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/*
* This file is part of libsamsung-ipc.
*
* Copyright (C) 2011 Simon Busch <morphis@gravedo.de>
* Copyright (C) 2014 Paul Kocialkowski <contact@paulk.fr>
*
* libsamsung-ipc 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.
*
* libsamsung-ipc 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 libsamsung-ipc. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdlib.h>
#include <string.h>
#include <samsung-ipc.h>
size_t ipc_sms_send_msg_size_setup(struct ipc_sms_send_msg_request_header *header,
const void *smsc, size_t smsc_size, const void *pdu, size_t pdu_size)
{
size_t size;
if (header == NULL || smsc == NULL || smsc_size == 0 || pdu == NULL || pdu_size == 0)
return 0;
size = sizeof(struct ipc_sms_send_msg_request_header) + sizeof(unsigned char) + smsc_size + pdu_size;
return size;
}
void *ipc_sms_send_msg_setup(struct ipc_sms_send_msg_request_header *header,
const void *smsc, size_t smsc_size, const void *pdu, size_t pdu_size)
{
void *data;
size_t size;
unsigned char smsc_length;
unsigned char *p;
if (header == NULL || smsc == NULL || smsc_size == 0 || pdu == NULL || pdu_size == 0)
return NULL;
smsc_length = (unsigned char) smsc_size;
header->length = (unsigned char) (sizeof(unsigned char) + smsc_size + pdu_size);
size = ipc_sms_send_msg_size_setup(header, smsc, smsc_size, pdu, pdu_size);
if (size == 0)
return NULL;
data = calloc(1, size);
p = (unsigned char *) data;
memcpy(p, header, sizeof(struct ipc_sms_send_msg_request_header));
p += sizeof(struct ipc_sms_send_msg_request_header);
memcpy(p, &smsc_length, sizeof(smsc_length));
p += sizeof(smsc_length);
memcpy(p, smsc, smsc_size);
p += smsc_size;
memcpy(p, pdu, pdu_size);
p += pdu_size;
return data;
}
size_t ipc_sms_incoming_msg_pdu_size_extract(const void *data, size_t size)
{
struct ipc_sms_incoming_msg_header *header;
header = (struct ipc_sms_incoming_msg_header *) data;
if (header->length == 0 || header->length > size - sizeof(struct ipc_sms_incoming_msg_header))
return 0;
return (size_t) header->length;
}
void *ipc_sms_incoming_msg_pdu_extract(const void *data, size_t size)
{
struct ipc_sms_incoming_msg_header *header;
void *pdu;
if (data == NULL || size < sizeof(struct ipc_sms_incoming_msg_header))
return NULL;
header = (struct ipc_sms_incoming_msg_header *) data;
if (header->length == 0 || header->length > size - sizeof(struct ipc_sms_incoming_msg_header))
return NULL;
pdu = (void *) ((unsigned char *) data + sizeof(struct ipc_sms_incoming_msg_header));
return pdu;
}
size_t ipc_sms_save_msg_size_setup(struct ipc_sms_save_msg_request_header *header,
const void *smsc, size_t smsc_size, const void *pdu, size_t pdu_size)
{
size_t size;
if (header == NULL || pdu == NULL || pdu_size == 0)
return 0;
if (smsc == NULL)
smsc_size = 0;
size = sizeof(struct ipc_sms_save_msg_request_header) + sizeof(unsigned char) + smsc_size + pdu_size;
return size;
}
void *ipc_sms_save_msg_setup(struct ipc_sms_save_msg_request_header *header,
const void *smsc, size_t smsc_size, const void *pdu, size_t pdu_size)
{
void *data;
size_t size;
unsigned char smsc_length;
unsigned char *p;
if (header == NULL || pdu == NULL || pdu_size == 0)
return NULL;
if (smsc == NULL)
smsc_size = 0;
smsc_length = (unsigned char) smsc_size;
header->magic = 2;
header->index = 12 - 1,
header->length = (unsigned char) (sizeof(unsigned char) + smsc_size + pdu_size);
size = ipc_sms_save_msg_size_setup(header, smsc, smsc_size, pdu, pdu_size);
if (size == 0)
return NULL;
data = calloc(1, size);
p = (unsigned char *) data;
memcpy(p, header, sizeof(struct ipc_sms_save_msg_request_header));
p += sizeof(struct ipc_sms_save_msg_request_header);
memcpy(p, &smsc_length, sizeof(smsc_length));
p += sizeof(smsc_length);
if (smsc != NULL && smsc_size > 0) {
memcpy(p, smsc, smsc_size);
p += smsc_size;
}
memcpy(p, pdu, pdu_size);
p += pdu_size;
return data;
}
int ipc_sms_del_msg_setup(struct ipc_sms_del_msg_request_data *data,
unsigned short index)
{
if (data == NULL)
return -1;
memset(data, 0, sizeof(struct ipc_sms_del_msg_request_data));
data->magic = 2;
data->index = index;
return 0;
}
size_t ipc_sms_svc_center_addr_smsc_size_extract(const void *data, size_t size)
{
struct ipc_sms_svc_center_addr_header *header;
if (data == NULL || size < sizeof(struct ipc_sms_svc_center_addr_header))
return 0;
header = (struct ipc_sms_svc_center_addr_header *) data;
if (header->length == 0 || header->length > size - sizeof(struct ipc_sms_svc_center_addr_header))
return 0;
return (size_t) header->length;
}
void *ipc_sms_svc_center_addr_smsc_extract(const void *data, size_t size)
{
struct ipc_sms_svc_center_addr_header *header;
void *smsc;
if (data == NULL || size < sizeof(struct ipc_sms_svc_center_addr_header))
return NULL;
header = (struct ipc_sms_svc_center_addr_header *) data;
if (header->length == 0 || header->length > size - sizeof(struct ipc_sms_svc_center_addr_header))
return NULL;
smsc = (void *) ((unsigned char *) data + sizeof(struct ipc_sms_svc_center_addr_header));
return smsc;
}
// vim:ts=4:sw=4:expandtab
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