mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2025-08-19 05:22:04 +00:00
00fab6cf32
This is just a start moving into a common smbdirect layer. It will be used in the next commits... Cc: Steve French <smfrench@gmail.com> Cc: Tom Talpey <tom@talpey.com> Cc: Long Li <longli@microsoft.com> Cc: Namjae Jeon <linkinjeon@kernel.org> Cc: Hyunchul Lee <hyc.lee@gmail.com> Cc: Meetakshi Setiya <meetakshisetiyaoss@gmail.com> Cc: linux-cifs@vger.kernel.org Cc: samba-technical@lists.samba.org Signed-off-by: Stefan Metzmacher <metze@samba.org> Signed-off-by: Steve French <stfrench@microsoft.com>
56 lines
1.3 KiB
C
56 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
|
|
/*
|
|
* Copyright (c) 2017 Stefan Metzmacher
|
|
*/
|
|
|
|
#ifndef __FS_SMB_COMMON_SMBDIRECT_SMBDIRECT_PDU_H__
|
|
#define __FS_SMB_COMMON_SMBDIRECT_SMBDIRECT_PDU_H__
|
|
|
|
#define SMBDIRECT_V1 0x0100
|
|
|
|
/* SMBD negotiation request packet [MS-SMBD] 2.2.1 */
|
|
struct smbdirect_negotiate_req {
|
|
__le16 min_version;
|
|
__le16 max_version;
|
|
__le16 reserved;
|
|
__le16 credits_requested;
|
|
__le32 preferred_send_size;
|
|
__le32 max_receive_size;
|
|
__le32 max_fragmented_size;
|
|
} __packed;
|
|
|
|
/* SMBD negotiation response packet [MS-SMBD] 2.2.2 */
|
|
struct smbdirect_negotiate_resp {
|
|
__le16 min_version;
|
|
__le16 max_version;
|
|
__le16 negotiated_version;
|
|
__le16 reserved;
|
|
__le16 credits_requested;
|
|
__le16 credits_granted;
|
|
__le32 status;
|
|
__le32 max_readwrite_size;
|
|
__le32 preferred_send_size;
|
|
__le32 max_receive_size;
|
|
__le32 max_fragmented_size;
|
|
} __packed;
|
|
|
|
#define SMBDIRECT_DATA_MIN_HDR_SIZE 0x14
|
|
#define SMBDIRECT_DATA_OFFSET 0x18
|
|
|
|
#define SMBDIRECT_FLAG_RESPONSE_REQUESTED 0x0001
|
|
|
|
/* SMBD data transfer packet with payload [MS-SMBD] 2.2.3 */
|
|
struct smbdirect_data_transfer {
|
|
__le16 credits_requested;
|
|
__le16 credits_granted;
|
|
__le16 flags;
|
|
__le16 reserved;
|
|
__le32 remaining_data_length;
|
|
__le32 data_offset;
|
|
__le32 data_length;
|
|
__le32 padding;
|
|
__u8 buffer[];
|
|
} __packed;
|
|
|
|
#endif /* __FS_SMB_COMMON_SMBDIRECT_SMBDIRECT_PDU_H__ */
|