hostap/doc/p2p_sm.dot

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digraph p2p {
ranksep=.75;
size = "8.5,7.5";
start -> IDLE;
start [label="Init",shape=none];
/* Discovery: Scan followed by Find(SEARCH,LISTEN) */
subgraph cluster_0 {
label="Discovery";
color=lightgrey;
node [color=blue];
/* SCAN and LISTEN currently not used in the implementation */
SCAN [style=dotted];
LISTEN [style=dotted];
SCAN -> LISTEN;
LISTEN -> SEARCH -> LISTEN [style=dotted];
SEARCH -> SD_DURING_FIND [label="Peer SD capab\nand no info", weight=100];
SD_DURING_FIND -> SEARCH [label="RX SD Resp\nor timeout", weight=100];
SEARCH -> PROV_DISC_DURING_FIND [label="Prov Disc cmd\nand no Resp", weight=100];
PROV_DISC_DURING_FIND -> SEARCH [label="RX Prov Disc Resp\nor timeout", weight=100];
}
/* Group Formation */
subgraph cluster_1 {
label="Group Formation";
color=lightgrey;
node [color=green];
CONNECT -> CONNECT_LISTEN [style=dotted,weight=100];
CONNECT_LISTEN -> CONNECT [style=dotted,weight=100];
CONNECT -> WAIT_PEER_IDLE [label="RX GO Neg Resp\n(info unavail)"];
WAIT_PEER_IDLE -> WAIT_PEER_CONNECT [style=dotted,weight=100];
WAIT_PEER_CONNECT -> WAIT_PEER_IDLE [style=dotted,weight=100];
CONNECT -> GO_NEG [label="RX GO Neg Resp\n(success)", weight=10];
CONNECT_LISTEN -> GO_NEG [label="RX GO Neg Req or\nTX GO Neg Resp"];
WAIT_PEER_CONNECT -> GO_NEG [label="RX GO Neg Req"];
GO_NEG -> PROVISIONING [label="TX/RX GO Neg Conf"];
}
PROVISIONING -> IDLE [label="WPS\nsuccess"];
/* External triggers */
IDLE -> SCAN [label="Find cmd",weight=20];
IDLE -> CONNECT [label="Connect cmd",weight=20];
IDLE -> LISTEN_ONLY [label="Listen cmd"];
/* Timeouts */
/*
edge [color=red];
WAIT_PEER_IDLE -> IDLE [label="timeout", weight=0];
WAIT_PEER_CONNECT -> IDLE [label="timeout", weight=0];
CONNECT -> IDLE [label="timeout", weight=0];
CONNECT_LISTEN -> IDLE [label="timeout", weight=0];
GO_NEG -> IDLE [label="timeout", weight=0];
PROVISIONING -> IDLE [label="timeout", weight=0];
LISTEN_ONLY -> IDLE [label="timeout", weight=0];
SEARCH -> IDLE [label="timeout", weight=0];
*/
}