static int
Packet_AddCallback( Packet *packet,
int msg_id,
FusionMessageCallback func,
void *ctx,
int param )
{
MessageCallback *callback;
FUSION_DEBUG( "%s( %p )\n", __FUNCTION__, packet );
D_MAGIC_ASSERT( packet, Packet );
callback = fusion_core_malloc( fusion_core, sizeof(MessageCallback) );
if (!callback)
return -ENOMEM;
callback->msg_id = msg_id;
callback->func_index = func;
callback->ctx = ctx;
callback->param = param;
fusion_fifo_put( &packet->callbacks, &callback->link );
return 0;
}
static int
Fusionee_GetPacket( Fusionee *fusionee,
size_t size,
Packet **ret_packet )
{
Packet *packet;
FUSION_DEBUG( "%s( %p )\n", __FUNCTION__, fusionee );
if (size > FUSION_MAX_PACKET_SIZE)
return -E2BIG;
packet = (Packet*) direct_list_last( fusionee->packets.items );
D_MAGIC_ASSERT_IF( packet, Packet );
if (!packet || packet->size + size > FUSION_MAX_PACKET_SIZE) {
if (packet) {
packet->flush = true;
fusion_core_wq_wake( fusion_core, &fusionee->wait_receive);
}
if (fusionee->free_packets.count) {
packet = (Packet*) fusion_fifo_get( &fusionee->free_packets );
D_MAGIC_ASSERT( packet, Packet );
}
else
packet = Packet_New();
if (!packet)
return -ENOMEM;
D_ASSERT( packet->link.prev == NULL );
D_ASSERT( packet->link.next == NULL );
fusion_fifo_put( &fusionee->packets, &packet->link );
}
D_MAGIC_ASSERT( packet, Packet );
*ret_packet = packet;
return 0;
}
static void
Fusionee_PutPacket( Fusionee *fusionee,
Packet *packet )
{
FUSION_DEBUG( "%s( %p )\n", __FUNCTION__, fusionee );
D_MAGIC_ASSERT( packet, Packet );
D_ASSERT( packet->link.prev == NULL );
D_ASSERT( packet->link.next == NULL );
if (fusionee->free_packets.count > 10)
Packet_Free( packet );
else {
packet->size = 0;
packet->flush = false;
fusion_fifo_reset( &packet->callbacks );
fusion_fifo_put( &fusionee->free_packets, &packet->link );
}
}
