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/*
* AT-SPI - Assistive Technology Service Provider Interface
* (Gnome Accessibility Project; http://developer.gnome.org/projects/gap)
*
* Copyright 2008 Codethink Ltd.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include "droute-pairhash.h"
/*---------------------------------------------------------------------------*/
static guint
str_hash (guint32 h, const char *p)
{
for (p += 1; *p != '\0'; p++)
h = (h << 5) - h + *p;
return h;
}
/*---------------------------------------------------------------------------*/
StrPair *
str_pair_new (const gchar *one, const gchar *two)
{
StrPair *pair;
pair = g_new (StrPair, 1);
pair->one = one;
pair->two = two;
return pair;
}
guint
str_pair_hash (gconstpointer key)
{
StrPair *pair = (StrPair *) key;
guint hash = 0;
/*g_return_val_if_fail (pair != NULL, 0);
g_return_val_if_fail (pair->one != NULL, 0);
g_return_val_if_fail (pair->two != NULL, 0);
*/
if (*(pair->two) != '\0')
{
hash = *(pair->two);
hash = str_hash (hash, pair->two);
hash = str_hash (hash, pair->one);
}
return hash;
}
gboolean
str_pair_equal (gconstpointer a, gconstpointer b)
{
StrPair *ap = (StrPair *) a;
StrPair *bp = (StrPair *) b;
if (g_str_equal (ap->one, bp->one) &&
g_str_equal (ap->two, bp->two))
{
return TRUE;
}
else
{
return FALSE;
}
}
/*END------------------------------------------------------------------------*/
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