From 6ea6cd52c681930ab5c416e177c9867e771c9d65 Mon Sep 17 00:00:00 2001
From: reinelt <reinelt@3ae390bd-cb1e-0410-b409-cd5a39f66f1f>
Date: Sat, 13 Mar 2004 06:49:20 +0000
Subject: [lcd4linux @ 2004-03-13 06:49:20 by reinelt] seti@home plugin ported
 to NextGeneration

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@395 3ae390bd-cb1e-0410-b409-cd5a39f66f1f
---
 plugin_seti.c | 158 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 158 insertions(+)
 create mode 100644 plugin_seti.c

(limited to 'plugin_seti.c')

diff --git a/plugin_seti.c b/plugin_seti.c
new file mode 100644
index 0000000..c1d2d6a
--- /dev/null
+++ b/plugin_seti.c
@@ -0,0 +1,158 @@
+/* $Id: plugin_seti.c,v 1.1 2004/03/13 06:49:20 reinelt Exp $
+ *
+ * plugin for seti@home status reporting
+ *
+ * Copyright 2004 Michael Reinelt <reinelt@eunet.at>
+ * Copyright 2004 The LCD4Linux Team <lcd4linux-devel@users.sourceforge.net>
+ *
+ * based on the old seti client which is 
+ * Copyright 2001 Axel Ehnert <axel@ehnert.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_seti.c,v $
+ * 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 <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <ctype.h>
+#include <errno.h>
+
+#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 = { 0, };
+static int fatal = 0;
+static char *dir = NULL;
+
+
+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, 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_set (&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);
+  if (val==NULL) val="";
+  
+  SetResult(&result, R_STRING, val); 
+}
+
+
+int plugin_init_seti (void)
+{
+  AddFunction ("seti", 1, my_seti);
+  return 0;
+}
+
+
+void plugin_exit_seti(void) 
+{
+  hash_destroy(&SETI);
+}
-- 
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