mirror of https://github.com/BOINC/boinc.git
99 lines
2.9 KiB
C++
Executable File
99 lines
2.9 KiB
C++
Executable File
// The contents of this file are subject to the Mozilla Public License
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// Version 1.0 (the "License"); you may not use this file except in
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// compliance with the License. You may obtain a copy of the License at
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// http://www.mozilla.org/MPL/
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//
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// Software distributed under the License is distributed on an "AS IS"
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// basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
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// License for the specific language governing rights and limitations
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// under the License.
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//
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// The Original Code is the Berkeley Open Infrastructure for Network Computing.
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//
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// The Initial Developer of the Original Code is the SETI@home project.
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// Portions created by the SETI@home project are Copyright (C) 2002
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// University of California at Berkeley. All Rights Reserved.
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//
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// Contributor(s):
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//
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#ifndef _BOINC_API_
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#define _BOINC_API_
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#include <stdio.h>
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#ifdef HAVE_SYS_TIME_H
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#include <sys/time.h>
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#endif
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#ifdef HAVE_SYS_RESOURCE_H
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#include <sys/resource.h>
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#endif
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// MFILE supports a primitive form of checkpointing.
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// Write all your output (and restart file) to MFILEs.
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// The output is buffered in memory.
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// Then close or flush all the MFILEs;
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// all the buffers will be flushed to disk, almost atomically.
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class MFILE {
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char* buf;
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int len;
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FILE* f;
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public:
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int open(char* path, char* mode);
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int _putchar(char);
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int puts(char*);
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int printf(char* format, ...);
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size_t write(const void *, size_t size, size_t nitems);
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int close();
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int flush();
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};
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struct APP_INIT_DATA {
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char app_preferences[4096];
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char user_name[256];
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char team_name[256];
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char comm_obj_name[256]; // name to identify shared memory segments, signals, etc
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double wu_cpu_time; // cpu time from previous sessions
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double user_total_credit;
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double user_expavg_credit;
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double host_total_credit;
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double host_expavg_credit;
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double checkpoint_period; // recommended checkpoint period
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int shm_key;
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double fraction_done_update_period;
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};
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extern int boinc_init();
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extern int boinc_get_init_data(APP_INIT_DATA&);
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extern int boinc_finish(int);
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extern int boinc_resolve_filename(char*, char*, int len);
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extern bool boinc_time_to_checkpoint();
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extern int boinc_checkpoint_completed();
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extern int boinc_fraction_done(double);
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extern int boinc_child_start();
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extern int boinc_child_done(double);
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/////////// API ENDS HERE - IMPLEMENTATION STUFF FOLLOWS
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#include "app_ipc.h"
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#define DEFAULT_FRACTION_DONE_UPDATE_PERIOD 1
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#define DEFAULT_CHECKPOINT_PERIOD 300
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#define SHM_PREFIX "shm_"
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#define QUIT_PREFIX "quit_"
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extern double boinc_cpu_time(); // CPU time for this process
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extern int boinc_install_signal_handlers();
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extern int update_app_progress(double, double, double);
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#define STDERR_FILE "stderr.txt"
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extern int set_timer(double period);
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extern void setup_shared_mem();
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extern void cleanup_shared_mem();
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extern APP_CLIENT_SHM *app_client_shm;
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#endif
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