| c732d49e |
#if HAVE_CRT
#define _CRTDBG_MAP_ALLOC
#include <stdlib.h>
#include <crtdbg.h>
#endif //HAVE_CRT
/*
* Copyright (C) 2017, University of the Basque Country (UPV/EHU)
* Contact for licensing options: <licensing-mcpttclient(at)mcopenplatform(dot)com>
*
* The original file was part of Open Source Doubango Framework
* Copyright (C) 2010-2011 Mamadou Diop.
* Copyright (C) 2012 Doubango Telecom <http://doubango.org>
*
* This file is part of Open Source Doubango Framework.
*
* DOUBANGO 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 3 of the License, or
* (at your option) any later version.
*
* DOUBANGO 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.
*
* You should have received a copy of the GNU General Public License
* along with DOUBANGO.
*
*/
/**@file tsms_tpdu_deliver.c
* @brief SMS TPDU SMS-DELIVER message as per 3GPP TS 23.040 section 9.2.2.1.
*
* @author Mamadou Diop <diopmamadou(at)doubango.org>
*
*/
#include "tinysms/tpdu/tsms_tpdu_deliver.h"
#include "tsk_string.h"
#include "tsk_memory.h"
#include "tsk_debug.h"
#include <string.h> /* memcpy */
#define TSMS_ERROR_TOO_SHORT()\
TSK_DEBUG_ERROR("SMS-DELIVER == Data too short.");\
failed = tsk_true;\
goto bail;
/** internal function used to deserialize a buffer containing a SMS-DELIVER message. */
tsms_tpdu_message_t* _tsms_tpdu_deliver_deserialize(const void* data, tsk_size_t size)
{
/* You don't need to test data and test, this is an internal function called by tsms_tpdu_message_deserialize() */
tsms_tpdu_deliver_t* self = tsms_tpdu_deliver_create(tsk_null, tsk_null);
tsk_bool_t failed = tsk_false;
tsk_size_t any_len;
const uint8_t* pdata = data;
const uint8_t* pend = pdata + size;
/* SMSC address */
#if TSMS_TPDU_APPEND_SMSC
if(!(self->smsc = tsms_address_deserialize(data, size, tsms_addr_smsc, &any_len)) || !any_len){
TSK_DEBUG_ERROR("SMS-DELIVER == Failed to parse SMSC address");
failed = tsk_true;
goto bail;
}
else{
if((pdata += any_len) >= pend){
TSMS_ERROR_TOO_SHORT();
}
}
#endif
/* SMS-DELIVER first Octect:
- TP-Message-Type-Indicator(2b)
- TP-More-Messages-to-Send(1b)
- TP-Loop-Prevention(1b)
- TP-Reply-Path(1b)
- TP-User-Data-Header-Indicator(1b)
- TP-Status-Report-Indication(1b)
+----+----+----+----+----+----+----+----+
| RP|UDHI|SRI | |LP |MMS | MTI |
+----+----+----+----+----+----+----+----+
*/
TSMS_TPDU_MESSAGE(self)->mti = (*pdata & 0x03);
self->mms = (*pdata & 0x04)>>2,
self->lp = (*pdata & 0x08)>>3,
self->sri = (*pdata & 0x20)>>5,
self->udhi = (*pdata & 0x40)>>6,
self->rp = (*pdata & 0x80)>>7;
if((++pdata) >= pend){
TSMS_ERROR_TOO_SHORT();
}
/* 3GPP TS 23.040 ==> TP-Originating-Address (TP-OA)*/
if(!(self->oa = tsms_address_deserialize(pdata, (pend-pdata), tsms_addr_oa, &any_len)) || !any_len){
TSK_DEBUG_ERROR("SMS-DELIVER == Failed to parse OA address");
failed = tsk_true;
goto bail;
}
else{
if((pdata += any_len) >= pend){
TSMS_ERROR_TOO_SHORT();
}
}
/* 3GPP TS 23.040 ==> 9.2.3.9 TP-Protocol-Identifier (TP-PID)
* 1o */
TSMS_TPDU_MESSAGE(self)->pid = *pdata;
if((++pdata) >= pend){
TSMS_ERROR_TOO_SHORT();
}
/* 3GPP TS 23.040 ==> 9.2.3.10 TP-Data-Coding-Scheme (TP-DCS)
* 1o */
TSMS_TPDU_MESSAGE(self)->dcs = *pdata;
if((++pdata) >= pend){
TSMS_ERROR_TOO_SHORT();
}
/* 3GPP TS 23.040 ==> TP-Service-Centre-Time-Stamp (TP-SCTS)
* 7o */
if((pend - pdata)<=7){
TSMS_ERROR_TOO_SHORT();
}
memcpy(self->scts, pdata, 7);
pdata += 7;
/* 3GPP TS 23.040 ==> 9.2.3.16 TP-User-Data-Length (TP-UDL)
* 1o */
TSMS_TPDU_MESSAGE(self)->udl = *pdata;
pdata++;
/* 3GPP TS 23.040 ==> 9.2.3.24 TP-User Data (TP-UD) */
if((pend-pdata) > 0){
TSMS_TPDU_MESSAGE(self)->ud = tsk_buffer_create(pdata, (pend-pdata));
}
bail:
if(failed){
TSK_OBJECT_SAFE_FREE(self);
}
return TSMS_TPDU_MESSAGE(self);
}
/** internal function used to serialize a SMS-DELIVER message. */
int _tsms_tpdu_deliver_serialize(const tsms_tpdu_deliver_t* self, tsk_buffer_t* output)
{
uint8_t _1byte;
if(!self){
return -1;
}
/* SMSC address */
#if TSMS_TPDU_APPEND_SMSC
tsms_address_serialize(self->smsc, output);
#endif
/* SMS-DELIVER first Octect:
- TP-Message-Type-Indicator(2b)
- TP-More-Messages-to-Send(1b)
- TP-Loop-Prevention(1b)
- TP-Reply-Path(1b)
- TP-User-Data-Header-Indicator(1b)
- TP-Status-Report-Indication(1b)
+----+----+----+----+----+----+----+----+
| RP|UDHI|SRI | |LP |MMS | MTI |
+----+----+----+----+----+----+----+----+
*/
_1byte = (TSMS_TPDU_MESSAGE(self)->mti & 0xF3); /*2b*/
_1byte |= ((uint8_t)self->mms) << 2 /*1b*/
| ((uint8_t)self->lp) << 3 /*1b*/
/*1b (unused)*/
| ((uint8_t)self->sri) << 5 /*1b*/
| ((uint8_t)self->udhi) << 6 /*1b*/
| ((uint8_t)self->rp) << 7; /*1b*/
tsk_buffer_append(output, &_1byte, 1);
/* 3GPP TS 23.040 ==> TP-Originating-Address (TP-OA)*/
tsms_address_serialize(self->oa, output);
/* 3GPP TS 23.040 ==> 9.2.3.9 TP-Protocol-Identifier (TP-PID)*/
tsk_buffer_append(output, &TSMS_TPDU_MESSAGE(self)->pid, 1); /*1o*/
/* 3GPP TS 23.040 ==> 9.2.3.10 TP-Data-Coding-Scheme (TP-DCS)*/
tsk_buffer_append(output, &TSMS_TPDU_MESSAGE(self)->dcs, 1); /*1o*/
/* 3GPP TS 23.040 ==> TP-Service-Centre-Time-Stamp (TP-SCTS)*/
tsk_buffer_append(output, self->scts, sizeof(self->scts)); /*7o*/
/* 3GPP TS 23.040 ==> 9.2.3.16 TP-User-Data-Length (TP-UDL) */
tsk_buffer_append(output, &TSMS_TPDU_MESSAGE(self)->udl, 1); /*1o*/
/* 3GPP TS 23.040 ==> 9.2.3.24 TP-User Data (TP-UD) */
tsk_buffer_append(output, TSK_BUFFER_DATA(TSMS_TPDU_MESSAGE(self)->ud), TSK_BUFFER_SIZE(TSMS_TPDU_MESSAGE(self)->ud));
return 0;
}
/**@ingroup tsms_tpdu_group
* Creates new @a SMS-DELIVER message.
* @a SMS-DELIVER messages are used to convey short messages from the SC (Service Center) to the MS (Mobile Station).<br>
* For more information, please refer to 3GPP TS 23.040 section 9.2.2.1.
* @param smsc SMSC address. e.g. "+331253688".
* @param orig The Originator address. e.g. "+331253688".
* @retval SMS-DELIVER message.
*
* See For more information, see @ref tsms_tpdu_group_DELIVER "SMS-DELIVER".
*/
tsms_tpdu_deliver_t* tsms_tpdu_deliver_create(const tsms_address_string_t smsc, const tsms_address_string_t orig)
{
tsms_tpdu_deliver_t* ret = tsk_null;
if(!(ret = tsk_object_new(tsms_tpdu_deliver_def_t, smsc, orig))){
goto bail;
}
bail:
return ret;
}
//=================================================================================================
// SMS TPDU SMS-DELIVER object definition
//
static tsk_object_t* tsms_tpdu_deliver_ctor(tsk_object_t * self, va_list * app)
{
tsms_tpdu_deliver_t *deliver = self;
if(deliver){
const char* smsc, *orig;
smsc = va_arg(*app, const char*);
orig = va_arg(*app, const char*);
/* init base*/
tsms_tpdu_message_init(TSMS_TPDU_MESSAGE(deliver), tsms_tpdu_mti_deliver_mt);
/* init self */
deliver->mms = TSMS_TPDU_DEFAULT_MMS;
if(smsc){
deliver->smsc = tsms_address_smsc_create((const uint8_t*)smsc);
}
if(orig){
deliver->oa = tsms_address_oa_create((const uint8_t*)orig);
}
}
return self;
}
static tsk_object_t* tsms_tpdu_deliver_dtor(tsk_object_t * self)
{
tsms_tpdu_deliver_t *deliver = self;
if(deliver){
/*deinit base*/
tsms_tpdu_message_deinit(TSMS_TPDU_MESSAGE(deliver));
/*deinit self*/
TSK_OBJECT_SAFE_FREE(deliver->oa);
TSK_OBJECT_SAFE_FREE(deliver->smsc);
}
return self;
}
static const tsk_object_def_t tsms_tpdu_deliver_def_s =
{
sizeof(tsms_tpdu_deliver_t),
tsms_tpdu_deliver_ctor,
tsms_tpdu_deliver_dtor,
tsk_null,
};
const tsk_object_def_t *tsms_tpdu_deliver_def_t = &tsms_tpdu_deliver_def_s; |