btstack/docs/rfcomm-channel.gv
2011-06-22 18:28:47 +00:00

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digraph rfcomm_channel {
// rankdir=LR;
size="8,5"
// orientation=landscape;
// rotate = 90;
CLOSED [shape=doublecircle];
OPEN [shape=doublecircle];
// DISC #x or DM
// W4_SABM_OR_PN_CMD->CLOSED [label = "RECV DISC#x / SEND UA#x"];
// W4_MSC_CMD->CLOSED [label = "RECV DISC#x / SEND UA#x"];
// W4_CLIENT_AFTER_SABM->CLOSED [label = "RECV DISC#x / SEND UA#x"];
// W4_SABM_OR_PN_CMD->CLOSED [label = "RECV DM"];
// W4_MSC_CMD->CLOSED [label = "RECV DM"];
// W4_CLIENT_AFTER_SABM->CLOSED [label = "RECV DM"];
// rfcomm_create_channel_internal
CLOSED->W4_MULTIPLEXER [label = "create channel"];
// rfcomm_multiplexer_start_connecting
W4_MULTIPLEXER->W4_PN_RSP[ label = "Multiplexer open/SEND UIH PN"];
// rfcomm_multiplexer_l2cap_packet_handler
// rfcomm_packet_handler
W4_SABM_OR_PN_CMD->W4_MSC_CMD [label = "RECV SABM#x / SEND UA#x"];
CLOSED->W4_CLIENT_AFTER_SABM [label = "RECV SABM#x / inform client"];
W4_UA->W4_MSC_CMD_OR_MSC_RSP [label = "RECV UA#x/ SEND UIH MSC CMD"];
CLOSED->W4_CLIENT_AFTER_PN_CMD [label = "RECV UIH PN CMD/ inform client"];
W4_SABM_OR_PN_CMD->W4_SABM_OR_PN_CMD [label = "RECV UIH PN CMD / SEND UIH PN RSP"];
W4_PN_RSP->W4_UA [ label = "RECV UIH PN RSP / SEND SABM#x" ];
W4_MSC_CMD_OR_MSC_RSP -> W4_MSC_RSP [label = "RECV MSC CMD / SEND MSP RSP"];
W4_MSC_CMD -> OPEN [label = "RECV MSC CMD / SEND MSP RSP + MSC CMD"];
W4_MSC_CMD -> W4_CREDITS [label = "RECV MSC CMD / SEND MSP RSP + MSC CMD"];
W4_MSC_CMD_OR_MSC_RSP-> W4_MSC_CMD [label = "RECV MSP RSP"];
W4_MSC_RSP -> W4_CREDITS [label = "RECV MSP RSP"];
W4_MSC_RSP -> OPEN [label = "RECV MSP RSP"];
W4_CREDITS -> OPEN [label = "RECV UIH P/F credits > 0"];
// rfcomm_accept_connection_internal
W4_CLIENT_AFTER_SABM->W4_MSC_CMD [label = "accept connection / SEND UA #x"];
W4_CLIENT_AFTER_PN_CMD->W4_SABM_OR_PN_CMD [label = "accept connection / SEND UIH PN RSP"];
// rfcomm_decline_connection_internal
W4_CLIENT_AFTER_SABM->CLOSED [label = "decline connection / SEND DM"];
W4_CLIENT_AFTER_PN_CMD->CLOSED [label = "decline connection / SEND DM"];
}