// These are global declarations that may be needed in other files

#ifndef MAIN_H
#define MAIN_H

// The big_buffer variable, defined in main_private.h, is used to hold the
// html data that will eventually be written to stdout if all goes well.
// However, if a fatal error is encountered half way through the processing
// of an html page, an error message will be written to stdout instead of
// big buffer.

extern char big_buffer[];
extern char *cgi_script_name;
extern char *data_filename;
extern char *id_filename;

#define BAD_TIME ( (time_t) -1 )

extern void initialize(fleet & the_fleet);
extern void parse_input_data(cgi_data* & cgi_array, int & cgi_array_length);
extern void cleanup(fleet & the_fleet);
extern int get_request(const cgi_data* cgi_array, const int cgi_array_length,
                       fleet & the_fleet, new_aircraft & aircraft_data,
                       time_slot_info & slot_info, int & slot_id);
extern void nuke_cgi_array(cgi_data* & cgi_array, int & cgi_array_length);
extern char *get_query_string(int & delete_query_string);
extern void load_key_value_pair(cgi_data* & cgi_array, int & cgi_array_length,
                                char *key_value_pair);
extern void translate_value_string(char* value_string);
extern char *find_hex_value(char *str_ptr);
extern void replace_hex_value(char *ptr);
extern int find_corresponding_single_value(const cgi_data* cgi_array,
                                           const int cgi_array_length,
                                           const char* key, char *value);
extern int get_send_update_request(const cgi_data* cgi_array,
                                   const int cgi_array_length,
                                   fleet & the_fleet, 
                                   new_aircraft & aircraft_data);
extern int get_res_update_request(const cgi_data* cgi_array,
                                  const int cgi_array_length,
                                  fleet & the_fleet, int & ac_id,
                                  time_slot_info & res_info,
                                  int & slot_id);
extern int get_ac_update_request(const cgi_data* cgi_array,
                                 const int cgi_array_length,
                                 fleet & the_fleet, 
                                 new_aircraft & aircraft_data);
extern int get_new_reservation_info(const cgi_data* & cgi_array, 
                                    const int & cgi_array_length,
                                    time_slot_info & res_info);
extern int get_old_reservation_id(const cgi_data* & cgi_array,
                                  const int cgi_array_length,
                                  const int ac_id, fleet & the_fleet);
extern int month_string_to_int(const char* month_string);
extern int get_ac_text_fields(const cgi_data* cgi_array, 
                              const int cgi_array_length,
                              new_aircraft & aircraft_data);
extern int get_old_ac_id(const cgi_data* cgi_array, 
                         const int cgi_array_length, fleet & the_fleet);
extern int get_ac_add_request(const cgi_data* cgi_array,
                              const int cgi_array_length,
                              fleet & the_fleet, 
                              new_aircraft & aircraft_data);

#endif