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/*
* This file is part of libsamsung-ipc.
*
* Copyright (C) 2011 Simon Busch <morphis@gravedo.de>
* Copyright (C) 2011-2014 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>
int ipc_sec_pin_status_setup(struct ipc_sec_pin_status_request_data *data,
unsigned char type, const char *pin1,
const char *pin2)
{
size_t pin1_length;
size_t pin2_length;
if (data == NULL)
return -1;
memset(data, 0, sizeof(struct ipc_sec_pin_status_request_data));
data->type = type;
if (pin1 != NULL) {
pin1_length = strlen(pin1);
if (pin1_length > sizeof(data->pin1))
pin1_length = sizeof(data->pin1);
data->pin1_length = (unsigned char) pin1_length;
strncpy((char *) data->pin1, pin1, pin1_length);
}
if (pin2 != NULL) {
pin2_length = strlen(pin2);
if (pin2_length > sizeof(data->pin2))
pin2_length = sizeof(data->pin2);
data->pin2_length = (unsigned char) pin2_length;
strncpy((char *) data->pin2, pin2, pin2_length);
}
return 0;
}
int ipc_sec_phone_lock_request_set_setup(
struct ipc_sec_phone_lock_request_set_data *data,
unsigned char facility_type, unsigned char active, const char *password)
{
size_t password_length;
if (data == NULL)
return -1;
memset(data, 0, sizeof(struct ipc_sec_phone_lock_request_set_data));
data->facility_type = facility_type;
data->active = active;
if (password != NULL) {
password_length = strlen(password);
if (password_length > sizeof(data->password))
password_length = sizeof(data->password);
data->password_length = (unsigned char) password_length;
strncpy((char *) data->password, password, password_length);
} else {
data->password_length = 0;
}
return 0;
}
int ipc_sec_change_locking_pw_setup(
struct ipc_sec_change_locking_pw_data *data,
unsigned char facility_type, const char *password_old,
const char *password_new)
{
size_t password_old_length;
size_t password_new_length;
if (data == NULL)
return -1;
memset(data, 0, sizeof(struct ipc_sec_change_locking_pw_data));
data->facility_type = facility_type;
if (password_old != NULL) {
password_old_length = strlen(password_old);
if (password_old_length > sizeof(data->password_old))
password_old_length = sizeof(data->password_old);
data->password_old_length = (unsigned char) password_old_length;
strncpy((char *) data->password_old, password_old,
password_old_length);
} else {
data->password_old_length = 0;
}
if (password_new != NULL) {
password_new_length = strlen(password_new);
if (password_new_length > sizeof(data->password_new))
password_new_length = sizeof(data->password_new);
data->password_new_length = (unsigned char) password_new_length;
strncpy((char *) data->password_new, password_new,
password_new_length);
} else {
data->password_new_length = 0;
}
return 0;
}
size_t ipc_sec_rsim_access_size_setup(
struct ipc_sec_rsim_access_request_header *header,
const void *sim_io_data, size_t sim_io_size)
{
size_t size;
if (header == NULL)
return 0;
if (sim_io_data == NULL)
sim_io_size = 0;
size = sizeof(struct ipc_sec_rsim_access_request_header) + sim_io_size;
return size;
}
void *ipc_sec_rsim_access_setup(
struct ipc_sec_rsim_access_request_header *header,
const void *sim_io_data, size_t sim_io_size)
{
void *data;
size_t size;
unsigned char *p;
if (header == NULL)
return NULL;
if (sim_io_data == NULL)
sim_io_size = 0;
size = ipc_sec_rsim_access_size_setup(header, sim_io_data, sim_io_size);
if (size == 0)
return NULL;
data = calloc(1, size);
p = (unsigned char *) data;
memcpy(p, header, sizeof(struct ipc_sec_rsim_access_request_header));
p += sizeof(struct ipc_sec_rsim_access_request_header);
if (sim_io_data != NULL && sim_io_size > 0) {
memcpy(p, sim_io_data, sim_io_size);
p += sim_io_size;
}
return data;
}
size_t ipc_sec_rsim_access_size_extract(const void *data, size_t size)
{
struct ipc_sec_rsim_access_response_header *header;
if (data == NULL ||
size < sizeof(struct ipc_sec_rsim_access_response_header)) {
return 0;
}
header = (struct ipc_sec_rsim_access_response_header *) data;
if (header->length == 0 ||
header->length > size -
sizeof(struct ipc_sec_rsim_access_response_header)) {
return 0;
}
return (size_t) header->length;
}
void *ipc_sec_rsim_access_extract(const void *data, size_t size)
{
struct ipc_sec_rsim_access_response_header *header;
void *rsim_data;
if (data == NULL ||
size < sizeof(struct ipc_sec_rsim_access_response_header)) {
return NULL;
}
header = (struct ipc_sec_rsim_access_response_header *) data;
if (header->length == 0 ||
header->length > size -
sizeof(struct ipc_sec_rsim_access_response_header)) {
return NULL;
}
rsim_data = (void *) (
(unsigned char *) data +
sizeof(struct ipc_sec_rsim_access_response_header));
return rsim_data;
}
int ipc_sec_lock_information_setup(
struct ipc_sec_lock_information_request_data *data, unsigned char type)
{
if (data == NULL)
return -1;
memset(data, 0, sizeof(struct ipc_sec_lock_information_request_data));
data->magic = 0x01;
data->type = type;
return 0;
}
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