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Added protocol description functions that provide a super compressed log representation.

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This commit is contained in:
Seth Hall 2013-07-16 12:01:50 -04:00
parent 4dd4c5344e
commit 0bfdcc1fbc
13 changed files with 190 additions and 75 deletions
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21
scripts/base/protocols/ftp/files.bro
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@ -12,6 +12,9 @@ export {
## Default file handle provider for FTP.
global get_file_handle: function(c: connection, is_orig: bool): string;
## Describe the file being transferred.
global describe_file: function(f: fa_file): string;
}
function get_file_handle(c: connection, is_orig: bool): string
@ -22,9 +25,25 @@ function get_file_handle(c: connection, is_orig: bool): string
return cat(Analyzer::ANALYZER_FTP_DATA, c$start_time, c$id, is_orig);
}
function describe_file(f: fa_file): string
{
# This shouldn't be needed, but just in case...
if ( f$source != "FTP" )
return "";
for ( cid in f$conns )
{
if ( f$conns[cid]?$ftp )
return FTP::describe(f$conns[cid]$ftp);
}
return "";
}
event bro_init() &priority=5
{
Files::register_protocol(Analyzer::ANALYZER_FTP_DATA, FTP::get_file_handle);
Files::register_protocol(Analyzer::ANALYZER_FTP_DATA,
[$get_file_handle = FTP::get_file_handle,
$describe = FTP::describe_file]);
}