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/* -*-c-*-:
**
** (C) 2003 Intel Corporation
** Atul Sabharwal <atul.sabharwal@intel.com>
**
** $Id: table.c,v 1.4 2004/03/18 21:56:24 atul Exp $
**
** Distributed under the terms of the GNU Public License, v2.0 or
** later.
**
** Many parts heavily based on test-skeleton.c, by Ulrich Drepper;
** with his permission, they have been re-licensed GPL, and his
** copyright still applies on them.
**
*/
#include <stdio.h>
#define TABLE_SIZE 100
#define PROVISION_DB "/usr/local/bin/provision.tbl"
struct provision_record
{
int id;
int host_num; //port # or adaptor number
int num_disks;
int chassis_num;
int slot_num;
char serial_num[32];
char name[32];
} ptable[TABLE_SIZE];
int ptable_size;
/* Initialize the provisioning table by reading the data from special file provision.tbl *
Return error if something does not work appropriately. */
int table_init()
{
FILE *fp;
char ptr[255];
int i;
fp=fopen( PROVISION_DB, "r");
if ((fp== NULL) || feof(fp))
return -1;
//skip the first line of text which contains descriptive details.
fgets(ptr, 80, fp);
i = 0;
while (!feof(fp))
{
fgets(ptr, 80, fp);
sscanf( ptr, "%d %d %d %d %d %s %s", &ptable[i].id, &ptable[i].host_num,
&ptable[i].num_disks, &ptable[i].chassis_num, &ptable[i].slot_num,
ptable[i].serial_num, ptable[i].name );
i++;
}
ptable_size = i;
fclose(fp);
return 0;
}
/* return -1 when no disk found. Otherwise return index of disk */
int table_find_disk( char * serialnumber , int * host_num, int * chassis_num, int *slot_num)
{
int i;
for(i = 0; i < ptable_size; i++)
{
if(strcmp(ptable[i].serial_num, serialnumber) == 0)
{
*host_num = ptable[i].host_num;
*chassis_num = ptable[i].chassis_num;
*slot_num = ptable[i].slot_num;
break;
}
}
if(i == ptable_size)
return -1;
else
return i;
}
/* This function is primarily there for passing the selected disk entry to udev so that *
* it can create descriptive GDN for it. So, for that we need to output this data to *
* stdout. */
int table_select_disk( int diskindex )
{
printf("%d ", ptable[diskindex].chassis_num);
printf("%d ", ptable[diskindex].slot_num);
printf("%d ", ptable[diskindex].host_num);
printf("%s ", ptable[diskindex].name);
}
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