/*
* 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 (c) 2009, 2010, Oracle and/or its affiliates. All rights reserved.
*/
/*
* b_generic.c :
* This file contains the functions for generic block devices
* for libsmedia.
*/
#include <stdio.h>
#include <unistd.h>
#include <locale.h>
#include <sys/types.h>
#include <sys/param.h>
#include <sys/dkio.h>
#include <string.h>
#include "../../../library/inc/smedia.h"
#include "../../../library/inc/rmedia.h"
#include "../../../library/common/l_defines.h"
#define PERROR(string) my_perror(gettext(string))
static void
my_perror(char *err_string)
{
int error_no;
if (errno == 0)
return;
error_no = errno;
(void) fprintf(stderr, gettext(err_string));
(void) fprintf(stderr, gettext(" : "));
errno = error_no;
perror("");
}
int32_t
_m_version_no(void)
{
return (SM_BLKDEV_VERSION_1);
}
int32_t
_m_device_type(ushort_t ctype, ushort_t mtype)
{
if (ctype == DKC_BLKDEV) {
if (mtype == 0)
return (0);
}
return (-1);
}
int32_t
_m_get_media_info(rmedia_handle_t *handle, void *ip)
{
smmedium_prop_t *mp = (smmedium_prop_t *)ip;
struct dk_geom dkg;
struct dk_minfo minfo;
enum dkio_state state = DKIO_NONE;
int ret_val;
if (handle == NULL) {
DPRINTF("Null Handle\n");
errno = EINVAL;
return (-1);
}
if (handle->sm_signature != (int32_t)LIBSMEDIA_SIGNATURE) {
DPRINTF2("Signature expected=0x%x, found=0x%x\n",
LIBSMEDIA_SIGNATURE, handle->sm_signature);
errno = EINVAL;
return (-1);
}
if (ioctl(handle->sm_fd, DKIOCSTATE, &state) < 0) {
PERROR("DKIOCSTATE failed");
return (-1);
}
if (state != DKIO_INSERTED) {
DPRINTF("No media.\n");
mp->sm_media_type = SM_NOT_PRESENT;
mp->sm_version = SMMEDIA_PROP_V_1;
return (0);
}
ret_val = ioctl(handle->sm_fd, DKIOCGMEDIAINFO, &minfo);
if (ret_val < 0) {
DPRINTF("DKIOCGMEDIAINFO ioctl failed");
return (ret_val);
}
ret_val = ioctl(handle->sm_fd, DKIOCGGEOM, &dkg);
if (ret_val < 0) {
DPRINTF("DKIOCGGEOM ioctl failed");
return (ret_val);
}
mp->sm_media_type = SM_BLOCK;
mp->sm_blocksize = minfo.dki_lbsize;
mp->sm_capacity = minfo.dki_capacity;
mp->sm_pcyl = dkg.dkg_pcyl;
mp->sm_nhead = dkg.dkg_nhead;
mp->sm_nsect = dkg.dkg_nsect;
return (0);
}
/* ARGSUSED0 */
int32_t
_m_get_device_info(rmedia_handle_t *handle, void *ip)
{
smdevice_info_t *mp = (smdevice_info_t *)ip;
char *vendor_name, *product_name, *fw_version;
if (handle == NULL) {
DPRINTF("Null Handle\n");
errno = EINVAL;
return (-1);
}
if (handle->sm_signature != (int32_t)LIBSMEDIA_SIGNATURE) {
DPRINTF2("Signature expected=0x%x, found=0x%x\n",
LIBSMEDIA_SIGNATURE, handle->sm_signature);
errno = EINVAL;
return (-1);
}
vendor_name = (char *)malloc(1);
if (vendor_name == NULL) {
if (!errno)
errno = ENOMEM;
return (-1);
}
product_name = (char *)malloc(1);
if (product_name == NULL) {
free(vendor_name);
if (!errno)
errno = ENOMEM;
return (-1);
}
fw_version = (char *)malloc(1);
if (fw_version == NULL) {
free(vendor_name);
free(product_name);
if (!errno)
errno = ENOMEM;
return (-1);
}
/* Note: we could potentially offer more here */
vendor_name[0] = 0;
product_name[0] = 0;
fw_version[0] = 0;
mp->sm_interface_type = IF_BLOCK;
mp->sm_vendor_name = vendor_name;
mp->sm_product_name = product_name;
mp->sm_firmware_version = fw_version;
return (0);
}
int32_t
_m_free_device_info(rmedia_handle_t *handle, void *ip)
{
struct smdevice_info *dev_info = ip;
/* Check for valid handle */
if (handle == NULL) {
DPRINTF("Null Handle\n");
errno = EINVAL;
return (-1);
}
if (handle->sm_signature != LIBSMEDIA_SIGNATURE) {
DPRINTF("Invalid signature in handle.\n");
errno = EINVAL;
return (-1);
}
free(dev_info->sm_vendor_name);
free(dev_info->sm_product_name);
free(dev_info->sm_firmware_version);
return (0);
}