/* * CDDL HEADER START * * The contents of this file are subject to the terms of the * Common Development and Distribution License (the "License"). * You may not use this file except in compliance with the License. * * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE * or http://www.opensolaris.org/os/licensing. * See the License for the specific language governing permissions * and limitations under the License. * * When distributing Covered Code, include this CDDL HEADER in each * file and include the License file at usr/src/OPENSOLARIS.LICENSE. * If applicable, add the following below this CDDL HEADER, with the * fields enclosed by brackets "[]" replaced with your own identifying * information: Portions Copyright [yyyy] [name of copyright owner] * * CDDL HEADER END */ /* * Copyright 2009 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ #include <smbsrv/smb_incl.h> #define SMB_CREATE_NAMEBUF_SZ 16 static uint32_t smb_common_create(smb_request_t *sr); /* * Create a new file, or truncate an existing file to zero length, * open the file and return a fid. The file is specified using a * fully qualified name relative to the tree. */ smb_sdrc_t smb_pre_create(smb_request_t *sr) { struct open_param *op = &sr->arg.open; int rc; bzero(op, sizeof (sr->arg.open)); rc = smbsr_decode_vwv(sr, "wl", &op->dattr, &op->mtime.tv_sec); if (rc == 0) rc = smbsr_decode_data(sr, "%S", sr, &op->fqi.fq_path.pn_path); op->create_disposition = FILE_OVERWRITE_IF; op->create_options = FILE_NON_DIRECTORY_FILE; DTRACE_SMB_2(op__Create__start, smb_request_t *, sr, struct open_param *, op); return ((rc == 0) ? SDRC_SUCCESS : SDRC_ERROR); } void smb_post_create(smb_request_t *sr) { DTRACE_SMB_1(op__Create__done, smb_request_t *, sr); } smb_sdrc_t smb_com_create(smb_request_t *sr) { if (smb_common_create(sr) != NT_STATUS_SUCCESS) return (SDRC_ERROR); if (smbsr_encode_result(sr, 1, 0, "bww", 1, sr->smb_fid, 0)) return (SDRC_ERROR); return (SDRC_SUCCESS); } /* * Create a new file and return a fid. The file is specified using * a fully qualified name relative to the tree. */ smb_sdrc_t smb_pre_create_new(smb_request_t *sr) { struct open_param *op = &sr->arg.open; int rc; bzero(op, sizeof (sr->arg.open)); rc = smbsr_decode_vwv(sr, "wl", &op->dattr, &op->mtime.tv_sec); if (rc == 0) rc = smbsr_decode_data(sr, "%S", sr, &op->fqi.fq_path.pn_path); op->create_disposition = FILE_CREATE; DTRACE_SMB_2(op__CreateNew__start, smb_request_t *, sr, struct open_param *, op); return ((rc == 0) ? SDRC_SUCCESS : SDRC_ERROR); } void smb_post_create_new(smb_request_t *sr) { DTRACE_SMB_1(op__CreateNew__done, smb_request_t *, sr); } smb_sdrc_t smb_com_create_new(smb_request_t *sr) { if (smb_common_create(sr) != NT_STATUS_SUCCESS) return (SDRC_ERROR); if (smbsr_encode_result(sr, 1, 0, "bww", 1, sr->smb_fid, 0)) return (SDRC_ERROR); return (SDRC_SUCCESS); } /* * Create a unique file in the specified directory relative to the * current tree. No attributes are specified. */ smb_sdrc_t smb_pre_create_temporary(smb_request_t *sr) { struct open_param *op = &sr->arg.open; uint16_t reserved; int rc; bzero(op, sizeof (sr->arg.open)); rc = smbsr_decode_vwv(sr, "wl", &reserved, &op->mtime.tv_sec); if (rc == 0) rc = smbsr_decode_data(sr, "%S", sr, &op->fqi.fq_path.pn_path); op->create_disposition = FILE_CREATE; DTRACE_SMB_2(op__CreateTemporary__start, smb_request_t *, sr, struct open_param *, op); return ((rc == 0) ? SDRC_SUCCESS : SDRC_ERROR); } void smb_post_create_temporary(smb_request_t *sr) { DTRACE_SMB_1(op__CreateTemporary__done, smb_request_t *, sr); } smb_sdrc_t smb_com_create_temporary(smb_request_t *sr) { static uint16_t tmp_id = 10000; struct open_param *op = &sr->arg.open; char name[SMB_CREATE_NAMEBUF_SZ]; char *buf; uint16_t bcc; ++tmp_id; bcc = 1; /* null terminator */ bcc += snprintf(name, SMB_CREATE_NAMEBUF_SZ, "tt%05d.tmp", tmp_id); buf = smbsr_malloc(&sr->request_storage, MAXPATHLEN); (void) snprintf(buf, MAXPATHLEN, "%s\\%s", op->fqi.fq_path.pn_path, name); op->fqi.fq_path.pn_path = buf; if (smb_common_create(sr) != NT_STATUS_SUCCESS) return (SDRC_ERROR); if (smbsr_encode_result(sr, 1, VAR_BCC, "bww%S", 1, sr->smb_fid, VAR_BCC, sr, name)) return (SDRC_ERROR); return (SDRC_SUCCESS); } /* * Common create file function. The file is opened in compatibility * mode with read/write access. */ uint32_t smb_common_create(smb_request_t *sr) { struct open_param *op = &sr->arg.open; uint32_t status; if ((op->mtime.tv_sec != 0) && (op->mtime.tv_sec != UINT_MAX)) op->mtime.tv_sec = smb_local2gmt(sr, op->mtime.tv_sec); op->mtime.tv_nsec = 0; op->dsize = 0; op->omode = SMB_DA_ACCESS_READ_WRITE | SMB_DA_SHARE_COMPATIBILITY; op->desired_access = smb_omode_to_amask(op->omode); op->share_access = smb_denymode_to_sharemode(op->omode, op->fqi.fq_path.pn_path); if (sr->smb_flg & SMB_FLAGS_OPLOCK) { if (sr->smb_flg & SMB_FLAGS_OPLOCK_NOTIFY_ANY) op->op_oplock_level = SMB_OPLOCK_BATCH; else op->op_oplock_level = SMB_OPLOCK_EXCLUSIVE; } else { op->op_oplock_level = SMB_OPLOCK_NONE; } status = smb_common_open(sr); if (op->op_oplock_level == SMB_OPLOCK_NONE) { sr->smb_flg &= ~(SMB_FLAGS_OPLOCK | SMB_FLAGS_OPLOCK_NOTIFY_ANY); } return (status); }