- fixed bad SVN issues, should all work again now
- does not compile, need rewrite of parser and generator
This commit is contained in:
parent
52f831011f
commit
c0211a292b
15 changed files with 662 additions and 13 deletions
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@ -24,8 +24,8 @@
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#include "types.h"
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#include "tester.h"
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#include "job_queue.h"
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#include "utils/tester.h"
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#include "queues/job_queue.h"
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job_queue_t *job_queue;
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@ -140,7 +140,7 @@ FILE_PATTERNS = *.c *.h
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RECURSIVE = YES
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EXCLUDE = tests
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EXCLUDE = testcases
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EXCLUDE_SYMLINKS = NO
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@ -30,6 +30,7 @@
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#include "types.h"
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#include "utils/allocator.h"
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#include "payloads/payload.h"
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typedef struct private_generator_context_s private_generator_context_t;
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@ -24,7 +24,8 @@
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#define GENERATOR_H_
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#include "types.h"
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#include "encodings/encodings.h"
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#include "payloads/encodings.h"
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#include "payloads/payload.h"
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/**
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* Generating is done in a data buffer.
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@ -120,6 +121,6 @@ struct generator_s {
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* all the payload informations needed to
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* automatic generate a specific payload
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*/
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generator_t * generator_create(payload_info_t ** payload_infos);
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generator_t * generator_create();
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#endif /*GENERATOR_H_*/
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@ -28,7 +28,8 @@
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#include "ike_sa_id.h"
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#include "utils/linked_list.h"
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#include "utils/allocator.h"
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#include "encodings/encodings.h"
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#include "payloads/encodings.h"
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#include "payloads/payload.h"
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/**
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* Entry for a payload in the internal used linked list
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@ -30,6 +30,7 @@
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#include "globals.h"
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#include "utils/allocator.h"
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#include "utils/logger.h"
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#include "payloads/payload.h"
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/**
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* @private data stored in a context
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@ -24,7 +24,8 @@
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#define PARSER_H_
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#include "types.h"
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#include "encodings/encodings.h"
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#include "payloads/encodings.h"
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#include "payloads/payload.h"
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/**
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* @brief The parser context stores state information for a parsing session.
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@ -101,6 +102,6 @@ struct parser_s {
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* @param payload_infos list of payload_info_t
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*
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*/
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parser_t *parser_create(payload_info_t **payload_infos);
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parser_t *parser_create();
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#endif /*PARSER_H_*/
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206
Source/charon/payloads/encodings.h
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206
Source/charon/payloads/encodings.h
Normal file
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/**
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* @file encodings.h
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*
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* @brief Type definitions for parser and generator,
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* also payload types are defined here.
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*
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* Header is parsed like a payload and gets its one payload_id
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* from PRIVATE USE space. Also the substructures
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* of specific payload types get their own payload_id
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* from PRIVATE_USE space. See RFC for mor informations.
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*
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*/
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/*
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* Copyright (C) 2005 Jan Hutter, Martin Willi
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* Hochschule fuer Technik Rapperswil
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*/
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#ifndef ENCODINGS_H_
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#define ENCODINGS_H_
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#include "../types.h"
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#include "../definitions.h"
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/**
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* @brief All different kinds of encoding types.
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*
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* Each field of an IKEv2-Message (in header or payload)
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* which has to be parsed or generated differently has its own
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* type defined here.
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*/
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typedef enum encoding_type_e encoding_type_t;
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enum encoding_type_e{
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/**
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* Representing a 4 Bit unsigned int value
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*
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*
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* When generating it must be changed from host to network order.
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* The value is read from the associated data struct.
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* The current write position is moved 4 bit forward afterwards.
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*
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* When parsing it must be changed from network to host order.
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* The value is written to the associated data struct.
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* The current read pointer is moved 4 bit forward afterwards.
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*/
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U_INT_4,
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/**
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* Representing a 8 Bit unsigned int value
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*
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*
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* When generating it must be changed from host to network order.
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* The value is read from the associated data struct.
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* The current write position is moved 8 bit forward afterwards.
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*
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* When parsing it must be changed from network to host order.
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* The value is written to the associated data struct.
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* The current read pointer is moved 8 bit forward afterwards.
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*/
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U_INT_8,
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/**
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* Representing a 16 Bit unsigned int value
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*
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*
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* When generating it must be changed from host to network order.
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* The value is read from the associated data struct.
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* The current write position is moved 16 bit forward afterwards.
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*
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* When parsing it must be changed from network to host order.
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* The value is written to the associated data struct.
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* The current read pointer is moved 16 bit forward afterwards.
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*/
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U_INT_16,
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/**
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* Representing a 32 Bit unsigned int value
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*
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* When generating it must be changed from host to network order.
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* The value is read from the associated data struct.
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* The current write position is moved 32 bit forward afterwards.
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*
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* When parsing it must be changed from network to host order.
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* The value is written to the associated data struct.
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* The current read pointer is moved 32 bit forward afterwards.
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*/
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U_INT_32,
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/**
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* Representing a 64 Bit unsigned int value
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*
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* When generating it must be changed from host to network order.
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* The value is read from the associated data struct.
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* The current write position is moved 64 bit forward afterwards.
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*
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* When parsing it must be changed from network to host order.
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* The value is written to the associated data struct.
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* The current read pointer is moved 64 bit forward afterwards.
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*/
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U_INT_64,
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/**
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* @brief represents a RESERVED_BIT used in FLAG-Bytes
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*
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* When generating, the next bit is set to zero and the current write
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* position is moved one bit forward.
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* No value is read from the associated data struct.
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* The current write position is moved 1 bit forward afterwards.
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*
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* When parsing, the current read pointer is moved one bit forward.
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* No value is written to the associated data struct.
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* The current read pointer is moved 1 bit forward afterwards.
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*/
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RESERVED_BIT,
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/**
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* @brief represents a RESERVED_BYTE
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*
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* When generating, the next byte is set to zero and the current write
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* position is moved one byte forward.
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* No value is read from the associated data struct.
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* The current write position is moved 1 byte forward afterwards.
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*
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* When parsing, the current read pointer is moved one byte forward.
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* No value is written to the associated data struct.
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* The current read pointer is moved 1 byte forward afterwards.
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*/
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RESERVED_BYTE,
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/**
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* Representing a 1 Bit flag.
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*
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* When generation, the next bit is set to 1 if the associated value
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* in the data struct is TRUE, 0 otherwise. The current write position
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* is moved 1 bit forward afterwards.
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*
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* When parsing, the next bit is read and stored in the associated data
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* struct. 0 means FALSE, 1 means TRUE, The current read pointer
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* is moved 1 bit forward afterwards
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*/
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FLAG,
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/**
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* Representating a length field
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*
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* When generating it must be changed from host to network order.
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* The value is read from the associated data struct.
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* The current write position is moved 32 bit forward afterwards.
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*
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* When parsing it must be changed from network to host order.
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* The value is written to the associated data struct.
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* The current read pointer is moved 32 bit forward afterwards.
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*/
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LENGTH,
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/**
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* Representating a spi size field
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*
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* When generating it must be changed from host to network order.
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* The value is read from the associated data struct.
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* The current write position is moved 32 bit forward afterwards.
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*
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* When parsing it must be changed from network to host order.
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* The value is written to the associated data struct.
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* The current read pointer is moved 32 bit forward afterwards.
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*/
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SPI_SIZE
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};
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/**
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* An encoding rule is a mapping of a specific encoding type to
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* a location in the data struct where the current field is stored to
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* or read from.
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*
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* For examples see directory encodings/.
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*
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* This rules are used by parser and generator.
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*/
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typedef struct encoding_rule_s encoding_rule_t;
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struct encoding_rule_s{
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/**
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* Encoding type
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*/
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encoding_type_t type;
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/**
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* Offset in the data struct
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*
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* When parsing, data are written to this offset of the
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* data struct.
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*
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* When generating, data are read from this offset in the
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* data struct.
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*/
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u_int32_t offset;
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};
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#endif /*ENCODINGS_H_*/
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67
Source/charon/payloads/ike_header.c
Normal file
67
Source/charon/payloads/ike_header.c
Normal file
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/**
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* @file ike_header.c
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*
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* @brief Definition of the encoding rules used when parsing or generating
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* an IKEv2-Header
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*
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*/
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/*
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* Copyright (C) 2005 Jan Hutter, Martin Willi
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* Hochschule fuer Technik Rapperswil
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*/
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/* offsetof macro */
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#include <stddef.h>
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#include "encodings.h"
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#include "ike_header.h"
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/**
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* Encoding rules to parse or generate a IKEv2-Header
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*
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* The defined offsets are the positions in a struct of type
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* ike_header_t.
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*
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*/
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encoding_rule_t ike_header_encodings[] = {
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/* 8 Byte SPI, stored in the field initiator_spi */
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{ U_INT_64, offsetof(ike_header_t, initiator_spi) },
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/* 8 Byte SPI, stored in the field responder_spi */
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{ U_INT_64, offsetof(ike_header_t, responder_spi) },
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/* 1 Byte next payload type, stored in the field next_payload */
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{ U_INT_8, offsetof(ike_header_t, next_payload) },
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/* 4 Bit major version, stored in the field maj_version */
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{ U_INT_4, offsetof(ike_header_t, maj_version) },
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/* 4 Bit minor version, stored in the field min_version */
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{ U_INT_4, offsetof(ike_header_t, min_version) },
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/* 8 Bit for the exchange type */
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{ U_INT_8, offsetof(ike_header_t, exchange_type) },
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/* 2 Bit reserved bits, nowhere stored */
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{ RESERVED_BIT, 0 },
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{ RESERVED_BIT, 0 },
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/* 3 Bit flags, stored in the fields response, version and initiator */
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{ FLAG, offsetof(ike_header_t, flags.response) },
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{ FLAG, offsetof(ike_header_t, flags.version) },
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{ FLAG, offsetof(ike_header_t, flags.initiator) },
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/* 3 Bit reserved bits, nowhere stored */
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{ RESERVED_BIT, 0 },
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{ RESERVED_BIT, 0 },
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{ RESERVED_BIT, 0 },
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/* 4 Byte message id, stored in the field message_id */
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{ U_INT_32, offsetof(ike_header_t, message_id) },
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/* 4 Byte length fied, stored in the field length */
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{ LENGTH, offsetof(ike_header_t, length) }
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};
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|
111
Source/charon/payloads/ike_header.h
Normal file
111
Source/charon/payloads/ike_header.h
Normal file
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/**
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* @file ike_header.h
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*
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* @brief Declaration of the data struct ike_header_t.
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||||
*
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* The data of a parsed header are stored in a struct of this type.
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*
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*/
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/*
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* Copyright (C) 2005 Jan Hutter, Martin Willi
|
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* Hochschule fuer Technik Rapperswil
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*
|
||||
* This program is free software; you can redistribute it and/or modify it
|
||||
* under the terms of the GNU General Public License as published by the
|
||||
* Free Software Foundation; either version 2 of the License, or (at your
|
||||
* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
|
||||
*
|
||||
* 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.
|
||||
*/
|
||||
|
||||
#ifndef IKE_HEADER_H_
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#define IKE_HEADER_H_
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|
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#include "../types.h"
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#include "payload.h"
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||||
|
||||
/**
|
||||
* Data structure to hold the data of an IKEv2-Header
|
||||
*
|
||||
* The header format of an IKEv2-Message is compatible to the
|
||||
* ISAKMP-Header format to allow implementations supporting
|
||||
* both versions of the IKE-protocol.
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||||
*
|
||||
*/
|
||||
typedef struct ike_header_s ike_header_t;
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||||
|
||||
struct ike_header_s {
|
||||
/**
|
||||
* implements payload_t interface
|
||||
*/
|
||||
payload_t payload_interface;
|
||||
/**
|
||||
* SPI of the initiator
|
||||
*/
|
||||
u_int64_t initiator_spi;
|
||||
/**
|
||||
* SPI of the responder
|
||||
*/
|
||||
u_int64_t responder_spi;
|
||||
/**
|
||||
* next payload type
|
||||
*/
|
||||
u_int8_t next_payload;
|
||||
/**
|
||||
* IKE major version
|
||||
*/
|
||||
u_int8_t maj_version;
|
||||
|
||||
/**
|
||||
* IKE minor version
|
||||
*/
|
||||
u_int8_t min_version;
|
||||
|
||||
/**
|
||||
* Exchange type
|
||||
*/
|
||||
u_int8_t exchange_type;
|
||||
|
||||
/**
|
||||
* Flags of the Message
|
||||
*
|
||||
*/
|
||||
struct {
|
||||
/**
|
||||
* Sender is initiator of the associated IKE_SA_INIT-Exchange
|
||||
*/
|
||||
bool initiator;
|
||||
/**
|
||||
* is protocol supporting higher version?
|
||||
*/
|
||||
bool version;
|
||||
/**
|
||||
* TRUE, if this is a response, FALSE if its a Request
|
||||
*/
|
||||
bool response;
|
||||
} flags;
|
||||
/**
|
||||
* Associated Message-ID
|
||||
*/
|
||||
u_int32_t message_id;
|
||||
/**
|
||||
* Length of the whole IKEv2-Message (header and all payloads)
|
||||
*/
|
||||
u_int32_t length;
|
||||
};
|
||||
|
||||
/**
|
||||
* @brief Create an empty ike_header
|
||||
*
|
||||
* @return
|
||||
* - created ike_header, or
|
||||
* - NULL if failed
|
||||
*/
|
||||
|
||||
ike_header_t *create_ike_header();
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||||
|
||||
#endif /*IKE_HEADER_H_*/
|
63
Source/charon/payloads/payload.c
Normal file
63
Source/charon/payloads/payload.c
Normal file
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@ -0,0 +1,63 @@
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|||
/**
|
||||
* @file payload.c
|
||||
*
|
||||
* @brief Generic payload interface
|
||||
*
|
||||
*
|
||||
*/
|
||||
|
||||
/*
|
||||
* Copyright (C) 2005 Jan Hutter, Martin Willi
|
||||
* Hochschule fuer Technik Rapperswil
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify it
|
||||
* under the terms of the GNU General Public License as published by the
|
||||
* Free Software Foundation; either version 2 of the License, or (at your
|
||||
* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
|
||||
*
|
||||
* 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.
|
||||
*/
|
||||
|
||||
|
||||
#include "payload.h"
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
/*
|
||||
* build the mappings for payload_type_t
|
||||
*/
|
||||
mapping_t payload_type_t_mappings[] = {
|
||||
{NO_PAYLOAD, "NO_PAYLOAD"},
|
||||
{SECURITY_ASSOCIATION, "SECURITY_ASSOCIATION"},
|
||||
{KEY_EXCHANGE, "KEY_EXCHANGE"},
|
||||
{ID_INITIATOR, "ID_INITIATOR"},
|
||||
{ID_RESPONDER, "ID_RESPONDER"},
|
||||
{CERTIFICATE, "CERTIFICATE"},
|
||||
{CERTIFICATE_REQUEST, "CERTIFICATE_REQUEST"},
|
||||
{AUTHENTICATION, "AUTHENTICATION"},
|
||||
{NONCE, "NONCE"},
|
||||
{NOTIFY, "NOTIFY"},
|
||||
{DELETE, "DELETE"},
|
||||
{VENDOR_ID, "VENDOR_ID"},
|
||||
{TRAFFIC_SELECTOR_INITIATOR, "TRAFFIC_SELECTOR_INITIATOR"},
|
||||
{TRAFFIC_SELECTOR_RESPONDER, "TRAFFIC_SELECTOR_RESPONDER"},
|
||||
{ENCRYPTED, "ENCRYPTED"},
|
||||
{CONFIGURATION, "CONFIGURATION"},
|
||||
{EXTENSIBLE_AUTHENTICATION, "EXTENSIBLE_AUTHENTICATION"},
|
||||
{HEADER, "HEADER"},
|
||||
{MAPPING_END, NULL}
|
||||
};
|
||||
|
197
Source/charon/payloads/payload.h
Normal file
197
Source/charon/payloads/payload.h
Normal file
|
@ -0,0 +1,197 @@
|
|||
/**
|
||||
* @file payload.h
|
||||
*
|
||||
* @brief Generic payload interface
|
||||
*
|
||||
*
|
||||
*/
|
||||
|
||||
/*
|
||||
* Copyright (C) 2005 Jan Hutter, Martin Willi
|
||||
* Hochschule fuer Technik Rapperswil
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify it
|
||||
* under the terms of the GNU General Public License as published by the
|
||||
* Free Software Foundation; either version 2 of the License, or (at your
|
||||
* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
|
||||
*
|
||||
* 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.
|
||||
*/
|
||||
|
||||
#ifndef PAYLOAD_H_
|
||||
#define PAYLOAD_H_
|
||||
|
||||
#include "encodings.h"
|
||||
#include "../types.h"
|
||||
#include "../definitions.h"
|
||||
|
||||
|
||||
/**
|
||||
* Payload-Types of a IKEv2-Message
|
||||
*
|
||||
*
|
||||
* Header and substructures are also defined as
|
||||
* payload types with values from PRIVATE USE space.
|
||||
*/
|
||||
typedef enum payload_type_e payload_type_t;
|
||||
|
||||
enum payload_type_e{
|
||||
|
||||
/**
|
||||
* NO_PAYLOAD
|
||||
*/
|
||||
NO_PAYLOAD = 0,
|
||||
|
||||
/**
|
||||
* SA
|
||||
*/
|
||||
SECURITY_ASSOCIATION = 33,
|
||||
/**
|
||||
* KE
|
||||
*/
|
||||
KEY_EXCHANGE = 34,
|
||||
/**
|
||||
* IDi
|
||||
*/
|
||||
ID_INITIATOR = 35,
|
||||
/**
|
||||
* IDr
|
||||
*/
|
||||
ID_RESPONDER = 36,
|
||||
/**
|
||||
* CERT
|
||||
*/
|
||||
CERTIFICATE = 37,
|
||||
/**
|
||||
* CERTREQ
|
||||
*/
|
||||
CERTIFICATE_REQUEST = 38,
|
||||
/**
|
||||
* AUTH
|
||||
*/
|
||||
AUTHENTICATION = 39,
|
||||
/**
|
||||
* Ni, Nr
|
||||
*/
|
||||
NONCE = 40,
|
||||
/**
|
||||
* N
|
||||
*/
|
||||
NOTIFY = 41,
|
||||
/**
|
||||
* D
|
||||
*/
|
||||
DELETE = 42,
|
||||
/**
|
||||
* V
|
||||
*/
|
||||
VENDOR_ID = 43,
|
||||
/**
|
||||
* TSi
|
||||
*/
|
||||
TRAFFIC_SELECTOR_INITIATOR = 44,
|
||||
/**
|
||||
* TSr
|
||||
*/
|
||||
TRAFFIC_SELECTOR_RESPONDER = 45,
|
||||
/**
|
||||
* E
|
||||
*/
|
||||
ENCRYPTED = 46,
|
||||
/**
|
||||
* CP
|
||||
*/
|
||||
CONFIGURATION = 47,
|
||||
/**
|
||||
* EAP
|
||||
*/
|
||||
EXTENSIBLE_AUTHENTICATION = 48,
|
||||
|
||||
/**
|
||||
* Header has value 140 of PRIVATE USE space
|
||||
*
|
||||
* This payload type is not send over wire and just
|
||||
* used internally to handle IKEv2-Header like a payload.
|
||||
*/
|
||||
HEADER = 140
|
||||
};
|
||||
|
||||
|
||||
/*
|
||||
* build string mapping array for payload_type_t
|
||||
*/
|
||||
extern mapping_t payload_type_t_mappings[];
|
||||
|
||||
|
||||
/**
|
||||
* @brief Generic interface for all payload types (inclusive
|
||||
* header and substructures)
|
||||
*
|
||||
*
|
||||
*/
|
||||
typedef struct payload_s payload_t;
|
||||
|
||||
struct payload_s {
|
||||
/**
|
||||
* @brief Destroys a payload and all included substructures.
|
||||
*
|
||||
* @param this payload to destroy
|
||||
* @return
|
||||
* SUCCESS in any case
|
||||
*/
|
||||
status_t (*destroy) (payload_t *this);
|
||||
|
||||
/**
|
||||
* @brief Get encoding rules for this payload
|
||||
*
|
||||
* @param this calling object
|
||||
* @param[out] rules location to store pointer of first rule
|
||||
* @param[out] rule_count location to store number of rules
|
||||
* @return
|
||||
* SUCCESS in any case
|
||||
*/
|
||||
status_t (*get_encoding_rules) (payload_t *this, encoding_rule_t **rules, size_t *rule_count);
|
||||
|
||||
/**
|
||||
* @brief get type of payload
|
||||
*
|
||||
* @param this calling object
|
||||
* @return type of this payload
|
||||
*/
|
||||
payload_type_t (*get_type) (payload_t *this);
|
||||
|
||||
/**
|
||||
* @brief get type of next payload or zero if this is the last one
|
||||
*
|
||||
* @param this calling object
|
||||
* @return type of next payload
|
||||
*/
|
||||
payload_type_t (*get_next_type) (payload_t *this);
|
||||
|
||||
/**
|
||||
* @brief get length of payload
|
||||
*
|
||||
* @param this calling object
|
||||
* @return length of this payload
|
||||
*/
|
||||
payload_type_t (*get_length) (payload_t *this);
|
||||
};
|
||||
|
||||
/**
|
||||
* @brief Create an empty payload.
|
||||
*
|
||||
* Useful for the parser, who wants a generic constructor for all payloads.
|
||||
* It supports all payload_t methods.
|
||||
*
|
||||
* @param type type of the payload to create
|
||||
* @return
|
||||
* - created payload, or
|
||||
* - NULL if failed
|
||||
*/
|
||||
|
||||
payload_t *create_empty_payload(payload_type_t type);
|
||||
|
||||
#endif /*PAYLOAD_H_*/
|
|
@ -29,8 +29,8 @@
|
|||
#include "../utils/allocator.h"
|
||||
#include "../utils/logger_manager.h"
|
||||
#include "../utils/logger.h"
|
||||
#include "../encodings/encodings.h"
|
||||
#include "../encodings/ike_header.h"
|
||||
#include "../payloads/encodings.h"
|
||||
#include "../payloads/ike_header.h"
|
||||
|
||||
extern payload_info_t *payload_infos[];
|
||||
|
||||
|
|
|
@ -27,8 +27,8 @@
|
|||
#include "../parser.h"
|
||||
#include "../utils/allocator.h"
|
||||
#include "../utils/logger_manager.h"
|
||||
#include "../encodings/encodings.h"
|
||||
#include "../encodings/ike_header.h"
|
||||
#include "../payloads/encodings.h"
|
||||
#include "../payloads/ike_header.h"
|
||||
|
||||
extern payload_info_t *payload_infos[];
|
||||
|
||||
|
|
|
@ -31,7 +31,7 @@
|
|||
#include "../socket.h"
|
||||
#include "../queues/send_queue.h"
|
||||
#include "../queues/job_queue.h"
|
||||
#include "../encodings/encodings.h"
|
||||
#include "../payloads/encodings.h"
|
||||
#include "../utils/allocator.h"
|
||||
|
||||
/**
|
||||
|
|
Loading…
Reference in a new issue