libvlc_log_message_t *libvlc_log_iterator_next( libvlc_log_iterator_t *p_iter,
libvlc_log_message_t *buffer,
libvlc_exception_t *p_e )
{
int i_pos;
if( !p_iter )
RAISENULL("Invalid log iterator!");
if( !buffer )
RAISENULL("Invalid message buffer!");
i_pos = p_iter->i_pos;
if( i_pos != p_iter->i_end )
{
msg_item_t *msg;
vlc_mutex_lock(p_iter->p_messages->p_lock);
msg = p_iter->p_messages->p_msg+i_pos;
buffer->i_severity = msg->i_type;
buffer->psz_type = msg->psz_object_type;
buffer->psz_name = msg->psz_module;
buffer->psz_header = msg->psz_header;
buffer->psz_message = msg->psz_msg;
p_iter->i_pos = ++i_pos % VLC_MSG_QSIZE;
vlc_mutex_unlock(p_iter->p_messages->p_lock);
return buffer;
}
RAISENULL("No more messages");
}
libvlc_log_message_t *libvlc_log_iterator_next( libvlc_log_iterator_t *p_iter,
libvlc_log_message_t *buffer,
libvlc_exception_t *p_e )
{
unsigned i_pos;
if( !p_iter )
RAISENULL("Invalid log iterator!");
if( !buffer )
RAISENULL("Invalid message buffer!");
i_pos = p_iter->i_pos;
if( i_pos != p_iter->i_end )
{
msg_item_t *msg;
vlc_spin_lock (&p_iter->p_data->lock);
msg = p_iter->p_data->items[i_pos];
buffer->i_severity = msg->i_type;
buffer->psz_type = msg->psz_object_type;
buffer->psz_name = msg->psz_module;
buffer->psz_header = msg->psz_header;
buffer->psz_message = msg->psz_msg;
vlc_spin_unlock (&p_iter->p_data->lock);
p_iter->i_pos++;
return buffer;
}
RAISENULL("No more messages");
}
libvlc_instance_t * libvlc_new( int argc, const char *const *argv,
libvlc_exception_t *p_e )
{
libvlc_instance_t *p_new;
int i_ret;
libvlc_init_threads ();
libvlc_int_t *p_libvlc_int = libvlc_InternalCreate();
if( !p_libvlc_int )
{
libvlc_deinit_threads ();
RAISENULL( "VLC initialization failed" );
}
p_new = malloc( sizeof( libvlc_instance_t ) );
if( !p_new )
{
libvlc_deinit_threads ();
RAISENULL( "Out of memory" );
}
const char *my_argv[argc + 2];
my_argv[0] = "libvlc"; /* dummy arg0, skipped by getopt() et al */
for( int i = 0; i < argc; i++ )
my_argv[i + 1] = argv[i];
my_argv[argc + 1] = NULL; /* C calling conventions require a NULL */
/** \todo Look for interface settings. If we don't have any, add -I dummy */
/* Because we probably don't want a GUI by default */
i_ret = libvlc_InternalInit( p_libvlc_int, argc + 1, my_argv );
if( i_ret )
{
libvlc_InternalDestroy( p_libvlc_int );
free( p_new );
libvlc_deinit_threads ();
if( i_ret == VLC_EEXITSUCCESS )
return NULL;
else
RAISENULL( "VLC initialization failed" );
}
p_new->p_libvlc_int = p_libvlc_int;
p_new->libvlc_vlm.p_vlm = NULL;
p_new->libvlc_vlm.p_event_manager = NULL;
p_new->libvlc_vlm.pf_release = NULL;
p_new->ref_count = 1;
p_new->verbosity = 1;
p_new->p_callback_list = NULL;
vlc_mutex_init(&p_new->instance_lock);
return p_new;
}
libvlc_log_t *libvlc_log_open( libvlc_instance_t *p_instance, libvlc_exception_t *p_e )
{
struct libvlc_log_t *p_log =
(struct libvlc_log_t *)malloc(sizeof(struct libvlc_log_t));
if( !p_log ) RAISENULL( "Out of memory" );
p_log->p_instance = p_instance;
p_log->p_messages = msg_Subscribe(p_instance->p_libvlc_int);
if( !p_log->p_messages )
{
free( p_log );
RAISENULL( "Out of memory" );
}
libvlc_retain( p_instance );
return p_log;
}
libvlc_log_iterator_t *libvlc_log_get_iterator( const libvlc_log_t *p_log, libvlc_exception_t *p_e )
{
if( p_log && p_log->p_messages )
{
struct libvlc_log_iterator_t *p_iter =
(struct libvlc_log_iterator_t *)malloc(sizeof(struct libvlc_log_iterator_t));
if( !p_iter ) RAISENULL( "Out of memory" );
vlc_mutex_lock(p_log->p_messages->p_lock);
p_iter->p_messages = p_log->p_messages;
p_iter->i_start = p_log->p_messages->i_start;
p_iter->i_pos = p_log->p_messages->i_start;
p_iter->i_end = *(p_log->p_messages->pi_stop);
vlc_mutex_unlock(p_log->p_messages->p_lock);
return p_iter;
}
RAISENULL("Invalid log object!");
}
libvlc_log_iterator_t *libvlc_log_get_iterator( const libvlc_log_t *p_log, libvlc_exception_t *p_e )
{
if( p_log )
{
struct libvlc_log_iterator_t *p_iter =
(struct libvlc_log_iterator_t *)malloc(sizeof(struct libvlc_log_iterator_t));
/* FIXME: break constant pointer constraints */
msg_cb_data_t *data = &((libvlc_log_t *)p_log)->data;
if( !p_iter ) RAISENULL( "Out of memory" );
vlc_spin_lock (&data->lock);
p_iter->p_data = data;
p_iter->i_pos = 0;
p_iter->i_end = data->count;
vlc_spin_unlock (&data->lock);
return p_iter;
}
RAISENULL("Invalid log object!");
}
libvlc_log_t *libvlc_log_open( libvlc_instance_t *p_instance, libvlc_exception_t *p_e )
{
struct libvlc_log_t *p_log =
(struct libvlc_log_t *)malloc(sizeof(struct libvlc_log_t));
if( !p_log ) RAISENULL( "Out of memory" );
p_log->p_instance = p_instance;
vlc_spin_init( &p_log->data.lock );
p_log->data.count = 0;
p_log->data.verbosity = p_instance->verbosity;
p_log->p_messages = msg_Subscribe(p_instance->p_libvlc_int, handler, &p_log->data);
if( !p_log->p_messages )
{
free( p_log );
RAISENULL( "Out of memory" );
}
libvlc_retain( p_instance );
return p_log;
}