#if defined(LINUX) || defined(SUNOS4) || defined(FREEBSD)
+# ifdef HAVE_MQUEUE_H
+# include <mqueue.h>
+# endif
+
+#include <fcntl.h>
#include <sys/ipc.h>
#include <sys/sem.h>
#include <sys/msg.h>
# define IPC_64 0x100
#endif
-static struct xlat msgctl_flags[] = {
+extern void printsigevent(struct tcb *tcp, long arg);
+
+static const struct xlat msgctl_flags[] = {
{ IPC_RMID, "IPC_RMID" },
{ IPC_SET, "IPC_SET" },
{ IPC_STAT, "IPC_STAT" },
{ 0, NULL },
};
-static struct xlat semctl_flags[] = {
+static const struct xlat semctl_flags[] = {
{ IPC_RMID, "IPC_RMID" },
{ IPC_SET, "IPC_SET" },
{ IPC_STAT, "IPC_STAT" },
{ 0, NULL },
};
-static struct xlat shmctl_flags[] = {
+static const struct xlat shmctl_flags[] = {
{ IPC_RMID, "IPC_RMID" },
{ IPC_SET, "IPC_SET" },
{ IPC_STAT, "IPC_STAT" },
{ 0, NULL },
};
-static struct xlat resource_flags[] = {
+static const struct xlat resource_flags[] = {
{ IPC_CREAT, "IPC_CREAT" },
{ IPC_EXCL, "IPC_EXCL" },
{ IPC_NOWAIT, "IPC_NOWAIT" },
{ 0, NULL },
};
-static struct xlat shm_flags[] = {
+static const struct xlat shm_resource_flags[] = {
+ { IPC_CREAT, "IPC_CREAT" },
+ { IPC_EXCL, "IPC_EXCL" },
+#ifdef SHM_HUGETLB
+ { SHM_HUGETLB, "SHM_HUGETLB" },
+#endif
+ { 0, NULL },
+};
+
+static const struct xlat shm_flags[] = {
#ifdef LINUX
{ SHM_REMAP, "SHM_REMAP" },
#endif /* LINUX */
{ 0, NULL },
};
-static struct xlat msg_flags[] = {
+static const struct xlat msg_flags[] = {
{ MSG_NOERROR, "MSG_NOERROR" },
#ifdef LINUX
{ MSG_EXCEPT, "MSG_EXCEPT" },
{ 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(", ");
- if (printflags(resource_flags, tcp->u_arg[1]) != 0)
+ if (printflags(resource_flags, tcp->u_arg[1] & ~0777, NULL) != 0)
tprintf("|");
- tprintf("%#lo", tcp->u_arg[1] & 0666);
+ tprintf("%#lo", tcp->u_arg[1] & 0777);
}
return 0;
}
# define PRINTCTL printxval
#endif
+static int
+indirect_ipccall(tcp)
+struct tcb *tcp;
+{
+#ifdef LINUX
+#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;
+}
+
int sys_msgctl(tcp)
struct tcb *tcp;
{
if (entering(tcp)) {
tprintf("%lu, ", tcp->u_arg[0]);
PRINTCTL(msgctl_flags, tcp->u_arg[1], "MSG_???");
-#ifdef LINUX
- tprintf(", %#lx", tcp->u_arg[3]);
-#else /* !LINUX */
- tprintf(", %#lx", tcp->u_arg[2]);
-#endif /* !LINUX */
+ tprintf(", %#lx", tcp->u_arg[indirect_ipccall(tcp) ? 3 : 2]);
}
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]);
-#ifdef LINUX
- 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(", ");
- if (printflags(msg_flags, tcp->u_arg[2]) == 0)
- tprintf("0");
-#else /* !LINUX */
- 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(", ");
- if (printflags(msg_flags, tcp->u_arg[3]) == 0)
- tprintf("0");
-#endif /* !LINUX */
+ tprintf("%d, ", (int) tcp->u_arg[0]);
+ if (indirect_ipccall(tcp)) {
+ tprint_msgsnd(tcp, tcp->u_arg[3], tcp->u_arg[1],
+ tcp->u_arg[2]);
+ } else {
+ 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;
-#ifdef LINUX
- struct ipc_wrapper {
- struct msgbuf *msgp;
- long msgtyp;
- } tmp;
-#endif
+ 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);
+}
- if (exiting(tcp)) {
- tprintf("%lu", tcp->u_arg[0]);
-#ifdef LINUX
- 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 (printflags(msg_flags, tcp->u_arg[2]) == 0)
- tprintf("0");
-#else /* !LINUX */
- 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(", ");
- if (printflags(msg_flags, tcp->u_arg[4]) == 0)
- tprintf("0");
-#endif /* !LINUX */
+int sys_msgrcv(struct tcb *tcp)
+{
+ if (entering(tcp)) {
+ tprintf("%d, ", (int) tcp->u_arg[0]);
+ } else {
+ if (indirect_ipccall(tcp)) {
+ struct ipc_wrapper {
+ struct msgbuf *msgp;
+ long msgtyp;
+ } tmp;
+
+ 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 {
+ 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]);
-#ifdef LINUX
- tprintf(", %#lx", tcp->u_arg[3]);
- tprintf(", %lu", tcp->u_arg[1]);
-#else /* !LINUX */
- tprintf(", %#lx", tcp->u_arg[1]);
- tprintf(", %lu", tcp->u_arg[2]);
-#endif /* !LINUX */
+ tprintf("%lu, ", tcp->u_arg[0]);
+ if (indirect_ipccall(tcp)) {
+ tprint_sembuf(tcp, tcp->u_arg[3], tcp->u_arg[1]);
+ } else {
+ 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]);
- tprintf(", %#lx", tcp->u_arg[3]);
- tprintf(", %lu, ", tcp->u_arg[1]);
- printtv(tcp, tcp->u_arg[5]);
+ 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 {
+ tprint_sembuf(tcp, tcp->u_arg[1], tcp->u_arg[2]);
+ tprintf(", ");
+ printtv(tcp, tcp->u_arg[3]);
+ }
}
return 0;
}
{
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]);
tprintf(", ");
- if (printflags(resource_flags, tcp->u_arg[2] & ~0666) != 0)
+ if (printflags(resource_flags, tcp->u_arg[2] & ~0777, NULL) != 0)
tprintf("|");
- tprintf("%#lo", tcp->u_arg[2] & 0666);
+ tprintf("%#lo", tcp->u_arg[2] & 0777);
}
return 0;
}
{
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]);
tprintf(", ");
- if (printflags(resource_flags, tcp->u_arg[2]) != 0)
+ if (printflags(shm_resource_flags, tcp->u_arg[2] & ~0777, NULL) != 0)
tprintf("|");
- tprintf("%#lo", tcp->u_arg[2] & 0666);
+ tprintf("%#lo", tcp->u_arg[2] & 0777);
}
return 0;
}
if (entering(tcp)) {
tprintf("%lu, ", tcp->u_arg[0]);
PRINTCTL(shmctl_flags, tcp->u_arg[1], "SHM_???");
-#ifdef LINUX
- tprintf(", %#lx", tcp->u_arg[3]);
-#else /* !LINUX */
- tprintf(", %#lx", tcp->u_arg[2]);
-#endif /* !LINUX */
+ if (indirect_ipccall(tcp)) {
+ tprintf(", %#lx", tcp->u_arg[3]);
+ } else {
+ tprintf(", %#lx", tcp->u_arg[2]);
+ }
}
return 0;
}
if (exiting(tcp)) {
tprintf("%lu", tcp->u_arg[0]);
-#ifdef LINUX
- tprintf(", %#lx", tcp->u_arg[3]);
- tprintf(", ");
- if (printflags(shm_flags, tcp->u_arg[1]) == 0)
- tprintf("0");
-#else /* !LINUX */
- tprintf(", %#lx", tcp->u_arg[1]);
- tprintf(", ");
- if (printflags(shm_flags, tcp->u_arg[2]) == 0)
- tprintf("0");
-#endif /* !LINUX */
+ if (indirect_ipccall(tcp)) {
+ tprintf(", %#lx", tcp->u_arg[3]);
+ tprintf(", ");
+ printflags(shm_flags, tcp->u_arg[1], "SHM_???");
+ } else {
+ tprintf(", %#lx", tcp->u_arg[1]);
+ tprintf(", ");
+ printflags(shm_flags, tcp->u_arg[2], "SHM_???");
+ }
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;
int sys_shmdt(tcp)
struct tcb *tcp;
{
- if (entering(tcp))
-#ifdef LINUX
- tprintf("%#lx", tcp->u_arg[3]);
-#else /* !LINUX */
- tprintf("%#lx", tcp->u_arg[0]);
-#endif /* !LINUX */
+ if (entering(tcp)) {
+ if (indirect_ipccall(tcp)) {
+ tprintf("%#lx", tcp->u_arg[3]);
+ } else {
+ tprintf("%#lx", tcp->u_arg[0]);
+ }
+ }
return 0;
}
#endif /* defined(LINUX) || defined(SUNOS4) || defined(FREEBSD) */
+
+#ifdef LINUX
+int
+sys_mq_open(struct tcb *tcp)
+{
+ if (entering(tcp)) {
+ printpath(tcp, tcp->u_arg[0]);
+ tprintf(", ");
+ /* flags */
+ tprint_open_modes(tcp->u_arg[1]);
+ if (tcp->u_arg[1] & O_CREAT) {
+# ifndef HAVE_MQUEUE_H
+ tprintf(", %lx", tcp->u_arg[2]);
+# else
+ struct mq_attr attr;
+ /* mode */
+ tprintf(", %#lo, ", tcp->u_arg[2]);
+ if (umove(tcp, tcp->u_arg[3], &attr) < 0)
+ tprintf("{ ??? }");
+ else
+ tprintf("{mq_maxmsg=%ld, mq_msgsize=%ld}",
+ attr.mq_maxmsg, attr.mq_msgsize);
+# endif
+ }
+ }
+ return 0;
+}
+
+int
+sys_mq_timedsend(struct tcb *tcp)
+{
+ if (entering(tcp)) {
+ tprintf("%ld, ", tcp->u_arg[0]);
+ printstr(tcp, tcp->u_arg[1], tcp->u_arg[2]);
+ tprintf(", %lu, %ld, ", tcp->u_arg[2], tcp->u_arg[3]);
+ printtv(tcp, tcp->u_arg[4]);
+ }
+ return 0;
+}
+
+int
+sys_mq_timedreceive(struct tcb *tcp)
+{
+ if (entering(tcp))
+ tprintf("%ld, ", tcp->u_arg[0]);
+ else {
+ printstr(tcp, tcp->u_arg[1], tcp->u_arg[2]);
+ tprintf(", %lu, %ld, ", tcp->u_arg[2], tcp->u_arg[3]);
+ printtv(tcp, tcp->u_arg[4]);
+ }
+ return 0;
+}
+
+int
+sys_mq_notify(struct tcb *tcp)
+{
+ if (entering(tcp)) {
+ tprintf("%ld, ", tcp->u_arg[0]);
+ printsigevent(tcp, tcp->u_arg[1]);
+ }
+ return 0;
+}
+
+static void
+printmqattr(struct tcb *tcp, long addr)
+{
+ if (addr == 0)
+ tprintf("NULL");
+ else {
+# ifndef HAVE_MQUEUE_H
+ tprintf("%#lx", addr);
+# else
+ struct mq_attr attr;
+ if (umove(tcp, addr, &attr) < 0) {
+ tprintf("{...}");
+ return;
+ }
+ tprintf("{mq_flags=");
+ 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(struct tcb *tcp)
+{
+ if (entering(tcp)) {
+ tprintf("%ld, ", tcp->u_arg[0]);
+ printmqattr(tcp, tcp->u_arg[1]);
+ tprintf(", ");
+ } else
+ printmqattr(tcp, tcp->u_arg[2]);
+ return 0;
+}
+#endif