Major fixes to check_disk. Now should return same data as df

git-svn-id: https://nagiosplug.svn.sourceforge.net/svnroot/nagiosplug/nagiosplug/trunk@1452 f882894a-f735-0410-b71e-b25c423dba1c

1 files changed, 140 insertions, 0 deletions

diff --git a/lib/utils_disk.c b/lib/utils_disk.c
new file mode 100644
index 00000000..fdbeaf1e
--- /dev/null
+++ b/lib/utils_disk.c
@@ -0,0 +1,140 @@
+/****************************************************************************
+* Utils for check_disk
+*
+* License: GPL
+* Copyright (c) 1999-2006 nagios-plugins team
+*
+* Last Modified: $Date$
+*
+* Description:
+*
+* This file contains utilities for check_disk. These are tested by libtap
+*
+* License Information:
+*
+* 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 of the License, 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.
+*
+* $Id$
+* 
+*****************************************************************************/
+
+#include "common.h"
+#include "utils_disk.h"
+
+void
+np_add_name (struct name_list **list, const char *name)
+{
+  struct name_list *new_entry;
+  new_entry = (struct name_list *) malloc (sizeof *new_entry);
+  new_entry->name = (char *) name;
+  new_entry->next = *list;
+  *list = new_entry;
+}
+
+/* Initialises a new parameter at the end of list */
+struct parameter_list *
+np_add_parameter(struct parameter_list **list, const char *name)
+{
+  struct parameter_list *current = *list;
+  struct parameter_list *new_path;
+  new_path = (struct parameter_list *) malloc (sizeof *new_path);
+  new_path->name = (char *) name;
+  new_path->best_match = NULL;
+  new_path->name_next = NULL;
+  new_path->freespace_bytes = NULL;
+  new_path->freespace_units = NULL;
+  new_path->freespace_percent = NULL;
+  new_path->usedspace_bytes = NULL;
+  new_path->usedspace_units = NULL;
+  new_path->usedspace_percent = NULL;
+  new_path->usedinodes_percent = NULL;
+
+  if (current == NULL) {
+    *list = new_path;
+  } else {
+    while (current->name_next) {
+      current = current->name_next;
+    }
+    current->name_next = new_path;
+  }
+  return new_path;
+}
+
+void
+np_set_best_match(struct parameter_list *desired, struct mount_entry *mount_list, int exact)
+{
+  struct parameter_list *d;
+  for (d = desired; d; d= d->name_next) {
+    struct mount_entry *me;
+    size_t name_len = strlen(d->name);
+    size_t best_match_len = 0;
+    struct mount_entry *best_match = NULL;
+
+    for (me = mount_list; me; me = me->me_next) {
+      size_t len = strlen (me->me_mountdir);
+      if ((exact == FALSE && (best_match_len <= len && len <= name_len && 
+        (len == 1 || strncmp (me->me_mountdir, d->name, len) == 0)))
+	|| (exact == TRUE && strcmp(me->me_mountdir, d->name)==0))
+      {
+        best_match = me;
+        best_match_len = len;
+      } else {
+        len = strlen (me->me_devname);
+        if ((exact == FALSE && (best_match_len <= len && len <= name_len &&
+          (len == 1 || strncmp (me->me_devname, d->name, len) == 0)))
+          || (exact == TRUE && strcmp(me->me_devname, d->name)==0))
+        {
+          best_match = me;
+          best_match_len = len;
+        }
+      }
+    }
+    if (best_match) {
+      d->best_match = best_match;
+    } else {
+      d->best_match = NULL;	/* Not sure why this is needed as it should be null on initialisation */
+    }
+  }
+}
+
+/* Returns TRUE if name is in list */
+int
+np_find_name (struct name_list *list, const char *name)
+{
+  const struct name_list *n;
+
+  if (list == NULL || name == NULL) {
+    return FALSE;
+  }
+  for (n = list; n; n = n->next) {
+    if (!strcmp(name, n->name)) {
+      return TRUE;
+    }
+  }
+  return FALSE;
+}
+
+int
+np_seen_name(struct name_list *list, const char *name)
+{
+  const struct name_list *s;
+  for (s = list; s; s=s->next) {
+    if (!strcmp(s->name, name)) {
+      return TRUE;
+    }
+  }
+  return FALSE;
+}
+