diff options
Diffstat (limited to 'include/linux/nbd.h')
| -rw-r--r-- | include/linux/nbd.h | 63 | 
1 files changed, 1 insertions, 62 deletions
diff --git a/include/linux/nbd.h b/include/linux/nbd.h index 5c86e2b33e2..4871170a04a 100644 --- a/include/linux/nbd.h +++ b/include/linux/nbd.h @@ -11,45 +11,13 @@   * 2004/02/19 Paul Clements   *            Removed PARANOIA, plus various cleanup and comments   */ -  #ifndef LINUX_NBD_H  #define LINUX_NBD_H -#include <linux/types.h> - -#define NBD_SET_SOCK	_IO( 0xab, 0 ) -#define NBD_SET_BLKSIZE	_IO( 0xab, 1 ) -#define NBD_SET_SIZE	_IO( 0xab, 2 ) -#define NBD_DO_IT	_IO( 0xab, 3 ) -#define NBD_CLEAR_SOCK	_IO( 0xab, 4 ) -#define NBD_CLEAR_QUE	_IO( 0xab, 5 ) -#define NBD_PRINT_DEBUG	_IO( 0xab, 6 ) -#define NBD_SET_SIZE_BLOCKS	_IO( 0xab, 7 ) -#define NBD_DISCONNECT  _IO( 0xab, 8 ) -#define NBD_SET_TIMEOUT _IO( 0xab, 9 ) -#define NBD_SET_FLAGS   _IO( 0xab, 10) - -enum { -	NBD_CMD_READ = 0, -	NBD_CMD_WRITE = 1, -	NBD_CMD_DISC = 2, -	/* there is a gap here to match userspace */ -	NBD_CMD_TRIM = 4 -}; - -/* values for flags field */ -#define NBD_FLAG_HAS_FLAGS    (1 << 0) /* nbd-server supports flags */ -#define NBD_FLAG_READ_ONLY    (1 << 1) /* device is read-only */ -/* there is a gap here to match userspace */ -#define NBD_FLAG_SEND_TRIM    (1 << 5) /* send trim/discard */ - -#define nbd_cmd(req) ((req)->cmd[0]) - -/* userspace doesn't need the nbd_device structure */ -#ifdef __KERNEL__  #include <linux/wait.h>  #include <linux/mutex.h> +#include <uapi/linux/nbd.h>  struct request; @@ -76,32 +44,3 @@ struct nbd_device {  };  #endif - -/* These are sent over the network in the request/reply magic fields */ - -#define NBD_REQUEST_MAGIC 0x25609513 -#define NBD_REPLY_MAGIC 0x67446698 -/* Do *not* use magics: 0x12560953 0x96744668. */ - -/* - * This is the packet used for communication between client and - * server. All data are in network byte order. - */ -struct nbd_request { -	__be32 magic; -	__be32 type;	/* == READ || == WRITE 	*/ -	char handle[8]; -	__be64 from; -	__be32 len; -} __attribute__((packed)); - -/* - * This is the reply packet that nbd-server sends back to the client after - * it has completed an I/O request (or an error occurs). - */ -struct nbd_reply { -	__be32 magic; -	__be32 error;		/* 0 = ok, else error	*/ -	char handle[8];		/* handle you got from request	*/ -}; -#endif  |