diff options
| author | Luca Deri <deri@ntop.org> | 2016-04-24 23:17:18 +0200 |
|---|---|---|
| committer | Luca Deri <deri@ntop.org> | 2016-04-24 23:17:18 +0200 |
| commit | e23446389c49d2fbe097016542b75a5f860f9713 (patch) | |
| tree | 244f3daef488348693d6da98a2176afca4238494 /src/include | |
| parent | 8cb6172e4bb44fdb45bf80dd3328a0f57173b45b (diff) | |
Reworked https://github.com/ntop/nDPI/commit/8a4c15ecf5c5c1430e8047324a5e336db2f503f1 to avoid adding (un-needed) pcap dependency in nDPI core
Diffstat (limited to 'src/include')
| -rw-r--r-- | src/include/ndpi_util.h | 150 |
1 files changed, 0 insertions, 150 deletions
diff --git a/src/include/ndpi_util.h b/src/include/ndpi_util.h deleted file mode 100644 index 44f7be03d..000000000 --- a/src/include/ndpi_util.h +++ /dev/null @@ -1,150 +0,0 @@ -/* - * ndpi_util.h - * - * Copyright (C) 2011-15 - ntop.org - * Copyright (C) 2009-11 - ipoque GmbH - * - * This file is part of nDPI, an open source deep packet inspection - * library based on the OpenDPI and PACE technology by ipoque GmbH - * - * nDPI is free software: you can redistribute it and/or modify - * it under the terms of the GNU Lesser General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * nDPI 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 Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public License - * along with nDPI. If not, see <http://www.gnu.org/licenses/>. - * - */ - -/** - * This module contains routines to help setup a simple nDPI program. - * - * If you concern about performance or have to integrate nDPI in your - * application, you could need to reimplement them yourself. - * - * WARNING: this API is unstable! Use it at your own risk! - */ - -#ifndef __NDPI_UTIL_H__ -#define __NDPI_UTIL_H__ - -#include <pcap.h> - -// flow tracking -typedef struct ndpi_flow_info { - u_int32_t lower_ip; - u_int32_t upper_ip; - u_int16_t lower_port; - u_int16_t upper_port; - u_int8_t detection_completed, protocol; - u_int16_t vlan_id; - struct ndpi_flow_struct *ndpi_flow; - char lower_name[48], upper_name[48]; - u_int8_t ip_version; - u_int64_t last_seen; - u_int64_t bytes; - u_int32_t packets; - - // result only, not used for flow identification - ndpi_protocol detected_protocol; - - char host_server_name[192]; - char bittorent_hash[41]; - - struct { - char client_certificate[48], server_certificate[48]; - } ssl; - - void *src_id, *dst_id; -} ndpi_flow_info_t; - -typedef struct ndpi_stats { - u_int32_t guessed_flow_protocols; - u_int64_t raw_packet_count; - u_int64_t ip_packet_count; - u_int64_t total_wire_bytes, total_ip_bytes, total_discarded_bytes; - u_int64_t protocol_counter[NDPI_MAX_SUPPORTED_PROTOCOLS + NDPI_MAX_NUM_CUSTOM_PROTOCOLS + 1]; - u_int64_t protocol_counter_bytes[NDPI_MAX_SUPPORTED_PROTOCOLS + NDPI_MAX_NUM_CUSTOM_PROTOCOLS + 1]; - u_int32_t protocol_flows[NDPI_MAX_SUPPORTED_PROTOCOLS + NDPI_MAX_NUM_CUSTOM_PROTOCOLS + 1]; - u_int32_t ndpi_flow_count; - u_int64_t tcp_count, udp_count; - u_int64_t mpls_count, pppoe_count, vlan_count, fragmented_count; - u_int64_t packet_len[6]; - u_int16_t max_packet_len; -} ndpi_stats_t; - -typedef struct ndpi_workflow_prefs { - u_int8_t decode_tunnels; - u_int8_t quiet_mode; - u_int32_t num_roots; - u_int32_t max_ndpi_flows; - u_int32_t detection_tick_resolution; -} ndpi_workflow_prefs_t; - -struct ndpi_workflow; -/** workflow, flow, user data */ -typedef void (*ndpi_workflow_callback_ptr) (struct ndpi_workflow *, struct ndpi_flow_info *, void *); - -typedef struct ndpi_workflow { - u_int64_t last_time; - - struct ndpi_workflow_prefs prefs; - struct ndpi_stats stats; - - ndpi_workflow_callback_ptr __flow_detected_callback; - void * __flow_detected_udata; - ndpi_workflow_callback_ptr __flow_giveup_callback; - void * __flow_giveup_udata; - - /* outside referencies */ - pcap_t *pcap_handle; - - /* allocated by prefs */ - void **ndpi_flows_root; - struct ndpi_detection_module_struct *ndpi_struct; -} ndpi_workflow_t; - -/* TODO: remove wrappers parameters and use ndpi global, when their initialization will be fixed... */ -struct ndpi_workflow * ndpi_workflow_init(const struct ndpi_workflow_prefs * prefs, - pcap_t * pcap_handle, - void * (*malloc_wrapper)(size_t), - void (*free_wrapper)(void*), - ndpi_debug_function_ptr ndpi_debug_printf); - -void ndpi_workflow_free(struct ndpi_workflow * workflow); - -/** Free flow_info ndpi support structures but not the flow_info itself - * - * TODO remove! Half freeing things is bad! - */ -void ndpi_free_flow_info_half(struct ndpi_flow_info *flow); - -/** Process a @packet and update the @workflow. */ -void ndpi_workflow_process_packet (struct ndpi_workflow * workflow, - const struct pcap_pkthdr *header, - const u_char *packet); - -/* flow callbacks: ndpi_flow_info will be freed right after */ -static inline void ndpi_workflow_set_flow_detected_callback(struct ndpi_workflow * workflow, - ndpi_workflow_callback_ptr callback, - void * udata) { - workflow->__flow_detected_callback = callback; - workflow->__flow_detected_udata = udata; -} - -static inline void ndpi_workflow_set_flow_giveup_callback(struct ndpi_workflow * workflow, - ndpi_workflow_callback_ptr callback, - void * udata) { - workflow->__flow_giveup_callback = callback; - workflow->__flow_giveup_udata = udata; -} - -int ndpi_workflow_node_cmp(const void *a, const void *b); - -#endif |