/* #include <ctype.h> */
#include <string.h>
#include <errno.h>
-#include <signal.h>
#include <time.h>
#include <sys/time.h>
#include <sys/syscall.h>
+#include "mpers_type.h"
+#include "gcc_compat.h"
+
#ifndef HAVE_STRERROR
const char *strerror(int);
#endif
extern char *stpcpy(char *dst, const char *src);
#endif
-#if !defined __GNUC__
-# define __attribute__(x) /*nothing*/
-#endif
-
#ifndef offsetof
# define offsetof(type, member) \
(((char *) &(((type *) NULL)->member)) - ((char *) (type *) NULL))
#if defined(SPARC) || defined(SPARC64)
# define PERSONALITY0_WORDSIZE 4
-# define PERSONALITY1_WORDSIZE 4
# if defined(SPARC64)
-# define SUPPORTED_PERSONALITIES 3
-# define PERSONALITY2_WORDSIZE 8
-# else
# define SUPPORTED_PERSONALITIES 2
-# endif /* SPARC64 */
-#endif /* SPARC[64] */
+# define PERSONALITY1_WORDSIZE 8
+# ifdef HAVE_M32_MPERS
+# define PERSONALITY1_INCLUDE_FUNCS "m32_funcs.h"
+# define PERSONALITY1_INCLUDE_PRINTERS_DECLS "m32_printer_decls.h"
+# define PERSONALITY1_INCLUDE_PRINTERS_DEFS "m32_printer_defs.h"
+# define MPERS_m32_IOCTL_MACROS "ioctl_redefs1.h"
+# endif
+# endif
+#endif
#ifdef X86_64
# define SUPPORTED_PERSONALITIES 3
# define PERSONALITY0_WORDSIZE 8
# define PERSONALITY1_WORDSIZE 4
# define PERSONALITY2_WORDSIZE 4
+# ifdef HAVE_M32_MPERS
+# define PERSONALITY1_INCLUDE_FUNCS "m32_funcs.h"
+# define PERSONALITY1_INCLUDE_PRINTERS_DECLS "m32_printer_decls.h"
+# define PERSONALITY1_INCLUDE_PRINTERS_DEFS "m32_printer_defs.h"
+# define MPERS_m32_IOCTL_MACROS "ioctl_redefs1.h"
+# endif
+# ifdef HAVE_MX32_MPERS
+# define PERSONALITY2_INCLUDE_FUNCS "mx32_funcs.h"
+# define PERSONALITY2_INCLUDE_PRINTERS_DECLS "mx32_printer_decls.h"
+# define PERSONALITY2_INCLUDE_PRINTERS_DEFS "mx32_printer_defs.h"
+# define MPERS_mx32_IOCTL_MACROS "ioctl_redefs2.h"
+# endif
#endif
#ifdef X32
# define SUPPORTED_PERSONALITIES 2
# define PERSONALITY0_WORDSIZE 4
# define PERSONALITY1_WORDSIZE 4
+# ifdef HAVE_M32_MPERS
+# define PERSONALITY1_INCLUDE_FUNCS "m32_funcs.h"
+# define PERSONALITY1_INCLUDE_PRINTERS_DECLS "m32_printer_decls.h"
+# define PERSONALITY1_INCLUDE_PRINTERS_DEFS "m32_printer_defs.h"
+# define MPERS_m32_IOCTL_MACROS "ioctl_redefs1.h"
+# endif
#endif
#ifdef ARM
#ifdef AARCH64
/* The existing ARM personality, then AArch64 */
# define SUPPORTED_PERSONALITIES 2
-# define PERSONALITY0_WORDSIZE 4
-# define PERSONALITY1_WORDSIZE 8
-# define DEFAULT_PERSONALITY 1
+# define PERSONALITY0_WORDSIZE 8
+# define PERSONALITY1_WORDSIZE 4
+# ifdef HAVE_M32_MPERS
+# define PERSONALITY1_INCLUDE_FUNCS "m32_funcs.h"
+# define PERSONALITY1_INCLUDE_PRINTERS_DECLS "m32_printer_decls.h"
+# define PERSONALITY1_INCLUDE_PRINTERS_DEFS "m32_printer_defs.h"
+# define MPERS_m32_IOCTL_MACROS "ioctl_redefs1.h"
+# endif
#endif
#ifdef POWERPC64
# define SUPPORTED_PERSONALITIES 2
# define PERSONALITY0_WORDSIZE 8
# define PERSONALITY1_WORDSIZE 4
+# ifdef HAVE_M32_MPERS
+# define PERSONALITY1_INCLUDE_FUNCS "m32_funcs.h"
+# define PERSONALITY1_INCLUDE_PRINTERS_DECLS "m32_printer_decls.h"
+# define PERSONALITY1_INCLUDE_PRINTERS_DEFS "m32_printer_defs.h"
+# define MPERS_m32_IOCTL_MACROS "ioctl_redefs1.h"
+# endif
#endif
#ifdef TILE
# ifdef __tilepro__
# define DEFAULT_PERSONALITY 1
# endif
+# ifdef HAVE_M32_MPERS
+# define PERSONALITY1_INCLUDE_FUNCS "m32_funcs.h"
+# define PERSONALITY1_INCLUDE_PRINTERS_DECLS "m32_printer_decls.h"
+# define PERSONALITY1_INCLUDE_PRINTERS_DEFS "m32_printer_defs.h"
+# define MPERS_m32_IOCTL_MACROS "ioctl_redefs1.h"
+# endif
#endif
#ifndef SUPPORTED_PERSONALITIES
# define PERSONALITY0_WORDSIZE SIZEOF_LONG
#endif
+#ifndef PERSONALITY0_INCLUDE_PRINTERS_DECLS
+# define PERSONALITY0_INCLUDE_PRINTERS_DECLS "native_printer_decls.h"
+#endif
+#ifndef PERSONALITY0_INCLUDE_PRINTERS_DEFS
+# define PERSONALITY0_INCLUDE_PRINTERS_DEFS "native_printer_defs.h"
+#endif
+
+#ifndef PERSONALITY1_INCLUDE_PRINTERS_DECLS
+# define PERSONALITY1_INCLUDE_PRINTERS_DECLS "native_printer_decls.h"
+#endif
+#ifndef PERSONALITY1_INCLUDE_PRINTERS_DEFS
+# define PERSONALITY1_INCLUDE_PRINTERS_DEFS "native_printer_defs.h"
+#endif
+
+#ifndef PERSONALITY2_INCLUDE_PRINTERS_DECLS
+# define PERSONALITY2_INCLUDE_PRINTERS_DECLS "native_printer_decls.h"
+#endif
+#ifndef PERSONALITY2_INCLUDE_PRINTERS_DEFS
+# define PERSONALITY2_INCLUDE_PRINTERS_DEFS "native_printer_defs.h"
+#endif
+
+#ifndef PERSONALITY1_INCLUDE_FUNCS
+# define PERSONALITY1_INCLUDE_FUNCS "empty.h"
+#endif
+#ifndef PERSONALITY2_INCLUDE_FUNCS
+# define PERSONALITY2_INCLUDE_FUNCS "empty.h"
+#endif
+
typedef struct sysent {
unsigned nargs;
int sys_flags;
+ int sen;
int (*sys_func)();
const char *sys_name;
} struct_sysent;
#if SUPPORTED_PERSONALITIES > 1
unsigned int currpers; /* Personality at the time of scno update */
#endif
+ int sys_func_rval; /* Syscall entry parser's return value */
int curcol; /* Output column for this process */
FILE *outf; /* Output file for this process */
const char *auxstr; /* Auxiliary info from syscall (see RVAL_STR) */
const struct_sysent *s_ent; /* sysent[scno] or dummy struct for bad scno */
+ const struct_sysent *s_prev_ent; /* for "resuming interrupted SYSCALL" msg */
struct timeval stime; /* System time usage as of last process wait */
struct timeval dtime; /* Delta for system time usage */
struct timeval etime; /* Syscall entry time */
- /* Support for tracing forked processes: */
- long inst[2]; /* Saved clone args (badly named) */
#ifdef USE_LIBUNWIND
struct UPT_info* libunwind_ui;
* are limited to trace(), this condition is never observed in trace_syscall()
* and below.
* The bit is cleared after all syscall exit processing is done.
- * User-generated SIGTRAPs and post-execve SIGTRAP make it necessary
- * to be very careful and NOT set TCB_INSYSCALL bit when they are encountered.
- * TCB_WAITEXECVE bit is used for this purpose (see below).
*
* Use entering(tcp) / exiting(tcp) to check this bit to make code more readable.
*/
#define TCB_INSYSCALL 0x04
#define TCB_ATTACHED 0x08 /* We attached to it already */
-#define TCB_BPTSET 0x10 /* "Breakpoint" set after fork(2) */
-#define TCB_REPRINT 0x20 /* We should reprint this syscall on exit */
-#define TCB_FILTERED 0x40 /* This system call has been filtered out */
-/*
- * x86 does not need TCB_WAITEXECVE.
- * It can detect post-execve SIGTRAP by looking at eax/rax.
- * See "not a syscall entry (eax = %ld)\n" message.
- *
- * Note! On new kernels (about 2.5.46+), we use PTRACE_O_TRACEEXEC, which
- * suppresses post-execve SIGTRAP. If you are adding a new arch which is
- * only supported by newer kernels, you most likely don't need to define
- * TCB_WAITEXECVE!
- */
-#if defined(ALPHA) \
- || defined(SPARC) || defined(SPARC64) \
- || defined(POWERPC) \
- || defined(IA64) \
- || defined(HPPA) \
- || defined(SH) || defined(SH64) \
- || defined(S390) || defined(S390X) \
- || defined(ARM) \
- || defined(MIPS)
-/* This tracee has entered into execve syscall. Expect post-execve SIGTRAP
- * to happen. (When it is detected, tracee is continued and this bit is cleared.)
- */
-# define TCB_WAITEXECVE 0x80
-#endif
+#define TCB_REPRINT 0x10 /* We should reprint this syscall on exit */
+#define TCB_FILTERED 0x20 /* This system call has been filtered out */
/* qualifier flags */
#define QUAL_TRACE 0x001 /* this system call should be traced */
#define abbrev(tcp) ((tcp)->qual_flg & QUAL_ABBREV)
#define filtered(tcp) ((tcp)->flags & TCB_FILTERED)
-struct xlat {
- unsigned int val;
- const char *str;
-};
-#define XLAT(x) { x, #x }
-#define XLAT_END { 0, NULL }
+#include "xlat.h"
extern const struct xlat addrfams[];
extern const struct xlat at_flags[];
+extern const struct xlat dirent_types[];
+extern const struct xlat evdev_abs[];
extern const struct xlat open_access_modes[];
extern const struct xlat open_mode_flags[];
+extern const struct xlat resource_flags[];
extern const struct xlat whence_codes[];
/* Format of syscall return values */
#define RVAL_STR 020 /* Print `auxstr' field after return val */
#define RVAL_NONE 040 /* Print nothing */
+#define RVAL_DECODED 0100 /* syscall decoding finished */
+
#define TRACE_FILE 001 /* Trace file-related syscalls. */
#define TRACE_IPC 002 /* Trace IPC-related syscalls. */
#define TRACE_NETWORK 004 /* Trace network-related syscalls. */
#define STACKTRACE_CAPTURE_ON_ENTER 01000 /* Capture stacktrace on "entering" stage */
#define TRACE_INDIRECT_SUBCALL 02000 /* Syscall is an indirect socket/ipc subcall. */
+#define IOCTL_NUMBER_UNKNOWN 0
+#define IOCTL_NUMBER_HANDLED 1
+#define IOCTL_NUMBER_STOP_LOOKUP 010
+
+#define indirect_ipccall(tcp) (tcp->s_ent->sys_flags & TRACE_INDIRECT_SUBCALL)
+
#if defined(ARM) || defined(AARCH64) \
|| defined(I386) || defined(X32) || defined(X86_64) \
+ || defined(IA64) \
|| defined(BFIN) \
|| defined(M68K) \
|| defined(MICROBLAZE) \
/* are we filtering traces based on paths? */
extern const char **paths_selected;
#define tracing_paths (paths_selected != NULL)
-extern bool need_fork_exec_workarounds;
extern unsigned xflag;
extern unsigned followfork;
#ifdef USE_LIBUNWIND
#undef KERNEL_VERSION
#define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c))
-enum bitness_t { BITNESS_CURRENT = 0, BITNESS_32 };
-
-void error_msg(const char *fmt, ...) __attribute__ ((format(printf, 1, 2)));
-void perror_msg(const char *fmt, ...) __attribute__ ((format(printf, 1, 2)));
-void error_msg_and_die(const char *fmt, ...) __attribute__ ((noreturn, format(printf, 1, 2)));
-void perror_msg_and_die(const char *fmt, ...) __attribute__ ((noreturn, format(printf, 1, 2)));
-void die_out_of_memory(void) __attribute__ ((noreturn));
+void error_msg(const char *fmt, ...) ATTRIBUTE_FORMAT((printf, 1, 2));
+void perror_msg(const char *fmt, ...) ATTRIBUTE_FORMAT((printf, 1, 2));
+void error_msg_and_die(const char *fmt, ...)
+ ATTRIBUTE_FORMAT((printf, 1, 2)) ATTRIBUTE_NORETURN;
+void error_msg_and_help(const char *fmt, ...)
+ ATTRIBUTE_FORMAT((printf, 1, 2)) ATTRIBUTE_NORETURN;
+void perror_msg_and_die(const char *fmt, ...)
+ ATTRIBUTE_FORMAT((printf, 1, 2)) ATTRIBUTE_NORETURN;
+void die_out_of_memory(void) ATTRIBUTE_NORETURN;
+
+void *xmalloc(size_t size) ATTRIBUTE_MALLOC ATTRIBUTE_ALLOC_SIZE((1));
+void *xcalloc(size_t nmemb, size_t size)
+ ATTRIBUTE_MALLOC ATTRIBUTE_ALLOC_SIZE((1, 2));
+void *xreallocarray(void *ptr, size_t nmemb, size_t size)
+ ATTRIBUTE_ALLOC_SIZE((2, 3));
+char *xstrdup(const char *str) ATTRIBUTE_MALLOC;
#if USE_CUSTOM_PRINTF
/*
extern void clear_regs(void);
extern void get_regs(pid_t pid);
+extern int get_scno(struct tcb *tcp);
+extern const char *syscall_name(long scno);
-extern int umoven(struct tcb *, long, unsigned int, char *);
+extern bool is_erestart(struct tcb *);
+extern void temporarily_clear_syserror(struct tcb *);
+extern void restore_cleared_syserror(struct tcb *);
+
+extern int umoven(struct tcb *, long, unsigned int, void *);
#define umove(pid, addr, objp) \
- umoven((pid), (addr), sizeof(*(objp)), (char *) (objp))
+ umoven((pid), (addr), sizeof(*(objp)), (void *) (objp))
+extern int umoven_or_printaddr(struct tcb *, long, unsigned int, void *);
+#define umove_or_printaddr(pid, addr, objp) \
+ umoven_or_printaddr((pid), (addr), sizeof(*(objp)), (void *) (objp))
extern int umovestr(struct tcb *, long, unsigned int, char *);
extern int upeek(int pid, long, long *);
-#if defined(SPARC) || defined(SPARC64) || defined(IA64) || defined(SH)
+
+extern bool
+print_array(struct tcb *tcp,
+ const unsigned long start_addr,
+ const size_t nmemb,
+ void *const elem_buf,
+ const size_t elem_size,
+ int (*const umoven_func)(struct tcb *,
+ long,
+ unsigned int,
+ void *),
+ bool (*const print_func)(struct tcb *,
+ void *elem_buf,
+ size_t elem_size,
+ void *opaque_data),
+ void *const opaque_data);
+
+#if defined ALPHA || defined IA64 || defined MIPS \
+ || defined SH || defined SPARC || defined SPARC64
+# define HAVE_GETRVAL2
extern long getrval2(struct tcb *);
+#else
+# undef HAVE_GETRVAL2
#endif
-/*
- * On Linux, "setbpt" is a misnomer: we don't set a breakpoint
- * (IOW: no poking in user's text segment),
- * instead we change fork/vfork/clone into clone(CLONE_PTRACE).
- * On newer kernels, we use PTRACE_O_TRACECLONE/TRACE[V]FORK instead.
- */
-extern int setbpt(struct tcb *);
-extern int clearbpt(struct tcb *);
extern const char *signame(const int);
extern void pathtrace_select(const char *);
extern int pathtrace_match(struct tcb *);
extern int getfdpath(struct tcb *, int, char *, unsigned);
-extern const char *xlookup(const struct xlat *, const unsigned int);
-extern const char *xlat_search(const struct xlat *, const size_t, const unsigned int);
+extern const char *xlookup(const struct xlat *, const uint64_t);
+extern const char *xlat_search(const struct xlat *, const size_t, const uint64_t);
+extern unsigned long get_pagesize(void);
extern int string_to_uint(const char *str);
extern int next_set_bit(const void *bit_array, unsigned cur_bit, unsigned size_bits);
#define QUOTE_0_TERMINATED 0x01
#define QUOTE_OMIT_LEADING_TRAILING_QUOTES 0x02
+extern int string_quote(const char *, char *, unsigned int, unsigned int);
extern int print_quoted_string(const char *, unsigned int, unsigned int);
/* a refers to the lower numbered u_arg,
* b refers to the higher numbered u_arg
*/
-#if HAVE_LITTLE_ENDIAN_LONG_LONG
+#ifdef WORDS_BIGENDIAN
# define LONG_LONG(a,b) \
- ((long long)((unsigned long long)(unsigned)(a) | ((unsigned long long)(b)<<32)))
+ ((long long)((unsigned long long)(unsigned)(b) | ((unsigned long long)(a)<<32)))
#else
# define LONG_LONG(a,b) \
- ((long long)((unsigned long long)(unsigned)(b) | ((unsigned long long)(a)<<32)))
+ ((long long)((unsigned long long)(unsigned)(a) | ((unsigned long long)(b)<<32)))
#endif
extern int getllval(struct tcb *, unsigned long long *, int);
extern int printllval(struct tcb *, const char *, int)
- __attribute__ ((format (printf, 2, 0)));
+ ATTRIBUTE_FORMAT((printf, 2, 0));
-extern void printxval(const struct xlat *, const unsigned int, const char *);
+extern void printaddr(long);
+extern void printxvals(const uint64_t, const char *, const struct xlat *, ...)
+ ATTRIBUTE_SENTINEL;
extern int printargs(struct tcb *);
-extern int printargs_lu(struct tcb *);
-extern int printargs_ld(struct tcb *);
-extern void addflags(const struct xlat *, int);
-extern int printflags(const struct xlat *, int, const char *);
-extern const char *sprintflags(const char *, const struct xlat *, int);
-extern const char *sprintmode(int);
+extern int printargs_u(struct tcb *);
+extern int printargs_d(struct tcb *);
+
+extern void addflags(const struct xlat *, uint64_t);
+extern int printflags64(const struct xlat *, uint64_t, const char *);
+extern const char *sprintflags(const char *, const struct xlat *, uint64_t);
+extern const char *sprintmode(unsigned int);
extern const char *sprinttime(time_t);
-extern void dumpiov_in_msghdr(struct tcb *, long);
+extern void dumpiov_in_msghdr(struct tcb *, long, unsigned long);
extern void dumpiov_in_mmsghdr(struct tcb *, long);
-extern void dumpiov(struct tcb *, int, long);
+extern void dumpiov_upto(struct tcb *, int, long, unsigned long);
+#define dumpiov(tcp, len, addr) \
+ dumpiov_upto((tcp), (len), (addr), (unsigned long) -1L)
extern void dumpstr(struct tcb *, long, int);
extern void printstr(struct tcb *, long, long);
-extern void printnum_int(struct tcb *, long, const char *)
- __attribute__ ((format (printf, 3, 0)));
-extern void printnum_long(struct tcb *, long, const char *)
- __attribute__ ((format (printf, 3, 0)));
+extern bool printnum_short(struct tcb *, long, const char *)
+ ATTRIBUTE_FORMAT((printf, 3, 0));
+extern bool printnum_int(struct tcb *, long, const char *)
+ ATTRIBUTE_FORMAT((printf, 3, 0));
+extern bool printnum_int64(struct tcb *, long, const char *)
+ ATTRIBUTE_FORMAT((printf, 3, 0));
+
+#if SUPPORTED_PERSONALITIES > 1 && SIZEOF_LONG > 4
+extern bool printnum_long_int(struct tcb *, long, const char *, const char *)
+ ATTRIBUTE_FORMAT((printf, 3, 0))
+ ATTRIBUTE_FORMAT((printf, 4, 0));
+# define printnum_slong(tcp, addr) \
+ printnum_long_int((tcp), (addr), "%" PRId64, "%d")
+# define printnum_ulong(tcp, addr) \
+ printnum_long_int((tcp), (addr), "%" PRIu64, "%u")
+# define printnum_ptr(tcp, addr) \
+ printnum_long_int((tcp), (addr), "%#" PRIx64, "%#x")
+#elif SIZEOF_LONG > 4
+# define printnum_slong(tcp, addr) \
+ printnum_int64((tcp), (addr), "%" PRId64)
+# define printnum_ulong(tcp, addr) \
+ printnum_int64((tcp), (addr), "%" PRIu64)
+# define printnum_ptr(tcp, addr) \
+ printnum_int64((tcp), (addr), "%#" PRIx64)
+#else
+# define printnum_slong(tcp, addr) \
+ printnum_int((tcp), (addr), "%d")
+# define printnum_ulong(tcp, addr) \
+ printnum_int((tcp), (addr), "%u")
+# define printnum_ptr(tcp, addr) \
+ printnum_int((tcp), (addr), "%#x")
+#endif
+
+extern bool printpair_int(struct tcb *, long, const char *)
+ ATTRIBUTE_FORMAT((printf, 3, 0));
+extern bool printpair_int64(struct tcb *, long, const char *)
+ ATTRIBUTE_FORMAT((printf, 3, 0));
extern void printpath(struct tcb *, long);
extern void printpathn(struct tcb *, long, unsigned int);
-#define TIMESPEC_TEXT_BUFSIZE (sizeof(long)*3 * 2 + sizeof("{%u, %u}"))
-#define TIMEVAL_TEXT_BUFSIZE TIMESPEC_TEXT_BUFSIZE
-extern void printtv_bitness(struct tcb *, long, enum bitness_t, int);
-#define printtv(tcp, addr) \
- printtv_bitness((tcp), (addr), BITNESS_CURRENT, 0)
-#define printtv_special(tcp, addr) \
- printtv_bitness((tcp), (addr), BITNESS_CURRENT, 1)
-extern char *sprinttv(char *, struct tcb *, long, enum bitness_t, int special);
-extern void print_timespec(struct tcb *, long);
-extern void sprint_timespec(char *, struct tcb *, long);
-extern void printsiginfo(const siginfo_t *, int);
-extern void printsiginfo_at(struct tcb *tcp, long addr);
+#define TIMESPEC_TEXT_BUFSIZE \
+ (sizeof(intmax_t)*3 * 2 + sizeof("{tv_sec=%jd, tv_nsec=%jd}"))
extern void printfd(struct tcb *, int);
extern bool print_sockaddr_by_inode(const unsigned long, const char *);
+extern bool print_sockaddr_by_inode_cached(const unsigned long);
extern void print_dirfd(struct tcb *, int);
extern void printsock(struct tcb *, long, int);
extern void print_sock_optmgmt(struct tcb *, long, int);
-extern void printrusage(struct tcb *, long);
#ifdef ALPHA
extern void printrusage32(struct tcb *, long);
+extern const char *sprint_timeval32(struct tcb *tcp, long);
+extern void print_timeval32(struct tcb *tcp, long);
+extern void print_timeval32_pair(struct tcb *tcp, long);
+extern void print_itimerval32(struct tcb *tcp, long);
#endif
extern void printuid(const char *, const unsigned int);
extern void print_sigset_addr_len(struct tcb *, long, long);
+extern const char *sprintsigmask_n(const char *, const void *, unsigned int);
+#define tprintsigmask_addr(prefix, mask) \
+ tprints(sprintsigmask_n((prefix), (mask), sizeof(mask)))
extern void printsignal(int);
extern void tprint_iov(struct tcb *, unsigned long, unsigned long, int decode_iov);
extern void tprint_iov_upto(struct tcb *, unsigned long, unsigned long, int decode_iov, unsigned long);
-extern void tprint_open_modes(int);
-extern const char *sprint_open_modes(int);
-extern void print_loff_t(struct tcb *, long);
-extern void print_seccomp_filter(struct tcb *tcp, unsigned long);
-
-extern const struct_ioctlent *ioctl_lookup(const unsigned int);
-extern const struct_ioctlent *ioctl_next_match(const struct_ioctlent *);
-extern void ioctl_print_code(const unsigned int);
-extern int ioctl_decode(struct tcb *, const unsigned int, long);
-extern int ioctl_decode_command_number(const unsigned int);
-extern int block_ioctl(struct tcb *, const unsigned int, long);
+extern void tprint_open_modes(unsigned int);
+extern const char *sprint_open_modes(unsigned int);
+extern void print_seccomp_filter(struct tcb *, unsigned long);
+extern void print_seccomp_fprog(struct tcb *, unsigned long, unsigned short);
+
+struct strace_statfs;
+extern void print_struct_statfs(struct tcb *tcp, long);
+extern void print_struct_statfs64(struct tcb *tcp, long, unsigned long);
+
+extern int file_ioctl(struct tcb *, const unsigned int, long);
+extern int fs_x_ioctl(struct tcb *, const unsigned int, long);
+extern int hdio_ioctl(struct tcb *, const unsigned int, long);
extern int loop_ioctl(struct tcb *, const unsigned int, long);
extern int mtd_ioctl(struct tcb *, const unsigned int, long);
extern int ptp_ioctl(struct tcb *, const unsigned int, long);
-extern int rtc_ioctl(struct tcb *, const unsigned int, long);
extern int scsi_ioctl(struct tcb *, const unsigned int, long);
extern int sock_ioctl(struct tcb *, const unsigned int, long);
extern int term_ioctl(struct tcb *, const unsigned int, long);
extern int ubi_ioctl(struct tcb *, const unsigned int, long);
-extern int v4l2_ioctl(struct tcb *, const unsigned int, long);
+extern int uffdio_ioctl(struct tcb *, const unsigned int, long);
extern int tv_nz(const struct timeval *);
extern int tv_cmp(const struct timeval *, const struct timeval *);
extern void unwind_capture_stacktrace(struct tcb* tcp);
#endif
+static inline int
+printflags(const struct xlat *x, unsigned int flags, const char *dflt)
+{
+ return printflags64(x, flags, dflt);
+}
+
+static inline int
+printflags_long(const struct xlat *x, unsigned long flags, const char *dflt)
+{
+ return printflags64(x, flags, dflt);
+}
+
+static inline void
+printxval64(const struct xlat *x, const uint64_t val, const char *dflt)
+{
+ printxvals(val, dflt, x, NULL);
+}
+
+static inline void
+printxval(const struct xlat *x, const unsigned int val, const char *dflt)
+{
+ printxvals(val, dflt, x, NULL);
+}
+
+static inline void
+printxval_long(const struct xlat *x, const unsigned long val, const char *dflt)
+{
+ printxvals(val, dflt, x, NULL);
+}
+
/* Strace log generation machinery.
*
* printing_tcp: tcb which has incomplete line being printed right now.
extern void printleader(struct tcb *);
extern void line_ended(void);
extern void tabto(void);
-extern void tprintf(const char *fmt, ...) __attribute__ ((format (printf, 1, 2)));
+extern void tprintf(const char *fmt, ...) ATTRIBUTE_FORMAT((printf, 1, 2));
extern void tprints(const char *str);
#if SUPPORTED_PERSONALITIES > 1
# define widen_to_long(v) ((long)(v))
#endif
+/*
+ * Widen without sign-extension a signed integer type to unsigned long long.
+ */
+#define widen_to_ull(v) \
+ (sizeof(v) == sizeof(int) ? (unsigned long long) (unsigned int) (v) : \
+ sizeof(v) == sizeof(long) ? (unsigned long long) (unsigned long) (v) : \
+ (unsigned long long) (v))
+
extern const struct_sysent sysent0[];
extern const char *const errnoent0[];
extern const char *const signalent0[];
extern const struct_ioctlent ioctlent0[];
extern qualbits_t *qual_vec[SUPPORTED_PERSONALITIES];
#define qual_flags (qual_vec[current_personality])
+
#if SUPPORTED_PERSONALITIES > 1
extern const struct_sysent *sysent;
extern const char *const *errnoent;
# define signalent signalent0
# define ioctlent ioctlent0
#endif
+
extern unsigned nsyscalls;
extern unsigned nerrnos;
extern unsigned nsignals;
extern unsigned nioctlents;
extern unsigned num_quals;
+#ifdef IN_MPERS_BOOTSTRAP
+/* Transform multi-line MPERS_PRINTER_DECL statements to one-liners. */
+# define MPERS_PRINTER_DECL(type, name, ...) MPERS_PRINTER_DECL(type, name, __VA_ARGS__)
+#else /* !IN_MPERS_BOOTSTRAP */
+# if SUPPORTED_PERSONALITIES > 1
+# include "printers.h"
+# else
+# include "native_printer_decls.h"
+# endif
+# define MPERS_PRINTER_DECL(type, name, ...) type MPERS_FUNC_NAME(name)(__VA_ARGS__)
+#endif /* !IN_MPERS_BOOTSTRAP */
+
/*
* If you need non-NULL sysent[scno].sys_func and sysent[scno].sys_name
*/
/* Only ensures that sysent[scno] isn't out of range */
#define SCNO_IN_RANGE(scno) \
((unsigned long)(scno) < nsyscalls)
+
+#define MPERS_FUNC_NAME__(prefix, name) prefix ## name
+#define MPERS_FUNC_NAME_(prefix, name) MPERS_FUNC_NAME__(prefix, name)
+#define MPERS_FUNC_NAME(name) MPERS_FUNC_NAME_(MPERS_PREFIX, name)
+
+#define SYS_FUNC_NAME(syscall_name) MPERS_FUNC_NAME(syscall_name)
+
+#define SYS_FUNC(syscall_name) int SYS_FUNC_NAME(sys_ ## syscall_name)(struct tcb *tcp)
+
+/*
+ * The kernel used to define 64-bit types on 64-bit systems on a per-arch
+ * basis. Some architectures would use unsigned long and others would use
+ * unsigned long long. These types were exported as part of the
+ * kernel-userspace ABI and now must be maintained forever. This matches
+ * what the kernel exports for each architecture so we don't need to cast
+ * every printing of __u64 or __s64 to stdint types.
+ */
+#if SIZEOF_LONG == 4
+# define PRI__64 "ll"
+#elif defined ALPHA || defined IA64 || defined MIPS || defined POWERPC
+# define PRI__64 "l"
+#else
+# define PRI__64 "ll"
+#endif
+
+#define PRI__d64 PRI__64"d"
+#define PRI__u64 PRI__64"u"
+#define PRI__x64 PRI__64"x"