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/**** POSIX *******************************************************************/
#include <string.h>
/**** RELABSD *****************************************************************/
#include <relabsd/config.h>
#include <relabsd/debug.h>
#include <relabsd/server.h>
#include <relabsd/config/parameters.h>
#include <relabsd/device/physical_device.h>
#include <relabsd/device/virtual_device.h>
/******************************************************************************/
/**** LOCAL FUNCTIONS *********************************************************/
/******************************************************************************/
static int initialize
(
struct relabsd_server server [const restrict static 1]
)
{
int err;
if
(
relabsd_physical_device_open
(
relabsd_parameters_get_physical_device_file_name
(
&(server->parameters)
),
&(server->physical_device)
)
< 0
)
{
return -1;
}
if
(
relabsd_virtual_device_create_from
(
&(server->parameters),
&(server->virtual_device)
)
< 0
)
{
relabsd_physical_device_close(&(server->physical_device));
return -2;
}
err =
pthread_mutex_init(&(server->mutex), (const pthread_mutexattr_t *) NULL);
if (err != 0)
{
RELABSD_FATAL
(
"Could not initialize the server's mutex: %s.",
strerror(err)
);
}
if
(
(
relabsd_parameters_get_communication_node_name(&(server->parameters))
!= ((char *) NULL)
)
&& (relabsd_server_create_communication_thread(server) < 0)
)
{
relabsd_virtual_device_destroy(&(server->virtual_device));
relabsd_physical_device_close(&(server->physical_device));
return -4;
}
return 0;
}
static void finalize (struct relabsd_server server [const static 1])
{
if
(
relabsd_parameters_get_communication_node_name(&(server->parameters))
!= ((char *) NULL)
)
{
relabsd_server_join_communication_thread(server);
}
relabsd_virtual_device_destroy(&(server->virtual_device));
relabsd_physical_device_close(&(server->physical_device));
(void) pthread_mutex_destroy(&(server->mutex));
}
/******************************************************************************/
/**** EXPORTED FUNCTIONS ******************************************************/
/******************************************************************************/
int relabsd_server_main
(
const int argc,
const char * const argv [const static argc],
struct relabsd_parameters parameters [const restrict static 1]
)
{
struct relabsd_server server;
server.parameters = *parameters;
RELABSD_S_DEBUG(RELABSD_DEBUG_PROGRAM_FLOW, "Started server mode.");
if (relabsd_parameters_parse_options(argc, argv, &(server.parameters)) < 0)
{
return -1;
}
if
(
relabsd_parameters_get_run_as_daemon(&(server.parameters))
&& (relabsd_server_create_daemon() < 0)
)
{
return -2;
}
(void) initialize(&server);
(void) relabsd_server_conversion_loop(&server);
finalize(&server);
RELABSD_S_DEBUG(RELABSD_DEBUG_PROGRAM_FLOW, "Completed server mode.");
return 0;
}
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