#endif
#ifdef F_UNSHARE
{ F_UNSHARE, "F_UNSHARE" },
+#endif
+#ifdef F_SETLEASE
+ { F_SETLEASE, "F_SETLEASE" },
+#endif
+#ifdef F_GETLEASE
+ { F_GETLEASE, "F_GETLEASE" },
+#endif
+#ifdef F_NOTIFY
+ { F_NOTIFY, "F_NOTIFY" },
+#endif
+#ifdef F_DUPFD_CLOEXEC
+ { F_DUPFD_CLOEXEC,"F_DUPFD_CLOEXEC"},
#endif
{ 0, NULL },
};
{ 0, NULL },
};
+#ifdef F_NOTIFY
+static const struct xlat notifyflags[] = {
+#ifdef DN_ACCESS
+ { DN_ACCESS, "DN_ACCESS" },
+#endif
+#ifdef DN_MODIFY
+ { DN_MODIFY, "DN_MODIFY" },
+#endif
+#ifdef DN_CREATE
+ { DN_CREATE, "DN_CREATE" },
+#endif
+#ifdef DN_DELETE
+ { DN_DELETE, "DN_DELETE" },
+#endif
+#ifdef DN_RENAME
+ { DN_RENAME, "DN_RENAME" },
+#endif
+#ifdef DN_ATTRIB
+ { DN_ATTRIB, "DN_ATTRIB" },
+#endif
+#ifdef DN_MULTISHOT
+ { DN_MULTISHOT, "DN_MULTISHOT" },
+#endif
+ { 0, NULL },
+};
+#endif
+
static const struct xlat whence[] = {
{ SEEK_SET, "SEEK_SET" },
{ SEEK_CUR, "SEEK_CUR" },
{
struct flock fl;
- if (personality_wordsize[current_personality] == sizeof(fl.l_start)) {
- if (umove(tcp, addr, &fl) < 0) {
- tprintf("{...}");
+#if SUPPORTED_PERSONALITIES > 1
+ if (personality_wordsize[current_personality] != sizeof(fl.l_start)) {
+ if (personality_wordsize[current_personality] == 4) {
+ /* 32-bit x86 app on x86_64 and similar cases */
+ struct {
+ short int l_type;
+ short int l_whence;
+ int32_t l_start; /* off_t */
+ int32_t l_len; /* off_t */
+ int32_t l_pid; /* pid_t */
+ } fl32;
+ if (umove(tcp, addr, &fl32) < 0) {
+ tprintf("{...}");
+ return;
+ }
+ fl.l_type = fl32.l_type;
+ fl.l_whence = fl32.l_whence;
+ fl.l_start = fl32.l_start;
+ fl.l_len = fl32.l_len;
+ fl.l_pid = fl32.l_pid;
+ } else {
+ /* let people know we have a problem here */
+ tprintf("{ <decode error: unsupported wordsize %d> }",
+ personality_wordsize[current_personality]);
return;
}
- } else if (personality_wordsize[current_personality] == 4) {
- /* 32-bit x86 app on x86_64 and similar cases */
- struct {
- short int l_type;
- short int l_whence;
- int32_t l_start; /* off_t */
- int32_t l_len; /* off_t */
- int32_t l_pid; /* pid_t */
- } fl32;
- if (umove(tcp, addr, &fl32) < 0) {
+ } else
+#endif
+ {
+ if (umove(tcp, addr, &fl) < 0) {
tprintf("{...}");
return;
}
- fl.l_type = fl32.l_type;
- fl.l_whence = fl32.l_whence;
- fl.l_start = fl32.l_start;
- fl.l_len = fl32.l_len;
- fl.l_pid = fl32.l_pid;
- } else {
- /* let people know we have a problem here */
- tprintf("{ <decode error: unsupported wordsize %d> }",
- personality_wordsize[current_personality]);
- return;
}
tprintf("{type=");
printxval(lockfcmds, fl.l_type, "F_???");
}
#endif
-/*
- * low bits of the open(2) flags define access mode,
- * other bits are real flags.
- */
-static const char *
-sprint_open_modes(mode_t flags)
-{
- static char outstr[1024];
- const char *str = xlookup(open_access_modes, flags & 3);
- const char *sep = "";
- const struct xlat *x;
-
- strcpy(outstr, "flags ");
- if (str) {
- strcat(outstr, str);
- flags &= ~3;
- if (!flags)
- return outstr;
- strcat(outstr, "|");
- }
-
- for (x = open_mode_flags; x->str; x++) {
- if ((flags & x->val) == x->val) {
- sprintf(outstr + strlen(outstr),
- "%s%s", sep, x->str);
- sep = "|";
- flags &= ~x->val;
- }
- }
- if (flags)
- sprintf(outstr + strlen(outstr), "%s%#x", sep, flags);
- return outstr;
-}
-
int
sys_fcntl(struct tcb *tcp)
{
if (entering(tcp)) {
- tprintf("%ld, ", tcp->u_arg[0]);
+ printfd(tcp, tcp->u_arg[0]);
+ tprintf(", ");
printxval(fcntlcmds, tcp->u_arg[1], "F_???");
switch (tcp->u_arg[1]) {
case F_SETFD:
printflags(fdflags, tcp->u_arg[2], "FD_???");
break;
case F_SETOWN: case F_DUPFD:
+#ifdef F_DUPFD_CLOEXEC
+ case F_DUPFD_CLOEXEC:
+#endif
tprintf(", %ld", tcp->u_arg[2]);
break;
case F_SETFL:
tprintf(", ");
- tprint_open_modes(tcp, tcp->u_arg[2]);
+ tprint_open_modes(tcp->u_arg[2]);
break;
case F_SETLK: case F_SETLKW:
#ifdef F_FREESP
#endif
/* Linux glibc defines SETLK64 as SETLK,
even though the kernel has different values - as does Solaris. */
-#if defined(F_SETLK64) && F_SETLK64+0!=F_SETLK
+#if defined(F_SETLK64) && F_SETLK64 + 0 != F_SETLK
case F_SETLK64:
#endif
-#if defined(F_SETLKW64) && F_SETLKW64+0!=F_SETLKW
+#if defined(F_SETLKW64) && F_SETLKW64 + 0 != F_SETLKW
case F_SETLKW64:
#endif
tprintf(", ");
printflock64(tcp, tcp->u_arg[2], 0);
break;
#endif
- }
+#ifdef F_NOTIFY
+ case F_NOTIFY:
+ tprintf(", ");
+ printflags(notifyflags, tcp->u_arg[2], "DN_???");
+ break;
+#endif
+#ifdef F_SETLEASE
+ case F_SETLEASE:
+ tprintf(", ");
+ printxval(lockfcmds, tcp->u_arg[2], "F_???");
+ break;
+#endif
+ }
}
else {
switch (tcp->u_arg[1]) {
case F_DUPFD:
+#ifdef F_DUPFD_CLOEXEC
+ case F_DUPFD_CLOEXEC:
+#endif
case F_SETFD: case F_SETFL:
case F_SETLK: case F_SETLKW:
case F_SETOWN: case F_GETOWN:
+#ifdef F_NOTIFY
+ case F_NOTIFY:
+#endif
+#ifdef F_SETLEASE
+ case F_SETLEASE:
+#endif
break;
case F_GETFD:
if (syserror(tcp) || tcp->u_rval == 0)
return 0;
- tcp->auxstr =
- sprintflags("flags ", fdflags, tcp->u_rval);
+ tcp->auxstr = sprintflags("flags ", fdflags, tcp->u_rval);
return RVAL_HEX|RVAL_STR;
case F_GETFL:
if (syserror(tcp))
printflock(tcp, tcp->u_arg[2], 1);
break;
#if _LFS64_LARGEFILE
-#if defined(F_GETLK64) && F_GETLK64+0!=F_GETLK
+#if defined(F_GETLK64) && F_GETLK64+0 != F_GETLK
case F_GETLK64:
#endif
tprintf(", ");
printflock64(tcp, tcp->u_arg[2], 1);
break;
#endif
- default:
+#ifdef F_GETLEASE
+ case F_GETLEASE:
+ if (syserror(tcp))
+ return 0;
+ tcp->auxstr = xlookup(lockfcmds, tcp->u_rval);
+ return RVAL_HEX|RVAL_STR;
+#endif
+ default:
tprintf(", %#lx", tcp->u_arg[2]);
break;
}
sys_flock(struct tcb *tcp)
{
if (entering(tcp)) {
- tprintf("%ld, ", tcp->u_arg[0]);
+ printfd(tcp, tcp->u_arg[0]);
+ tprintf(", ");
printflags(flockcmds, tcp->u_arg[1], "LOCK_???");
}
return 0;
sys_close(struct tcb *tcp)
{
if (entering(tcp)) {
- tprintf("%ld", tcp->u_arg[0]);
+ printfd(tcp, tcp->u_arg[0]);
}
return 0;
}
sys_dup(struct tcb *tcp)
{
if (entering(tcp)) {
- tprintf("%ld", tcp->u_arg[0]);
+ printfd(tcp, tcp->u_arg[0]);
}
return 0;
}
do_dup2(struct tcb *tcp, int flags_arg)
{
if (entering(tcp)) {
- tprintf("%ld, %ld", tcp->u_arg[0], tcp->u_arg[1]);
+ printfd(tcp, tcp->u_arg[0]);
+ tprintf(", ");
+ printfd(tcp, tcp->u_arg[1]);
if (flags_arg >= 0) {
tprintf(", ");
printflags(open_mode_flags, tcp->u_arg[flags_arg], "O_???");
unsigned int fdsize = ((((args[0] + 7) / 8) + sizeof(long) - 1)
& -sizeof(long));
fd_set *fds;
- static char outstr[1024];
- char *sep;
+ const char *sep;
long arg;
if (entering(tcp)) {
- fds = (fd_set *) malloc(fdsize);
- if (fds == NULL)
- fprintf(stderr, "out of memory\n");
+ fds = malloc(fdsize);
+ if (!fds)
+ die_out_of_memory();
nfds = args[0];
tprintf("%d", nfds);
for (i = 0; i < 3; i++) {
tprintf(", NULL");
continue;
}
- if (fds == NULL || !verbose(tcp)) {
+ if (!verbose(tcp)) {
tprintf(", %#lx", arg);
continue;
}
tprintf(", [");
for (j = 0, sep = ""; j < nfds; j++) {
if (FD_ISSET(j, fds)) {
- tprintf("%s%u", sep, j);
+ tprints(sep);
+ printfd(tcp, j);
sep = " ";
}
}
tprintf(", ");
printtv_bitness(tcp, args[4], bitness, 0);
}
- else
- {
- unsigned int cumlen = 0;
- char *sep = "";
+ else {
+ static char outstr[1024];
+ char *outptr;
+#define end_outstr (outstr + sizeof(outstr))
+ const char *sep;
if (syserror(tcp))
return 0;
- if ((nfds = tcp->u_rval) == 0) {
+ nfds = tcp->u_rval;
+ if (nfds == 0) {
tcp->auxstr = "Timeout";
return RVAL_STR;
}
- fds = (fd_set *) malloc(fdsize);
- if (fds == NULL)
- fprintf(stderr, "out of memory\n");
+ fds = malloc(fdsize);
+ if (!fds)
+ die_out_of_memory();
- outstr[0] = '\0';
+ tcp->auxstr = outstr;
+ outptr = outstr;
+ sep = "";
for (i = 0; i < 3; i++) {
int first = 1;
- char str[20];
- tcp->auxstr = outstr;
arg = args[i+1];
- if (fds == NULL || !arg ||
- umoven(tcp, arg, fdsize, (char *) fds) < 0)
+ if (!arg || umoven(tcp, arg, fdsize, (char *) fds) < 0)
continue;
for (j = 0; j < args[0]; j++) {
if (FD_ISSET(j, fds)) {
- if (first) {
- sprintf(str, "%s%s [%u", sep,
- i == 0 ? "in" :
- i == 1 ? "out" :
- "except", j);
- first = 0;
- sep = ", ";
+ /* +2 chars needed at the end: ']',NUL */
+ if (outptr < end_outstr - (sizeof(", except [") + sizeof(int)*3 + 2)) {
+ if (first) {
+ outptr += sprintf(outptr, "%s%s [%u",
+ sep,
+ i == 0 ? "in" : i == 1 ? "out" : "except",
+ j
+ );
+ first = 0;
+ sep = ", ";
+ }
+ else {
+ outptr += sprintf(outptr, " %u", j);
+ }
}
- else
- sprintf(str, " %u", j);
- cumlen += strlen(str);
- if (cumlen < sizeof(outstr))
- strcat(outstr, str);
nfds--;
}
}
- if (cumlen)
- strcat(outstr, "]");
+ if (outptr != outstr)
+ *outptr++ = ']';
if (nfds == 0)
break;
}
#ifdef LINUX
/* This contains no useful information on SunOS. */
if (args[4]) {
- char str[128];
-
- sprintf(str, "%sleft ", sep);
- sprinttv(tcp, args[4], bitness, str + strlen(str));
- if ((cumlen += strlen(str)) < sizeof(outstr))
- strcat(outstr, str);
+ if (outptr < end_outstr - 128) {
+ outptr += sprintf(outptr, "%sleft ", sep);
+ outptr = sprinttv(tcp, args[4], bitness, outptr);
+ }
}
#endif /* LINUX */
+ *outptr = '\0';
return RVAL_STR;
+#undef end_outstr
}
return 0;
}
sys_epoll_ctl(struct tcb *tcp)
{
if (entering(tcp)) {
- tprintf("%ld, ", tcp->u_arg[0]);
+ printfd(tcp, tcp->u_arg[0]);
+ tprintf(", ");
printxval(epollctls, tcp->u_arg[1], "EPOLL_CTL_???");
- tprintf(", %ld, ", tcp->u_arg[2]);
+ tprintf(", ");
+ printfd(tcp, tcp->u_arg[2]);
+ tprintf(", ");
if (tcp->u_arg[3] == 0)
tprintf("NULL");
else {
static void
epoll_wait_common(struct tcb *tcp)
{
- if (entering(tcp))
- tprintf("%ld, ", tcp->u_arg[0]);
- else {
+ if (entering(tcp)) {
+ printfd(tcp, tcp->u_arg[0]);
+ tprintf(", ");
+ } else {
if (syserror(tcp))
tprintf("%lx", tcp->u_arg[1]);
else if (tcp->u_rval == 0)
sys_epoll_pwait(struct tcb *tcp)
{
epoll_wait_common(tcp);
- if (exiting(tcp))
+ if (exiting(tcp)) {
+ tprintf(", ");
print_sigset(tcp, tcp->u_arg[4], 0);
+ }
return 0;
}
return 0;
}
+#ifdef HAVE_LIBAIO_H
+
+enum iocb_sub {
+ SUB_NONE, SUB_COMMON, SUB_POLL, SUB_VECTOR
+};
+
+static const char *
+iocb_cmd_lookup(unsigned cmd, enum iocb_sub *sub)
+{
+ static char buf[sizeof("%u /* SUB_??? */") + sizeof(int)*3];
+ static const struct {
+ const char *name;
+ enum iocb_sub sub;
+ } cmds[] = {
+ { "pread", SUB_COMMON },
+ { "pwrite", SUB_COMMON },
+ { "fsync", SUB_NONE },
+ { "fdsync", SUB_NONE },
+ { "op4", SUB_NONE },
+ { "poll", SUB_POLL },
+ { "noop", SUB_NONE },
+ { "preadv", SUB_VECTOR },
+ { "pwritev", SUB_VECTOR },
+ };
+
+ if (cmd < ARRAY_SIZE(cmds)) {
+ *sub = cmds[cmd].sub;
+ return cmds[cmd].name;
+ }
+ *sub = SUB_NONE;
+ sprintf(buf, "%u /* SUB_??? */", cmd);
+ return buf;
+}
+
+/* Not defined in libaio.h */
+#ifndef IOCB_RESFD
+# define IOCB_RESFD (1 << 0)
+#endif
+
+static void
+print_common_flags(struct iocb *iocb)
+{
+ if (iocb->u.c.flags & IOCB_RESFD)
+ tprintf("resfd=%d, ", iocb->u.c.resfd);
+ if (iocb->u.c.flags & ~IOCB_RESFD)
+ tprintf("flags=%x, ", iocb->u.c.flags);
+}
+
+#endif /* HAVE_LIBAIO_H */
+
int
sys_io_submit(struct tcb *tcp)
{
struct iocb *iocbp, **iocbs = (void *)tcp->u_arg[2];
for (i = 0; i < nr; i++, iocbs++) {
+ enum iocb_sub sub;
struct iocb iocb;
if (i == 0)
tprintf("{");
tprintf("{...}");
continue;
}
- tprintf("{%p, %u, %hu, %hu, %d}",
- iocb.data, iocb.key,
- iocb.aio_lio_opcode,
- iocb.aio_reqprio, iocb.aio_fildes);
+ tprintf("{");
+ if (iocb.data)
+ tprintf("data:%p, ", iocb.data);
+ if (iocb.key)
+ tprintf("key:%u, ", iocb.key);
+ tprintf("%s, ", iocb_cmd_lookup(iocb.aio_lio_opcode, &sub));
+ if (iocb.aio_reqprio)
+ tprintf("reqprio:%d, ", iocb.aio_reqprio);
+ tprintf("filedes:%d", iocb.aio_fildes);
+ switch (sub) {
+ case SUB_COMMON:
+ if (iocb.aio_lio_opcode == IO_CMD_PWRITE) {
+ tprintf(", str:");
+ printstr(tcp, (unsigned long)iocb.u.c.buf,
+ iocb.u.c.nbytes);
+ } else {
+ tprintf(", buf:%p", iocb.u.c.buf);
+ }
+ tprintf(", nbytes:%lu, offset:%llx",
+ iocb.u.c.nbytes,
+ iocb.u.c.offset);
+ print_common_flags(&iocb);
+ break;
+ case SUB_VECTOR:
+ tprintf(", %llx, ", iocb.u.v.offset);
+ print_common_flags(&iocb);
+ tprint_iov(tcp, iocb.u.v.nr,
+ (unsigned long)iocb.u.v.vec,
+ iocb.aio_lio_opcode == IO_CMD_PWRITEV);
+ break;
+ case SUB_POLL:
+ tprintf(", %x", iocb.u.poll.events);
+ break;
+ case SUB_NONE:
+ break;
+ }
+ tprintf("}");
}
if (i)
tprintf("}");
#else
- tprintf("{...}");
+#warning "libaio-devel is not available => no io_submit decoding"
+ tprintf("%#lx", tcp->u_arg[2]);
#endif
}
}