12 static char version[VerLen+1] = "RFB 003.003\n";
15 vncsrvhandshake(Vnc *v)
19 strecpy(msg, msg+sizeof msg, version);
21 fprint(2, "server version: %s\n", msg);
22 vncwrbytes(v, msg, VerLen);
25 vncrdbytes(v, msg, VerLen);
27 fprint(2, "client version: %s\n", msg);
37 vncrdbytes(v, msg, VerLen);
38 if(strncmp(msg, "RFB ", 4) != 0){
39 werrstr("bad rfb version \"%s\"", msg);
43 fprint(2, "server version: %s\n", msg);
45 vncwrbytes(v, msg, VerLen);
51 vncauth(Vnc *v, char *keypattern)
54 uchar chal[VncChalLen];
62 werrstr("unknown auth type 0x%lux", auth);
64 fprint(2, "unknown auth type 0x%lux\n", auth);
68 reason = vncrdstring(v);
69 werrstr("%s", reason);
71 fprint(2, "auth failed: %s\n", reason);
76 fprint(2, "no auth needed\n");
80 vncrdbytes(v, chal, VncChalLen);
81 if(auth_respond(chal, VncChalLen, nil, 0, chal, VncChalLen, auth_getkey,
82 "proto=vnc role=client server=%s %s", serveraddr, keypattern) != VncChalLen){
85 vncwrbytes(v, chal, VncChalLen);
91 werrstr("unknown server response 0x%lux", auth);
94 werrstr("server says authentication failed");
97 werrstr("server says too many tries");
113 if((c = auth_challenge("proto=vnc role=server user=%q", getuser()))==nil)
114 sysfatal("vncchal: %r");
115 if(c->nchal != VncChalLen)
116 sysfatal("vncchal got %d bytes wanted %d", c->nchal, VncChalLen);
117 vncwrlong(v, AVncAuth);
118 vncwrbytes(v, c->chal, VncChalLen);
121 vncrdbytes(v, c->chal, VncChalLen);
123 c->nresp = VncChalLen;
124 ai = auth_response(c);
127 fprint(2, "vnc auth failed: server factotum: %r\n");
128 vncwrlong(v, VncAuthFailed);
133 vncwrlong(v, VncAuthOK);