1/******************************************************************************/
2/*                                                                            */
3/* Copyright (c) International Business Machines  Corp., 2007                 */
4/*                                                                            */
5/* This program is free software;  you can redistribute it and/or modify      */
6/* it under the terms of the GNU General Public License as published by       */
7/* the Free Software Foundation; either version 2 of the License, or          */
8/* (at your option) any later version.                                        */
9/*                                                                            */
10/* This program is distributed in the hope that it will be useful,            */
11/* but WITHOUT ANY WARRANTY;  without even the implied warranty of            */
12/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See                  */
13/* the GNU General Public License for more details.                           */
14/*                                                                            */
15/* You should have received a copy of the GNU General Public License          */
16/* along with this program;  if not, write to the Free Software               */
17/* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA    */
18/*                                                                            */
19/******************************************************************************/
20
21/******************************************************************************/
22/*                                                                            */
23/* File:        libcontrollers.h                                              */
24/*                                                                            */
25/* Description: This file contains the declarations for the functions and     */
26/*              variables used by the library and the test files.             */
27/*                                                                            */
28/* Author:      Sudhir Kumar skumar@linux.vnet.ibm.com                        */
29/*                                                                            */
30/* History:                                                                   */
31/* Created-     15/02/2008 -Sudhir Kumar <skumar@linux.vnet.ibm.com>          */
32/*                                                                            */
33/******************************************************************************/
34
35/* Standard Include Files */
36#include <dirent.h>
37#include <limits.h>
38#include <stdio.h>
39#include <stdlib.h>
40#include <string.h>
41#include <sys/stat.h>
42#include <sys/types.h>
43#include <unistd.h>
44
45extern char fullpath[PATH_MAX];
46extern int FLAG;
47extern volatile int timer_expired;
48extern int retval;
49extern unsigned int num_line;
50extern unsigned int current_shares;
51extern unsigned int total_shares;
52extern unsigned int *shares_pointer;
53extern char target[LINE_MAX];
54extern struct dirent *dir_pointer;
55
56enum{
57	GET_SHARES	=1,
58	GET_TASKS
59};
60
61static inline void error_function(char *msg1, char *msg2);
62
63int read_shares_file(char *filepath);
64
65int read_file(char *filepath, int action, unsigned int *value);
66
67int scan_shares_files(unsigned int *shares_pointer);
68
69int write_to_file (char * file, const char* mode, unsigned int value);
70
71void signal_handler_alarm (int signal );
72
73void signal_handler_sigusr2 (int signal);
74