zeek/scripts/base/protocols/smtp/file-analysis.bro
Jon Siwek 2747e839fb FileAnalysis: insert explicit event queue flush points.
And added an event called "event_queue_flush_point" to mark where that
occured in the event stream.  The FAF now uses an explicit event queue
flush instead of buffering input in order to wait for a file handle to
be returned from script-layer.
2013-04-10 16:48:10 -05:00

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@load ./main
@load ./entities
@load base/utils/conn-ids
@load base/frameworks/file-analysis/main
module SMTP;
export {
## Default file handle provider for SMTP.
global get_file_handle: function(c: connection, is_orig: bool): string;
}
function get_file_handle(c: connection, is_orig: bool): string
{
if ( ! c?$smtp ) return "";
return fmt("%s %s %s %s", ANALYZER_SMTP, c$start_time,
c$smtp$trans_depth, c$smtp_state$mime_level);
}
module GLOBAL;
event get_file_handle(tag: AnalyzerTag, c: connection, is_orig: bool)
{
if ( tag != ANALYZER_SMTP ) return;
set_file_handle(SMTP::get_file_handle(c, is_orig));
}