1da6c28aaSamw /* 2da6c28aaSamw * CDDL HEADER START 3da6c28aaSamw * 4da6c28aaSamw * The contents of this file are subject to the terms of the 5da6c28aaSamw * Common Development and Distribution License (the "License"). 6da6c28aaSamw * You may not use this file except in compliance with the License. 7da6c28aaSamw * 8da6c28aaSamw * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9da6c28aaSamw * or http://www.opensolaris.org/os/licensing. 10da6c28aaSamw * See the License for the specific language governing permissions 11da6c28aaSamw * and limitations under the License. 12da6c28aaSamw * 13da6c28aaSamw * When distributing Covered Code, include this CDDL HEADER in each 14da6c28aaSamw * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15da6c28aaSamw * If applicable, add the following below this CDDL HEADER, with the 16da6c28aaSamw * fields enclosed by brackets "[]" replaced with your own identifying 17da6c28aaSamw * information: Portions Copyright [yyyy] [name of copyright owner] 18da6c28aaSamw * 19da6c28aaSamw * CDDL HEADER END 20da6c28aaSamw */ 21da6c28aaSamw /* 22*7f667e74Sjose borrego * Copyright 2009 Sun Microsystems, Inc. All rights reserved. 23da6c28aaSamw * Use is subject to license terms. 24da6c28aaSamw */ 25da6c28aaSamw 26da6c28aaSamw /* 27da6c28aaSamw * SMB: nt_cancel 28da6c28aaSamw * 29da6c28aaSamw * This SMB allows a client to cancel a request currently pending at the 30da6c28aaSamw * server. 31da6c28aaSamw * 32da6c28aaSamw * Client Request Description 33da6c28aaSamw * ================================== ================================= 34da6c28aaSamw * 35da6c28aaSamw * UCHAR WordCount; No words are sent (== 0) 36da6c28aaSamw * USHORT ByteCount; No bytes (==0) 37da6c28aaSamw * 38da6c28aaSamw * The Sid, Uid, Pid, Tid, and Mid fields of the SMB are used to locate an 39da6c28aaSamw * pending server request from this session. If a pending request is 40da6c28aaSamw * found, it is "hurried along" which may result in success or failure of 41da6c28aaSamw * the original request. No other response is generated for this SMB. 42da6c28aaSamw */ 43da6c28aaSamw 44da6c28aaSamw #include <smbsrv/smb_incl.h> 45da6c28aaSamw 467b59d02dSjb150015 smb_sdrc_t 47faa1795aSjb150015 smb_pre_nt_cancel(smb_request_t *sr) 48faa1795aSjb150015 { 49faa1795aSjb150015 DTRACE_SMB_1(op__NtCancel__start, smb_request_t *, sr); 50faa1795aSjb150015 return (SDRC_SUCCESS); 51faa1795aSjb150015 } 52faa1795aSjb150015 53faa1795aSjb150015 void 54faa1795aSjb150015 smb_post_nt_cancel(smb_request_t *sr) 55faa1795aSjb150015 { 56faa1795aSjb150015 DTRACE_SMB_1(op__NtCancel__done, smb_request_t *, sr); 57faa1795aSjb150015 } 58faa1795aSjb150015 59faa1795aSjb150015 smb_sdrc_t 60faa1795aSjb150015 smb_com_nt_cancel(smb_request_t *sr) 61da6c28aaSamw { 62da6c28aaSamw struct smb_request *req; 63da6c28aaSamw struct smb_session *session; 64da6c28aaSamw 65da6c28aaSamw session = sr->session; 66da6c28aaSamw 67da6c28aaSamw smb_slist_enter(&session->s_req_list); 68da6c28aaSamw req = smb_slist_head(&session->s_req_list); 69da6c28aaSamw while (req) { 70da6c28aaSamw ASSERT(req->sr_magic == SMB_REQ_MAGIC); 71da6c28aaSamw if ((req != sr) && 72da6c28aaSamw (req->smb_uid == sr->smb_uid) && 73da6c28aaSamw (req->smb_pid == sr->smb_pid) && 74da6c28aaSamw (req->smb_tid == sr->smb_tid) && 75da6c28aaSamw (req->smb_mid == sr->smb_mid)) { 76da6c28aaSamw smb_request_cancel(req); 77da6c28aaSamw } 78da6c28aaSamw req = smb_slist_next(&session->s_req_list, req); 79da6c28aaSamw } 80da6c28aaSamw smb_slist_exit(&session->s_req_list); 81da6c28aaSamw 82da6c28aaSamw /* Now, search the notify change queue to find the request */ 83da6c28aaSamw 84da6c28aaSamw smb_reply_specific_cancel_request(sr); 85da6c28aaSamw 86da6c28aaSamw return (SDRC_NO_REPLY); 87da6c28aaSamw } 88