zeek/scripts/base/protocols/ftp/utils.bro
2013-07-16 12:07:33 -04:00

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##! Utilities specific for FTP processing.
@load ./main
@load base/utils/addrs
module FTP;
export {
## Creates a URL from an :bro:type:`FTP::Info` record.
##
## rec: An :bro:type:`FTP::Info` record.
##
## Returns: A URL, not prefixed by "ftp://".
global build_url: function(rec: Info): string;
## Creates a URL from an :bro:type:`FTP::Info` record.
##
## rec: An :bro:type:`FTP::Info` record.
##
## Returns: A URL prefixed with "ftp://".
global build_url_ftp: function(rec: Info): string;
## Create an extremely shortened representation of a log line.
global describe: function(rec: Info): string;
}
function build_url(rec: Info): string
{
if ( !rec?$arg )
return "";
local comp_path = build_path_compressed(rec$cwd, rec$arg);
if ( comp_path[0] != "/" )
comp_path = cat("/", comp_path);
return fmt("%s%s", addr_to_uri(rec$id$resp_h), comp_path);
}
function build_url_ftp(rec: Info): string
{
return fmt("ftp://%s", build_url(rec));
}
function describe(rec: Info): string
{
return build_url_ftp(rec);
}