boinc/client/app.h

108 lines
2.7 KiB
C++

// The contents of this file are subject to the Mozilla Public License
// Version 1.0 (the "License"); you may not use this file except in
// compliance with the License. You may obtain a copy of the License at
// http://www.mozilla.org/MPL/
//
// Software distributed under the License is distributed on an "AS IS"
// basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
// License for the specific language governing rights and limitations
// under the License.
//
// The Original Code is the Berkeley Open Infrastructure for Network Computing.
//
// The Initial Developer of the Original Code is the SETI@home project.
// Portions created by the SETI@home project are Copyright (C) 2002
// University of California at Berkeley. All Rights Reserved.
//
// Contributor(s):
//
#ifndef _TASK_
#define _TASK_
// Possible states of a process in an ACTIVE_TASK
#define PROCESS_UNINITIALIZED 0
#define PROCESS_RUNNING 1
#define PROCESS_EXITED 2
#define PROCESS_WAS_SIGNALED 3
#define PROCESS_EXIT_UNKNOWN 4
#ifdef macintosh
typedef int PROCESS_ID;
//typedef ProcessSerialNumber PROCESS_ID;
#else
typedef int PROCESS_ID;
#endif
#include "windows_cpp.h"
#ifdef _WIN32
#include <windows.h>
#endif
#include <stdio.h>
#include <vector>
#include "client_types.h"
class CLIENT_STATE;
// The following classes provide an interface for task execution
// represents a task in progress
//
class ACTIVE_TASK {
public:
#ifdef _WIN32
HANDLE pid_handle;
#endif
RESULT* result;
WORKUNIT* wup;
APP_VERSION* app_version;
PROCESS_ID pid;
int slot; // which slot (determines directory)
int state;
int exit_status;
int signal;
double fraction_done;
double starting_cpu_time;
double checkpoint_cpu_time;
double current_cpu_time;
char slot_dir[256]; // directory where process runs
ACTIVE_TASK();
int init(RESULT*);
int start(bool first_time); // start the task running
void request_exit(int x);
// request a task to exit. If still there after x secs, kill
void request_pause(int x);
// request a task to pause. If not paused after x secs, kill
void suspend();
void unsuspend();
bool check_app_status_files();
int write(FILE*);
int parse(FILE*, CLIENT_STATE*);
};
class ACTIVE_TASK_SET {
public:
vector<ACTIVE_TASK*> active_tasks;
int insert(ACTIVE_TASK*);
int remove(ACTIVE_TASK*);
ACTIVE_TASK* lookup_pid(int);
bool poll();
bool poll_time();
void suspend_all();
void unsuspend_all();
int restart_tasks();
void exit_tasks();
int get_free_slot(int total_slots);
int write(FILE*);
int parse(FILE*, CLIENT_STATE*);
};
#endif