* Copyright (c) 1993 Branko Lankester <branko@hacktic.nl>
* Copyright (c) 1993, 1994, 1995, 1996 Rick Sladkey <jrs@world.std.com>
* Copyright (c) 1996-1999 Wichert Akkerman <wichert@cistron.nl>
+ * Copyright (c) 1999-2017 The strace developers.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
#include "xlat/f_owner_types.h"
#include "xlat/f_seals.h"
#include "xlat/fcntlcmds.h"
+#include "xlat/fcntl64cmds.h"
#include "xlat/fdflags.h"
#include "xlat/lockfcmds.h"
#include "xlat/notifyflags.h"
print_struct_flock64(const struct_kernel_flock64 *fl, const int getlk)
{
tprints("{l_type=");
- printxval(lockfcmds, fl->l_type, "F_???");
+ printxval(lockfcmds, (unsigned short) fl->l_type, "F_???");
tprints(", l_whence=");
- printxval(whence_codes, fl->l_whence, "SEEK_???");
- tprintf(", l_start=%Ld, l_len=%Ld",
- (long long) fl->l_start, (long long) fl->l_len);
+ printxval(whence_codes, (unsigned short) fl->l_whence, "SEEK_???");
+ tprintf(", l_start=%" PRId64 ", l_len=%" PRId64,
+ (int64_t) fl->l_start, (int64_t) fl->l_len);
if (getlk)
tprintf(", l_pid=%lu", (unsigned long) fl->l_pid);
tprints("}");
}
static void
-printflock64(struct tcb *tcp, const long addr, const int getlk)
+printflock64(struct tcb *const tcp, const kernel_ulong_t addr, const int getlk)
{
struct_kernel_flock64 fl;
}
static void
-printflock(struct tcb *tcp, const long addr, const int getlk)
+printflock(struct tcb *const tcp, const kernel_ulong_t addr, const int getlk)
{
struct_kernel_flock64 fl;
}
static void
-print_f_owner_ex(struct tcb *tcp, const long addr)
+print_f_owner_ex(struct tcb *const tcp, const kernel_ulong_t addr)
{
struct { int type, pid; } owner;
static int
print_fcntl(struct tcb *tcp)
{
- if (entering(tcp)) {
- printfd(tcp, tcp->u_arg[0]);
+ const unsigned int cmd = tcp->u_arg[1];
+
+ switch (cmd) {
+ case F_SETFD:
tprints(", ");
- printxval(fcntlcmds, tcp->u_arg[1], "F_???");
- switch (tcp->u_arg[1]) {
- case F_SETFD:
- tprints(", ");
- printflags(fdflags, tcp->u_arg[2], "FD_???");
- break;
- case F_SETOWN:
- case F_SETPIPE_SZ:
- tprintf(", %ld", tcp->u_arg[2]);
- break;
- case F_DUPFD:
- case F_DUPFD_CLOEXEC:
- tprintf(", %ld", tcp->u_arg[2]);
- return RVAL_DECODED | RVAL_FD;
- case F_SETFL:
- tprints(", ");
- tprint_open_modes(tcp->u_arg[2]);
- break;
- case F_SETLK:
- case F_SETLKW:
- tprints(", ");
- printflock(tcp, tcp->u_arg[2], 0);
- break;
- case F_SETLK64:
- case F_SETLKW64:
- case F_OFD_SETLK:
- case F_OFD_SETLKW:
- tprints(", ");
- printflock64(tcp, tcp->u_arg[2], 0);
- break;
- case F_SETOWN_EX:
- tprints(", ");
- print_f_owner_ex(tcp, tcp->u_arg[2]);
- break;
- case F_NOTIFY:
- tprints(", ");
- printflags(notifyflags, tcp->u_arg[2], "DN_???");
- break;
- case F_SETLEASE:
- tprints(", ");
- printxval(lockfcmds, tcp->u_arg[2], "F_???");
- break;
- case F_ADD_SEALS:
- tprints(", ");
- printflags(f_seals, tcp->u_arg[2], "F_SEAL_???");
- break;
- case F_SETSIG:
- tprints(", ");
- tprints(signame(tcp->u_arg[2]));
- break;
- case F_GETOWN:
- case F_GETPIPE_SZ:
- break;
- default:
+ printflags(fdflags, tcp->u_arg[2], "FD_???");
+ break;
+ case F_SETOWN:
+ case F_SETPIPE_SZ:
+ tprintf(", %" PRI_kld, tcp->u_arg[2]);
+ break;
+ case F_DUPFD:
+ case F_DUPFD_CLOEXEC:
+ tprintf(", %" PRI_kld, tcp->u_arg[2]);
+ return RVAL_DECODED | RVAL_FD;
+ case F_SETFL:
+ tprints(", ");
+ tprint_open_modes(tcp->u_arg[2]);
+ break;
+ case F_SETLK:
+ case F_SETLKW:
+ tprints(", ");
+ printflock(tcp, tcp->u_arg[2], 0);
+ break;
+ case F_OFD_SETLK:
+ case F_OFD_SETLKW:
+ tprints(", ");
+ printflock64(tcp, tcp->u_arg[2], 0);
+ break;
+ case F_SETOWN_EX:
+ tprints(", ");
+ print_f_owner_ex(tcp, tcp->u_arg[2]);
+ break;
+ case F_NOTIFY:
+ tprints(", ");
+ printflags64(notifyflags, tcp->u_arg[2], "DN_???");
+ break;
+ case F_SETLEASE:
+ tprints(", ");
+ printxval64(lockfcmds, tcp->u_arg[2], "F_???");
+ break;
+ case F_ADD_SEALS:
+ tprints(", ");
+ printflags64(f_seals, tcp->u_arg[2], "F_SEAL_???");
+ break;
+ case F_SETSIG:
+ tprints(", ");
+ tprints(signame(tcp->u_arg[2]));
+ break;
+ case F_GETOWN:
+ case F_GETPIPE_SZ:
+ break;
+ case F_GETFD:
+ if (entering(tcp) || syserror(tcp) || tcp->u_rval == 0)
return 0;
- }
- return RVAL_DECODED;
- } else {
- switch (tcp->u_arg[1]) {
- case F_GETFD:
- if (syserror(tcp) || tcp->u_rval == 0)
- return 0;
- tcp->auxstr = sprintflags("flags ", fdflags, tcp->u_rval);
- return RVAL_HEX | RVAL_STR;
- case F_GETFL:
- if (syserror(tcp))
- return 0;
- tcp->auxstr = sprint_open_modes(tcp->u_rval);
- return RVAL_HEX | RVAL_STR;
- case F_GETLK:
- tprints(", ");
- printflock(tcp, tcp->u_arg[2], 1);
- break;
- case F_GETLK64:
- case F_OFD_GETLK:
- tprints(", ");
- printflock64(tcp, tcp->u_arg[2], 1);
- break;
- case F_GETOWN_EX:
- tprints(", ");
- print_f_owner_ex(tcp, tcp->u_arg[2]);
- break;
- case F_GETLEASE:
- if (syserror(tcp))
- return 0;
- tcp->auxstr = xlookup(lockfcmds, tcp->u_rval);
- return RVAL_HEX | RVAL_STR;
- case F_GET_SEALS:
- if (syserror(tcp) || tcp->u_rval == 0)
- return 0;
- tcp->auxstr = sprintflags("seals ", f_seals, tcp->u_rval);
- return RVAL_HEX | RVAL_STR;
- case F_GETSIG:
- if (syserror(tcp) || tcp->u_rval == 0)
- return 0;
- tcp->auxstr = signame(tcp->u_rval);
- return RVAL_STR;
- default:
- tprintf(", %#lx", tcp->u_arg[2]);
- break;
- }
+ tcp->auxstr = sprintflags("flags ", fdflags,
+ (kernel_ulong_t) tcp->u_rval);
+ return RVAL_HEX | RVAL_STR;
+ case F_GETFL:
+ if (entering(tcp) || syserror(tcp))
+ return 0;
+ tcp->auxstr = sprint_open_modes(tcp->u_rval);
+ return RVAL_HEX | RVAL_STR;
+ case F_GETLK:
+ if (entering(tcp))
+ return 0;
+ tprints(", ");
+ printflock(tcp, tcp->u_arg[2], 1);
+ break;
+ case F_OFD_GETLK:
+ if (entering(tcp))
+ return 0;
+ tprints(", ");
+ printflock64(tcp, tcp->u_arg[2], 1);
+ break;
+ case F_GETOWN_EX:
+ if (entering(tcp))
+ return 0;
+ tprints(", ");
+ print_f_owner_ex(tcp, tcp->u_arg[2]);
+ break;
+ case F_GETLEASE:
+ if (entering(tcp) || syserror(tcp))
+ return 0;
+ tcp->auxstr = xlookup(lockfcmds, (kernel_ulong_t) tcp->u_rval);
+ return RVAL_HEX | RVAL_STR;
+ case F_GET_SEALS:
+ if (entering(tcp) || syserror(tcp) || tcp->u_rval == 0)
+ return 0;
+ tcp->auxstr = sprintflags("seals ", f_seals,
+ (kernel_ulong_t) tcp->u_rval);
+ return RVAL_HEX | RVAL_STR;
+ case F_GETSIG:
+ if (entering(tcp) || syserror(tcp) || tcp->u_rval == 0)
+ return 0;
+ tcp->auxstr = signame(tcp->u_rval);
+ return RVAL_STR;
+ default:
+ tprintf(", %#" PRI_klx, tcp->u_arg[2]);
+ break;
}
- return 0;
+ return RVAL_DECODED;
}
SYS_FUNC(fcntl)
{
+ if (entering(tcp)) {
+ printfd(tcp, tcp->u_arg[0]);
+ tprints(", ");
+ const unsigned int cmd = tcp->u_arg[1];
+ const char *str = xlookup(fcntlcmds, cmd);
+ if (str) {
+ tprints(str);
+ } else {
+ /*
+ * fcntl syscall does not recognize these
+ * constants, but we would like to show them
+ * for better debugging experience.
+ */
+ printxval(fcntl64cmds, cmd, "F_???");
+ }
+ }
return print_fcntl(tcp);
}
SYS_FUNC(fcntl64)
{
+ const unsigned int cmd = tcp->u_arg[1];
+ if (entering(tcp)) {
+ printfd(tcp, tcp->u_arg[0]);
+ tprints(", ");
+ const char *str = xlookup(fcntl64cmds, cmd);
+ if (str) {
+ tprints(str);
+ } else {
+ printxval(fcntlcmds, cmd, "F_???");
+ }
+ }
+ switch (cmd) {
+ case F_SETLK64:
+ case F_SETLKW64:
+ tprints(", ");
+ printflock64(tcp, tcp->u_arg[2], 0);
+ return RVAL_DECODED;
+ case F_GETLK64:
+ if (exiting(tcp)) {
+ tprints(", ");
+ printflock64(tcp, tcp->u_arg[2], 1);
+ }
+ return 0;
+ }
return print_fcntl(tcp);
}
projects / strace / blobdiff