#include "qemu/osdep.h" #include <sys/ipc.h> #include <sys/msg.h> #include <sys/sem.h> #include <sys/shm.h> #include <sys/select.h> #include <sys/mount.h> #include <arpa/inet.h> #include <netinet/tcp.h> #include <linux/if_packet.h> #include <sched.h> #include "qemu.h" int do_strace=0; struct syscallname { int nr; const char *name; const char *format; void (*call)(const struct syscallname *, abi_long, abi_long, abi_long, abi_long, abi_long, abi_long); void (*result)(const struct syscallname *, abi_long); }; #ifdef __GNUC__ /* * It is possible that target doesn't have syscall that uses * following flags but we don't want the compiler to warn * us about them being unused. Same applies to utility print * functions. It is ok to keep them while not used. */ #define UNUSED __attribute__ ((unused)) #else #define UNUSED #endif /* * Structure used to translate flag values into strings. This is * similar that is in the actual strace tool. */ struct flags { abi_long f_value; /* flag */ const char *f_string; /* stringified flag */ }; /* common flags for all architectures */ #define FLAG_GENERIC(name) { name, #name } /* target specific flags (syscall_defs.h has TARGET_<flag>) */ #define FLAG_TARGET(name) { TARGET_ ## name, #name } /* end of flags array */ #define FLAG_END { 0, NULL } UNUSED static const char *get_comma(int); UNUSED static void print_pointer(abi_long, int); UNUSED static void print_flags(const struct flags *, abi_long, int); UNUSED static void print_at_dirfd(abi_long, int); UNUSED static void print_file_mode(abi_long, int); UNUSED static void print_open_flags(abi_long, int); UNUSED static void print_syscall_prologue(const struct syscallname *); UNUSED static void print_syscall_epilogue(const struct syscallname *); UNUSED static void print_string(abi_long, int); UNUSED static void print_buf(abi_long addr, abi_long len, int last); UNUSED static void print_raw_param(const char *, abi_long, int); UNUSED static void print_timeval(abi_ulong, int); UNUSED static void print_number(abi_long, int); UNUSED static void print_signal(abi_ulong, int); UNUSED static void print_sockaddr(abi_ulong addr, abi_long addrlen); UNUSED static void print_socket_domain(int domain); UNUSED static void print_socket_type(int type); UNUSED static void print_socket_protocol(int domain, int type, int protocol); /* * Utility functions */ static void print_ipc_cmd(int cmd) { #define output_cmd(val) \ if( cmd == val ) { \ gemu_log(#val); \ return; \ } cmd &= 0xff; /* General IPC commands */ output_cmd( IPC_RMID ); output_cmd( IPC_SET ); output_cmd( IPC_STAT ); output_cmd( IPC_INFO ); /* msgctl() commands */ output_cmd( MSG_STAT ); output_cmd( MSG_INFO ); /* shmctl() commands */ output_cmd( SHM_LOCK ); output_cmd( SHM_UNLOCK ); output_cmd( SHM_STAT ); output_cmd( SHM_INFO ); /* semctl() commands */ output_cmd( GETPID ); output_cmd( GETVAL ); output_cmd( GETALL ); output_cmd( GETNCNT ); output_cmd( GETZCNT ); output_cmd( SETVAL ); output_cmd( SETALL ); output_cmd( SEM_STAT ); output_cmd( SEM_INFO ); output_cmd( IPC_RMID ); output_cmd( IPC_RMID ); output_cmd( IPC_RMID ); output_cmd( IPC_RMID ); output_cmd( IPC_RMID ); output_cmd( IPC_RMID ); output_cmd( IPC_RMID ); output_cmd( IPC_RMID ); output_cmd( IPC_RMID ); /* Some value we don't recognize */ gemu_log("%d",cmd); } static void print_signal(abi_ulong arg, int last) { const char *signal_name = NULL; switch(arg) { case TARGET_SIGHUP: signal_name = "SIGHUP"; break; case TARGET_SIGINT: signal_name = "SIGINT"; break; case TARGET_SIGQUIT: signal_name = "SIGQUIT"; break; case TARGET_SIGILL: signal_name = "SIGILL"; break; case TARGET_SIGABRT: signal_name = "SIGABRT"; break; case TARGET_SIGFPE: signal_name = "SIGFPE"; break; case TARGET_SIGKILL: signal_name = "SIGKILL"; break; case TARGET_SIGSEGV: signal_name = "SIGSEGV"; break; case TARGET_SIGPIPE: signal_name = "SIGPIPE"; break; case TARGET_SIGALRM: signal_name = "SIGALRM"; break; case TARGET_SIGTERM: signal_name = "SIGTERM"; break; case TARGET_SIGUSR1: signal_name = "SIGUSR1"; break; case TARGET_SIGUSR2: signal_name = "SIGUSR2"; break; case TARGET_SIGCHLD: signal_name = "SIGCHLD"; break; case TARGET_SIGCONT: signal_name = "SIGCONT"; break; case TARGET_SIGSTOP: signal_name = "SIGSTOP"; break; case TARGET_SIGTTIN: signal_name = "SIGTTIN"; break; case TARGET_SIGTTOU: signal_name = "SIGTTOU"; break; } if (signal_name == NULL) { print_raw_param("%ld", arg, last); return; } gemu_log("%s%s", signal_name, get_comma(last)); } static void print_si_code(int arg) { const char *codename = NULL; switch (arg) { case SI_USER: codename = "SI_USER"; break; case SI_KERNEL: codename = "SI_KERNEL"; break; case SI_QUEUE: codename = "SI_QUEUE"; break; case SI_TIMER: codename = "SI_TIMER"; break; case SI_MESGQ: codename = "SI_MESGQ"; break; case SI_ASYNCIO: codename = "SI_ASYNCIO"; break; case SI_SIGIO: codename = "SI_SIGIO"; break; case SI_TKILL: codename = "SI_TKILL"; break; default: gemu_log("%d", arg); return; } gemu_log("%s", codename); } static void get_target_siginfo(target_siginfo_t *tinfo, const target_siginfo_t *info) { abi_ulong sival_ptr; int sig; int si_errno; int si_code; int si_type; __get_user(sig, &info->si_signo); __get_user(si_errno, &tinfo->si_errno); __get_user(si_code, &info->si_code); tinfo->si_signo = sig; tinfo->si_errno = si_errno; tinfo->si_code = si_code; /* Ensure we don't leak random junk to the guest later */ memset(tinfo->_sifields._pad, 0, sizeof(tinfo->_sifields._pad)); /* This is awkward, because we have to use a combination of * the si_code and si_signo to figure out which of the union's * members are valid. (Within the host kernel it is always possible * to tell, but the kernel carefully avoids giving userspace the * high 16 bits of si_code, so we don't have the information to * do this the easy way...) We therefore make our best guess, * bearing in mind that a guest can spoof most of the si_codes * via rt_sigqueueinfo() if it likes. * * Once we have made our guess, we record it in the top 16 bits of * the si_code, so that print_siginfo() later can use it. * print_siginfo() will strip these top bits out before printing * the si_code. */ switch (si_code) { case SI_USER: case SI_TKILL: case SI_KERNEL: /* Sent via kill(), tkill() or tgkill(), or direct from the kernel. * These are the only unspoofable si_code values. */ __get_user(tinfo->_sifields._kill._pid, &info->_sifields._kill._pid); __get_user(tinfo->_sifields._kill._uid, &info->_sifields._kill._uid); si_type = QEMU_SI_KILL; break; default: /* Everything else is spoofable. Make best guess based on signal */ switch (sig) { case TARGET_SIGCHLD: __get_user(tinfo->_sifields._sigchld._pid, &info->_sifields._sigchld._pid); __get_user(tinfo->_sifields._sigchld._uid, &info->_sifields._sigchld._uid); __get_user(tinfo->_sifields._sigchld._status, &info->_sifields._sigchld._status); __get_user(tinfo->_sifields._sigchld._utime, &info->_sifields._sigchld._utime); __get_user(tinfo->_sifields._sigchld._stime, &info->_sifields._sigchld._stime); si_type = QEMU_SI_CHLD; break; case TARGET_SIGIO: __get_user(tinfo->_sifields._sigpoll._band, &info->_sifields._sigpoll._band); __get_user(tinfo->_sifields._sigpoll._fd, &info->_sifields._sigpoll._fd); si_type = QEMU_SI_POLL; break; default: /* Assume a sigqueue()/mq_notify()/rt_sigqueueinfo() source. */ __get_user(tinfo->_sifields._rt._pid, &info->_sifields._rt._pid); __get_user(tinfo->_sifields._rt._uid, &info->_sifields._rt._uid); /* XXX: potential problem if 64 bit */ __get_user(sival_ptr, &info->_sifields._rt._sigval.sival_ptr); tinfo->_sifields._rt._sigval.sival_ptr = sival_ptr; si_type = QEMU_SI_RT; break; } break; } tinfo->si_code = deposit32(si_code, 16, 16, si_type); } static void print_siginfo(const target_siginfo_t *tinfo) { /* Print a target_siginfo_t in the format desired for printing * signals being taken. We assume the target_siginfo_t is in the * internal form where the top 16 bits of si_code indicate which * part of the union is valid, rather than in the guest-visible * form where the bottom 16 bits are sign-extended into the top 16. */ int si_type = extract32(tinfo->si_code, 16, 16); int si_code = sextract32(tinfo->si_code, 0, 16); gemu_log("{si_signo="); print_signal(tinfo->si_signo, 1); gemu_log(", si_code="); print_si_code(si_code); switch (si_type) { case QEMU_SI_KILL: gemu_log(", si_pid=%u, si_uid=%u", (unsigned int)tinfo->_sifields._kill._pid, (unsigned int)tinfo->_sifields._kill._uid); break; case QEMU_SI_TIMER: gemu_log(", si_timer1=%u, si_timer2=%u", tinfo->_sifields._timer._timer1, tinfo->_sifields._timer._timer2); break; case QEMU_SI_POLL: gemu_log(", si_band=%d, si_fd=%d", tinfo->_sifields._sigpoll._band, tinfo->_sifields._sigpoll._fd); break; case QEMU_SI_FAULT: gemu_log(", si_addr="); print_pointer(tinfo->_sifields._sigfault._addr, 1); break; case QEMU_SI_CHLD: gemu_log(", si_pid=%u, si_uid=%u, si_status=%d" ", si_utime=" TARGET_ABI_FMT_ld ", si_stime=" TARGET_ABI_FMT_ld, (unsigned int)(tinfo->_sifields._sigchld._pid), (unsigned int)(tinfo->_sifields._sigchld._uid), tinfo->_sifields._sigchld._status, tinfo->_sifields._sigchld._utime, tinfo->_sifields._sigchld._stime); break; case QEMU_SI_RT: gemu_log(", si_pid=%u, si_uid=%u, si_sigval=" TARGET_ABI_FMT_ld, (unsigned int)tinfo->_sifields._rt._pid, (unsigned int)tinfo->_sifields._rt._uid, tinfo->_sifields._rt._sigval.sival_ptr); break; default: g_assert_not_reached(); } gemu_log("}"); } static void print_sockaddr(abi_ulong addr, abi_long addrlen) { struct target_sockaddr *sa; int i; int sa_family; sa = lock_user(VERIFY_READ, addr, addrlen, 1); if (sa) { sa_family = tswap16(sa->sa_family); switch (sa_family) { case AF_UNIX: { struct target_sockaddr_un *un = (struct target_sockaddr_un *)sa; int i; gemu_log("{sun_family=AF_UNIX,sun_path=\""); for (i = 0; i < addrlen - offsetof(struct target_sockaddr_un, sun_path) && un->sun_path[i]; i++) { gemu_log("%c", un->sun_path[i]); } gemu_log("\"}"); break; } case AF_INET: { struct target_sockaddr_in *in = (struct target_sockaddr_in *)sa; uint8_t *c = (uint8_t *)&in->sin_addr.s_addr; gemu_log("{sin_family=AF_INET,sin_port=htons(%d),", ntohs(in->sin_port)); gemu_log("sin_addr=inet_addr(\"%d.%d.%d.%d\")", c[0], c[1], c[2], c[3]); gemu_log("}"); break; } case AF_PACKET: { struct target_sockaddr_ll *ll = (struct target_sockaddr_ll *)sa; uint8_t *c = (uint8_t *)&ll->sll_addr; gemu_log("{sll_family=AF_PACKET," "sll_protocol=htons(0x%04x),if%d,pkttype=", ntohs(ll->sll_protocol), ll->sll_ifindex); switch (ll->sll_pkttype) { case PACKET_HOST: gemu_log("PACKET_HOST"); break; case PACKET_BROADCAST: gemu_log("PACKET_BROADCAST"); break; case PACKET_MULTICAST: gemu_log("PACKET_MULTICAST"); break; case PACKET_OTHERHOST: gemu_log("PACKET_OTHERHOST"); break; case PACKET_OUTGOING: gemu_log("PACKET_OUTGOING"); break; default: gemu_log("%d", ll->sll_pkttype); break; } gemu_log(",sll_addr=%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x", c[0], c[1], c[2], c[3], c[4], c[5], c[6], c[7]); gemu_log("}"); break; } default: gemu_log("{sa_family=%d, sa_data={", sa->sa_family); for (i = 0; i < 13; i++) { gemu_log("%02x, ", sa->sa_data[i]); } gemu_log("%02x}", sa->sa_data[i]); gemu_log("}"); break; } unlock_user(sa, addr, 0); } else { print_raw_param("0x"TARGET_ABI_FMT_lx, addr, 0); } gemu_log(", "TARGET_ABI_FMT_ld, addrlen); } static void print_socket_domain(int domain) { switch (domain) { case PF_UNIX: gemu_log("PF_UNIX"); break; case PF_INET: gemu_log("PF_INET"); break; case PF_PACKET: gemu_log("PF_PACKET"); break; default: gemu_log("%d", domain); break; } } static void print_socket_type(int type) { switch (type) { case TARGET_SOCK_DGRAM: gemu_log("SOCK_DGRAM"); break; case TARGET_SOCK_STREAM: gemu_log("SOCK_STREAM"); break; case TARGET_SOCK_RAW: gemu_log("SOCK_RAW"); break; case TARGET_SOCK_RDM: gemu_log("SOCK_RDM"); break; case TARGET_SOCK_SEQPACKET: gemu_log("SOCK_SEQPACKET"); break; case TARGET_SOCK_PACKET: gemu_log("SOCK_PACKET"); break; } } static void print_socket_protocol(int domain, int type, int protocol) { if (domain == AF_PACKET || (domain == AF_INET && type == TARGET_SOCK_PACKET)) { switch (protocol) { case 0x0003: gemu_log("ETH_P_ALL"); break; default: gemu_log("%d", protocol); } return; } switch (protocol) { case IPPROTO_IP: gemu_log("IPPROTO_IP"); break; case IPPROTO_TCP: gemu_log("IPPROTO_TCP"); break; case IPPROTO_UDP: gemu_log("IPPROTO_UDP"); break; case IPPROTO_RAW: gemu_log("IPPROTO_RAW"); break; default: gemu_log("%d", protocol); break; } } #ifdef TARGET_NR__newselect static void print_fdset(int n, abi_ulong target_fds_addr) { int i; gemu_log("["); if( target_fds_addr ) { abi_long *target_fds; target_fds = lock_user(VERIFY_READ, target_fds_addr, sizeof(*target_fds)*(n / TARGET_ABI_BITS + 1), 1); if (!target_fds) return; for (i=n; i>=0; i--) { if ((tswapal(target_fds[i / TARGET_ABI_BITS]) >> (i & (TARGET_ABI_BITS - 1))) & 1) gemu_log("%d,", i ); } unlock_user(target_fds, target_fds_addr, 0); } gemu_log("]"); } #endif #ifdef TARGET_NR_clock_adjtime /* IDs of the various system clocks */ #define TARGET_CLOCK_REALTIME 0 #define TARGET_CLOCK_MONOTONIC 1 #define TARGET_CLOCK_PROCESS_CPUTIME_ID 2 #define TARGET_CLOCK_THREAD_CPUTIME_ID 3 #define TARGET_CLOCK_MONOTONIC_RAW 4 #define TARGET_CLOCK_REALTIME_COARSE 5 #define TARGET_CLOCK_MONOTONIC_COARSE 6 #define TARGET_CLOCK_BOOTTIME 7 #define TARGET_CLOCK_REALTIME_ALARM 8 #define TARGET_CLOCK_BOOTTIME_ALARM 9 #define TARGET_CLOCK_SGI_CYCLE 10 #define TARGET_CLOCK_TAI 11 static void print_clockid(int clockid, int last) { switch (clockid) { case TARGET_CLOCK_REALTIME: gemu_log("CLOCK_REALTIME"); break; case TARGET_CLOCK_MONOTONIC: gemu_log("CLOCK_MONOTONIC"); break; case TARGET_CLOCK_PROCESS_CPUTIME_ID: gemu_log("CLOCK_PROCESS_CPUTIME_ID"); break; case TARGET_CLOCK_THREAD_CPUTIME_ID: gemu_log("CLOCK_THREAD_CPUTIME_ID"); break; case TARGET_CLOCK_MONOTONIC_RAW: gemu_log("CLOCK_MONOTONIC_RAW"); break; case TARGET_CLOCK_REALTIME_COARSE: gemu_log("CLOCK_REALTIME_COARSE"); break; case TARGET_CLOCK_MONOTONIC_COARSE: gemu_log("CLOCK_MONOTONIC_COARSE"); break; case TARGET_CLOCK_BOOTTIME: gemu_log("CLOCK_BOOTTIME"); break; case TARGET_CLOCK_REALTIME_ALARM: gemu_log("CLOCK_REALTIME_ALARM"); break; case TARGET_CLOCK_BOOTTIME_ALARM: gemu_log("CLOCK_BOOTTIME_ALARM"); break; case TARGET_CLOCK_SGI_CYCLE: gemu_log("CLOCK_SGI_CYCLE"); break; case TARGET_CLOCK_TAI: gemu_log("CLOCK_TAI"); break; default: gemu_log("%d", clockid); break; } gemu_log("%s", get_comma(last)); } #endif /* * Sysycall specific output functions */ /* select */ #ifdef TARGET_NR__newselect static long newselect_arg1 = 0; static long newselect_arg2 = 0; static long newselect_arg3 = 0; static long newselect_arg4 = 0; static long newselect_arg5 = 0; static void print_newselect(const struct syscallname *name, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5, abi_long arg6) { gemu_log("%s(" TARGET_ABI_FMT_ld ",", name->name, arg1); print_fdset(arg1, arg2); gemu_log(","); print_fdset(arg1, arg3); gemu_log(","); print_fdset(arg1, arg4); gemu_log(","); print_timeval(arg5, 1); gemu_log(")"); /* save for use in the return output function below */ newselect_arg1=arg1; newselect_arg2=arg2; newselect_arg3=arg3; newselect_arg4=arg4; newselect_arg5=arg5; } #endif #ifdef TARGET_NR_semctl static void print_semctl(const struct syscallname *name, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5, abi_long arg6) { gemu_log("%s(" TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld ",", name->name, arg1, arg2); print_ipc_cmd(arg3); gemu_log(",0x" TARGET_ABI_FMT_lx ")", arg4); } #endif static void print_execve(const struct syscallname *name, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5, abi_long arg6) { abi_ulong arg_ptr_addr; char *s; if (!(s = lock_user_string(arg1))) return; gemu_log("%s(\"%s\",{", name->name, s); unlock_user(s, arg1, 0); for (arg_ptr_addr = arg2; ; arg_ptr_addr += sizeof(abi_ulong)) { abi_ulong *arg_ptr, arg_addr; arg_ptr = lock_user(VERIFY_READ, arg_ptr_addr, sizeof(abi_ulong), 1); if (!arg_ptr) return; arg_addr = tswapal(*arg_ptr); unlock_user(arg_ptr, arg_ptr_addr, 0); if (!arg_addr) break; if ((s = lock_user_string(arg_addr))) { gemu_log("\"%s\",", s); unlock_user(s, arg_addr, 0); } } gemu_log("NULL})"); } #ifdef TARGET_NR_ipc static void print_ipc(const struct syscallname *name, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5, abi_long arg6) { switch(arg1) { case IPCOP_semctl: gemu_log("semctl(" TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld ",", arg1, arg2); print_ipc_cmd(arg3); gemu_log(",0x" TARGET_ABI_FMT_lx ")", arg4); break; default: gemu_log("%s(" TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld ")", name->name, arg1, arg2, arg3, arg4); } } #endif /* * Variants for the return value output function */ static void print_syscall_ret_addr(const struct syscallname *name, abi_long ret) { const char *errstr = NULL; if (ret < 0) { errstr = target_strerror(-ret); } if (errstr) { gemu_log(" = -1 errno=%d (%s)\n", (int)-ret, errstr); } else { gemu_log(" = 0x" TARGET_ABI_FMT_lx "\n", ret); } } #if 0 /* currently unused */ static void print_syscall_ret_raw(struct syscallname *name, abi_long ret) { gemu_log(" = 0x" TARGET_ABI_FMT_lx "\n", ret); } #endif #ifdef TARGET_NR__newselect static void print_syscall_ret_newselect(const struct syscallname *name, abi_long ret) { gemu_log(" = 0x" TARGET_ABI_FMT_lx " (", ret); print_fdset(newselect_arg1,newselect_arg2); gemu_log(","); print_fdset(newselect_arg1,newselect_arg3); gemu_log(","); print_fdset(newselect_arg1,newselect_arg4); gemu_log(","); print_timeval(newselect_arg5, 1); gemu_log(")\n"); } #endif /* special meanings of adjtimex()' non-negative return values */ #define TARGET_TIME_OK 0 /* clock synchronized, no leap second */ #define TARGET_TIME_INS 1 /* insert leap second */ #define TARGET_TIME_DEL 2 /* delete leap second */ #define TARGET_TIME_OOP 3 /* leap second in progress */ #define TARGET_TIME_WAIT 4 /* leap second has occurred */ #define TARGET_TIME_ERROR 5 /* clock not synchronized */ static void print_syscall_ret_adjtimex(const struct syscallname *name, abi_long ret) { const char *errstr = NULL; gemu_log(" = "); if (ret < 0) { gemu_log("-1 errno=%d", errno); errstr = target_strerror(-ret); if (errstr) { gemu_log(" (%s)", errstr); } } else { gemu_log(TARGET_ABI_FMT_ld, ret); switch (ret) { case TARGET_TIME_OK: gemu_log(" TIME_OK (clock synchronized, no leap second)"); break; case TARGET_TIME_INS: gemu_log(" TIME_INS (insert leap second)"); break; case TARGET_TIME_DEL: gemu_log(" TIME_DEL (delete leap second)"); break; case TARGET_TIME_OOP: gemu_log(" TIME_OOP (leap second in progress)"); break; case TARGET_TIME_WAIT: gemu_log(" TIME_WAIT (leap second has occurred)"); break; case TARGET_TIME_ERROR: gemu_log(" TIME_ERROR (clock not synchronized)"); break; } } gemu_log("\n"); } UNUSED static struct flags access_flags[] = { FLAG_GENERIC(F_OK), FLAG_GENERIC(R_OK), FLAG_GENERIC(W_OK), FLAG_GENERIC(X_OK), FLAG_END, }; UNUSED static struct flags at_file_flags[] = { #ifdef AT_EACCESS FLAG_GENERIC(AT_EACCESS), #endif #ifdef AT_SYMLINK_NOFOLLOW FLAG_GENERIC(AT_SYMLINK_NOFOLLOW), #endif FLAG_END, }; UNUSED static struct flags unlinkat_flags[] = { #ifdef AT_REMOVEDIR FLAG_GENERIC(AT_REMOVEDIR), #endif FLAG_END, }; UNUSED static struct flags mode_flags[] = { FLAG_GENERIC(S_IFSOCK), FLAG_GENERIC(S_IFLNK), FLAG_GENERIC(S_IFREG), FLAG_GENERIC(S_IFBLK), FLAG_GENERIC(S_IFDIR), FLAG_GENERIC(S_IFCHR), FLAG_GENERIC(S_IFIFO), FLAG_END, }; UNUSED static struct flags open_access_flags[] = { FLAG_TARGET(O_RDONLY), FLAG_TARGET(O_WRONLY), FLAG_TARGET(O_RDWR), FLAG_END, }; UNUSED static struct flags open_flags[] = { FLAG_TARGET(O_APPEND), FLAG_TARGET(O_CREAT), FLAG_TARGET(O_DIRECTORY), FLAG_TARGET(O_EXCL), FLAG_TARGET(O_LARGEFILE), FLAG_TARGET(O_NOCTTY), FLAG_TARGET(O_NOFOLLOW), FLAG_TARGET(O_NONBLOCK), /* also O_NDELAY */ FLAG_TARGET(O_DSYNC), FLAG_TARGET(__O_SYNC), FLAG_TARGET(O_TRUNC), #ifdef O_DIRECT FLAG_TARGET(O_DIRECT), #endif #ifdef O_NOATIME FLAG_TARGET(O_NOATIME), #endif #ifdef O_CLOEXEC FLAG_TARGET(O_CLOEXEC), #endif #ifdef O_PATH FLAG_TARGET(O_PATH), #endif #ifdef O_TMPFILE FLAG_TARGET(O_TMPFILE), FLAG_TARGET(__O_TMPFILE), #endif FLAG_END, }; UNUSED static struct flags mount_flags[] = { #ifdef MS_BIND FLAG_GENERIC(MS_BIND), #endif #ifdef MS_DIRSYNC FLAG_GENERIC(MS_DIRSYNC), #endif FLAG_GENERIC(MS_MANDLOCK), #ifdef MS_MOVE FLAG_GENERIC(MS_MOVE), #endif FLAG_GENERIC(MS_NOATIME), FLAG_GENERIC(MS_NODEV), FLAG_GENERIC(MS_NODIRATIME), FLAG_GENERIC(MS_NOEXEC), FLAG_GENERIC(MS_NOSUID), FLAG_GENERIC(MS_RDONLY), #ifdef MS_RELATIME FLAG_GENERIC(MS_RELATIME), #endif FLAG_GENERIC(MS_REMOUNT), FLAG_GENERIC(MS_SYNCHRONOUS), FLAG_END, }; UNUSED static struct flags umount2_flags[] = { #ifdef MNT_FORCE FLAG_GENERIC(MNT_FORCE), #endif #ifdef MNT_DETACH FLAG_GENERIC(MNT_DETACH), #endif #ifdef MNT_EXPIRE FLAG_GENERIC(MNT_EXPIRE), #endif FLAG_END, }; UNUSED static struct flags mmap_prot_flags[] = { FLAG_GENERIC(PROT_NONE), FLAG_GENERIC(PROT_EXEC), FLAG_GENERIC(PROT_READ), FLAG_GENERIC(PROT_WRITE), FLAG_TARGET(PROT_SEM), FLAG_GENERIC(PROT_GROWSDOWN), FLAG_GENERIC(PROT_GROWSUP), FLAG_END, }; UNUSED static struct flags mmap_flags[] = { FLAG_TARGET(MAP_SHARED), FLAG_TARGET(MAP_PRIVATE), FLAG_TARGET(MAP_ANONYMOUS), FLAG_TARGET(MAP_DENYWRITE), FLAG_TARGET(MAP_FIXED), FLAG_TARGET(MAP_GROWSDOWN), FLAG_TARGET(MAP_EXECUTABLE), #ifdef MAP_LOCKED FLAG_TARGET(MAP_LOCKED), #endif #ifdef MAP_NONBLOCK FLAG_TARGET(MAP_NONBLOCK), #endif FLAG_TARGET(MAP_NORESERVE), #ifdef MAP_POPULATE FLAG_TARGET(MAP_POPULATE), #endif #ifdef TARGET_MAP_UNINITIALIZED FLAG_TARGET(MAP_UNINITIALIZED), #endif FLAG_END, }; UNUSED static struct flags clone_flags[] = { FLAG_GENERIC(CLONE_VM), FLAG_GENERIC(CLONE_FS), FLAG_GENERIC(CLONE_FILES), FLAG_GENERIC(CLONE_SIGHAND), FLAG_GENERIC(CLONE_PTRACE), FLAG_GENERIC(CLONE_VFORK), FLAG_GENERIC(CLONE_PARENT), FLAG_GENERIC(CLONE_THREAD), FLAG_GENERIC(CLONE_NEWNS), FLAG_GENERIC(CLONE_SYSVSEM), FLAG_GENERIC(CLONE_SETTLS), FLAG_GENERIC(CLONE_PARENT_SETTID), FLAG_GENERIC(CLONE_CHILD_CLEARTID), FLAG_GENERIC(CLONE_DETACHED), FLAG_GENERIC(CLONE_UNTRACED), FLAG_GENERIC(CLONE_CHILD_SETTID), #if defined(CLONE_NEWUTS) FLAG_GENERIC(CLONE_NEWUTS), #endif #if defined(CLONE_NEWIPC) FLAG_GENERIC(CLONE_NEWIPC), #endif #if defined(CLONE_NEWUSER) FLAG_GENERIC(CLONE_NEWUSER), #endif #if defined(CLONE_NEWPID) FLAG_GENERIC(CLONE_NEWPID), #endif #if defined(CLONE_NEWNET) FLAG_GENERIC(CLONE_NEWNET), #endif #if defined(CLONE_IO) FLAG_GENERIC(CLONE_IO), #endif FLAG_END, }; UNUSED static struct flags msg_flags[] = { /* send */ FLAG_GENERIC(MSG_CONFIRM), FLAG_GENERIC(MSG_DONTROUTE), FLAG_GENERIC(MSG_DONTWAIT), FLAG_GENERIC(MSG_EOR), FLAG_GENERIC(MSG_MORE), FLAG_GENERIC(MSG_NOSIGNAL), FLAG_GENERIC(MSG_OOB), /* recv */ FLAG_GENERIC(MSG_CMSG_CLOEXEC), FLAG_GENERIC(MSG_ERRQUEUE), FLAG_GENERIC(MSG_PEEK), FLAG_GENERIC(MSG_TRUNC), FLAG_GENERIC(MSG_WAITALL), /* recvmsg */ FLAG_GENERIC(MSG_CTRUNC), FLAG_END, }; /* * print_xxx utility functions. These are used to print syscall * parameters in certain format. All of these have parameter * named 'last'. This parameter is used to add comma to output * when last == 0. */ static const char * get_comma(int last) { return ((last) ? "" : ","); } static void print_flags(const struct flags *f, abi_long flags, int last) { const char *sep = ""; int n; if ((flags == 0) && (f->f_value == 0)) { gemu_log("%s%s", f->f_string, get_comma(last)); return; } for (n = 0; f->f_string != NULL; f++) { if ((f->f_value != 0) && ((flags & f->f_value) == f->f_value)) { gemu_log("%s%s", sep, f->f_string); flags &= ~f->f_value; sep = "|"; n++; } } if (n > 0) { /* print rest of the flags as numeric */ if (flags != 0) { gemu_log("%s%#x%s", sep, (unsigned int)flags, get_comma(last)); } else { gemu_log("%s", get_comma(last)); } } else { /* no string version of flags found, print them in hex then */ gemu_log("%#x%s", (unsigned int)flags, get_comma(last)); } } static void print_at_dirfd(abi_long dirfd, int last) { #ifdef AT_FDCWD if (dirfd == AT_FDCWD) { gemu_log("AT_FDCWD%s", get_comma(last)); return; } #endif gemu_log("%d%s", (int)dirfd, get_comma(last)); } static void print_file_mode(abi_long mode, int last) { const char *sep = ""; const struct flags *m; for (m = &mode_flags[0]; m->f_string != NULL; m++) { if ((m->f_value & mode) == m->f_value) { gemu_log("%s%s", m->f_string, sep); sep = "|"; mode &= ~m->f_value; break; } } mode &= ~S_IFMT; /* print rest of the mode as octal */ if (mode != 0) gemu_log("%s%#o", sep, (unsigned int)mode); gemu_log("%s", get_comma(last)); } static void print_open_flags(abi_long flags, int last) { print_flags(open_access_flags, flags & TARGET_O_ACCMODE, 1); flags &= ~TARGET_O_ACCMODE; if (flags == 0) { gemu_log("%s", get_comma(last)); return; } gemu_log("|"); print_flags(open_flags, flags, last); } static void print_syscall_prologue(const struct syscallname *sc) { gemu_log("%s(", sc->name); } /*ARGSUSED*/ static void print_syscall_epilogue(const struct syscallname *sc) { (void)sc; gemu_log(")"); } static void print_string(abi_long addr, int last) { char *s; if ((s = lock_user_string(addr)) != NULL) { gemu_log("\"%s\"%s", s, get_comma(last)); unlock_user(s, addr, 0); } else { /* can't get string out of it, so print it as pointer */ print_pointer(addr, last); } } #define MAX_PRINT_BUF 40 static void print_buf(abi_long addr, abi_long len, int last) { uint8_t *s; int i; s = lock_user(VERIFY_READ, addr, len, 1); if (s) { gemu_log("\""); for (i = 0; i < MAX_PRINT_BUF && i < len; i++) { if (isprint(s[i])) { gemu_log("%c", s[i]); } else { gemu_log("\\%o", s[i]); } } gemu_log("\""); if (i != len) { gemu_log("..."); } if (!last) { gemu_log(","); } unlock_user(s, addr, 0); } else { print_pointer(addr, last); } } /* * Prints out raw parameter using given format. Caller needs * to do byte swapping if needed. */ static void print_raw_param(const char *fmt, abi_long param, int last) { char format[64]; (void) snprintf(format, sizeof (format), "%s%s", fmt, get_comma(last)); gemu_log(format, param); } static void print_pointer(abi_long p, int last) { if (p == 0) gemu_log("NULL%s", get_comma(last)); else gemu_log("0x" TARGET_ABI_FMT_lx "%s", p, get_comma(last)); } /* * Reads 32-bit (int) number from guest address space from * address 'addr' and prints it. */ static void print_number(abi_long addr, int last) { if (addr == 0) { gemu_log("NULL%s", get_comma(last)); } else { int num; get_user_s32(num, addr); gemu_log("[%d]%s", num, get_comma(last)); } } static void print_timeval(abi_ulong tv_addr, int last) { if( tv_addr ) { struct target_timeval *tv; tv = lock_user(VERIFY_READ, tv_addr, sizeof(*tv), 1); if (!tv) return; gemu_log("{" TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld "}%s", tswapal(tv->tv_sec), tswapal(tv->tv_usec), get_comma(last)); unlock_user(tv, tv_addr, 0); } else gemu_log("NULL%s", get_comma(last)); } #undef UNUSED #ifdef TARGET_NR_accept static void print_accept(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_raw_param("%d", arg0, 0); print_pointer(arg1, 0); print_number(arg2, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_access static void print_access(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_string(arg0, 0); print_flags(access_flags, arg1, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_brk static void print_brk(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_pointer(arg0, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_chdir static void print_chdir(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_string(arg0, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_chmod static void print_chmod(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_string(arg0, 0); print_file_mode(arg1, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_clock_adjtime static void print_clock_adjtime(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_clockid(arg0, 0); print_pointer(arg1, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_clone static void do_print_clone(unsigned int flags, abi_ulong newsp, abi_ulong parent_tidptr, target_ulong newtls, abi_ulong child_tidptr) { print_flags(clone_flags, flags, 0); print_raw_param("child_stack=0x" TARGET_ABI_FMT_lx, newsp, 0); print_raw_param("parent_tidptr=0x" TARGET_ABI_FMT_lx, parent_tidptr, 0); print_raw_param("tls=0x" TARGET_ABI_FMT_lx, newtls, 0); print_raw_param("child_tidptr=0x" TARGET_ABI_FMT_lx, child_tidptr, 1); } static void print_clone(const struct syscallname *name, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5, abi_long arg6) { print_syscall_prologue(name); #if defined(TARGET_MICROBLAZE) do_print_clone(arg1, arg2, arg4, arg6, arg5); #elif defined(TARGET_CLONE_BACKWARDS) do_print_clone(arg1, arg2, arg3, arg4, arg5); #elif defined(TARGET_CLONE_BACKWARDS2) do_print_clone(arg2, arg1, arg3, arg5, arg4); #else do_print_clone(arg1, arg2, arg3, arg5, arg4); #endif print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_creat static void print_creat(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_string(arg0, 0); print_file_mode(arg1, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_execv static void print_execv(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_string(arg0, 0); print_raw_param("0x" TARGET_ABI_FMT_lx, arg1, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_faccessat static void print_faccessat(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_at_dirfd(arg0, 0); print_string(arg1, 0); print_flags(access_flags, arg2, 0); print_flags(at_file_flags, arg3, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_fchmodat static void print_fchmodat(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_at_dirfd(arg0, 0); print_string(arg1, 0); print_file_mode(arg2, 0); print_flags(at_file_flags, arg3, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_fchownat static void print_fchownat(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_at_dirfd(arg0, 0); print_string(arg1, 0); print_raw_param("%d", arg2, 0); print_raw_param("%d", arg3, 0); print_flags(at_file_flags, arg4, 1); print_syscall_epilogue(name); } #endif #if defined(TARGET_NR_fcntl) || defined(TARGET_NR_fcntl64) static void print_fcntl(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_raw_param("%d", arg0, 0); switch(arg1) { case TARGET_F_DUPFD: gemu_log("F_DUPFD,"); print_raw_param(TARGET_ABI_FMT_ld, arg2, 1); break; case TARGET_F_GETFD: gemu_log("F_GETFD"); break; case TARGET_F_SETFD: gemu_log("F_SETFD,"); print_raw_param(TARGET_ABI_FMT_ld, arg2, 1); break; case TARGET_F_GETFL: gemu_log("F_GETFL"); break; case TARGET_F_SETFL: gemu_log("F_SETFL,"); print_open_flags(arg2, 1); break; case TARGET_F_GETLK: gemu_log("F_GETLK,"); print_pointer(arg2, 1); break; case TARGET_F_SETLK: gemu_log("F_SETLK,"); print_pointer(arg2, 1); break; case TARGET_F_SETLKW: gemu_log("F_SETLKW,"); print_pointer(arg2, 1); break; case TARGET_F_GETOWN: gemu_log("F_GETOWN"); break; case TARGET_F_SETOWN: gemu_log("F_SETOWN,"); print_raw_param(TARGET_ABI_FMT_ld, arg2, 0); break; case TARGET_F_GETSIG: gemu_log("F_GETSIG"); break; case TARGET_F_SETSIG: gemu_log("F_SETSIG,"); print_raw_param(TARGET_ABI_FMT_ld, arg2, 0); break; #if TARGET_ABI_BITS == 32 case TARGET_F_GETLK64: gemu_log("F_GETLK64,"); print_pointer(arg2, 1); break; case TARGET_F_SETLK64: gemu_log("F_SETLK64,"); print_pointer(arg2, 1); break; case TARGET_F_SETLKW64: gemu_log("F_SETLKW64,"); print_pointer(arg2, 1); break; #endif case TARGET_F_SETLEASE: gemu_log("F_SETLEASE,"); print_raw_param(TARGET_ABI_FMT_ld, arg2, 0); break; case TARGET_F_GETLEASE: gemu_log("F_GETLEASE"); break; case TARGET_F_SETPIPE_SZ: gemu_log("F_SETPIPE_SZ,"); print_raw_param(TARGET_ABI_FMT_ld, arg2, 1); break; case TARGET_F_GETPIPE_SZ: gemu_log("F_GETPIPE_SZ"); break; case TARGET_F_DUPFD_CLOEXEC: gemu_log("F_DUPFD_CLOEXEC,"); print_raw_param(TARGET_ABI_FMT_ld, arg2, 1); break; case TARGET_F_NOTIFY: gemu_log("F_NOTIFY,"); print_raw_param(TARGET_ABI_FMT_ld, arg2, 0); break; default: print_raw_param(TARGET_ABI_FMT_ld, arg1, 0); print_pointer(arg2, 1); break; } print_syscall_epilogue(name); } #define print_fcntl64 print_fcntl #endif #ifdef TARGET_NR_futimesat static void print_futimesat(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_at_dirfd(arg0, 0); print_string(arg1, 0); print_timeval(arg2, 0); print_timeval(arg2 + sizeof (struct target_timeval), 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_link static void print_link(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_string(arg0, 0); print_string(arg1, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_linkat static void print_linkat(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_at_dirfd(arg0, 0); print_string(arg1, 0); print_at_dirfd(arg2, 0); print_string(arg3, 0); print_flags(at_file_flags, arg4, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR__llseek static void print__llseek(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { const char *whence = "UNKNOWN"; print_syscall_prologue(name); print_raw_param("%d", arg0, 0); print_raw_param("%ld", arg1, 0); print_raw_param("%ld", arg2, 0); print_pointer(arg3, 0); switch(arg4) { case SEEK_SET: whence = "SEEK_SET"; break; case SEEK_CUR: whence = "SEEK_CUR"; break; case SEEK_END: whence = "SEEK_END"; break; } gemu_log("%s",whence); print_syscall_epilogue(name); } #endif #if defined(TARGET_NR_socket) static void print_socket(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { abi_ulong domain = arg0, type = arg1, protocol = arg2; print_syscall_prologue(name); print_socket_domain(domain); gemu_log(","); print_socket_type(type); gemu_log(","); if (domain == AF_PACKET || (domain == AF_INET && type == TARGET_SOCK_PACKET)) { protocol = tswap16(protocol); } print_socket_protocol(domain, type, protocol); print_syscall_epilogue(name); } #endif #if defined(TARGET_NR_socketcall) #define get_user_ualx(x, gaddr, idx) \ get_user_ual(x, (gaddr) + (idx) * sizeof(abi_long)) static void do_print_socket(const char *name, abi_long arg1) { abi_ulong domain, type, protocol; get_user_ualx(domain, arg1, 0); get_user_ualx(type, arg1, 1); get_user_ualx(protocol, arg1, 2); gemu_log("%s(", name); print_socket_domain(domain); gemu_log(","); print_socket_type(type); gemu_log(","); if (domain == AF_PACKET || (domain == AF_INET && type == TARGET_SOCK_PACKET)) { protocol = tswap16(protocol); } print_socket_protocol(domain, type, protocol); gemu_log(")"); } static void do_print_sockaddr(const char *name, abi_long arg1) { abi_ulong sockfd, addr, addrlen; get_user_ualx(sockfd, arg1, 0); get_user_ualx(addr, arg1, 1); get_user_ualx(addrlen, arg1, 2); gemu_log("%s(", name); print_raw_param(TARGET_ABI_FMT_ld, sockfd, 0); print_sockaddr(addr, addrlen); gemu_log(")"); } static void do_print_listen(const char *name, abi_long arg1) { abi_ulong sockfd, backlog; get_user_ualx(sockfd, arg1, 0); get_user_ualx(backlog, arg1, 1); gemu_log("%s(", name); print_raw_param(TARGET_ABI_FMT_ld, sockfd, 0); print_raw_param(TARGET_ABI_FMT_ld, backlog, 1); gemu_log(")"); } static void do_print_socketpair(const char *name, abi_long arg1) { abi_ulong domain, type, protocol, tab; get_user_ualx(domain, arg1, 0); get_user_ualx(type, arg1, 1); get_user_ualx(protocol, arg1, 2); get_user_ualx(tab, arg1, 3); gemu_log("%s(", name); print_socket_domain(domain); gemu_log(","); print_socket_type(type); gemu_log(","); print_socket_protocol(domain, type, protocol); gemu_log(","); print_raw_param(TARGET_ABI_FMT_lx, tab, 1); gemu_log(")"); } static void do_print_sendrecv(const char *name, abi_long arg1) { abi_ulong sockfd, msg, len, flags; get_user_ualx(sockfd, arg1, 0); get_user_ualx(msg, arg1, 1); get_user_ualx(len, arg1, 2); get_user_ualx(flags, arg1, 3); gemu_log("%s(", name); print_raw_param(TARGET_ABI_FMT_ld, sockfd, 0); print_buf(msg, len, 0); print_raw_param(TARGET_ABI_FMT_ld, len, 0); print_flags(msg_flags, flags, 1); gemu_log(")"); } static void do_print_msgaddr(const char *name, abi_long arg1) { abi_ulong sockfd, msg, len, flags, addr, addrlen; get_user_ualx(sockfd, arg1, 0); get_user_ualx(msg, arg1, 1); get_user_ualx(len, arg1, 2); get_user_ualx(flags, arg1, 3); get_user_ualx(addr, arg1, 4); get_user_ualx(addrlen, arg1, 5); gemu_log("%s(", name); print_raw_param(TARGET_ABI_FMT_ld, sockfd, 0); print_buf(msg, len, 0); print_raw_param(TARGET_ABI_FMT_ld, len, 0); print_flags(msg_flags, flags, 0); print_sockaddr(addr, addrlen); gemu_log(")"); } static void do_print_shutdown(const char *name, abi_long arg1) { abi_ulong sockfd, how; get_user_ualx(sockfd, arg1, 0); get_user_ualx(how, arg1, 1); gemu_log("shutdown("); print_raw_param(TARGET_ABI_FMT_ld, sockfd, 0); switch (how) { case SHUT_RD: gemu_log("SHUT_RD"); break; case SHUT_WR: gemu_log("SHUT_WR"); break; case SHUT_RDWR: gemu_log("SHUT_RDWR"); break; default: print_raw_param(TARGET_ABI_FMT_ld, how, 1); break; } gemu_log(")"); } static void do_print_msg(const char *name, abi_long arg1) { abi_ulong sockfd, msg, flags; get_user_ualx(sockfd, arg1, 0); get_user_ualx(msg, arg1, 1); get_user_ualx(flags, arg1, 2); gemu_log("%s(", name); print_raw_param(TARGET_ABI_FMT_ld, sockfd, 0); print_pointer(msg, 0); print_flags(msg_flags, flags, 1); gemu_log(")"); } static void do_print_sockopt(const char *name, abi_long arg1) { abi_ulong sockfd, level, optname, optval, optlen; get_user_ualx(sockfd, arg1, 0); get_user_ualx(level, arg1, 1); get_user_ualx(optname, arg1, 2); get_user_ualx(optval, arg1, 3); get_user_ualx(optlen, arg1, 4); gemu_log("%s(", name); print_raw_param(TARGET_ABI_FMT_ld, sockfd, 0); switch (level) { case SOL_TCP: gemu_log("SOL_TCP,"); print_raw_param(TARGET_ABI_FMT_ld, optname, 0); print_pointer(optval, 0); break; case SOL_IP: gemu_log("SOL_IP,"); print_raw_param(TARGET_ABI_FMT_ld, optname, 0); print_pointer(optval, 0); break; case SOL_RAW: gemu_log("SOL_RAW,"); print_raw_param(TARGET_ABI_FMT_ld, optname, 0); print_pointer(optval, 0); break; case TARGET_SOL_SOCKET: gemu_log("SOL_SOCKET,"); switch (optname) { case TARGET_SO_DEBUG: gemu_log("SO_DEBUG,"); print_optint: print_number(optval, 0); break; case TARGET_SO_REUSEADDR: gemu_log("SO_REUSEADDR,"); goto print_optint; case TARGET_SO_TYPE: gemu_log("SO_TYPE,"); goto print_optint; case TARGET_SO_ERROR: gemu_log("SO_ERROR,"); goto print_optint; case TARGET_SO_DONTROUTE: gemu_log("SO_DONTROUTE,"); goto print_optint; case TARGET_SO_BROADCAST: gemu_log("SO_BROADCAST,"); goto print_optint; case TARGET_SO_SNDBUF: gemu_log("SO_SNDBUF,"); goto print_optint; case TARGET_SO_RCVBUF: gemu_log("SO_RCVBUF,"); goto print_optint; case TARGET_SO_KEEPALIVE: gemu_log("SO_KEEPALIVE,"); goto print_optint; case TARGET_SO_OOBINLINE: gemu_log("SO_OOBINLINE,"); goto print_optint; case TARGET_SO_NO_CHECK: gemu_log("SO_NO_CHECK,"); goto print_optint; case TARGET_SO_PRIORITY: gemu_log("SO_PRIORITY,"); goto print_optint; case TARGET_SO_BSDCOMPAT: gemu_log("SO_BSDCOMPAT,"); goto print_optint; case TARGET_SO_PASSCRED: gemu_log("SO_PASSCRED,"); goto print_optint; case TARGET_SO_TIMESTAMP: gemu_log("SO_TIMESTAMP,"); goto print_optint; case TARGET_SO_RCVLOWAT: gemu_log("SO_RCVLOWAT,"); goto print_optint; case TARGET_SO_RCVTIMEO: gemu_log("SO_RCVTIMEO,"); print_timeval(optval, 0); break; case TARGET_SO_SNDTIMEO: gemu_log("SO_SNDTIMEO,"); print_timeval(optval, 0); break; case TARGET_SO_ATTACH_FILTER: { struct target_sock_fprog *fprog; gemu_log("SO_ATTACH_FILTER,"); if (lock_user_struct(VERIFY_READ, fprog, optval, 0)) { struct target_sock_filter *filter; gemu_log("{"); if (lock_user_struct(VERIFY_READ, filter, tswapal(fprog->filter), 0)) { int i; for (i = 0; i < tswap16(fprog->len) - 1; i++) { gemu_log("[%d]{0x%x,%d,%d,0x%x},", i, tswap16(filter[i].code), filter[i].jt, filter[i].jf, tswap32(filter[i].k)); } gemu_log("[%d]{0x%x,%d,%d,0x%x}", i, tswap16(filter[i].code), filter[i].jt, filter[i].jf, tswap32(filter[i].k)); } else { gemu_log(TARGET_ABI_FMT_lx, tswapal(fprog->filter)); } gemu_log(",%d},", tswap16(fprog->len)); unlock_user(fprog, optval, 0); } else { print_pointer(optval, 0); } break; } default: print_raw_param(TARGET_ABI_FMT_ld, optname, 0); print_pointer(optval, 0); break; } break; default: print_raw_param(TARGET_ABI_FMT_ld, level, 0); print_raw_param(TARGET_ABI_FMT_ld, optname, 0); print_pointer(optval, 0); break; } print_raw_param(TARGET_ABI_FMT_ld, optlen, 1); gemu_log(")"); } #define PRINT_SOCKOP(name, func) \ [TARGET_SYS_##name] = { #name, func } static struct { const char *name; void (*print)(const char *, abi_long); } scall[] = { PRINT_SOCKOP(SOCKET, do_print_socket), PRINT_SOCKOP(BIND, do_print_sockaddr), PRINT_SOCKOP(CONNECT, do_print_sockaddr), PRINT_SOCKOP(LISTEN, do_print_listen), PRINT_SOCKOP(ACCEPT, do_print_sockaddr), PRINT_SOCKOP(GETSOCKNAME, do_print_sockaddr), PRINT_SOCKOP(GETPEERNAME, do_print_sockaddr), PRINT_SOCKOP(SOCKETPAIR, do_print_socketpair), PRINT_SOCKOP(SEND, do_print_sendrecv), PRINT_SOCKOP(RECV, do_print_sendrecv), PRINT_SOCKOP(SENDTO, do_print_msgaddr), PRINT_SOCKOP(RECVFROM, do_print_msgaddr), PRINT_SOCKOP(SHUTDOWN, do_print_shutdown), PRINT_SOCKOP(SETSOCKOPT, do_print_sockopt), PRINT_SOCKOP(GETSOCKOPT, do_print_sockopt), PRINT_SOCKOP(SENDMSG, do_print_msg), PRINT_SOCKOP(RECVMSG, do_print_msg), PRINT_SOCKOP(ACCEPT4, NULL), PRINT_SOCKOP(RECVMMSG, NULL), PRINT_SOCKOP(SENDMMSG, NULL), }; static void print_socketcall(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { if (arg0 >= 0 && arg0 < ARRAY_SIZE(scall) && scall[arg0].print) { scall[arg0].print(scall[arg0].name, arg1); return; } print_syscall_prologue(name); print_raw_param(TARGET_ABI_FMT_ld, arg0, 0); print_raw_param(TARGET_ABI_FMT_ld, arg1, 0); print_raw_param(TARGET_ABI_FMT_ld, arg2, 0); print_raw_param(TARGET_ABI_FMT_ld, arg3, 0); print_raw_param(TARGET_ABI_FMT_ld, arg4, 0); print_raw_param(TARGET_ABI_FMT_ld, arg5, 0); print_syscall_epilogue(name); } #endif #if defined(TARGET_NR_stat) || defined(TARGET_NR_stat64) || \ defined(TARGET_NR_lstat) || defined(TARGET_NR_lstat64) static void print_stat(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_string(arg0, 0); print_pointer(arg1, 1); print_syscall_epilogue(name); } #define print_lstat print_stat #define print_stat64 print_stat #define print_lstat64 print_stat #endif #if defined(TARGET_NR_fstat) || defined(TARGET_NR_fstat64) static void print_fstat(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_raw_param("%d", arg0, 0); print_pointer(arg1, 1); print_syscall_epilogue(name); } #define print_fstat64 print_fstat #endif #ifdef TARGET_NR_mkdir static void print_mkdir(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_string(arg0, 0); print_file_mode(arg1, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_mkdirat static void print_mkdirat(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_at_dirfd(arg0, 0); print_string(arg1, 0); print_file_mode(arg2, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_rmdir static void print_rmdir(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_string(arg0, 0); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_rt_sigaction static void print_rt_sigaction(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_signal(arg0, 0); print_pointer(arg1, 0); print_pointer(arg2, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_rt_sigprocmask static void print_rt_sigprocmask(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { const char *how = "UNKNOWN"; print_syscall_prologue(name); switch(arg0) { case TARGET_SIG_BLOCK: how = "SIG_BLOCK"; break; case TARGET_SIG_UNBLOCK: how = "SIG_UNBLOCK"; break; case TARGET_SIG_SETMASK: how = "SIG_SETMASK"; break; } gemu_log("%s,",how); print_pointer(arg1, 0); print_pointer(arg2, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_rt_sigqueueinfo static void print_rt_sigqueueinfo(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { void *p; target_siginfo_t uinfo; print_syscall_prologue(name); print_raw_param("%d", arg0, 0); print_signal(arg1, 0); p = lock_user(VERIFY_READ, arg2, sizeof(target_siginfo_t), 1); if (p) { get_target_siginfo(&uinfo, p); print_siginfo(&uinfo); unlock_user(p, arg2, 0); } else { print_pointer(arg2, 1); } print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_rt_tgsigqueueinfo static void print_rt_tgsigqueueinfo(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { void *p; target_siginfo_t uinfo; print_syscall_prologue(name); print_raw_param("%d", arg0, 0); print_raw_param("%d", arg1, 0); print_signal(arg2, 0); p = lock_user(VERIFY_READ, arg3, sizeof(target_siginfo_t), 1); if (p) { get_target_siginfo(&uinfo, p); print_siginfo(&uinfo); unlock_user(p, arg3, 0); } else { print_pointer(arg3, 1); } print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_syslog static void print_syslog_action(abi_ulong arg, int last) { const char *type; switch (arg) { case TARGET_SYSLOG_ACTION_CLOSE: { type = "SYSLOG_ACTION_CLOSE"; break; } case TARGET_SYSLOG_ACTION_OPEN: { type = "SYSLOG_ACTION_OPEN"; break; } case TARGET_SYSLOG_ACTION_READ: { type = "SYSLOG_ACTION_READ"; break; } case TARGET_SYSLOG_ACTION_READ_ALL: { type = "SYSLOG_ACTION_READ_ALL"; break; } case TARGET_SYSLOG_ACTION_READ_CLEAR: { type = "SYSLOG_ACTION_READ_CLEAR"; break; } case TARGET_SYSLOG_ACTION_CLEAR: { type = "SYSLOG_ACTION_CLEAR"; break; } case TARGET_SYSLOG_ACTION_CONSOLE_OFF: { type = "SYSLOG_ACTION_CONSOLE_OFF"; break; } case TARGET_SYSLOG_ACTION_CONSOLE_ON: { type = "SYSLOG_ACTION_CONSOLE_ON"; break; } case TARGET_SYSLOG_ACTION_CONSOLE_LEVEL: { type = "SYSLOG_ACTION_CONSOLE_LEVEL"; break; } case TARGET_SYSLOG_ACTION_SIZE_UNREAD: { type = "SYSLOG_ACTION_SIZE_UNREAD"; break; } case TARGET_SYSLOG_ACTION_SIZE_BUFFER: { type = "SYSLOG_ACTION_SIZE_BUFFER"; break; } default: { print_raw_param("%ld", arg, last); return; } } gemu_log("%s%s", type, get_comma(last)); } static void print_syslog(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_syslog_action(arg0, 0); print_pointer(arg1, 0); print_raw_param("%d", arg2, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_mknod static void print_mknod(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { int hasdev = (arg1 & (S_IFCHR|S_IFBLK)); print_syscall_prologue(name); print_string(arg0, 0); print_file_mode(arg1, (hasdev == 0)); if (hasdev) { print_raw_param("makedev(%d", major(arg2), 0); print_raw_param("%d)", minor(arg2), 1); } print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_mknodat static void print_mknodat(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { int hasdev = (arg2 & (S_IFCHR|S_IFBLK)); print_syscall_prologue(name); print_at_dirfd(arg0, 0); print_string(arg1, 0); print_file_mode(arg2, (hasdev == 0)); if (hasdev) { print_raw_param("makedev(%d", major(arg3), 0); print_raw_param("%d)", minor(arg3), 1); } print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_mq_open static void print_mq_open(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { int is_creat = (arg1 & TARGET_O_CREAT); print_syscall_prologue(name); print_string(arg0, 0); print_open_flags(arg1, (is_creat == 0)); if (is_creat) { print_file_mode(arg2, 0); print_pointer(arg3, 1); } print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_open static void print_open(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { int is_creat = (arg1 & TARGET_O_CREAT); print_syscall_prologue(name); print_string(arg0, 0); print_open_flags(arg1, (is_creat == 0)); if (is_creat) print_file_mode(arg2, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_openat static void print_openat(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { int is_creat = (arg2 & TARGET_O_CREAT); print_syscall_prologue(name); print_at_dirfd(arg0, 0); print_string(arg1, 0); print_open_flags(arg2, (is_creat == 0)); if (is_creat) print_file_mode(arg3, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_mq_unlink static void print_mq_unlink(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_string(arg0, 1); print_syscall_epilogue(name); } #endif #if defined(TARGET_NR_fstatat64) || defined(TARGET_NR_newfstatat) static void print_fstatat64(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_at_dirfd(arg0, 0); print_string(arg1, 0); print_pointer(arg2, 0); print_flags(at_file_flags, arg3, 1); print_syscall_epilogue(name); } #define print_newfstatat print_fstatat64 #endif #ifdef TARGET_NR_readlink static void print_readlink(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_string(arg0, 0); print_pointer(arg1, 0); print_raw_param("%u", arg2, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_readlinkat static void print_readlinkat(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_at_dirfd(arg0, 0); print_string(arg1, 0); print_pointer(arg2, 0); print_raw_param("%u", arg3, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_rename static void print_rename(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_string(arg0, 0); print_string(arg1, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_renameat static void print_renameat(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_at_dirfd(arg0, 0); print_string(arg1, 0); print_at_dirfd(arg2, 0); print_string(arg3, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_statfs static void print_statfs(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_string(arg0, 0); print_pointer(arg1, 1); print_syscall_epilogue(name); } #define print_statfs64 print_statfs #endif #ifdef TARGET_NR_symlink static void print_symlink(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_string(arg0, 0); print_string(arg1, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_symlinkat static void print_symlinkat(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_string(arg0, 0); print_at_dirfd(arg1, 0); print_string(arg2, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_mount static void print_mount(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_string(arg0, 0); print_string(arg1, 0); print_string(arg2, 0); print_flags(mount_flags, arg3, 0); print_pointer(arg4, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_umount static void print_umount(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_string(arg0, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_umount2 static void print_umount2(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_string(arg0, 0); print_flags(umount2_flags, arg1, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_unlink static void print_unlink(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_string(arg0, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_unlinkat static void print_unlinkat(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_at_dirfd(arg0, 0); print_string(arg1, 0); print_flags(unlinkat_flags, arg2, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_utime static void print_utime(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_string(arg0, 0); print_pointer(arg1, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_utimes static void print_utimes(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_string(arg0, 0); print_pointer(arg1, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_utimensat static void print_utimensat(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_at_dirfd(arg0, 0); print_string(arg1, 0); print_pointer(arg2, 0); print_flags(at_file_flags, arg3, 1); print_syscall_epilogue(name); } #endif #if defined(TARGET_NR_mmap) || defined(TARGET_NR_mmap2) static void print_mmap(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_pointer(arg0, 0); print_raw_param("%d", arg1, 0); print_flags(mmap_prot_flags, arg2, 0); print_flags(mmap_flags, arg3, 0); print_raw_param("%d", arg4, 0); print_raw_param("%#x", arg5, 1); print_syscall_epilogue(name); } #define print_mmap2 print_mmap #endif #ifdef TARGET_NR_mprotect static void print_mprotect(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_pointer(arg0, 0); print_raw_param("%d", arg1, 0); print_flags(mmap_prot_flags, arg2, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_munmap static void print_munmap(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_pointer(arg0, 0); print_raw_param("%d", arg1, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_futex static void print_futex_op(abi_long tflag, int last) { #define print_op(val) \ if( cmd == val ) { \ gemu_log(#val); \ return; \ } int cmd = (int)tflag; #ifdef FUTEX_PRIVATE_FLAG if (cmd & FUTEX_PRIVATE_FLAG) { gemu_log("FUTEX_PRIVATE_FLAG|"); cmd &= ~FUTEX_PRIVATE_FLAG; } #endif #ifdef FUTEX_CLOCK_REALTIME if (cmd & FUTEX_CLOCK_REALTIME) { gemu_log("FUTEX_CLOCK_REALTIME|"); cmd &= ~FUTEX_CLOCK_REALTIME; } #endif print_op(FUTEX_WAIT) print_op(FUTEX_WAKE) print_op(FUTEX_FD) print_op(FUTEX_REQUEUE) print_op(FUTEX_CMP_REQUEUE) print_op(FUTEX_WAKE_OP) print_op(FUTEX_LOCK_PI) print_op(FUTEX_UNLOCK_PI) print_op(FUTEX_TRYLOCK_PI) #ifdef FUTEX_WAIT_BITSET print_op(FUTEX_WAIT_BITSET) #endif #ifdef FUTEX_WAKE_BITSET print_op(FUTEX_WAKE_BITSET) #endif /* unknown values */ gemu_log("%d",cmd); } static void print_futex(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_pointer(arg0, 0); print_futex_op(arg1, 0); print_raw_param(",%d", arg2, 0); print_pointer(arg3, 0); /* struct timespec */ print_pointer(arg4, 0); print_raw_param("%d", arg4, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_kill static void print_kill(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_raw_param("%d", arg0, 0); print_signal(arg1, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_tkill static void print_tkill(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_raw_param("%d", arg0, 0); print_signal(arg1, 1); print_syscall_epilogue(name); } #endif #ifdef TARGET_NR_tgkill static void print_tgkill(const struct syscallname *name, abi_long arg0, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5) { print_syscall_prologue(name); print_raw_param("%d", arg0, 0); print_raw_param("%d", arg1, 0); print_signal(arg2, 1); print_syscall_epilogue(name); } #endif /* * An array of all of the syscalls we know about */ static const struct syscallname scnames[] = { #include "strace.list" }; static int nsyscalls = ARRAY_SIZE(scnames); /* * The public interface to this module. */ void print_syscall(int num, abi_long arg1, abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5, abi_long arg6) { int i; 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 ")"; gemu_log("%d ", getpid() ); for(i=0;i<nsyscalls;i++) if( scnames[i].nr == num ) { if( scnames[i].call != NULL ) { scnames[i].call(&scnames[i],arg1,arg2,arg3,arg4,arg5,arg6); } else { /* XXX: this format system is broken because it uses host types and host pointers for strings */ if( scnames[i].format != NULL ) format = scnames[i].format; gemu_log(format,scnames[i].name, arg1,arg2,arg3,arg4,arg5,arg6); } return; } gemu_log("Unknown syscall %d\n", num); } void print_syscall_ret(int num, abi_long ret) { int i; const char *errstr = NULL; for(i=0;i<nsyscalls;i++) if( scnames[i].nr == num ) { if( scnames[i].result != NULL ) { scnames[i].result(&scnames[i],ret); } else { if (ret < 0) { errstr = target_strerror(-ret); } if (errstr) { gemu_log(" = -1 errno=" TARGET_ABI_FMT_ld " (%s)\n", -ret, errstr); } else { gemu_log(" = " TARGET_ABI_FMT_ld "\n", ret); } } break; } } void print_taken_signal(int target_signum, const target_siginfo_t *tinfo) { /* Print the strace output for a signal being taken: * --- SIGSEGV {si_signo=SIGSEGV, si_code=SI_KERNEL, si_addr=0} --- */ gemu_log("--- "); print_signal(target_signum, 1); gemu_log(" "); print_siginfo(tinfo); gemu_log(" ---\n"); }