vzlogger/src/protocols/exec.c
2012-02-03 15:24:16 +01:00

94 lines
2.2 KiB
C

/**
* Get data by calling a program
*
* @package vzlogger
* @copyright Copyright (c) 2011, The volkszaehler.org project
* @license http://www.gnu.org/licenses/gpl.txt GNU Public License
* @author Steffen Vogel <info@steffenvogel.de>
*/
/*
* This file is part of volkzaehler.org
*
* volkzaehler.org 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
* any later version.
*
* volkzaehler.org 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 volkszaehler.org. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdlib.h>
#include <sys/time.h>
#include "meter.h"
#include "protocols/exec.h"
#include "options.h"
int meter_init_exec(meter_t *mtr, list_t options) {
meter_handle_exec_t *handle = &mtr->handle.exec;
char *command;
if (options_lookup_string(options, "command", &command) == SUCCESS) {
handle->command = strdup(command);
}
else {
print(log_error, "Missing command or invalid type", mtr);
return ERR;
}
char *format;
switch (options_lookup_string(options, "format", &format)) {
case SUCCESS:
handle->format = strdup(format);
// TODO parse format (see file.c)
break;
case ERR_NOT_FOUND:
handle->format = NULL; /* use default format */
break;
default:
print(log_error, "Failed to parse format", mtr);
return ERR;
}
return SUCCESS;
}
void meter_free_exec(meter_t *mtr) {
meter_handle_exec_t *handle = &mtr->handle.exec;
free(handle->command);
if (handle->format != NULL) {
free(handle->format);
}
}
int meter_open_exec(meter_t *mtr) {
//meter_handle_exec_t *handle = &mtr->handle.exec;
// TODO implement
return ERR;
}
int meter_close_exec(meter_t *mtr) {
//meter_handle_exec_t *handle = &mtr->handle.exec;
// TODO implement
return ERR;
}
size_t meter_read_exec(meter_t *mtr, reading_t rds[], size_t n) {
//meter_handle_exec_t *handle = &mtr->handle.exec;
// TODO implement
return 0;
}