/**
* See if the flow needs to be shutdown and remove it from the
* cache. This function should be placed AFTER all detection type
* components.
*
* @param p packet
*
* @return 0 on success
*/
int CheckFlowShutdown(Packet *p)
{
FLOWCACHE *fcache = &s_fcache;
FLOW *flowp = (FLOW *) p->flow;
PROFILE_VARS;
/* Use TMPSTART to not add to 'checks' */
PREPROC_PROFILE_TMPSTART(flowPerfStats);
if(flowp != NULL)
{
if(flow_checkflag(flowp, FLOW_CLOSEME))
{
/* allow all the submodules to trigger their final stand */
flow_callbacks(FLOW_SHUTDOWN, flowp, FROM_INITIATOR, p);
if(flowcache_releaseflow(fcache, &flowp) != FLOW_SUCCESS)
{
flow_printf("Can't release flow %p\n", p->flow);
PREPROC_PROFILE_TMPEND(flowPerfStats);
return FLOW_BADJUJU;
}
}
}
p->flow = NULL;
PREPROC_PROFILE_TMPEND(flowPerfStats);
return FLOW_SUCCESS;
}
/**Gets a flow flag value.
*
* @param Lua_State* - Lua state variable.
* @param detectorFlow/stack - DetectorFlowUserData object
* @param flags/stack - flags to get.
* @return int - Number of elements on stack, which is 1 if successful, 0 otherwise.
* @return flagValue/stack - value of a given flag.
*/
static int DetectorFlow_getFlowFlag(
lua_State *L
)
{
DetectorFlowUserData *pLuaData;
uint32_t flags;
pLuaData = checkDetectorFlowUserData(L, 1);
if (!pLuaData || !pLuaData->pDetectorFlow)
{
_dpd.errMsg( "getFlowFlag called without detectorFlowUserData");
return 0;
}
flags = lua_tonumber(L, 2);
lua_pushnumber(L, flow_checkflag(pLuaData->pDetectorFlow->pFlow, flags));
return 1;
}
