1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 /* 22 * Copyright 2009 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 /* 27 * SMB: process_exit 28 * 29 * This command informs the server that a client process has terminated. 30 * The server must close all files opened by Pid in the SMB header. This 31 * must automatically release all locks the process holds. 32 * 33 * Client Request Description 34 * ================================== ================================= 35 * 36 * UCHAR WordCount; Count of parameter words = 0 37 * USHORT ByteCount; Count of data bytes = 0 38 * 39 * Server Response Description 40 * ================================== ================================= 41 * 42 * UCHAR WordCount; Count of parameter words = 0 43 * USHORT ByteCount; Count of data bytes = 0 44 * 45 * This SMB should not generate any errors from the server, unless the 46 * server is a user mode server and Uid in the SMB header is invalid. 47 * 48 * Clients are not required to send this SMB, they can do all cleanup 49 * necessary by sending close SMBs to the server to release resources. In 50 * fact, clients who have negotiated LANMAN 1.0 and later probably do not 51 * send this message at all. 52 */ 53 54 #include <smbsrv/smb_kproto.h> 55 56 smb_sdrc_t 57 smb_pre_process_exit(smb_request_t *sr) 58 { 59 DTRACE_SMB_1(op__ProcessExit__start, smb_request_t *, sr); 60 return (SDRC_SUCCESS); 61 } 62 63 void 64 smb_post_process_exit(smb_request_t *sr) 65 { 66 DTRACE_SMB_1(op__ProcessExit__done, smb_request_t *, sr); 67 } 68 69 smb_sdrc_t 70 smb_com_process_exit(smb_request_t *sr) 71 { 72 int rc; 73 74 sr->uid_user = smb_user_lookup_by_uid(sr->session, sr->smb_uid); 75 if (sr->uid_user == NULL) { 76 rc = smbsr_encode_empty_result(sr); 77 return ((rc == 0) ? SDRC_SUCCESS : SDRC_ERROR); 78 } 79 80 sr->user_cr = smb_user_getcred(sr->uid_user); 81 82 /* 83 * If request has a valid tree ID, only look for the PID within 84 * that tree. Otherwise look in all the trees. smbtorture seems 85 * to be the only thing that sends this request these days and 86 * it doesn't provide a TID. 87 */ 88 sr->tid_tree = smb_user_lookup_tree(sr->uid_user, sr->smb_tid); 89 if (sr->tid_tree != NULL) 90 smb_tree_close_pid(sr->tid_tree, sr->smb_pid); 91 else 92 smb_user_close_pid(sr->uid_user, sr->smb_pid); 93 94 rc = smbsr_encode_empty_result(sr); 95 return ((rc == 0) ? SDRC_SUCCESS : SDRC_ERROR); 96 } 97