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102 lines
2.5 KiB
C
102 lines
2.5 KiB
C
/*
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* table.c
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*
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* Copyright (C) 2004 Intel Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public
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* License v2.0 as published by the Free Software Foundation;
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 021110-1307, USA.
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*
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* Authors: Atul Sabharwal
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*
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*/
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#include <stdio.h>
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#define TABLE_SIZE 100
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#define PROVISION_DB "/usr/local/bin/provision.tbl"
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struct provision_record
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{
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int id;
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int num_disks;
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int chassis_num;
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int slot_num;
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char serial_num[32];
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char name[32];
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} ptable[TABLE_SIZE];
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int ptable_size;
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/* Initialize the provisioning table by reading the data from special file provision.tbl *
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Return error if something does not work appropriately. */
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int table_init()
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{
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FILE *fp;
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char ptr[255];
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int i;
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fp = fopen( PROVISION_DB, "r");
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if ((fp== NULL) || feof(fp))
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return -1;
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// skip the first line of text which contains descriptive details.
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fgets(ptr, 80, fp);
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i = 0;
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while (!feof(fp)) {
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fgets(ptr, 80, fp);
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sscanf(ptr, "%d %d %d %d %d %s %s", &ptable[i].id,
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&ptable[i].num_disks,
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&ptable[i].chassis_num, &ptable[i].slot_num,
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ptable[i].serial_num, ptable[i].name);
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i++;
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}
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ptable_size = i;
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fclose(fp);
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return 0;
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}
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/* return -1 when no disk found. Otherwise return index of disk */
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int table_find_disk( char * serialnumber , int * host_num, int * chassis_num, int *slot_num)
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{
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int i;
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for (i = 0; i < ptable_size; i++) {
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if (strcmp(ptable[i].serial_num, serialnumber) == 0) {
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*chassis_num = ptable[i].chassis_num;
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*slot_num = ptable[i].slot_num;
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break;
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}
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}
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if (i == ptable_size)
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return -1;
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else
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return i;
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}
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/* This function is primarily there for passing the selected disk entry to udev
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* so that it can create descriptive GDN for it. So, for that we need to output
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* this data to stdout.
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*/
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int table_select_disk( int diskindex )
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{
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printf("%d ", ptable[diskindex].chassis_num);
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printf("%d ", ptable[diskindex].slot_num);
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printf("%s ", ptable[diskindex].name);
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}
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