File content as of revision 9:279794541018:

/*******************************************************************************
 *
 * Copyright (c) 2013, 2014 Intel Corporation and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * and Eclipse Distribution License v1.0 which accompany this distribution.
 *
 * The Eclipse Public License is available at
 *    http://www.eclipse.org/legal/epl-v10.html
 * The Eclipse Distribution License is available at
 *    http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * Contributors:
 *    David Navarro, Intel Corporation - initial API and implementation
 *    Fabien Fleutot - Please refer to git log
 *    Toby Jaffey - Please refer to git log
 *    
 *******************************************************************************/
/*
 Copyright (c) 2013, 2014 Intel Corporation

 Redistribution and use in source and binary forms, with or without modification,
 are permitted provided that the following conditions are met:

     * Redistributions of source code must retain the above copyright notice,
       this list of conditions and the following disclaimer.
     * 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.
     * Neither the name of Intel Corporation nor the names of its contributors
       may be used to endorse or promote products derived from this software
       without specific prior written permission.

 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 COPYRIGHT OWNER OR CONTRIBUTORS 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.

 David Navarro <david.navarro@intel.com>

*/

#ifndef _LWM2M_INTERNALS_H_
#define _LWM2M_INTERNALS_H_


#include "liblwm2m.h"

#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <stdint.h>
#include <stddef.h>
#include <stdbool.h>

#include "er-coap-13/er-coap-13.h"

#define WITH_LOGS
#ifdef WITH_LOGS
#define LOG(...) fprintf(stderr, __VA_ARGS__)
#else
#define LOG(...)
#endif

#define LWM2M_DEFAULT_LIFETIME  86400

#define LWM2M_MAX_PACKET_SIZE 198

#define LWM2M_SECURITY_OBJECT_ID    0
#define LWM2M_SERVER_OBJECT_ID      1
#define LWM2M_ACL_OBJECT_ID         2

#define URI_REGISTRATION_SEGMENT        "rd"
#define URI_REGISTRATION_SEGMENT_LEN    2
#define URI_BOOTSTRAP_SEGMENT           "bs"
#define URI_BOOTSTRAP_SEGMENT_LEN       2

#define LWM2M_URI_FLAG_DM           (uint8_t)0x00
#define LWM2M_URI_FLAG_REGISTRATION (uint8_t)0x20
#define LWM2M_URI_FLAG_BOOTSTRAP    (uint8_t)0x40

#define LWM2M_URI_MASK_TYPE (uint8_t)0x70
#define LWM2M_URI_MASK_ID   (uint8_t)0x07

typedef struct
{
    lwm2m_uri_t uri;
    lwm2m_result_callback_t callback;
    void * userData;
} dm_data_t;

typedef struct _obs_list_
{
    struct _obs_list_ * next;
    lwm2m_observed_t * item;
} obs_list_t;

// defined in uri.c
int prv_get_number(const char * uriString, size_t uriLength);
lwm2m_uri_t * lwm2m_decode_uri(multi_option_t *uriPath);

// defined in objects.c
coap_status_t object_read(lwm2m_context_t * contextP, lwm2m_uri_t * uriP, char ** bufferP, int * lengthP);
coap_status_t object_write(lwm2m_context_t * contextP, lwm2m_uri_t * uriP, char * buffer, int length);
coap_status_t object_create(lwm2m_context_t * contextP, lwm2m_uri_t * uriP, char * buffer, int length);
coap_status_t object_execute(lwm2m_context_t * contextP, lwm2m_uri_t * uriP, char * buffer, int length);
coap_status_t object_delete(lwm2m_context_t * contextP, lwm2m_uri_t * uriP);
bool object_isInstanceNew(lwm2m_context_t * contextP, uint16_t objectId, uint16_t instanceId);
int prv_getRegisterPayload(lwm2m_context_t * contextP, char * buffer, size_t length);

// defined in object_server.c
coap_status_t object_server_read(lwm2m_context_t * contextP, lwm2m_uri_t * uriP, char ** bufferP, int * lengthP);
coap_status_t object_server_write(lwm2m_context_t * contextP, lwm2m_uri_t * uriP, char * buffer, int length);
coap_status_t object_server_execute(lwm2m_context_t * contextP, lwm2m_uri_t * uriP, char * buffer, int length);
coap_status_t object_server_create(lwm2m_context_t * contextP, lwm2m_uri_t * uriP, char * buffer, int length);
coap_status_t object_server_delete(lwm2m_context_t * contextP, lwm2m_uri_t * uriP);
coap_status_t object_security_create(lwm2m_context_t * contextP, lwm2m_uri_t * uriP, char * buffer, int length);
coap_status_t object_security_delete(lwm2m_context_t * contextP, lwm2m_uri_t * uriP);

// defined in transaction.c
lwm2m_transaction_t * transaction_new(coap_method_t method, lwm2m_uri_t * uriP, uint16_t mID, lwm2m_endpoint_type_t peerType, void * peerP);
int transaction_send(lwm2m_context_t * contextP, lwm2m_transaction_t * transacP);
void transaction_free(lwm2m_transaction_t * transacP);
void transaction_remove(lwm2m_context_t * contextP, lwm2m_transaction_t * transacP);
void transaction_handle_response(lwm2m_context_t * contextP, void * fromSessionH, coap_packet_t * message);

// defined in management.c
coap_status_t handle_dm_request(lwm2m_context_t * contextP, lwm2m_uri_t * uriP, void * fromSessionH, coap_packet_t * message, coap_packet_t * response);

// defined in observe.c
coap_status_t handle_observe_request(lwm2m_context_t * contextP, lwm2m_uri_t * uriP, void * fromSessionH, coap_packet_t * message, coap_packet_t * response);
void cancel_observe(lwm2m_context_t * contextP, uint16_t mid, void * fromSessionH);

// defined in registration.c
coap_status_t handle_registration_request(lwm2m_context_t * contextP, lwm2m_uri_t * uriP, void * fromSessionH, coap_packet_t * message, coap_packet_t * response);
void registration_deregister(lwm2m_context_t * contextP, lwm2m_server_t * serverP);
void prv_freeClient(lwm2m_client_t * clientP);

// defined in packet.c
coap_status_t message_send(lwm2m_context_t * contextP, coap_packet_t * message, void * sessionH);

// defined in observe.c
void handle_observe_notify(lwm2m_context_t * contextP, void * fromSessionH, coap_packet_t * message);
void observation_remove(lwm2m_client_t * clientP, lwm2m_observation_t * observationP);

#endif