diff options
| author | obiot <obiot@f5534014-38df-0310-8fa8-9805f1628bb7> | 2004-01-10 02:38:39 +0000 |
|---|---|---|
| committer | obiot <obiot@f5534014-38df-0310-8fa8-9805f1628bb7> | 2004-01-10 02:38:39 +0000 |
| commit | 77a145bd9e04e2370a17149c4e5d728da23bcdee (patch) | |
| tree | 7c7182c117a4d541fdca24dc6d925333e2ad573b /packet-text-media.c | |
| parent | 58adc466fd18c772dd499d3cdb12f7ec6a05b536 (diff) | |
Add support for a generic line-based text data dissector.
git-svn-id: http://anonsvn.wireshark.org/wireshark/trunk@9623 f5534014-38df-0310-8fa8-9805f1628bb7
Diffstat (limited to 'packet-text-media.c')
| -rw-r--r-- | packet-text-media.c | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/packet-text-media.c b/packet-text-media.c new file mode 100644 index 0000000000..41a14370d1 --- /dev/null +++ b/packet-text-media.c @@ -0,0 +1,140 @@ +/* packet-text-media.c
+ * Routines for text-based media dissection.
+ *
+ * NOTE - The media type is either found in pinfo->match_string
+ * or in pinfo->provate_data.
+ *
+ * (C) Olivier Biot, 2004 <Olivier.Biot (ad) siemens.com>
+ *
+ * $Id: packet-text-media.c,v 1.1 2004/01/10 02:38:38 obiot Exp $
+ *
+ * Ethereal - Network traffic analyzer
+ * By Gerald Combs <gerald@ethereal.com>
+ * Copyright 1998 Gerald Combs
+ *
+ * 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.
+ */
+
+/* Edit this file with 4-space tabs */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <string.h>
+#include <ctype.h>
+
+#include <glib.h>
+#include <epan/packet.h>
+#include <epan/strutil.h>
+
+
+/*
+ * Media dissector for line-based text media like text/plain, message/http.
+ *
+ * TODO - character set and chunked transfer-coding
+ */
+
+static gint proto_text_lines = -1;
+static gint ett_text_lines = -1;
+static dissector_handle_t text_lines_handle;
+
+static const char default_data_name[] = "Line-based text data";
+
+static void
+dissect_text_lines(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
+{
+ proto_tree *subtree;
+ proto_item *ti;
+ gint offset = 0, next_offset;
+ gint len;
+ const char *data_name;
+
+ data_name = pinfo->match_string;
+ if (! (data_name && data_name[0])) {
+ /*
+ * No information from "match_string"
+ */
+ data_name = (char *)(pinfo->private_data);
+ if (! (data_name && data_name[0])) {
+ /*
+ * No information from "private_data"
+ */
+ data_name = NULL;
+ }
+ }
+
+ if (data_name && check_col(pinfo->cinfo, COL_INFO))
+ col_append_fstr(pinfo->cinfo, COL_INFO, " (%s)", data_name);
+
+ if (tree) {
+ ti = proto_tree_add_item(tree, proto_text_lines,
+ tvb, 0, -1, FALSE);
+ if (data_name)
+ proto_item_append_text(ti, ": %s", data_name);
+ subtree = proto_item_add_subtree(ti, ett_text_lines);
+ /* Read the media line by line */
+ while (tvb_reported_length_remaining(tvb, offset) != 0) {
+ len = tvb_find_line_end(tvb, offset,
+ tvb_ensure_length_remaining(tvb, offset),
+ &next_offset, FALSE);
+ if (len == -1)
+ break;
+ proto_tree_add_text(subtree, tvb, offset, next_offset - offset,
+ "%s", tvb_format_text(tvb, offset, len));
+ offset = next_offset;
+ }
+ }
+}
+
+void
+proto_register_text_lines(void)
+{
+ static gint *ett[] = {
+ &ett_text_lines,
+ };
+
+ proto_register_subtree_array(ett, array_length(ett));
+
+ proto_text_lines = proto_register_protocol(
+ "Line-based text data", /* Long name */
+ "Line-based text data", /* Short name */
+ "data-text-lines"); /* Filter name */
+ register_dissector("data-text-lines", dissect_text_lines, proto_text_lines);
+}
+
+void
+proto_reg_handoff_text_lines(void)
+{
+ text_lines_handle = create_dissector_handle(
+ dissect_text_lines, proto_text_lines);
+
+ dissector_add_string("media_type", "text/plain", text_lines_handle);
+ /* W3C line-based textual media */
+ dissector_add_string("media_type", "text/html", text_lines_handle);
+ dissector_add_string("media_type", "text/css", text_lines_handle);
+ dissector_add_string("media_type", "application/xml", text_lines_handle);
+ dissector_add_string("media_type", "application/x-javascript", text_lines_handle);
+ dissector_add_string("media_type", "application/x-www-form-urlencoded", text_lines_handle);
+ dissector_add_string("media_type", "application/x-ns-proxy-autoconfig", text_lines_handle);
+ /* WAP line-based textual media */
+ dissector_add_string("media_type", "text/vnd.wap.wml", text_lines_handle);
+ dissector_add_string("media_type", "text/vnd.wap.si", text_lines_handle);
+ dissector_add_string("media_type", "text/vnd.wap.sl", text_lines_handle);
+ dissector_add_string("media_type", "text/vnd.wap.co", text_lines_handle);
+ dissector_add_string("media_type", "text/vnd.wap.emn", text_lines_handle);
+ /* Other */
+ dissector_add_string("media_type", "text/vnd.sun.j2me.app-descriptor", text_lines_handle);
+}
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