int
ibcs2_sys_semsys(struct lwp *l, const struct ibcs2_sys_semsys_args *uap, register_t *retval)
{
#ifdef SYSVSEM
/* {
syscallarg(int) which;
syscallarg(int) a2;
syscallarg(int) a3;
syscallarg(int) a4;
syscallarg(int) a5;
} */
struct semid_ds sembuf;
struct ibcs2_semid_ds isembuf;
void *pass_arg;
int a5 = SCARG(uap, a5);
int error;
switch (SCARG(uap, which)) {
case 0: /* semctl */
#define semctl_semid SCARG(uap, a2)
#define semctl_semnum SCARG(uap, a3)
#define semctl_cmd SCARG(uap, a4)
#define semctl_arg ((union __semun *)&a5)
pass_arg = get_semctl_arg(semctl_cmd, &sembuf, semctl_arg);
if (semctl_cmd == IPC_SET) {
error = copyin(semctl_arg->buf, &isembuf, sizeof isembuf);
if (error != 0)
return error;
cvt_isemid2semid(&isembuf, &sembuf);
}
error = semctl1(l, semctl_semid, semctl_semnum, semctl_cmd,
pass_arg, retval);
if (error == 0 && semctl_cmd == IPC_STAT) {
cvt_semid2isemid(&sembuf, &isembuf);
error = copyout(&isembuf, semctl_arg->buf, sizeof(isembuf));
}
return error;
#undef semctl_semid
#undef semctl_semnum
#undef semctl_cmd
#undef semctl_arg
case 1: /* semget */
return compat_10_sys_semsys(l, (const void *)uap, retval);
case 2: /* semop */
return compat_10_sys_semsys(l, (const void *)uap, retval);
}
#endif
return EINVAL;
}
int
compat_14_sys___semctl(struct lwp *l, const struct compat_14_sys___semctl_args *uap, register_t *retval)
{
/* {
syscallarg(int) semid;
syscallarg(int) semnum;
syscallarg(int) cmd;
syscallarg(union __semun *) arg;
} */
union __semun arg;
struct semid_ds sembuf;
struct semid_ds14 osembuf;
int cmd, error;
void *pass_arg;
cmd = SCARG(uap, cmd);
pass_arg = get_semctl_arg(cmd, &sembuf, &arg);
if (pass_arg != NULL) {
error = copyin(SCARG(uap, arg), &arg, sizeof(arg));
if (error)
return (error);
if (cmd == IPC_SET) {
error = copyin(arg.buf, &osembuf, sizeof(osembuf));
if (error)
return (error);
__semid_ds14_to_native(&osembuf, &sembuf);
}
}
error = semctl1(l, SCARG(uap, semid), SCARG(uap, semnum), cmd,
pass_arg, retval);
if (error == 0 && cmd == IPC_STAT) {
__native_to_semid_ds14(&sembuf, &osembuf);
error = copyout(&osembuf, arg.buf, sizeof(osembuf));
}
return (error);
}
int
sys_____semctl50(struct lwp *l, const struct sys_____semctl50_args *uap,
register_t *retval)
{
/* {
syscallarg(int) semid;
syscallarg(int) semnum;
syscallarg(int) cmd;
syscallarg(union __semun *) arg;
} */
struct semid_ds sembuf;
int cmd, error;
void *pass_arg;
union __semun karg;
cmd = SCARG(uap, cmd);
pass_arg = get_semctl_arg(cmd, &sembuf, &karg);
if (pass_arg) {
error = copyin(SCARG(uap, arg), &karg, sizeof(karg));
if (error)
return error;
if (cmd == IPC_SET) {
error = copyin(karg.buf, &sembuf, sizeof(sembuf));
if (error)
return (error);
}
}
error = semctl1(l, SCARG(uap, semid), SCARG(uap, semnum), cmd,
pass_arg, retval);
if (error == 0 && cmd == IPC_STAT)
error = copyout(&sembuf, karg.buf, sizeof(sembuf));
return (error);
}
