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Minor refactor of file analysis prototype interfaces.

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This commit is contained in:
Jon Siwek 2013-01-16 14:28:19 -06:00
parent 69bd46b3af
commit 4a6fdfbc9c
2 changed files with 34 additions and 22 deletions
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37
src/FileAnalysisManager.cc
View file

@ -40,7 +40,7 @@ int Info::total_bytes_idx = -1;
int Info::undelivered_idx = -1;
int Info::timeout_interval_idx = -1;
Info::Info(const string& file_id, Connection* conn, AnalyzerTag::Tag at)
Info::Info(const string& file_id, Connection* conn, const string& protocol)
: val(0), last_activity_time(network_time), postpone_timeout(false)
{
DBG_LOG(DBG_FILE_ANALYSIS, "Creating new Info object %s", file_id.c_str());
@ -63,8 +63,8 @@ Info::Info(const string& file_id, Connection* conn, AnalyzerTag::Tag at)
UpdateConnectionFields(conn);
if ( at != AnalyzerTag::Error )
val->Assign(protocol_idx, new StringVal(Analyzer::GetTagName(at)));
if ( protocol != "" )
val->Assign(protocol_idx, new StringVal(protocol.c_str()));
ScheduleInactivityTimer();
Manager::EvaluatePolicy(BifEnum::FileAnalysis::TRIGGER_NEW, this);
@ -171,27 +171,37 @@ void Manager::Terminate()
}
void Manager::DataIn(const string& file_id, const u_char* data, uint64 len,
uint64 offset, Connection* conn, AnalyzerTag::Tag at)
uint64 offset, Connection* conn, const string& protocol)
{
Info* info = IDtoInfo(file_id, conn, at);
Info* info = IDtoInfo(file_id, conn, protocol);
info->UpdateLastActivityTime();
info->UpdateConnectionFields(conn);
// TODO: more stuff
}
void Manager::DataIn(const string& file_id, const u_char* data, uint64 len,
Connection* conn, AnalyzerTag::Tag at)
Connection* conn, const string& protocol)
{
Info* info = IDtoInfo(file_id, conn, at);
Info* info = IDtoInfo(file_id, conn, protocol);
info->UpdateLastActivityTime();
info->UpdateConnectionFields(conn);
// TODO: more stuff
}
void Manager::SetSize(const string& file_id, uint64 size,
Connection* conn, AnalyzerTag::Tag at)
void Manager::EndOfData(const string& file_id, Connection* conn,
const string& protocol)
{
Info* info = IDtoInfo(file_id, conn, at);
Info* info = IDtoInfo(file_id, conn, protocol);
info->UpdateLastActivityTime();
info->UpdateConnectionFields(conn);
Manager::EvaluatePolicy(BifEnum::FileAnalysis::TRIGGER_DONE, info);
Remove(file_id);
}
void Manager::SetSize(const string& file_id, uint64 size,
Connection* conn, const string& protocol)
{
Info* info = IDtoInfo(file_id, conn, protocol);
info->UpdateLastActivityTime();
info->UpdateConnectionFields(conn);
info->SetTotalBytes(size);
@ -224,11 +234,11 @@ bool Manager::PostponeTimeout(const string& file_id) const
}
Info* Manager::IDtoInfo(const string& file_id, Connection* conn,
AnalyzerTag::Tag at)
const string& protocol)
{
Info* rval = file_map[file_id];
if ( ! rval )
rval = file_map[file_id] = new Info(file_id, conn, at);
rval = file_map[file_id] = new Info(file_id, conn, protocol);
return rval;
}
@ -261,8 +271,7 @@ void Manager::Timeout(const string& file_id, bool is_terminating)
DBG_LOG(DBG_FILE_ANALYSIS, "File analysis timeout for %s",
info->FileID().c_str());
file_map.erase(file_id);
delete info;
Remove(file_id);
}
void Manager::Remove(const string& file_id)

19
src/FileAnalysisManager.h
View file

@ -6,7 +6,6 @@
#include "Conn.h"
#include "Analyzer.h"
#include "AnalyzerTags.h"
#include "Timer.h"
#include "Val.h"
#include "Reporter.h"
@ -62,7 +61,7 @@ protected:
* Constructor; only file_analysis::Manager should be creating these.
*/
Info(const string& file_id, Connection* conn = 0,
AnalyzerTag::Tag at = AnalyzerTag::Error);
const string& protocol = "");
/**
* Updates the "conn_ids" and "conn_uids" fields in #val record with the
@ -132,20 +131,25 @@ public:
*/
void DataIn(const string& file_id, const u_char* data, uint64 len,
uint64 offset, Connection* conn = 0,
AnalyzerTag::Tag at = AnalyzerTag::Error);
const string& protocol = "");
/**
* Pass in sequential file data.
*/
void DataIn(const string& file_id, const u_char* data, uint64 len,
Connection* conn = 0,
AnalyzerTag::Tag at = AnalyzerTag::Error);
Connection* conn = 0, const string& protocol = "");
/**
* Signal the end of file data.
*/
void EndOfData(const string& file_id, Connection* conn = 0,
const string& protocol = "");
/**
* Provide the expected number of bytes that comprise a file.
*/
void SetSize(const string& file_id, uint64 size, Connection* conn = 0,
AnalyzerTag::Tag at = AnalyzerTag::Error);
const string& protocol = "");
/**
* Discard the file_analysis::Info object associated with \a file_id.
@ -174,13 +178,12 @@ protected:
* doesn't exist.
*/
Info* IDtoInfo(const string& file_id, Connection* conn = 0,
AnalyzerTag::Tag at = AnalyzerTag::Error);
const string& protocol = "");
/**
* @return the Info object mapped to \a file_id, or a null pointer if no
* mapping exists.
*/
Info* Lookup(const string& file_id) const;
/**