#include <linux/string.h>
#include <linux/crypto.h>
#include <linux/blkdev.h>
-#include <linux/loop.h>
#include <linux/scatterlist.h>
#include <asm/uaccess.h>
+#include "loop.h"
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("loop blockdevice transferfunction adaptor / CryptoAPI");
#include <linux/init.h>
#include <linux/swap.h>
#include <linux/slab.h>
-#include <linux/loop.h>
#include <linux/compat.h>
#include <linux/suspend.h>
#include <linux/freezer.h>
#include <linux/sysfs.h>
#include <linux/miscdevice.h>
#include <linux/falloc.h>
+#include "loop.h"
#include <asm/uaccess.h>
--- /dev/null
+/*
+ * loop.h
+ *
+ * Written by Theodore Ts'o, 3/29/93.
+ *
+ * Copyright 1993 by Theodore Ts'o. Redistribution of this file is
+ * permitted under the GNU General Public License.
+ */
+#ifndef _LINUX_LOOP_H
+#define _LINUX_LOOP_H
+
+#include <linux/bio.h>
+#include <linux/blkdev.h>
+#include <linux/spinlock.h>
+#include <linux/mutex.h>
+#include <uapi/linux/loop.h>
+
+/* Possible states of device */
+enum {
+ Lo_unbound,
+ Lo_bound,
+ Lo_rundown,
+};
+
+struct loop_func_table;
+
+struct loop_device {
+ int lo_number;
+ int lo_refcnt;
+ loff_t lo_offset;
+ loff_t lo_sizelimit;
+ int lo_flags;
+ int (*transfer)(struct loop_device *, int cmd,
+ struct page *raw_page, unsigned raw_off,
+ struct page *loop_page, unsigned loop_off,
+ int size, sector_t real_block);
+ char lo_file_name[LO_NAME_SIZE];
+ char lo_crypt_name[LO_NAME_SIZE];
+ char lo_encrypt_key[LO_KEY_SIZE];
+ int lo_encrypt_key_size;
+ struct loop_func_table *lo_encryption;
+ __u32 lo_init[2];
+ kuid_t lo_key_owner; /* Who set the key */
+ int (*ioctl)(struct loop_device *, int cmd,
+ unsigned long arg);
+
+ struct file * lo_backing_file;
+ struct block_device *lo_device;
+ unsigned lo_blocksize;
+ void *key_data;
+
+ gfp_t old_gfp_mask;
+
+ spinlock_t lo_lock;
+ struct bio_list lo_bio_list;
+ unsigned int lo_bio_count;
+ int lo_state;
+ struct mutex lo_ctl_mutex;
+ struct task_struct *lo_thread;
+ wait_queue_head_t lo_event;
+ /* wait queue for incoming requests */
+ wait_queue_head_t lo_req_wait;
+
+ struct request_queue *lo_queue;
+ struct gendisk *lo_disk;
+};
+
+/* Support for loadable transfer modules */
+struct loop_func_table {
+ int number; /* filter type */
+ int (*transfer)(struct loop_device *lo, int cmd,
+ struct page *raw_page, unsigned raw_off,
+ struct page *loop_page, unsigned loop_off,
+ int size, sector_t real_block);
+ int (*init)(struct loop_device *, const struct loop_info64 *);
+ /* release is called from loop_unregister_transfer or clr_fd */
+ int (*release)(struct loop_device *);
+ int (*ioctl)(struct loop_device *, int cmd, unsigned long arg);
+ struct module *owner;
+};
+
+int loop_register_transfer(struct loop_func_table *funcs);
+int loop_unregister_transfer(int number);
+
+#endif
+++ /dev/null
-/*
- * include/linux/loop.h
- *
- * Written by Theodore Ts'o, 3/29/93.
- *
- * Copyright 1993 by Theodore Ts'o. Redistribution of this file is
- * permitted under the GNU General Public License.
- */
-#ifndef _LINUX_LOOP_H
-#define _LINUX_LOOP_H
-
-#include <linux/bio.h>
-#include <linux/blkdev.h>
-#include <linux/spinlock.h>
-#include <linux/mutex.h>
-#include <uapi/linux/loop.h>
-
-/* Possible states of device */
-enum {
- Lo_unbound,
- Lo_bound,
- Lo_rundown,
-};
-
-struct loop_func_table;
-
-struct loop_device {
- int lo_number;
- int lo_refcnt;
- loff_t lo_offset;
- loff_t lo_sizelimit;
- int lo_flags;
- int (*transfer)(struct loop_device *, int cmd,
- struct page *raw_page, unsigned raw_off,
- struct page *loop_page, unsigned loop_off,
- int size, sector_t real_block);
- char lo_file_name[LO_NAME_SIZE];
- char lo_crypt_name[LO_NAME_SIZE];
- char lo_encrypt_key[LO_KEY_SIZE];
- int lo_encrypt_key_size;
- struct loop_func_table *lo_encryption;
- __u32 lo_init[2];
- kuid_t lo_key_owner; /* Who set the key */
- int (*ioctl)(struct loop_device *, int cmd,
- unsigned long arg);
-
- struct file * lo_backing_file;
- struct block_device *lo_device;
- unsigned lo_blocksize;
- void *key_data;
-
- gfp_t old_gfp_mask;
-
- spinlock_t lo_lock;
- struct bio_list lo_bio_list;
- unsigned int lo_bio_count;
- int lo_state;
- struct mutex lo_ctl_mutex;
- struct task_struct *lo_thread;
- wait_queue_head_t lo_event;
- /* wait queue for incoming requests */
- wait_queue_head_t lo_req_wait;
-
- struct request_queue *lo_queue;
- struct gendisk *lo_disk;
-};
-
-/* Support for loadable transfer modules */
-struct loop_func_table {
- int number; /* filter type */
- int (*transfer)(struct loop_device *lo, int cmd,
- struct page *raw_page, unsigned raw_off,
- struct page *loop_page, unsigned loop_off,
- int size, sector_t real_block);
- int (*init)(struct loop_device *, const struct loop_info64 *);
- /* release is called from loop_unregister_transfer or clr_fd */
- int (*release)(struct loop_device *);
- int (*ioctl)(struct loop_device *, int cmd, unsigned long arg);
- struct module *owner;
-};
-
-int loop_register_transfer(struct loop_func_table *funcs);
-int loop_unregister_transfer(int number);
-
-#endif