int
transport_initialize
(
TransportRecv recv_callback,
TransportListenError listen_error_callback
)
{
transport_recv_callback = recv_callback ;
transport_listen_error_callback = listen_error_callback ;
if (owsl_initialize ())
{
return -1 ;
}
transport_data_socket_list = owlist_new () ;
if (transport_data_socket_list == NULL)
{
owsl_terminate () ;
return -1 ;
}
transport_listening_socket_list = owlist_new () ;
if (transport_listening_socket_list == NULL)
{
owlist_free (transport_data_socket_list) ;
transport_data_socket_list = NULL ;
owsl_terminate () ;
return -1 ;
}
if (pthread_mutex_init (& transport_socket_lists_mutex, NULL))
{
owlist_free (transport_listening_socket_list) ;
transport_listening_socket_list = NULL ;
owlist_free (transport_data_socket_list) ;
transport_data_socket_list = NULL ;
owsl_terminate () ;
return -1 ;
}
return 0 ;
}
OWPL_RESULT
owplShutdown()
{
phTerminate();
owsl_terminate();
owslIsInitialized = 0;
owplEventListenerRemoveAll();
owplAdapterTerminate();
return OWPL_RESULT_SUCCESS;
}
int
transport_terminate
(void)
{
int return_code = 0 ;
return_code |= pthread_mutex_destroy (& transport_socket_lists_mutex) ;
return_code |= owlist_free_all (transport_listening_socket_list, (void (*) (void *)) transport_socket_free) ;
transport_listening_socket_list = NULL ;
return_code |= owlist_free_all (transport_data_socket_list, (void (*) (void *)) transport_socket_free) ;
transport_data_socket_list = NULL ;
return_code |= owsl_terminate () ;
return return_code ;
}
static OWPL_RESULT
owplInitOwsl
(
unsigned short use_udp,
unsigned short use_tcp,
unsigned short use_tls
)
{
int return_code ;
int owslWasJustInitialized = 0 ;
if (! owslIsInitialized)
{
return_code = owsl_initialize () ;
if (return_code != 0)
{
goto error ;
}
owslIsInitialized = 1 ;
owslWasJustInitialized = 1 ;
}
if (use_udp)
{
if
(
owsl_socket_type_get
(
OWSL_AF_IPV4,
OWSL_MODE_DATAGRAM,
OWSL_CIPHERING_DISABLED
) == OWSL_TYPE_UNKNOWN
&&
owsl_socket_type_add (OWSL_TYPE_IPV4_UDP) != 0
)
{
goto error ;
}
if
(
owsl_socket_type_get
(
OWSL_AF_IPV6,
OWSL_MODE_DATAGRAM,
OWSL_CIPHERING_DISABLED
) == OWSL_TYPE_UNKNOWN
&&
owsl_socket_type_add (OWSL_TYPE_IPV6_UDP) != 0
)
{
goto error ;
}
}
if (use_tcp)
{
if
(
owsl_socket_type_get
(
OWSL_AF_IPV4,
OWSL_MODE_STREAM,
OWSL_CIPHERING_DISABLED
) == OWSL_TYPE_UNKNOWN
&&
owsl_socket_type_add (OWSL_TYPE_IPV4_TCP) != 0
)
{
goto error ;
}
if
(
owsl_socket_type_get
(
OWSL_AF_IPV6,
OWSL_MODE_STREAM,
OWSL_CIPHERING_DISABLED
) == OWSL_TYPE_UNKNOWN
&&
owsl_socket_type_add (OWSL_TYPE_IPV6_TCP) != 0
)
{
goto error ;
}
}
if (use_tls)
{
if
(
owsl_socket_type_get
(
OWSL_AF_IPV4,
OWSL_MODE_STREAM,
OWSL_CIPHERING_ENABLED
) == OWSL_TYPE_UNKNOWN
&&
owsl_socket_type_add (OWSL_TYPE_IPV4_TLS) != 0
)
{
goto error ;
}
if
(
owsl_socket_type_get
(
OWSL_AF_IPV6,
OWSL_MODE_STREAM,
OWSL_CIPHERING_ENABLED
) == OWSL_TYPE_UNKNOWN
&&
owsl_socket_type_add (OWSL_TYPE_IPV6_TLS) != 0
)
{
goto error ;
}
}
return OWPL_RESULT_SUCCESS ;
error :
if (owslWasJustInitialized)
{
owsl_terminate () ;
}
return OWPL_RESULT_FAILURE ;
}
