/*
  *  Extract RAR archives
  *
  *  Copyright (C) 2005 trog@uncon.org
  *
  *  This code is based on the work of Alexander L. Roshal
  *
  *  This program 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.
  *
  *  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 General Public License
  *  along with this program; if not, write to the Free Software

  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
  *  MA 02110-1301, USA.

  */
 

 #include <string.h>
 #include <stdlib.h>
 
 #include "unrar.h"
 #include "unrarcmd.h"
 
 void rar_cmd_array_init(rar_cmd_array_t *cmd_a)
 {
 	cmd_a->array = NULL;
 	cmd_a->num_items = 0;
 }
 
 void rar_cmd_array_reset(rar_cmd_array_t *cmd_a)
 {	
 	if (!cmd_a) {
 		return;
 	}
 	if (cmd_a->array) {
 		free(cmd_a->array);
 	}
 	cmd_a->array = NULL;
 	cmd_a->num_items = 0;
 }
 
 int rar_cmd_array_add(rar_cmd_array_t *cmd_a, int num)
 {
 	cmd_a->num_items += num;
 	cmd_a->array = (struct rarvm_prepared_command *) realloc(cmd_a->array,
 			cmd_a->num_items * sizeof(struct rarvm_prepared_command));
 	if (cmd_a->array == NULL) {
 		return FALSE;
 	}
 	memset(&cmd_a->array[cmd_a->num_items-1], 0, sizeof(struct rarvm_prepared_command));
 	return TRUE;
 }