root / linux-user / strace.c @ 6f11f013
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#include <stdio.h> |
|---|---|
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#include <errno.h> |
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#include <sys/ipc.h> |
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#include <sys/msg.h> |
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#include <sys/sem.h> |
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#include <sys/shm.h> |
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#include <sys/select.h> |
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#include <sys/types.h> |
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#include <sys/mount.h> |
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#include <sys/mman.h> |
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#include <unistd.h> |
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#include <sched.h> |
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#include "qemu.h" |
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|
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int do_strace=0; |
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|
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struct syscallname {
|
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int nr;
|
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const char *name; |
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const char *format; |
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void (*call)(const struct syscallname *, |
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abi_long, abi_long, abi_long, |
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abi_long, abi_long, abi_long); |
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void (*result)(const struct syscallname *, abi_long); |
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}; |
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|
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#ifdef __GNUC__
|
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/*
|
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* It is possible that target doesn't have syscall that uses
|
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* following flags but we don't want the compiler to warn
|
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* us about them being unused. Same applies to utility print
|
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* functions. It is ok to keep them while not used.
|
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*/
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#define UNUSED __attribute__ ((unused))
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#else
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#define UNUSED
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#endif
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|
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/*
|
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* Structure used to translate flag values into strings. This is
|
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* similar that is in the actual strace tool.
|
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*/
|
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struct flags {
|
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abi_long f_value; /* flag */
|
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const char *f_string; /* stringified flag */ |
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}; |
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|
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/* common flags for all architectures */
|
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#define FLAG_GENERIC(name) { name, #name } |
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/* target specific flags (syscall_defs.h has TARGET_<flag>) */
|
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#define FLAG_TARGET(name) { TARGET_ ## name, #name } |
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/* end of flags array */
|
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#define FLAG_END { 0, NULL } |
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|
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UNUSED static const char *get_comma(int); |
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UNUSED static void print_pointer(abi_long, int); |
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UNUSED static void print_flags(const struct flags *, abi_long, int); |
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UNUSED static void print_at_dirfd(abi_long, int); |
| 59 |
UNUSED static void print_file_mode(abi_long, int); |
| 60 |
UNUSED static void print_open_flags(abi_long, int); |
| 61 |
UNUSED static void print_syscall_prologue(const struct syscallname *); |
| 62 |
UNUSED static void print_syscall_epilogue(const struct syscallname *); |
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UNUSED static void print_string(abi_long, int); |
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UNUSED static void print_raw_param(const char *, abi_long, int); |
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UNUSED static void print_timeval(abi_ulong, int); |
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UNUSED static void print_number(abi_long, int); |
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UNUSED static void print_signal(abi_ulong, int); |
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|
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/*
|
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* Utility functions
|
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*/
|
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static void |
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print_ipc_cmd(int cmd)
|
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{
|
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#define output_cmd(val) \
|
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if( cmd == val ) { \
|
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gemu_log(#val); \
|
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return; \
|
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} |
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|
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cmd &= 0xff;
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|
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/* General IPC commands */
|
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output_cmd( IPC_RMID ); |
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output_cmd( IPC_SET ); |
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output_cmd( IPC_STAT ); |
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output_cmd( IPC_INFO ); |
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/* msgctl() commands */
|
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#ifdef __USER_MISC
|
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output_cmd( MSG_STAT ); |
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output_cmd( MSG_INFO ); |
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#endif
|
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/* shmctl() commands */
|
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output_cmd( SHM_LOCK ); |
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output_cmd( SHM_UNLOCK ); |
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output_cmd( SHM_STAT ); |
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output_cmd( SHM_INFO ); |
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/* semctl() commands */
|
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output_cmd( GETPID ); |
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output_cmd( GETVAL ); |
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output_cmd( GETALL ); |
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output_cmd( GETNCNT ); |
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output_cmd( GETZCNT ); |
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output_cmd( SETVAL ); |
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output_cmd( SETALL ); |
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output_cmd( SEM_STAT ); |
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output_cmd( SEM_INFO ); |
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output_cmd( IPC_RMID ); |
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output_cmd( IPC_RMID ); |
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output_cmd( IPC_RMID ); |
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output_cmd( IPC_RMID ); |
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output_cmd( IPC_RMID ); |
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output_cmd( IPC_RMID ); |
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output_cmd( IPC_RMID ); |
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output_cmd( IPC_RMID ); |
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output_cmd( IPC_RMID ); |
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|
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/* Some value we don't recognize */
|
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gemu_log("%d",cmd);
|
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} |
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|
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static void |
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print_signal(abi_ulong arg, int last)
|
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{
|
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const char *signal_name = NULL; |
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switch(arg) {
|
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case TARGET_SIGHUP: signal_name = "SIGHUP"; break; |
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case TARGET_SIGINT: signal_name = "SIGINT"; break; |
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case TARGET_SIGQUIT: signal_name = "SIGQUIT"; break; |
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case TARGET_SIGILL: signal_name = "SIGILL"; break; |
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case TARGET_SIGABRT: signal_name = "SIGABRT"; break; |
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case TARGET_SIGFPE: signal_name = "SIGFPE"; break; |
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case TARGET_SIGKILL: signal_name = "SIGKILL"; break; |
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case TARGET_SIGSEGV: signal_name = "SIGSEGV"; break; |
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case TARGET_SIGPIPE: signal_name = "SIGPIPE"; break; |
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case TARGET_SIGALRM: signal_name = "SIGALRM"; break; |
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case TARGET_SIGTERM: signal_name = "SIGTERM"; break; |
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case TARGET_SIGUSR1: signal_name = "SIGUSR1"; break; |
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case TARGET_SIGUSR2: signal_name = "SIGUSR2"; break; |
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case TARGET_SIGCHLD: signal_name = "SIGCHLD"; break; |
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case TARGET_SIGCONT: signal_name = "SIGCONT"; break; |
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case TARGET_SIGSTOP: signal_name = "SIGSTOP"; break; |
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case TARGET_SIGTTIN: signal_name = "SIGTTIN"; break; |
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case TARGET_SIGTTOU: signal_name = "SIGTTOU"; break; |
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} |
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if (signal_name == NULL) { |
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print_raw_param("%ld", arg, 1); |
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return;
|
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} |
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gemu_log("%s%s", signal_name, get_comma(last));
|
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} |
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|
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#ifdef TARGET_NR__newselect
|
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static void |
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print_fdset(int n, abi_ulong target_fds_addr)
|
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{
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int i;
|
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|
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gemu_log("[");
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if( target_fds_addr ) {
|
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abi_long *target_fds; |
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|
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target_fds = lock_user(VERIFY_READ, |
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target_fds_addr, |
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sizeof(*target_fds)*(n / TARGET_ABI_BITS + 1), |
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1);
|
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|
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if (!target_fds)
|
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return;
|
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|
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for (i=n; i>=0; i--) { |
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if ((tswapl(target_fds[i / TARGET_ABI_BITS]) >> (i & (TARGET_ABI_BITS - 1))) & 1) |
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gemu_log("%d,", i );
|
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} |
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unlock_user(target_fds, target_fds_addr, 0);
|
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} |
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gemu_log("]");
|
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} |
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#endif
|
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|
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/*
|
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* Sysycall specific output functions
|
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*/
|
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|
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/* select */
|
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#ifdef TARGET_NR__newselect
|
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static long newselect_arg1 = 0; |
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static long newselect_arg2 = 0; |
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static long newselect_arg3 = 0; |
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static long newselect_arg4 = 0; |
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static long newselect_arg5 = 0; |
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|
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static void |
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print_newselect(const struct syscallname *name, |
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abi_long arg1, abi_long arg2, abi_long arg3, |
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abi_long arg4, abi_long arg5, abi_long arg6) |
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{
|
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gemu_log("%s(" TARGET_ABI_FMT_ld ",", name->name, arg1); |
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print_fdset(arg1, arg2); |
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gemu_log(",");
|
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print_fdset(arg1, arg3); |
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gemu_log(",");
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print_fdset(arg1, arg4); |
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gemu_log(",");
|
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print_timeval(arg5, 1);
|
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gemu_log(")");
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|
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/* save for use in the return output function below */
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newselect_arg1=arg1; |
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newselect_arg2=arg2; |
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newselect_arg3=arg3; |
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newselect_arg4=arg4; |
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newselect_arg5=arg5; |
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} |
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#endif
|
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|
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#ifdef TARGET_NR_semctl
|
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static void |
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print_semctl(const struct syscallname *name, |
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abi_long arg1, abi_long arg2, abi_long arg3, |
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abi_long arg4, abi_long arg5, abi_long arg6) |
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{
|
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gemu_log("%s(" TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld ",", name->name, arg1, arg2); |
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print_ipc_cmd(arg3); |
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gemu_log(",0x" TARGET_ABI_FMT_lx ")", arg4); |
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} |
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#endif
|
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|
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static void |
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print_execve(const struct syscallname *name, |
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abi_long arg1, abi_long arg2, abi_long arg3, |
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abi_long arg4, abi_long arg5, abi_long arg6) |
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{
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abi_ulong arg_ptr_addr; |
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char *s;
|
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|
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if (!(s = lock_user_string(arg1)))
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return;
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gemu_log("%s(\"%s\",{", name->name, s);
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unlock_user(s, arg1, 0);
|
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|
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for (arg_ptr_addr = arg2; ; arg_ptr_addr += sizeof(abi_ulong)) { |
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abi_ulong *arg_ptr, arg_addr; |
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|
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arg_ptr = lock_user(VERIFY_READ, arg_ptr_addr, sizeof(abi_ulong), 1); |
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if (!arg_ptr)
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return;
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arg_addr = tswapl(*arg_ptr); |
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unlock_user(arg_ptr, arg_ptr_addr, 0);
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if (!arg_addr)
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break;
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if ((s = lock_user_string(arg_addr))) {
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gemu_log("\"%s\",", s);
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unlock_user(s, arg_addr, 0);
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} |
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} |
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|
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gemu_log("NULL})");
|
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} |
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|
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#ifdef TARGET_NR_ipc
|
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static void |
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print_ipc(const struct syscallname *name, |
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abi_long arg1, abi_long arg2, abi_long arg3, |
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abi_long arg4, abi_long arg5, abi_long arg6) |
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{
|
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switch(arg1) {
|
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case IPCOP_semctl:
|
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gemu_log("semctl(" TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld ",", arg1, arg2); |
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print_ipc_cmd(arg3); |
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gemu_log(",0x" TARGET_ABI_FMT_lx ")", arg4); |
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break;
|
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default:
|
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gemu_log("%s(" TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld ")", |
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name->name, arg1, arg2, arg3, arg4); |
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} |
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} |
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#endif
|
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|
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/*
|
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* Variants for the return value output function
|
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*/
|
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|
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static void |
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print_syscall_ret_addr(const struct syscallname *name, abi_long ret) |
| 286 |
{
|
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if( ret == -1 ) { |
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gemu_log(" = -1 errno=%d (%s)\n", errno, target_strerror(errno));
|
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} else {
|
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gemu_log(" = 0x" TARGET_ABI_FMT_lx "\n", ret); |
| 291 |
} |
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} |
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|
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#if 0 /* currently unused */
|
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static void
|
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print_syscall_ret_raw(struct syscallname *name, abi_long ret)
|
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{
|
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gemu_log(" = 0x" TARGET_ABI_FMT_lx "\n", ret);
|
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}
|
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#endif
|
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|
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#ifdef TARGET_NR__newselect
|
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static void |
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print_syscall_ret_newselect(const struct syscallname *name, abi_long ret) |
| 305 |
{
|
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gemu_log(" = 0x" TARGET_ABI_FMT_lx " (", ret); |
| 307 |
print_fdset(newselect_arg1,newselect_arg2); |
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gemu_log(",");
|
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print_fdset(newselect_arg1,newselect_arg3); |
| 310 |
gemu_log(",");
|
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print_fdset(newselect_arg1,newselect_arg4); |
| 312 |
gemu_log(",");
|
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print_timeval(newselect_arg5, 1);
|
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gemu_log(")\n");
|
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} |
| 316 |
#endif
|
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|
| 318 |
UNUSED static struct flags access_flags[] = { |
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FLAG_GENERIC(F_OK), |
| 320 |
FLAG_GENERIC(R_OK), |
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FLAG_GENERIC(W_OK), |
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FLAG_GENERIC(X_OK), |
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FLAG_END, |
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}; |
| 325 |
|
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UNUSED static struct flags at_file_flags[] = { |
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#ifdef AT_EACCESS
|
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FLAG_GENERIC(AT_EACCESS), |
| 329 |
#endif
|
| 330 |
#ifdef AT_SYMLINK_NOFOLLOW
|
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FLAG_GENERIC(AT_SYMLINK_NOFOLLOW), |
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#endif
|
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FLAG_END, |
| 334 |
}; |
| 335 |
|
| 336 |
UNUSED static struct flags unlinkat_flags[] = { |
| 337 |
#ifdef AT_REMOVEDIR
|
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FLAG_GENERIC(AT_REMOVEDIR), |
| 339 |
#endif
|
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FLAG_END, |
| 341 |
}; |
| 342 |
|
| 343 |
UNUSED static struct flags mode_flags[] = { |
| 344 |
FLAG_GENERIC(S_IFSOCK), |
| 345 |
FLAG_GENERIC(S_IFLNK), |
| 346 |
FLAG_GENERIC(S_IFREG), |
| 347 |
FLAG_GENERIC(S_IFBLK), |
| 348 |
FLAG_GENERIC(S_IFDIR), |
| 349 |
FLAG_GENERIC(S_IFCHR), |
| 350 |
FLAG_GENERIC(S_IFIFO), |
| 351 |
FLAG_END, |
| 352 |
}; |
| 353 |
|
| 354 |
UNUSED static struct flags open_access_flags[] = { |
| 355 |
FLAG_TARGET(O_RDONLY), |
| 356 |
FLAG_TARGET(O_WRONLY), |
| 357 |
FLAG_TARGET(O_RDWR), |
| 358 |
FLAG_END, |
| 359 |
}; |
| 360 |
|
| 361 |
UNUSED static struct flags open_flags[] = { |
| 362 |
FLAG_TARGET(O_APPEND), |
| 363 |
FLAG_TARGET(O_CREAT), |
| 364 |
FLAG_TARGET(O_DIRECTORY), |
| 365 |
FLAG_TARGET(O_EXCL), |
| 366 |
FLAG_TARGET(O_LARGEFILE), |
| 367 |
FLAG_TARGET(O_NOCTTY), |
| 368 |
FLAG_TARGET(O_NOFOLLOW), |
| 369 |
FLAG_TARGET(O_NONBLOCK), /* also O_NDELAY */
|
| 370 |
FLAG_TARGET(O_SYNC), |
| 371 |
FLAG_TARGET(O_TRUNC), |
| 372 |
#ifdef O_DIRECT
|
| 373 |
FLAG_TARGET(O_DIRECT), |
| 374 |
#endif
|
| 375 |
FLAG_END, |
| 376 |
}; |
| 377 |
|
| 378 |
UNUSED static struct flags mount_flags[] = { |
| 379 |
#ifdef MS_BIND
|
| 380 |
FLAG_GENERIC(MS_BIND), |
| 381 |
#endif
|
| 382 |
#ifdef MS_DIRSYNC
|
| 383 |
FLAG_GENERIC(MS_DIRSYNC), |
| 384 |
#endif
|
| 385 |
FLAG_GENERIC(MS_MANDLOCK), |
| 386 |
#ifdef MS_MOVE
|
| 387 |
FLAG_GENERIC(MS_MOVE), |
| 388 |
#endif
|
| 389 |
FLAG_GENERIC(MS_NOATIME), |
| 390 |
FLAG_GENERIC(MS_NODEV), |
| 391 |
FLAG_GENERIC(MS_NODIRATIME), |
| 392 |
FLAG_GENERIC(MS_NOEXEC), |
| 393 |
FLAG_GENERIC(MS_NOSUID), |
| 394 |
FLAG_GENERIC(MS_RDONLY), |
| 395 |
#ifdef MS_RELATIME
|
| 396 |
FLAG_GENERIC(MS_RELATIME), |
| 397 |
#endif
|
| 398 |
FLAG_GENERIC(MS_REMOUNT), |
| 399 |
FLAG_GENERIC(MS_SYNCHRONOUS), |
| 400 |
FLAG_END, |
| 401 |
}; |
| 402 |
|
| 403 |
UNUSED static struct flags umount2_flags[] = { |
| 404 |
#ifdef MNT_FORCE
|
| 405 |
FLAG_GENERIC(MNT_FORCE), |
| 406 |
#endif
|
| 407 |
#ifdef MNT_DETACH
|
| 408 |
FLAG_GENERIC(MNT_DETACH), |
| 409 |
#endif
|
| 410 |
#ifdef MNT_EXPIRE
|
| 411 |
FLAG_GENERIC(MNT_EXPIRE), |
| 412 |
#endif
|
| 413 |
FLAG_END, |
| 414 |
}; |
| 415 |
|
| 416 |
UNUSED static struct flags mmap_prot_flags[] = { |
| 417 |
FLAG_GENERIC(PROT_NONE), |
| 418 |
FLAG_GENERIC(PROT_EXEC), |
| 419 |
FLAG_GENERIC(PROT_READ), |
| 420 |
FLAG_GENERIC(PROT_WRITE), |
| 421 |
FLAG_TARGET(PROT_SEM), |
| 422 |
FLAG_GENERIC(PROT_GROWSDOWN), |
| 423 |
FLAG_GENERIC(PROT_GROWSUP), |
| 424 |
FLAG_END, |
| 425 |
}; |
| 426 |
|
| 427 |
UNUSED static struct flags mmap_flags[] = { |
| 428 |
FLAG_TARGET(MAP_SHARED), |
| 429 |
FLAG_TARGET(MAP_PRIVATE), |
| 430 |
FLAG_TARGET(MAP_ANONYMOUS), |
| 431 |
FLAG_TARGET(MAP_DENYWRITE), |
| 432 |
FLAG_TARGET(MAP_FIXED), |
| 433 |
FLAG_TARGET(MAP_GROWSDOWN), |
| 434 |
FLAG_TARGET(MAP_EXECUTABLE), |
| 435 |
#ifdef MAP_LOCKED
|
| 436 |
FLAG_TARGET(MAP_LOCKED), |
| 437 |
#endif
|
| 438 |
#ifdef MAP_NONBLOCK
|
| 439 |
FLAG_TARGET(MAP_NONBLOCK), |
| 440 |
#endif
|
| 441 |
FLAG_TARGET(MAP_NORESERVE), |
| 442 |
#ifdef MAP_POPULATE
|
| 443 |
FLAG_TARGET(MAP_POPULATE), |
| 444 |
#endif
|
| 445 |
#ifdef TARGET_MAP_UNINITIALIZED
|
| 446 |
FLAG_TARGET(MAP_UNINITIALIZED), |
| 447 |
#endif
|
| 448 |
FLAG_END, |
| 449 |
}; |
| 450 |
|
| 451 |
UNUSED static struct flags fcntl_flags[] = { |
| 452 |
FLAG_TARGET(F_DUPFD), |
| 453 |
FLAG_TARGET(F_GETFD), |
| 454 |
FLAG_TARGET(F_SETFD), |
| 455 |
FLAG_TARGET(F_GETFL), |
| 456 |
FLAG_TARGET(F_SETFL), |
| 457 |
FLAG_TARGET(F_GETLK), |
| 458 |
FLAG_TARGET(F_SETLK), |
| 459 |
FLAG_TARGET(F_SETLKW), |
| 460 |
FLAG_END, |
| 461 |
}; |
| 462 |
|
| 463 |
UNUSED static struct flags clone_flags[] = { |
| 464 |
FLAG_GENERIC(CLONE_VM), |
| 465 |
FLAG_GENERIC(CLONE_FS), |
| 466 |
FLAG_GENERIC(CLONE_FILES), |
| 467 |
FLAG_GENERIC(CLONE_SIGHAND), |
| 468 |
FLAG_GENERIC(CLONE_PTRACE), |
| 469 |
FLAG_GENERIC(CLONE_VFORK), |
| 470 |
FLAG_GENERIC(CLONE_PARENT), |
| 471 |
FLAG_GENERIC(CLONE_THREAD), |
| 472 |
FLAG_GENERIC(CLONE_NEWNS), |
| 473 |
FLAG_GENERIC(CLONE_SYSVSEM), |
| 474 |
FLAG_GENERIC(CLONE_SETTLS), |
| 475 |
FLAG_GENERIC(CLONE_PARENT_SETTID), |
| 476 |
FLAG_GENERIC(CLONE_CHILD_CLEARTID), |
| 477 |
FLAG_GENERIC(CLONE_DETACHED), |
| 478 |
FLAG_GENERIC(CLONE_UNTRACED), |
| 479 |
FLAG_GENERIC(CLONE_CHILD_SETTID), |
| 480 |
#if defined(CLONE_NEWUTS)
|
| 481 |
FLAG_GENERIC(CLONE_NEWUTS), |
| 482 |
#endif
|
| 483 |
#if defined(CLONE_NEWIPC)
|
| 484 |
FLAG_GENERIC(CLONE_NEWIPC), |
| 485 |
#endif
|
| 486 |
#if defined(CLONE_NEWUSER)
|
| 487 |
FLAG_GENERIC(CLONE_NEWUSER), |
| 488 |
#endif
|
| 489 |
#if defined(CLONE_NEWPID)
|
| 490 |
FLAG_GENERIC(CLONE_NEWPID), |
| 491 |
#endif
|
| 492 |
#if defined(CLONE_NEWNET)
|
| 493 |
FLAG_GENERIC(CLONE_NEWNET), |
| 494 |
#endif
|
| 495 |
#if defined(CLONE_IO)
|
| 496 |
FLAG_GENERIC(CLONE_IO), |
| 497 |
#endif
|
| 498 |
FLAG_END, |
| 499 |
}; |
| 500 |
|
| 501 |
/*
|
| 502 |
* print_xxx utility functions. These are used to print syscall
|
| 503 |
* parameters in certain format. All of these have parameter
|
| 504 |
* named 'last'. This parameter is used to add comma to output
|
| 505 |
* when last == 0.
|
| 506 |
*/
|
| 507 |
|
| 508 |
static const char * |
| 509 |
get_comma(int last)
|
| 510 |
{
|
| 511 |
return ((last) ? "" : ","); |
| 512 |
} |
| 513 |
|
| 514 |
static void |
| 515 |
print_flags(const struct flags *f, abi_long flags, int last) |
| 516 |
{
|
| 517 |
const char *sep = ""; |
| 518 |
int n;
|
| 519 |
|
| 520 |
if ((flags == 0) && (f->f_value == 0)) { |
| 521 |
gemu_log("%s%s", f->f_string, get_comma(last));
|
| 522 |
return;
|
| 523 |
} |
| 524 |
for (n = 0; f->f_string != NULL; f++) { |
| 525 |
if ((f->f_value != 0) && ((flags & f->f_value) == f->f_value)) { |
| 526 |
gemu_log("%s%s", sep, f->f_string);
|
| 527 |
flags &= ~f->f_value; |
| 528 |
sep = "|";
|
| 529 |
n++; |
| 530 |
} |
| 531 |
} |
| 532 |
|
| 533 |
if (n > 0) { |
| 534 |
/* print rest of the flags as numeric */
|
| 535 |
if (flags != 0) { |
| 536 |
gemu_log("%s%#x%s", sep, (unsigned int)flags, get_comma(last)); |
| 537 |
} else {
|
| 538 |
gemu_log("%s", get_comma(last));
|
| 539 |
} |
| 540 |
} else {
|
| 541 |
/* no string version of flags found, print them in hex then */
|
| 542 |
gemu_log("%#x%s", (unsigned int)flags, get_comma(last)); |
| 543 |
} |
| 544 |
} |
| 545 |
|
| 546 |
static void |
| 547 |
print_at_dirfd(abi_long dirfd, int last)
|
| 548 |
{
|
| 549 |
#ifdef AT_FDCWD
|
| 550 |
if (dirfd == AT_FDCWD) {
|
| 551 |
gemu_log("AT_FDCWD%s", get_comma(last));
|
| 552 |
return;
|
| 553 |
} |
| 554 |
#endif
|
| 555 |
gemu_log("%d%s", (int)dirfd, get_comma(last)); |
| 556 |
} |
| 557 |
|
| 558 |
static void |
| 559 |
print_file_mode(abi_long mode, int last)
|
| 560 |
{
|
| 561 |
const char *sep = ""; |
| 562 |
const struct flags *m; |
| 563 |
|
| 564 |
for (m = &mode_flags[0]; m->f_string != NULL; m++) { |
| 565 |
if ((m->f_value & mode) == m->f_value) {
|
| 566 |
gemu_log("%s%s", m->f_string, sep);
|
| 567 |
sep = "|";
|
| 568 |
mode &= ~m->f_value; |
| 569 |
break;
|
| 570 |
} |
| 571 |
} |
| 572 |
|
| 573 |
mode &= ~S_IFMT; |
| 574 |
/* print rest of the mode as octal */
|
| 575 |
if (mode != 0) |
| 576 |
gemu_log("%s%#o", sep, (unsigned int)mode); |
| 577 |
|
| 578 |
gemu_log("%s", get_comma(last));
|
| 579 |
} |
| 580 |
|
| 581 |
static void |
| 582 |
print_open_flags(abi_long flags, int last)
|
| 583 |
{
|
| 584 |
print_flags(open_access_flags, flags & TARGET_O_ACCMODE, 1);
|
| 585 |
flags &= ~TARGET_O_ACCMODE; |
| 586 |
if (flags == 0) { |
| 587 |
gemu_log("%s", get_comma(last));
|
| 588 |
return;
|
| 589 |
} |
| 590 |
gemu_log("|");
|
| 591 |
print_flags(open_flags, flags, last); |
| 592 |
} |
| 593 |
|
| 594 |
static void |
| 595 |
print_syscall_prologue(const struct syscallname *sc) |
| 596 |
{
|
| 597 |
gemu_log("%s(", sc->name);
|
| 598 |
} |
| 599 |
|
| 600 |
/*ARGSUSED*/
|
| 601 |
static void |
| 602 |
print_syscall_epilogue(const struct syscallname *sc) |
| 603 |
{
|
| 604 |
(void)sc;
|
| 605 |
gemu_log(")");
|
| 606 |
} |
| 607 |
|
| 608 |
static void |
| 609 |
print_string(abi_long addr, int last)
|
| 610 |
{
|
| 611 |
char *s;
|
| 612 |
|
| 613 |
if ((s = lock_user_string(addr)) != NULL) { |
| 614 |
gemu_log("\"%s\"%s", s, get_comma(last));
|
| 615 |
unlock_user(s, addr, 0);
|
| 616 |
} else {
|
| 617 |
/* can't get string out of it, so print it as pointer */
|
| 618 |
print_pointer(addr, last); |
| 619 |
} |
| 620 |
} |
| 621 |
|
| 622 |
/*
|
| 623 |
* Prints out raw parameter using given format. Caller needs
|
| 624 |
* to do byte swapping if needed.
|
| 625 |
*/
|
| 626 |
static void |
| 627 |
print_raw_param(const char *fmt, abi_long param, int last) |
| 628 |
{
|
| 629 |
char format[64]; |
| 630 |
|
| 631 |
(void) snprintf(format, sizeof (format), "%s%s", fmt, get_comma(last)); |
| 632 |
gemu_log(format, param); |
| 633 |
} |
| 634 |
|
| 635 |
static void |
| 636 |
print_pointer(abi_long p, int last)
|
| 637 |
{
|
| 638 |
if (p == 0) |
| 639 |
gemu_log("NULL%s", get_comma(last));
|
| 640 |
else
|
| 641 |
gemu_log("0x" TARGET_ABI_FMT_lx "%s", p, get_comma(last)); |
| 642 |
} |
| 643 |
|
| 644 |
/*
|
| 645 |
* Reads 32-bit (int) number from guest address space from
|
| 646 |
* address 'addr' and prints it.
|
| 647 |
*/
|
| 648 |
static void |
| 649 |
print_number(abi_long addr, int last)
|
| 650 |
{
|
| 651 |
if (addr == 0) { |
| 652 |
gemu_log("NULL%s", get_comma(last));
|
| 653 |
} else {
|
| 654 |
int num;
|
| 655 |
|
| 656 |
get_user_s32(num, addr); |
| 657 |
gemu_log("[%d]%s", num, get_comma(last));
|
| 658 |
} |
| 659 |
} |
| 660 |
|
| 661 |
static void |
| 662 |
print_timeval(abi_ulong tv_addr, int last)
|
| 663 |
{
|
| 664 |
if( tv_addr ) {
|
| 665 |
struct target_timeval *tv;
|
| 666 |
|
| 667 |
tv = lock_user(VERIFY_READ, tv_addr, sizeof(*tv), 1); |
| 668 |
if (!tv)
|
| 669 |
return;
|
| 670 |
gemu_log("{" TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld "}%s", |
| 671 |
tv->tv_sec, tv->tv_usec, get_comma(last)); |
| 672 |
unlock_user(tv, tv_addr, 0);
|
| 673 |
} else
|
| 674 |
gemu_log("NULL%s", get_comma(last));
|
| 675 |
} |
| 676 |
|
| 677 |
#undef UNUSED
|
| 678 |
|
| 679 |
#ifdef TARGET_NR_accept
|
| 680 |
static void |
| 681 |
print_accept(const struct syscallname *name, |
| 682 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 683 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 684 |
{
|
| 685 |
print_syscall_prologue(name); |
| 686 |
print_raw_param("%d", arg0, 0); |
| 687 |
print_pointer(arg1, 0);
|
| 688 |
print_number(arg2, 1);
|
| 689 |
print_syscall_epilogue(name); |
| 690 |
} |
| 691 |
#endif
|
| 692 |
|
| 693 |
#ifdef TARGET_NR_access
|
| 694 |
static void |
| 695 |
print_access(const struct syscallname *name, |
| 696 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 697 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 698 |
{
|
| 699 |
print_syscall_prologue(name); |
| 700 |
print_string(arg0, 0);
|
| 701 |
print_flags(access_flags, arg1, 1);
|
| 702 |
print_syscall_epilogue(name); |
| 703 |
} |
| 704 |
#endif
|
| 705 |
|
| 706 |
#ifdef TARGET_NR_brk
|
| 707 |
static void |
| 708 |
print_brk(const struct syscallname *name, |
| 709 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 710 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 711 |
{
|
| 712 |
print_syscall_prologue(name); |
| 713 |
print_pointer(arg0, 1);
|
| 714 |
print_syscall_epilogue(name); |
| 715 |
} |
| 716 |
#endif
|
| 717 |
|
| 718 |
#ifdef TARGET_NR_chdir
|
| 719 |
static void |
| 720 |
print_chdir(const struct syscallname *name, |
| 721 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 722 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 723 |
{
|
| 724 |
print_syscall_prologue(name); |
| 725 |
print_string(arg0, 1);
|
| 726 |
print_syscall_epilogue(name); |
| 727 |
} |
| 728 |
#endif
|
| 729 |
|
| 730 |
#ifdef TARGET_NR_chmod
|
| 731 |
static void |
| 732 |
print_chmod(const struct syscallname *name, |
| 733 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 734 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 735 |
{
|
| 736 |
print_syscall_prologue(name); |
| 737 |
print_string(arg0, 0);
|
| 738 |
print_file_mode(arg1, 1);
|
| 739 |
print_syscall_epilogue(name); |
| 740 |
} |
| 741 |
#endif
|
| 742 |
|
| 743 |
#ifdef TARGET_NR_clone
|
| 744 |
static void |
| 745 |
print_clone(const struct syscallname *name, |
| 746 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 747 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 748 |
{
|
| 749 |
print_syscall_prologue(name); |
| 750 |
#if defined(TARGET_M68K)
|
| 751 |
print_flags(clone_flags, arg0, 0);
|
| 752 |
print_raw_param("newsp=0x" TARGET_ABI_FMT_lx, arg1, 1); |
| 753 |
#elif defined(TARGET_SH4) || defined(TARGET_ALPHA)
|
| 754 |
print_flags(clone_flags, arg0, 0);
|
| 755 |
print_raw_param("child_stack=0x" TARGET_ABI_FMT_lx, arg1, 0); |
| 756 |
print_raw_param("parent_tidptr=0x" TARGET_ABI_FMT_lx, arg2, 0); |
| 757 |
print_raw_param("child_tidptr=0x" TARGET_ABI_FMT_lx, arg3, 0); |
| 758 |
print_raw_param("tls=0x" TARGET_ABI_FMT_lx, arg4, 1); |
| 759 |
#elif defined(TARGET_CRIS)
|
| 760 |
print_raw_param("child_stack=0x" TARGET_ABI_FMT_lx, arg0, 0); |
| 761 |
print_flags(clone_flags, arg1, 0);
|
| 762 |
print_raw_param("parent_tidptr=0x" TARGET_ABI_FMT_lx, arg2, 0); |
| 763 |
print_raw_param("tls=0x" TARGET_ABI_FMT_lx, arg3, 0); |
| 764 |
print_raw_param("child_tidptr=0x" TARGET_ABI_FMT_lx, arg4, 1); |
| 765 |
#else
|
| 766 |
print_flags(clone_flags, arg0, 0);
|
| 767 |
print_raw_param("child_stack=0x" TARGET_ABI_FMT_lx, arg1, 0); |
| 768 |
print_raw_param("parent_tidptr=0x" TARGET_ABI_FMT_lx, arg2, 0); |
| 769 |
print_raw_param("tls=0x" TARGET_ABI_FMT_lx, arg3, 0); |
| 770 |
print_raw_param("child_tidptr=0x" TARGET_ABI_FMT_lx, arg4, 1); |
| 771 |
#endif
|
| 772 |
print_syscall_epilogue(name); |
| 773 |
} |
| 774 |
#endif
|
| 775 |
|
| 776 |
#ifdef TARGET_NR_creat
|
| 777 |
static void |
| 778 |
print_creat(const struct syscallname *name, |
| 779 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 780 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 781 |
{
|
| 782 |
print_syscall_prologue(name); |
| 783 |
print_string(arg0, 0);
|
| 784 |
print_file_mode(arg1, 1);
|
| 785 |
print_syscall_epilogue(name); |
| 786 |
} |
| 787 |
#endif
|
| 788 |
|
| 789 |
#ifdef TARGET_NR_execv
|
| 790 |
static void |
| 791 |
print_execv(const struct syscallname *name, |
| 792 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 793 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 794 |
{
|
| 795 |
print_syscall_prologue(name); |
| 796 |
print_string(arg0, 0);
|
| 797 |
print_raw_param("0x" TARGET_ABI_FMT_lx, arg1, 1); |
| 798 |
print_syscall_epilogue(name); |
| 799 |
} |
| 800 |
#endif
|
| 801 |
|
| 802 |
#ifdef TARGET_NR_faccessat
|
| 803 |
static void |
| 804 |
print_faccessat(const struct syscallname *name, |
| 805 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 806 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 807 |
{
|
| 808 |
print_syscall_prologue(name); |
| 809 |
print_at_dirfd(arg0, 0);
|
| 810 |
print_string(arg1, 0);
|
| 811 |
print_flags(access_flags, arg2, 0);
|
| 812 |
print_flags(at_file_flags, arg3, 1);
|
| 813 |
print_syscall_epilogue(name); |
| 814 |
} |
| 815 |
#endif
|
| 816 |
|
| 817 |
#ifdef TARGET_NR_fchmodat
|
| 818 |
static void |
| 819 |
print_fchmodat(const struct syscallname *name, |
| 820 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 821 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 822 |
{
|
| 823 |
print_syscall_prologue(name); |
| 824 |
print_at_dirfd(arg0, 0);
|
| 825 |
print_string(arg1, 0);
|
| 826 |
print_file_mode(arg2, 0);
|
| 827 |
print_flags(at_file_flags, arg3, 1);
|
| 828 |
print_syscall_epilogue(name); |
| 829 |
} |
| 830 |
#endif
|
| 831 |
|
| 832 |
#ifdef TARGET_NR_fchownat
|
| 833 |
static void |
| 834 |
print_fchownat(const struct syscallname *name, |
| 835 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 836 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 837 |
{
|
| 838 |
print_syscall_prologue(name); |
| 839 |
print_at_dirfd(arg0, 0);
|
| 840 |
print_string(arg1, 0);
|
| 841 |
print_raw_param("%d", arg2, 0); |
| 842 |
print_raw_param("%d", arg3, 0); |
| 843 |
print_flags(at_file_flags, arg4, 1);
|
| 844 |
print_syscall_epilogue(name); |
| 845 |
} |
| 846 |
#endif
|
| 847 |
|
| 848 |
#if defined(TARGET_NR_fcntl) || defined(TARGET_NR_fcntl64)
|
| 849 |
static void |
| 850 |
print_fcntl(const struct syscallname *name, |
| 851 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 852 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 853 |
{
|
| 854 |
print_syscall_prologue(name); |
| 855 |
print_raw_param("%d", arg0, 0); |
| 856 |
print_flags(fcntl_flags, arg1, 0);
|
| 857 |
/*
|
| 858 |
* TODO: check flags and print following argument only
|
| 859 |
* when needed.
|
| 860 |
*/
|
| 861 |
print_pointer(arg2, 1);
|
| 862 |
print_syscall_epilogue(name); |
| 863 |
} |
| 864 |
#define print_fcntl64 print_fcntl
|
| 865 |
#endif
|
| 866 |
|
| 867 |
|
| 868 |
#ifdef TARGET_NR_futimesat
|
| 869 |
static void |
| 870 |
print_futimesat(const struct syscallname *name, |
| 871 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 872 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 873 |
{
|
| 874 |
print_syscall_prologue(name); |
| 875 |
print_at_dirfd(arg0, 0);
|
| 876 |
print_string(arg1, 0);
|
| 877 |
print_timeval(arg2, 0);
|
| 878 |
print_timeval(arg2 + sizeof (struct target_timeval), 1); |
| 879 |
print_syscall_epilogue(name); |
| 880 |
} |
| 881 |
#endif
|
| 882 |
|
| 883 |
#ifdef TARGET_NR_link
|
| 884 |
static void |
| 885 |
print_link(const struct syscallname *name, |
| 886 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 887 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 888 |
{
|
| 889 |
print_syscall_prologue(name); |
| 890 |
print_string(arg0, 0);
|
| 891 |
print_string(arg1, 1);
|
| 892 |
print_syscall_epilogue(name); |
| 893 |
} |
| 894 |
#endif
|
| 895 |
|
| 896 |
#ifdef TARGET_NR_linkat
|
| 897 |
static void |
| 898 |
print_linkat(const struct syscallname *name, |
| 899 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 900 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 901 |
{
|
| 902 |
print_syscall_prologue(name); |
| 903 |
print_at_dirfd(arg0, 0);
|
| 904 |
print_string(arg1, 0);
|
| 905 |
print_at_dirfd(arg2, 0);
|
| 906 |
print_string(arg3, 0);
|
| 907 |
print_flags(at_file_flags, arg4, 1);
|
| 908 |
print_syscall_epilogue(name); |
| 909 |
} |
| 910 |
#endif
|
| 911 |
|
| 912 |
#ifdef TARGET_NR__llseek
|
| 913 |
static void |
| 914 |
print__llseek(const struct syscallname *name, |
| 915 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 916 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 917 |
{
|
| 918 |
const char *whence = "UNKNOWN"; |
| 919 |
print_syscall_prologue(name); |
| 920 |
print_raw_param("%d", arg0, 0); |
| 921 |
print_raw_param("%ld", arg1, 0); |
| 922 |
print_raw_param("%ld", arg2, 0); |
| 923 |
print_pointer(arg3, 0);
|
| 924 |
switch(arg4) {
|
| 925 |
case SEEK_SET: whence = "SEEK_SET"; break; |
| 926 |
case SEEK_CUR: whence = "SEEK_CUR"; break; |
| 927 |
case SEEK_END: whence = "SEEK_END"; break; |
| 928 |
} |
| 929 |
gemu_log("%s",whence);
|
| 930 |
print_syscall_epilogue(name); |
| 931 |
} |
| 932 |
#endif
|
| 933 |
|
| 934 |
#if defined(TARGET_NR_stat) || defined(TARGET_NR_stat64) || \
|
| 935 |
defined(TARGET_NR_lstat) || defined(TARGET_NR_lstat64) |
| 936 |
static void |
| 937 |
print_stat(const struct syscallname *name, |
| 938 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 939 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 940 |
{
|
| 941 |
print_syscall_prologue(name); |
| 942 |
print_string(arg0, 0);
|
| 943 |
print_pointer(arg1, 1);
|
| 944 |
print_syscall_epilogue(name); |
| 945 |
} |
| 946 |
#define print_lstat print_stat
|
| 947 |
#define print_stat64 print_stat
|
| 948 |
#define print_lstat64 print_stat
|
| 949 |
#endif
|
| 950 |
|
| 951 |
#if defined(TARGET_NR_fstat) || defined(TARGET_NR_fstat64)
|
| 952 |
static void |
| 953 |
print_fstat(const struct syscallname *name, |
| 954 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 955 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 956 |
{
|
| 957 |
print_syscall_prologue(name); |
| 958 |
print_raw_param("%d", arg0, 0); |
| 959 |
print_pointer(arg1, 1);
|
| 960 |
print_syscall_epilogue(name); |
| 961 |
} |
| 962 |
#define print_fstat64 print_fstat
|
| 963 |
#endif
|
| 964 |
|
| 965 |
#ifdef TARGET_NR_mkdir
|
| 966 |
static void |
| 967 |
print_mkdir(const struct syscallname *name, |
| 968 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 969 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 970 |
{
|
| 971 |
print_syscall_prologue(name); |
| 972 |
print_string(arg0, 0);
|
| 973 |
print_file_mode(arg1, 1);
|
| 974 |
print_syscall_epilogue(name); |
| 975 |
} |
| 976 |
#endif
|
| 977 |
|
| 978 |
#ifdef TARGET_NR_mkdirat
|
| 979 |
static void |
| 980 |
print_mkdirat(const struct syscallname *name, |
| 981 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 982 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 983 |
{
|
| 984 |
print_syscall_prologue(name); |
| 985 |
print_at_dirfd(arg0, 0);
|
| 986 |
print_string(arg1, 0);
|
| 987 |
print_file_mode(arg2, 1);
|
| 988 |
print_syscall_epilogue(name); |
| 989 |
} |
| 990 |
#endif
|
| 991 |
|
| 992 |
#ifdef TARGET_NR_rmdir
|
| 993 |
static void |
| 994 |
print_rmdir(const struct syscallname *name, |
| 995 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 996 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 997 |
{
|
| 998 |
print_syscall_prologue(name); |
| 999 |
print_string(arg0, 0);
|
| 1000 |
print_syscall_epilogue(name); |
| 1001 |
} |
| 1002 |
#endif
|
| 1003 |
|
| 1004 |
#ifdef TARGET_NR_rt_sigaction
|
| 1005 |
static void |
| 1006 |
print_rt_sigaction(const struct syscallname *name, |
| 1007 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 1008 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 1009 |
{
|
| 1010 |
print_syscall_prologue(name); |
| 1011 |
print_signal(arg0, 0);
|
| 1012 |
print_pointer(arg1, 0);
|
| 1013 |
print_pointer(arg2, 1);
|
| 1014 |
print_syscall_epilogue(name); |
| 1015 |
} |
| 1016 |
#endif
|
| 1017 |
|
| 1018 |
#ifdef TARGET_NR_rt_sigprocmask
|
| 1019 |
static void |
| 1020 |
print_rt_sigprocmask(const struct syscallname *name, |
| 1021 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 1022 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 1023 |
{
|
| 1024 |
const char *how = "UNKNOWN"; |
| 1025 |
print_syscall_prologue(name); |
| 1026 |
switch(arg0) {
|
| 1027 |
case TARGET_SIG_BLOCK: how = "SIG_BLOCK"; break; |
| 1028 |
case TARGET_SIG_UNBLOCK: how = "SIG_UNBLOCK"; break; |
| 1029 |
case TARGET_SIG_SETMASK: how = "SIG_SETMASK"; break; |
| 1030 |
} |
| 1031 |
gemu_log("%s,",how);
|
| 1032 |
print_pointer(arg1, 0);
|
| 1033 |
print_pointer(arg2, 1);
|
| 1034 |
print_syscall_epilogue(name); |
| 1035 |
} |
| 1036 |
#endif
|
| 1037 |
|
| 1038 |
#ifdef TARGET_NR_mknod
|
| 1039 |
static void |
| 1040 |
print_mknod(const struct syscallname *name, |
| 1041 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 1042 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 1043 |
{
|
| 1044 |
int hasdev = (arg1 & (S_IFCHR|S_IFBLK));
|
| 1045 |
|
| 1046 |
print_syscall_prologue(name); |
| 1047 |
print_string(arg0, 0);
|
| 1048 |
print_file_mode(arg1, (hasdev == 0));
|
| 1049 |
if (hasdev) {
|
| 1050 |
print_raw_param("makedev(%d", major(arg2), 0); |
| 1051 |
print_raw_param("%d)", minor(arg2), 1); |
| 1052 |
} |
| 1053 |
print_syscall_epilogue(name); |
| 1054 |
} |
| 1055 |
#endif
|
| 1056 |
|
| 1057 |
#ifdef TARGET_NR_mknodat
|
| 1058 |
static void |
| 1059 |
print_mknodat(const struct syscallname *name, |
| 1060 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 1061 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 1062 |
{
|
| 1063 |
int hasdev = (arg2 & (S_IFCHR|S_IFBLK));
|
| 1064 |
|
| 1065 |
print_syscall_prologue(name); |
| 1066 |
print_at_dirfd(arg0, 0);
|
| 1067 |
print_string(arg1, 0);
|
| 1068 |
print_file_mode(arg2, (hasdev == 0));
|
| 1069 |
if (hasdev) {
|
| 1070 |
print_raw_param("makedev(%d", major(arg3), 0); |
| 1071 |
print_raw_param("%d)", minor(arg3), 1); |
| 1072 |
} |
| 1073 |
print_syscall_epilogue(name); |
| 1074 |
} |
| 1075 |
#endif
|
| 1076 |
|
| 1077 |
#ifdef TARGET_NR_mq_open
|
| 1078 |
static void |
| 1079 |
print_mq_open(const struct syscallname *name, |
| 1080 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 1081 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 1082 |
{
|
| 1083 |
int is_creat = (arg1 & TARGET_O_CREAT);
|
| 1084 |
|
| 1085 |
print_syscall_prologue(name); |
| 1086 |
print_string(arg0, 0);
|
| 1087 |
print_open_flags(arg1, (is_creat == 0));
|
| 1088 |
if (is_creat) {
|
| 1089 |
print_file_mode(arg2, 0);
|
| 1090 |
print_pointer(arg3, 1);
|
| 1091 |
} |
| 1092 |
print_syscall_epilogue(name); |
| 1093 |
} |
| 1094 |
#endif
|
| 1095 |
|
| 1096 |
#ifdef TARGET_NR_open
|
| 1097 |
static void |
| 1098 |
print_open(const struct syscallname *name, |
| 1099 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 1100 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 1101 |
{
|
| 1102 |
int is_creat = (arg1 & TARGET_O_CREAT);
|
| 1103 |
|
| 1104 |
print_syscall_prologue(name); |
| 1105 |
print_string(arg0, 0);
|
| 1106 |
print_open_flags(arg1, (is_creat == 0));
|
| 1107 |
if (is_creat)
|
| 1108 |
print_file_mode(arg2, 1);
|
| 1109 |
print_syscall_epilogue(name); |
| 1110 |
} |
| 1111 |
#endif
|
| 1112 |
|
| 1113 |
#ifdef TARGET_NR_openat
|
| 1114 |
static void |
| 1115 |
print_openat(const struct syscallname *name, |
| 1116 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 1117 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 1118 |
{
|
| 1119 |
int is_creat = (arg2 & TARGET_O_CREAT);
|
| 1120 |
|
| 1121 |
print_syscall_prologue(name); |
| 1122 |
print_at_dirfd(arg0, 0);
|
| 1123 |
print_string(arg1, 0);
|
| 1124 |
print_open_flags(arg2, (is_creat == 0));
|
| 1125 |
if (is_creat)
|
| 1126 |
print_file_mode(arg3, 1);
|
| 1127 |
print_syscall_epilogue(name); |
| 1128 |
} |
| 1129 |
#endif
|
| 1130 |
|
| 1131 |
#ifdef TARGET_NR_mq_unlink
|
| 1132 |
static void |
| 1133 |
print_mq_unlink(const struct syscallname *name, |
| 1134 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 1135 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 1136 |
{
|
| 1137 |
print_syscall_prologue(name); |
| 1138 |
print_string(arg0, 1);
|
| 1139 |
print_syscall_epilogue(name); |
| 1140 |
} |
| 1141 |
#endif
|
| 1142 |
|
| 1143 |
#if defined(TARGET_NR_fstatat64) || defined(TARGET_NR_newfstatat)
|
| 1144 |
static void |
| 1145 |
print_fstatat64(const struct syscallname *name, |
| 1146 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 1147 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 1148 |
{
|
| 1149 |
print_syscall_prologue(name); |
| 1150 |
print_at_dirfd(arg0, 0);
|
| 1151 |
print_string(arg1, 0);
|
| 1152 |
print_pointer(arg2, 0);
|
| 1153 |
print_flags(at_file_flags, arg3, 1);
|
| 1154 |
print_syscall_epilogue(name); |
| 1155 |
} |
| 1156 |
#define print_newfstatat print_fstatat64
|
| 1157 |
#endif
|
| 1158 |
|
| 1159 |
#ifdef TARGET_NR_readlink
|
| 1160 |
static void |
| 1161 |
print_readlink(const struct syscallname *name, |
| 1162 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 1163 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 1164 |
{
|
| 1165 |
print_syscall_prologue(name); |
| 1166 |
print_string(arg0, 0);
|
| 1167 |
print_pointer(arg1, 0);
|
| 1168 |
print_raw_param("%u", arg2, 1); |
| 1169 |
print_syscall_epilogue(name); |
| 1170 |
} |
| 1171 |
#endif
|
| 1172 |
|
| 1173 |
#ifdef TARGET_NR_readlinkat
|
| 1174 |
static void |
| 1175 |
print_readlinkat(const struct syscallname *name, |
| 1176 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 1177 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 1178 |
{
|
| 1179 |
print_syscall_prologue(name); |
| 1180 |
print_at_dirfd(arg0, 0);
|
| 1181 |
print_string(arg1, 0);
|
| 1182 |
print_pointer(arg2, 0);
|
| 1183 |
print_raw_param("%u", arg3, 1); |
| 1184 |
print_syscall_epilogue(name); |
| 1185 |
} |
| 1186 |
#endif
|
| 1187 |
|
| 1188 |
#ifdef TARGET_NR_rename
|
| 1189 |
static void |
| 1190 |
print_rename(const struct syscallname *name, |
| 1191 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 1192 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 1193 |
{
|
| 1194 |
print_syscall_prologue(name); |
| 1195 |
print_string(arg0, 0);
|
| 1196 |
print_string(arg1, 1);
|
| 1197 |
print_syscall_epilogue(name); |
| 1198 |
} |
| 1199 |
#endif
|
| 1200 |
|
| 1201 |
#ifdef TARGET_NR_renameat
|
| 1202 |
static void |
| 1203 |
print_renameat(const struct syscallname *name, |
| 1204 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 1205 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 1206 |
{
|
| 1207 |
print_syscall_prologue(name); |
| 1208 |
print_at_dirfd(arg0, 0);
|
| 1209 |
print_string(arg1, 0);
|
| 1210 |
print_at_dirfd(arg2, 0);
|
| 1211 |
print_string(arg3, 1);
|
| 1212 |
print_syscall_epilogue(name); |
| 1213 |
} |
| 1214 |
#endif
|
| 1215 |
|
| 1216 |
#ifdef TARGET_NR_statfs
|
| 1217 |
static void |
| 1218 |
print_statfs(const struct syscallname *name, |
| 1219 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 1220 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 1221 |
{
|
| 1222 |
print_syscall_prologue(name); |
| 1223 |
print_string(arg0, 0);
|
| 1224 |
print_pointer(arg1, 1);
|
| 1225 |
print_syscall_epilogue(name); |
| 1226 |
} |
| 1227 |
#define print_statfs64 print_statfs
|
| 1228 |
#endif
|
| 1229 |
|
| 1230 |
#ifdef TARGET_NR_symlink
|
| 1231 |
static void |
| 1232 |
print_symlink(const struct syscallname *name, |
| 1233 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 1234 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 1235 |
{
|
| 1236 |
print_syscall_prologue(name); |
| 1237 |
print_string(arg0, 0);
|
| 1238 |
print_string(arg1, 1);
|
| 1239 |
print_syscall_epilogue(name); |
| 1240 |
} |
| 1241 |
#endif
|
| 1242 |
|
| 1243 |
#ifdef TARGET_NR_symlinkat
|
| 1244 |
static void |
| 1245 |
print_symlinkat(const struct syscallname *name, |
| 1246 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 1247 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 1248 |
{
|
| 1249 |
print_syscall_prologue(name); |
| 1250 |
print_string(arg0, 0);
|
| 1251 |
print_at_dirfd(arg1, 0);
|
| 1252 |
print_string(arg2, 1);
|
| 1253 |
print_syscall_epilogue(name); |
| 1254 |
} |
| 1255 |
#endif
|
| 1256 |
|
| 1257 |
#ifdef TARGET_NR_mount
|
| 1258 |
static void |
| 1259 |
print_mount(const struct syscallname *name, |
| 1260 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 1261 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 1262 |
{
|
| 1263 |
print_syscall_prologue(name); |
| 1264 |
print_string(arg0, 0);
|
| 1265 |
print_string(arg1, 0);
|
| 1266 |
print_string(arg2, 0);
|
| 1267 |
print_flags(mount_flags, arg3, 0);
|
| 1268 |
print_pointer(arg4, 1);
|
| 1269 |
print_syscall_epilogue(name); |
| 1270 |
} |
| 1271 |
#endif
|
| 1272 |
|
| 1273 |
#ifdef TARGET_NR_umount
|
| 1274 |
static void |
| 1275 |
print_umount(const struct syscallname *name, |
| 1276 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 1277 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 1278 |
{
|
| 1279 |
print_syscall_prologue(name); |
| 1280 |
print_string(arg0, 1);
|
| 1281 |
print_syscall_epilogue(name); |
| 1282 |
} |
| 1283 |
#endif
|
| 1284 |
|
| 1285 |
#ifdef TARGET_NR_umount2
|
| 1286 |
static void |
| 1287 |
print_umount2(const struct syscallname *name, |
| 1288 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 1289 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 1290 |
{
|
| 1291 |
print_syscall_prologue(name); |
| 1292 |
print_string(arg0, 0);
|
| 1293 |
print_flags(umount2_flags, arg1, 1);
|
| 1294 |
print_syscall_epilogue(name); |
| 1295 |
} |
| 1296 |
#endif
|
| 1297 |
|
| 1298 |
#ifdef TARGET_NR_unlink
|
| 1299 |
static void |
| 1300 |
print_unlink(const struct syscallname *name, |
| 1301 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 1302 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 1303 |
{
|
| 1304 |
print_syscall_prologue(name); |
| 1305 |
print_string(arg0, 1);
|
| 1306 |
print_syscall_epilogue(name); |
| 1307 |
} |
| 1308 |
#endif
|
| 1309 |
|
| 1310 |
#ifdef TARGET_NR_unlinkat
|
| 1311 |
static void |
| 1312 |
print_unlinkat(const struct syscallname *name, |
| 1313 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 1314 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 1315 |
{
|
| 1316 |
print_syscall_prologue(name); |
| 1317 |
print_at_dirfd(arg0, 0);
|
| 1318 |
print_string(arg1, 0);
|
| 1319 |
print_flags(unlinkat_flags, arg2, 1);
|
| 1320 |
print_syscall_epilogue(name); |
| 1321 |
} |
| 1322 |
#endif
|
| 1323 |
|
| 1324 |
#ifdef TARGET_NR_utime
|
| 1325 |
static void |
| 1326 |
print_utime(const struct syscallname *name, |
| 1327 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 1328 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 1329 |
{
|
| 1330 |
print_syscall_prologue(name); |
| 1331 |
print_string(arg0, 0);
|
| 1332 |
print_pointer(arg1, 1);
|
| 1333 |
print_syscall_epilogue(name); |
| 1334 |
} |
| 1335 |
#endif
|
| 1336 |
|
| 1337 |
#ifdef TARGET_NR_utimes
|
| 1338 |
static void |
| 1339 |
print_utimes(const struct syscallname *name, |
| 1340 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 1341 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 1342 |
{
|
| 1343 |
print_syscall_prologue(name); |
| 1344 |
print_string(arg0, 0);
|
| 1345 |
print_pointer(arg1, 1);
|
| 1346 |
print_syscall_epilogue(name); |
| 1347 |
} |
| 1348 |
#endif
|
| 1349 |
|
| 1350 |
#ifdef TARGET_NR_utimensat
|
| 1351 |
static void |
| 1352 |
print_utimensat(const struct syscallname *name, |
| 1353 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 1354 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 1355 |
{
|
| 1356 |
print_syscall_prologue(name); |
| 1357 |
print_at_dirfd(arg0, 0);
|
| 1358 |
print_string(arg1, 0);
|
| 1359 |
print_pointer(arg2, 0);
|
| 1360 |
print_flags(at_file_flags, arg3, 1);
|
| 1361 |
print_syscall_epilogue(name); |
| 1362 |
} |
| 1363 |
#endif
|
| 1364 |
|
| 1365 |
#if defined(TARGET_NR_mmap) || defined(TARGET_NR_mmap2)
|
| 1366 |
static void |
| 1367 |
print_mmap(const struct syscallname *name, |
| 1368 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 1369 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 1370 |
{
|
| 1371 |
print_syscall_prologue(name); |
| 1372 |
print_pointer(arg0, 0);
|
| 1373 |
print_raw_param("%d", arg1, 0); |
| 1374 |
print_flags(mmap_prot_flags, arg2, 0);
|
| 1375 |
print_flags(mmap_flags, arg3, 0);
|
| 1376 |
print_raw_param("%d", arg4, 0); |
| 1377 |
print_raw_param("%#x", arg5, 1); |
| 1378 |
print_syscall_epilogue(name); |
| 1379 |
} |
| 1380 |
#define print_mmap2 print_mmap
|
| 1381 |
#endif
|
| 1382 |
|
| 1383 |
#ifdef TARGET_NR_mprotect
|
| 1384 |
static void |
| 1385 |
print_mprotect(const struct syscallname *name, |
| 1386 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 1387 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 1388 |
{
|
| 1389 |
print_syscall_prologue(name); |
| 1390 |
print_pointer(arg0, 0);
|
| 1391 |
print_raw_param("%d", arg1, 0); |
| 1392 |
print_flags(mmap_prot_flags, arg2, 1);
|
| 1393 |
print_syscall_epilogue(name); |
| 1394 |
} |
| 1395 |
#endif
|
| 1396 |
|
| 1397 |
#ifdef TARGET_NR_munmap
|
| 1398 |
static void |
| 1399 |
print_munmap(const struct syscallname *name, |
| 1400 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 1401 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 1402 |
{
|
| 1403 |
print_syscall_prologue(name); |
| 1404 |
print_pointer(arg0, 0);
|
| 1405 |
print_raw_param("%d", arg1, 1); |
| 1406 |
print_syscall_epilogue(name); |
| 1407 |
} |
| 1408 |
#endif
|
| 1409 |
|
| 1410 |
#ifdef TARGET_NR_futex
|
| 1411 |
static void print_futex_op(abi_long tflag, int last) |
| 1412 |
{
|
| 1413 |
#define print_op(val) \
|
| 1414 |
if( cmd == val ) { \
|
| 1415 |
gemu_log(#val); \
|
| 1416 |
return; \
|
| 1417 |
} |
| 1418 |
|
| 1419 |
int cmd = (int)tflag; |
| 1420 |
#ifdef FUTEX_PRIVATE_FLAG
|
| 1421 |
if (cmd & FUTEX_PRIVATE_FLAG) {
|
| 1422 |
gemu_log("FUTEX_PRIVATE_FLAG|");
|
| 1423 |
cmd &= ~FUTEX_PRIVATE_FLAG; |
| 1424 |
} |
| 1425 |
#endif
|
| 1426 |
print_op(FUTEX_WAIT) |
| 1427 |
print_op(FUTEX_WAKE) |
| 1428 |
print_op(FUTEX_FD) |
| 1429 |
print_op(FUTEX_REQUEUE) |
| 1430 |
print_op(FUTEX_CMP_REQUEUE) |
| 1431 |
print_op(FUTEX_WAKE_OP) |
| 1432 |
print_op(FUTEX_LOCK_PI) |
| 1433 |
print_op(FUTEX_UNLOCK_PI) |
| 1434 |
print_op(FUTEX_TRYLOCK_PI) |
| 1435 |
#ifdef FUTEX_WAIT_BITSET
|
| 1436 |
print_op(FUTEX_WAIT_BITSET) |
| 1437 |
#endif
|
| 1438 |
#ifdef FUTEX_WAKE_BITSET
|
| 1439 |
print_op(FUTEX_WAKE_BITSET) |
| 1440 |
#endif
|
| 1441 |
/* unknown values */
|
| 1442 |
gemu_log("%d",cmd);
|
| 1443 |
} |
| 1444 |
|
| 1445 |
static void |
| 1446 |
print_futex(const struct syscallname *name, |
| 1447 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 1448 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 1449 |
{
|
| 1450 |
print_syscall_prologue(name); |
| 1451 |
print_pointer(arg0, 0);
|
| 1452 |
print_futex_op(arg1, 0);
|
| 1453 |
print_raw_param(",%d", arg2, 0); |
| 1454 |
print_pointer(arg3, 0); /* struct timespec */ |
| 1455 |
print_pointer(arg4, 0);
|
| 1456 |
print_raw_param("%d", arg4, 1); |
| 1457 |
print_syscall_epilogue(name); |
| 1458 |
} |
| 1459 |
#endif
|
| 1460 |
|
| 1461 |
#ifdef TARGET_NR_kill
|
| 1462 |
static void |
| 1463 |
print_kill(const struct syscallname *name, |
| 1464 |
abi_long arg0, abi_long arg1, abi_long arg2, |
| 1465 |
abi_long arg3, abi_long arg4, abi_long arg5) |
| 1466 |
{
|
| 1467 |
print_syscall_prologue(name); |
| 1468 |
print_raw_param("%d", arg0, 0); |
| 1469 |
print_signal(arg1, 1);
|
| 1470 |
print_syscall_epilogue(name); |
| 1471 |
} |
| 1472 |
#endif
|
| 1473 |
|
| 1474 |
/*
|
| 1475 |
* An array of all of the syscalls we know about
|
| 1476 |
*/
|
| 1477 |
|
| 1478 |
static const struct syscallname scnames[] = { |
| 1479 |
#include "strace.list" |
| 1480 |
}; |
| 1481 |
|
| 1482 |
static int nsyscalls = ARRAY_SIZE(scnames); |
| 1483 |
|
| 1484 |
/*
|
| 1485 |
* The public interface to this module.
|
| 1486 |
*/
|
| 1487 |
void
|
| 1488 |
print_syscall(int num,
|
| 1489 |
abi_long arg1, abi_long arg2, abi_long arg3, |
| 1490 |
abi_long arg4, abi_long arg5, abi_long arg6) |
| 1491 |
{
|
| 1492 |
int i;
|
| 1493 |
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 ")"; |
| 1494 |
|
| 1495 |
gemu_log("%d ", getpid() );
|
| 1496 |
|
| 1497 |
for(i=0;i<nsyscalls;i++) |
| 1498 |
if( scnames[i].nr == num ) {
|
| 1499 |
if( scnames[i].call != NULL ) { |
| 1500 |
scnames[i].call(&scnames[i],arg1,arg2,arg3,arg4,arg5,arg6); |
| 1501 |
} else {
|
| 1502 |
/* XXX: this format system is broken because it uses
|
| 1503 |
host types and host pointers for strings */
|
| 1504 |
if( scnames[i].format != NULL ) |
| 1505 |
format = scnames[i].format; |
| 1506 |
gemu_log(format,scnames[i].name, arg1,arg2,arg3,arg4,arg5,arg6); |
| 1507 |
} |
| 1508 |
return;
|
| 1509 |
} |
| 1510 |
gemu_log("Unknown syscall %d\n", num);
|
| 1511 |
} |
| 1512 |
|
| 1513 |
|
| 1514 |
void
|
| 1515 |
print_syscall_ret(int num, abi_long ret)
|
| 1516 |
{
|
| 1517 |
int i;
|
| 1518 |
|
| 1519 |
for(i=0;i<nsyscalls;i++) |
| 1520 |
if( scnames[i].nr == num ) {
|
| 1521 |
if( scnames[i].result != NULL ) { |
| 1522 |
scnames[i].result(&scnames[i],ret); |
| 1523 |
} else {
|
| 1524 |
if( ret < 0 ) { |
| 1525 |
gemu_log(" = -1 errno=" TARGET_ABI_FMT_ld " (%s)\n", -ret, target_strerror(-ret)); |
| 1526 |
} else {
|
| 1527 |
gemu_log(" = " TARGET_ABI_FMT_ld "\n", ret); |
| 1528 |
} |
| 1529 |
} |
| 1530 |
break;
|
| 1531 |
} |
| 1532 |
} |