#include "suricata-common.h"#include "conf.h"#include "util-debug.h"#include "host.h"#include "host-storage.h"#include "host-bit.h"#include "util-random.h"#include "util-misc.h"#include "util-byte.h"#include "host-queue.h"#include "detect-tag.h"#include "detect-engine-tag.h"#include "detect-engine-threshold.h"#include "util-hash-lookup3.h"
Go to the source code of this file.
Macros | |
| #define | HOST_DEFAULT_HASHSIZE 4096 |
| #define | HOST_DEFAULT_MEMCAP 16777216 |
| #define | HOST_DEFAULT_PREALLOC 1000 |
| #define | CMP_HOST(h, a) (CMP_ADDR(&(h)->a, (a))) |
Functions | |
| SC_ATOMIC_DECLARE (uint64_t, host_memuse) | |
| SC_ATOMIC_DECLARE (uint32_t, host_counter) | |
| SC_ATOMIC_DECLARE (uint32_t, host_prune_idx) | |
| int | HostSetMemcap (uint64_t size) |
| Update memcap value. More... | |
| uint64_t | HostGetMemcap (void) |
| Return memcap value. More... | |
| uint64_t | HostGetMemuse (void) |
| Return memuse value. More... | |
| uint32_t | HostSpareQueueGetSize (void) |
| void | HostMoveToSpare (Host *h) |
| Host * | HostAlloc (void) |
| void | HostFree (Host *h) |
| void | HostClearMemory (Host *h) |
| void | HostInitConfig (char quiet) |
| initialize the configuration More... | |
| void | HostPrintStats (void) |
| print some host stats More... | |
| void | HostShutdown (void) |
| shutdown the flow engine More... | |
| void | HostCleanup (void) |
| Cleanup the host engine. More... | |
| void | HostRelease (Host *h) |
| void | HostLock (Host *h) |
| void | HostUnlock (Host *h) |
| Host * | HostGetHostFromHash (Address *a) |
| Host * | HostLookupHostFromHash (Address *a) |
| look up a host in the hash More... | |
| void | HostRegisterUnittests (void) |
Variables | |
| HostHashRow * | host_hash |
| HostConfig | host_config |
Detailed Description
Information about hosts.
Definition in file host.c.
Macro Definition Documentation
◆ CMP_HOST
◆ HOST_DEFAULT_HASHSIZE
◆ HOST_DEFAULT_MEMCAP
◆ HOST_DEFAULT_PREALLOC
Function Documentation
◆ HostAlloc()
| Host* HostAlloc | ( | void | ) |
Definition at line 110 of file host.c.
References HOST_CHECK_MEMCAP.
◆ HostCleanup()
| void HostCleanup | ( | void | ) |
Cleanup the host engine.
Cleanup the host engine from tag and threshold.
Definition at line 351 of file host.c.
References HostConfig_::hash_size, Host_::hnext, host_config, host_hash, HostClearMemory(), HostFreeStorage(), HostMoveToSpare(), Host_::hprev, HRLOCK_LOCK, HRLOCK_UNLOCK, Host_::iprep, and SC_ATOMIC_GET.
◆ HostClearMemory()
| void HostClearMemory | ( | Host * | h | ) |
Definition at line 158 of file host.c.
References HostFreeStorage(), HostStorageSize(), Host_::iprep, and SCFree.
Referenced by HostCleanup(), and HostFree().
◆ HostFree()
| void HostFree | ( | Host * | h | ) |
Definition at line 131 of file host.c.
References HostClearMemory(), Host_::m, SC_ATOMIC_DESTROY, SC_ATOMIC_SUB, SCFree, and SCMutexDestroy.
◆ HostGetHostFromHash()
Definition at line 507 of file host.c.
Referenced by TagHashAddTag().
◆ HostGetMemcap()
| uint64_t HostGetMemcap | ( | void | ) |
Return memcap value.
- Return values
-
memcap value
Definition at line 82 of file host.c.
References host_config, and SC_ATOMIC_GET.
◆ HostGetMemuse()
| uint64_t HostGetMemuse | ( | void | ) |
Return memuse value.
- Return values
-
memuse value
Definition at line 93 of file host.c.
References SC_ATOMIC_GET.
◆ HostInitConfig()
| void HostInitConfig | ( | char | quiet | ) |
initialize the configuration
- Warning
- Not thread safe
set config values for memcap, prealloc and hash_size
Definition at line 175 of file host.c.
References HostStorageSize(), and SCLogDebug.
◆ HostLock()
| void HostLock | ( | Host * | h | ) |
Definition at line 488 of file host.c.
References Host_::m, and SCMutexLock.
◆ HostLookupHostFromHash()
◆ HostMoveToSpare()
| void HostMoveToSpare | ( | Host * | h | ) |
Definition at line 104 of file host.c.
References HostEnqueue().
Referenced by HostCleanup().
◆ HostPrintStats()
| void HostPrintStats | ( | void | ) |
print some host stats
- Warning
- Not thread safe
Definition at line 294 of file host.c.
References host_config, SC_ATOMIC_GET, and SCLogPerf.
Referenced by HostShutdown().
◆ HostRegisterUnittests()
| void HostRegisterUnittests | ( | void | ) |
Definition at line 738 of file host.c.
References RegisterHostStorageTests().
◆ HostRelease()
| void HostRelease | ( | Host * | h | ) |
Definition at line 482 of file host.c.
References HostDecrUsecnt, Host_::m, and SCMutexUnlock.
◆ HostSetMemcap()
| int HostSetMemcap | ( | uint64_t | size | ) |
Update memcap value.
- Parameters
-
size new memcap value
Definition at line 67 of file host.c.
References host_config, SC_ATOMIC_GET, and SC_ATOMIC_SET.
◆ HostShutdown()
| void HostShutdown | ( | void | ) |
shutdown the flow engine
- Warning
- Not thread safe
Definition at line 307 of file host.c.
References HostDequeue(), and HostPrintStats().
◆ HostSpareQueueGetSize()
| uint32_t HostSpareQueueGetSize | ( | void | ) |
Definition at line 99 of file host.c.
References HostQueueLen().
Referenced by HostGetSpareCount().
◆ HostUnlock()
| void HostUnlock | ( | Host * | h | ) |
Definition at line 493 of file host.c.
References Host_::m, and SCMutexUnlock.
◆ SC_ATOMIC_DECLARE() [1/3]
| SC_ATOMIC_DECLARE | ( | uint32_t | , |
| host_counter | |||
| ) |
◆ SC_ATOMIC_DECLARE() [2/3]
| SC_ATOMIC_DECLARE | ( | uint32_t | , |
| host_prune_idx | |||
| ) |
◆ SC_ATOMIC_DECLARE() [3/3]
| SC_ATOMIC_DECLARE | ( | uint64_t | , |
| host_memuse | |||
| ) |
Variable Documentation
◆ host_config
| HostConfig host_config |
Definition at line 52 of file host.c.
Referenced by HostCleanup(), HostGetMemcap(), HostPrintStats(), HostSetMemcap(), and HostTimeoutHash().
◆ host_hash
| HostHashRow* host_hash |
host hash table
Definition at line 49 of file host.c.
Referenced by HostCleanup(), and HostTimeoutHash().
