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/* lc15bts - access to hardware related parameters */
/* Copyright (C) 2015 by Yves Godin <support@nuranwireless.com>
*
* Based on sysmoBTS:
* sysmobts_par.c
* (C) 2012 by Harald Welte <laforge@gnumonks.org>
*
* All Rights Reserved
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* 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.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <string.h>
#include <errno.h>
#include <fcntl.h>
#include <unistd.h>
#include <limits.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <osmocom/core/utils.h>
#include "lc15bts_par.h"
#define FACTORY_ROM_PATH "/mnt/rom/factory"
#define USER_ROM_PATH "/mnt/rom/user"
const struct value_string lc15bts_par_names[_NUM_LC15BTS_PAR+1] = {
{ LC15BTS_PAR_TEMP_SUPPLY_MAX, "temp-supply-max" },
{ LC15BTS_PAR_TEMP_SOC_MAX, "temp-soc-max" },
{ LC15BTS_PAR_TEMP_FPGA_MAX, "temp-fpga-max" },
{ LC15BTS_PAR_TEMP_MEMORY_MAX, "temp-memory-max" },
{ LC15BTS_PAR_TEMP_TX1_MAX, "temp-tx1-max" },
{ LC15BTS_PAR_TEMP_TX2_MAX, "temp-tx2-max" },
{ LC15BTS_PAR_TEMP_PA1_MAX, "temp-pa1-max" },
{ LC15BTS_PAR_TEMP_PA2_MAX, "temp-pa2-max" },
{ LC15BTS_PAR_SERNR, "serial-nr" },
{ LC15BTS_PAR_HOURS, "hours-running" },
{ LC15BTS_PAR_BOOTS, "boot-count" },
{ LC15BTS_PAR_KEY, "key" },
{ 0, NULL }
};
int lc15bts_par_is_int(enum lc15bts_par par)
{
switch (par) {
case LC15BTS_PAR_TEMP_SUPPLY_MAX:
case LC15BTS_PAR_TEMP_SOC_MAX:
case LC15BTS_PAR_TEMP_FPGA_MAX:
case LC15BTS_PAR_TEMP_MEMORY_MAX:
case LC15BTS_PAR_TEMP_TX1_MAX:
case LC15BTS_PAR_TEMP_TX2_MAX:
case LC15BTS_PAR_TEMP_PA1_MAX:
case LC15BTS_PAR_TEMP_PA2_MAX:
case LC15BTS_PAR_SERNR:
case LC15BTS_PAR_HOURS:
case LC15BTS_PAR_BOOTS:
return 1;
default:
return 0;
}
}
int lc15bts_par_get_int(enum lc15bts_par par, int *ret)
{
char fpath[PATH_MAX];
FILE *fp;
int rc;
if (par >= _NUM_LC15BTS_PAR)
return -ENODEV;
snprintf(fpath, sizeof(fpath)-1, "%s/%s", USER_ROM_PATH, get_value_string(lc15bts_par_names, par));
fpath[sizeof(fpath)-1] = '\0';
fp = fopen(fpath, "r");
if (fp == NULL) {
return -errno;
}
rc = fscanf(fp, "%d", ret);
if (rc != 1) {
fclose(fp);
return -EIO;
}
fclose(fp);
return 0;
}
int lc15bts_par_set_int(enum lc15bts_par par, int val)
{
char fpath[PATH_MAX];
FILE *fp;
int rc;
if (par >= _NUM_LC15BTS_PAR)
return -ENODEV;
snprintf(fpath, sizeof(fpath)-1, "%s/%s", USER_ROM_PATH, get_value_string(lc15bts_par_names, par));
fpath[sizeof(fpath)-1] = '\0';
fp = fopen(fpath, "w");
if (fp == NULL) {
return -errno;
}
rc = fprintf(fp, "%d", val);
if (rc < 0) {
fclose(fp);
return -EIO;
}
fclose(fp);
return 0;
}
int lc15bts_par_get_buf(enum lc15bts_par par, uint8_t *buf,
unsigned int size)
{
char fpath[PATH_MAX];
FILE *fp;
int rc;
if (par >= _NUM_LC15BTS_PAR)
return -ENODEV;
snprintf(fpath, sizeof(fpath)-1, "%s/%s", USER_ROM_PATH, get_value_string(lc15bts_par_names, par));
fpath[sizeof(fpath)-1] = '\0';
fp = fopen(fpath, "rb");
if (fp == NULL) {
return -errno;
}
rc = fread(buf, 1, size, fp);
fclose(fp);
return rc;
}
int lc15bts_par_set_buf(enum lc15bts_par par, const uint8_t *buf,
unsigned int size)
{
char fpath[PATH_MAX];
FILE *fp;
int rc;
if (par >= _NUM_LC15BTS_PAR)
return -ENODEV;
snprintf(fpath, sizeof(fpath)-1, "%s/%s", USER_ROM_PATH, get_value_string(lc15bts_par_names, par));
fpath[sizeof(fpath)-1] = '\0';
fp = fopen(fpath, "wb");
if (fp == NULL) {
return -errno;
}
rc = fwrite(buf, 1, size, fp);
fclose(fp);
return rc;
}
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