mirror of https://github.com/BOINC/boinc.git
97 lines
3.0 KiB
C
97 lines
3.0 KiB
C
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// 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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#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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#ifndef _BOINC_API
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#define _BOINC_API
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#define DEFAULT_FRACTION_DONE_UPDATE_PERIOD 10
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#define DEFAULT_CHECKPOINT_PERIOD 300
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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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double wu_cpu_time; // cpu time from previous sessions
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double total_cobblestones;
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double recent_avg_cobblestones;
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double checkpoint_period; // recommended checkpoint period
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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*);
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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();
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extern int boinc_child_start();
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extern int boinc_child_done(double);
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extern double boinc_cpu_time(); // CPU time for this process
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/////////// API ENDS HERE - IMPLEMENTATION STUFF FOLLOWS
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int write_init_data_file(FILE* f, APP_INIT_DATA&);
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int parse_init_data_file(FILE* f, APP_INIT_DATA&);
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int write_percent_done_file(FILE* f, double, double);
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int parse_percent_done_file(FILE* f, double&, double&);
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int write_fd_init_file(FILE*, char*, int, int);
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int parse_fd_init_file(FILE*);
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int write_checkpoint_cpu_file(double);
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int parse_checkpoint_cpu_file(FILE*, double&);
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int write_fraction_done_file(FILE*, double, double);
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int parse_fraction_done_file(FILE*, double&, double&);
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#define INIT_DATA_FILE "init_data.xml"
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#define FD_INIT_FILE "fd_init.xml"
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#define CHECKPOINT_CPU_FILE "checkpoint_cpu.xml"
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#define FRACTION_DONE_FILE "fraction_done.xml"
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int set_timer(double period);
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#endif
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