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Implement Linux BLKGETSIZE ioctl, and open the door to implementing

Browse Source 
other BLK.* ioctls should the desire arize.

Approved by:	jkh (via dufault)
This commit is contained in:
Nick Sayer 2000-03-09 15:14:14 +00:00
parent a9a948a9bb
commit 9deb82d478
5 changed files with 103 additions and 0 deletions
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19
sys/alpha/linux/linux_ioctl.h
View File

@ -31,6 +31,25 @@
#ifndef _LINUX_IOCTL_H_
#define _LINUX_IOCTL_H_
/*
* disk
*/
#define LINUX_BLKROSET 0x125d
#define LINUX_BLKROGET 0x125e
#define LINUX_BLKRRPART 0x125f
#define LINUX_BLKGETSIZE 0x1260
#define LINUX_BLKFLSBUF 0x1261
#define LINUX_BLKRASET 0x1262
#define LINUX_BLKRAGET 0x1263
#define LINUX_BLKFRASET 0x1264
#define LINUX_BLKFRAGET 0x1265
#define LINUX_BLKSECTSET 0x1266
#define LINUX_BLKSECTGET 0x1267
#define LINUX_BLKSSZGET 0x1268
#define LINUX_IOCTL_DISK_MIN LINUX_BLKROSET
#define LINUX_IOCTL_DISK_MAX LINUX_BLKSSZGET
/*
* cdrom
*/

23
sys/compat/linux/linux_ioctl.c
View File

@ -46,6 +46,7 @@
#include <net/if_types.h>
#include <sys/sockio.h>
#include <sys/soundcard.h>
#include <sys/disklabel.h>
#include <machine/console.h>
@ -55,12 +56,15 @@
#include <i386/linux/linux_proto.h>
#include <i386/linux/linux_util.h>
static linux_ioctl_function_t linux_ioctl_disk;
static linux_ioctl_function_t linux_ioctl_cdrom;
static linux_ioctl_function_t linux_ioctl_console;
static linux_ioctl_function_t linux_ioctl_socket;
static linux_ioctl_function_t linux_ioctl_sound;
static linux_ioctl_function_t linux_ioctl_termio;
static struct linux_ioctl_handler disk_handler =
{ linux_ioctl_disk, LINUX_IOCTL_DISK_MIN, LINUX_IOCTL_DISK_MAX };
static struct linux_ioctl_handler cdrom_handler =
{ linux_ioctl_cdrom, LINUX_IOCTL_CDROM_MIN, LINUX_IOCTL_CDROM_MAX };
static struct linux_ioctl_handler console_handler =
@ -72,6 +76,7 @@ static struct linux_ioctl_handler sound_handler =
static struct linux_ioctl_handler termio_handler =
{ linux_ioctl_termio, LINUX_IOCTL_TERMIO_MIN, LINUX_IOCTL_TERMIO_MAX };
DATA_SET(linux_ioctl_handler_set, disk_handler);
DATA_SET(linux_ioctl_handler_set, cdrom_handler);
DATA_SET(linux_ioctl_handler_set, console_handler);
DATA_SET(linux_ioctl_handler_set, socket_handler);
@ -88,6 +93,24 @@ struct handler_element
static TAILQ_HEAD(, handler_element) handlers =
TAILQ_HEAD_INITIALIZER(handlers);
static int
linux_ioctl_disk(struct proc *p, struct linux_ioctl_args *args)
{
struct file *fp = p->p_fd->fd_ofiles[args->fd];
int error;
struct disklabel dl;
switch (args->cmd & 0xffff) {
case LINUX_BLKGETSIZE:
error = fo_ioctl(fp, DIOCGDINFO, (caddr_t)&dl, p);
if (error)
return (error);
return copyout(&(dl.d_secperunit), (caddr_t)args->arg, sizeof(dl.d_secperunit));
break;
}
return (ENOIOCTL);
}
/*
* termio related ioctls
*/

19
sys/compat/linux/linux_ioctl.h
View File

@ -31,6 +31,25 @@
#ifndef _LINUX_IOCTL_H_
#define _LINUX_IOCTL_H_
/*
* disk
*/
#define LINUX_BLKROSET 0x125d
#define LINUX_BLKROGET 0x125e
#define LINUX_BLKRRPART 0x125f
#define LINUX_BLKGETSIZE 0x1260
#define LINUX_BLKFLSBUF 0x1261
#define LINUX_BLKRASET 0x1262
#define LINUX_BLKRAGET 0x1263
#define LINUX_BLKFRASET 0x1264
#define LINUX_BLKFRAGET 0x1265
#define LINUX_BLKSECTSET 0x1266
#define LINUX_BLKSECTGET 0x1267
#define LINUX_BLKSSZGET 0x1268
#define LINUX_IOCTL_DISK_MIN LINUX_BLKROSET
#define LINUX_IOCTL_DISK_MAX LINUX_BLKSSZGET
/*
* cdrom
*/

23
sys/i386/linux/linux_ioctl.c
View File

@ -46,6 +46,7 @@
#include <net/if_types.h>
#include <sys/sockio.h>
#include <sys/soundcard.h>
#include <sys/disklabel.h>
#include <machine/console.h>
@ -55,12 +56,15 @@
#include <i386/linux/linux_proto.h>
#include <i386/linux/linux_util.h>
static linux_ioctl_function_t linux_ioctl_disk;
static linux_ioctl_function_t linux_ioctl_cdrom;
static linux_ioctl_function_t linux_ioctl_console;
static linux_ioctl_function_t linux_ioctl_socket;
static linux_ioctl_function_t linux_ioctl_sound;
static linux_ioctl_function_t linux_ioctl_termio;
static struct linux_ioctl_handler disk_handler =
{ linux_ioctl_disk, LINUX_IOCTL_DISK_MIN, LINUX_IOCTL_DISK_MAX };
static struct linux_ioctl_handler cdrom_handler =
{ linux_ioctl_cdrom, LINUX_IOCTL_CDROM_MIN, LINUX_IOCTL_CDROM_MAX };
static struct linux_ioctl_handler console_handler =
@ -72,6 +76,7 @@ static struct linux_ioctl_handler sound_handler =
static struct linux_ioctl_handler termio_handler =
{ linux_ioctl_termio, LINUX_IOCTL_TERMIO_MIN, LINUX_IOCTL_TERMIO_MAX };
DATA_SET(linux_ioctl_handler_set, disk_handler);
DATA_SET(linux_ioctl_handler_set, cdrom_handler);
DATA_SET(linux_ioctl_handler_set, console_handler);
DATA_SET(linux_ioctl_handler_set, socket_handler);
@ -88,6 +93,24 @@ struct handler_element
static TAILQ_HEAD(, handler_element) handlers =
TAILQ_HEAD_INITIALIZER(handlers);
static int
linux_ioctl_disk(struct proc *p, struct linux_ioctl_args *args)
{
struct file *fp = p->p_fd->fd_ofiles[args->fd];
int error;
struct disklabel dl;
switch (args->cmd & 0xffff) {
case LINUX_BLKGETSIZE:
error = fo_ioctl(fp, DIOCGDINFO, (caddr_t)&dl, p);
if (error)
return (error);
return copyout(&(dl.d_secperunit), (caddr_t)args->arg, sizeof(dl.d_secperunit));
break;
}
return (ENOIOCTL);
}
/*
* termio related ioctls
*/

19
sys/i386/linux/linux_ioctl.h
View File

@ -31,6 +31,25 @@
#ifndef _LINUX_IOCTL_H_
#define _LINUX_IOCTL_H_
/*
* disk
*/
#define LINUX_BLKROSET 0x125d
#define LINUX_BLKROGET 0x125e
#define LINUX_BLKRRPART 0x125f
#define LINUX_BLKGETSIZE 0x1260
#define LINUX_BLKFLSBUF 0x1261
#define LINUX_BLKRASET 0x1262
#define LINUX_BLKRAGET 0x1263
#define LINUX_BLKFRASET 0x1264
#define LINUX_BLKFRAGET 0x1265
#define LINUX_BLKSECTSET 0x1266
#define LINUX_BLKSECTGET 0x1267
#define LINUX_BLKSSZGET 0x1268
#define LINUX_IOCTL_DISK_MIN LINUX_BLKROSET
#define LINUX_IOCTL_DISK_MAX LINUX_BLKSSZGET
/*
* cdrom
*/