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Add loop device ioctls (Gary Thomas). 

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4257 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
balrog 2008-04-26 14:44:49 +00:00
parent c38b6e2591
commit b80059146a
4 changed files with 48 additions and 0 deletions
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10
linux-user/ioctls.h
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@ -300,3 +300,13 @@
IOCTL(VFAT_IOCTL_READDIR_BOTH, IOC_R, MK_PTR(MK_ARRAY(MK_STRUCT(STRUCT_dirent), 2)))
IOCTL(VFAT_IOCTL_READDIR_SHORT, IOC_R, MK_PTR(MK_ARRAY(MK_STRUCT(STRUCT_dirent), 2)))
IOCTL(LOOP_SET_FD, 0, TYPE_INT)
IOCTL(LOOP_CLR_FD, 0, TYPE_INT)
IOCTL(LOOP_SET_STATUS, IOC_W, MK_PTR(MK_STRUCT(STRUCT_loop_info)))
IOCTL(LOOP_GET_STATUS, IOC_W, MK_PTR(MK_STRUCT(STRUCT_loop_info)))
#if 0 /* These have some problems - not fully tested */
IOCTL(LOOP_SET_STATUS64, IOC_W, MK_PTR(MK_STRUCT(STRUCT_loop_info64)))
IOCTL(LOOP_GET_STATUS64, IOC_W, MK_PTR(MK_STRUCT(STRUCT_loop_info64)))
#endif
IOCTL(LOOP_CHANGE_FD, 0, TYPE_INT)

1
linux-user/syscall.c
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@ -68,6 +68,7 @@
#include <linux/soundcard.h>
#include <linux/dirent.h>
#include <linux/kd.h>
#include <linux/loop.h>
#include "qemu.h"

8
linux-user/syscall_defs.h
View File

@ -830,6 +830,14 @@ struct target_pollfd {
#define TARGET_HDIO_SET_DMA 0x0326 /* change use-dma flag */
#define TARGET_HDIO_SET_PIO_MODE 0x0327 /* reconfig interface to new speed */
/* loop ioctls */
#define TARGET_LOOP_SET_FD 0x4C00
#define TARGET_LOOP_CLR_FD 0x4C01
#define TARGET_LOOP_SET_STATUS 0x4C02
#define TARGET_LOOP_GET_STATUS 0x4C03
#define TARGET_LOOP_SET_STATUS64 0x4C04
#define TARGET_LOOP_GET_STATUS64 0x4C05
#define TARGET_LOOP_CHANGE_FD 0x4C06
/* from asm/termbits.h */

29
linux-user/syscall_types.h
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@ -79,3 +79,32 @@ STRUCT(count_info,
STRUCT(mixer_info,
MK_ARRAY(TYPE_CHAR, 16), MK_ARRAY(TYPE_CHAR, 32), TYPE_INT, MK_ARRAY(TYPE_INT, 10))
/* loop device ioctls */
STRUCT(loop_info,
TYPE_INT, /* lo_number */
TYPE_SHORT, /* lo_device */
TYPE_ULONG, /* lo_inode */
TYPE_SHORT, /* lo_rdevice */
TYPE_INT, /* lo_offset */
TYPE_INT, /* lo_encrypt_type */
TYPE_INT, /* lo_encrypt_key_size */
TYPE_INT, /* lo_flags */
MK_ARRAY(TYPE_CHAR, 64), /* lo_name */
MK_ARRAY(TYPE_CHAR, 32), /* lo_encrypt_key */
MK_ARRAY(TYPE_ULONG, 2), /* lo_init */
MK_ARRAY(TYPE_CHAR, 4)) /* reserved */
STRUCT(loop_info64,
TYPE_ULONGLONG, /* lo_device */
TYPE_ULONGLONG, /* lo_inode */
TYPE_ULONGLONG, /* lo_rdevice */
TYPE_ULONGLONG, /* lo_offset */
TYPE_ULONG, /* lo_number */
TYPE_ULONG, /* lo_encrypt_type */
TYPE_ULONG, /* lo_encrypt_key_size */
TYPE_ULONG, /* lo_flags */
MK_ARRAY(TYPE_CHAR, 64), /* lo_name */
MK_ARRAY(TYPE_CHAR, 64), /* lo_crypt_name */
MK_ARRAY(TYPE_CHAR, 32), /* lo_encrypt_key */
MK_ARRAY(TYPE_ULONGLONG, 2)) /* lo_init */