DNSState_ Struct Reference

Per flow DNS state container. More...

#include <app-layer-dns-common.h>

Collaboration diagram for DNSState_:

Public Member Functions
	TAILQ_HEAD (, DNSTransaction_) tx_list

Data Fields
DNSTransaction *	curr
DNSTransaction *	iter
uint64_t	transaction_max
uint32_t	unreplied_cnt
uint32_t	memuse
struct timeval	last_req
struct timeval	last_resp
uint16_t	window
uint16_t	events
uint16_t	givenup
uint16_t	offset
uint16_t	record_len
uint8_t	gap_ts
uint8_t	gap_tc
uint8_t *	buffer

Detailed Description

Per flow DNS state container.

Definition at line 220 of file app-layer-dns-common.h.

Member Function Documentation

DNSState_::TAILQ_HEAD

(

DNSTransaction_

)

transaction list

Field Documentation

uint8_t* DNSState_::buffer

Definition at line 243 of file app-layer-dns-common.h.

Referenced by DNSStateFree().

DNSTransaction* DNSState_::curr

ptr to current tx

Definition at line 222 of file app-layer-dns-common.h.

Referenced by DNSGetEvents(), DNSGetTx(), DNSSetEvent(), DNSStateTransactionFree(), DNSStoreAnswerInState(), DNSStoreQueryInState(), and DNSTransactionFindByTxId().

uint16_t DNSState_::events

Definition at line 235 of file app-layer-dns-common.h.

Referenced by DNSSetEvent(), and DNSStateTransactionFree().

uint8_t DNSState_::gap_tc

Flag set when a gap has occurred.

Definition at line 242 of file app-layer-dns-common.h.

uint8_t DNSState_::gap_ts

Flag set when a gap has occurred.

Definition at line 241 of file app-layer-dns-common.h.

uint16_t DNSState_::givenup

Definition at line 236 of file app-layer-dns-common.h.

Referenced by DNSStoreQueryInState(), and RegisterDNSUDPParsers().

DNSTransaction* DNSState_::iter

Definition at line 223 of file app-layer-dns-common.h.

Referenced by DNSGetTx(), and DNSSetEvent().

struct timeval DNSState_::last_req

Timestamp of last request.

Definition at line 228 of file app-layer-dns-common.h.

struct timeval DNSState_::last_resp

Timestamp of last response.

Definition at line 229 of file app-layer-dns-common.h.

uint32_t DNSState_::memuse

state memuse, for comparing with state-memcap settings

Definition at line 226 of file app-layer-dns-common.h.

Referenced by DNSCheckMemcap(), DNSDecrMemcap(), DNSIncrMemcap(), and DNSStateFree().

uint16_t DNSState_::offset

Definition at line 239 of file app-layer-dns-common.h.

uint16_t DNSState_::record_len

Definition at line 240 of file app-layer-dns-common.h.

uint64_t DNSState_::transaction_max

Definition at line 224 of file app-layer-dns-common.h.

Referenced by DNSGetTxCnt(), DNSStoreAnswerInState(), DNSStoreQueryInState(), DNSTransactionFindByTxId(), RegisterDNSTCPParsers(), and RegisterDNSUDPParsers().

uint32_t DNSState_::unreplied_cnt

number of unreplied requests in a row

Definition at line 225 of file app-layer-dns-common.h.

Referenced by DNSStoreQueryInState(), and RegisterDNSUDPParsers().

uint16_t DNSState_::window

Window of allowed unreplied requests. Set by the maximum number of subsequent requests without a response.

Definition at line 231 of file app-layer-dns-common.h.

Referenced by DNSTransactionFindByTxId(), and RegisterDNSUDPParsers().

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The documentation for this struct was generated from the following file:

• src/app-layer-dns-common.h