libcontrollers.h revision bd1f58065370eddeea275a238b0a439451c8b70e
1d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak/******************************************************************************/ 2d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak/* */ 3d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak/* Copyright (c) International Business Machines Corp., 2007 */ 4d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak/* */ 5d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak/* This program is free software; you can redistribute it and/or modify */ 6d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak/* it under the terms of the GNU General Public License as published by */ 7d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak/* the Free Software Foundation; either version 2 of the License, or */ 8d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak/* (at your option) any later version. */ 9d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak/* */ 10d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak/* This program is distributed in the hope that it will be useful, */ 11d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak/* but WITHOUT ANY WARRANTY; without even the implied warranty of */ 12d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See */ 13d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak/* the GNU General Public License for more details. */ 14d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak/* */ 15d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak/* You should have received a copy of the GNU General Public License */ 16d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak/* along with this program; if not, write to the Free Software */ 17d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak/* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ 18d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak/* */ 19d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak/******************************************************************************/ 20d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak 21d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak/******************************************************************************/ 22d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak/* */ 23d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak/* File: libcontrollers.h */ 24d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak/* */ 25d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak/* Description: This file contains the declarations for the functions and */ 26d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak/* variables used by the library and the test files. */ 27d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak/* */ 28d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak/* Author: Sudhir Kumar skumar@linux.vnet.ibm.com */ 29d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak/* */ 30d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak/* History: */ 31d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak/* Created- 15/02/2008 -Sudhir Kumar <skumar@linux.vnet.ibm.com> */ 32d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak/* */ 33d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak/******************************************************************************/ 34d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak 35d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak/* Standard Include Files */ 3666b667aa0263893ea4fe26467dbce35881440b12subrata_modak#include <dirent.h> 3766b667aa0263893ea4fe26467dbce35881440b12subrata_modak#include <limits.h> 3866b667aa0263893ea4fe26467dbce35881440b12subrata_modak#include <stdio.h> 3966b667aa0263893ea4fe26467dbce35881440b12subrata_modak#include <stdlib.h> 4066b667aa0263893ea4fe26467dbce35881440b12subrata_modak#include <string.h> 4166b667aa0263893ea4fe26467dbce35881440b12subrata_modak#include <sys/stat.h> 4266b667aa0263893ea4fe26467dbce35881440b12subrata_modak#include <sys/types.h> 4366b667aa0263893ea4fe26467dbce35881440b12subrata_modak#include <unistd.h> 4466b667aa0263893ea4fe26467dbce35881440b12subrata_modak 4566b667aa0263893ea4fe26467dbce35881440b12subrata_modak#ifdef PATH_MAX 4666b667aa0263893ea4fe26467dbce35881440b12subrata_modakchar fullpath[PATH_MAX]; 4766b667aa0263893ea4fe26467dbce35881440b12subrata_modak#else 4866b667aa0263893ea4fe26467dbce35881440b12subrata_modakchar fullpath[1024]; /* Guess */ 4966b667aa0263893ea4fe26467dbce35881440b12subrata_modak#endif 5066b667aa0263893ea4fe26467dbce35881440b12subrata_modak 5166b667aa0263893ea4fe26467dbce35881440b12subrata_modakint FLAG, timer_expired; 5266b667aa0263893ea4fe26467dbce35881440b12subrata_modak 5366b667aa0263893ea4fe26467dbce35881440b12subrata_modakint retval; 5466b667aa0263893ea4fe26467dbce35881440b12subrata_modak 5566b667aa0263893ea4fe26467dbce35881440b12subrata_modakunsigned int num_line;//?? 5666b667aa0263893ea4fe26467dbce35881440b12subrata_modak 5766b667aa0263893ea4fe26467dbce35881440b12subrata_modakunsigned int current_shares; 5866b667aa0263893ea4fe26467dbce35881440b12subrata_modak 5966b667aa0263893ea4fe26467dbce35881440b12subrata_modakunsigned int total_shares; 6066b667aa0263893ea4fe26467dbce35881440b12subrata_modak 6166b667aa0263893ea4fe26467dbce35881440b12subrata_modakunsigned int *shares_pointer;//?? 6266b667aa0263893ea4fe26467dbce35881440b12subrata_modak 6366b667aa0263893ea4fe26467dbce35881440b12subrata_modakchar target[LINE_MAX]; 6466b667aa0263893ea4fe26467dbce35881440b12subrata_modak 6566b667aa0263893ea4fe26467dbce35881440b12subrata_modakstruct dirent *dir_pointer; 6666b667aa0263893ea4fe26467dbce35881440b12subrata_modak 6766b667aa0263893ea4fe26467dbce35881440b12subrata_modakenum{ 6866b667aa0263893ea4fe26467dbce35881440b12subrata_modak GET_SHARES =1, 6966b667aa0263893ea4fe26467dbce35881440b12subrata_modak GET_TASKS 7066b667aa0263893ea4fe26467dbce35881440b12subrata_modak}; 7166b667aa0263893ea4fe26467dbce35881440b12subrata_modak 7266b667aa0263893ea4fe26467dbce35881440b12subrata_modakinline int error_function(char *msg1, char *msg2); 7366b667aa0263893ea4fe26467dbce35881440b12subrata_modak 7466b667aa0263893ea4fe26467dbce35881440b12subrata_modakunsigned int read_shares_file (char *filepath); 7566b667aa0263893ea4fe26467dbce35881440b12subrata_modak 7666b667aa0263893ea4fe26467dbce35881440b12subrata_modakint read_file(char *filepath, int action, unsigned int *value); 7766b667aa0263893ea4fe26467dbce35881440b12subrata_modak 78bd1f58065370eddeea275a238b0a439451c8b70esubrata_modakint scan_shares_files(unsigned int *shares_pointer); 7966b667aa0263893ea4fe26467dbce35881440b12subrata_modak 8066b667aa0263893ea4fe26467dbce35881440b12subrata_modakint write_to_file (char * file, const char* mode, unsigned int value); 8166b667aa0263893ea4fe26467dbce35881440b12subrata_modak 8266b667aa0263893ea4fe26467dbce35881440b12subrata_modakvoid signal_handler_alarm (int signal ); 83d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modak 84d3ba25b3d046e18320734e03dbcfe42b089115f8subrata_modakvoid signal_handler_sigusr2 (int signal); 85