# define IPC_64 0x100
#endif
-extern const struct xlat openmodes[];
extern void printsigevent(struct tcb *tcp, long arg);
static const struct xlat msgctl_flags[] = {
{ 0, NULL },
};
+static const struct xlat semop_flags[] = {
+ { SEM_UNDO, "SEM_UNDO" },
+ { IPC_NOWAIT, "IPC_NOWAIT" },
+ { 0, NULL },
+};
+
int sys_msgget(tcp)
struct tcb *tcp;
{
if (entering(tcp)) {
if (tcp->u_arg[0])
- tprintf("%lu", tcp->u_arg[0]);
+ tprintf("%#lx", tcp->u_arg[0]);
else
tprintf("IPC_PRIVATE");
tprintf(", ");
#ifdef X86_64
return current_personality > 0;
#endif
+#if defined IA64
+ return tcp->scno < 1024; /* ia32 emulation syscalls are low */
+#endif
+#if !defined MIPS && !defined HPPA
return 1;
#endif
+#endif /* LINUX */
return 0;
}
return 0;
}
-int sys_msgsnd(tcp)
-struct tcb *tcp;
+static void
+tprint_msgsnd(struct tcb *tcp, long addr, unsigned long count,
+ unsigned long flags)
{
long mtype;
+ if (umove(tcp, addr, &mtype) < 0) {
+ tprintf("%#lx", addr);
+ } else {
+ tprintf("{%lu, ", mtype);
+ printstr(tcp, addr + sizeof(mtype), count);
+ tprintf("}");
+ }
+ tprintf(", %lu, ", count);
+ printflags(msg_flags, flags, "MSG_???");
+}
+
+int sys_msgsnd(struct tcb *tcp)
+{
if (entering(tcp)) {
- tprintf("%lu", tcp->u_arg[0]);
+ tprintf("%d, ", (int) tcp->u_arg[0]);
if (indirect_ipccall(tcp)) {
- umove(tcp, tcp->u_arg[3], &mtype);
- tprintf(", {%lu, ", mtype);
- printstr(tcp, tcp->u_arg[3] + sizeof(long),
- tcp->u_arg[1]);
- tprintf("}, %lu", tcp->u_arg[1]);
- tprintf(", ");
- printflags(msg_flags, tcp->u_arg[2], "MSG_???");
+ tprint_msgsnd(tcp, tcp->u_arg[3], tcp->u_arg[1],
+ tcp->u_arg[2]);
} else {
- umove(tcp, tcp->u_arg[1], &mtype);
- tprintf(", {%lu, ", mtype);
- printstr(tcp, tcp->u_arg[1] + sizeof(long),
- tcp->u_arg[2]);
- tprintf("}, %lu", tcp->u_arg[2]);
- tprintf(", ");
- printflags(msg_flags, tcp->u_arg[3], "MSG_???");
+ tprint_msgsnd(tcp, tcp->u_arg[1], tcp->u_arg[2],
+ tcp->u_arg[3]);
}
}
return 0;
}
-int sys_msgrcv(tcp)
-struct tcb *tcp;
+static void
+tprint_msgrcv(struct tcb *tcp, long addr, unsigned long count, long msgtyp)
{
long mtype;
+ if (syserror(tcp) || umove(tcp, addr, &mtype) < 0) {
+ tprintf("%#lx", addr);
+ } else {
+ tprintf("{%lu, ", mtype);
+ printstr(tcp, addr + sizeof(mtype), count);
+ tprintf("}");
+ }
+ tprintf(", %lu, %ld, ", count, msgtyp);
+}
+
+int sys_msgrcv(struct tcb *tcp)
+{
if (entering(tcp)) {
- tprintf("%lu, ", tcp->u_arg[0]);
+ tprintf("%d, ", (int) tcp->u_arg[0]);
} else {
- tprintf("%lu", tcp->u_arg[0]);
if (indirect_ipccall(tcp)) {
struct ipc_wrapper {
struct msgbuf *msgp;
long msgtyp;
} tmp;
- umove(tcp, tcp->u_arg[3], &tmp);
- umove(tcp, (long) tmp.msgp, &mtype);
- tprintf(", {%lu, ", mtype);
- printstr(tcp, (long) (tmp.msgp) + sizeof(long),
- tcp->u_arg[1]);
- tprintf("}, %lu", tcp->u_arg[1]);
- tprintf(", %ld", tmp.msgtyp);
- tprintf(", ");
+
+ if (umove(tcp, tcp->u_arg[3], &tmp) < 0) {
+ tprintf("%#lx, %lu, ",
+ tcp->u_arg[3], tcp->u_arg[1]);
+ } else {
+ tprint_msgrcv(tcp, (long) tmp.msgp,
+ tcp->u_arg[1], tmp.msgtyp);
+ }
printflags(msg_flags, tcp->u_arg[2], "MSG_???");
} else {
- umove(tcp, tcp->u_arg[1], &mtype);
- tprintf("{%lu, ", mtype);
- printstr(tcp, tcp->u_arg[1] + sizeof(long),
- tcp->u_arg[2]);
- tprintf("}, %lu", tcp->u_arg[2]);
- tprintf(", %ld", tcp->u_arg[3]);
- tprintf(", ");
+ tprint_msgrcv(tcp, tcp->u_arg[1],
+ tcp->u_arg[2], tcp->u_arg[3]);
printflags(msg_flags, tcp->u_arg[4], "MSG_???");
}
}
return 0;
}
-int sys_semop(tcp)
-struct tcb *tcp;
+static void
+tprint_sembuf(struct tcb *tcp, long addr, unsigned long count)
+{
+ unsigned long i, max_count;
+
+ if (abbrev(tcp))
+ max_count = (max_strlen < count) ? max_strlen : count;
+ else
+ max_count = count;
+
+ if (!max_count) {
+ tprintf("%#lx, %lu", addr, count);
+ return;
+ }
+
+ for(i = 0; i < max_count; ++i) {
+ struct sembuf sb;
+ if (i)
+ tprintf(", ");
+ if (umove(tcp, addr + i * sizeof(struct sembuf), &sb) < 0) {
+ if (i) {
+ tprintf("{???}");
+ break;
+ } else {
+ tprintf("%#lx, %lu", addr, count);
+ return;
+ }
+ } else {
+ if (!i)
+ tprintf("{");
+ tprintf("{%u, %d, ", sb.sem_num, sb.sem_op);
+ printflags(semop_flags, sb.sem_flg, "SEM_???");
+ tprintf("}");
+ }
+ }
+
+ if (i < max_count || max_count < count)
+ tprintf(", ...");
+
+ tprintf("}, %lu", count);
+}
+
+int sys_semop(struct tcb *tcp)
{
if (entering(tcp)) {
- tprintf("%lu", tcp->u_arg[0]);
+ tprintf("%lu, ", tcp->u_arg[0]);
if (indirect_ipccall(tcp)) {
- tprintf(", %#lx", tcp->u_arg[3]);
- tprintf(", %lu", tcp->u_arg[1]);
+ tprint_sembuf(tcp, tcp->u_arg[3], tcp->u_arg[1]);
} else {
- tprintf(", %#lx", tcp->u_arg[1]);
- tprintf(", %lu", tcp->u_arg[2]);
+ tprint_sembuf(tcp, tcp->u_arg[1], tcp->u_arg[2]);
}
}
return 0;
}
#ifdef LINUX
-int sys_semtimedop(tcp)
-struct tcb *tcp;
+int sys_semtimedop(struct tcb *tcp)
{
if (entering(tcp)) {
- tprintf("%lu", tcp->u_arg[0]);
- if (!indirect_ipccall(tcp)) {
- tprintf(", %#lx", tcp->u_arg[3]);
- tprintf(", %lu, ", tcp->u_arg[1]);
+ tprintf("%lu, ", tcp->u_arg[0]);
+ if (indirect_ipccall(tcp)) {
+ tprint_sembuf(tcp, tcp->u_arg[3], tcp->u_arg[1]);
+ tprintf(", ");
printtv(tcp, tcp->u_arg[5]);
} else {
- tprintf(", %#lx", tcp->u_arg[1]);
- tprintf(", %lu, ", tcp->u_arg[2]);
+ tprint_sembuf(tcp, tcp->u_arg[1], tcp->u_arg[2]);
+ tprintf(", ");
printtv(tcp, tcp->u_arg[3]);
}
}
{
if (entering(tcp)) {
if (tcp->u_arg[0])
- tprintf("%lu", tcp->u_arg[0]);
+ tprintf("%#lx", tcp->u_arg[0]);
else
tprintf("IPC_PRIVATE");
tprintf(", %lu", tcp->u_arg[1]);
{
if (entering(tcp)) {
if (tcp->u_arg[0])
- tprintf("%lu", tcp->u_arg[0]);
+ tprintf("%#lx", tcp->u_arg[0]);
else
tprintf("IPC_PRIVATE");
tprintf(", %lu", tcp->u_arg[1]);
}
if (syserror(tcp))
return 0;
-#ifdef LINUX
+/* HPPA does not use an IPC multiplexer on Linux. */
+#if defined(LINUX) && !defined(HPPA)
if (umove(tcp, tcp->u_arg[2], &raddr) < 0)
return RVAL_NONE;
tcp->u_rval = raddr;
#endif /* defined(LINUX) || defined(SUNOS4) || defined(FREEBSD) */
#ifdef LINUX
-int sys_mq_open(tcp)
-struct tcb *tcp;
+int
+sys_mq_open(struct tcb *tcp)
{
if (entering(tcp)) {
printpath(tcp, tcp->u_arg[0]);
tprintf(", ");
/* flags */
- printflags(openmodes, tcp->u_arg[1] + 1, "O_???");
+ tprint_open_modes(tcp->u_arg[1]);
if (tcp->u_arg[1] & O_CREAT) {
# ifndef HAVE_MQUEUE_H
tprintf(", %lx", tcp->u_arg[2]);
return 0;
}
-int sys_mq_timedsend(tcp)
-struct tcb *tcp;
+int
+sys_mq_timedsend(struct tcb *tcp)
{
if (entering(tcp)) {
tprintf("%ld, ", tcp->u_arg[0]);
return 0;
}
-int sys_mq_timedreceive(tcp)
-struct tcb *tcp;
+int
+sys_mq_timedreceive(struct tcb *tcp)
{
if (entering(tcp))
tprintf("%ld, ", tcp->u_arg[0]);
return 0;
}
-int sys_mq_notify(tcp)
-struct tcb *tcp;
+int
+sys_mq_notify(struct tcb *tcp)
{
if (entering(tcp)) {
tprintf("%ld, ", tcp->u_arg[0]);
return 0;
}
-static void printmqattr(tcp, addr)
-struct tcb *tcp;
-long addr;
+static void
+printmqattr(struct tcb *tcp, long addr)
{
if (addr == 0)
tprintf("NULL");
return;
}
tprintf("{mq_flags=");
- printflags(openmodes, attr.mq_flags + 1, "O_???");
+ tprint_open_modes(attr.mq_flags);
tprintf(", mq_maxmsg=%ld, mq_msgsize=%ld, mq_curmsg=%ld}",
attr.mq_maxmsg, attr.mq_msgsize, attr.mq_curmsgs);
# endif
}
}
-int sys_mq_getsetattr(tcp)
-struct tcb *tcp;
+int
+sys_mq_getsetattr(struct tcb *tcp)
{
if (entering(tcp)) {
tprintf("%ld, ", tcp->u_arg[0]);
projects / strace / blobdiff