int
netbsd32_md_ioctl(struct file *fp, netbsd32_u_long cmd, void *data32, struct lwp *l)
{
u_int size;
void *data, *memp = NULL;
#define STK_PARAMS 128
u_long stkbuf[STK_PARAMS/sizeof(u_long)];
int error;
switch (cmd) {
case FBIOPUTCMAP32:
IOCTL_STRUCT_CONV_TO(FBIOPUTCMAP, fbcmap);
case FBIOGETCMAP32:
IOCTL_STRUCT_CONV_TO(FBIOGETCMAP, fbcmap);
case FBIOSCURSOR32:
IOCTL_STRUCT_CONV_TO(FBIOSCURSOR, fbcursor);
case FBIOGCURSOR32:
IOCTL_STRUCT_CONV_TO(FBIOGCURSOR, fbcursor);
case OPIOCGET32:
IOCTL_STRUCT_CONV_TO(OPIOCGET, opiocdesc);
case OPIOCSET32:
IOCTL_STRUCT_CONV_TO(OPIOCSET, opiocdesc);
case OPIOCNEXTPROP32:
IOCTL_STRUCT_CONV_TO(OPIOCNEXTPROP, opiocdesc);
default:
error = (*fp->f_ops->fo_ioctl)(fp, cmd, data32);
}
if (memp)
kmem_free(memp, size);
return (error);
}
/*
* main ioctl syscall.
*
* ok, here we are in the biggy. we have to do fix ups depending
* on the ioctl command before and afterwards.
*/
int
netbsd32_ioctl(struct lwp *l, const struct netbsd32_ioctl_args *uap, register_t *retval)
{
/* {
syscallarg(int) fd;
syscallarg(netbsd32_u_long) com;
syscallarg(netbsd32_voidp) data;
} */
struct proc *p = l->l_proc;
struct file *fp;
struct filedesc *fdp;
u_long com;
int error = 0;
u_int size, size32;
void *data, *memp = NULL;
void *data32, *memp32 = NULL;
unsigned fd;
fdfile_t *ff;
int tmp;
#define STK_PARAMS 128
u_long stkbuf[STK_PARAMS/sizeof(u_long)];
u_long stkbuf32[STK_PARAMS/sizeof(u_long)];
/*
* we need to translate some commands (_IOW) before calling sys_ioctl,
* some after (_IOR), and some both (_IOWR).
*/
#if 0
{
char *dirs[8] = { "NONE!", "VOID", "OUT", "VOID|OUT!", "IN", "VOID|IN!",
"INOUT", "VOID|IN|OUT!" };
printf("netbsd32_ioctl(%d, %x, %x): %s group %c base %d len %d\n",
SCARG(uap, fd), SCARG(uap, com), SCARG(uap, data),
dirs[((SCARG(uap, com) & IOC_DIRMASK)>>29)],
IOCGROUP(SCARG(uap, com)), IOCBASECMD(SCARG(uap, com)),
IOCPARM_LEN(SCARG(uap, com)));
}
#endif
fdp = p->p_fd;
fd = SCARG(uap, fd);
if ((fp = fd_getfile(fd)) == NULL)
return (EBADF);
if ((fp->f_flag & (FREAD | FWRITE)) == 0) {
error = EBADF;
goto out;
}
ff = fdp->fd_ofiles[SCARG(uap, fd)];
switch (com = SCARG(uap, com)) {
case FIOCLEX:
ff->ff_exclose = true;
fdp->fd_exclose = true;
goto out;
case FIONCLEX:
ff->ff_exclose = false;
goto out;
}
/*
* Interpret high order word to find amount of data to be
* copied to/from the user's address space.
*/
size = 0;
size32 = IOCPARM_LEN(com);
if (size32 > IOCPARM_MAX) {
error = ENOTTY;
goto out;
}
if (size32 > sizeof(stkbuf)) {
memp32 = kmem_alloc((size_t)size32, KM_SLEEP);
data32 = memp32;
} else
data32 = (void *)stkbuf32;
if (com&IOC_IN) {
if (size32) {
error = copyin(SCARG_P32(uap, data), data32, size32);
if (error) {
if (memp32)
kmem_free(memp32, (size_t)size32);
goto out;
}
ktrgenio(fd, UIO_WRITE, SCARG_P32(uap, data),
size32, 0);
} else
*(void **)data32 = SCARG_P32(uap, data);
} else if ((com&IOC_OUT) && size32)
/*
* Zero the buffer so the user always
* gets back something deterministic.
*/
memset(data32, 0, size32);
else if (com&IOC_VOID)
*(void **)data32 = SCARG_P32(uap, data);
/*
* convert various structures, pointers, and other objects that
* change size from 32 bit -> 64 bit, for all ioctl commands.
*/
switch (SCARG(uap, com)) {
case FIONBIO:
mutex_enter(&fp->f_lock);
if ((tmp = *(int *)data32) != 0)
fp->f_flag |= FNONBLOCK;
else
fp->f_flag &= ~FNONBLOCK;
mutex_exit(&fp->f_lock);
error = (*fp->f_ops->fo_ioctl)(fp, FIONBIO, (void *)&tmp);
break;
case FIOASYNC:
mutex_enter(&fp->f_lock);
if ((tmp = *(int *)data32) != 0)
fp->f_flag |= FASYNC;
else
fp->f_flag &= ~FASYNC;
mutex_exit(&fp->f_lock);
error = (*fp->f_ops->fo_ioctl)(fp, FIOASYNC, (void *)&tmp);
break;
case DIOCGPART32:
IOCTL_STRUCT_CONV_TO(DIOCGPART, partinfo);
#if 0 /* not implemented by anything */
case DIOCRFORMAT32:
IOCTL_STRUCT_CONV_TO(DIOCRFORMAT, format_op);
case DIOCWFORMAT32:
IOCTL_STRUCT_CONV_TO(DIOCWFORMAT, format_op);
#endif
/*
* only a few ifreq syscalls need conversion and those are
* all driver specific... XXX
*/
#if 0
case SIOCGADDRROM3232:
IOCTL_STRUCT_CONV_TO(SIOCGADDRROM32, ifreq);
case SIOCGCHIPID32:
IOCTL_STRUCT_CONV_TO(SIOCGCHIPID, ifreq);
case SIOCSIFADDR32:
IOCTL_STRUCT_CONV_TO(SIOCSIFADDR, ifreq);
case OSIOCGIFADDR32:
IOCTL_STRUCT_CONV_TO(OSIOCGIFADDR, ifreq);
case SIOCGIFADDR32:
IOCTL_STRUCT_CONV_TO(SIOCGIFADDR, ifreq);
case SIOCSIFDSTADDR32:
IOCTL_STRUCT_CONV_TO(SIOCSIFDSTADDR, ifreq);
case OSIOCGIFDSTADDR32:
IOCTL_STRUCT_CONV_TO(OSIOCGIFDSTADDR, ifreq);
case SIOCGIFDSTADDR32:
IOCTL_STRUCT_CONV_TO(SIOCGIFDSTADDR, ifreq);
case OSIOCGIFBRDADDR32:
IOCTL_STRUCT_CONV_TO(OSIOCGIFBRDADDR, ifreq);
case SIOCGIFBRDADDR32:
IOCTL_STRUCT_CONV_TO(SIOCGIFBRDADDR, ifreq);
case SIOCSIFBRDADDR32:
IOCTL_STRUCT_CONV_TO(SIOCSIFBRDADDR, ifreq);
case OSIOCGIFNETMASK32:
IOCTL_STRUCT_CONV_TO(OSIOCGIFNETMASK, ifreq);
case SIOCGIFNETMASK32:
IOCTL_STRUCT_CONV_TO(SIOCGIFNETMASK, ifreq);
case SIOCSIFNETMASK32:
IOCTL_STRUCT_CONV_TO(SIOCSIFNETMASK, ifreq);
case SIOCGIFMETRIC32:
IOCTL_STRUCT_CONV_TO(SIOCGIFMETRIC, ifreq);
case SIOCSIFMETRIC32:
IOCTL_STRUCT_CONV_TO(SIOCSIFMETRIC, ifreq);
case SIOCDIFADDR32:
IOCTL_STRUCT_CONV_TO(SIOCDIFADDR, ifreq);
case SIOCADDMULTI32:
IOCTL_STRUCT_CONV_TO(SIOCADDMULTI, ifreq);
case SIOCDELMULTI32:
IOCTL_STRUCT_CONV_TO(SIOCDELMULTI, ifreq);
case SIOCSIFMEDIA32:
IOCTL_STRUCT_CONV_TO(SIOCSIFMEDIA, ifreq);
case SIOCSIFMTU32:
IOCTL_STRUCT_CONV_TO(SIOCSIFMTU, ifreq);
case SIOCGIFMTU32:
IOCTL_STRUCT_CONV_TO(SIOCGIFMTU, ifreq);
case BIOCGETIF32:
IOCTL_STRUCT_CONV_TO(BIOCGETIF, ifreq);
case BIOCSETIF32:
IOCTL_STRUCT_CONV_TO(BIOCSETIF, ifreq);
case SIOCPHASE132:
IOCTL_STRUCT_CONV_TO(SIOCPHASE1, ifreq);
case SIOCPHASE232:
IOCTL_STRUCT_CONV_TO(SIOCPHASE2, ifreq);
#endif
case OOSIOCGIFCONF32:
IOCTL_STRUCT_CONV_TO(OOSIOCGIFCONF, ifconf);
case OSIOCGIFCONF32:
IOCTL_STRUCT_CONV_TO(OSIOCGIFCONF, ifconf);
case SIOCGIFCONF32:
IOCTL_STRUCT_CONV_TO(SIOCGIFCONF, ifconf);
case SIOCGIFFLAGS32:
IOCTL_STRUCT_CONV_TO(SIOCGIFFLAGS, ifreq);
case SIOCSIFFLAGS32:
IOCTL_STRUCT_CONV_TO(SIOCSIFFLAGS, ifreq);
case SIOCGIFMEDIA32:
IOCTL_STRUCT_CONV_TO(SIOCGIFMEDIA, ifmediareq);
case SIOCSDRVSPEC32:
IOCTL_STRUCT_CONV_TO(SIOCSDRVSPEC, ifdrv);
case SIOCGETVIFCNT32:
IOCTL_STRUCT_CONV_TO(SIOCGETVIFCNT, sioc_vif_req);
case SIOCGETSGCNT32:
IOCTL_STRUCT_CONV_TO(SIOCGETSGCNT, sioc_sg_req);
default:
#ifdef NETBSD32_MD_IOCTL
error = netbsd32_md_ioctl(fp, com, data32, l);
#else
error = (*fp->f_ops->fo_ioctl)(fp, com, data32);
#endif
break;
}
if (error == EPASSTHROUGH)
error = ENOTTY;
/*
* Copy any data to user, size was
* already set and checked above.
*/
if (error == 0 && (com&IOC_OUT) && size32) {
error = copyout(data32, SCARG_P32(uap, data), size32);
ktrgenio(fd, UIO_READ, SCARG_P32(uap, data),
size32, error);
}
/* if we malloced data, free it here */
if (memp32)
kmem_free(memp32, (size_t)size32);
if (memp)
kmem_free(memp, (size_t)size);
out:
fd_putfile(fd);
return (error);
}
