* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
+#ifndef STRACE_DEFS_H
+#define STRACE_DEFS_H
+
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <features.h>
-#ifdef HAVE_STDBOOL_H
-# include <stdbool.h>
-#endif
+#include <stdbool.h>
#include <stdint.h>
#include <inttypes.h>
#include <sys/types.h>
#include <errno.h>
#include <time.h>
#include <sys/time.h>
-#include <sys/syscall.h>
+#include <asm/unistd.h>
#include "mpers_type.h"
+#include "gcc_compat.h"
#ifndef HAVE_STRERROR
const char *strerror(int);
extern char *stpcpy(char *dst, const char *src);
#endif
-#if defined __GNUC__ && defined __GNUC_MINOR__
-# define GNUC_PREREQ(maj, min) \
- ((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min))
-#else
-# define __attribute__(x) /* empty */
-# define GNUC_PREREQ(maj, min) 0
-#endif
-
-#if GNUC_PREREQ(2, 5)
-# define ATTRIBUTE_NORETURN __attribute__((__noreturn__))
-#else
-# define ATTRIBUTE_NORETURN /* empty */
-#endif
-
-#if GNUC_PREREQ(2, 7)
-# define ATTRIBUTE_FORMAT(args) __attribute__((__format__ args))
-# define ATTRIBUTE_ALIGNED(arg) __attribute__((__aligned__(arg)))
-# define ATTRIBUTE_PACKED __attribute__((__packed__))
-#else
-# define ATTRIBUTE_FORMAT(args) /* empty */
-# define ATTRIBUTE_ALIGNED(arg) /* empty */
-# define ATTRIBUTE_PACKED /* empty */
-#endif
-
-#if GNUC_PREREQ(3, 0)
-# define ATTRIBUTE_MALLOC __attribute__((__malloc__))
-#else
-# define ATTRIBUTE_MALLOC /* empty */
-#endif
-
-#if GNUC_PREREQ(3, 1)
-# define ATTRIBUTE_NOINLINE __attribute__((__noinline__))
-#else
-# define ATTRIBUTE_NOINLINE /* empty */
-#endif
-
-#if GNUC_PREREQ(4, 3)
-# define ATTRIBUTE_ALLOC_SIZE(args) __attribute__((__alloc_size__ args))
-#else
-# define ATTRIBUTE_ALLOC_SIZE(args) /* empty */
-#endif
-
#ifndef offsetof
# define offsetof(type, member) \
(((char *) &(((type *) NULL)->member)) - ((char *) (type *) NULL))
# define ERESTART_RESTARTBLOCK 516
#endif
-#if defined(SPARC) || defined(SPARC64)
-# define PERSONALITY0_WORDSIZE 4
-# if defined(SPARC64)
-# define SUPPORTED_PERSONALITIES 2
-# 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"
-# endif
-# endif
-#endif
-
-#ifdef X86_64
+#if defined 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"
-# 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"
-# endif
-#endif
-
-#ifdef X32
+#elif defined AARCH64 \
+ || defined POWERPC64 \
+ || defined RISCV \
+ || defined SPARC64 \
+ || defined TILE \
+ || defined 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"
-# endif
-#endif
-
-#ifdef ARM
-/* one personality */
+#else
+# define SUPPORTED_PERSONALITIES 1
#endif
-#ifdef AARCH64
-/* The existing ARM personality, then AArch64 */
-# define SUPPORTED_PERSONALITIES 2
-# define PERSONALITY0_WORDSIZE 4
-# define PERSONALITY1_WORDSIZE 8
+#if defined TILE && defined __tilepro__
# define DEFAULT_PERSONALITY 1
-# ifdef HAVE_M32_MPERS
-# define PERSONALITY0_INCLUDE_FUNCS "m32_funcs.h"
-# define PERSONALITY0_INCLUDE_PRINTERS_DECLS "m32_printer_decls.h"
-# define PERSONALITY0_INCLUDE_PRINTERS_DEFS "m32_printer_defs.h"
-# endif
+#else
+# define DEFAULT_PERSONALITY 0
#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"
-# endif
-#endif
+#define PERSONALITY0_WORDSIZE SIZEOF_LONG
+#define PERSONALITY0_INCLUDE_PRINTERS_DECLS "native_printer_decls.h"
+#define PERSONALITY0_INCLUDE_PRINTERS_DEFS "native_printer_defs.h"
-#ifdef TILE
-# define SUPPORTED_PERSONALITIES 2
-# define PERSONALITY0_WORDSIZE 8
+#if SUPPORTED_PERSONALITIES > 1
# define PERSONALITY1_WORDSIZE 4
-# 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"
-# endif
#endif
-#ifndef SUPPORTED_PERSONALITIES
-# define SUPPORTED_PERSONALITIES 1
-#endif
-#ifndef DEFAULT_PERSONALITY
-# define DEFAULT_PERSONALITY 0
-#endif
-#ifndef PERSONALITY0_WORDSIZE
-# 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
+#if SUPPORTED_PERSONALITIES > 1 && defined HAVE_M32_MPERS
+# define PERSONALITY1_INCLUDE_PRINTERS_DECLS "m32_printer_decls.h"
+# define PERSONALITY1_INCLUDE_PRINTERS_DEFS "m32_printer_defs.h"
+# define PERSONALITY1_INCLUDE_FUNCS "m32_funcs.h"
+# define MPERS_m32_IOCTL_MACROS "ioctl_redefs1.h"
+#else
# define PERSONALITY1_INCLUDE_PRINTERS_DECLS "native_printer_decls.h"
-#endif
-#ifndef PERSONALITY1_INCLUDE_PRINTERS_DEFS
# define PERSONALITY1_INCLUDE_PRINTERS_DEFS "native_printer_defs.h"
+# define PERSONALITY1_INCLUDE_FUNCS "empty.h"
#endif
-#ifndef PERSONALITY2_INCLUDE_PRINTERS_DECLS
+#if SUPPORTED_PERSONALITIES > 2 && defined 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"
+#else
# 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
unsigned int code;
} struct_ioctlent;
+#if defined LINUX_MIPSN32 || defined X32
+# define HAVE_STRUCT_TCB_EXT_ARG 1
+#else
+# define HAVE_STRUCT_TCB_EXT_ARG 0
+#endif
+
/* Trace Control Block */
struct tcb {
int flags; /* See below for TCB_ values */
int u_error; /* Error code */
long scno; /* System call number */
long u_arg[MAX_ARGS]; /* System call arguments */
-#if defined(LINUX_MIPSN32) || defined(X32)
+#if HAVE_STRUCT_TCB_EXT_ARG
long long ext_arg[MAX_ARGS];
long long u_lrval; /* long long return value */
#endif
int curcol; /* Output column for this process */
FILE *outf; /* Output file for this process */
const char *auxstr; /* Auxiliary info from syscall (see RVAL_STR) */
+ void *_priv_data; /* Private data for syscall decoding functions */
+ void (*_free_priv_data)(void *); /* Callback for freeing priv_data */
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 */
#define QUAL_READ 0x020 /* dump data read on this file descriptor */
#define QUAL_WRITE 0x040 /* dump data written to this file descriptor */
typedef uint8_t qualbits_t;
-#define UNDEFINED_SCNO 0x100 /* Used only in tcp->qual_flg */
#define DEFAULT_QUAL_FLAGS (QUAL_TRACE | QUAL_ABBREV | QUAL_VERBOSE)
#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 msg_flags[];
extern const struct xlat open_access_modes[];
extern const struct xlat open_mode_flags[];
extern const struct xlat resource_flags[];
+extern const struct xlat socketlayers[];
extern const struct xlat whence_codes[];
/* Format of syscall return values */
#define RVAL_HEX 001 /* hex format */
#define RVAL_OCTAL 002 /* octal format */
#define RVAL_UDECIMAL 003 /* unsigned decimal format */
-#if defined(LINUX_MIPSN32) || defined(X32)
+#if HAVE_STRUCT_TCB_EXT_ARG
# if 0 /* unused so far */
# define RVAL_LDECIMAL 004 /* long decimal format */
# define RVAL_LHEX 005 /* long hex format */
# define RVAL_LOCTAL 006 /* long octal format */
# endif
# define RVAL_LUDECIMAL 007 /* long unsigned decimal format */
-#endif
+#endif /* HAVE_STRUCT_TCB_EXT_ARG */
#define RVAL_FD 010 /* file descriptor */
#define RVAL_MASK 017 /* mask for these values */
#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(BFIN) \
|| defined(M68K) \
|| defined(MICROBLAZE) \
+ || defined(RISCV) \
|| defined(S390) \
|| defined(SH) || defined(SH64) \
|| defined(SPARC) || defined(SPARC64) \
# define NEED_UID16_PARSERS 0
#endif
+enum sock_proto {
+ SOCK_PROTO_UNKNOWN,
+ SOCK_PROTO_UNIX,
+ SOCK_PROTO_TCP,
+ SOCK_PROTO_UDP,
+ SOCK_PROTO_TCPv6,
+ SOCK_PROTO_UDPv6,
+ SOCK_PROTO_NETLINK
+};
+extern enum sock_proto get_proto_by_name(const char *);
+
+enum iov_decode {
+ IOV_DECODE_ADDR,
+ IOV_DECODE_STR,
+ IOV_DECODE_NETLINK
+};
+
typedef enum {
CFLAG_NONE = 0,
CFLAG_ONLY_STATS,
#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_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;
# define strace_vfprintf vfprintf
#endif
+extern int read_int_from_file(const char *, int *);
+
extern void set_sortby(const char *);
extern void set_overhead(int);
extern void qualify(const char *);
extern int get_scno(struct tcb *tcp);
extern const char *syscall_name(long scno);
+extern bool is_erestart(struct tcb *);
+extern void temporarily_clear_syserror(struct tcb *);
+extern void restore_cleared_syserror(struct tcb *);
+
+extern void *get_tcb_priv_data(const struct tcb *);
+extern int set_tcb_priv_data(struct tcb *, void *priv_data,
+ void (*free_priv_data)(void *));
+extern void free_tcb_priv_data(struct tcb *);
+
+static inline unsigned long get_tcb_priv_ulong(const struct tcb *tcp)
+{
+ return (unsigned long) get_tcb_priv_data(tcp);
+}
+
+static inline int set_tcb_priv_ulong(struct tcb *tcp, unsigned long val)
+{
+ return set_tcb_priv_data(tcp, (void *) val, 0);
+}
+
extern int umoven(struct tcb *, long, unsigned int, void *);
#define umove(pid, addr, 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 umove_long_or_printaddr(struct tcb *, long, long *);
extern int umovestr(struct tcb *, long, unsigned int, char *);
extern int upeek(int pid, long, long *);
+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 void pathtrace_select(const char *);
extern int pathtrace_match(struct tcb *);
extern int getfdpath(struct tcb *, int, char *, unsigned);
+extern enum sock_proto getfdproto(struct tcb *, int);
-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);
#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
*/
-#ifdef 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));
extern void printaddr(long);
-extern void printxvals(const unsigned int, const char *, const struct xlat *, ...);
-#define printxval(xlat, val, dflt) printxvals(val, dflt, xlat, NULL)
+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 *sprinttime(time_t);
-extern void dumpiov_in_msghdr(struct tcb *, long);
+extern void print_symbolic_mode_t(unsigned int);
+extern void print_numeric_umode_t(unsigned short);
+extern void print_numeric_long_umask(unsigned 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 bool printnum_short(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 printsigevent(struct tcb *tcp, long arg);
+#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 void print_sockaddr(struct tcb *tcp, const void *, int);
+extern bool print_sockaddr_by_inode(const unsigned long, const enum sock_proto);
+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 int decode_sockaddr(struct tcb *, long, int);
#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);
#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_seccomp_filter(struct tcb *tcp, unsigned long);
-
-extern int block_ioctl(struct tcb *, const unsigned int, long);
-extern int evdev_ioctl(struct tcb *, const unsigned int, long);
+extern void tprint_iov(struct tcb *, unsigned long, unsigned long, enum iov_decode);
+extern void tprint_iov_upto(struct tcb *, unsigned long, unsigned long,
+ enum iov_decode, unsigned long);
+extern void decode_netlink(struct tcb *, unsigned long, unsigned 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_stat;
+extern void print_struct_stat(struct tcb *tcp, const struct strace_stat *const st);
+
+struct strace_statfs;
+extern void print_struct_statfs(struct tcb *tcp, long);
+extern void print_struct_statfs64(struct tcb *tcp, long, unsigned long);
+
+extern void print_ifindex(unsigned int);
+
+extern int file_ioctl(struct tcb *, const unsigned int, long);
+extern int fs_x_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.
# define widen_to_long(v) ((long)(v))
#endif
+/*
+ * Zero-extend a signed integer type to unsigned long long.
+ */
+#define zero_extend_signed_to_ull(v) \
+ (sizeof(v) == sizeof(short) ? (unsigned long long) (unsigned short) (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))
+
+/*
+ * Sign-extend an unsigned integer type to long long.
+ */
+#define sign_extend_unsigned_to_ll(v) \
+ (sizeof(v) == sizeof(short) ? (long long) (short) (v) : \
+ sizeof(v) == sizeof(int) ? (long long) (int) (v) : \
+ sizeof(v) == sizeof(long) ? (long long) (long) (v) : \
+ (long long) (v))
+
extern const struct_sysent sysent0[];
extern const char *const errnoent0[];
extern const char *const signalent0[];
extern unsigned nioctlents;
extern unsigned num_quals;
-#if SUPPORTED_PERSONALITIES > 1
-# include "printers.h"
-extern const struct_printers *printers;
-# define MPERS_PRINTER_NAME(printer_name) printers->printer_name
-#else
-# include "native_printer_decls.h"
-# define MPERS_PRINTER_NAME(printer_name) printer_name
-#endif
+#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
+ * If you need non-NULL sysent[scno].sys_func, non-NULL sysent[scno].sys_name,
+ * and non-indirect sysent[scno].sys_flags.
*/
#define SCNO_IS_VALID(scno) \
- ((unsigned long)(scno) < nsyscalls && sysent[scno].sys_func)
+ ((unsigned long)(scno) < nsyscalls \
+ && sysent[scno].sys_func \
+ && !(sysent[scno].sys_flags & TRACE_INDIRECT_SUBCALL))
/* Only ensures that sysent[scno] isn't out of range */
#define SCNO_IN_RANGE(scno) \
#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(sys_ ## syscall_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 SYS_FUNC(syscall_name) int SYS_FUNC_NAME(syscall_name)(struct tcb *tcp)
+#define PRI__d64 PRI__64"d"
+#define PRI__u64 PRI__64"u"
+#define PRI__x64 PRI__64"x"
-#define MPERS_PRINTER_DECL(type, name) type MPERS_FUNC_NAME(name)
+#endif /* !STRACE_DEFS_H */
projects / strace / blobdiff