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Diffstat (limited to 'src/charon/encoding/payloads/cp_payload.c')
-rw-r--r-- | src/charon/encoding/payloads/cp_payload.c | 273 |
1 files changed, 0 insertions, 273 deletions
diff --git a/src/charon/encoding/payloads/cp_payload.c b/src/charon/encoding/payloads/cp_payload.c deleted file mode 100644 index f0a26eee2..000000000 --- a/src/charon/encoding/payloads/cp_payload.c +++ /dev/null @@ -1,273 +0,0 @@ -/* - * Copyright (C) 2005-2009 Martin Willi - * Copyright (C) 2005 Jan Hutter - * 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 <stddef.h> - -#include "cp_payload.h" - -#include <encoding/payloads/encodings.h> -#include <utils/linked_list.h> - -ENUM(config_type_names, CFG_REQUEST, CFG_ACK, - "CFG_REQUEST", - "CFG_REPLY", - "CFG_SET", - "CFG_ACK", -); - -typedef struct private_cp_payload_t private_cp_payload_t; - -/** - * Private data of an cp_payload_t object. - * - */ -struct private_cp_payload_t { - /** - * Public cp_payload_t interface. - */ - cp_payload_t public; - - /** - * Next payload type. - */ - u_int8_t next_payload; - - /** - * Critical flag. - */ - bool critical; - - /** - * Length of this payload. - */ - u_int16_t payload_length; - - /** - * List of attributes, as configuration_attribute_t - */ - linked_list_t *attributes; - - /** - * Config Type. - */ - u_int8_t type; -}; - -/** - * Encoding rules to parse or generate a IKEv2-CP Payload - * - * The defined offsets are the positions in a object of type - * private_cp_payload_t. - * - */ -encoding_rule_t cp_payload_encodings[] = { - /* 1 Byte next payload type, stored in the field next_payload */ - { U_INT_8, offsetof(private_cp_payload_t, next_payload) }, - /* the critical bit */ - { FLAG, offsetof(private_cp_payload_t, critical) }, - /* 7 Bit reserved bits, nowhere stored */ - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - { RESERVED_BIT, 0 }, - /* Length of the whole CP payload*/ - { PAYLOAD_LENGTH, offsetof(private_cp_payload_t, payload_length) }, - /* Proposals are stored in a proposal substructure, - offset points to a linked_list_t pointer */ - { U_INT_8, offsetof(private_cp_payload_t, type) }, - { RESERVED_BYTE,0 }, - { RESERVED_BYTE,0 }, - { RESERVED_BYTE,0 }, - { CONFIGURATION_ATTRIBUTES, offsetof(private_cp_payload_t, attributes) } -}; - -/* - 1 2 3 - 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - ! Next Payload !C! RESERVED ! Payload Length ! - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - ! CFG Type ! RESERVED ! - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - ! ! - ~ Configuration Attributes ~ - ! ! - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ -*/ - -/** - * Implementation of payload_t.verify. - */ -static status_t verify(private_cp_payload_t *this) -{ - status_t status = SUCCESS; - enumerator_t *enumerator; - payload_t *attribute; - - enumerator = this->attributes->create_enumerator(this->attributes); - while (enumerator->enumerate(enumerator, &attribute)) - { - status = attribute->verify(attribute); - if (status != SUCCESS) - { - break; - } - } - enumerator->destroy(enumerator); - return status; -} - -/** - * Implementation of payload_t.get_encoding_rules. - */ -static void get_encoding_rules(private_cp_payload_t *this, - encoding_rule_t **rules, size_t *rule_count) -{ - *rules = cp_payload_encodings; - *rule_count = sizeof(cp_payload_encodings) / sizeof(encoding_rule_t); -} - -/** - * Implementation of payload_t.get_type. - */ -static payload_type_t get_type(private_cp_payload_t *this) -{ - return CONFIGURATION; -} - -/** - * Implementation of payload_t.get_next_type. - */ -static payload_type_t get_next_type(private_cp_payload_t *this) -{ - return this->next_payload; -} - -/** - * Implementation of payload_t.set_next_type. - */ -static void set_next_type(private_cp_payload_t *this,payload_type_t type) -{ - this->next_payload = type; -} - -/** - * recompute the length of the payload. - */ -static void compute_length(private_cp_payload_t *this) -{ - enumerator_t *enumerator; - payload_t *attribute; - - this->payload_length = CP_PAYLOAD_HEADER_LENGTH; - - enumerator = this->attributes->create_enumerator(this->attributes); - while (enumerator->enumerate(enumerator, &attribute)) - { - this->payload_length += attribute->get_length(attribute); - } - enumerator->destroy(enumerator); -} - -/** - * Implementation of payload_t.get_length. - */ -static size_t get_length(private_cp_payload_t *this) -{ - return this->payload_length; -} - -/** - * Implementation of cp_payload_t.create_attribute_enumerator. - */ -static enumerator_t *create_attribute_enumerator(private_cp_payload_t *this) -{ - return this->attributes->create_enumerator(this->attributes); -} - -/** - * Implementation of cp_payload_t.add_attribute. - */ -static void add_attribute(private_cp_payload_t *this, - configuration_attribute_t *attribute) -{ - this->attributes->insert_last(this->attributes, attribute); - compute_length(this); -} - -/** - * Implementation of cp_payload_t.get_type. - */ -static config_type_t get_config_type(private_cp_payload_t *this) -{ - return this->type; -} - -/** - * Implementation of payload_t.destroy and cp_payload_t.destroy. - */ -static void destroy(private_cp_payload_t *this) -{ - this->attributes->destroy_offset(this->attributes, - offsetof(configuration_attribute_t, destroy)); - free(this); -} - -/* - * Described in header. - */ -cp_payload_t *cp_payload_create() -{ - private_cp_payload_t *this = malloc_thing(private_cp_payload_t); - - this->public.payload_interface.verify = (status_t (*) (payload_t *))verify; - this->public.payload_interface.get_encoding_rules = (void (*) (payload_t *, encoding_rule_t **, size_t *) ) get_encoding_rules; - this->public.payload_interface.get_length = (size_t (*) (payload_t *)) get_length; - this->public.payload_interface.get_next_type = (payload_type_t (*) (payload_t *)) get_next_type; - this->public.payload_interface.set_next_type = (void (*) (payload_t *,payload_type_t)) set_next_type; - this->public.payload_interface.get_type = (payload_type_t (*) (payload_t *)) get_type; - this->public.payload_interface.destroy = (void (*) (payload_t *))destroy; - - this->public.create_attribute_enumerator = (enumerator_t*(*)(cp_payload_t *))create_attribute_enumerator; - this->public.add_attribute = (void (*) (cp_payload_t *,configuration_attribute_t*))add_attribute; - this->public.get_type = (config_type_t (*) (cp_payload_t *))get_config_type; - this->public.destroy = (void (*)(cp_payload_t *))destroy; - - /* set default values of the fields */ - this->critical = FALSE; - this->next_payload = NO_PAYLOAD; - this->payload_length = CP_PAYLOAD_HEADER_LENGTH; - this->attributes = linked_list_create(); - this->type = CFG_REQUEST; - - return &this->public; -} - -/* - * Described in header. - */ -cp_payload_t *cp_payload_create_type(config_type_t type) -{ - private_cp_payload_t *this = (private_cp_payload_t*)cp_payload_create(); - - this->type = type; - - return &this->public; -} - |