2 * Copyright (c) 2004 Teodor Sigaev <teodor@sigaev.ru>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of the author nor the names of any co-contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY CONTRIBUTORS ``AS IS'' AND ANY EXPRESS
18 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL CONTRIBUTORS BE LIABLE FOR ANY
21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
23 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
25 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
26 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
27 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33 #include "connection.h"
38 getTopData(TC_Connection *conn) {
40 conn->len = TCMSGHDRSZ + MUHDRSZ + cfg.mu->number * sizeof(UnitInfo);
41 conn->buf = trealloc( conn->buf, conn->len );
42 pmsg = (TCMsg*) conn->buf;
44 pmsg->len = conn->len;
45 pmsg->type = TOPGETTYPE;
46 memcpy( pmsg->data, cfg.mu, pmsg->len - TCMSGHDRSZ );
47 ((MassiveUnit*)pmsg->data)->maxnumber = cfg.mu->number;
52 gotLongMessage( TC_Connection *conn ) {
53 TCMsg *pmsg = (TCMsg*) conn->buf;
55 if ( conn->ptr - conn->buf < TCMSGHDRSZ ) {
56 tlog(TL_ALARM,"Wrong size of long message (%d bytes)", conn->ptr - conn->buf);
57 conn->state = CS_ERROR;
66 tlog(TL_ALARM,"Got unknown packet type: %d", pmsg->type);
67 conn->state = CS_ERROR;
72 sendedLongMessage( TC_Connection *conn ) {
73 TCMsg *pmsg = (TCMsg*) conn->buf;
76 conn->state = CS_FINISH;
79 tlog(TL_ALARM,"Send unknown packet type: %d", pmsg->type);
80 conn->state = CS_ERROR;
88 for(i=TC_SERVER_CONN_START; i<cfg.pool.number; i++) {
89 conn = cfg.pool.conn[i];
90 switch( conn->state ) {
92 TC_ServerConnect( conn, 0 );
94 case CS_CONNECTED: /* we have connected to remote host */
98 sendedLongMessage( conn );
101 gotLongMessage( conn );
104 if ( conn->readyio ) {
105 TC_Read( conn, TCMSGHDRSZ );
106 if ( conn->state != CS_READ ) i--; /* check it one more time */
110 if ( conn->readyio ) {
112 if ( conn->state != CS_SEND ) i--; /* check it one more time */
118 case CS_WAIT: /* ??? */
127 tlog(TL_DEBUG, "Clear N%d connection", i);
128 TC_deleteConnectionByN(&cfg.pool,i);