1 #include <linux/list.h> 2 #include <linux/types.h> 3 #include <linux/uio.h> 4 #include <linux/wait.h> 5 6 struct 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 */ 71