From 736bc98bdf1232227221c6f20159584202439a13 Mon Sep 17 00:00:00 2001 From: reinelt <> Date: Sun, 18 Feb 2001 21:15:15 +0000 Subject: [lcd4linux @ 2001-02-18 21:15:15 by reinelt] added setiathome client --- seti.c | 257 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 257 insertions(+) create mode 100644 seti.c (limited to 'seti.c') diff --git a/seti.c b/seti.c new file mode 100644 index 0000000..915cdae --- /dev/null +++ b/seti.c @@ -0,0 +1,257 @@ +/* $ID$ + * + * seti@home specific functions + * + * Copyright 2001 by Axel Ehnert + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + * + * + * $Log: seti.c,v $ + * Revision 1.1 2001/02/18 21:15:15 reinelt + * + * added setiathome client + * + */ + +/* + * exported functions: + * + * Seti (int *perc, int *cput) + * returns 0 if ok, -1 if error + * sets *perc to the percentage completed by seti@home client + * sets *perc to the cpu time used + * + */ + +#define FALSE 0 +#define TRUE 1 + +#define STATEFILE "state.sah" + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "cfg.h" +#include "debug.h" +#include "seti.h" + +int Seti (int *perc, int *cput) +{ + FILE *fstr; + static int err_marker=0; // Was there an erro before -> -2 + static time_t cnt; // Time of last calculation + static int retry_cnt=0; // Retry 10 times to find prog= + char *dirname; // Directory of Seti@HOME + char *fn; + char fn1[200]; + char *txt; + char txt1[100]; + int v1=0; + int i; + int l; + int found_perc; // Flag to show, if we allready found + int found_cpu; // Flag to show, if we allready found + int interv=-1; + char *cinterv; + + /* + * Was there an error before? Return any way + */ + if (err_marker == -2) { + return (-1); + } + /* + Interval set? + */ + if (interv < 0) { + cinterv = cfg_get("pollintseti"); + if ( cinterv == NULL ) { + interv=DEFSETIPOLLEXT; + } + else { + interv = atoi(cinterv); + } + } + /* + Is it time to look into the file? + */ + if (time(NULL)>cnt+interv-1) { + cnt=time(NULL); + } + else { + return 0; + } + /* + Reread pollext, because it could be changed due to reading a new conf file + */ + cinterv = cfg_get("pollintseti"); + if ( cinterv == NULL ) { + interv=DEFSETIPOLLEXT; + } + else { + interv = atoi(cinterv); + } + /* + Build the filename from the config + */ + dirname=cfg_get("SetiDir"); + if (dirname==NULL || *dirname=='\0') { + error ("%s: missing 'SetiDir' entry!\n", cfg_file()); + err_marker = -2; + return (-1); + } + + fn=&fn1[0]; + strcpy(fn, dirname); + strcat(fn, "/state.sah"); + /* + Open the file + */ + fstr=fopen(fn,"r"); + + if (fstr == NULL) { + error ("File %s could not be opened!\n", fn); + err_marker = -2; + return (-1); + } + /* + Read the file. Break the loop after we found all strings. + */ + found_perc=FALSE; + found_cpu=FALSE; + txt=&txt1[0]; + + while ( ( fgets ( txt1, 100, fstr ) ) != NULL ) { + if ( strncmp (txt1, "prog=", 5 ) == 0 ) { + txt=strncpy(txt,txt+7,4); + txt[4]='\0'; + debug ("Seti in text: %s", txt); + i=sscanf(txt, "%d", &v1); + debug ("Seti in numb: %d", v1); + *perc=v1; + found_perc=TRUE; + } + if ( strncmp (txt1, "cpu=", 4 ) == 0 ) { + l=strstr(txt+4,".")-txt-4; + txt=strncpy(txt,txt+4,l); + txt[l]='\0'; + i=sscanf(txt, "%d", &v1); + *cput=v1; + found_cpu=TRUE; + } + if (found_perc && found_cpu) { + retry_cnt = 0; // Reset retry counter. WE FOUND! + fclose(fstr); + return (0); + } + } + + retry_cnt++; + if ( retry_cnt < 10 ) { + error ("%s: prog= or cpu= not found in file! Retrying ...\n", fn); + return 0; + } + else { + error ("%s: prog= or cpu= not found in file!\n", fn); + err_marker = -2; + return (-1); + } +} + + +int newSeti (double *perc, double *cput) +{ + static char fn[256]; + static time_t now=0; + static int fd=-2; + static double v1=0; + static double v2=0; + char buffer[8192], *p; + + *perc=v1; + *cput=v2; + + if (fd==-1) return -1; + + if (time(NULL)==now) return 0; + time(&now); + + if (fd==-2) { + char *dir=cfg_get("SetiDir"); + if (dir==NULL || *dir=='\0') { + error ("%s: missing 'SetiDir' entry!\n", cfg_file()); + fd=-1; + return -1; + } + if (strlen(dir)>sizeof(fn)-sizeof(STATEFILE)-2) { + error ("%s: 'SetiDir' too long!\n", cfg_file()); + fd=-1; + return -1; + } + strcpy(fn, dir); + strcat(fn, "/"); + strcat(fn, STATEFILE); + } + + fd = open(fn, O_RDONLY); + if (fd==-1) { + error ("open(%s) failed: %s", fn, strerror(errno)); + return -1; + } + + if (read (fd, &buffer, sizeof(buffer)-1)==-1) { + error ("read(%s) failed: %s", fn, strerror(errno)); + fd=-1; + return -1; + } + + p=strstr(buffer, "prog="); + if (p==NULL) { + error ("parse(%s) failed: no 'prog=' line", fn); + fd=-1; + return -1; + } + if (sscanf(p+5, "%lf", &v1)!=1) { + error ("parse(%s) failed: unknown 'prog=' format", fn); + fd=-1; + return -1; + } + + p=strstr(buffer, "cpu="); + if (p==NULL) { + error ("parse(%s) failed: no 'cpu=' line", fn); + fd=-1; + return -1; + } + if (sscanf(p+4, "%lf", &v2)!=1) { + error ("parse(%s) failed: unknown 'cpu=' format", fn); + fd=-1; + return -1; + } + + *perc=v1; + *cput=v2; + + return 0; + +} -- cgit v1.2.3