/* $Id: plugin_seti.c,v 1.7 2005/05/08 04:32:45 reinelt Exp $ * * plugin for seti@home status reporting * * Copyright (C) 2004 Michael Reinelt * Copyright (C) 2004 The LCD4Linux Team * * based on the old seti client which is * Copyright (C) 2001 Axel Ehnert * * * This file is part of LCD4Linux. * * LCD4Linux 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. * * LCD4Linux 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: plugin_seti.c,v $ * Revision 1.7 2005/05/08 04:32:45 reinelt * CodingStyle added and applied * * Revision 1.6 2005/01/18 06:30:23 reinelt * added (C) to all copyright statements * * Revision 1.5 2004/06/26 12:05:00 reinelt * * uh-oh... the last CVS log message messed up things a lot... * * Revision 1.4 2004/06/26 09:27:21 reinelt * * added '-W' to CFLAGS * changed all C++ comments to C ones * cleaned up a lot of signed/unsigned mistakes * * Revision 1.3 2004/06/17 06:23:43 reinelt * * hash handling rewritten to solve performance issues * * Revision 1.2 2004/03/13 19:06:01 reinelt * ChangeLog and Status update; small glitch in plugin_seti fixed. * * Revision 1.1 2004/03/13 06:49:20 reinelt * seti@home plugin ported to NextGeneration * */ /* * exported functions: * * int plugin_init_seti (void) * adds functions to access /seti/state.sah * */ #include "config.h" #include #include #include #include #include #include "debug.h" #include "plugin.h" #include "hash.h" #include "cfg.h" #define SECTION "Plugin:Seti" #define DIRKEY "Directory" #define STATEFILE "state.sah" static HASH SETI; static int fatal = 0; static int parse_seti(void) { static char fn[256] = ""; FILE *stream; int age; /* if a fatal error occured, do nothing */ if (fatal != 0) return -1; /* reread every 100 msec only */ age = hash_age(&SETI, NULL); if (age > 0 && age <= 100) return 0; if (fn[0] == '\0') { char *dir = cfg_get(SECTION, DIRKEY, NULL); if (dir == NULL || *dir == '\0') { error("no '%s.%s' entry from %s\n", SECTION, DIRKEY, cfg_source()); fatal = 1; return -1; } if (strlen(dir) > sizeof(fn) - sizeof(STATEFILE) - 2) { error("entry '%s.%s' too long from %s!\n", SECTION, DIRKEY, cfg_source()); fatal = 1; free(dir); return -1; } strcpy(fn, dir); if (fn[strlen(fn) - 1] != '/') strcat(fn, "/"); strcat(fn, STATEFILE); free(dir); } stream = fopen(fn, "r"); if (stream == NULL) { error("fopen(%s) failed: %s", fn, strerror(errno)); return -1; } while (!feof(stream)) { char buffer[256]; char *c, *key, *val; fgets(buffer, sizeof(buffer), stream); c = strchr(buffer, '='); if (c == NULL) continue; key = buffer; val = c + 1; /* strip leading blanks from key */ while (isspace(*key)) *key++ = '\0'; /* strip trailing blanks from key */ do *c = '\0'; while (isspace(*--c)); /* strip leading blanks from value */ while (isspace(*val)) *val++ = '\0'; /* strip trailing blanks from value */ for (c = val; *c != '\0'; c++); while (isspace(*--c)) *c = '\0'; /* add entry to hash table */ hash_put(&SETI, key, val); } fclose(stream); return 0; } static void my_seti(RESULT * result, RESULT * arg1) { char *key, *val; if (parse_seti() < 0) { SetResult(&result, R_STRING, ""); return; } key = R2S(arg1); val = hash_get(&SETI, key, NULL); if (val == NULL) val = ""; SetResult(&result, R_STRING, val); } int plugin_init_seti(void) { hash_create(&SETI); AddFunction("seti", 1, my_seti); return 0; } void plugin_exit_seti(void) { hash_destroy(&SETI); } 2 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 
/* $Id: plugin_uname.c,v 1.6 2005/05/08 04:32:45 reinelt Exp $
 *
 * plugin for uname() syscall
 *
 * Copyright (C) 2003 Michael Reinelt <reinelt@eunet.at>
 * Copyright (C) 2004 The LCD4Linux Team <lcd4linux-devel@users.sourceforge.net>
 *
 * This file is part of LCD4Linux.
 *
 * LCD4Linux 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.
 *
 * LCD4Linux 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: plugin_uname.c,v $
 * Revision 1.6  2005/05/08 04:32:45  reinelt
 * CodingStyle added and applied
 *
 * Revision 1.5  2005/01/18 06:30:23  reinelt
 * added (C) to all copyright statements
 *
 * Revision 1.4  2005/01/09 10:53:24  reinelt
 * small type in plugin_uname fixed
 * new homepage lcd4linux.bulix.org
 *
 * Revision 1.3  2004/03/03 03:47:04  reinelt
 * big patch from Martin Hejl:
 * - use qprintf() where appropriate
 * - save CPU cycles on gettimeofday()
 * - add quit() functions to free allocated memory
 * - fixed lots of memory leaks
 *
 * Revision 1.2  2004/01/29 04:40:02  reinelt
 * every .c file includes "config.h" now
 *
 * Revision 1.1  2004/01/14 11:33:00  reinelt
 * new plugin 'uname' which does what it's called
 * text widget nearly finished
 * first results displayed on MatrixOrbital
 *
 */

/* 
 * exported functions:
 *
 * int plugin_init_uname (void)
 *  adds uname() functions
 *
 */


#include "config.h"

#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <sys/utsname.h>

#include "debug.h"
#include "plugin.h"



static void my_uname(RESULT * result, RESULT * arg1)
{
    struct utsname utsbuf;
    char *key, *value;

    key = R2S(arg1);

    if (uname(&utsbuf) != 0) {
	error("uname() failed: %s", strerror(errno));
	SetResult(&result, R_STRING, "");
	return;
    }

    if (strcasecmp(key, "sysname") == 0) {
	value = utsbuf.sysname;
    } else if (strcasecmp(key, "nodename") == 0) {
	value = utsbuf.nodename;
    } else if (strcasecmp(key, "release") == 0) {
	value = utsbuf.release;
    } else if (strcasecmp(key, "version") == 0) {
	value = utsbuf.version;
    } else if (strcasecmp(key, "machine") == 0) {
	value = utsbuf.machine;
#ifdef _GNU_SOURCE
    } else if (strcasecmp(key, "domainname") == 0) {
	value = utsbuf.domainname;
#endif
    } else {
	error("uname: unknown field '%s'", key);
	value = "";
    }

    SetResult(&result, R_STRING, value);
}


int plugin_init_uname(void)
{
    AddFunction("uname", 1, my_uname);
    return 0;
}

void plugin_exit_uname(void)
{
}
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