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*7b59d02dSjb * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 23da6c28aaSamw * Use is subject to license terms. 24da6c28aaSamw */ 25da6c28aaSamw 26da6c28aaSamw #pragma ident "%Z%%M% %I% %E% SMI" 27da6c28aaSamw 28da6c28aaSamw #include <smbsrv/smb_incl.h> 29da6c28aaSamw 30da6c28aaSamw /* 31da6c28aaSamw * The echo request is used to test the connection to the server, 32da6c28aaSamw * and to see if the server is still responding. The tid is ignored, 33da6c28aaSamw * so this request may be sent to the server even if there are no 34da6c28aaSamw * tree connections to the server. 35da6c28aaSamw * 36da6c28aaSamw * Each response echoes the data sent, though ByteCount may indicate 37da6c28aaSamw * no data. If echo-count is zero, no response is sent. 38da6c28aaSamw */ 39*7b59d02dSjb smb_sdrc_t 40da6c28aaSamw smb_com_echo(struct smb_request *sr) 41da6c28aaSamw { 42da6c28aaSamw unsigned short necho; 43da6c28aaSamw unsigned short nbytes; 44da6c28aaSamw unsigned short i; 45da6c28aaSamw struct mbuf_chain reply; 46da6c28aaSamw char *data; 47da6c28aaSamw 48*7b59d02dSjb if (smbsr_decode_vwv(sr, "w", &necho) != 0) 49*7b59d02dSjb return (SDRC_ERROR_REPLY); 50da6c28aaSamw 51da6c28aaSamw nbytes = sr->smb_bcc; 52da6c28aaSamw data = smbsr_malloc(&sr->request_storage, nbytes); 53da6c28aaSamw 54*7b59d02dSjb if (smb_decode_mbc(&sr->smb_data, "#c", nbytes, data)) 55*7b59d02dSjb return (SDRC_ERROR_REPLY); 56da6c28aaSamw 57da6c28aaSamw for (i = 1; i <= necho; ++i) { 58da6c28aaSamw MBC_INIT(&reply, SMB_HEADER_ED_LEN + 10 + nbytes); 59da6c28aaSamw 60da6c28aaSamw (void) smb_encode_mbc(&reply, SMB_HEADER_ED_FMT, 61da6c28aaSamw sr->first_smb_com, 62da6c28aaSamw sr->smb_rcls, 63da6c28aaSamw sr->smb_reh, 64da6c28aaSamw sr->smb_err, 65da6c28aaSamw sr->smb_flg | SMB_FLAGS_REPLY, 66da6c28aaSamw sr->smb_flg2, 67da6c28aaSamw sr->smb_pid_high, 68da6c28aaSamw sr->smb_sig, 69da6c28aaSamw sr->smb_tid, 70da6c28aaSamw sr->smb_pid, 71da6c28aaSamw sr->smb_uid, 72da6c28aaSamw sr->smb_mid); 73da6c28aaSamw 74da6c28aaSamw (void) smb_encode_mbc(&reply, "bww#c", 1, i, 75da6c28aaSamw nbytes, nbytes, data); 76da6c28aaSamw 77da6c28aaSamw if (sr->session->signing.flags & SMB_SIGNING_ENABLED) 78da6c28aaSamw smb_sign_reply(sr, &reply); 79da6c28aaSamw 80da6c28aaSamw (void) smb_session_send(sr->session, 0, &reply); 81da6c28aaSamw } 82da6c28aaSamw 83da6c28aaSamw return (SDRC_NO_REPLY); 84da6c28aaSamw } 85da6c28aaSamw 86da6c28aaSamw /* 87da6c28aaSamw * Broadcast messages are not supported. 88da6c28aaSamw */ 89*7b59d02dSjb smb_sdrc_t /*ARGSUSED*/ 90da6c28aaSamw smb_com_send_broadcast_message(struct smb_request *sr) 91da6c28aaSamw { 92da6c28aaSamw return (SDRC_UNIMPLEMENTED); 93da6c28aaSamw } 94da6c28aaSamw 95da6c28aaSamw /* 96da6c28aaSamw * Multi-block messages are not supported. 97da6c28aaSamw */ 98*7b59d02dSjb smb_sdrc_t /*ARGSUSED*/ 99da6c28aaSamw smb_com_send_end_mb_message(struct smb_request *sr) 100da6c28aaSamw { 101da6c28aaSamw return (SDRC_UNIMPLEMENTED); 102da6c28aaSamw } 103da6c28aaSamw 104da6c28aaSamw /* 105da6c28aaSamw * Single-block messages are not supported. 106da6c28aaSamw */ 107*7b59d02dSjb smb_sdrc_t /*ARGSUSED*/ 108da6c28aaSamw smb_com_send_single_message(struct smb_request *sr) 109da6c28aaSamw { 110da6c28aaSamw return (SDRC_UNIMPLEMENTED); 111da6c28aaSamw } 112da6c28aaSamw 113da6c28aaSamw /* 114da6c28aaSamw * Multi-block messages are not supported. 115da6c28aaSamw */ 116*7b59d02dSjb smb_sdrc_t /*ARGSUSED*/ 117da6c28aaSamw smb_com_send_start_mb_message(struct smb_request *sr) 118da6c28aaSamw { 119da6c28aaSamw return (SDRC_UNIMPLEMENTED); 120da6c28aaSamw } 121da6c28aaSamw 122da6c28aaSamw /* 123da6c28aaSamw * Multi-block messages are not supported. 124da6c28aaSamw */ 125*7b59d02dSjb smb_sdrc_t /*ARGSUSED*/ 126da6c28aaSamw smb_com_send_text_mb_message(struct smb_request *sr) 127da6c28aaSamw { 128da6c28aaSamw return (SDRC_UNIMPLEMENTED); 129da6c28aaSamw } 130