diff options
Diffstat (limited to 'framework/src/suricata/src/app-layer-modbus.h')
| -rw-r--r-- | framework/src/suricata/src/app-layer-modbus.h | 129 |
1 files changed, 0 insertions, 129 deletions
diff --git a/framework/src/suricata/src/app-layer-modbus.h b/framework/src/suricata/src/app-layer-modbus.h deleted file mode 100644 index 25ac519a..00000000 --- a/framework/src/suricata/src/app-layer-modbus.h +++ /dev/null @@ -1,129 +0,0 @@ -/* - * Copyright (C) 2014 ANSSI - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, - * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY - * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL - * THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, - * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, - * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; - * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, - * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR - * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF - * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -/** - * \file - * - * \author David DIALLO <diallo@et.esiea.fr> - */ - -#ifndef __APP_LAYER_MODBUS_H__ -#define __APP_LAYER_MODBUS_H__ - -#include "decode.h" -#include "detect-engine-state.h" -#include "queue.h" - -/* Modbus Application Data Unit (ADU) - * and Protocol Data Unit (PDU) messages */ -enum { - MODBUS_DECODER_EVENT_INVALID_PROTOCOL_ID, - MODBUS_DECODER_EVENT_UNSOLICITED_RESPONSE, - MODBUS_DECODER_EVENT_INVALID_LENGTH, - MODBUS_DECODER_EVENT_INVALID_UNIT_IDENTIFIER, - MODBUS_DECODER_EVENT_INVALID_FUNCTION_CODE, - MODBUS_DECODER_EVENT_INVALID_VALUE, - MODBUS_DECODER_EVENT_INVALID_EXCEPTION_CODE, - MODBUS_DECODER_EVENT_VALUE_MISMATCH, - MODBUS_DECODER_EVENT_FLOODED, -}; - -/* Modbus Function Code Categories. */ -#define MODBUS_CAT_NONE 0x0 -#define MODBUS_CAT_PUBLIC_ASSIGNED (1<<0) -#define MODBUS_CAT_PUBLIC_UNASSIGNED (1<<1) -#define MODBUS_CAT_USER_DEFINED (1<<2) -#define MODBUS_CAT_RESERVED (1<<3) -#define MODBUS_CAT_ALL 0xFF - -/* Modbus Read/Write function and Access Types. */ -#define MODBUS_TYP_NONE 0x0 -#define MODBUS_TYP_ACCESS_MASK 0x03 -#define MODBUS_TYP_READ (1<<0) -#define MODBUS_TYP_WRITE (1<<1) -#define MODBUS_TYP_ACCESS_FUNCTION_MASK 0x3C -#define MODBUS_TYP_BIT_ACCESS_MASK 0x0C -#define MODBUS_TYP_DISCRETES (1<<2) -#define MODBUS_TYP_COILS (1<<3) -#define MODBUS_TYP_WORD_ACCESS_MASK 0x30 -#define MODBUS_TYP_INPUT (1<<4) -#define MODBUS_TYP_HOLDING (1<<5) -#define MODBUS_TYP_SINGLE (1<<6) -#define MODBUS_TYP_MULTIPLE (1<<7) -#define MODBUS_TYP_WRITE_SINGLE (MODBUS_TYP_WRITE | MODBUS_TYP_SINGLE) -#define MODBUS_TYP_WRITE_MULTIPLE (MODBUS_TYP_WRITE | MODBUS_TYP_MULTIPLE) -#define MODBUS_TYP_READ_WRITE_MULTIPLE (MODBUS_TYP_READ | MODBUS_TYP_WRITE | MODBUS_TYP_MULTIPLE) - -/* Modbus Transaction Structure, request/response. */ -typedef struct ModbusTransaction_ { - struct ModbusState_ *modbus; - - uint64_t tx_num; /**< internal: id */ - uint16_t transactionId; - uint16_t length; - uint8_t function; - uint8_t category; - uint8_t type; - uint8_t replied; /**< bool indicating request is replied to. */ - - union { - uint16_t subFunction; - uint8_t mei; - struct { - struct { - uint16_t address; - uint16_t quantity; - } read; - struct { - uint16_t address; - uint16_t quantity; - uint8_t count; - } write; - }; - }; - uint16_t *data; /**< to store data to write, bit is converted in 16bits. */ - - AppLayerDecoderEvents *decoder_events; /**< per tx events */ - DetectEngineState *de_state; - - TAILQ_ENTRY(ModbusTransaction_) next; -} ModbusTransaction; - -/* Modbus State Structure. */ -typedef struct ModbusState_ { - TAILQ_HEAD(, ModbusTransaction_) tx_list; /**< transaction list */ - ModbusTransaction *curr; /**< ptr to current tx */ - uint64_t transaction_max; - uint32_t unreplied_cnt; /**< number of unreplied requests */ - uint16_t events; - uint8_t givenup; /**< bool indicating flood. */ -} ModbusState; - -void RegisterModbusParsers(void); -void ModbusParserRegisterTests(void); - -#endif /* __APP_LAYER_MODBUS_H__ */ |