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author | bertrand <Bertrand.Guiheneuf@aful.org> | 1999-08-13 22:30:07 +0800 |
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committer | Bertrand Guiheneuf <bertrand@src.gnome.org> | 1999-08-13 22:30:07 +0800 |
commit | 0472611db8f67bb0c4fc09138e1131802d85b9c3 (patch) | |
tree | 172974a6cace4cfdc16867ad52f0701470e93387 /camel/hash-table-utils.c | |
parent | 18aeb0ec732ed54dcf556d62162fe0392807a675 (diff) | |
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those two func go here now.
1999-08-13 bertrand <Bertrand.Guiheneuf@aful.org>
* camel/hash-table-utils.c (g_strcase_equal):
(g_strcase_hash): those two func go here now.
* camel/hash_table_utils.c (hash_table_generic_free):
free a (gpointer, gpointer) hash table pair.
* camel/camel-mime-message.c (camel_mime_message_init): use
case insensitive hash table functions.
(_set_flag):
(camel_mime_message_set_flag):
(_get_flag):
(camel_mime_message_get_flag):
Use const for flag name, they are now
duplicated.
svn path=/trunk/; revision=1110
Diffstat (limited to 'camel/hash-table-utils.c')
-rw-r--r-- | camel/hash-table-utils.c | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/camel/hash-table-utils.c b/camel/hash-table-utils.c new file mode 100644 index 0000000000..fb3743109b --- /dev/null +++ b/camel/hash-table-utils.c @@ -0,0 +1,79 @@ +/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ +/* generic utilities for hash tables */ + +/* + * + * Copyright (C) 1999 Bertrand Guiheneuf <Bertrand.Guiheneuf@aful.org> . + * + * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + * USA + */ + + +#include "glib.h" +#include "hash-table-utils.h" + + +/* + * free a (key/value) hash table pair. + * to be called in a g_hash_table_foreach() + * before g_hash_table_destroy(). + */ +void +g_hash_table_generic_free (gpointer key, gpointer value, gpointer user_data) +{ + g_free (key); + if (value) g_free (value); +} + + + +/***/ +/* use these two funcs for case insensitive hash table */ + +gint +g_strcase_equal (gconstpointer a, gconstpointer b) +{ + return (g_strcasecmp ((gchar *)a, (gchar *)b) == 0); +} + + +/* modified g_str_hash from glib/gstring.c + because it would have been too slow to + us g_strdown() on the string */ +/* a char* hash function from ASU */ +guint +g_strcase_hash (gconstpointer v) +{ + const char *s = (char*)v; + const char *p; + char c; + guint h=0, g; + + for(p = s; *p != '\0'; p += 1) { + c = isupper ((guchar)*p) ? tolower ((guchar)*p) : *p; + h = ( h << 4 ) + c; + if ( ( g = h & 0xf0000000 ) ) { + h = h ^ (g >> 24); + h = h ^ g; + } + } + + return h /* % M */; +} + + + +/***/ |