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server_config.h

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/*! \file server_config.h
          Header file for the logging module 'server_config.c'.
 */

#ifdef __cplusplus
extern "C" {
#endif

#ifndef CONFIG_HEADER
#define CONFIG_HEADER

  #include "config.h"


  /*! \brief Maximum number of characters for a file name.
   */

  #define FILE_NAME_SIZE     256

  /*! \brief Maximum number of characters for a host name (or IP address).
   */

  #define HOST_NAME_MAX_SIZE 256

  /*! \brief Maximum number of characters for an IP address.
   */

  #define MAX_IP_ADDRESS_STR_SIZE 16

  /*! \brief Maximum number of characters for user ID.
   */

  #define MAX_UID_SIZE 128

  /*! \brief Maximum number of characters for group ID.
   */

  #define MAX_GID_SIZE 128

  /*! \brief Maximum number of characters for the list of manufacturer's IDs.
   */

  #define MAX_MANUFACTURER_ID_LIST_SIZE 1024

  /*! \brief Maximum number of characters for a manufacturer's ID.
   */

  #define MAX_MANUFACTURER_ID_SIZE   128

  /*! \brief This structure contains the main server's configuration.
   */

  struct global_config
  {
    /*! \brief Some SQL functions requires a security delay. This delay assures that the operation has enough
               time to complete. This value represents the security delay for all SQL functions that requires
               this security. Functions are:
               <UL>
                   <LI>try_reserve_ip_from_pool
               </UL>
     */ 

    unsigned long int sql_expiration_security_delay;

    /*! \brief Path to the server's main log file.
     */ 

    char log_file[FILE_NAME_SIZE];

    /*! \brief Path to the server's CSV file.
     */

    char csv_file[FILE_NAME_SIZE];

    /*! \brief Path to the file used by the server to log incoming and outcomming DHCP packets.
               Only welle formated packets are logged.
     */

    char debug_file[FILE_NAME_SIZE];

    /*! \brief Path to the file used to synchronize access to the dump file.
     */

    char sync_dump[FILE_NAME_SIZE];

    /*! \brief This flag represents the verbosity level.
     */

    int debug;

    /*! \brief Path to the process' working directory.
     */ 

    char working_dir[FILE_NAME_SIZE];

    /*! \brief Host name (or IP address) associated to the network interface used by the DHCP server.
     */

    char dhcp_bind_ip[HOST_NAME_MAX_SIZE];

    /*! \brief Path to the process' PID file.
     */

    char pid_file[FILE_NAME_SIZE];

    /*! \brief Flag that tells the server wether it should log incoming and outcoming DHCP packets.
               Values could be:
                   <UL>
                      <LI>0: Do not log any packets.
                      <LI>1: Log all incoming and outcoming DHCP packets.
                      <LI>2: High verbosity debug.
                   </UL>
    */

    int dumper_mode;

    /*! \brief IP address of the DHCP server, as seen by the client.
     */

    char server_ip_seen_by_client[MAX_IP_ADDRESS_STR_SIZE];

    /*! \brief This flag defines whether the server uses broadcats for responses.
               <UL>
                 <LI>0: The server does not use broadcasts (always unicats).
                 <LI>1: The server always yse broadcats.
               </UL>
     */

    int broadcast_mode;

    /*! \brief Deamon's user ID.
     */

    char deamon_user_id[MAX_UID_SIZE];

    /*! \brief Deamon's group ID.
     */

    char deamon_group_id[MAX_GID_SIZE];

    /*! \brief IP address sent to the client whenever the DHCP can not respond.
     */

    char dummy_ip[MAX_IP_ADDRESS_STR_SIZE];

    /*! \brief This flag defines wether the server must manage the size of the log file.
     */

    int log_size_management;
  }; 


int configuration_load (char *path, char **error);

#endif

#ifdef __cplusplus
}
#endif

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