libsmbfs/smb/file.c

4bff34e37def8a90f9194d81bc345c52ba20086athurlow/*
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * Copyright (c) 2000, Boris Popov
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * All rights reserved.
4bff34e37def8a90f9194d81bc345c52ba20086athurlow *
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * Redistribution and use in source and binary forms, with or without
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * modification, are permitted provided that the following conditions
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * are met:
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * 1. Redistributions of source code must retain the above copyright
4bff34e37def8a90f9194d81bc345c52ba20086athurlow *    notice, this list of conditions and the following disclaimer.
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * 2. Redistributions in binary form must reproduce the above copyright
4bff34e37def8a90f9194d81bc345c52ba20086athurlow *    notice, this list of conditions and the following disclaimer in the
4bff34e37def8a90f9194d81bc345c52ba20086athurlow *    documentation and/or other materials provided with the distribution.
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * 3. All advertising materials mentioning features or use of this software
4bff34e37def8a90f9194d81bc345c52ba20086athurlow *    must display the following acknowledgement:
4bff34e37def8a90f9194d81bc345c52ba20086athurlow *    This product includes software developed by Boris Popov.
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * 4. Neither the name of the author nor the names of any co-contributors
4bff34e37def8a90f9194d81bc345c52ba20086athurlow *    may be used to endorse or promote products derived from this software
4bff34e37def8a90f9194d81bc345c52ba20086athurlow *    without specific prior written permission.
4bff34e37def8a90f9194d81bc345c52ba20086athurlow *
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * SUCH DAMAGE.
4bff34e37def8a90f9194d81bc345c52ba20086athurlow *
4bff34e37def8a90f9194d81bc345c52ba20086athurlow * $Id: file.c,v 1.4 2004/12/13 00:25:21 lindak Exp $
4bff34e37def8a90f9194d81bc345c52ba20086athurlow */
4bff34e37def8a90f9194d81bc345c52ba20086athurlow
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross/*
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross * Use is subject to license terms.
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross */
4bff34e37def8a90f9194d81bc345c52ba20086athurlow
4bff34e37def8a90f9194d81bc345c52ba20086athurlow#include <sys/param.h>
4bff34e37def8a90f9194d81bc345c52ba20086athurlow#include <sys/ioctl.h>
4bff34e37def8a90f9194d81bc345c52ba20086athurlow#include <sys/time.h>
4bff34e37def8a90f9194d81bc345c52ba20086athurlow#include <sys/mount.h>
4bff34e37def8a90f9194d81bc345c52ba20086athurlow#include <fcntl.h>
4bff34e37def8a90f9194d81bc345c52ba20086athurlow#include <ctype.h>
4bff34e37def8a90f9194d81bc345c52ba20086athurlow#include <errno.h>
4bff34e37def8a90f9194d81bc345c52ba20086athurlow#include <stdio.h>
4bff34e37def8a90f9194d81bc345c52ba20086athurlow#include <string.h>
4bff34e37def8a90f9194d81bc345c52ba20086athurlow#include <strings.h>
4bff34e37def8a90f9194d81bc345c52ba20086athurlow#include <stdlib.h>
4bff34e37def8a90f9194d81bc345c52ba20086athurlow#include <pwd.h>
4bff34e37def8a90f9194d81bc345c52ba20086athurlow#include <grp.h>
4bff34e37def8a90f9194d81bc345c52ba20086athurlow#include <unistd.h>
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross#include <libintl.h>
4bff34e37def8a90f9194d81bc345c52ba20086athurlow
4bff34e37def8a90f9194d81bc345c52ba20086athurlow#include <sys/types.h>
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross#include <sys/file.h>
4bff34e37def8a90f9194d81bc345c52ba20086athurlow
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross#include <netsmb/smb.h>
4bff34e37def8a90f9194d81bc345c52ba20086athurlow#include <netsmb/smb_lib.h>
4bff34e37def8a90f9194d81bc345c52ba20086athurlow
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross#include "private.h"
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross
4bff34e37def8a90f9194d81bc345c52ba20086athurlowint
430b4c467020edf2445feb0c21db01c88b86243aGordon Rosssmb_fh_close(int fd)
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross{
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    return (close(fd));
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross}
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Rossint
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Rosssmb_fh_ntcreate(
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross    struct smb_ctx *ctx, char *path,
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    int req_acc, int efattr, int share_acc,
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    int open_disp, int create_opts)
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross{
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    smbioc_ntcreate_t ioc;
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    int err, nmlen;
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    int new_fd = -1;
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    int32_t from_fd;
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    nmlen = strlen(path);
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    if (nmlen >= SMBIOC_MAX_NAME) {
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross        err = EINVAL;
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross        goto errout;
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross    }
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross    /*
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross     * Will represent this SMB-level open as a new
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross     * open device handle.  Get one, then duplicate
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross     * the driver session and tree bindings.
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross     */
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    new_fd = smb_open_driver();
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    if (new_fd < 0) {
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross        err = errno;
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross        goto errout;
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    }
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    from_fd = ctx->ct_dev_fd;
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    if (ioctl(new_fd, SMBIOC_DUP_DEV, &from_fd) == -1) {
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross        err = errno;
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross        goto errout;
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross    }
613a2f6ba31e891e3d947a356daf5e563d43c1ceGordon Ross
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    /*
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross     * Do the SMB-level open with the new dev handle.
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross     */
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    bzero(&ioc, sizeof (ioc));
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    strlcpy(ioc.ioc_name, path, SMBIOC_MAX_NAME);
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    ioc.ioc_req_acc = req_acc;
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    ioc.ioc_efattr = efattr;
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    ioc.ioc_share_acc = share_acc;
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    ioc.ioc_open_disp = open_disp;
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    ioc.ioc_creat_opts = create_opts;
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    if (ioctl(new_fd, SMBIOC_NTCREATE, &ioc) == -1) {
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross        err = errno;
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross        goto errout;
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    }
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    return (new_fd);
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross
430b4c467020edf2445feb0c21db01c88b86243aGordon Rosserrout:
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    if (new_fd != -1)
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross        close(new_fd);
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    errno = err;
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    return (-1);
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross}
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross/*
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross * Conveinence wrapper for smb_fh_ntcreate
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross * Converts Unix-style open call to NTCreate.
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross */
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Rossint
430b4c467020edf2445feb0c21db01c88b86243aGordon Rosssmb_fh_open(struct smb_ctx *ctx, const char *path, int oflag)
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross{
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    int mode, open_disp, req_acc, share_acc;
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross    char *p, *ntpath = NULL;
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    int fd = -1;
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    /*
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross     * Convert Unix path to NT (backslashes)
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross     */
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    ntpath = strdup(path);
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    if (ntpath == NULL)
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross        return (-1);    /* errno was set */
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    for (p = ntpath; *p; p++)
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross        if (*p == '/')
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross            *p = '\\';
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross    /*
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross     * Map O_RDONLY, O_WRONLY, O_RDWR
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross     * to FREAD, FWRITE
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross     */
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross    mode = (oflag & 3) + 1;
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross    /*
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross     * Compute requested access, share access.
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross     */
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross    req_acc = (
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross        STD_RIGHT_READ_CONTROL_ACCESS |
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross        STD_RIGHT_SYNCHRONIZE_ACCESS);
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross    share_acc = NTCREATEX_SHARE_ACCESS_NONE;
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross    if (mode & FREAD) {
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross        req_acc |= (
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross            SA_RIGHT_FILE_READ_DATA |
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross            SA_RIGHT_FILE_READ_EA |
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross            SA_RIGHT_FILE_READ_ATTRIBUTES);
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross        share_acc |= NTCREATEX_SHARE_ACCESS_READ;
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross    }
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross    if (mode & FWRITE) {
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross        req_acc |= (
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross            SA_RIGHT_FILE_WRITE_DATA |
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross            SA_RIGHT_FILE_APPEND_DATA |
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross            SA_RIGHT_FILE_WRITE_EA |
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross            SA_RIGHT_FILE_WRITE_ATTRIBUTES);
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross        share_acc |= NTCREATEX_SHARE_ACCESS_WRITE;
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross    }
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross    /*
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross     * Compute open disposition
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross     */
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross    if (oflag & FCREAT) {
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross        /* Creat if necessary. */
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross        if (oflag & FEXCL) {
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross            /* exclusive */
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross            open_disp = NTCREATEX_DISP_CREATE;
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross        } else if (oflag & FTRUNC)
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross            open_disp = NTCREATEX_DISP_OVERWRITE_IF;
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross        else
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross            open_disp = NTCREATEX_DISP_OPEN_IF;
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross    } else {
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross        /* Not creating. */
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross        if (oflag & FTRUNC)
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross            open_disp = NTCREATEX_DISP_OVERWRITE;
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross        else
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross            open_disp = NTCREATEX_DISP_OPEN;
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross    }
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    fd = smb_fh_ntcreate(ctx, ntpath,
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross        req_acc, SMB_EFA_NORMAL, share_acc, open_disp,
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross        NTCREATEX_OPTIONS_NON_DIRECTORY_FILE);
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    free(ntpath);
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    return (fd);
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross}
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Rossint
430b4c467020edf2445feb0c21db01c88b86243aGordon Rosssmb_fh_read(int fd, off_t offset, size_t count,
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross    char *dst)
4bff34e37def8a90f9194d81bc345c52ba20086athurlow{
4bff34e37def8a90f9194d81bc345c52ba20086athurlow    struct smbioc_rw rwrq;
4bff34e37def8a90f9194d81bc345c52ba20086athurlow
4bff34e37def8a90f9194d81bc345c52ba20086athurlow    bzero(&rwrq, sizeof (rwrq));
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    rwrq.ioc_fh = -1;   /* tell driver to supply this */
4bff34e37def8a90f9194d81bc345c52ba20086athurlow    rwrq.ioc_base = dst;
4bff34e37def8a90f9194d81bc345c52ba20086athurlow    rwrq.ioc_cnt = count;
4bff34e37def8a90f9194d81bc345c52ba20086athurlow    rwrq.ioc_offset = offset;
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    if (ioctl(fd, SMBIOC_READ, &rwrq) == -1) {
4bff34e37def8a90f9194d81bc345c52ba20086athurlow        return (-1);
4bff34e37def8a90f9194d81bc345c52ba20086athurlow    }
4bff34e37def8a90f9194d81bc345c52ba20086athurlow    return (rwrq.ioc_cnt);
4bff34e37def8a90f9194d81bc345c52ba20086athurlow}
4bff34e37def8a90f9194d81bc345c52ba20086athurlow
4bff34e37def8a90f9194d81bc345c52ba20086athurlowint
430b4c467020edf2445feb0c21db01c88b86243aGordon Rosssmb_fh_write(int fd, off_t offset, size_t count,
4bff34e37def8a90f9194d81bc345c52ba20086athurlow    const char *src)
4bff34e37def8a90f9194d81bc345c52ba20086athurlow{
4bff34e37def8a90f9194d81bc345c52ba20086athurlow    struct smbioc_rw rwrq;
4bff34e37def8a90f9194d81bc345c52ba20086athurlow
4bff34e37def8a90f9194d81bc345c52ba20086athurlow    bzero(&rwrq, sizeof (rwrq));
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    rwrq.ioc_fh = -1;   /* tell driver to supply this */
4bff34e37def8a90f9194d81bc345c52ba20086athurlow    rwrq.ioc_base = (char *)src;
4bff34e37def8a90f9194d81bc345c52ba20086athurlow    rwrq.ioc_cnt = count;
4bff34e37def8a90f9194d81bc345c52ba20086athurlow    rwrq.ioc_offset = offset;
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    if (ioctl(fd, SMBIOC_WRITE, &rwrq) == -1) {
4bff34e37def8a90f9194d81bc345c52ba20086athurlow        return (-1);
4bff34e37def8a90f9194d81bc345c52ba20086athurlow    }
4bff34e37def8a90f9194d81bc345c52ba20086athurlow    return (rwrq.ioc_cnt);
4bff34e37def8a90f9194d81bc345c52ba20086athurlow}
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross/*
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross * Do a TRANSACT_NAMED_PIPE, which is basically just a
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross * pipe write and pipe read, all in one round trip.
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross *
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross * tdlen, tdata describe the data to send.
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross * rdlen, rdata on input describe the receive buffer,
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross * and on output *rdlen is the received length.
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross */
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Rossint
430b4c467020edf2445feb0c21db01c88b86243aGordon Rosssmb_fh_xactnp(int fd,
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross    int tdlen, const char *tdata,   /* transmit */
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross    int *rdlen, char *rdata,    /* receive */
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross    int *more)
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross{
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross    int     err, rparamcnt;
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross    uint16_t    setup[2];
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross    setup[0] = TRANS_TRANSACT_NAMED_PIPE;
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    setup[1] = 0xFFFF; /* driver replaces this */
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross    rparamcnt = 0;
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross
430b4c467020edf2445feb0c21db01c88b86243aGordon Ross    err = smb_t2_request(fd, 2, setup, "\\PIPE\\",
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross        0, NULL,    /* TX paramcnt, params */
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross        tdlen, (void *)tdata,
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross        &rparamcnt, NULL,   /* no RX params */
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross        rdlen, rdata, more);
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross    if (err)
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross        *rdlen = 0;
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross    return (err);
9c9af2590af49bb395bc8d2eace0f2d4ea16d165Gordon Ross}