/*
 * Copyright (C) 2012 Alexander Block.  All rights reserved.
 * Copyright (C) 2012 STRATO.  All rights reserved.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public
 * License v2 as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public
 * License along with this program; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 021110-1307, USA.
 */

#include "ctree.h"

#define BTRFS_SEND_STREAM_MAGIC "btrfs-stream"
#define BTRFS_SEND_STREAM_VERSION 1

#define BTRFS_SEND_BUF_SIZE SZ_64K
#define BTRFS_SEND_READ_SIZE (48 * SZ_1K)

enum btrfs_tlv_type {
	BTRFS_TLV_U8,
	BTRFS_TLV_U16,
	BTRFS_TLV_U32,
	BTRFS_TLV_U64,
	BTRFS_TLV_BINARY,
	BTRFS_TLV_STRING,
	BTRFS_TLV_UUID,
	BTRFS_TLV_TIMESPEC,
};

struct btrfs_stream_header {
	char magic[sizeof(BTRFS_SEND_STREAM_MAGIC)];
	__le32 version;
} __attribute__ ((__packed__));

struct btrfs_cmd_header {
	/* len excluding the header */
	__le32 len;
	__le16 cmd;
	/* crc including the header with zero crc field */
	__le32 crc;
} __attribute__ ((__packed__));

struct btrfs_tlv_header {
	__le16 tlv_type;
	/* len excluding the header */
	__le16 tlv_len;
} __attribute__ ((__packed__));

/* commands */
enum btrfs_send_cmd {
	BTRFS_SEND_C_UNSPEC,

	BTRFS_SEND_C_SUBVOL,
	BTRFS_SEND_C_SNAPSHOT,

	BTRFS_SEND_C_MKFILE,
	BTRFS_SEND_C_MKDIR,
	BTRFS_SEND_C_MKNOD,
	BTRFS_SEND_C_MKFIFO,
	BTRFS_SEND_C_MKSOCK,
	BTRFS_SEND_C_SYMLINK,

	BTRFS_SEND_C_RENAME,
	BTRFS_SEND_C_LINK,
	BTRFS_SEND_C_UNLINK,
	BTRFS_SEND_C_RMDIR,

	BTRFS_SEND_C_SET_XATTR,
	BTRFS_SEND_C_REMOVE_XATTR,

	BTRFS_SEND_C_WRITE,
	BTRFS_SEND_C_CLONE,

	BTRFS_SEND_C_TRUNCATE,
	BTRFS_SEND_C_CHMOD,
	BTRFS_SEND_C_CHOWN,
	BTRFS_SEND_C_UTIMES,

	BTRFS_SEND_C_END,
	BTRFS_SEND_C_UPDATE_EXTENT,
	__BTRFS_SEND_C_MAX,
};
#define BTRFS_SEND_C_MAX (__BTRFS_SEND_C_MAX - 1)

/* attributes in send stream */
enum {
	BTRFS_SEND_A_UNSPEC,

	BTRFS_SEND_A_UUID,
	BTRFS_SEND_A_CTRANSID,

	BTRFS_SEND_A_INO,
	BTRFS_SEND_A_SIZE,
	BTRFS_SEND_A_MODE,
	BTRFS_SEND_A_UID,
	BTRFS_SEND_A_GID,
	BTRFS_SEND_A_RDEV,
	BTRFS_SEND_A_CTIME,
	BTRFS_SEND_A_MTIME,
	BTRFS_SEND_A_ATIME,
	BTRFS_SEND_A_OTIME,

	BTRFS_SEND_A_XATTR_NAME,
	BTRFS_SEND_A_XATTR_DATA,

	BTRFS_SEND_A_PATH,
	BTRFS_SEND_A_PATH_TO,
	BTRFS_SEND_A_PATH_LINK,

	BTRFS_SEND_A_FILE_OFFSET,
	BTRFS_SEND_A_DATA,

	BTRFS_SEND_A_CLONE_UUID,
	BTRFS_SEND_A_CLONE_CTRANSID,
	BTRFS_SEND_A_CLONE_PATH,
	BTRFS_SEND_A_CLONE_OFFSET,
	BTRFS_SEND_A_CLONE_LEN,

	__BTRFS_SEND_A_MAX,
};
#define BTRFS_SEND_A_MAX (__BTRFS_SEND_A_MAX - 1)

#ifdef __KERNEL__
long btrfs_ioctl_send(struct file *mnt_file, void __user *arg);
#endif
0'>drivers</a>/<a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb?id=a0a28644c1cf191e514dd64bf438e69c178b8440'>usb</a>/<a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/storage?id=a0a28644c1cf191e514dd64bf438e69c178b8440'>storage</a>/<a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/storage/isd200.c?id=a0a28644c1cf191e514dd64bf438e69c178b8440'>isd200.c</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='a0a28644c1cf191e514dd64bf438e69c178b8440'/><table><tr><td colspan='2'/></tr><tr><td class='label'>context:</td><td class='ctrl'><select name='context' onchange='this.form.submit();'><option value='1'>1</option><option value='2'>2</option><option value='3' selected='selected'>3</option><option value='4'>4</option><option value='5'>5</option><option value='6'>6</option><option value='7'>7</option><option value='8'>8</option><option value='9'>9</option><option value='10'>10</option><option value='15'>15</option><option value='20'>20</option><option value='25'>25</option><option value='30'>30</option><option value='35'>35</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><table summary='commit info' class='commit-info'>
<tr><th>author</th><td>Linus Torvalds &lt;torvalds@linux-foundation.org&gt;</td><td class='right'>2017-02-03 16:18:51 -0800</td></tr>
<tr><th>committer</th><td>Linus Torvalds &lt;torvalds@linux-foundation.org&gt;</td><td class='right'>2017-02-03 16:18:51 -0800</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/storage/isd200.c?id=a0a28644c1cf191e514dd64bf438e69c178b8440'>a0a28644c1cf191e514dd64bf438e69c178b8440</a> (<a href='/cgit.cgi/linux/net-next.git/patch/drivers/usb/storage/isd200.c?id=a0a28644c1cf191e514dd64bf438e69c178b8440'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?id=a0a28644c1cf191e514dd64bf438e69c178b8440'>4a5140d2f13692f91ca012d0eab146e9f366ce95</a> /<a href='/cgit.cgi/linux/net-next.git/tree/drivers/usb/storage/isd200.c?id=a0a28644c1cf191e514dd64bf438e69c178b8440'>drivers/usb/storage/isd200.c</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/storage/isd200.c?id=a49e6f584e29785f9e5eb8dd31435746818dd5c4'>a49e6f584e29785f9e5eb8dd31435746818dd5c4</a> (<a href='/cgit.cgi/linux/net-next.git/diff/drivers/usb/storage/isd200.c?id=a0a28644c1cf191e514dd64bf438e69c178b8440&amp;id2=a49e6f584e29785f9e5eb8dd31435746818dd5c4'>diff</a>)</td></tr><tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/storage/isd200.c?id=6f3e71c0c3f2479e05682e2e563b75decab36591'>6f3e71c0c3f2479e05682e2e563b75decab36591</a> (<a href='/cgit.cgi/linux/net-next.git/diff/drivers/usb/storage/isd200.c?id=a0a28644c1cf191e514dd64bf438e69c178b8440&amp;id2=6f3e71c0c3f2479e05682e2e563b75decab36591'>diff</a>)</td></tr></table>
<div class='commit-subject'>Merge tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi</div><div class='commit-msg'>Pull SCSI fix from James Bottomley:
 "A single fix this time: a fix for a virtqueue removal bug which only
  appears to affect S390, but which results in the queue hanging forever
  thus causing the machine to fail shutdown"

* tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi:
  scsi: virtio_scsi: Reject commands when virtqueue is broken
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=a0a28644c1cf191e514dd64bf438e69c178b8440'>Diffstat</a> (limited to 'drivers/usb/storage/isd200.c')</div><table summary='diffstat' class='diffstat'>