smb_share_doorclnt.c revision c8ec8eea9849cac239663c46be8a7f5d2ba7ca00
/*
* 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
* 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 2008 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "@(#)smb_share_doorclnt.c 1.5 08/08/05 SMI"
/*
* User-space door client for LanMan share management.
*/
#include <syslog.h>
#include <door.h>
#include <fcntl.h>
#include <stdarg.h>
#include <errno.h>
#include <string.h>
#include <strings.h>
#include <unistd.h>
#include <thread.h>
#include <synch.h>
#include <smbsrv/smb_share.h>
static int smb_share_dfd = -1;
static uint64_t smb_share_dncall = 0;
static mutex_t smb_share_dmtx;
static cond_t smb_share_dcv;
/*
* Open the lmshrd door. This is a private call for use by
* smb_share_denter() and must be called with smb_share_dmtx held.
*
* Returns the door fd on success. Otherwise, -1.
*/
static int
smb_share_dopen(void)
{
if (smb_share_dfd == -1) {
smb_share_dfd = -1;
else
smb_share_dncall = 0;
}
return (smb_share_dfd);
}
/*
* Close the lmshrd door.
*/
void
smb_share_dclose(void)
{
(void) mutex_lock(&smb_share_dmtx);
if (smb_share_dfd != -1) {
while (smb_share_dncall > 0)
if (smb_share_dfd != -1) {
(void) close(smb_share_dfd);
smb_share_dfd = -1;
}
}
(void) mutex_unlock(&smb_share_dmtx);
}
/*
* Entry handler for lmshrd door calls.
*/
static door_arg_t *
smb_share_denter(void)
{
char *buf;
(void) mutex_lock(&smb_share_dmtx);
if (smb_share_dopen() == -1) {
(void) mutex_unlock(&smb_share_dmtx);
return (NULL);
}
}
(void) mutex_unlock(&smb_share_dmtx);
return (arg);
}
/*
* Exit handler for lmshrd door calls.
*/
static void
{
if (errmsg)
(void) mutex_lock(&smb_share_dmtx);
(void) cond_signal(&smb_share_dcv);
(void) mutex_unlock(&smb_share_dmtx);
}
/*
* Return 0 upon success. Otherwise, -1.
*/
static int
{
if (status != SMB_SHARE_DSUCCESS) {
if (status == SMB_SHARE_DERROR)
(void) smb_dr_get_uint32(dec_ctx);
return (-1);
}
return (0);
}
{
return (NERR_InternalError);
if (rc != 0) {
return (NERR_InternalError);
}
return (NERR_InternalError);
}
if (smb_share_dchk(dec_ctx) != 0) {
(void) smb_dr_decode_finish(dec_ctx);
return (NERR_InternalError);
}
sizeof (smb_shrlist_t));
if (smb_dr_decode_finish(dec_ctx) != 0) {
return (NERR_InternalError);
}
return (NERR_Success);
}
int
smb_share_count(void)
{
int rc;
return (-1);
if (rc != 0) {
return (-1);
}
return (-1);
}
if (smb_share_dchk(dec_ctx) != 0) {
(void) smb_dr_decode_finish(dec_ctx);
return (-1);
}
if (smb_dr_decode_finish(dec_ctx) != 0) {
return (-1);
}
return (num_shares);
}
smb_share_delete(char *share_name)
{
return (NERR_InternalError);
if (rc != 0) {
return (NERR_InternalError);
}
return (NERR_InternalError);
}
if (smb_share_dchk(dec_ctx) != 0) {
(void) smb_dr_decode_finish(dec_ctx);
return (NERR_InternalError);
}
if (smb_dr_decode_finish(dec_ctx) != 0) {
return (NERR_InternalError);
}
return (rc);
}
{
return (NERR_InternalError);
if (rc != 0) {
return (NERR_InternalError);
}
return (NERR_InternalError);
}
if (smb_share_dchk(dec_ctx) != 0) {
(void) smb_dr_decode_finish(dec_ctx);
return (NERR_InternalError);
}
if (smb_dr_decode_finish(dec_ctx) != 0) {
return (NERR_InternalError);
}
return (rc);
}
{
return (NERR_InternalError);
if (rc != 0) {
return (NERR_InternalError);
}
return (NERR_InternalError);
}
if (smb_share_dchk(dec_ctx) != 0) {
(void) smb_dr_decode_finish(dec_ctx);
return (NERR_InternalError);
}
if (smb_dr_decode_finish(dec_ctx) != 0) {
return (NERR_InternalError);
}
return (rc);
}
{
return (NERR_InternalError);
if (rc != 0) {
return (NERR_InternalError);
}
return (NERR_InternalError);
}
if (smb_share_dchk(dec_ctx) != 0) {
(void) smb_dr_decode_finish(dec_ctx);
return (NERR_InternalError);
}
if (smb_dr_decode_finish(dec_ctx) != 0) {
return (NERR_InternalError);
}
return (rc);
}
{
return (NERR_InternalError);
if (rc != 0) {
return (NERR_InternalError);
}
return (NERR_InternalError);
}
if (smb_share_dchk(dec_ctx) != 0) {
(void) smb_dr_decode_finish(dec_ctx);
return (NERR_InternalError);
}
if (smb_dr_decode_finish(dec_ctx) != 0) {
return (NERR_InternalError);
}
return (rc);
}