Home | History | Annotate | Line # | Download | only in netbsd32
netbsd32_ioctl.c revision 1.43
      1  1.43  christos /*	$NetBSD: netbsd32_ioctl.c,v 1.43 2009/12/09 04:50:47 christos Exp $	*/
      2   1.1       mrg 
      3   1.1       mrg /*
      4  1.11       mrg  * Copyright (c) 1998, 2001 Matthew R. Green
      5   1.1       mrg  * All rights reserved.
      6   1.1       mrg  *
      7   1.1       mrg  * Redistribution and use in source and binary forms, with or without
      8   1.1       mrg  * modification, are permitted provided that the following conditions
      9   1.1       mrg  * are met:
     10   1.1       mrg  * 1. Redistributions of source code must retain the above copyright
     11   1.1       mrg  *    notice, this list of conditions and the following disclaimer.
     12   1.1       mrg  * 2. Redistributions in binary form must reproduce the above copyright
     13   1.1       mrg  *    notice, this list of conditions and the following disclaimer in the
     14   1.1       mrg  *    documentation and/or other materials provided with the distribution.
     15   1.1       mrg  *
     16   1.1       mrg  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     17   1.1       mrg  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     18   1.1       mrg  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     19   1.1       mrg  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     20   1.1       mrg  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
     21   1.1       mrg  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     22   1.1       mrg  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
     23   1.1       mrg  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
     24   1.1       mrg  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     25   1.1       mrg  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     26   1.1       mrg  * SUCH DAMAGE.
     27   1.1       mrg  */
     28   1.1       mrg 
     29   1.1       mrg /*
     30  1.14       mrg  * handle ioctl conversions from netbsd32 -> 64-bit kernel
     31   1.1       mrg  */
     32  1.13     lukem 
     33  1.13     lukem #include <sys/cdefs.h>
     34  1.43  christos __KERNEL_RCSID(0, "$NetBSD: netbsd32_ioctl.c,v 1.43 2009/12/09 04:50:47 christos Exp $");
     35   1.1       mrg 
     36   1.1       mrg #include <sys/param.h>
     37   1.1       mrg #include <sys/systm.h>
     38   1.7       eeh #include <sys/filedesc.h>
     39   1.7       eeh #include <sys/ioctl.h>
     40   1.7       eeh #include <sys/file.h>
     41   1.7       eeh #include <sys/proc.h>
     42   1.7       eeh #include <sys/socketvar.h>
     43   1.1       mrg #include <sys/audioio.h>
     44   1.1       mrg #include <sys/disklabel.h>
     45   1.1       mrg #include <sys/dkio.h>
     46   1.1       mrg #include <sys/malloc.h>
     47   1.1       mrg #include <sys/sockio.h>
     48   1.1       mrg #include <sys/socket.h>
     49   1.1       mrg #include <sys/ttycom.h>
     50   1.1       mrg #include <sys/mount.h>
     51   1.1       mrg #include <sys/syscallargs.h>
     52  1.33     njoly #include <sys/ktrace.h>
     53  1.38        ad #include <sys/kmem.h>
     54   1.1       mrg 
     55  1.10      fvdl #ifdef __sparc__
     56  1.12   thorpej #include <dev/sun/fbio.h>
     57   1.1       mrg #include <machine/openpromio.h>
     58  1.10      fvdl #endif
     59   1.1       mrg 
     60   1.1       mrg #include <net/if.h>
     61   1.1       mrg #include <net/route.h>
     62   1.1       mrg 
     63   1.1       mrg #include <netinet/in.h>
     64   1.1       mrg #include <netinet/in_var.h>
     65   1.1       mrg #include <netinet/igmp.h>
     66   1.1       mrg #include <netinet/igmp_var.h>
     67   1.1       mrg #include <netinet/ip_mroute.h>
     68   1.1       mrg 
     69  1.34  christos #include <compat/sys/sockio.h>
     70  1.34  christos 
     71   1.2       mrg #include <compat/netbsd32/netbsd32.h>
     72   1.2       mrg #include <compat/netbsd32/netbsd32_ioctl.h>
     73   1.2       mrg #include <compat/netbsd32/netbsd32_syscallargs.h>
     74   1.1       mrg 
     75   1.6       mrg /* prototypes for the converters */
     76  1.25     perry static inline void netbsd32_to_partinfo(struct netbsd32_partinfo *,
     77  1.22       mrg 					  struct partinfo *, u_long);
     78  1.17      fvdl #if 0
     79  1.25     perry static inline void netbsd32_to_format_op(struct netbsd32_format_op *,
     80  1.22       mrg 					   struct format_op *, u_long);
     81  1.17      fvdl #endif
     82  1.43  christos static inline void netbsd32_to_oifreq(struct netbsd32_oifreq *, struct oifreq *,
     83  1.43  christos 				       u_long cmd);
     84  1.25     perry static inline void netbsd32_to_ifreq(struct netbsd32_ifreq *, struct ifreq *,
     85  1.22       mrg 				       u_long cmd);
     86  1.25     perry static inline void netbsd32_to_ifconf(struct netbsd32_ifconf *,
     87  1.22       mrg 					struct ifconf *, u_long);
     88  1.25     perry static inline void netbsd32_to_ifmediareq(struct netbsd32_ifmediareq *,
     89  1.22       mrg 					    struct ifmediareq *, u_long);
     90  1.25     perry static inline void netbsd32_to_ifdrv(struct netbsd32_ifdrv *, struct ifdrv *,
     91  1.22       mrg 				       u_long);
     92  1.25     perry static inline void netbsd32_to_sioc_vif_req(struct netbsd32_sioc_vif_req *,
     93  1.22       mrg 					      struct sioc_vif_req *, u_long);
     94  1.25     perry static inline void netbsd32_to_sioc_sg_req(struct netbsd32_sioc_sg_req *,
     95  1.22       mrg 					     struct sioc_sg_req *, u_long);
     96  1.25     perry static inline void netbsd32_from_partinfo(struct partinfo *,
     97  1.22       mrg 					    struct netbsd32_partinfo *, u_long);
     98  1.17      fvdl #if 0
     99  1.25     perry static inline void netbsd32_from_format_op(struct format_op *,
    100  1.22       mrg 					     struct netbsd32_format_op *,
    101  1.22       mrg 					     u_long);
    102  1.22       mrg #endif
    103  1.25     perry static inline void netbsd32_from_ifreq(struct ifreq *,
    104  1.22       mrg                                          struct netbsd32_ifreq *, u_long);
    105  1.43  christos static inline void netbsd32_from_oifreq(struct oifreq *,
    106  1.43  christos                                          struct netbsd32_oifreq *, u_long);
    107  1.25     perry static inline void netbsd32_from_ifconf(struct ifconf *,
    108  1.22       mrg 					  struct netbsd32_ifconf *, u_long);
    109  1.25     perry static inline void netbsd32_from_ifmediareq(struct ifmediareq *,
    110  1.22       mrg 					      struct netbsd32_ifmediareq *,
    111  1.22       mrg 					      u_long);
    112  1.25     perry static inline void netbsd32_from_ifdrv(struct ifdrv *,
    113  1.22       mrg 					 struct netbsd32_ifdrv *, u_long);
    114  1.25     perry static inline void netbsd32_from_sioc_vif_req(struct sioc_vif_req *,
    115  1.22       mrg 						struct netbsd32_sioc_vif_req *,
    116  1.22       mrg 						u_long);
    117  1.25     perry static inline void netbsd32_from_sioc_sg_req(struct sioc_sg_req *,
    118  1.22       mrg 					       struct netbsd32_sioc_sg_req *,
    119  1.22       mrg 					       u_long);
    120   1.6       mrg 
    121   1.6       mrg /* convert to/from different structures */
    122   1.6       mrg 
    123  1.25     perry static inline void
    124  1.36       dsl netbsd32_to_partinfo(struct netbsd32_partinfo *s32p, struct partinfo *p, u_long cmd)
    125   1.1       mrg {
    126   1.1       mrg 
    127  1.15       scw 	p->disklab = (struct disklabel *)NETBSD32PTR64(s32p->disklab);
    128  1.15       scw 	p->part = (struct partition *)NETBSD32PTR64(s32p->part);
    129   1.1       mrg }
    130   1.1       mrg 
    131  1.17      fvdl #if 0
    132  1.25     perry static inline void
    133  1.36       dsl netbsd32_to_format_op(struct netbsd32_format_op *s32p, struct format_op *p, u_long cmd)
    134   1.1       mrg {
    135   1.1       mrg 
    136  1.15       scw 	p->df_buf = (char *)NETBSD32PTR64(s32p->df_buf);
    137   1.1       mrg 	p->df_count = s32p->df_count;
    138   1.1       mrg 	p->df_startblk = s32p->df_startblk;
    139   1.1       mrg 	memcpy(p->df_reg, s32p->df_reg, sizeof(s32p->df_reg));
    140   1.1       mrg }
    141  1.17      fvdl #endif
    142   1.1       mrg 
    143  1.25     perry static inline void
    144  1.36       dsl netbsd32_to_ifreq(struct netbsd32_ifreq *s32p, struct ifreq *p, u_long cmd)
    145   1.1       mrg {
    146   1.1       mrg 
    147  1.22       mrg 	memcpy(p, s32p, sizeof *s32p);
    148   1.1       mrg 	/*
    149   1.1       mrg 	 * XXX
    150   1.1       mrg 	 * struct ifreq says the same, but sometimes the ifr_data
    151   1.1       mrg 	 * union member needs to be converted to 64 bits... this
    152   1.1       mrg 	 * is very driver specific and so we ignore it for now..
    153   1.1       mrg 	 */
    154  1.22       mrg 	if (cmd == SIOCGIFDATA || cmd == SIOCZIFDATA)
    155  1.29  christos 		p->ifr_data = (void *)NETBSD32PTR64(s32p->ifr_data);
    156   1.1       mrg }
    157   1.1       mrg 
    158  1.25     perry static inline void
    159  1.43  christos netbsd32_to_oifreq(struct netbsd32_oifreq *s32p, struct oifreq *p, u_long cmd)
    160  1.43  christos {
    161  1.43  christos 
    162  1.43  christos 	memcpy(p, s32p, sizeof *s32p);
    163  1.43  christos 	/*
    164  1.43  christos 	 * XXX
    165  1.43  christos 	 * struct ifreq says the same, but sometimes the ifr_data
    166  1.43  christos 	 * union member needs to be converted to 64 bits... this
    167  1.43  christos 	 * is very driver specific and so we ignore it for now..
    168  1.43  christos 	 */
    169  1.43  christos 	if (cmd == SIOCGIFDATA || cmd == SIOCZIFDATA)
    170  1.43  christos 		p->ifr_data = (void *)NETBSD32PTR64(s32p->ifr_data);
    171  1.43  christos }
    172  1.43  christos 
    173  1.43  christos static inline void
    174  1.36       dsl netbsd32_to_ifconf(struct netbsd32_ifconf *s32p, struct ifconf *p, u_long cmd)
    175   1.1       mrg {
    176   1.1       mrg 
    177   1.1       mrg 	p->ifc_len = s32p->ifc_len;
    178   1.1       mrg 	/* ifc_buf & ifc_req are the same size so this works */
    179  1.29  christos 	p->ifc_buf = (void *)NETBSD32PTR64(s32p->ifc_buf);
    180   1.1       mrg }
    181   1.1       mrg 
    182  1.25     perry static inline void
    183  1.36       dsl netbsd32_to_ifmediareq(struct netbsd32_ifmediareq *s32p, struct ifmediareq *p, u_long cmd)
    184   1.1       mrg {
    185   1.1       mrg 
    186   1.1       mrg 	memcpy(p, s32p, sizeof *s32p);
    187  1.15       scw 	p->ifm_ulist = (int *)NETBSD32PTR64(s32p->ifm_ulist);
    188   1.1       mrg }
    189   1.1       mrg 
    190  1.25     perry static inline void
    191  1.36       dsl netbsd32_to_ifdrv(struct netbsd32_ifdrv *s32p, struct ifdrv *p, u_long cmd)
    192   1.1       mrg {
    193   1.1       mrg 
    194   1.1       mrg 	memcpy(p, s32p, sizeof *s32p);
    195  1.15       scw 	p->ifd_data = (void *)NETBSD32PTR64(s32p->ifd_data);
    196   1.1       mrg }
    197   1.1       mrg 
    198  1.25     perry static inline void
    199  1.36       dsl netbsd32_to_sioc_vif_req(struct netbsd32_sioc_vif_req *s32p, struct sioc_vif_req *p, u_long cmd)
    200   1.1       mrg {
    201   1.1       mrg 
    202   1.1       mrg 	p->vifi = s32p->vifi;
    203   1.1       mrg 	p->icount = (u_long)s32p->icount;
    204   1.1       mrg 	p->ocount = (u_long)s32p->ocount;
    205   1.1       mrg 	p->ibytes = (u_long)s32p->ibytes;
    206   1.1       mrg 	p->obytes = (u_long)s32p->obytes;
    207   1.1       mrg }
    208   1.1       mrg 
    209  1.25     perry static inline void
    210  1.36       dsl netbsd32_to_sioc_sg_req(struct netbsd32_sioc_sg_req *s32p, struct sioc_sg_req *p, u_long cmd)
    211   1.1       mrg {
    212   1.1       mrg 
    213   1.1       mrg 	p->src = s32p->src;
    214   1.1       mrg 	p->grp = s32p->grp;
    215   1.1       mrg 	p->pktcnt = (u_long)s32p->pktcnt;
    216   1.1       mrg 	p->bytecnt = (u_long)s32p->bytecnt;
    217   1.1       mrg 	p->wrong_if = (u_long)s32p->wrong_if;
    218   1.1       mrg }
    219   1.1       mrg 
    220   1.1       mrg /*
    221  1.14       mrg  * handle ioctl conversions from 64-bit kernel -> netbsd32
    222   1.1       mrg  */
    223   1.1       mrg 
    224  1.25     perry static inline void
    225  1.36       dsl netbsd32_from_partinfo(struct partinfo *p, struct netbsd32_partinfo *s32p, u_long cmd)
    226   1.7       eeh {
    227   1.7       eeh 
    228  1.31       dsl 	NETBSD32PTR32(s32p->disklab, p->disklab);
    229  1.31       dsl 	NETBSD32PTR32(s32p->part, p->part);
    230   1.7       eeh }
    231   1.7       eeh 
    232  1.17      fvdl #if 0
    233  1.25     perry static inline void
    234  1.36       dsl netbsd32_from_format_op(struct format_op *p, struct netbsd32_format_op *s32p, u_long cmd)
    235   1.1       mrg {
    236   1.1       mrg 
    237   1.1       mrg /* filled in */
    238   1.1       mrg #if 0
    239   1.2       mrg 	s32p->df_buf = (netbsd32_charp)p->df_buf;
    240   1.1       mrg #endif
    241   1.1       mrg 	s32p->df_count = p->df_count;
    242   1.1       mrg 	s32p->df_startblk = p->df_startblk;
    243   1.1       mrg 	memcpy(s32p->df_reg, p->df_reg, sizeof(p->df_reg));
    244   1.1       mrg }
    245  1.17      fvdl #endif
    246   1.1       mrg 
    247  1.25     perry static inline void
    248  1.36       dsl netbsd32_from_ifreq(struct ifreq *p, struct netbsd32_ifreq *s32p, u_long cmd)
    249   1.1       mrg {
    250   1.1       mrg 
    251   1.1       mrg 	/*
    252   1.1       mrg 	 * XXX
    253   1.1       mrg 	 * struct ifreq says the same, but sometimes the ifr_data
    254   1.1       mrg 	 * union member needs to be converted to 64 bits... this
    255   1.1       mrg 	 * is very driver specific and so we ignore it for now..
    256   1.1       mrg 	 */
    257  1.43  christos 	(void)memcpy(s32p->ifr_name, p->ifr_name,
    258  1.43  christos 	    MIN(sizeof(s32p->ifr_name), sizeof(p->ifr_name)));
    259  1.43  christos 	if (cmd == SIOCGIFDATA || cmd == SIOCZIFDATA)
    260  1.43  christos 		NETBSD32PTR32(s32p->ifr_data, p->ifr_data);
    261  1.43  christos }
    262  1.43  christos 
    263  1.43  christos static inline void
    264  1.43  christos netbsd32_from_oifreq(struct oifreq *p, struct netbsd32_oifreq *s32p, u_long cmd)
    265  1.43  christos {
    266  1.43  christos 
    267  1.43  christos 	/*
    268  1.43  christos 	 * XXX
    269  1.43  christos 	 * struct ifreq says the same, but sometimes the ifr_data
    270  1.43  christos 	 * union member needs to be converted to 64 bits... this
    271  1.43  christos 	 * is very driver specific and so we ignore it for now..
    272  1.43  christos 	 */
    273  1.43  christos 	(void)memcpy(s32p->ifr_name, p->ifr_name,
    274  1.43  christos 	    MIN(sizeof(s32p->ifr_name), sizeof(p->ifr_name)));
    275  1.22       mrg 	if (cmd == SIOCGIFDATA || cmd == SIOCZIFDATA)
    276  1.31       dsl 		NETBSD32PTR32(s32p->ifr_data, p->ifr_data);
    277   1.1       mrg }
    278   1.1       mrg 
    279  1.25     perry static inline void
    280  1.36       dsl netbsd32_from_ifconf(struct ifconf *p, struct netbsd32_ifconf *s32p, u_long cmd)
    281   1.1       mrg {
    282   1.1       mrg 
    283   1.1       mrg 	s32p->ifc_len = p->ifc_len;
    284   1.1       mrg 	/* ifc_buf & ifc_req are the same size so this works */
    285  1.31       dsl 	NETBSD32PTR32(s32p->ifc_buf, p->ifc_buf);
    286   1.1       mrg }
    287   1.1       mrg 
    288  1.25     perry static inline void
    289  1.36       dsl netbsd32_from_ifmediareq(struct ifmediareq *p, struct netbsd32_ifmediareq *s32p, u_long cmd)
    290   1.1       mrg {
    291   1.1       mrg 
    292   1.1       mrg 	memcpy(s32p, p, sizeof *p);
    293   1.1       mrg /* filled in? */
    294   1.1       mrg #if 0
    295   1.2       mrg 	s32p->ifm_ulist = (netbsd32_intp_t)p->ifm_ulist;
    296   1.1       mrg #endif
    297   1.1       mrg }
    298   1.1       mrg 
    299  1.25     perry static inline void
    300  1.36       dsl netbsd32_from_ifdrv(struct ifdrv *p, struct netbsd32_ifdrv *s32p, u_long cmd)
    301   1.1       mrg {
    302   1.1       mrg 
    303   1.1       mrg 	memcpy(s32p, p, sizeof *p);
    304   1.1       mrg /* filled in? */
    305   1.1       mrg #if 0
    306   1.2       mrg 	s32p->ifm_data = (netbsd32_u_longp_t)p->ifm_data;
    307   1.1       mrg #endif
    308   1.1       mrg }
    309   1.1       mrg 
    310  1.25     perry static inline void
    311  1.36       dsl netbsd32_from_sioc_vif_req(struct sioc_vif_req *p, struct netbsd32_sioc_vif_req *s32p, u_long cmd)
    312   1.1       mrg {
    313   1.1       mrg 
    314   1.1       mrg 	s32p->vifi = p->vifi;
    315   1.2       mrg 	s32p->icount = (netbsd32_u_long)p->icount;
    316   1.2       mrg 	s32p->ocount = (netbsd32_u_long)p->ocount;
    317   1.2       mrg 	s32p->ibytes = (netbsd32_u_long)p->ibytes;
    318   1.2       mrg 	s32p->obytes = (netbsd32_u_long)p->obytes;
    319   1.1       mrg }
    320   1.1       mrg 
    321  1.25     perry static inline void
    322  1.36       dsl netbsd32_from_sioc_sg_req(struct sioc_sg_req *p, struct netbsd32_sioc_sg_req *s32p, u_long cmd)
    323   1.1       mrg {
    324   1.1       mrg 
    325   1.1       mrg 	s32p->src = p->src;
    326   1.1       mrg 	s32p->grp = p->grp;
    327   1.2       mrg 	s32p->pktcnt = (netbsd32_u_long)p->pktcnt;
    328   1.2       mrg 	s32p->bytecnt = (netbsd32_u_long)p->bytecnt;
    329   1.2       mrg 	s32p->wrong_if = (netbsd32_u_long)p->wrong_if;
    330   1.1       mrg }
    331   1.1       mrg 
    332   1.1       mrg 
    333   1.1       mrg /*
    334   1.1       mrg  * main ioctl syscall.
    335   1.1       mrg  *
    336   1.1       mrg  * ok, here we are in the biggy.  we have to do fix ups depending
    337   1.1       mrg  * on the ioctl command before and afterwards.
    338   1.1       mrg  */
    339   1.1       mrg int
    340  1.37       dsl netbsd32_ioctl(struct lwp *l, const struct netbsd32_ioctl_args *uap, register_t *retval)
    341   1.1       mrg {
    342  1.37       dsl 	/* {
    343   1.1       mrg 		syscallarg(int) fd;
    344   1.2       mrg 		syscallarg(netbsd32_u_long) com;
    345   1.2       mrg 		syscallarg(netbsd32_voidp) data;
    346  1.37       dsl 	} */
    347  1.16   thorpej 	struct proc *p = l->l_proc;
    348   1.7       eeh 	struct file *fp;
    349   1.7       eeh 	struct filedesc *fdp;
    350   1.7       eeh 	u_long com;
    351   1.7       eeh 	int error = 0;
    352   1.7       eeh 	u_int size, size32;
    353  1.30  christos 	void *data, *memp = NULL;
    354  1.30  christos 	void *data32, *memp32 = NULL;
    355  1.38        ad 	unsigned fd;
    356  1.38        ad 	fdfile_t *ff;
    357   1.7       eeh 	int tmp;
    358   1.7       eeh #define STK_PARAMS	128
    359   1.7       eeh 	u_long stkbuf[STK_PARAMS/sizeof(u_long)];
    360   1.7       eeh 	u_long stkbuf32[STK_PARAMS/sizeof(u_long)];
    361   1.1       mrg 
    362   1.1       mrg 	/*
    363   1.1       mrg 	 * we need to translate some commands (_IOW) before calling sys_ioctl,
    364  1.23     perry 	 * some after (_IOR), and some both (_IOWR).
    365   1.1       mrg 	 */
    366   1.5       eeh #if 0
    367   1.5       eeh 	{
    368   1.5       eeh char *dirs[8] = { "NONE!", "VOID", "OUT", "VOID|OUT!", "IN", "VOID|IN!",
    369   1.5       eeh 		"INOUT", "VOID|IN|OUT!" };
    370   1.5       eeh 
    371   1.5       eeh printf("netbsd32_ioctl(%d, %x, %x): %s group %c base %d len %d\n",
    372   1.5       eeh        SCARG(uap, fd), SCARG(uap, com), SCARG(uap, data),
    373   1.5       eeh        dirs[((SCARG(uap, com) & IOC_DIRMASK)>>29)],
    374   1.5       eeh        IOCGROUP(SCARG(uap, com)), IOCBASECMD(SCARG(uap, com)),
    375   1.5       eeh        IOCPARM_LEN(SCARG(uap, com)));
    376   1.5       eeh 	}
    377   1.5       eeh #endif
    378   1.1       mrg 
    379   1.7       eeh 	fdp = p->p_fd;
    380  1.38        ad 	fd = SCARG(uap, fd);
    381  1.38        ad 	if ((fp = fd_getfile(fd)) == NULL)
    382   1.7       eeh 		return (EBADF);
    383   1.7       eeh 	if ((fp->f_flag & (FREAD | FWRITE)) == 0) {
    384   1.7       eeh 		error = EBADF;
    385   1.7       eeh 		goto out;
    386   1.7       eeh 	}
    387   1.7       eeh 
    388  1.42        ad 	ff = fdp->fd_dt->dt_ff[SCARG(uap, fd)];
    389   1.7       eeh 	switch (com = SCARG(uap, com)) {
    390  1.41      matt 	case FIOCLEX:
    391  1.41      matt 		ff->ff_exclose = true;
    392  1.41      matt 		fdp->fd_exclose = true;
    393   1.7       eeh 		goto out;
    394   1.7       eeh 
    395  1.41      matt 	case FIONCLEX:
    396  1.41      matt 		ff->ff_exclose = false;
    397   1.7       eeh 		goto out;
    398   1.7       eeh 	}
    399   1.7       eeh 
    400   1.7       eeh 	/*
    401   1.7       eeh 	 * Interpret high order word to find amount of data to be
    402   1.7       eeh 	 * copied to/from the user's address space.
    403   1.7       eeh 	 */
    404  1.38        ad 	size = 0;
    405   1.7       eeh 	size32 = IOCPARM_LEN(com);
    406   1.7       eeh 	if (size32 > IOCPARM_MAX) {
    407   1.7       eeh 		error = ENOTTY;
    408   1.7       eeh 		goto out;
    409   1.7       eeh 	}
    410   1.7       eeh 	if (size32 > sizeof(stkbuf)) {
    411  1.38        ad 		memp32 = kmem_alloc((size_t)size32, KM_SLEEP);
    412   1.7       eeh 		data32 = memp32;
    413   1.7       eeh 	} else
    414  1.29  christos 		data32 = (void *)stkbuf32;
    415   1.7       eeh 	if (com&IOC_IN) {
    416   1.7       eeh 		if (size32) {
    417  1.32       dsl 			error = copyin(SCARG_P32(uap, data), data32, size32);
    418   1.7       eeh 			if (error) {
    419   1.7       eeh 				if (memp32)
    420  1.38        ad 					kmem_free(memp32, (size_t)size32);
    421   1.7       eeh 				goto out;
    422   1.7       eeh 			}
    423  1.38        ad 			ktrgenio(fd, UIO_WRITE, SCARG_P32(uap, data),
    424  1.35        ad 			    size32, 0);
    425   1.7       eeh 		} else
    426  1.32       dsl 			*(void **)data32 = SCARG_P32(uap, data);
    427   1.7       eeh 	} else if ((com&IOC_OUT) && size32)
    428   1.7       eeh 		/*
    429   1.7       eeh 		 * Zero the buffer so the user always
    430   1.7       eeh 		 * gets back something deterministic.
    431   1.7       eeh 		 */
    432   1.7       eeh 		memset(data32, 0, size32);
    433   1.7       eeh 	else if (com&IOC_VOID)
    434  1.32       dsl 		*(void **)data32 = SCARG_P32(uap, data);
    435   1.7       eeh 
    436   1.1       mrg 	/*
    437   1.1       mrg 	 * convert various structures, pointers, and other objects that
    438   1.1       mrg 	 * change size from 32 bit -> 64 bit, for all ioctl commands.
    439   1.1       mrg 	 */
    440   1.1       mrg 	switch (SCARG(uap, com)) {
    441   1.7       eeh 	case FIONBIO:
    442  1.38        ad 		mutex_enter(&fp->f_lock);
    443   1.8       eeh 		if ((tmp = *(int *)data32) != 0)
    444   1.7       eeh 			fp->f_flag |= FNONBLOCK;
    445   1.7       eeh 		else
    446   1.7       eeh 			fp->f_flag &= ~FNONBLOCK;
    447  1.38        ad 		mutex_exit(&fp->f_lock);
    448  1.38        ad 		error = (*fp->f_ops->fo_ioctl)(fp, FIONBIO, (void *)&tmp);
    449   1.7       eeh 		break;
    450   1.7       eeh 
    451   1.7       eeh 	case FIOASYNC:
    452  1.38        ad 		mutex_enter(&fp->f_lock);
    453   1.8       eeh 		if ((tmp = *(int *)data32) != 0)
    454   1.7       eeh 			fp->f_flag |= FASYNC;
    455   1.7       eeh 		else
    456   1.7       eeh 			fp->f_flag &= ~FASYNC;
    457  1.38        ad 		mutex_exit(&fp->f_lock);
    458  1.38        ad 		error = (*fp->f_ops->fo_ioctl)(fp, FIOASYNC, (void *)&tmp);
    459   1.1       mrg 		break;
    460   1.1       mrg 
    461   1.7       eeh 	case DIOCGPART32:
    462   1.7       eeh 		IOCTL_STRUCT_CONV_TO(DIOCGPART, partinfo);
    463  1.17      fvdl #if 0	/* not implemented by anything */
    464   1.7       eeh 	case DIOCRFORMAT32:
    465   1.7       eeh 		IOCTL_STRUCT_CONV_TO(DIOCRFORMAT, format_op);
    466   1.7       eeh 	case DIOCWFORMAT32:
    467   1.7       eeh 		IOCTL_STRUCT_CONV_TO(DIOCWFORMAT, format_op);
    468  1.17      fvdl #endif
    469   1.1       mrg 
    470   1.1       mrg /*
    471   1.1       mrg  * only a few ifreq syscalls need conversion and those are
    472   1.1       mrg  * all driver specific... XXX
    473   1.1       mrg  */
    474   1.1       mrg #if 0
    475   1.7       eeh 	case SIOCGADDRROM3232:
    476   1.7       eeh 		IOCTL_STRUCT_CONV_TO(SIOCGADDRROM32, ifreq);
    477   1.7       eeh 	case SIOCGCHIPID32:
    478   1.7       eeh 		IOCTL_STRUCT_CONV_TO(SIOCGCHIPID, ifreq);
    479   1.7       eeh 	case SIOCSIFADDR32:
    480   1.7       eeh 		IOCTL_STRUCT_CONV_TO(SIOCSIFADDR, ifreq);
    481   1.7       eeh 	case OSIOCGIFADDR32:
    482   1.7       eeh 		IOCTL_STRUCT_CONV_TO(OSIOCGIFADDR, ifreq);
    483   1.7       eeh 	case SIOCGIFADDR32:
    484   1.7       eeh 		IOCTL_STRUCT_CONV_TO(SIOCGIFADDR, ifreq);
    485   1.7       eeh 	case SIOCSIFDSTADDR32:
    486   1.7       eeh 		IOCTL_STRUCT_CONV_TO(SIOCSIFDSTADDR, ifreq);
    487   1.7       eeh 	case OSIOCGIFDSTADDR32:
    488   1.7       eeh 		IOCTL_STRUCT_CONV_TO(OSIOCGIFDSTADDR, ifreq);
    489   1.7       eeh 	case SIOCGIFDSTADDR32:
    490   1.7       eeh 		IOCTL_STRUCT_CONV_TO(SIOCGIFDSTADDR, ifreq);
    491   1.7       eeh 	case OSIOCGIFBRDADDR32:
    492   1.7       eeh 		IOCTL_STRUCT_CONV_TO(OSIOCGIFBRDADDR, ifreq);
    493   1.7       eeh 	case SIOCGIFBRDADDR32:
    494   1.7       eeh 		IOCTL_STRUCT_CONV_TO(SIOCGIFBRDADDR, ifreq);
    495   1.7       eeh 	case SIOCSIFBRDADDR32:
    496   1.7       eeh 		IOCTL_STRUCT_CONV_TO(SIOCSIFBRDADDR, ifreq);
    497   1.7       eeh 	case OSIOCGIFNETMASK32:
    498   1.7       eeh 		IOCTL_STRUCT_CONV_TO(OSIOCGIFNETMASK, ifreq);
    499   1.7       eeh 	case SIOCGIFNETMASK32:
    500   1.7       eeh 		IOCTL_STRUCT_CONV_TO(SIOCGIFNETMASK, ifreq);
    501   1.7       eeh 	case SIOCSIFNETMASK32:
    502   1.7       eeh 		IOCTL_STRUCT_CONV_TO(SIOCSIFNETMASK, ifreq);
    503   1.7       eeh 	case SIOCGIFMETRIC32:
    504   1.7       eeh 		IOCTL_STRUCT_CONV_TO(SIOCGIFMETRIC, ifreq);
    505   1.7       eeh 	case SIOCSIFMETRIC32:
    506   1.7       eeh 		IOCTL_STRUCT_CONV_TO(SIOCSIFMETRIC, ifreq);
    507   1.7       eeh 	case SIOCDIFADDR32:
    508   1.7       eeh 		IOCTL_STRUCT_CONV_TO(SIOCDIFADDR, ifreq);
    509   1.7       eeh 	case SIOCADDMULTI32:
    510   1.7       eeh 		IOCTL_STRUCT_CONV_TO(SIOCADDMULTI, ifreq);
    511   1.7       eeh 	case SIOCDELMULTI32:
    512   1.7       eeh 		IOCTL_STRUCT_CONV_TO(SIOCDELMULTI, ifreq);
    513   1.7       eeh 	case SIOCSIFMEDIA32:
    514   1.7       eeh 		IOCTL_STRUCT_CONV_TO(SIOCSIFMEDIA, ifreq);
    515   1.7       eeh 	case SIOCSIFMTU32:
    516   1.7       eeh 		IOCTL_STRUCT_CONV_TO(SIOCSIFMTU, ifreq);
    517   1.7       eeh 	case SIOCGIFMTU32:
    518   1.7       eeh 		IOCTL_STRUCT_CONV_TO(SIOCGIFMTU, ifreq);
    519  1.18  christos 	case BIOCGETIF32:
    520  1.18  christos 		IOCTL_STRUCT_CONV_TO(BIOCGETIF, ifreq);
    521   1.7       eeh 	case BIOCSETIF32:
    522   1.7       eeh 		IOCTL_STRUCT_CONV_TO(BIOCSETIF, ifreq);
    523   1.7       eeh 	case SIOCPHASE132:
    524   1.7       eeh 		IOCTL_STRUCT_CONV_TO(SIOCPHASE1, ifreq);
    525   1.7       eeh 	case SIOCPHASE232:
    526   1.7       eeh 		IOCTL_STRUCT_CONV_TO(SIOCPHASE2, ifreq);
    527   1.1       mrg #endif
    528   1.1       mrg 
    529  1.40     njoly 	case OOSIOCGIFCONF32:
    530  1.40     njoly 		IOCTL_STRUCT_CONV_TO(OOSIOCGIFCONF, ifconf);
    531   1.7       eeh 	case OSIOCGIFCONF32:
    532   1.7       eeh 		IOCTL_STRUCT_CONV_TO(OSIOCGIFCONF, ifconf);
    533   1.7       eeh 	case SIOCGIFCONF32:
    534   1.7       eeh 		IOCTL_STRUCT_CONV_TO(SIOCGIFCONF, ifconf);
    535   1.7       eeh 
    536  1.22       mrg 	case SIOCGIFFLAGS32:
    537  1.22       mrg 		IOCTL_STRUCT_CONV_TO(SIOCGIFFLAGS, ifreq);
    538  1.22       mrg 	case SIOCSIFFLAGS32:
    539  1.22       mrg 		IOCTL_STRUCT_CONV_TO(SIOCSIFFLAGS, ifreq);
    540  1.22       mrg 
    541  1.43  christos 	case OSIOCGIFFLAGS32:
    542  1.43  christos 		printf("OSIO %lx %zu\n", (long)OSIOCGIFFLAGS, sizeof(struct netbsd32_oifreq));
    543  1.43  christos 		IOCTL_STRUCT_CONV_TO(OSIOCGIFFLAGS, oifreq);
    544  1.43  christos 	case OSIOCSIFFLAGS32:
    545  1.43  christos 		IOCTL_STRUCT_CONV_TO(OSIOCSIFFLAGS, oifreq);
    546  1.43  christos 
    547   1.7       eeh 	case SIOCGIFMEDIA32:
    548   1.7       eeh 		IOCTL_STRUCT_CONV_TO(SIOCGIFMEDIA, ifmediareq);
    549   1.1       mrg 
    550   1.7       eeh 	case SIOCSDRVSPEC32:
    551   1.7       eeh 		IOCTL_STRUCT_CONV_TO(SIOCSDRVSPEC, ifdrv);
    552   1.1       mrg 
    553   1.7       eeh 	case SIOCGETVIFCNT32:
    554   1.7       eeh 		IOCTL_STRUCT_CONV_TO(SIOCGETVIFCNT, sioc_vif_req);
    555   1.1       mrg 
    556   1.7       eeh 	case SIOCGETSGCNT32:
    557   1.7       eeh 		IOCTL_STRUCT_CONV_TO(SIOCGETSGCNT, sioc_sg_req);
    558   1.1       mrg 
    559   1.7       eeh 	default:
    560  1.14       mrg #ifdef NETBSD32_MD_IOCTL
    561  1.24  christos 		error = netbsd32_md_ioctl(fp, com, data32, l);
    562  1.14       mrg #else
    563  1.38        ad 		error = (*fp->f_ops->fo_ioctl)(fp, com, data32);
    564  1.14       mrg #endif
    565   1.1       mrg 		break;
    566   1.1       mrg 	}
    567   1.1       mrg 
    568  1.26      fvdl 	if (error == EPASSTHROUGH)
    569  1.26      fvdl 		error = ENOTTY;
    570  1.26      fvdl 
    571   1.1       mrg 	/*
    572   1.7       eeh 	 * Copy any data to user, size was
    573   1.7       eeh 	 * already set and checked above.
    574   1.1       mrg 	 */
    575  1.33     njoly 	if (error == 0 && (com&IOC_OUT) && size32) {
    576  1.32       dsl 		error = copyout(data32, SCARG_P32(uap, data), size32);
    577  1.38        ad 		ktrgenio(fd, UIO_READ, SCARG_P32(uap, data),
    578  1.35        ad 		    size32, error);
    579  1.33     njoly 	}
    580   1.1       mrg 
    581   1.1       mrg 	/* if we malloced data, free it here */
    582   1.7       eeh 	if (memp32)
    583  1.38        ad 		kmem_free(memp32, (size_t)size32);
    584   1.7       eeh 	if (memp)
    585  1.38        ad 		kmem_free(memp, (size_t)size);
    586   1.7       eeh  out:
    587  1.38        ad 	fd_putfile(fd);
    588   1.7       eeh 	return (error);
    589   1.1       mrg }
    590