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Diffstat (limited to 'src/source-pfring.h')
-rw-r--r-- | src/source-pfring.h | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/src/source-pfring.h b/src/source-pfring.h new file mode 100644 index 0000000..6b170ee --- /dev/null +++ b/src/source-pfring.h @@ -0,0 +1,84 @@ +/* Copyright (C) 2007-2010 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 William Metcalf <william.metcalf@gmail.com> + */ + +#ifndef __SOURCE_PFRING_H__ +#define __SOURCE_PFRING_H__ + +#define PFRING_IFACE_NAME_LENGTH 48 + +typedef struct PfringThreadVars_ PfringThreadVars; + +/* PfringIfaceConfig flags */ +#define PFRING_CONF_FLAGS_CLUSTER (1 << 0) +#define PFRING_CONF_FLAGS_BYPASS (1 << 1) + +typedef struct PfringIfaceConfig_ +{ + uint32_t flags; + + /* cluster param */ + int cluster_id; + unsigned int ctype; + + char iface[PFRING_IFACE_NAME_LENGTH]; + /* number of threads */ + int threads; + + const char *bpf_filter; + + ChecksumValidationMode checksum_mode; + SC_ATOMIC_DECLARE(unsigned int, ref); + void (*DerefFunc)(void *); +} PfringIfaceConfig; + +/** + * \brief per packet Pfring vars + * + * This structure is used to pass packet metadata in callbacks. + */ +typedef struct PfringPacketVars_ +{ + PfringThreadVars *ptv; + uint32_t flow_id; +} PfringPacketVars; + + +void TmModuleReceivePfringRegister (void); +void TmModuleDecodePfringRegister (void); + +int PfringConfGetThreads(void); +void PfringLoadConfig(void); + +/* + * We don't have to use an enum that sucks in our code + * these values must match with cluster_type in the kernel + * include file pf_ring.h + */ +#define CLUSTER_FLOW 0 +#define CLUSTER_ROUND_ROBIN 1 +#define CLUSTER_FLOW_5_TUPLE 4 +#define CLUSTER_INNER_FLOW 6 +#define CLUSTER_INNER_FLOW_2_TUPLE 7 +#define CLUSTER_INNER_FLOW_4_TUPLE 8 +#define CLUSTER_INNER_FLOW_5_TUPLE 9 +#endif /* __SOURCE_PFRING_H__ */ |