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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
*
* 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 "mh-uid.h"
#include "camel-stream.h"
#include "camel-stream-fs.h"
#include "camel-stream-buffered-fs.h"
#include "gmime-utils.h"
#include "md5-utils.h"
guchar *
mh_uid_get_for_file (gchar *filename)
{
CamelStream *message_stream;
GArray *header_array;
Rfc822Header *cur_header;
int i;
MD5Context ctx;
guchar *md5_digest_uid;
message_stream = camel_stream_buffered_fs_new_with_name (filename,
CAMEL_STREAM_BUFFERED_FS_READ);
header_array = get_header_array_from_stream (message_stream);
gtk_object_unref (GTK_OBJECT (message_stream));
md5_init (&ctx);
for (i=0; i<header_array->len; i++) {
cur_header = (Rfc822Header *)header_array->data + i;
if (!g_strcasecmp (cur_header->name, "subject")) {
md5_update (&ctx, cur_header->value, strlen (cur_header->value));
} else if (!g_strcasecmp (cur_header->name, "sender")) {
md5_update (&ctx, cur_header->value, strlen (cur_header->value));
} else if (!g_strcasecmp (cur_header->name, "date")) {
md5_update (&ctx, cur_header->value, strlen (cur_header->value));
}
g_free (cur_header->name);
g_free (cur_header->value);
}
g_array_free (header_array, TRUE);
md5_digest_uid = g_new0 (guchar, 16);
md5_final (md5_digest_uid, &ctx);
return md5_digest_uid;
}
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