diff options
Diffstat (limited to 'src/linux-user/strace.c')
| -rw-r--r-- | src/linux-user/strace.c | 1619 |
1 files changed, 1619 insertions, 0 deletions
diff --git a/src/linux-user/strace.c b/src/linux-user/strace.c new file mode 100644 index 0000000..69d5408 --- /dev/null +++ b/src/linux-user/strace.c @@ -0,0 +1,1619 @@ +#include <stdio.h> +#include <sys/ipc.h> +#include <sys/msg.h> +#include <sys/sem.h> +#include <sys/shm.h> +#include <sys/select.h> +#include <sys/types.h> +#include <sys/mount.h> +#include <sys/mman.h> +#include <sys/sysmacros.h> +#include <unistd.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_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); + +/* + * 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 */ + #ifdef __USER_MISC + output_cmd( MSG_STAT ); + output_cmd( MSG_INFO ); + #endif + /* 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)); +} + +#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 + +/* + * 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) +{ + 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 + +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 + 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, +}; + +/* + * 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); + } +} + +/* + * 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_clone +static void +print_clone(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); +#if defined(TARGET_M68K) + print_flags(clone_flags, arg0, 0); + print_raw_param("newsp=0x" TARGET_ABI_FMT_lx, arg1, 1); +#elif defined(TARGET_SH4) || defined(TARGET_ALPHA) + print_flags(clone_flags, arg0, 0); + print_raw_param("child_stack=0x" TARGET_ABI_FMT_lx, arg1, 0); + print_raw_param("parent_tidptr=0x" TARGET_ABI_FMT_lx, arg2, 0); + print_raw_param("child_tidptr=0x" TARGET_ABI_FMT_lx, arg3, 0); + print_raw_param("tls=0x" TARGET_ABI_FMT_lx, arg4, 1); +#elif defined(TARGET_CRIS) + print_raw_param("child_stack=0x" TARGET_ABI_FMT_lx, arg0, 0); + print_flags(clone_flags, arg1, 0); + print_raw_param("parent_tidptr=0x" TARGET_ABI_FMT_lx, arg2, 0); + print_raw_param("tls=0x" TARGET_ABI_FMT_lx, arg3, 0); + print_raw_param("child_tidptr=0x" TARGET_ABI_FMT_lx, arg4, 1); +#else + print_flags(clone_flags, arg0, 0); + print_raw_param("child_stack=0x" TARGET_ABI_FMT_lx, arg1, 0); + print_raw_param("parent_tidptr=0x" TARGET_ABI_FMT_lx, arg2, 0); + print_raw_param("tls=0x" TARGET_ABI_FMT_lx, arg3, 0); + print_raw_param("child_tidptr=0x" TARGET_ABI_FMT_lx, arg4, 1); +#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_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_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_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 + +/* + * 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; + 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; + } +} |
