blob: efb21451e7c928eb48f0e2ef2163cf1bf6ca019d [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001#include <linux/list.h>
2#include <linux/types.h>
3#include <linux/uio.h>
4#include <linux/wait.h>
5
6struct smb_request {
7 struct list_head rq_queue; /* recvq or xmitq for the server */
8
9 atomic_t rq_count;
10
11 wait_queue_head_t rq_wait;
12 int rq_flags;
13 int rq_mid; /* multiplex ID, set by request.c */
14
15 struct smb_sb_info *rq_server;
16
17 /* header + word count + parameter words + byte count */
18 unsigned char rq_header[SMB_HEADER_LEN + 20*2 + 2];
19
20 int rq_bufsize;
21 unsigned char *rq_buffer;
22
23 /* FIXME: this is not good enough for merging IO requests. */
24 unsigned char *rq_page;
25 int rq_rsize;
26
27 int rq_resp_wct;
28 int rq_resp_bcc;
29
30 int rq_rlen;
31 int rq_bytes_recvd;
32
33 int rq_slen;
34 int rq_bytes_sent;
35
36 int rq_iovlen;
37 struct kvec rq_iov[4];
38
39 int (*rq_setup_read) (struct smb_request *);
40 void (*rq_callback) (struct smb_request *);
41
42 /* ------ trans2 stuff ------ */
43
44 u16 rq_trans2_command; /* 0 if not a trans2 request */
45 unsigned int rq_ldata;
46 unsigned char *rq_data;
47 unsigned int rq_lparm;
48 unsigned char *rq_parm;
49
50 int rq_fragment;
51 u32 rq_total_data;
52 u32 rq_total_parm;
53 int rq_trans2bufsize;
54 unsigned char *rq_trans2buffer;
55
56 /* ------ response ------ */
57
58 unsigned short rq_rcls;
59 unsigned short rq_err;
60 int rq_errno;
61};
62
63#define SMB_REQ_STATIC 0x0001 /* rq_buffer is static */
64#define SMB_REQ_NORETRY 0x0002 /* request is invalid after retry */
65
66#define SMB_REQ_TRANSMITTED 0x4000 /* all data has been sent */
67#define SMB_REQ_RECEIVED 0x8000 /* reply received, smbiod is done */
68
69#define xSMB_REQ_NOREPLY 0x0004 /* we don't want the reply (if any) */
70#define xSMB_REQ_NORECEIVER 0x0008 /* caller doesn't wait for response */