscall_epilogue(name); 3299 } 3300 #define print_newfstatat print_fstatat64 3301 #endif 3302 3303 #ifdef TARGET_NR_readlink 3304 static void 3305 print_readlink(void *cpu_env, const struct syscallname *name, 3306 abi_long arg0, abi_long arg1, abi_long arg2, 3307 abi_long arg3, abi_long arg4, abi_long arg5) 3308 { 3309 print_syscall_prologue(name); 3310 print_string(arg0, 0); 3311 print_pointer(arg1, 0); 3312 print_raw_param("%u", arg2, 1); 3313 print_syscall_epilogue(name); 3314 } 3315 #endif 3316 3317 #ifdef TARGET_NR_readlinkat 3318 static void 3319 print_readlinkat(void *cpu_env, const struct syscallname *name, 3320 abi_long arg0, abi_long arg1, abi_long arg2, 3321 abi_long arg3, abi_long arg4, abi_long arg5) 3322 { 3323 print_syscall_prologue(name); 3324 print_at_dirfd(arg0, 0); 3325 print_string(arg1, 0); 3326 print_pointer(arg2, 0); 3327 print_raw_param("%u", arg3, 1); 3328 print_syscall_epilogue(name); 3329 } 3330 #endif 3331 3332 #ifdef TARGET_NR_rename 3333 static void 3334 print_rename(void *cpu_env, const struct syscallname *name, 3335 abi_long arg0, abi_long arg1, abi_long arg2, 3336 abi_long arg3, abi_long arg4, abi_long arg5) 3337 { 3338 print_syscall_prologue(name); 3339 print_string(arg0, 0); 3340 print_string(arg1, 1); 3341 print_syscall_epilogue(name); 3342 } 3343 #endif 3344 3345 #ifdef TARGET_NR_renameat 3346 static void 3347 print_renameat(void *cpu_env, const struct syscallname *name, 3348 abi_long arg0, abi_long arg1, abi_long arg2, 3349 abi_long arg3, abi_long arg4, abi_long arg5) 3350 { 3351 print_syscall_prologue(name); 3352 print_at_dirfd(arg0, 0); 3353 print_string(arg1, 0); 3354 print_at_dirfd(arg2, 0); 3355 print_string(arg3, 1); 3356 print_syscall_epilogue(name); 3357 } 3358 #endif 3359 3360 #ifdef TARGET_NR_statfs 3361 static void 3362 print_statfs(void *cpu_env, const struct syscallname *name, 3363 abi_long arg0, abi_long arg1, abi_long arg2, 3364 abi_long arg3, abi_long arg4, abi_long arg5) 3365 { 3366 print_syscall_prologue(name); 3367 print_string(arg0, 0); 3368 print_pointer(arg1, 1); 3369 print_syscall_epilogue(name); 3370 } 3371 #endif 3372 3373 #ifdef TARGET_NR_statfs64 3374 static void 3375 print_statfs64(void *cpu_env, const struct syscallname *name, 3376 abi_long arg0, abi_long arg1, abi_long arg2, 3377 abi_long arg3, abi_long arg4, abi_long arg5) 3378 { 3379 print_syscall_prologue(name); 3380 print_string(arg0, 0); 3381 print_pointer(arg1, 1); 3382 print_syscall_epilogue(name); 3383 } 3384 #endif 3385 3386 #ifdef TARGET_NR_symlink 3387 static void 3388 print_symlink(void *cpu_env, const struct syscallname *name, 3389 abi_long arg0, abi_long arg1, abi_long arg2, 3390 abi_long arg3, abi_long arg4, abi_long arg5) 3391 { 3392 print_syscall_prologue(name); 3393 print_string(arg0, 0); 3394 print_string(arg1, 1); 3395 print_syscall_epilogue(name); 3396 } 3397 #endif 3398 3399 #ifdef TARGET_NR_symlinkat 3400 static void 3401 print_symlinkat(void *cpu_env, const struct syscallname *name, 3402 abi_long arg0, abi_long arg1, abi_long arg2, 3403 abi_long arg3, abi_long arg4, abi_long arg5) 3404 { 3405 print_syscall_prologue(name); 3406 print_string(arg0, 0); 3407 print_at_dirfd(arg1, 0); 3408 print_string(arg2, 1); 3409 print_syscall_epilogue(name); 3410 } 3411 #endif 3412 3413 #ifdef TARGET_NR_mount 3414 static void 3415 print_mount(void *cpu_env, const struct syscallname *name, 3416 abi_long arg0, abi_long arg1, abi_long arg2, 3417 abi_long arg3, abi_long arg4, abi_long arg5) 3418 { 3419 print_syscall_prologue(name); 3420 print_string(arg0, 0); 3421 print_string(arg1, 0); 3422 print_string(arg2, 0); 3423 print_flags(mount_flags, arg3, 0); 3424 print_pointer(arg4, 1); 3425 print_syscall_epilogue(name); 3426 } 3427 #endif 3428 3429 #ifdef TARGET_NR_umount 3430 static void 3431 print_umount(void *cpu_env, const struct syscallname *name, 3432 abi_long arg0, abi_long arg1, abi_long arg2, 3433 abi_long arg3, abi_long arg4, abi_long arg5) 3434 { 3435 print_syscall_prologue(name); 3436 print_string(arg0, 1); 3437 print_syscall_epilogue(name); 3438 } 3439 #endif 3440 3441 #ifdef TARGET_NR_umount2 3442 static void 3443 print_umount2(void *cpu_env, const struct syscallname *name, 3444 abi_long arg0, abi_long arg1, abi_long arg2, 3445 abi_long arg3, abi_long arg4, abi_long arg5) 3446 { 3447 print_syscall_prologue(name); 3448 print_string(arg0, 0); 3449 print_flags(umount2_flags, arg1, 1); 3450 print_syscall_epilogue(name); 3451 } 3452 #endif 3453 3454 #ifdef TARGET_NR_unlink 3455 static void 3456 print_unlink(void *cpu_env, const struct syscallname *name, 3457 abi_long arg0, abi_long arg1, abi_long arg2, 3458 abi_long arg3, abi_long arg4, abi_long arg5) 3459 { 3460 print_syscall_prologue(name); 3461 print_string(arg0, 1); 3462 print_syscall_epilogue(name); 3463 } 3464 #endif 3465 3466 #ifdef TARGET_NR_unlinkat 3467 static void 3468 print_unlinkat(void *cpu_env, const struct syscallname *name, 3469 abi_long arg0, abi_long arg1, abi_long arg2, 3470 abi_long arg3, abi_long arg4, abi_long arg5) 3471 { 3472 print_syscall_prologue(name); 3473 print_at_dirfd(arg0, 0); 3474 print_string(arg1, 0); 3475 print_flags(unlinkat_flags, arg2, 1); 3476 print_syscall_epilogue(name); 3477 } 3478 #endif 3479 3480 #ifdef TARGET_NR_unshare 3481 static void 3482 print_unshare(void *cpu_env, const struct syscallname *name, 3483 abi_long arg0, abi_long arg1, abi_long arg2, 3484 abi_long arg3, abi_long arg4, abi_long arg5) 3485 { 3486 print_syscall_prologue(name); 3487 print_flags(clone_flags, arg0, 1); 3488 print_syscall_epilogue(name); 3489 } 3490 #endif 3491 3492 #ifdef TARGET_NR_utime 3493 static void 3494 print_utime(void *cpu_env, const struct syscallname *name, 3495 abi_long arg0, abi_long arg1, abi_long arg2, 3496 abi_long arg3, abi_long arg4, abi_long arg5) 3497 { 3498 print_syscall_prologue(name); 3499 print_string(arg0, 0); 3500 print_pointer(arg1, 1); 3501 print_syscall_epilogue(name); 3502 } 3503 #endif 3504 3505 #ifdef TARGET_NR_utimes 3506 static void 3507 print_utimes(void *cpu_env, const struct syscallname *name, 3508 abi_long arg0, abi_long arg1, abi_long arg2, 3509 abi_long arg3, abi_long arg4, abi_long arg5) 3510 { 3511 print_syscall_prologue(name); 3512 print_string(arg0, 0); 3513 print_pointer(arg1, 1); 3514 print_syscall_epilogue(name); 3515 } 3516 #endif 3517 3518 #ifdef TARGET_NR_utimensat 3519 static void 3520 print_utimensat(void *cpu_env, const struct syscallname *name, 3521 abi_long arg0, abi_long arg1, abi_long arg2, 3522 abi_long arg3, abi_long arg4, abi_long arg5) 3523 { 3524 print_syscall_prologue(name); 3525 print_at_dirfd(arg0, 0); 3526 print_string(arg1, 0); 3527 print_pointer(arg2, 0); 3528 print_flags(at_file_flags, arg3, 1); 3529 print_syscall_epilogue(name); 3530 } 3531 #endif 3532 3533 #if defined(TARGET_NR_mmap) || defined(TARGET_NR_mmap2) 3534 static void 3535 print_mmap(void *cpu_env, const struct syscallname *name, 3536 abi_long arg0, abi_long arg1, abi_long arg2, 3537 abi_long arg3, abi_long arg4, abi_long arg5) 3538 { 3539 print_syscall_prologue(name); 3540 print_pointer(arg0, 0); 3541 print_raw_param("%d", arg1, 0); 3542 print_flags(mmap_prot_flags, arg2, 0); 3543 print_flags(mmap_flags, arg3, 0); 3544 print_raw_param("%d", arg4, 0); 3545 print_raw_param("%#x", arg5, 1); 3546 print_syscall_epilogue(name); 3547 } 3548 #define print_mmap2 print_mmap 3549 #endif 3550 3551 #ifdef TARGET_NR_mprotect 3552 static void 3553 print_mprotect(void *cpu_env, const struct syscallname *name, 3554 abi_long arg0, abi_long arg1, abi_long arg2, 3555 abi_long arg3, abi_long arg4, abi_long arg5) 3556 { 3557 print_syscall_prologue(name); 3558 print_pointer(arg0, 0); 3559 print_raw_param("%d", arg1, 0); 3560 print_flags(mmap_prot_flags, arg2, 1); 3561 print_syscall_epilogue(name); 3562 } 3563 #endif 3564 3565 #ifdef TARGET_NR_munmap 3566 static void 3567 print_munmap(void *cpu_env, const struct syscallname *name, 3568 abi_long arg0, abi_long arg1, abi_long arg2, 3569 abi_long arg3, abi_long arg4, abi_long arg5) 3570 { 3571 print_syscall_prologue(name); 3572 print_pointer(arg0, 0); 3573 print_raw_param("%d", arg1, 1); 3574 print_syscall_epilogue(name); 3575 } 3576 #endif 3577 3578 #ifdef TARGET_NR_futex 3579 static void print_futex_op(abi_long tflag, int last) 3580 { 3581 #define print_op(val) \ 3582 if( cmd == val ) { \ 3583 qemu_log(#val); \ 3584 return; \ 3585 } 3586 3587 int cmd = (int)tflag; 3588 #ifdef FUTEX_PRIVATE_FLAG 3589 if (cmd & FUTEX_PRIVATE_FLAG) { 3590 qemu_log("FUTEX_PRIVATE_FLAG|"); 3591 cmd &= ~FUTEX_PRIVATE_FLAG; 3592 } 3593 #endif 3594 #ifdef FUTEX_CLOCK_REALTIME 3595 if (cmd & FUTEX_CLOCK_REALTIME) { 3596 qemu_log("FUTEX_CLOCK_REALTIME|"); 3597 cmd &= ~FUTEX_CLOCK_REALTIME; 3598 } 3599 #endif 3600 print_op(FUTEX_WAIT) 3601 print_op(FUTEX_WAKE) 3602 print_op(FUTEX_FD) 3603 print_op(FUTEX_REQUEUE) 3604 print_op(FUTEX_CMP_REQUEUE) 3605 print_op(FUTEX_WAKE_OP) 3606 print_op(FUTEX_LOCK_PI) 3607 print_op(FUTEX_UNLOCK_PI) 3608 print_op(FUTEX_TRYLOCK_PI) 3609 #ifdef FUTEX_WAIT_BITSET 3610 print_op(FUTEX_WAIT_BITSET) 3611 #endif 3612 #ifdef FUTEX_WAKE_BITSET 3613 print_op(FUTEX_WAKE_BITSET) 3614 #endif 3615 /* unknown values */ 3616 qemu_log("%d", cmd); 3617 } 3618 3619 static void 3620 print_futex(void *cpu_env, const struct syscallname *name, 3621 abi_long arg0, abi_long arg1, abi_long arg2, 3622 abi_long arg3, abi_long arg4, abi_long arg5) 3623 { 3624 print_syscall_prologue(name); 3625 print_pointer(arg0, 0); 3626 print_futex_op(arg1, 0); 3627 print_raw_param(",%d", arg2, 0); 3628 print_pointer(arg3, 0); /* struct timespec */ 3629 print_pointer(arg4, 0); 3630 print_raw_param("%d", arg4, 1); 3631 print_syscall_epilogue(name); 3632 } 3633 #endif 3634 3635 #ifdef TARGET_NR_kill 3636 static void 3637 print_kill(void *cpu_env, const struct syscallname *name, 3638 abi_long arg0, abi_long arg1, abi_long arg2, 3639 abi_long arg3, abi_long arg4, abi_long arg5) 3640 { 3641 print_syscall_prologue(name); 3642 print_raw_param("%d", arg0, 0); 3643 print_signal(arg1, 1); 3644 print_syscall_epilogue(name); 3645 } 3646 #endif 3647 3648 #ifdef TARGET_NR_tkill 3649 static void 3650 print_tkill(void *cpu_env, const struct syscallname *name, 3651 abi_long arg0, abi_long arg1, abi_long arg2, 3652 abi_long arg3, abi_long arg4, abi_long arg5) 3653 { 3654 print_syscall_prologue(name); 3655 print_raw_param("%d", arg0, 0); 3656 print_signal(arg1, 1); 3657 print_syscall_epilogue(name); 3658 } 3659 #endif 3660 3661 #ifdef TARGET_NR_tgkill 3662 static void 3663 print_tgkill(void *cpu_env, const struct syscallname *name, 3664 abi_long arg0, abi_long arg1, abi_long arg2, 3665 abi_long arg3, abi_long arg4, abi_long arg5) 3666 { 3667 print_syscall_prologue(name); 3668 print_raw_param("%d", arg0, 0); 3669 print_raw_param("%d", arg1, 0); 3670 print_signal(arg2, 1); 3671 print_syscall_epilogue(name); 3672 } 3673 #endif 3674 3675 #ifdef TARGET_NR_statx 3676 static void 3677 print_statx(void *cpu_env, const struct syscallname *name, 3678 abi_long arg0, abi_long arg1, abi_long arg2, 3679 abi_long arg3, abi_long arg4, abi_long arg5) 3680 { 3681 print_syscall_prologue(name); 3682 print_at_dirfd(arg0, 0); 3683 print_string(arg1, 0); 3684 print_flags(statx_flags, arg2, 0); 3685 print_flags(statx_mask, arg3, 0); 3686 print_pointer(arg4, 1); 3687 print_syscall_epilogue(name); 3688 } 3689 #endif 3690 3691 #ifdef TARGET_NR_ioctl 3692 static void 3693 print_ioctl(void *cpu_env, const struct syscallname *name, 3694 abi_long arg0, abi_long arg1, abi_long arg2, 3695 abi_long arg3, abi_long arg4, abi_long arg5) 3696 { 3697 print_syscall_prologue(name); 3698 print_raw_param("%d", arg0, 0); 3699 3700 const IOCTLEntry *ie; 3701 const argtype *arg_type; 3702 void *argptr; 3703 int target_size; 3704 3705 for (ie = ioctl_entries; ie->target_cmd != 0; ie++) { 3706 if (ie->target_cmd == arg1) { 3707 break; 3708 } 3709 } 3710 3711 if (ie->target_cmd == 0) { 3712 print_raw_param("%#x", arg1, 0); 3713 print_raw_param("%#x", arg2, 1); 3714 } else { 3715 qemu_log("%s", ie->name); 3716 arg_type = ie->arg_type; 3717 3718 if (arg_type[0] != TYPE_NULL) { 3719 qemu_log(","); 3720 3721 switch (arg_type[0]) { 3722 case TYPE_PTRVOID: 3723 print_pointer(arg2, 1); 3724 break; 3725 case TYPE_CHAR: 3726 case TYPE_SHORT: 3727 case TYPE_INT: 3728 print_raw_param("%d", arg2, 1); 3729 break; 3730 case TYPE_LONG: 3731 print_raw_param(TARGET_ABI_FMT_ld, arg2, 1); 3732 break; 3733 case TYPE_ULONG: 3734 print_raw_param(TARGET_ABI_FMT_lu, arg2, 1); 3735 break; 3736 case TYPE_PTR: 3737 switch (ie->access) { 3738 case IOC_R: 3739 print_pointer(arg2, 1); 3740 break; 3741 case IOC_W: 3742 case IOC_RW: 3743 arg_type++; 3744 target_size = thunk_type_size(arg_type, 0); 3745 argptr = lock_user(VERIFY_READ, arg2, target_size, 1); 3746 if (argptr) { 3747 thunk_print(argptr, arg_type); 3748 unlock_user(argptr, arg2, target_size); 3749 } else { 3750 print_pointer(arg2, 1); 3751 } 3752 break; 3753 } 3754 break; 3755 default: 3756 g_assert_not_reached(); 3757 } 3758 } 3759 } 3760 print_syscall_epilogue(name); 3761 } 3762 #endif 3763 3764 /* 3765 * An array of all of the syscalls we know about 3766 */ 3767 3768 static const struct syscallname scnames[] = { 3769 #include "strace.list" 3770 }; 3771 3772 static int nsyscalls = ARRAY_SIZE(scnames); 3773 3774 /* 3775 * The public interface to this module. 3776 */ 3777 void 3778 print_syscall(void *cpu_env, int num, 3779 abi_long arg1, abi_long arg2, abi_long arg3, 3780 abi_long arg4, abi_long arg5, abi_long arg6) 3781 { 3782 int i; 3783 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 ")"; 3784 3785 qemu_log("%d ", getpid()); 3786 3787 for(i=0;i<nsyscalls;i++) 3788 if( scnames[i].nr == num ) { 3789 if( scnames[i].call != NULL ) { 3790 scnames[i].call( 3791 cpu_env, &scnames[i], arg1, arg2, arg3, arg4, arg5, arg6); 3792 } else { 3793 /* XXX: this format system is broken because it uses 3794 host types and host pointers for strings */ 3795 if( scnames[i].format != NULL ) 3796 format = scnames[i].format; 3797 qemu_log(format, 3798 scnames[i].name, arg1, arg2, arg3, arg4, arg5, arg6); 3799 } 3800 return; 3801 } 3802 qemu_log("Unknown syscall %d\n", num); 3803 } 3804 3805 3806 void 3807 print_syscall_ret(void *cpu_env, int num, abi_long ret, 3808 abi_long arg1, abi_long arg2, abi_long arg3, 3809 abi_long arg4, abi_long arg5, abi_long arg6) 3810 { 3811 int i; 3812 3813 for(i=0;i<nsyscalls;i++) 3814 if( scnames[i].nr == num ) { 3815 if( scnames[i].result != NULL ) { 3816 scnames[i].result(cpu_env, &scnames[i], ret, 3817 arg1, arg2, arg3, 3818 arg4, arg5, arg6); 3819 } else { 3820 if (!print_syscall_err(ret)) { 3821 qemu_log(TARGET_ABI_FMT_ld, ret); 3822 } 3823 qemu_log("\n"); 3824 } 3825 break; 3826 } 3827 } 3828 3829 void print_taken_signal(int target_signum, const target_siginfo_t *tinfo) 3830 { 3831 /* Print the strace output for a signal being taken: 3832 * --- SIGSEGV {si_signo=SIGSEGV, si_code=SI_KERNEL, si_addr=0} --- 3833 */ 3834 qemu_log("--- "); 3835 print_signal(target_signum, 1); 3836 qemu_log(" "); 3837 print_siginfo(tinfo); 3838 qemu_log(" ---\n"); 3839 } 3840