From bad78f629a420ede7fa0ad7929efb343354fb037 Mon Sep 17 00:00:00 2001 From: Guy Harris Date: Tue, 6 Apr 1999 02:02:12 +0000 Subject: Add NNTP support. svn path=/trunk/; revision=241 --- packet-nntp.c | 109 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 109 insertions(+) create mode 100644 packet-nntp.c (limited to 'packet-nntp.c') diff --git a/packet-nntp.c b/packet-nntp.c new file mode 100644 index 0000000000..7aabb1382e --- /dev/null +++ b/packet-nntp.c @@ -0,0 +1,109 @@ +/* packet-nntp.c + * Routines for nntp packet dissection + * Copyright 1999, Richard Sharpe + * + * $Id: packet-nntp.c,v 1.1 1999/04/06 02:02:11 guy Exp $ + * + * Ethereal - Network traffic analyzer + * By Gerald Combs + * 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. + */ + +#ifdef HAVE_CONFIG_H +# include "config.h" +#endif + +#include + +#ifdef HAVE_SYS_TYPES_H +# include +#endif + +#ifdef HAVE_NETINET_IN_H +# include +#endif + +#include +#include +#include "packet.h" + +extern packet_info pi; + +void +dissect_nntp(const u_char *pd, int offset, frame_data *fd, proto_tree *tree, int max_data) +{ + gchar *type; + proto_tree *nntp_tree, *ti; + const u_char *data, *dataend; + const u_char *lineend, *eol; + int linelen; + + data = &pd[offset]; + dataend = data + END_OF_FRAME; + if (dataend > data + max_data) + dataend = data + max_data; + + if (pi.match_port == pi.destport) + type = "Request"; + else + type = "Response"; + + if (check_col(fd, COL_PROTOCOL)) + col_add_str(fd, COL_PROTOCOL, "NNTP"); + + if (check_col(fd, COL_INFO)) { + /* + * Put the first line from the buffer into the summary. + */ + lineend = find_line_end(data, dataend, &eol); + linelen = eol - data; + col_add_fstr(fd, COL_INFO, "%s: %s", type, + format_text(data, linelen)); + } + + if (tree) { + + ti = proto_tree_add_item(tree, offset, END_OF_FRAME, + "Network News Transfer Protocol"); + nntp_tree = proto_tree_new(); + proto_item_add_subtree(ti, nntp_tree, ETT_NNTP); + + /* + * Show the request or response as text, a line at a time. + * XXX - for requests, we could display the stuff after the + * first line, if any, based on what the request was, and + * for responses, we could display it based on what the + * matching request was, although the latter requires us to + * know what the matching request was.... + */ + while (data < dataend) { + /* + * Find the end of the line. + */ + lineend = find_line_end(data, dataend, &eol); + linelen = lineend - data; + + /* + * Put this line. + */ + proto_tree_add_item(nntp_tree, offset, linelen, "%s", + format_text(data, linelen)); + offset += linelen; + data = lineend; + } + } +} -- cgit v1.2.3