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/* $Progeny$ */
/* ata.c -- Scan the ATA bus
*
* Copyright 2001, 2002 Progeny Linux Systems, Inc.
* Copyright (C) 1998-2000 MandrakeSoft
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "config.h"
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <sys/stat.h>
#include <dirent.h>
#include <discover/sysdep.h>
/*
* This function is specific to each sysdep.
*/
static void
_discover_sysdep_init(discover_sysdep_data_t *node)
{
}
discover_sysdep_data_t *
_discover_get_ata_raw(void)
{
char path[256];
char *line;
char *ide_link;
FILE *f;
struct stat state;
size_t len = 0;
DIR *ideDir; /* Pointer to a directory */
struct dirent *ide_link_entry; /* ide_link is a possible link to */
/* the hdx disk. */
char *model_name, *model_id, *vendor_name;
discover_sysdep_data_t *first, *last, *node;
first = last = node = NULL;
ideDir = opendir(PATH_PROC_IDE);
if(ideDir == NULL){
return NULL;
}/*endif*/
/* For each link in the PATH_PROC_IDE */
for (ide_link_entry = readdir(ideDir); ide_link_entry;
ide_link_entry = readdir(ideDir)) {
ide_link = ide_link_entry->d_name;
if (strncmp(ide_link, "hd", 2) == 0) {
/* Make test for this hdx possible disk. */
sprintf(path,"%s/%s", PATH_PROC_IDE, ide_link);
if (!lstat(path, &state)) {
/* Not so fast! Make sure that the device isn't being
* handled by the IDE-SCSI driver; otherwise, the
* device might show up twice (for example, CD burners with
* CD-ROM detection).
*/
sprintf(path, "%s/%s/driver", PATH_PROC_IDE, ide_link);
if (!(f = fopen(path, "r"))) {
return NULL;
}
line = NULL;
getline(&line, &len, f);
fclose(f);
line[8] = 0x00;
if (!strcmp(line, "ide-scsi")) {
continue;
}
/* Get vendor and model. */
sprintf(path, "%s/%s/model", PATH_PROC_IDE, ide_link);
if (!(f = fopen(path, "r"))) {
return NULL;
}
getline(&line, &len, f);
fclose(f);
/*
* Since vendors and models are given as one string,
* split them here. We assume that the first word is
* the vendor, which might not necessarily be true, but
* is our best guess.
*/
vendor_name = line;
model_name = line;
while ((*model_name != ' ') && (*model_name != '\0'))
model_name++;
if (*model_name == ' ')
*model_name++ = '\0';
vendor_name = strdup(vendor_name);
if (strlen(model_name) > 0) {
if (model_name[strlen(model_name) - 1] == '\n')
model_name[strlen(model_name) - 1] = '\0'; /* Chomp! */
model_name = strdup(model_name);
} else {
model_name = strdup(""); //will be freed
}
free(line);
line = NULL;
/* Determine the drive type (floppy, hd...). */
sprintf(path, "%s/%s/media", PATH_PROC_IDE, ide_link);
if (!(f = fopen(path, "r"))){
return NULL;
}
getline(&line, &len, f);
fclose(f);
model_id = line;
model_id[strlen(model_id) - 1] = '\0'; /* Chomp! */
line = NULL;
/* Initialize the node */
node = _discover_sysdep_data_new();
_discover_sysdep_init(node);
/* Save the node information */
node->busclass = model_id;
node->model = model_name;
node->vendor = vendor_name;
if (last) {
last->next = node;
last = node;
} else {
first = last = node;
}
}
}
}
closedir(ideDir);
return first;
}
/*
* Local variables:
* c-file-style: "progeny"
* indent-tabs-mode: nil
* End:
*/
/* vim: set cin fo=tcroq sw=4 et sts=4 tw=75: */
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