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Diffstat (limited to 'framework/src/suricata/src/ippair.h')
| -rw-r--r-- | framework/src/suricata/src/ippair.h | 154 |
1 files changed, 0 insertions, 154 deletions
diff --git a/framework/src/suricata/src/ippair.h b/framework/src/suricata/src/ippair.h deleted file mode 100644 index 79affc62..00000000 --- a/framework/src/suricata/src/ippair.h +++ /dev/null @@ -1,154 +0,0 @@ -/* Copyright (C) 2007-2013 Open Information Security Foundation - * - * You can copy, redistribute or modify this Program under the terms of - * the GNU General Public License version 2 as published by the Free - * Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * version 2 along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - */ - -/** - * \file - * - * \author Victor Julien <victor@inliniac.net> - */ - -#ifndef __IPPAIR_H__ -#define __IPPAIR_H__ - -#include "decode.h" -#include "util-storage.h" - -/** Spinlocks or Mutex for the flow buckets. */ -//#define HRLOCK_SPIN -#define HRLOCK_MUTEX - -#ifdef HRLOCK_SPIN - #ifdef HRLOCK_MUTEX - #error Cannot enable both HRLOCK_SPIN and HRLOCK_MUTEX - #endif -#endif - -#ifdef HRLOCK_SPIN - #define HRLOCK_TYPE SCSpinlock - #define HRLOCK_INIT(fb) SCSpinInit(&(fb)->lock, 0) - #define HRLOCK_DESTROY(fb) SCSpinDestroy(&(fb)->lock) - #define HRLOCK_LOCK(fb) SCSpinLock(&(fb)->lock) - #define HRLOCK_TRYLOCK(fb) SCSpinTrylock(&(fb)->lock) - #define HRLOCK_UNLOCK(fb) SCSpinUnlock(&(fb)->lock) -#elif defined HRLOCK_MUTEX - #define HRLOCK_TYPE SCMutex - #define HRLOCK_INIT(fb) SCMutexInit(&(fb)->lock, NULL) - #define HRLOCK_DESTROY(fb) SCMutexDestroy(&(fb)->lock) - #define HRLOCK_LOCK(fb) SCMutexLock(&(fb)->lock) - #define HRLOCK_TRYLOCK(fb) SCMutexTrylock(&(fb)->lock) - #define HRLOCK_UNLOCK(fb) SCMutexUnlock(&(fb)->lock) -#else - #error Enable HRLOCK_SPIN or HRLOCK_MUTEX -#endif - -typedef struct IPPair_ { - /** ippair mutex */ - SCMutex m; - - /** ippair addresses -- ipv4 or ipv6 */ - Address a[2]; - - /** use cnt, reference counter */ - SC_ATOMIC_DECLARE(unsigned int, use_cnt); - - /** storage api handle */ - Storage *storage; - - /** hash pointers, protected by hash row mutex/spin */ - struct IPPair_ *hnext; - struct IPPair_ *hprev; - - /** list pointers, protected by ippair-queue mutex/spin */ - struct IPPair_ *lnext; - struct IPPair_ *lprev; -} IPPair; - -typedef struct IPPairHashRow_ { - HRLOCK_TYPE lock; - IPPair *head; - IPPair *tail; -} __attribute__((aligned(CLS))) IPPairHashRow; - -/** ippair hash table */ -IPPairHashRow *ippair_hash; - -#define IPPAIR_VERBOSE 0 -#define IPPAIR_QUIET 1 - -typedef struct IPPairConfig_ { - uint64_t memcap; - uint32_t hash_rand; - uint32_t hash_size; - uint32_t prealloc; -} IPPairConfig; - -/** \brief check if a memory alloc would fit in the memcap - * - * \param size memory allocation size to check - * - * \retval 1 it fits - * \retval 0 no fit - */ -#define IPPAIR_CHECK_MEMCAP(size) \ - ((((uint64_t)SC_ATOMIC_GET(ippair_memuse) + (uint64_t)(size)) <= ippair_config.memcap)) - -#define IPPairIncrUsecnt(h) \ - (void)SC_ATOMIC_ADD((h)->use_cnt, 1) -#define IPPairDecrUsecnt(h) \ - (void)SC_ATOMIC_SUB((h)->use_cnt, 1) - -#define IPPairReference(dst_h_ptr, h) do { \ - if ((h) != NULL) { \ - IPPairIncrUsecnt((h)); \ - *(dst_h_ptr) = h; \ - } \ - } while (0) - -#define IPPairDeReference(src_h_ptr) do { \ - if (*(src_h_ptr) != NULL) { \ - IPPairDecrUsecnt(*(src_h_ptr)); \ - *(src_h_ptr) = NULL; \ - } \ - } while (0) - -IPPairConfig ippair_config; -SC_ATOMIC_DECLARE(unsigned long long int,ippair_memuse); -SC_ATOMIC_DECLARE(unsigned int,ippair_counter); -SC_ATOMIC_DECLARE(unsigned int,ippair_prune_idx); - -void IPPairInitConfig(char quiet); -void IPPairShutdown(void); -void IPPairCleanup(void); - -IPPair *IPPairLookupIPPairFromHash (Address *, Address *); -IPPair *IPPairGetIPPairFromHash (Address *, Address *); -void IPPairRelease(IPPair *); -void IPPairLock(IPPair *); -void IPPairClearMemory(IPPair *); -void IPPairMoveToSpare(IPPair *); -uint32_t IPPairSpareQueueGetSize(void); -void IPPairPrintStats (void); - -void IPPairRegisterUnittests(void); - -IPPair *IPPairAlloc(void); -void IPPairFree(IPPair *); - -void IPPairLock(IPPair *); -void IPPairUnlock(IPPair *); - -#endif /* __IPPAIR_H__ */ |