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Annotation of 43BSDReno/games/hunt/NEW/ctl.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1983 Regents of the University of California.
        !             3:  * All rights reserved.  The Berkeley software License Agreement
        !             4:  * specifies the terms and conditions for redistribution.
        !             5:  */
        !             6: 
        !             7: #include "bsd.h"
        !             8: 
        !             9: #if    defined(TALK_43) || defined(TALK_42) 
        !            10: 
        !            11: #ifndef lint
        !            12: static char sccsid[] = "@(#)ctl.c      5.2 (Berkeley) 3/13/86";
        !            13: #endif not lint
        !            14: 
        !            15: /*
        !            16:  * This file handles haggling with the various talk daemons to
        !            17:  * get a socket to talk to. sockt is opened and connected in
        !            18:  * the progress
        !            19:  */
        !            20: 
        !            21: #include "talk_ctl.h"
        !            22: 
        !            23: struct sockaddr_in daemon_addr = { AF_INET };
        !            24: struct sockaddr_in ctl_addr = { AF_INET };
        !            25: 
        !            26:        /* inet addresses of the two machines */
        !            27: struct in_addr my_machine_addr;
        !            28: struct in_addr his_machine_addr;
        !            29: 
        !            30: u_short daemon_port;   /* port number of the talk daemon */
        !            31: 
        !            32: int    ctl_sockt;
        !            33: 
        !            34: CTL_MSG msg;
        !            35: 
        !            36: /* open the ctl socket */
        !            37: open_ctl() 
        !            38: {
        !            39:        int length;
        !            40: 
        !            41:        ctl_addr.sin_port = 0;
        !            42:        ctl_addr.sin_addr = my_machine_addr;
        !            43:        ctl_sockt = socket(AF_INET, SOCK_DGRAM, 0);
        !            44:        if (ctl_sockt <= 0)
        !            45:                p_error("Bad socket");
        !            46:        if (bind(ctl_sockt, &ctl_addr, sizeof(ctl_addr)) != 0)
        !            47:                p_error("Couldn't bind to control socket");
        !            48:        length = sizeof(ctl_addr);
        !            49:        if (getsockname(ctl_sockt, (struct sockaddr *) &ctl_addr, &length) < 0)
        !            50:                p_error("Bad address for ctl socket");
        !            51: }
        !            52: #endif

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