btstack/docs/rfcomm-channel.gv
matthias.ringwald 1eb8b12aa5 tweak diagram
2011-07-08 08:37:51 +00:00

45 lines
1.5 KiB
Plaintext

digraph rfcomm_channel {
// rankdir=LR;
size="8,5"
// orientation=landscape;
// rotate = 90;
CLOSED [shape=doublecircle];
OPEN [shape=doublecircle];
// DISC #x or DM
// rfcomm_create_channel_internal
CLOSED->W4_MULTIPLEXER [label = "create channel [multiplexer==closed]"];
CLOSED->SEND_UIH_PN [label = "create channel [multiplexer==open]"];
W4_MULTIPLEXER->SEND_UIH_PN [label = "multiplexere opened"];
SEND_UIH_PN->W4_PN_RSP [label="SEND PN CMD"];
W4_PN_RSP->SEND_SABM_W4_UA [label="RECV PN RSP"];
SEND_SABM_W4_UA->W4_UA[label="SEND SABM"];
// rfcomm_multiplexer_l2cap_packet_handler
// rfcomm_packet_handler
CLOSED->INCOMING_SETUP [label = "RECV SABM#x / inform client"];
CLOSED->INCOMING_SETUP [label = "RECV PN CMD / inform client"];
CLOSED->INCOMING_SETUP [label = "RECV RPN CMD / inform client"];
// rfcomm_decline_connection_internal
INCOMING_SETUP->SEND_DM [label = "decline connection"];
// rfcomm_disconnect_internal
OPEN->SEND_DISC [label="disconnect"];
// rfcomm_run
SEND_DM->CLOSED [label="SEND DM_PF"];
SEND_DISC->CLOSED [label="SEND DISC"];
// rfcomm_accept_connection_internal
INCOMING_SETUP->INCOMING_SETUP [label="accept connection/confirm"];
INCOMING_SETUP->DLC_SETUP [label="-[CAN SEND] / SEND UA"];
W4_UA->DLC_SETUP[label="RECV UA"];
DLC_SETUP->OPEN [label="exchanged MSC & credits > 0"];
}